Merge branch 'ics' of github.com:CyanogenMod/android_bootable_recovery into ics

Several programs were not linked against libcrecovery which has the __system
function.

Change-Id: I12b33a9157ab74825129896d0f2177fa83638464
Signed-off-by: Evan McClain <aeroevan@gmail.com>

Android.mk

@@ -1,6 +1,3 @@
-ifneq ($(TARGET_SIMULATOR),true)
-ifeq ($(TARGET_ARCH),arm)
-
 LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
@@ -13,15 +10,15 @@ LOCAL_SRC_FILES := \
     install.c \
     roots.c \
     ui.c \
-    verifier.c \
-    encryptedfs_provisioning.c \
     mounts.c \
     extendedcommands.c \
     nandroid.c \
     ../../system/core/toolbox/reboot.c \
     firmware.c \
     edifyscripting.c \
-    setprop.c
+    setprop.c \
+    default_recovery_ui.c \
+    verifier.c
 
 ADDITIONAL_RECOVERY_FILES := $(shell echo $$ADDITIONAL_RECOVERY_FILES)
 LOCAL_SRC_FILES += $(ADDITIONAL_RECOVERY_FILES)
@@ -37,13 +34,22 @@ else
 RECOVERY_NAME := CWM-based Recovery
 endif
 
-RECOVERY_VERSION := $(RECOVERY_NAME) v5.0.2.7
+RECOVERY_VERSION := $(RECOVERY_NAME) v5.5.0.4
 
 LOCAL_CFLAGS += -DRECOVERY_VERSION="$(RECOVERY_VERSION)"
 RECOVERY_API_VERSION := 2
 LOCAL_CFLAGS += -DRECOVERY_API_VERSION=$(RECOVERY_API_VERSION)
 
-BOARD_RECOVERY_DEFINES := BOARD_HAS_NO_SELECT_BUTTON BOARD_HAS_SMALL_RECOVERY BOARD_LDPI_RECOVERY BOARD_UMS_LUNFILE BOARD_RECOVERY_ALWAYS_WIPES BOARD_RECOVERY_HANDLES_MOUNT
+ifneq ($(BOARD_USE_CUSTOM_RECOVERY_FONT),)
+  BOARD_RECOVERY_CHAR_WIDTH := $(shell echo $(BOARD_USE_CUSTOM_RECOVERY_FONT) | cut -d _  -f 2 | cut -d . -f 1 | cut -d x -f 1)
+  BOARD_RECOVERY_CHAR_HEIGHT := $(shell echo $(BOARD_USE_CUSTOM_RECOVERY_FONT) | cut -d _  -f 2 | cut -d . -f 1 | cut -d x -f 2)
+else
+  BOARD_RECOVERY_CHAR_WIDTH := 10
+  BOARD_RECOVERY_CHAR_HEIGHT := 18
+endif
+LOCAL_CFLAGS += -DBOARD_RECOVERY_CHAR_WIDTH=$(BOARD_RECOVERY_CHAR_WIDTH) -DBOARD_RECOVERY_CHAR_HEIGHT=$(BOARD_RECOVERY_CHAR_HEIGHT)
+
+BOARD_RECOVERY_DEFINES := BOARD_HAS_NO_SELECT_BUTTON BOARD_UMS_LUNFILE BOARD_RECOVERY_ALWAYS_WIPES BOARD_RECOVERY_HANDLES_MOUNT BOARD_TOUCH_RECOVERY
 
 $(foreach board_define,$(BOARD_RECOVERY_DEFINES), \
   $(if $($(board_define)), \
@@ -51,6 +57,12 @@ $(foreach board_define,$(BOARD_RECOVERY_DEFINES), \
   ) \
   )
 
+LOCAL_STATIC_LIBRARIES :=
+
+LOCAL_CFLAGS += -DUSE_EXT4
+LOCAL_C_INCLUDES += system/extras/ext4_utils
+LOCAL_STATIC_LIBRARIES += libext4_utils libz
+
 # This binary is in the recovery ramdisk, which is otherwise a copy of root.
 # It gets copied there in config/Makefile.  LOCAL_MODULE_TAGS suppresses
 # a (redundant) copy of the binary in /system/bin for user builds.
@@ -58,18 +70,16 @@ $(foreach board_define,$(BOARD_RECOVERY_DEFINES), \
 
 LOCAL_MODULE_TAGS := eng
 
-LOCAL_STATIC_LIBRARIES :=
 ifeq ($(BOARD_CUSTOM_RECOVERY_KEYMAPPING),)
-  LOCAL_SRC_FILES += default_recovery_ui.c
+  LOCAL_SRC_FILES += default_recovery_keys.c
 else
   LOCAL_SRC_FILES += $(BOARD_CUSTOM_RECOVERY_KEYMAPPING)
 endif
 
-LOCAL_STATIC_LIBRARIES += librebootrecovery
 LOCAL_STATIC_LIBRARIES += libext4_utils libz
 LOCAL_STATIC_LIBRARIES += libminzip libunz libmincrypt
 
-LOCAL_STATIC_LIBRARIES += libedify libbusybox libclearsilverregex libmkyaffs2image libunyaffs liberase_image libdump_image libflash_image
+LOCAL_STATIC_LIBRARIES += libedify libbusybox libmkyaffs2image libunyaffs liberase_image libdump_image libflash_image
 
 LOCAL_STATIC_LIBRARIES += libcrecovery libflashutils libmtdutils libmmcutils libbmlutils 
 
@@ -99,12 +109,7 @@ ALL_DEFAULT_INSTALLED_MODULES += $(RECOVERY_SYMLINKS)
 
 # Now let's do recovery symlinks
 BUSYBOX_LINKS := $(shell cat external/busybox/busybox-minimal.links)
-ifndef BOARD_HAS_SMALL_RECOVERY
-exclude := tune2fs
-ifeq ($(BOARD_HAS_LARGE_FILESYSTEM),true)
-exclude += mke2fs
-endif
-endif
+exclude := tune2fs mke2fs
 RECOVERY_BUSYBOX_SYMLINKS := $(addprefix $(TARGET_RECOVERY_ROOT_OUT)/sbin/,$(filter-out $(exclude),$(notdir $(BUSYBOX_LINKS))))
 $(RECOVERY_BUSYBOX_SYMLINKS): BUSYBOX_BINARY := busybox
 $(RECOVERY_BUSYBOX_SYMLINKS): $(LOCAL_INSTALLED_MODULE)
@@ -113,11 +118,11 @@ $(RECOVERY_BUSYBOX_SYMLINKS): $(LOCAL_INSTALLED_MODULE)
 	@rm -rf $@
 	$(hide) ln -sf $(BUSYBOX_BINARY) $@
 
-ALL_DEFAULT_INSTALLED_MODULES += $(RECOVERY_BUSYBOX_SYMLINKS)
+ALL_DEFAULT_INSTALLED_MODULES += $(RECOVERY_BUSYBOX_SYMLINKS) 
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := nandroid-md5.sh
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
 LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
 LOCAL_SRC_FILES := nandroid-md5.sh
@@ -125,7 +130,7 @@ include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := killrecovery.sh
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
 LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
 LOCAL_SRC_FILES := killrecovery.sh
@@ -145,12 +150,11 @@ LOCAL_STATIC_LIBRARIES := libmincrypt libcutils libstdc++ libc
 
 include $(BUILD_EXECUTABLE)
 
-include $(commands_recovery_local_path)/dedupe/Android.mk
-
 include $(commands_recovery_local_path)/bmlutils/Android.mk
 include $(commands_recovery_local_path)/flashutils/Android.mk
 include $(commands_recovery_local_path)/libcrecovery/Android.mk
 include $(commands_recovery_local_path)/minui/Android.mk
+include $(commands_recovery_local_path)/minelf/Android.mk
 include $(commands_recovery_local_path)/minzip/Android.mk
 include $(commands_recovery_local_path)/mtdutils/Android.mk
 include $(commands_recovery_local_path)/mmcutils/Android.mk
@@ -160,7 +164,3 @@ include $(commands_recovery_local_path)/updater/Android.mk
 include $(commands_recovery_local_path)/applypatch/Android.mk
 include $(commands_recovery_local_path)/utilities/Android.mk
 commands_recovery_local_path :=
-
-endif   # TARGET_ARCH == arm
-endif    # !TARGET_SIMULATOR
-

applypatch/Android.mk

@@ -12,9 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-ifneq ($(TARGET_SIMULATOR),true)
-
-ifeq ($(TARGET_ARCH),arm)
 LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
@@ -31,7 +28,7 @@ include $(CLEAR_VARS)
 LOCAL_SRC_FILES := main.c
 LOCAL_MODULE := applypatch
 LOCAL_C_INCLUDES += bootable/recovery
-LOCAL_STATIC_LIBRARIES += libapplypatch libmtdutils libmincrypt libbz
+LOCAL_STATIC_LIBRARIES += libapplypatch libmtdutils libmincrypt libbz libminelf
 LOCAL_SHARED_LIBRARIES += libz libcutils libstdc++ libc
 
 include $(BUILD_EXECUTABLE)
@@ -43,7 +40,7 @@ LOCAL_MODULE := applypatch_static
 LOCAL_FORCE_STATIC_EXECUTABLE := true
 LOCAL_MODULE_TAGS := eng
 LOCAL_C_INCLUDES += bootable/recovery
-LOCAL_STATIC_LIBRARIES += libapplypatch libmtdutils libmincrypt libbz
+LOCAL_STATIC_LIBRARIES += libapplypatch libmtdutils libmincrypt libbz libminelf
 LOCAL_STATIC_LIBRARIES += libz libcutils libstdc++ libc
 
 include $(BUILD_EXECUTABLE)
@@ -58,6 +55,3 @@ LOCAL_C_INCLUDES += external/zlib external/bzip2
 LOCAL_STATIC_LIBRARIES += libz libbz
 
 include $(BUILD_HOST_EXECUTABLE)
-
-endif   # TARGET_ARCH == arm
-endif  # !TARGET_SIMULATOR

applypatch/applypatch.c

@@ -30,16 +30,21 @@
 #include "mtdutils/mtdutils.h"
 #include "edify/expr.h"
 
-static int SaveFileContents(const char* filename, FileContents file);
+int SaveFileContents(const char* filename, FileContents file);
 static int LoadPartitionContents(const char* filename, FileContents* file);
 int ParseSha1(const char* str, uint8_t* digest);
 static ssize_t FileSink(unsigned char* data, ssize_t len, void* token);
 
 static int mtd_partitions_scanned = 0;
 
-// Read a file into memory; store it and its associated metadata in
-// *file.  Return 0 on success.
-int LoadFileContents(const char* filename, FileContents* file) {
+// Read a file into memory; optionally (retouch_flag == RETOUCH_DO_MASK) mask
+// the retouched entries back to their original value (such that SHA-1 checks
+// don't fail due to randomization); store the file contents and associated
+// metadata in *file.
+//
+// Return 0 on success.
+int LoadFileContents(const char* filename, FileContents* file,
+                     int retouch_flag) {
     file->data = NULL;
 
     // A special 'filename' beginning with "MTD:" or "EMMC:" means to
@@ -75,6 +80,20 @@ int LoadFileContents(const char* filename, FileContents* file) {
     }
     fclose(f);
 
+    // apply_patch[_check] functions are blind to randomization. Randomization
+    // is taken care of in [Undo]RetouchBinariesFn. If there is a mismatch
+    // within a file, this means the file is assumed "corrupt" for simplicity.
+    if (retouch_flag) {
+        int32_t desired_offset = 0;
+        if (retouch_mask_data(file->data, file->size,
+                              &desired_offset, NULL) != RETOUCH_DATA_MATCHED) {
+            printf("error trying to mask retouch entries\n");
+            free(file->data);
+            file->data = NULL;
+            return -1;
+        }
+    }
+
     SHA(file->data, file->size, file->sha1);
     return 0;
 }
@@ -303,7 +322,7 @@ static int LoadPartitionContents(const char* filename, FileContents* file) {
 
 // Save the contents of the given FileContents object under the given
 // filename.  Return 0 on success.
-static int SaveFileContents(const char* filename, FileContents file) {
+int SaveFileContents(const char* filename, FileContents file) {
     int fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC);
     if (fd < 0) {
         printf("failed to open \"%s\" for write: %s\n",
@@ -477,7 +496,7 @@ int applypatch_check(const char* filename,
     // LoadFileContents is successful.  (Useful for reading
     // partitions, where the filename encodes the sha1s; no need to
     // check them twice.)
-    if (LoadFileContents(filename, &file) != 0 ||
+    if (LoadFileContents(filename, &file, RETOUCH_DO_MASK) != 0 ||
         (num_patches > 0 &&
          FindMatchingPatch(file.sha1, patch_sha1_str, num_patches) < 0)) {
         printf("file \"%s\" doesn't have any of expected "
@@ -491,7 +510,7 @@ int applypatch_check(const char* filename,
         // exists and matches the sha1 we're looking for, the check still
         // passes.
 
-        if (LoadFileContents(CACHE_TEMP_SOURCE, &file) != 0) {
+        if (LoadFileContents(CACHE_TEMP_SOURCE, &file, RETOUCH_DO_MASK) != 0) {
             printf("failed to load cache file\n");
             return 1;
         }
@@ -617,7 +636,8 @@ int applypatch(const char* source_filename,
     int made_copy = 0;
 
     // We try to load the target file into the source_file object.
-    if (LoadFileContents(target_filename, &source_file) == 0) {
+    if (LoadFileContents(target_filename, &source_file,
+                         RETOUCH_DO_MASK) == 0) {
         if (memcmp(source_file.sha1, target_sha1, SHA_DIGEST_SIZE) == 0) {
             // The early-exit case:  the patch was already applied, this file
             // has the desired hash, nothing for us to do.
@@ -633,7 +653,8 @@ int applypatch(const char* source_filename,
         // Need to load the source file:  either we failed to load the
         // target file, or we did but it's different from the source file.
         free(source_file.data);
-        LoadFileContents(source_filename, &source_file);
+        LoadFileContents(source_filename, &source_file,
+                         RETOUCH_DO_MASK);
     }
 
     if (source_file.data != NULL) {
@@ -648,7 +669,8 @@ int applypatch(const char* source_filename,
         free(source_file.data);
         printf("source file is bad; trying copy\n");
 
-        if (LoadFileContents(CACHE_TEMP_SOURCE, &copy_file) < 0) {
+        if (LoadFileContents(CACHE_TEMP_SOURCE, &copy_file,
+                             RETOUCH_DO_MASK) < 0) {
             // fail.
             printf("failed to read copy file\n");
             return 1;

applypatch/applypatch.h

@@ -19,6 +19,7 @@
 
 #include <sys/stat.h>
 #include "mincrypt/sha.h"
+#include "minelf/Retouch.h"
 #include "edify/expr.h"
 
 typedef struct _Patch {
@@ -59,10 +60,12 @@ int applypatch_check(const char* filename,
                      int num_patches,
                      char** const patch_sha1_str);
 
-// Read a file into memory; store it and its associated metadata in
-// *file.  Return 0 on success.
-int LoadFileContents(const char* filename, FileContents* file);
+int LoadFileContents(const char* filename, FileContents* file,
+                     int retouch_flag);
+int SaveFileContents(const char* filename, FileContents file);
 void FreeFileContents(FileContents* file);
+int FindMatchingPatch(uint8_t* sha1, char** const patch_sha1_str,
+                      int num_patches);
 
 // bsdiff.c
 void ShowBSDiffLicense();

applypatch/main.c

@@ -74,7 +74,7 @@ static int ParsePatchArgs(int argc, char** argv,
             (*patches)[i] = NULL;
         } else {
             FileContents fc;
-            if (LoadFileContents(colon, &fc) != 0) {
+            if (LoadFileContents(colon, &fc, RETOUCH_DONT_MASK) != 0) {
                 goto abort;
             }
             (*patches)[i] = malloc(sizeof(Value));

bmlutils/Android.mk

@@ -10,6 +10,9 @@ $(foreach board_define,$(BOARD_RECOVERY_DEFINES), \
   ) \
   )
 
+LOCAL_STATIC_LIBRARIES := libcrecovery
+LOCAL_C_INCLUDES := bootable/recovery/libcrecovery
+
 LOCAL_SRC_FILES := bmlutils.c
 LOCAL_MODULE := libbmlutils
 LOCAL_MODULE_TAGS := eng

bmlutils/bmlutils.c

@@ -20,7 +20,8 @@
 #include <signal.h>
 #include <sys/wait.h>
 
-extern int __system(const char *command);
+#include <common.h>
+
 #define BML_UNLOCK_ALL				0x8A29		///< unlock all partition RO -> RW
 
 #ifndef BOARD_BML_BOOT

bootloader.c

@@ -22,6 +22,8 @@
 #include <errno.h>
 #include <stdio.h>
 #include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
 
 static int get_bootloader_message_mtd(struct bootloader_message *out, const Volume* v);
 static int set_bootloader_message_mtd(const struct bootloader_message *in, const Volume* v);
@@ -140,8 +142,26 @@ static int set_bootloader_message_mtd(const struct bootloader_message *in,
 // for misc partitions on block devices
 // ------------------------------------
 
+static void wait_for_device(const char* fn) {
+    int tries = 0;
+    int ret;
+    struct stat buf;
+    do {
+        ++tries;
+        ret = stat(fn, &buf);
+        if (ret) {
+            printf("stat %s try %d: %s\n", fn, tries, strerror(errno));
+            sleep(1);
+        }
+    } while (ret && tries < 10);
+    if (ret) {
+        printf("failed to stat %s\n", fn);
+    }
+}
+
 static int get_bootloader_message_block(struct bootloader_message *out,
                                         const Volume* v) {
+    wait_for_device(v->device);
     FILE* f = fopen(v->device, "rb");
     if (f == NULL) {
         LOGE("Can't open %s\n(%s)\n", v->device, strerror(errno));
@@ -163,6 +183,7 @@ static int get_bootloader_message_block(struct bootloader_message *out,
 
 static int set_bootloader_message_block(const struct bootloader_message *in,
                                         const Volume* v) {
+    wait_for_device(v->device);
     FILE* f = fopen(v->device, "wb");
     if (f == NULL) {
         LOGE("Can't open %s\n(%s)\n", v->device, strerror(errno));
@@ -328,4 +349,4 @@ int write_update_for_bootloader(
     }
  
     return 0;
-}
+}

common.h

@@ -26,6 +26,7 @@ void ui_init();
 int ui_wait_key();            // waits for a key/button press, returns the code
 int ui_key_pressed(int key);  // returns >0 if the code is currently pressed
 int ui_text_visible();        // returns >0 if text log is currently visible
+int ui_text_ever_visible();   // returns >0 if text log was ever visible
 void ui_show_text(int visible);
 void ui_clear_key_queue();
 
@@ -113,6 +114,13 @@ typedef struct {
     const char* device2;      // alternative device to try if fs_type
                               // == "ext4" or "vfat" and mounting
                               // 'device' fails
+
+    long long length;         // (ext4 partition only) when
+                              // formatting, size to use for the
+                              // partition.  0 or negative number
+                              // means to format all but the last
+                              // (that much).
+
     const char* fs_type2;
 
     const char* fs_options;
@@ -120,4 +128,26 @@ typedef struct {
     const char* fs_options2;
 } Volume;
 
+typedef struct {
+    // number of frames in indeterminate progress bar animation
+    int indeterminate_frames;
+
+    // number of frames per second to try to maintain when animating
+    int update_fps;
+
+    // number of frames in installing animation.  may be zero for a
+    // static installation icon.
+    int installing_frames;
+
+    // the install icon is animated by drawing images containing the
+    // changing part over the base icon.  These specify the
+    // coordinates of the upper-left corner.
+    int install_overlay_offset_x;
+    int install_overlay_offset_y;
+
+} UIParameters;
+
+// fopen a file, mounting volumes and making parent dirs as necessary.
+FILE* fopen_path(const char *path, const char *mode);
+
 #endif  // RECOVERY_COMMON_H

dedupe/Android.mk

@@ -1,24 +0,0 @@
-LOCAL_PATH := $(call my-dir)
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES := dedupe.c
-LOCAL_FORCE_STATIC_EXECUTABLE := true
-LOCAL_MODULE_TAGS := eng
-LOCAL_MODULE := dedupe
-LOCAL_STATIC_LIBRARIES := libcrypto_static
-LOCAL_C_INCLUDES += $(LOCAL_PATH)/../../../external/openssl/include
-include $(BUILD_HOST_EXECUTABLE)
-
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := dedupe.c
-LOCAL_STATIC_LIBRARIES := libcrypto libcutils libc
-LOCAL_MODULE := utility_dedupe
-LOCAL_MODULE_TAGS := eng
-LOCAL_MODULE_STEM := dedupe
-LOCAL_MODULE_CLASS := UTILITY_EXECUTABLES
-LOCAL_C_INCLUDES := external/openssl/include
-LOCAL_UNSTRIPPED_PATH := $(PRODUCT_OUT)/symbols/utilities
-LOCAL_MODULE_PATH := $(PRODUCT_OUT)/utilities
-LOCAL_FORCE_STATIC_EXECUTABLE := true
-include $(BUILD_EXECUTABLE)

dedupe/dedupe.c

@@ -1,330 +0,0 @@
-#include <stdio.h>
-#include <sys/stat.h>
-#include <openssl/md5.h>
-#include <openssl/sha.h>
-#include <openssl/ripemd.h>
-#include <errno.h>
-#include <dirent.h>
-#include <limits.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <limits.h>
-
-typedef struct DEDUPE_STORE_CONTEXT {
-    char blob_dir[PATH_MAX];
-    FILE *output_manifest;
-};
-
-static void usage(char** argv) {
-    fprintf(stderr, "usage: %s c input_directory blob_dir output_manifest\n", argv[0]);
-    fprintf(stderr, "usage: %s x input_manifest blob_dir output_directory\n", argv[0]);
-}
-
-static int copy_file(const char *dst, const char *src) {
-    char buf[4096];
-    int dstfd, srcfd, bytes_read, bytes_written, total_read = 0;
-    if (src == NULL)
-        return 1;
-    if (dst == NULL)
-        return 2;
-    
-    srcfd = open(src, O_RDONLY);
-    if (srcfd < 0)
-        return 3;
-
-    dstfd = open(dst, O_RDWR | O_CREAT | O_TRUNC, 0600);
-    if (dstfd < 0) {
-        close(srcfd);
-        return 4;
-    }
-
-    while (bytes_read = read(srcfd, buf, 4096)) {
-        total_read += bytes_read;
-        if (write(dstfd, buf, bytes_read) != bytes_read)
-            return 5;
-    }
-
-    close(dstfd);
-    close(srcfd);
-    
-    return 0;
-}
-
-static void do_sha256sum(FILE *mfile, unsigned char *rptr) {
-    char rdata[BUFSIZ];
-    int rsize;
-    SHA256_CTX c;
-    
-    SHA256_Init(&c);
-    while(!feof(mfile)) {
-        rsize = fread(rdata, sizeof(char), BUFSIZ, mfile);
-        if(rsize > 0) {
-            SHA256_Update(&c, rdata, rsize);
-        }
-    }
-
-    SHA256_Final(rptr, &c);
-}
-
-static int do_sha256sum_file(const char* filename, unsigned char *rptr) {
-    FILE *f = fopen(filename, "rb");
-    if (f == NULL) {
-        fprintf(stderr, "Unable to open file: %s\n", filename);
-        return 1;
-    }
-    do_sha256sum(f, rptr);
-    fclose(f);
-    return 0;
-}
-
-static int store_st(struct DEDUPE_STORE_CONTEXT *context, struct stat st, const char* s);
-
-void print_stat(struct DEDUPE_STORE_CONTEXT *context, char type, struct stat st, const char *f) {
-    fprintf(context->output_manifest, "%c\t%o\t%d\t%d\t%s\t", type, st.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO | S_ISUID | S_ISGID), st.st_uid, st.st_gid, f);
-}
-
-static int store_file(struct DEDUPE_STORE_CONTEXT *context, struct stat st, const char* f) {
-    printf("%s\n", f);
-    unsigned char sumdata[SHA256_DIGEST_LENGTH];
-    int ret;
-    if (ret = do_sha256sum_file(f, sumdata)) {
-        fprintf(stderr, "Error calculating sha256sum of %s\n", f);
-        return ret; 
-    }
-    char psum[128];
-    int j;
-    for (j = 0; j < SHA256_DIGEST_LENGTH; j++)
-        sprintf(&psum[(j*2)], "%02x", (int)sumdata[j]);
-    psum[(SHA256_DIGEST_LENGTH * 2)] = '\0';
-
-    char out_blob[PATH_MAX];
-    sprintf(out_blob, "%s/%s", context->blob_dir, psum);
-    if (ret = copy_file(out_blob, f)) {
-        fprintf(stderr, "Error copying blob %s\n", f);
-        return ret;
-    }
-    
-    fprintf(context->output_manifest, "%s\t%d\t\n", psum, st.st_size);
-    return 0;
-}
-
-static int store_dir(struct DEDUPE_STORE_CONTEXT *context, struct stat st, const char* d) {
-    printf("%s\n", d);
-    DIR *dp = opendir(d);
-    if (d == NULL) {
-        fprintf(stderr, "Error opening directory: %s\n", d);
-        return 1;
-    }
-    struct dirent *ep;
-    char full_path[PATH_MAX];
-    while (ep = readdir(dp)) {
-        if (strcmp(ep->d_name, ".") == 0)
-            continue;
-        if (strcmp(ep->d_name, "..") == 0)
-            continue;
-        struct stat cst;
-        int ret;
-        sprintf(full_path, "%s/%s", d, ep->d_name);
-        if (0 != (ret = lstat(full_path, &cst))) {
-            fprintf(stderr, "Error opening: %s\n", ep->d_name);
-            closedir(dp);
-            return ret;
-        }
-        
-        if (ret = store_st(context, cst, full_path))
-            return ret;
-    }
-    closedir(dp);
-    return 0;
-}
-
-static int store_link(struct DEDUPE_STORE_CONTEXT *context, struct stat st, const char* l) {
-    printf("%s\n", l);
-    char link[PATH_MAX];
-    int ret = readlink(l, link, PATH_MAX);
-    if (ret < 0) {
-        fprintf(stderr, "Error reading symlink\n");
-        return errno;
-    }
-    link[ret] = '\0';
-    fprintf(context->output_manifest, "%s\t\n", link);
-    return 0;
-}
-
-static int store_st(struct DEDUPE_STORE_CONTEXT *context, struct stat st, const char* s) {
-    if (S_ISREG(st.st_mode)) {
-        print_stat(context, 'f', st, s);
-        return store_file(context, st, s);
-    }
-    else if (S_ISDIR(st.st_mode)) {
-        print_stat(context, 'd', st, s);
-        fprintf(context->output_manifest, "\n");
-        return store_dir(context, st, s);
-    }
-    else if (S_ISLNK(st.st_mode)) {
-        print_stat(context, 'l', st, s);
-        return store_link(context, st, s);
-    }
-    else {
-        fprintf(stderr, "Skipping special: %s\n", s);
-        return 0;
-    }
-}
-
-void get_full_path(char *out_path, char *rel_path) {
-    char tmp[PATH_MAX];
-    getcwd(tmp, PATH_MAX);
-    chdir(rel_path);
-    getcwd(out_path, PATH_MAX);
-    chdir(tmp);
-}
-
-static char* tokenize(char *out, const char* line, const char sep) {
-    while (*line != sep) {
-        if (*line == '\0') {
-            return NULL;
-        }
-        
-        *out = *line;
-        out++;
-        line++;
-    }
-    
-    *out = '\0';
-    // resume at the next char
-    return ++line;
-}
-
-static int dec_to_oct(int dec) {
-    int ret = 0;
-    int mult = 1;
-    while (dec != 0) {
-        int rem = dec % 10;
-        ret += (rem * mult);
-        dec /= 10;
-        mult *= 8;
-    }
-    
-    return ret;
-}
-
-int main(int argc, char** argv) {
-    if (argc != 5) {
-        usage(argv);
-        return 1;
-    }
-
-    if (strcmp(argv[1], "c") == 0) {
-        struct stat st;
-        int ret;
-        if (0 != (ret = lstat(argv[2], &st))) {
-            fprintf(stderr, "Error opening input_file/input_directory.\n");
-            return ret;
-        }
-        
-        if (!S_ISDIR(st.st_mode)) {
-            fprintf(stderr, "%s must be a directory.\n", argv[2]);
-            return 1;
-        }
-        
-        char blob_dir[PATH_MAX];
-        struct DEDUPE_STORE_CONTEXT context;
-        context.output_manifest = fopen(argv[4], "wb");
-        if (context.output_manifest == NULL) {
-            fprintf(stderr, "Unable to open output file %s\n", argv[4]);
-            return 1;
-        }
-        get_full_path(context.blob_dir, argv[3]);
-        chdir(argv[2]);
-        
-        return store_dir(&context, st, ".");
-    }
-    else if (strcmp(argv[1], "x") == 0) {
-        FILE *input_manifest = fopen(argv[2], "rb");
-        if (input_manifest == NULL) {
-            fprintf(stderr, "Unable to open input manifest %s\n", argv[2]);
-            return 1;
-        }
-
-        char blob_dir[PATH_MAX];
-        char *output_dir = argv[4];
-        get_full_path(blob_dir, argv[3]);
-    
-        printf("%s\n" , output_dir);
-        chdir(output_dir);
-        
-        char line[PATH_MAX];
-        while (fgets(line, PATH_MAX, input_manifest)) {
-            //printf("%s", line);
-            
-            char type[4];
-            char mode[8];
-            char uid[32];
-            char gid[32];
-            char filename[PATH_MAX];
-            
-            char *token = line;
-            token = tokenize(type, token, '\t');
-            token = tokenize(mode, token, '\t');
-            token = tokenize(uid, token, '\t');
-            token = tokenize(gid, token, '\t');
-            token = tokenize(filename, token, '\t');
-            
-            int mode_oct = dec_to_oct(atoi(mode));
-            int uid_int = atoi(uid);
-            int gid_int = atoi(gid);
-            int ret;
-            printf("%s\t%s\t%s\t%s\t%s\t", type, mode, uid, gid, filename);
-            if (strcmp(type, "f") == 0) {
-                char sha256[128];
-                token = tokenize(sha256, token, '\t');
-                char sizeStr[32];
-                token = tokenize(sizeStr, token, '\t');
-                int size = atoi(sizeStr);
-                printf("%s\t%d\n", sha256, size);
-                
-                char blob_file[PATH_MAX];
-                sprintf(blob_file, "%s/%s", blob_dir, sha256);
-                if (ret = copy_file(filename, blob_file)) {
-                    fprintf(stderr, "Unable to copy file %s\n", filename);
-                    fclose(input_manifest);
-                    return ret;
-                }
-                
-                chmod(filename, mode_oct);
-                chown(filename, uid_int, gid_int);
-            }
-            else if (strcmp(type, "l") == 0) {
-                char link[41];
-                token = tokenize(link, token, '\t');
-                printf("%s\n", link);
-                
-                symlink(link, filename);
-
-                // Android has no lchmod, and chmod follows symlinks
-                //chmod(filename, mode_oct);
-                lchown(filename, uid_int, gid_int);
-            }
-            else if (strcmp(type, "d") == 0) {
-                printf("\n");
-
-                mkdir(filename, mode_oct);
-
-                chmod(filename, mode_oct);
-                chown(filename, uid_int, gid_int);
-            }
-            else {
-                fprintf(stderr, "Unknown type %s\n", type);
-                fclose(input_manifest);
-                return 1;
-            }
-        }
-        
-        fclose(input_manifest);
-        return 0;
-    }
-    else {
-        usage(argv);
-        return 1;
-    }
-}

default_recovery_keys.c

@@ -0,0 +1,68 @@
+#include <linux/input.h>
+
+#include "recovery_ui.h"
+#include "common.h"
+#include "extendedcommands.h"
+
+
+int device_toggle_display(volatile char* key_pressed, int key_code) {
+    int alt = key_pressed[KEY_LEFTALT] || key_pressed[KEY_RIGHTALT];
+    if (alt && key_code == KEY_L)
+        return 1;
+    // allow toggling of the display if the correct key is pressed, and the display toggle is allowed or the display is currently off
+    if (ui_get_showing_back_button()) {
+        return 0;
+        //return get_allow_toggle_display() && (key_code == KEY_HOME || key_code == KEY_MENU || key_code == KEY_END);
+    }
+    return get_allow_toggle_display() && (key_code == KEY_HOME || key_code == KEY_MENU || key_code == KEY_POWER || key_code == KEY_END);
+}
+
+int device_handle_key(int key_code, int visible) {
+    if (visible) {
+        switch (key_code) {
+            case KEY_CAPSLOCK:
+            case KEY_DOWN:
+            case KEY_VOLUMEDOWN:
+            case KEY_MENU:
+                return HIGHLIGHT_DOWN;
+
+            case KEY_LEFTSHIFT:
+            case KEY_UP:
+            case KEY_VOLUMEUP:
+            case KEY_HOME:
+                return HIGHLIGHT_UP;
+
+            case KEY_POWER:
+                if (ui_get_showing_back_button()) {
+                    return SELECT_ITEM;
+                }
+                if (!get_allow_toggle_display() && ui_menu_level > 0) {
+                    return GO_BACK;
+                }
+                break;
+            case KEY_LEFTBRACE:
+            case KEY_ENTER:
+            case BTN_MOUSE:
+            case KEY_CAMERA:
+            case KEY_F21:
+            case KEY_SEND:
+                return SELECT_ITEM;
+            
+            case KEY_END:
+            case KEY_BACKSPACE:
+            case KEY_SEARCH:
+                if (ui_get_showing_back_button()) {
+                    return SELECT_ITEM;
+                }
+                if (!get_allow_toggle_display() && ui_menu_level > 0) {
+                    return GO_BACK;
+                }
+            case KEY_BACK:
+                if (ui_menu_level > 0) {
+                    return GO_BACK;
+                }
+        }
+    }
+
+    return NO_ACTION;
+}

default_recovery_ui.c

@@ -23,83 +23,25 @@
 char* MENU_HEADERS[] = { NULL };
 
 char* MENU_ITEMS[] = { "reboot system now",
-                       "apply update from sdcard",
+                       "install zip from sdcard",
                        "wipe data/factory reset",
                        "wipe cache partition",
-                       "install zip from sdcard",
                        "backup and restore",
                        "mounts and storage",
                        "advanced",
-                       "power off",
                        NULL };
 
+void device_ui_init(UIParameters* ui_parameters) {
+}
+
 int device_recovery_start() {
     return 0;
 }
 
-int device_toggle_display(volatile char* key_pressed, int key_code) {
-    int alt = key_pressed[KEY_LEFTALT] || key_pressed[KEY_RIGHTALT];
-    if (alt && key_code == KEY_L)
-        return 1;
-    // allow toggling of the display if the correct key is pressed, and the display toggle is allowed or the display is currently off
-    if (ui_get_showing_back_button()) {
-        return 0;
-        //return get_allow_toggle_display() && (key_code == KEY_HOME || key_code == KEY_MENU || key_code == KEY_END);
-    }
-    return get_allow_toggle_display() && (key_code == KEY_HOME || key_code == KEY_MENU || key_code == KEY_POWER || key_code == KEY_END);
-}
-
 int device_reboot_now(volatile char* key_pressed, int key_code) {
     return 0;
 }
 
-int device_handle_key(int key_code, int visible) {
-    if (visible) {
-        switch (key_code) {
-            case KEY_CAPSLOCK:
-            case KEY_DOWN:
-            case KEY_VOLUMEDOWN:
-            case KEY_MENU:
-                return HIGHLIGHT_DOWN;
-
-            case KEY_LEFTSHIFT:
-            case KEY_UP:
-            case KEY_VOLUMEUP:
-            case KEY_HOME:
-                return HIGHLIGHT_UP;
-
-            case KEY_POWER:
-                if (ui_get_showing_back_button()) {
-                    return SELECT_ITEM;
-                }
-                if (!get_allow_toggle_display())
-                    return GO_BACK;
-                break;
-            case KEY_LEFTBRACE:
-            case KEY_ENTER:
-            case BTN_MOUSE:
-            case KEY_CENTER:
-            case KEY_CAMERA:
-            case KEY_F21:
-            case KEY_SEND:
-                return SELECT_ITEM;
-            
-            case KEY_END:
-            case KEY_BACKSPACE:
-            case KEY_SEARCH:
-                if (ui_get_showing_back_button()) {
-                    return SELECT_ITEM;
-                }
-                if (!get_allow_toggle_display())
-                    return GO_BACK;
-            case KEY_BACK:
-                return GO_BACK;
-        }
-    }
-
-    return NO_ACTION;
-}
-
 int device_perform_action(int which) {
     return which;
 }

edifyscripting.c

@@ -1,6 +1,18 @@
-// Copyright ClockworkMod, LLC. Reference and porting purposes only. Usage of the extendedcommand API
-// is restricted to those granted explicit permission, or by use of the ROM Manager Recovery API.
-// https://github.com/koush/TestRomManager
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>

encryptedfs_provisioning.c

@@ -1,283 +0,0 @@
-/*
- * Copyright (C) 2009 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/mount.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <unistd.h>
-
-#include "encryptedfs_provisioning.h"
-#include "cutils/misc.h"
-#include "cutils/properties.h"
-#include "common.h"
-#include "mtdutils/mtdutils.h"
-#include "mounts.h"
-#include "roots.h"
-
-const char* encrypted_fs_enabled_property      = "persist.security.secfs.enabled";
-const char* encrypted_fs_property_dir          = "/data/property/";
-const char* encrypted_fs_system_dir            = "/data/system/";
-const char* encrypted_fs_key_file_name         = "/data/fs_key.dat";
-const char* encrypted_fs_salt_file_name        = "/data/hash_salt.dat";
-const char* encrypted_fs_hash_file_src_name    = "/data/system/password.key";
-const char* encrypted_fs_hash_file_dst_name    = "/data/hash.dat";
-const char* encrypted_fs_entropy_file_src_name = "/data/system/entropy.dat";
-const char* encrypted_fs_entropy_file_dst_name = "/data/ported_entropy.dat";
-
-void get_property_file_name(char *buffer, const char *property_name) {
-    sprintf(buffer, "%s%s", encrypted_fs_property_dir, property_name);
-}
-
-int get_binary_file_contents(char *buffer, int buf_size, const char *file_name, int *out_size) {
-    FILE *in_file;
-    int read_bytes;
-
-    in_file = fopen(file_name, "r");
-    if (in_file == NULL) {
-        LOGE("Secure FS: error accessing key file.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    read_bytes = fread(buffer, 1, buf_size, in_file);
-    if (out_size == NULL) {
-        if (read_bytes != buf_size) {
-            // Error or unexpected data
-            fclose(in_file);
-            LOGE("Secure FS: error reading conmplete key.");
-            return ENCRYPTED_FS_ERROR;
-        }
-    } else {
-        *out_size = read_bytes;
-    }
-    fclose(in_file);
-    return ENCRYPTED_FS_OK;
-}
-
-int set_binary_file_contents(char *buffer, int buf_size, const char *file_name) {
-    FILE *out_file;
-    int write_bytes;
-
-    out_file = fopen(file_name, "w");
-    if (out_file == NULL) {
-        LOGE("Secure FS: error setting up key file.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    write_bytes = fwrite(buffer, 1, buf_size, out_file);
-    if (write_bytes != buf_size) {
-        // Error or unexpected data
-        fclose(out_file);
-        LOGE("Secure FS: error reading conmplete key.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    fclose(out_file);
-    return ENCRYPTED_FS_OK;
-}
-
-int get_text_file_contents(char *buffer, int buf_size, char *file_name) {
-    FILE *in_file;
-    char *read_data;
-
-    in_file = fopen(file_name, "r");
-    if (in_file == NULL) {
-        LOGE("Secure FS: error accessing properties.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    read_data = fgets(buffer, buf_size, in_file);
-    if (read_data == NULL) {
-        // Error or unexpected data
-        fclose(in_file);
-        LOGE("Secure FS: error accessing properties.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    fclose(in_file);
-    return ENCRYPTED_FS_OK;
-}
-
-int set_text_file_contents(char *buffer, char *file_name) {
-    FILE *out_file;
-    int result;
-
-    out_file = fopen(file_name, "w");
-    if (out_file == NULL) {
-        LOGE("Secure FS: error setting up properties.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = fputs(buffer, out_file);
-    if (result != 0) {
-        // Error or unexpected data
-        fclose(out_file);
-        LOGE("Secure FS: error setting up properties.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    fflush(out_file);
-    fclose(out_file);
-    return ENCRYPTED_FS_OK;
-}
-
-int read_encrypted_fs_boolean_property(const char *prop_name, int *value) {
-    char prop_file_name[PROPERTY_KEY_MAX + 32];
-    char prop_value[PROPERTY_VALUE_MAX];
-    int result;
-
-    get_property_file_name(prop_file_name, prop_name);
-    result = get_text_file_contents(prop_value, PROPERTY_VALUE_MAX, prop_file_name);
-
-    if (result < 0) {
-        return result;
-    }
-
-    if (strncmp(prop_value, "1", 1) == 0) {
-        *value = 1;
-    } else if (strncmp(prop_value, "0", 1) == 0) {
-        *value = 0;
-    } else {
-        LOGE("Secure FS: error accessing properties.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    return ENCRYPTED_FS_OK;
-}
-
-int write_encrypted_fs_boolean_property(const char *prop_name, int value) {
-    char prop_file_name[PROPERTY_KEY_MAX + 32];
-    char prop_value[PROPERTY_VALUE_MAX];
-    int result;
-
-    get_property_file_name(prop_file_name, prop_name);
-
-    // Create the directory if needed
-    mkdir(encrypted_fs_property_dir, 0755);
-    if (value == 1) {
-        result = set_text_file_contents("1", prop_file_name);
-    } else if (value == 0) {
-        result = set_text_file_contents("0", prop_file_name);
-    } else {
-        return ENCRYPTED_FS_ERROR;
-    }
-    if (result < 0) {
-        return result;
-    }
-
-    return ENCRYPTED_FS_OK;
-}
-
-int read_encrypted_fs_info(encrypted_fs_info *encrypted_fs_data) {
-    int result;
-    int value;
-    result = ensure_path_mounted("/data");
-    if (result != 0) {
-        LOGE("Secure FS: error mounting userdata partition.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    // Read the pre-generated encrypted FS key, password hash and salt.
-    result = get_binary_file_contents(encrypted_fs_data->key, ENCRYPTED_FS_KEY_SIZE,
-            encrypted_fs_key_file_name, NULL);
-    if (result != 0) {
-        LOGE("Secure FS: error reading generated file system key.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = get_binary_file_contents(encrypted_fs_data->salt, ENCRYPTED_FS_SALT_SIZE,
-            encrypted_fs_salt_file_name, &(encrypted_fs_data->salt_length));
-    if (result != 0) {
-        LOGE("Secure FS: error reading file system salt.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = get_binary_file_contents(encrypted_fs_data->hash, ENCRYPTED_FS_MAX_HASH_SIZE,
-            encrypted_fs_hash_file_src_name, &(encrypted_fs_data->hash_length));
-    if (result != 0) {
-        LOGE("Secure FS: error reading password hash.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = get_binary_file_contents(encrypted_fs_data->entropy, ENTROPY_MAX_SIZE,
-            encrypted_fs_entropy_file_src_name, &(encrypted_fs_data->entropy_length));
-    if (result != 0) {
-        LOGE("Secure FS: error reading ported entropy.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = ensure_path_unmounted("/data");
-    if (result != 0) {
-        LOGE("Secure FS: error unmounting data partition.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    return ENCRYPTED_FS_OK;
-}
-
-int restore_encrypted_fs_info(encrypted_fs_info *encrypted_fs_data) {
-    int result;
-    result = ensure_path_mounted("/data");
-    if (result != 0) {
-        LOGE("Secure FS: error mounting userdata partition.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    // Write the pre-generated secure FS key, password hash and salt.
-    result = set_binary_file_contents(encrypted_fs_data->key, ENCRYPTED_FS_KEY_SIZE,
-            encrypted_fs_key_file_name);
-    if (result != 0) {
-        LOGE("Secure FS: error writing generated file system key.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = set_binary_file_contents(encrypted_fs_data->salt, encrypted_fs_data->salt_length,
-        encrypted_fs_salt_file_name);
-    if (result != 0) {
-        LOGE("Secure FS: error writing file system salt.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = set_binary_file_contents(encrypted_fs_data->hash, encrypted_fs_data->hash_length,
-            encrypted_fs_hash_file_dst_name);
-    if (result != 0) {
-        LOGE("Secure FS: error writing password hash.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    result = set_binary_file_contents(encrypted_fs_data->entropy, encrypted_fs_data->entropy_length,
-            encrypted_fs_entropy_file_dst_name);
-    if (result != 0) {
-        LOGE("Secure FS: error writing ported entropy.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    // Set the secure FS properties to their respective values
-    result = write_encrypted_fs_boolean_property(encrypted_fs_enabled_property, encrypted_fs_data->mode);
-    if (result != 0) {
-        return result;
-    }
-
-    result = ensure_path_unmounted("/data");
-    if (result != 0) {
-        LOGE("Secure FS: error unmounting data partition.");
-        return ENCRYPTED_FS_ERROR;
-    }
-
-    return ENCRYPTED_FS_OK;
-}

encryptedfs_provisioning.h

@@ -1,51 +0,0 @@
-/*
- * Copyright (C) 2009 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <stdio.h>
-
-#ifndef __ENCRYPTEDFS_PROVISIONING_H__
-#define __ENCRYPTEDFS_PROVISIONING_H__
-
-#define MODE_ENCRYPTED_FS_DISABLED    0
-#define MODE_ENCRYPTED_FS_ENABLED     1
-
-#define ENCRYPTED_FS_OK               0
-#define ENCRYPTED_FS_ERROR          (-1)
-
-#define ENCRYPTED_FS_KEY_SIZE        16
-#define ENCRYPTED_FS_SALT_SIZE       16
-#define ENCRYPTED_FS_MAX_HASH_SIZE  128
-#define ENTROPY_MAX_SIZE        4096
-
-struct encrypted_fs_info {
-    int mode;
-    char key[ENCRYPTED_FS_KEY_SIZE];
-    char salt[ENCRYPTED_FS_SALT_SIZE];
-    int salt_length;
-    char hash[ENCRYPTED_FS_MAX_HASH_SIZE];
-    int hash_length;
-    char entropy[ENTROPY_MAX_SIZE];
-    int entropy_length;
-};
-
-typedef struct encrypted_fs_info encrypted_fs_info;
-
-int read_encrypted_fs_info(encrypted_fs_info *secure_fs_data);
-
-int restore_encrypted_fs_info(encrypted_fs_info *secure_data);
-
-#endif /* __ENCRYPTEDFS_PROVISIONING_H__ */
-

etc/init.rc

@@ -35,8 +35,22 @@ service recovery /sbin/recovery
 service adbd /sbin/adbd recovery
     disabled
 
-on property:persist.service.adb.enable=1
-    start adbd
+# Always start adbd on userdebug and eng builds
+# In recovery, always run adbd as root.
+on property:ro.debuggable=1
+    write /sys/class/android_usb/android0/enable 0
+    write /sys/class/android_usb/android0/idVendor 18D1
+    write /sys/class/android_usb/android0/idProduct D001
+    write /sys/class/android_usb/android0/functions adb
+    #write /sys/class/android_usb/android0/enable 1
+    write /sys/class/android_usb/android0/iManufacturer $ro.product.manufacturer
+    write /sys/class/android_usb/android0/iProduct $ro.product.model
+    write /sys/class/android_usb/android0/iSerial $ro.serialno
+    #start adbd
+    setprop service.adb.root 1
 
-on property:persist.service.adb.enable=0
-    stop adbd
+# Restart adbd so it can run as root
+on property:service.adb.root=1
+    write /sys/class/android_usb/android0/enable 0
+    restart adbd
+    write /sys/class/android_usb/android0/enable 1

extendedcommands.c

@@ -8,7 +8,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include <sys/reboot.h>
-#include <reboot/reboot.h>
 #include <sys/types.h>
 #include <time.h>
 #include <unistd.h>
@@ -26,6 +25,7 @@
 #include "cutils/properties.h"
 #include "firmware.h"
 #include "install.h"
+#include "make_ext4fs.h"
 #include "minui/minui.h"
 #include "minzip/DirUtil.h"
 #include "roots.h"
@@ -42,6 +42,7 @@
 #include <libgen.h>
 #include "mtdutils/mtdutils.h"
 #include "bmlutils/bmlutils.h"
+#include "cutils/android_reboot.h"
 
 
 int signature_check_enabled = 1;
@@ -444,6 +445,9 @@ int format_device(const char *device, const char *path, const char *fs_type) {
         LOGE("unknown volume \"%s\"\n", path);
         return -1;
     }
+    if (strstr(path, "/data") == path && volume_for_path("/sdcard") == NULL && is_data_media()) {
+        return format_unknown_device(NULL, path, NULL);
+    }
     if (strcmp(fs_type, "ramdisk") == 0) {
         // you can't format the ramdisk.
         LOGE("can't format_volume \"%s\"", path);
@@ -495,8 +499,13 @@ int format_device(const char *device, const char *path, const char *fs_type) {
     }
 
     if (strcmp(fs_type, "ext4") == 0) {
+        int length = 0;
+        if (strcmp(v->fs_type, "ext4") == 0) {
+            // Our desired filesystem matches the one in fstab, respect v->length
+            length = v->length;
+        }
         reset_ext4fs_info();
-        int result = make_ext4fs(device, NULL, NULL, 0, 0, 0);
+        int result = make_ext4fs(device, length);
         if (result != 0) {
             LOGE("format_volume: make_extf4fs failed on %s\n", device);
             return -1;
@@ -623,7 +632,7 @@ void show_partition_menu()
     string options[255];
 
     if(!device_volumes)
-		return;
+		    return;
 
 		mountable_volumes = 0;
 		formatable_volumes = 0;
@@ -632,25 +641,24 @@ void show_partition_menu()
 		format_menue = malloc(num_volumes * sizeof(FormatMenuEntry));
 
 		for (i = 0; i < num_volumes; ++i) {
-			Volume* v = &device_volumes[i];
-			if(strcmp("ramdisk", v->fs_type) != 0 && strcmp("mtd", v->fs_type) != 0 && strcmp("emmc", v->fs_type) != 0 && strcmp("bml", v->fs_type) != 0)
-			{
-				sprintf(&mount_menue[mountable_volumes].mount, "mount %s", v->mount_point);
-				sprintf(&mount_menue[mountable_volumes].unmount, "unmount %s", v->mount_point);
-				mount_menue[mountable_volumes].v = &device_volumes[i];
-				++mountable_volumes;
-				if (is_safe_to_format(v->mount_point)) {
-					sprintf(&format_menue[formatable_volumes].txt, "format %s", v->mount_point);
-					format_menue[formatable_volumes].v = &device_volumes[i];
-					++formatable_volumes;
-				}
-		    }
-		    else if (strcmp("ramdisk", v->fs_type) != 0 && strcmp("mtd", v->fs_type) == 0 && is_safe_to_format(v->mount_point))
-		    {
-				sprintf(&format_menue[formatable_volumes].txt, "format %s", v->mount_point);
-				format_menue[formatable_volumes].v = &device_volumes[i];
-				++formatable_volumes;
-			}
+  			Volume* v = &device_volumes[i];
+  			if(strcmp("ramdisk", v->fs_type) != 0 && strcmp("mtd", v->fs_type) != 0 && strcmp("emmc", v->fs_type) != 0 && strcmp("bml", v->fs_type) != 0) {
+    				sprintf(&mount_menue[mountable_volumes].mount, "mount %s", v->mount_point);
+    				sprintf(&mount_menue[mountable_volumes].unmount, "unmount %s", v->mount_point);
+    				mount_menue[mountable_volumes].v = &device_volumes[i];
+    				++mountable_volumes;
+    				if (is_safe_to_format(v->mount_point)) {
+      					sprintf(&format_menue[formatable_volumes].txt, "format %s", v->mount_point);
+      					format_menue[formatable_volumes].v = &device_volumes[i];
+      					++formatable_volumes;
+    				}
+  		  }
+  		  else if (strcmp("ramdisk", v->fs_type) != 0 && strcmp("mtd", v->fs_type) == 0 && is_safe_to_format(v->mount_point))
+  		  {
+    				sprintf(&format_menue[formatable_volumes].txt, "format %s", v->mount_point);
+    				format_menue[formatable_volumes].v = &device_volumes[i];
+    				++formatable_volumes;
+  			}
 		}
 
 
@@ -660,37 +668,39 @@ void show_partition_menu()
 
     for (;;)
     {
+    		for (i = 0; i < mountable_volumes; i++)
+    		{
+    			MountMenuEntry* e = &mount_menue[i];
+    			Volume* v = e->v;
+    			if(is_path_mounted(v->mount_point))
+    				options[i] = e->unmount;
+    			else
+    				options[i] = e->mount;
+    		}
 
-		for (i = 0; i < mountable_volumes; i++)
-		{
-			MountMenuEntry* e = &mount_menue[i];
-			Volume* v = e->v;
-			if(is_path_mounted(v->mount_point))
-				options[i] = e->unmount;
-			else
-				options[i] = e->mount;
-		}
+    		for (i = 0; i < formatable_volumes; i++)
+    		{
+    			FormatMenuEntry* e = &format_menue[i];
 
-		for (i = 0; i < formatable_volumes; i++)
-		{
-			FormatMenuEntry* e = &format_menue[i];
+    			options[mountable_volumes+i] = e->txt;
+    		}
 
-			options[mountable_volumes+i] = e->txt;
-		}
-
-        options[mountable_volumes+formatable_volumes] = "mount USB storage";
-        options[mountable_volumes+formatable_volumes + 1] = NULL;
+        if (!is_data_media()) {
+          options[mountable_volumes + formatable_volumes] = "mount USB storage";
+          options[mountable_volumes + formatable_volumes + 1] = NULL;
+        }
+        else {
+          options[mountable_volumes + formatable_volumes] = NULL;
+        }
 
         int chosen_item = get_menu_selection(headers, &options, 0, 0);
         if (chosen_item == GO_BACK)
             break;
-        if (chosen_item == (mountable_volumes+formatable_volumes))
-        {
+        if (chosen_item == (mountable_volumes+formatable_volumes)) {
             show_mount_usb_storage_menu();
         }
-        else if (chosen_item < mountable_volumes)
-        {
-			MountMenuEntry* e = &mount_menue[chosen_item];
+        else if (chosen_item < mountable_volumes) {
+			      MountMenuEntry* e = &mount_menue[chosen_item];
             Volume* v = e->v;
 
             if (is_path_mounted(v->mount_point))
@@ -724,7 +734,6 @@ void show_partition_menu()
 
     free(mount_menue);
     free(format_menue);
-
 }
 
 void show_nandroid_advanced_restore_menu(const char* path)
@@ -816,7 +825,7 @@ void show_nandroid_menu()
                             NULL
     };
 
-    if (volume_for_path("/emmc") == NULL)
+    if (volume_for_path("/emmc") == NULL || volume_for_path("/sdcard") == NULL && is_data_media())
         list[3] = NULL;
 
     int chosen_item = get_menu_selection(headers, list, 0, 0);
@@ -894,12 +903,10 @@ void show_advanced_menu()
                             "Report Error",
                             "Key Test",
                             "Show log",
-#ifndef BOARD_HAS_SMALL_RECOVERY
                             "Partition SD Card",
                             "Fix Permissions",
 #ifdef BOARD_HAS_SDCARD_INTERNAL
                             "Partition Internal SD Card",
-#endif
 #endif
                             NULL
     };
@@ -913,7 +920,7 @@ void show_advanced_menu()
         {
             case 0:
             {
-                reboot_wrapper("recovery");
+                android_reboot(ANDROID_RB_RESTART2, 0, "recovery");
                 break;
             }
             case 1:

flashutils/Android.mk

@@ -6,7 +6,7 @@ ifeq ($(TARGET_ARCH),arm)
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := flashutils.c
 LOCAL_MODULE := libflashutils
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_C_INCLUDES += bootable/recovery
 LOCAL_STATIC_LIBRARIES := libmmcutils libmtdutils libbmlutils libcrecovery
 
@@ -23,53 +23,54 @@ include $(BUILD_STATIC_LIBRARY)
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := flash_image.c
 LOCAL_MODULE := flash_image
-LOCAL_MODULE_TAGS := eng
-#LOCAL_STATIC_LIBRARIES += $(BOARD_FLASH_LIBRARY)
-LOCAL_STATIC_LIBRARIES := libflashutils libmtdutils libmmcutils libbmlutils
+LOCAL_MODULE_TAGS := optional
+LOCAL_STATIC_LIBRARIES := libflashutils libmtdutils libmmcutils libbmlutils libcrecovery
 LOCAL_SHARED_LIBRARIES := libcutils libc
 include $(BUILD_EXECUTABLE)
 
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := dump_image.c
 LOCAL_MODULE := dump_image
-LOCAL_MODULE_TAGS := eng
-LOCAL_STATIC_LIBRARIES := libflashutils libmtdutils libmmcutils libbmlutils
+LOCAL_MODULE_TAGS := optional
+LOCAL_STATIC_LIBRARIES := libflashutils libmtdutils libmmcutils libbmlutils libcrecovery
 LOCAL_SHARED_LIBRARIES := libcutils libc
 include $(BUILD_EXECUTABLE)
 
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := erase_image.c
 LOCAL_MODULE := erase_image
-LOCAL_MODULE_TAGS := eng
-LOCAL_STATIC_LIBRARIES := libflashutils libmtdutils libmmcutils libbmlutils
+LOCAL_MODULE_TAGS := optional
+LOCAL_STATIC_LIBRARIES := libflashutils libmtdutils libmmcutils libbmlutils libcrecovery
 LOCAL_SHARED_LIBRARIES := libcutils libc
 include $(BUILD_EXECUTABLE)
 
+ALL_DEFAULT_INSTALLED_MODULES += $(addprefix $(TARGET_OUT)/bin/, flash_image dump_image erase_image)
+
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := flash_image.c
 LOCAL_MODULE := libflash_image
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_CFLAGS += -Dmain=flash_image_main
 include $(BUILD_STATIC_LIBRARY)
 
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := dump_image.c
 LOCAL_MODULE := libdump_image
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_CFLAGS += -Dmain=dump_image_main
 include $(BUILD_STATIC_LIBRARY)
 
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := erase_image.c
 LOCAL_MODULE := liberase_image
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_CFLAGS += -Dmain=erase_image_main
 include $(BUILD_STATIC_LIBRARY)
 
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := dump_image.c
 LOCAL_MODULE := utility_dump_image
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := UTILITY_EXECUTABLES
 LOCAL_MODULE_PATH := $(PRODUCT_OUT)/utilities
 LOCAL_UNSTRIPPED_PATH := $(PRODUCT_OUT)/symbols/utilities
@@ -81,7 +82,7 @@ include $(BUILD_EXECUTABLE)
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := flash_image.c
 LOCAL_MODULE := utility_flash_image
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := UTILITY_EXECUTABLES
 LOCAL_MODULE_PATH := $(PRODUCT_OUT)/utilities
 LOCAL_UNSTRIPPED_PATH := $(PRODUCT_OUT)/symbols/utilities
@@ -93,7 +94,7 @@ include $(BUILD_EXECUTABLE)
 include $(CLEAR_VARS)
 LOCAL_SRC_FILES := erase_image.c
 LOCAL_MODULE := utility_erase_image
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := UTILITY_EXECUTABLES
 LOCAL_MODULE_PATH := $(PRODUCT_OUT)/utilities
 LOCAL_UNSTRIPPED_PATH := $(PRODUCT_OUT)/symbols/utilities

install.c

@@ -103,6 +103,8 @@ handle_firmware_update(char* type, char* filename, ZipArchive* zip) {
     return INSTALL_SUCCESS;
 }
 
+static const char *LAST_INSTALL_FILE = "/cache/recovery/last_install";
+
 // If the package contains an update binary, extract it and run it.
 static int
 try_update_binary(const char *path, ZipArchive *zip) {
@@ -332,8 +334,8 @@ exit:
     return NULL;
 }
 
-int
-install_package(const char *path)
+static int
+really_install_package(const char *path)
 {
     ui_set_background(BACKGROUND_ICON_INSTALLING);
     ui_print("Finding update package...\n");
@@ -387,3 +389,23 @@ install_package(const char *path)
     ui_print("Installing update...\n");
     return try_update_binary(path, &zip);
 }
+
+int
+install_package(const char* path)
+{
+    FILE* install_log = fopen_path(LAST_INSTALL_FILE, "w");
+    if (install_log) {
+        fputs(path, install_log);
+        fputc('\n', install_log);
+    } else {
+        LOGE("failed to open last_install: %s\n", strerror(errno));
+    }
+    int result = really_install_package(path);
+    if (install_log) {
+        fputc(result == INSTALL_SUCCESS ? '1' : '0', install_log);
+        fputc('\n', install_log);
+        fclose(install_log);
+        chmod(LAST_INSTALL_FILE, 0644);
+    }
+    return result;
+}

make-overlay.py

@@ -0,0 +1,102 @@
+# Copyright (C) 2011 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Script to take a set of frames (PNG files) for a recovery
+"installing" icon animation and turn it into a base image plus a set
+of overlays, as needed by the recovery UI code.  Run with the names of
+all the input frames on the command line, in order."""
+
+import sys
+try:
+  import Image
+except ImportError:
+  print "This script requires the Python Imaging Library to be installed."
+  sys.exit(1)
+
+# Find the smallest box that contains all the pixels which change
+# between images.
+
+print "reading", sys.argv[1]
+base = Image.open(sys.argv[1])
+
+minmini = base.size[0]-1
+maxmaxi = 0
+minminj = base.size[1]-1
+maxmaxj = 0
+
+for top_name in sys.argv[2:]:
+  print "reading", top_name
+  top = Image.open(top_name)
+
+  assert base.size == top.size
+
+  mini = base.size[0]-1
+  maxi = 0
+  minj = base.size[1]-1
+  maxj = 0
+
+  h, w = base.size
+  for j in range(w):
+    for i in range(h):
+      b = base.getpixel((i,j))
+      t = top.getpixel((i,j))
+      if b != t:
+        if i < mini: mini = i
+        if i > maxi: maxi = i
+        if j < minj: minj = j
+        if j > maxj: maxj = j
+
+  minmini = min(minmini, mini)
+  maxmaxi = max(maxmaxi, maxi)
+  minminj = min(minminj, minj)
+  maxmaxj = max(maxmaxj, maxj)
+
+w = maxmaxi - minmini + 1
+h = maxmaxj - minminj + 1
+
+# Now write out an image containing just that box, for each frame.
+
+for num, top_name in enumerate(sys.argv[1:]):
+  top = Image.open(top_name)
+
+  out = Image.new("RGB", (w, h))
+  for i in range(w):
+    for j in range(h):
+      t = top.getpixel((i+minmini, j+minminj))
+      out.putpixel((i, j), t)
+
+  fn = "icon_installing_overlay%02d.png" % (num+1,)
+  out.save(fn)
+  print "saved", fn
+
+# Write out the base icon, which is the first frame with that box
+# blacked out (just to make the file smaller, since it's always
+# displayed with one of the overlays on top of it).
+
+for i in range(w):
+  for j in range(h):
+    base.putpixel((i+minmini, j+minminj), (0, 0, 0))
+fn = "icon_installing.png"
+base.save(fn)
+print "saved", fn
+
+# The device_ui_init() function needs to tell the recovery UI the
+# position of the overlay box.
+
+print
+print "add this to your device_ui_init() function:"
+print "-" * 40
+print "  ui_parameters->install_overlay_offset_x = %d;" % (minmini,)
+print "  ui_parameters->install_overlay_offset_y = %d;" % (minminj,)
+print "-" * 40

minelf/Android.mk

@@ -0,0 +1,27 @@
+# Copyright (C) 2009 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+LOCAL_PATH := $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+	Retouch.c
+
+LOCAL_C_INCLUDES += bootable/recovery
+
+LOCAL_MODULE := libminelf
+
+LOCAL_CFLAGS += -Wall
+
+include $(BUILD_STATIC_LIBRARY)

minelf/Retouch.c

@@ -0,0 +1,406 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <errno.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <strings.h>
+#include "Retouch.h"
+#include "applypatch/applypatch.h"
+
+typedef struct {
+    int32_t mmap_addr;
+    char tag[4]; /* 'P', 'R', 'E', ' ' */
+} prelink_info_t __attribute__((packed));
+
+#define false 0
+#define true 1
+
+static int32_t offs_prev;
+static uint32_t cont_prev;
+
+static void init_compression_state(void) {
+    offs_prev = 0;
+    cont_prev = 0;
+}
+
+// For details on the encoding used for relocation lists, please
+// refer to build/tools/retouch/retouch-prepare.c. The intent is to
+// save space by removing most of the inherent redundancy.
+
+static void decode_bytes(uint8_t *encoded_bytes, int encoded_size,
+                         int32_t *dst_offset, uint32_t *dst_contents) {
+    if (encoded_size == 2) {
+        *dst_offset = offs_prev + (((encoded_bytes[0]&0x60)>>5)+1)*4;
+
+        // if the original was negative, we need to 1-pad before applying delta
+        int32_t tmp = (((encoded_bytes[0] & 0x0000001f) << 8) |
+                       encoded_bytes[1]);
+        if (tmp & 0x1000) tmp = 0xffffe000 | tmp;
+        *dst_contents = cont_prev + tmp;
+    } else if (encoded_size == 3) {
+        *dst_offset = offs_prev + (((encoded_bytes[0]&0x30)>>4)+1)*4;
+
+        // if the original was negative, we need to 1-pad before applying delta
+        int32_t tmp = (((encoded_bytes[0] & 0x0000000f) << 16) |
+                       (encoded_bytes[1] << 8) |
+                       encoded_bytes[2]);
+        if (tmp & 0x80000) tmp = 0xfff00000 | tmp;
+        *dst_contents = cont_prev + tmp;
+    } else {
+        *dst_offset =
+          (encoded_bytes[0]<<24) |
+          (encoded_bytes[1]<<16) |
+          (encoded_bytes[2]<<8) |
+          encoded_bytes[3];
+        if (*dst_offset == 0x3fffffff) *dst_offset = -1;
+        *dst_contents =
+          (encoded_bytes[4]<<24) |
+          (encoded_bytes[5]<<16) |
+          (encoded_bytes[6]<<8) |
+          encoded_bytes[7];
+    }
+}
+
+static uint8_t *decode_in_memory(uint8_t *encoded_bytes,
+                                 int32_t *offset, uint32_t *contents) {
+    int input_size, charIx;
+    uint8_t input[8];
+
+    input[0] = *(encoded_bytes++);
+    if (input[0] & 0x80)
+        input_size = 2;
+    else if (input[0] & 0x40)
+        input_size = 3;
+    else
+        input_size = 8;
+
+    // we already read one byte..
+    charIx = 1;
+    while (charIx < input_size) {
+        input[charIx++] = *(encoded_bytes++);
+    }
+
+    // depends on the decoder state!
+    decode_bytes(input, input_size, offset, contents);
+
+    offs_prev = *offset;
+    cont_prev = *contents;
+
+    return encoded_bytes;
+}
+
+int retouch_mask_data(uint8_t *binary_object,
+                      int32_t binary_size,
+                      int32_t *desired_offset,
+                      int32_t *retouch_offset) {
+    retouch_info_t *r_info;
+    prelink_info_t *p_info;
+
+    int32_t target_offset = 0;
+    if (desired_offset) target_offset = *desired_offset;
+
+    int32_t p_offs = binary_size-sizeof(prelink_info_t); // prelink_info_t
+    int32_t r_offs = p_offs-sizeof(retouch_info_t); // retouch_info_t
+    int32_t b_offs; // retouch data blob
+
+    // If not retouched, we say it was a match. This might get invoked on
+    // non-retouched binaries, so that's why we need to do this.
+    if (retouch_offset != NULL) *retouch_offset = target_offset;
+    if (r_offs < 0) return (desired_offset == NULL) ?
+                      RETOUCH_DATA_NOTAPPLICABLE : RETOUCH_DATA_MATCHED;
+    p_info = (prelink_info_t *)(binary_object+p_offs);
+    r_info = (retouch_info_t *)(binary_object+r_offs);
+    if (strncmp(p_info->tag, "PRE ", 4) ||
+        strncmp(r_info->tag, "RETOUCH ", 8))
+        return (desired_offset == NULL) ?
+          RETOUCH_DATA_NOTAPPLICABLE : RETOUCH_DATA_MATCHED;
+
+    b_offs = r_offs-r_info->blob_size;
+    if (b_offs < 0) {
+        printf("negative binary offset: %d = %d - %d\n",
+               b_offs, r_offs, r_info->blob_size);
+        return RETOUCH_DATA_ERROR;
+    }
+    uint8_t *b_ptr = binary_object+b_offs;
+
+    // Retouched: let's go through the work then.
+    int32_t offset_candidate = target_offset;
+    bool offset_set = false, offset_mismatch = false;
+    init_compression_state();
+    while (b_ptr < (uint8_t *)r_info) {
+        int32_t retouch_entry_offset;
+        uint32_t *retouch_entry;
+        uint32_t retouch_original_value;
+
+        b_ptr = decode_in_memory(b_ptr,
+                                 &retouch_entry_offset,
+                                 &retouch_original_value);
+        if (retouch_entry_offset < (-1) ||
+            retouch_entry_offset >= b_offs) {
+            printf("bad retouch_entry_offset: %d", retouch_entry_offset);
+            return RETOUCH_DATA_ERROR;
+        }
+
+        // "-1" means this is the value in prelink_info_t, which also gets
+        // randomized.
+        if (retouch_entry_offset == -1)
+            retouch_entry = (uint32_t *)&(p_info->mmap_addr);
+        else
+            retouch_entry = (uint32_t *)(binary_object+retouch_entry_offset);
+
+        if (desired_offset)
+            *retouch_entry = retouch_original_value + target_offset;
+
+        // Infer the randomization shift, compare to previously inferred.
+        int32_t offset_of_this_entry = (int32_t)(*retouch_entry-
+                                                 retouch_original_value);
+        if (!offset_set) {
+            offset_candidate = offset_of_this_entry;
+            offset_set = true;
+        } else {
+            if (offset_candidate != offset_of_this_entry) {
+                offset_mismatch = true;
+                printf("offset is mismatched: %d, this entry is %d,"
+                       " original 0x%x @ 0x%x",
+                       offset_candidate, offset_of_this_entry,
+                       retouch_original_value, retouch_entry_offset);
+            }
+        }
+    }
+    if (b_ptr > (uint8_t *)r_info) {
+        printf("b_ptr went too far: %p, while r_info is %p",
+               b_ptr, r_info);
+        return RETOUCH_DATA_ERROR;
+    }
+
+    if (offset_mismatch) return RETOUCH_DATA_MISMATCHED;
+    if (retouch_offset != NULL) *retouch_offset = offset_candidate;
+    return RETOUCH_DATA_MATCHED;
+}
+
+// On success, _override is set to the offset that was actually applied.
+// This implies that once we randomize to an offset we stick with it.
+// This in turn is necessary in order to guarantee recovery after crash.
+bool retouch_one_library(const char *binary_name,
+                         const char *binary_sha1,
+                         int32_t retouch_offset,
+                         int32_t *retouch_offset_override) {
+    bool success = true;
+    int result;
+
+    FileContents file;
+    file.data = NULL;
+
+    char binary_name_atomic[strlen(binary_name)+10];
+    strcpy(binary_name_atomic, binary_name);
+    strcat(binary_name_atomic, ".atomic");
+
+    // We need a path that exists for calling statfs() later.
+    //
+    // Assume that binary_name (eg "/system/app/Foo.apk") is located
+    // on the same filesystem as its top-level directory ("/system").
+    char target_fs[strlen(binary_name)+1];
+    char* slash = strchr(binary_name+1, '/');
+    if (slash != NULL) {
+        int count = slash - binary_name;
+        strncpy(target_fs, binary_name, count);
+        target_fs[count] = '\0';
+    } else {
+        strcpy(target_fs, binary_name);
+    }
+
+    result = LoadFileContents(binary_name, &file, RETOUCH_DONT_MASK);
+
+    if (result == 0) {
+        // Figure out the *apparent* offset to which this file has been
+        // retouched. If it looks good, we will skip processing (we might
+        // have crashed and during this recovery pass we don't want to
+        // overwrite a valuable saved file in /cache---which would happen
+        // if we blindly retouch everything again). NOTE: This implies
+        // that we might have to override the supplied retouch offset. We
+        // can do the override only once though: everything should match
+        // afterward.
+
+        int32_t inferred_offset;
+        int retouch_probe_result = retouch_mask_data(file.data,
+                                                     file.size,
+                                                     NULL,
+                                                     &inferred_offset);
+
+        if (retouch_probe_result == RETOUCH_DATA_MATCHED) {
+            if ((retouch_offset == inferred_offset) ||
+                ((retouch_offset != 0 && inferred_offset != 0) &&
+                 (retouch_offset_override != NULL))) {
+                // This file is OK already and we are allowed to override.
+                // Let's just return the offset override value. It is critical
+                // to skip regardless of override: a broken file might need
+                // recovery down the list and we should not mess up the saved
+                // copy by doing unnecessary retouching.
+                //
+                // NOTE: If retouching was already started with a different
+                // value, we will not be allowed to override. This happens
+                // if on the retouch list there is a patched binary (which is
+                // masked in apply_patch()) before there is a non-patched
+                // binary.
+                if (retouch_offset_override != NULL)
+                    *retouch_offset_override = inferred_offset;
+                success = true;
+                goto out;
+            } else {
+                // Retouch to zero (mask the retouching), to make sure that
+                // the SHA-1 check will pass below.
+                int32_t zero = 0;
+                retouch_mask_data(file.data, file.size, &zero, NULL);
+                SHA(file.data, file.size, file.sha1);
+            }
+        }
+
+        if (retouch_probe_result == RETOUCH_DATA_NOTAPPLICABLE) {
+            // In the case of not retouchable, fake it. We do not want
+            // to do the normal processing and overwrite the backup file:
+            // we might be recovering!
+            //
+            // We return a zero override, which tells the caller that we
+            // simply skipped the file.
+            if (retouch_offset_override != NULL)
+                *retouch_offset_override = 0;
+            success = true;
+            goto out;
+        }
+
+        // If we get here, either there was a mismatch in the offset, or
+        // the file has not been processed yet. Continue with normal
+        // processing.
+    }
+
+    if (result != 0 || FindMatchingPatch(file.sha1, &binary_sha1, 1) < 0) {
+        free(file.data);
+        printf("Attempting to recover source from '%s' ...\n",
+               CACHE_TEMP_SOURCE);
+        result = LoadFileContents(CACHE_TEMP_SOURCE, &file, RETOUCH_DO_MASK);
+        if (result != 0 || FindMatchingPatch(file.sha1, &binary_sha1, 1) < 0) {
+            printf(" failed.\n");
+            success = false;
+            goto out;
+        }
+        printf(" succeeded.\n");
+    }
+
+    // Retouch in-memory before worrying about backing up the original.
+    //
+    // Recovery steps will be oblivious to the actual retouch offset used,
+    // so might as well write out the already-retouched copy. Then, in the
+    // usual case, we will just swap the file locally, with no more writes
+    // needed. In the no-free-space case, we will then write the same to the
+    // original location.
+
+    result = retouch_mask_data(file.data, file.size, &retouch_offset, NULL);
+    if (result != RETOUCH_DATA_MATCHED) {
+        success = false;
+        goto out;
+    }
+    if (retouch_offset_override != NULL)
+        *retouch_offset_override = retouch_offset;
+
+    // How much free space do we need?
+    bool enough_space = false;
+    size_t free_space = FreeSpaceForFile(target_fs);
+    // 50% margin when estimating the space needed.
+    enough_space = (free_space > (file.size * 3 / 2));
+
+    // The experts say we have to allow for a retry of the
+    // whole process to avoid filesystem weirdness.
+    int retry = 1;
+    bool made_copy = false;
+    do {
+        // First figure out where to store a copy of the original.
+        // Ideally leave the original itself intact until the
+        // atomic swap. If no room on the same partition, fall back
+        // to the cache partition and remove the original.
+
+        if (!enough_space) {
+            printf("Target is %ldB; free space is %ldB: not enough.\n",
+                   (long)file.size, (long)free_space);
+
+            retry = 0;
+            if (MakeFreeSpaceOnCache(file.size) < 0) {
+                printf("Not enough free space on '/cache'.\n");
+                success = false;
+                goto out;
+            }
+            if (SaveFileContents(CACHE_TEMP_SOURCE, file) < 0) {
+                printf("Failed to back up source file.\n");
+                success = false;
+                goto out;
+            }
+            made_copy = true;
+            unlink(binary_name);
+
+            size_t free_space = FreeSpaceForFile(target_fs);
+            printf("(now %ld bytes free for target)\n", (long)free_space);
+        }
+
+        result = SaveFileContents(binary_name_atomic, file);
+        if (result != 0) {
+            // Maybe the filesystem was optimistic: retry.
+            enough_space = false;
+            unlink(binary_name_atomic);
+            printf("Saving the retouched contents failed; retrying.\n");
+            continue;
+        }
+
+        // Succeeded; no need to retry.
+        break;
+    } while (retry-- > 0);
+
+    // Give the .atomic file the same owner, group, and mode of the
+    // original source file.
+    if (chmod(binary_name_atomic, file.st.st_mode) != 0) {
+        printf("chmod of \"%s\" failed: %s\n",
+               binary_name_atomic, strerror(errno));
+        success = false;
+        goto out;
+    }
+    if (chown(binary_name_atomic, file.st.st_uid, file.st.st_gid) != 0) {
+        printf("chown of \"%s\" failed: %s\n",
+               binary_name_atomic,
+               strerror(errno));
+        success = false;
+        goto out;
+    }
+
+    // Finally, rename the .atomic file to replace the target file.
+    if (rename(binary_name_atomic, binary_name) != 0) {
+        printf("rename of .atomic to \"%s\" failed: %s\n",
+               binary_name, strerror(errno));
+        success = false;
+        goto out;
+    }
+
+    // If this run created a copy, and we're here, we can delete it.
+    if (made_copy) unlink(CACHE_TEMP_SOURCE);
+
+  out:
+    // clean up
+    free(file.data);
+    unlink(binary_name_atomic);
+
+    return success;
+}

minelf/Retouch.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _MINELF_RETOUCH
+#define _MINELF_RETOUCH
+
+#include <stdbool.h>
+#include <sys/types.h>
+
+typedef struct {
+  char tag[8];        /* "RETOUCH ", not zero-terminated */
+  uint32_t blob_size; /* in bytes, located right before this struct */
+} retouch_info_t __attribute__((packed));
+
+// Retouch a file. Use CACHED_SOURCE_TEMP to store a copy.
+bool retouch_one_library(const char *binary_name,
+                         const char *binary_sha1,
+                         int32_t retouch_offset,
+                         int32_t *retouch_offset_override);
+
+#define RETOUCH_DONT_MASK           0
+#define RETOUCH_DO_MASK             1
+
+#define RETOUCH_DATA_ERROR          0 // This is bad. Should not happen.
+#define RETOUCH_DATA_MATCHED        1 // Up to an uniform random offset.
+#define RETOUCH_DATA_MISMATCHED     2 // Partially randomized, or total mess.
+#define RETOUCH_DATA_NOTAPPLICABLE  3 // Not retouched. Only when inferring.
+
+// Mask retouching in-memory. Used before apply_patch[_check].
+// Also used to determine status of retouching after a crash.
+//
+// If desired_offset is not NULL, then apply retouching instead,
+// and return that in retouch_offset.
+int retouch_mask_data(uint8_t *binary_object,
+                      int32_t binary_size,
+                      int32_t *desired_offset,
+                      int32_t *retouch_offset);
+#endif

minui/Android.mk

@@ -12,18 +12,17 @@ LOCAL_C_INCLUDES +=\
     external/libpng\
     external/zlib
 
-ifneq ($(BOARD_LDPI_RECOVERY),)
-    LOCAL_CFLAGS += -DBOARD_LDPI_RECOVERY='"$(BOARD_LDPI_RECOVERY)"'
-endif
-
-ifneq ($(BOARD_HAS_JANKY_BACKBUFFER),)
-    LOCAL_CFLAGS += -DBOARD_HAS_JANKY_BACKBUFFER
-endif
-
-ifeq ($(BOARD_HAS_FLIPPED_SCREEN), true)
-    LOCAL_CFLAGS += -DBOARD_HAS_FLIPPED_SCREEN
-endif
-
 LOCAL_MODULE := libminui
 
+ifeq ($(TARGET_RECOVERY_PIXEL_FORMAT),"RGBX_8888")
+  LOCAL_CFLAGS += -DRECOVERY_RGBX
+endif
+ifeq ($(TARGET_RECOVERY_PIXEL_FORMAT),"BGRA_8888")
+  LOCAL_CFLAGS += -DRECOVERY_BGRA
+endif
+
+ifneq ($(BOARD_USE_CUSTOM_RECOVERY_FONT),)
+  LOCAL_CFLAGS += -DBOARD_USE_CUSTOM_RECOVERY_FONT=$(BOARD_USE_CUSTOM_RECOVERY_FONT)
+endif
+
 include $(BUILD_STATIC_LIBRARY)

minui/events.c

@@ -19,167 +19,33 @@
 #include <fcntl.h>
 #include <dirent.h>
 #include <sys/poll.h>
-#include <limits.h>
 
 #include <linux/input.h>
 
-#include "../common.h"
-
 #include "minui.h"
 
 #define MAX_DEVICES 16
+#define MAX_MISC_FDS 16
 
-#define VIBRATOR_TIMEOUT_FILE	"/sys/class/timed_output/vibrator/enable"
-#define VIBRATOR_TIME_MS	50
+#define BITS_PER_LONG (sizeof(unsigned long) * 8)
+#define BITS_TO_LONGS(x) (((x) + BITS_PER_LONG - 1) / BITS_PER_LONG)
 
-#define PRESS_THRESHHOLD    10
+#define test_bit(bit, array) \
+    ((array)[(bit)/BITS_PER_LONG] & (1 << ((bit) % BITS_PER_LONG)))
 
-#define ABS_MT_POSITION_X 0x35
-#define ABS_MT_POSITION_Y 0x36
-#define ABS_MT_TOUCH_MAJOR 0x30
-#define SYN_MT_REPORT 2
-
-struct virtualkey {
-    int scancode;
-    int centerx, centery;
-    int width, height;
+struct fd_info {
+    ev_callback cb;
+    void *data;
 };
 
-struct position {
-    int x, y;
-    int pressed;
-    struct input_absinfo xi, yi;
-};
+static struct pollfd ev_fds[MAX_DEVICES + MAX_MISC_FDS];
+static struct fd_info ev_fdinfo[MAX_DEVICES + MAX_MISC_FDS];
 
-struct ev {
-    struct pollfd *fd;
-
-    struct virtualkey *vks;
-    int vk_count;
-
-    struct position p, mt_p;
-    int sent, mt_idx;
-};
-
-static struct pollfd ev_fds[MAX_DEVICES];
-static struct ev evs[MAX_DEVICES];
 static unsigned ev_count = 0;
+static unsigned ev_dev_count = 0;
+static unsigned ev_misc_count = 0;
 
-static inline int ABS(int x) {
-    return x<0?-x:x;
-}
-
-int vibrate(int timeout_ms)
-{
-    char str[20];
-    int fd;
-    int ret;
-
-    fd = open(VIBRATOR_TIMEOUT_FILE, O_WRONLY);
-    if (fd < 0)
-        return -1;
-
-    ret = snprintf(str, sizeof(str), "%d", timeout_ms);
-    ret = write(fd, str, ret);
-    close(fd);
-
-    if (ret < 0)
-       return -1;
-
-    return 0;
-}
-
-/* Returns empty tokens */
-static char *vk_strtok_r(char *str, const char *delim, char **save_str)
-{
-    if(!str) {
-        if(!*save_str) return NULL;
-        str = (*save_str) + 1;
-    }
-    *save_str = strpbrk(str, delim);
-    if(*save_str) **save_str = '\0';
-    return str;
-}
-
-static int vk_init(struct ev *e)
-{
-    char vk_path[PATH_MAX] = "/sys/board_properties/virtualkeys.";
-    char vks[2048], *ts;
-    ssize_t len;
-    int vk_fd;
-    int i;
-
-    e->vk_count = 0;
-
-    len = strlen(vk_path);
-    len = ioctl(e->fd->fd, EVIOCGNAME(sizeof(vk_path) - len), vk_path + len);
-    if (len <= 0)
-        return -1;
-
-    vk_fd = open(vk_path, O_RDONLY);
-    if (vk_fd < 0)
-        return -1;
-
-    len = read(vk_fd, vks, sizeof(vks)-1);
-    close(vk_fd);
-    if (len <= 0)
-        return -1;
-
-    vks[len] = '\0';
-
-    /* Parse a line like:
-        keytype:keycode:centerx:centery:width:height:keytype2:keycode2:centerx2:...
-    */
-    for (ts = vks, e->vk_count = 1; *ts; ++ts) {
-        if (*ts == ':')
-            ++e->vk_count;
-    }
-
-    if (e->vk_count % 6) {
-        LOGW("minui: %s is %d %% 6\n", vk_path, e->vk_count % 6);
-    }
-    e->vk_count /= 6;
-    if (e->vk_count <= 0)
-        return -1;
-
-    e->sent = 0;
-    e->mt_idx = 0;
-
-    ioctl(e->fd->fd, EVIOCGABS(ABS_X), &e->p.xi);
-    ioctl(e->fd->fd, EVIOCGABS(ABS_Y), &e->p.yi);
-    e->p.pressed = 0;
-
-    ioctl(e->fd->fd, EVIOCGABS(ABS_MT_POSITION_X), &e->mt_p.xi);
-    ioctl(e->fd->fd, EVIOCGABS(ABS_MT_POSITION_Y), &e->mt_p.yi);
-    e->mt_p.pressed = 0;
-
-    e->vks = malloc(sizeof(*e->vks) * e->vk_count);
-
-    for (i = 0; i < e->vk_count; ++i) {
-        char *token[6];
-        int j;
-
-        for (j = 0; j < 6; ++j) {
-            token[j] = vk_strtok_r((i||j)?NULL:vks, ":", &ts);
-        }
-
-        if (strcmp(token[0], "0x01") != 0) {
-            /* Java does string compare, so we do too. */
-            LOGW("minui: %s: ignoring unknown virtual key type %s\n", vk_path, token[0]);
-            continue;
-        }
-
-        e->vks[i].scancode = strtol(token[1], NULL, 0);
-        e->vks[i].centerx = strtol(token[2], NULL, 0);
-        e->vks[i].centery = strtol(token[3], NULL, 0);
-        e->vks[i].width = strtol(token[4], NULL, 0);
-        e->vks[i].height = strtol(token[5], NULL, 0);
-    }
-
-    return 0;
-}
-
-int ev_init(void)
+int ev_init(ev_callback input_cb, void *data)
 {
     DIR *dir;
     struct dirent *de;
@@ -188,177 +54,122 @@ int ev_init(void)
     dir = opendir("/dev/input");
     if(dir != 0) {
         while((de = readdir(dir))) {
+            unsigned long ev_bits[BITS_TO_LONGS(EV_MAX)];
+
 //            fprintf(stderr,"/dev/input/%s\n", de->d_name);
             if(strncmp(de->d_name,"event",5)) continue;
             fd = openat(dirfd(dir), de->d_name, O_RDONLY);
             if(fd < 0) continue;
 
+            /* read the evbits of the input device */
+            if (ioctl(fd, EVIOCGBIT(0, sizeof(ev_bits)), ev_bits) < 0) {
+                close(fd);
+                continue;
+            }
+
+            /* TODO: add ability to specify event masks. For now, just assume
+             * that only EV_KEY and EV_REL event types are ever needed. */
+            if (!test_bit(EV_KEY, ev_bits) && !test_bit(EV_REL, ev_bits)) {
+                close(fd);
+                continue;
+            }
+
             ev_fds[ev_count].fd = fd;
             ev_fds[ev_count].events = POLLIN;
-            evs[ev_count].fd = &ev_fds[ev_count];
-
-            /* Load virtualkeys if there are any */
-            vk_init(&evs[ev_count]);
-
+            ev_fdinfo[ev_count].cb = input_cb;
+            ev_fdinfo[ev_count].data = data;
             ev_count++;
-            if(ev_count == MAX_DEVICES) break;
+            ev_dev_count++;
+            if(ev_dev_count == MAX_DEVICES) break;
         }
     }
 
     return 0;
 }
 
+int ev_add_fd(int fd, ev_callback cb, void *data)
+{
+    if (ev_misc_count == MAX_MISC_FDS || cb == NULL)
+        return -1;
+
+    ev_fds[ev_count].fd = fd;
+    ev_fds[ev_count].events = POLLIN;
+    ev_fdinfo[ev_count].cb = cb;
+    ev_fdinfo[ev_count].data = data;
+    ev_count++;
+    ev_misc_count++;
+    return 0;
+}
+
 void ev_exit(void)
 {
-    while (ev_count-- > 0) {
-	if (evs[ev_count].vk_count) {
-		free(evs[ev_count].vks);
-		evs[ev_count].vk_count = 0;
-	}
-        close(ev_fds[ev_count].fd);
+    while (ev_count > 0) {
+        close(ev_fds[--ev_count].fd);
     }
+    ev_misc_count = 0;
+    ev_dev_count = 0;
 }
 
-static int vk_inside_display(__s32 value, struct input_absinfo *info, int screen_size)
-{
-    int screen_pos;
-
-    if (info->minimum == info->maximum)
-        return 0;
-
-    screen_pos = (value - info->minimum) * (screen_size - 1) / (info->maximum - info->minimum);
-    return (screen_pos >= 0 && screen_pos < screen_size);
-}
-
-static int vk_tp_to_screen(struct position *p, int *x, int *y)
-{
-    if (p->xi.minimum == p->xi.maximum || p->yi.minimum == p->yi.maximum)
-        return 0;
-
-    *x = (p->x - p->xi.minimum) * (gr_fb_width() - 1) / (p->xi.maximum - p->xi.minimum);
-    *y = (p->y - p->yi.minimum) * (gr_fb_height() - 1) / (p->yi.maximum - p->yi.minimum);
-
-    if (*x >= 0 && *x < gr_fb_width() &&
-           *y >= 0 && *y < gr_fb_height()) {
-        return 0;
-    }
-
-    return 1;
-}
-
-/* Translate a virtual key in to a real key event, if needed */
-/* Returns non-zero when the event should be consumed */
-static int vk_modify(struct ev *e, struct input_event *ev)
-{
-    int i;
-    int x, y;
-
-    if (ev->type == EV_KEY) {
-        if (ev->code == BTN_TOUCH)
-            e->p.pressed = ev->value;
-        return 0;
-    }
-
-    if (ev->type == EV_ABS) {
-        switch (ev->code) {
-        case ABS_X:
-            e->p.x = ev->value;
-            return !vk_inside_display(e->p.x, &e->p.xi, gr_fb_width());
-        case ABS_Y:
-            e->p.y = ev->value;
-            return !vk_inside_display(e->p.y, &e->p.yi, gr_fb_height());
-        case ABS_MT_POSITION_X:
-            if (e->mt_idx) return 1;
-            e->mt_p.x = ev->value;
-            return !vk_inside_display(e->mt_p.x, &e->mt_p.xi, gr_fb_width());
-        case ABS_MT_POSITION_Y:
-            if (e->mt_idx) return 1;
-            e->mt_p.y = ev->value;
-            return !vk_inside_display(e->mt_p.y, &e->mt_p.yi, gr_fb_height());
-        case ABS_MT_TOUCH_MAJOR:
-            if (e->mt_idx) return 1;
-            if (e->sent)
-                e->mt_p.pressed = (ev->value > 0);
-            else
-                e->mt_p.pressed = (ev->value > PRESS_THRESHHOLD);
-            return 0;
-        }
-
-        return 0;
-    }
-
-    if (ev->type != EV_SYN)
-        return 0;
-
-    if (ev->code == SYN_MT_REPORT) {
-        /* Ignore the rest of the points */
-        ++e->mt_idx;
-        return 1;
-    }
-    if (ev->code != SYN_REPORT)
-        return 0;
-
-    /* Report complete */
-
-    e->mt_idx = 0;
-
-    if (!e->p.pressed && !e->mt_p.pressed) {
-        /* No touch */
-        e->sent = 0;
-        return 0;
-    }
-
-    if (!(e->p.pressed && vk_tp_to_screen(&e->p, &x, &y)) &&
-            !(e->mt_p.pressed && vk_tp_to_screen(&e->mt_p, &x, &y))) {
-        /* No touch inside vk area */
-        return 0;
-    }
-
-    if (e->sent) {
-        /* We've already sent a fake key for this touch */
-        return 1;
-    }
-
-    /* The screen is being touched on the vk area */
-    e->sent = 1;
-
-    for (i = 0; i < e->vk_count; ++i) {
-        int xd = ABS(e->vks[i].centerx - x);
-        int yd = ABS(e->vks[i].centery - y);
-        if (xd < e->vks[i].width/2 && yd < e->vks[i].height/2) {
-            /* Fake a key event */
-            ev->type = EV_KEY;
-            ev->code = e->vks[i].scancode;
-            ev->value = 1;
-
-            vibrate(VIBRATOR_TIME_MS);
-            return 0;
-        }
-    }
-
-    return 1;
-}
-
-int ev_get(struct input_event *ev, unsigned dont_wait)
+int ev_wait(int timeout)
 {
     int r;
+
+    r = poll(ev_fds, ev_count, timeout);
+    if (r <= 0)
+        return -1;
+    return 0;
+}
+
+void ev_dispatch(void)
+{
     unsigned n;
+    int ret;
 
-    do {
-        r = poll(ev_fds, ev_count, dont_wait ? 0 : -1);
+    for (n = 0; n < ev_count; n++) {
+        ev_callback cb = ev_fdinfo[n].cb;
+        if (cb && (ev_fds[n].revents & ev_fds[n].events))
+            cb(ev_fds[n].fd, ev_fds[n].revents, ev_fdinfo[n].data);
+    }
+}
 
-        if(r > 0) {
-            for(n = 0; n < ev_count; n++) {
-                if(ev_fds[n].revents & POLLIN) {
-                    r = read(ev_fds[n].fd, ev, sizeof(*ev));
-                    if(r == sizeof(*ev)) {
-                        if (!vk_modify(&evs[n], ev))
-                            return 0;
-                    }
-                }
-            }
-        }
-    } while(dont_wait == 0);
+int ev_get_input(int fd, short revents, struct input_event *ev)
+{
+    int r;
 
+    if (revents & POLLIN) {
+        r = read(fd, ev, sizeof(*ev));
+        if (r == sizeof(*ev))
+            return 0;
+    }
     return -1;
 }
+
+int ev_sync_key_state(ev_set_key_callback set_key_cb, void *data)
+{
+    unsigned long key_bits[BITS_TO_LONGS(KEY_MAX)];
+    unsigned long ev_bits[BITS_TO_LONGS(EV_MAX)];
+    unsigned i;
+    int ret;
+
+    for (i = 0; i < ev_dev_count; i++) {
+        int code;
+
+        memset(key_bits, 0, sizeof(key_bits));
+        memset(ev_bits, 0, sizeof(ev_bits));
+
+        ret = ioctl(ev_fds[i].fd, EVIOCGBIT(0, sizeof(ev_bits)), ev_bits);
+        if (ret < 0 || !test_bit(EV_KEY, ev_bits))
+            continue;
+
+        ret = ioctl(ev_fds[i].fd, EVIOCGKEY(sizeof(key_bits)), key_bits);
+        if (ret < 0)
+            continue;
+
+        for (code = 0; code <= KEY_MAX; code++) {
+            if (test_bit(code, key_bits))
+                set_key_cb(code, 1, data);
+        }
+    }
+
+    return 0;
+}

minui/graphics.c

@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 
+#include <stdbool.h>
 #include <stdlib.h>
 #include <unistd.h>
 
@@ -29,14 +30,25 @@
 
 #include <pixelflinger/pixelflinger.h>
 
-#ifndef BOARD_LDPI_RECOVERY
-	#include "font_10x18.h"
+#ifdef BOARD_USE_CUSTOM_RECOVERY_FONT
+#include BOARD_USE_CUSTOM_RECOVERY_FONT
 #else
-	#include "font_7x16.h"
+#include "font_10x18.h"
 #endif
 
 #include "minui.h"
 
+#if defined(RECOVERY_BGRA)
+#define PIXEL_FORMAT GGL_PIXEL_FORMAT_BGRA_8888
+#define PIXEL_SIZE   4
+#elif defined(RECOVERY_RGBX)
+#define PIXEL_FORMAT GGL_PIXEL_FORMAT_RGBX_8888
+#define PIXEL_SIZE   4
+#else
+#define PIXEL_FORMAT GGL_PIXEL_FORMAT_RGB_565
+#define PIXEL_SIZE   2
+#endif
+
 typedef struct {
     GGLSurface texture;
     unsigned cwidth;
@@ -55,11 +67,11 @@ static int gr_fb_fd = -1;
 static int gr_vt_fd = -1;
 
 static struct fb_var_screeninfo vi;
+static struct fb_fix_screeninfo fi;
 
 static int get_framebuffer(GGLSurface *fb)
 {
     int fd;
-    struct fb_fix_screeninfo fi;
     void *bits;
 
     fd = open("/dev/graphics/fb0", O_RDWR);
@@ -68,13 +80,48 @@ static int get_framebuffer(GGLSurface *fb)
         return -1;
     }
 
-    if (ioctl(fd, FBIOGET_FSCREENINFO, &fi) < 0) {
+    if (ioctl(fd, FBIOGET_VSCREENINFO, &vi) < 0) {
         perror("failed to get fb0 info");
         close(fd);
         return -1;
     }
 
-    if (ioctl(fd, FBIOGET_VSCREENINFO, &vi) < 0) {
+    vi.bits_per_pixel = PIXEL_SIZE * 8;
+    if (PIXEL_FORMAT == GGL_PIXEL_FORMAT_BGRA_8888) {
+      vi.red.offset     = 8;
+      vi.red.length     = 8;
+      vi.green.offset   = 16;
+      vi.green.length   = 8;
+      vi.blue.offset    = 24;
+      vi.blue.length    = 8;
+      vi.transp.offset  = 0;
+      vi.transp.length  = 8;
+    } else if (PIXEL_FORMAT == GGL_PIXEL_FORMAT_RGBX_8888) {
+      vi.red.offset     = 24;
+      vi.red.length     = 8;
+      vi.green.offset   = 16;
+      vi.green.length   = 8;
+      vi.blue.offset    = 8;
+      vi.blue.length    = 8;
+      vi.transp.offset  = 0;
+      vi.transp.length  = 8;
+    } else { /* RGB565*/
+      vi.red.offset     = 11;
+      vi.red.length     = 5;
+      vi.green.offset   = 5;
+      vi.green.length   = 6;
+      vi.blue.offset    = 0;
+      vi.blue.length    = 5;
+      vi.transp.offset  = 0;
+      vi.transp.length  = 0;
+    }
+    if (ioctl(fd, FBIOPUT_VSCREENINFO, &vi) < 0) {
+        perror("failed to put fb0 info");
+        close(fd);
+        return -1;
+    }
+
+    if (ioctl(fd, FBIOGET_FSCREENINFO, &fi) < 0) {
         perror("failed to get fb0 info");
         close(fd);
         return -1;
@@ -90,29 +137,20 @@ static int get_framebuffer(GGLSurface *fb)
     fb->version = sizeof(*fb);
     fb->width = vi.xres;
     fb->height = vi.yres;
-#ifdef BOARD_HAS_JANKY_BACKBUFFER
-    fb->stride = fi.line_length/2;
-#else
-    fb->stride = vi.xres;
-#endif
+    fb->stride = fi.line_length/PIXEL_SIZE;
     fb->data = bits;
-    fb->format = GGL_PIXEL_FORMAT_RGB_565;
-    memset(fb->data, 0, vi.yres * vi.xres * 2);
+    fb->format = PIXEL_FORMAT;
+    memset(fb->data, 0, vi.yres * fi.line_length);
 
     fb++;
 
     fb->version = sizeof(*fb);
     fb->width = vi.xres;
     fb->height = vi.yres;
-#ifdef BOARD_HAS_JANKY_BACKBUFFER
-    fb->stride = fi.line_length/2;
+    fb->stride = fi.line_length/PIXEL_SIZE;
     fb->data = (void*) (((unsigned) bits) + vi.yres * fi.line_length);
-#else
-    fb->stride = vi.xres;
-    fb->data = (void*) (((unsigned) bits) + vi.yres * vi.xres * 2);
-#endif
-    fb->format = GGL_PIXEL_FORMAT_RGB_565;
-    memset(fb->data, 0, vi.yres * vi.xres * 2);
+    fb->format = PIXEL_FORMAT;
+    memset(fb->data, 0, vi.yres * fi.line_length);
 
     return fd;
 }
@@ -121,17 +159,17 @@ static void get_memory_surface(GGLSurface* ms) {
   ms->version = sizeof(*ms);
   ms->width = vi.xres;
   ms->height = vi.yres;
-  ms->stride = vi.xres;
-  ms->data = malloc(vi.xres * vi.yres * 2);
-  ms->format = GGL_PIXEL_FORMAT_RGB_565;
+  ms->stride = fi.line_length/PIXEL_SIZE;
+  ms->data = malloc(fi.line_length * vi.yres);
+  ms->format = PIXEL_FORMAT;
 }
 
 static void set_active_framebuffer(unsigned n)
 {
     if (n > 1) return;
-    vi.yres_virtual = vi.yres * 2;
+    vi.yres_virtual = vi.yres * PIXEL_SIZE;
     vi.yoffset = n * vi.yres;
-    vi.bits_per_pixel = 16;
+    vi.bits_per_pixel = PIXEL_SIZE * 8;
     if (ioctl(gr_fb_fd, FBIOPUT_VSCREENINFO, &vi) < 0) {
         perror("active fb swap failed");
     }
@@ -144,20 +182,10 @@ void gr_flip(void)
     /* swap front and back buffers */
     gr_active_fb = (gr_active_fb + 1) & 1;
 
-#ifdef BOARD_HAS_FLIPPED_SCREEN
-    /* flip buffer 180 degrees for devices with physicaly inverted screens */
-    unsigned int i;
-    for (i = 1; i < (vi.xres * vi.yres); i++) {
-        unsigned short tmp = gr_mem_surface.data[i];
-        gr_mem_surface.data[i] = gr_mem_surface.data[(vi.xres * vi.yres * 2) - i];
-        gr_mem_surface.data[(vi.xres * vi.yres * 2) - i] = tmp;
-    }
-#endif
-
     /* copy data from the in-memory surface to the buffer we're about
      * to make active. */
     memcpy(gr_framebuffer[gr_active_fb].data, gr_mem_surface.data,
-           vi.xres * vi.yres * 2);
+           fi.line_length * vi.yres);
 
     /* inform the display driver */
     set_active_framebuffer(gr_active_fb);
@@ -179,6 +207,12 @@ int gr_measure(const char *s)
     return gr_font->cwidth * strlen(s);
 }
 
+void gr_font_size(int *x, int *y)
+{
+    *x = gr_font->cwidth;
+    *y = gr_font->cheight;
+}
+
 int gr_text(int x, int y, const char *s)
 {
     GGLContext *gl = gr_context;
@@ -307,6 +341,9 @@ int gr_init(void)
     gl->enable(gl, GGL_BLEND);
     gl->blendFunc(gl, GGL_SRC_ALPHA, GGL_ONE_MINUS_SRC_ALPHA);
 
+    gr_fb_blank(true);
+    gr_fb_blank(false);
+
     return 0;
 }
 
@@ -337,3 +374,11 @@ gr_pixel *gr_fb_data(void)
     return (unsigned short *) gr_mem_surface.data;
 }
 
+void gr_fb_blank(bool blank)
+{
+    int ret;
+
+    ret = ioctl(gr_fb_fd, FBIOBLANK, blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK);
+    if (ret < 0)
+        perror("ioctl(): blank");
+}

minui/minui.h

@@ -17,6 +17,8 @@
 #ifndef _MINUI_H_
 #define _MINUI_H_
 
+#include <stdbool.h>
+
 typedef void* gr_surface;
 typedef unsigned short gr_pixel;
 
@@ -27,11 +29,13 @@ int gr_fb_width(void);
 int gr_fb_height(void);
 gr_pixel *gr_fb_data(void);
 void gr_flip(void);
+void gr_fb_blank(bool blank);
 
 void gr_color(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
 void gr_fill(int x, int y, int w, int h);
 int gr_text(int x, int y, const char *s);
 int gr_measure(const char *s);
+void gr_font_size(int *x, int *y);
 
 void gr_blit(gr_surface source, int sx, int sy, int w, int h, int dx, int dy);
 unsigned int gr_get_width(gr_surface surface);
@@ -41,9 +45,23 @@ unsigned int gr_get_height(gr_surface surface);
 // see http://www.mjmwired.net/kernel/Documentation/input/ for info.
 struct input_event;
 
-int ev_init(void);
+typedef int (*ev_callback)(int fd, short revents, void *data);
+typedef int (*ev_set_key_callback)(int code, int value, void *data);
+
+int ev_init(ev_callback input_cb, void *data);
 void ev_exit(void);
-int ev_get(struct input_event *ev, unsigned dont_wait);
+int ev_add_fd(int fd, ev_callback cb, void *data);
+int ev_sync_key_state(ev_set_key_callback set_key_cb, void *data);
+
+/* timeout has the same semantics as for poll
+ *    0 : don't block
+ *  < 0 : block forever
+ *  > 0 : block for 'timeout' milliseconds
+ */
+int ev_wait(int timeout);
+
+int ev_get_input(int fd, short revents, struct input_event *ev);
+void ev_dispatch(void);
 
 // Resources
 

minui/resources.c

@@ -49,6 +49,8 @@ int res_create_surface(const char* name, gr_surface* pSurface) {
     png_structp png_ptr = NULL;
     png_infop info_ptr = NULL;
 
+    *pSurface = NULL;
+
     snprintf(resPath, sizeof(resPath)-1, "/res/images/%s.png", name);
     resPath[sizeof(resPath)-1] = '\0';
     FILE* fp = fopen(resPath, "rb");
@@ -119,13 +121,18 @@ int res_create_surface(const char* name, gr_surface* pSurface) {
     surface->format = (channels == 3) ?
             GGL_PIXEL_FORMAT_RGBX_8888 : GGL_PIXEL_FORMAT_RGBA_8888;
 
+    int alpha = 0;
     if (color_type == PNG_COLOR_TYPE_PALETTE) {
-      png_set_palette_to_rgb(png_ptr);
+        png_set_palette_to_rgb(png_ptr);
+    }
+    if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS)) {
+        png_set_tRNS_to_alpha(png_ptr);
+        alpha = 1;
     }
 
     int y;
-    if (channels == 3) {
-        for (y = 0; y < (int)height; ++y) {
+    if (channels == 3 || (channels == 1 && !alpha)) {
+        for (y = 0; y < height; ++y) {
             unsigned char* pRow = pData + y * stride;
             png_read_row(png_ptr, pRow, NULL);
 
@@ -144,7 +151,7 @@ int res_create_surface(const char* name, gr_surface* pSurface) {
             }
         }
     } else {
-        for (y = 0; y < (int)height; ++y) {
+        for (y = 0; y < height; ++y) {
             unsigned char* pRow = pData + y * stride;
             png_read_row(png_ptr, pRow, NULL);
         }

minui/roboto_10x18.h

@@ -0,0 +1,197 @@
+struct {
+  unsigned width;
+  unsigned height;
+  unsigned cwidth;
+  unsigned cheight;
+  unsigned char rundata[];
+} font = {
+  .width = 960,
+  .height = 18,
+  .cwidth = 10,
+  .cheight = 18,
+  .rundata = {
+0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,
+0x3b,0x81,0x29,0x81,0x06,0x81,0x3f,0x81,0x7f,0x7f,0x7f,0x37,0x83,0x05,0x81,
+0x0a,0x83,0x7f,0x7f,0x2f,0x81,0x0e,0x81,0x29,0x82,0x07,0x81,0x01,0x82,0x07,
+0x81,0x02,0x81,0x05,0x83,0x05,0x82,0x0a,0x82,0x09,0x82,0x09,0x81,0x08,0x81,
+0x3e,0x81,0x05,0x84,0x06,0x84,0x06,0x83,0x06,0x84,0x09,0x82,0x05,0x85,0x06,
+0x84,0x04,0x87,0x04,0x84,0x07,0x84,0x39,0x83,0x06,0x84,0x07,0x81,0x06,0x86,
+0x06,0x84,0x04,0x86,0x04,0x87,0x04,0x87,0x04,0x84,0x04,0x82,0x04,0x82,0x03,
+0x86,0x08,0x82,0x03,0x82,0x04,0x82,0x02,0x82,0x07,0x82,0x05,0x82,0x02,0x82,
+0x05,0x81,0x04,0x84,0x04,0x86,0x06,0x84,0x04,0x86,0x06,0x84,0x04,0x88,0x02,
+0x82,0x05,0x81,0x01,0x82,0x06,0x81,0x01,0x81,0x07,0x81,0x02,0x81,0x05,0x82,
+0x02,0x82,0x04,0x82,0x02,0x87,0x06,0x81,0x07,0x82,0x0b,0x81,0x08,0x81,0x12,
+0x82,0x10,0x82,0x18,0x82,0x10,0x83,0x0d,0x82,0x0b,0x82,0x08,0x82,0x06,0x82,
+0x09,0x83,0x4c,0x82,0x48,0x81,0x07,0x82,0x07,0x81,0x28,0x82,0x07,0x81,0x01,
+0x82,0x07,0x81,0x02,0x81,0x04,0x82,0x01,0x82,0x03,0x81,0x02,0x81,0x08,0x81,
+0x02,0x81,0x08,0x82,0x08,0x82,0x08,0x82,0x3c,0x82,0x04,0x82,0x02,0x82,0x04,
+0x85,0x05,0x82,0x01,0x82,0x04,0x82,0x02,0x82,0x07,0x83,0x05,0x85,0x05,0x82,
+0x02,0x81,0x09,0x82,0x03,0x82,0x02,0x82,0x05,0x82,0x02,0x82,0x37,0x82,0x01,
+0x82,0x04,0x81,0x03,0x82,0x06,0x82,0x05,0x82,0x03,0x82,0x04,0x83,0x01,0x82,
+0x03,0x82,0x03,0x82,0x03,0x82,0x09,0x82,0x08,0x82,0x02,0x82,0x03,0x82,0x04,
+0x82,0x05,0x82,0x0a,0x82,0x03,0x82,0x03,0x82,0x03,0x82,0x07,0x82,0x05,0x82,
+0x02,0x82,0x05,0x81,0x03,0x82,0x02,0x82,0x03,0x82,0x03,0x82,0x04,0x82,0x02,
+0x82,0x03,0x82,0x03,0x82,0x04,0x82,0x02,0x82,0x06,0x82,0x05,0x82,0x05,0x81,
+0x02,0x81,0x05,0x82,0x01,0x81,0x07,0x81,0x02,0x82,0x04,0x81,0x03,0x82,0x04,
+0x82,0x07,0x82,0x06,0x81,0x08,0x81,0x0b,0x81,0x07,0x82,0x13,0x81,0x10,0x82,
+0x18,0x82,0x0f,0x84,0x0d,0x82,0x1d,0x82,0x0a,0x82,0x4c,0x82,0x47,0x82,0x07,
+0x82,0x07,0x82,0x27,0x82,0x07,0x81,0x01,0x82,0x06,0x81,0x02,0x81,0x04,0x82,
+0x03,0x82,0x02,0x81,0x02,0x81,0x02,0x81,0x04,0x82,0x02,0x82,0x08,0x81,0x08,
+0x81,0x0a,0x81,0x12,0x82,0x28,0x81,0x05,0x81,0x04,0x81,0x07,0x82,0x04,0x82,
+0x03,0x82,0x03,0x81,0x04,0x81,0x07,0x83,0x05,0x81,0x08,0x82,0x0c,0x82,0x04,
+0x81,0x04,0x82,0x04,0x81,0x04,0x81,0x36,0x82,0x03,0x81,0x03,0x81,0x05,0x82,
+0x04,0x83,0x05,0x82,0x04,0x81,0x03,0x83,0x03,0x82,0x02,0x82,0x04,0x82,0x02,
+0x82,0x09,0x82,0x07,0x82,0x04,0x82,0x02,0x82,0x04,0x82,0x05,0x82,0x0a,0x82,
+0x03,0x82,0x02,0x82,0x04,0x82,0x07,0x83,0x03,0x83,0x02,0x83,0x04,0x81,0x02,
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+0x7f,0x62,
+0x00,
+  }
+};

minui/roboto_15x24.h

@@ -0,0 +1,281 @@
+struct {
+  unsigned width;
+  unsigned height;
+  unsigned cwidth;
+  unsigned cheight;
+  unsigned char rundata[];
+} font = {
+  .width = 1440,
+  .height = 24,
+  .cwidth = 15,
+  .cheight = 24,
+  .rundata = {
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+0x09,0x89,0x06,0x84,0x01,0x83,0x0c,0x83,0x07,0x84,0x01,0x83,0x08,0x83,0x01,
+0x83,0x09,0x82,0x0b,0x84,0x01,0x83,0x07,0x82,0x02,0x84,0x09,0x82,0x0d,0x82,
+0x13,0x81,0x15,0x82,0x10,0x82,0x08,0x81,0x0f,0x82,0x08,0x82,0x03,0x8a,0x06,
+0x83,0x02,0x84,0x05,0x89,0x07,0x89,0x06,0x82,0x0d,0x84,0x02,0x84,0x03,0x82,
+0x08,0x82,0x06,0x86,0x09,0x83,0x01,0x83,0x07,0x82,0x06,0x83,0x04,0x8a,0x02,
+0x82,0x04,0x82,0x04,0x82,0x03,0x82,0x07,0x83,0x04,0x89,0x05,0x82,0x0e,0x8a,
+0x04,0x82,0x07,0x82,0x05,0x84,0x02,0x83,0x09,0x83,0x09,0x84,0x01,0x84,0x08,
+0x83,0x09,0x82,0x05,0x82,0x06,0x82,0x06,0x82,0x09,0x82,0x09,0x8b,0x09,0x82,
+0x0f,0x82,0x0a,0x82,0x37,0x89,0x05,0x88,0x08,0x88,0x07,0x89,0x06,0x84,0x02,
+0x82,0x0a,0x82,0x0a,0x89,0x06,0x82,0x05,0x82,0x06,0x88,0x0b,0x82,0x0a,0x82,
+0x04,0x82,0x06,0x88,0x04,0x82,0x04,0x82,0x04,0x82,0x03,0x82,0x05,0x82,0x07,
+0x84,0x01,0x83,0x07,0x84,0x01,0x83,0x07,0x83,0x02,0x84,0x08,0x82,0x0b,0x83,
+0x02,0x83,0x08,0x87,0x06,0x8a,0x08,0x83,0x09,0x82,0x05,0x82,0x07,0x83,0x03,
+0x83,0x08,0x83,0x0a,0x89,0x09,0x82,0x0d,0x82,0x0d,0x83,0x38,0x82,0x1a,0x81,
+0x03,0x82,0x0a,0x86,0x0f,0x84,0x05,0x86,0x01,0x83,0x16,0x82,0x0d,0x82,0x29,
+0x82,0x1d,0x82,0x0c,0x82,0x0d,0x86,0x0b,0x83,0x09,0x89,0x07,0x86,0x0d,0x83,
+0x08,0x86,0x0a,0x85,0x0a,0x82,0x0c,0x86,0x08,0x86,0x0b,0x82,0x0d,0x82,0x3b,
+0x82,0x09,0x81,0x0e,0x82,0x08,0x82,0x03,0x89,0x08,0x86,0x07,0x88,0x08,0x89,
+0x06,0x82,0x0e,0x87,0x05,0x82,0x08,0x82,0x06,0x86,0x0a,0x85,0x08,0x82,0x07,
+0x82,0x04,0x8a,0x02,0x82,0x0a,0x82,0x03,0x82,0x07,0x83,0x05,0x86,0x07,0x82,
+0x0f,0x86,0x01,0x83,0x03,0x82,0x07,0x82,0x07,0x86,0x0a,0x83,0x0a,0x87,0x0a,
+0x82,0x09,0x82,0x06,0x81,0x05,0x83,0x06,0x83,0x08,0x82,0x09,0x8b,0x09,0x82,
+0x0f,0x82,0x0a,0x82,0x37,0x85,0x02,0x82,0x05,0x81,0x01,0x85,0x0b,0x85,0x09,
+0x85,0x01,0x82,0x08,0x86,0x0a,0x82,0x0b,0x85,0x01,0x82,0x06,0x82,0x05,0x82,
+0x06,0x88,0x0b,0x82,0x0a,0x82,0x04,0x83,0x05,0x88,0x04,0x82,0x04,0x82,0x04,
+0x82,0x03,0x82,0x05,0x82,0x09,0x85,0x08,0x87,0x09,0x85,0x01,0x82,0x08,0x82,
+0x0c,0x86,0x0a,0x84,0x09,0x86,0x01,0x82,0x09,0x82,0x0a,0x81,0x05,0x82,0x07,
+0x82,0x05,0x82,0x08,0x83,0x0a,0x89,0x09,0x82,0x0d,0x82,0x0d,0x82,0x68,0x81,
+0x3b,0x82,0x0b,0x82,0x2a,0x82,0x2a,0x82,0x7f,0x35,0x82,0x46,0x83,0x7f,0x7f,
+0x08,0x82,0x7f,0x10,0x82,0x10,0x82,0x09,0x82,0x18,0x8a,0x76,0x82,0x28,0x82,
+0x54,0x82,0x14,0x82,0x71,0x82,0x1d,0x82,0x0d,0x82,0x0d,0x82,0x68,0x81,0x3b,
+0x82,0x0b,0x82,0x2a,0x82,0x2a,0x82,0x7f,0x35,0x82,0x48,0x86,0x7f,0x7f,0x7f,
+0x15,0x84,0x0e,0x82,0x07,0x84,0x18,0x8a,0x76,0x82,0x28,0x82,0x54,0x82,0x14,
+0x82,0x71,0x82,0x1d,0x83,0x0c,0x82,0x0d,0x82,0x7f,0x26,0x82,0x09,0x82,0x2b,
+0x81,0x7f,0x62,0x81,0x7f,0x7f,0x7f,0x64,0x84,0x17,0x84,0x7f,0x12,0x82,0x04,
+0x82,0x28,0x83,0x54,0x82,0x14,0x82,0x70,0x83,0x1e,0x83,0x0b,0x82,0x0c,0x82,
+0x7f,0x28,0x82,0x07,0x82,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x27,0x88,0x26,
+0x84,0x55,0x82,0x14,0x82,0x6e,0x84,0x21,0x81,0x0b,0x82,0x0c,0x81,0x7f,0x2a,
+0x81,0x07,0x81,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x7f,0x2a,0x84,0x28,0x83,0x7f,
+0x5d,0x83,0x64,
+0x00,
+  }
+};

mmcutils/Android.mk

@@ -4,10 +4,6 @@ ifeq ($(TARGET_ARCH),arm)
 LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
-ifeq ($(BOARD_HAS_LARGE_FILESYSTEM),true)
-LOCAL_CFLAGS += -DBOARD_HAS_LARGE_FILESYSTEM
-endif
-
 LOCAL_SRC_FILES := \
 	mmcutils.c
 

mmcutils/mmcutils.c

@@ -340,13 +340,8 @@ run_exec_process ( char **argv) {
 
 int
 format_ext3_device (const char *device) {
-#ifdef BOARD_HAS_LARGE_FILESYSTEM
     char *const mke2fs[] = {MKE2FS_BIN, "-j", "-q", device, NULL};
     char *const tune2fs[] = {TUNE2FS_BIN, "-C", "1", device, NULL};
-#else
-    char *const mke2fs[] = {MKE2FS_BIN, "-j", device, NULL};
-    char *const tune2fs[] = {TUNE2FS_BIN, "-j", "-C", "1", device, NULL};
-#endif
     // Run mke2fs
     if(run_exec_process(mke2fs)) {
         printf("failure while running mke2fs\n");

mtdutils/Android.mk

@@ -1,6 +1,3 @@
-ifneq ($(TARGET_SIMULATOR),true)
-ifeq ($(TARGET_ARCH),arm)
-
 LOCAL_PATH := $(call my-dir)
 
 include $(CLEAR_VARS)
@@ -30,6 +27,3 @@ LOCAL_STATIC_LIBRARIES := libmtdutils libcutils libc
 LOCAL_FORCE_STATIC_EXECUTABLE := true
 include $(BUILD_EXECUTABLE)
 endif
-
-endif	# TARGET_ARCH == arm
-endif	# !TARGET_SIMULATOR

mtdutils/mtdutils.c

@@ -262,8 +262,8 @@ MtdReadContext *mtd_read_partition(const MtdPartition *partition)
     sprintf(mtddevname, "/dev/mtd/mtd%d", partition->device_index);
     ctx->fd = open(mtddevname, O_RDONLY);
     if (ctx->fd < 0) {
-        free(ctx);
         free(ctx->buffer);
+        free(ctx);
         return NULL;
     }
 
@@ -572,17 +572,22 @@ int cmd_mtd_restore_raw_partition(const char *partition_name, const char *filena
     const MtdPartition *ptn;
     MtdWriteContext *write;
     void *data;
-    unsigned sz;
+
+    FILE* f = fopen(filename, "rb");
+    if (f == NULL) {
+        fprintf(stderr, "error opening %s", filename);
+        return -1;
+    }
 
     if (mtd_scan_partitions() <= 0)
     {
-        printf("error scanning partitions");
+        fprintf(stderr, "error scanning partitions");
         return -1;
     }
-    const MtdPartition *partition = mtd_find_partition_by_name(partition_name);
-    if (partition == NULL)
+    const MtdPartition *mtd = mtd_find_partition_by_name(partition_name);
+    if (mtd == NULL)
     {
-        printf("can't find %s partition", partition_name);
+        fprintf(stderr, "can't find %s partition", partition_name);
         return -1;
     }
 
@@ -592,107 +597,35 @@ int cmd_mtd_restore_raw_partition(const char *partition_name, const char *filena
         printf("error opening %s", filename);
         return -1;
     }
-
-    char header[HEADER_SIZE];
-    int headerlen = read(fd, header, sizeof(header));
-    if (headerlen <= 0)
-    {
-        printf("error reading %s header", filename);
-        return -1;
-    }
-
-    // Skip the header (we'll come back to it), write everything else
-    printf("flashing %s from %s\n", partition_name, filename);
-
-    MtdWriteContext *out = mtd_write_partition(partition);
-    if (out == NULL)
-    {
-       printf("error writing %s", partition_name);
-       return -1;
-    }
-
-    char buf[HEADER_SIZE];
-    memset(buf, 0, headerlen);
-    int wrote = mtd_write_data(out, buf, headerlen);
-    if (wrote != headerlen)
-    {
+    
+    MtdWriteContext* ctx = mtd_write_partition(mtd);
+    if (ctx == NULL) {
         printf("error writing %s", partition_name);
         return -1;
     }
 
-    int len;
-    while ((len = read(fd, buf, sizeof(buf))) > 0) {
-        wrote = mtd_write_data(out, buf, len);
-        if (wrote != len)
-        {
-            printf("error writing %s", partition_name);
-            return -1;
-        }
-    }
-    if (len < 0)
-    {
-       printf("error reading %s", filename);
-       return -1;
+    int success = 1;
+    char* buffer = malloc(BUFSIZ);
+    int read;
+    while (success && (read = fread(buffer, 1, BUFSIZ, f)) > 0) {
+        int wrote = mtd_write_data(ctx, buffer, read);
+        success = success && (wrote == read);
     }
+    free(buffer);
+    fclose(f);
 
-    if (mtd_write_close(out))
-    {
-        printf("error closing %s", partition_name);
+    if (!success) {
+        fprintf(stderr, "error writing %s", partition_name);
         return -1;
     }
 
-    // Now come back and write the header last
-
-    out = mtd_write_partition(partition);
-    if (out == NULL)
-    {
-        printf("error re-opening %s", partition_name);
-        return -1;
+    if (mtd_erase_blocks(ctx, -1) == -1) {
+        fprintf(stderr, "error erasing blocks of %s\n", partition_name);
     }
-
-    wrote = mtd_write_data(out, header, headerlen);
-    if (wrote != headerlen)
-    {
-        printf("error re-writing %s", partition_name);
-        return -1;
-    }
-
-    // Need to write a complete block, so write the rest of the first block
-    size_t block_size;
-    if (mtd_partition_info(partition, NULL, &block_size, NULL))
-    {
-        printf("error getting %s block size", partition_name);
-        return -1;
-    }
-
-    if (lseek(fd, headerlen, SEEK_SET) != headerlen)
-    {
-        printf("error rewinding %s", filename);
-        return -1;
-    }
-
-    int left = block_size - headerlen;
-    while (left < 0) left += block_size;
-    while (left > 0) {
-        len = read(fd, buf, left > (int)sizeof(buf) ? (int)sizeof(buf) : left);
-        if (len <= 0){
-            printf("error reading %s", filename);
-            return -1;
-        }
-        if (mtd_write_data(out, buf, len) != len)
-        {
-            printf("error writing %s", partition_name);
-            return -1;
-        }
-
-        left -= len;
-    }
-
-    if (mtd_write_close(out))
-    {
-        printf("error closing %s", partition_name);
-        return -1;
+    if (mtd_write_close(ctx) != 0) {
+        fprintf(stderr, "error closing write of %s\n", partition_name);
     }
+    printf("%s %s partition\n", success ? "wrote" : "failed to write", partition_name);
     return 0;
 }
 

nandroid.c

@@ -233,20 +233,25 @@ int nandroid_backup(const char* backup_path)
     }
     
     Volume* volume = volume_for_path(backup_path);
-    if (NULL == volume)
-        return print_and_error("Unable to find volume for backup path.\n");
+    if (NULL == volume) {
+      if (strstr(backup_path, "/sdcard") == backup_path && is_data_media())
+          volume = volume_for_path("/data");
+      else
+          return print_and_error("Unable to find volume for backup path.\n");
+    }
     int ret;
     struct statfs s;
-    if (0 != (ret = statfs(volume->mount_point, &s)))
-        return print_and_error("Unable to stat backup path.\n");
-    uint64_t bavail = s.f_bavail;
-    uint64_t bsize = s.f_bsize;
-    uint64_t sdcard_free = bavail * bsize;
-    uint64_t sdcard_free_mb = sdcard_free / (uint64_t)(1024 * 1024);
-    ui_print("SD Card space free: %lluMB\n", sdcard_free_mb);
-    if (sdcard_free_mb < 150)
-        ui_print("There may not be enough free space to complete backup... continuing...\n");
-    
+    if (NULL != volume) {
+        if (0 != (ret = statfs(volume->mount_point, &s)))
+            return print_and_error("Unable to stat backup path.\n");
+        uint64_t bavail = s.f_bavail;
+        uint64_t bsize = s.f_bsize;
+        uint64_t sdcard_free = bavail * bsize;
+        uint64_t sdcard_free_mb = sdcard_free / (uint64_t)(1024 * 1024);
+        ui_print("SD Card space free: %lluMB\n", sdcard_free_mb);
+        if (sdcard_free_mb < 150)
+            ui_print("There may not be enough free space to complete backup... continuing...\n");
+    }
     char tmp[PATH_MAX];
     sprintf(tmp, "mkdir -p %s", backup_path);
     __system(tmp);
@@ -431,16 +436,23 @@ int nandroid_restore_partition_extended(const char* backup_path, const char* mou
             printf("Found new backup image: %s\n", tmp);
         }
 
-        // If the fs_type of this volume is "auto", let's revert to using a
-        // rm -rf, rather than trying to do a ext3/ext4/whatever format.
+        // If the fs_type of this volume is "auto" or mount_point is /data
+        // and is_data_media (redundantly, and vol for /sdcard is NULL), let's revert
+        // to using a rm -rf, rather than trying to do a
+        // ext3/ext4/whatever format.
         // This is because some phones (like DroidX) will freak out if you
         // reformat the /system or /data partitions, and not boot due to
         // a locked bootloader.
+        // Other devices, like the Galaxy Nexus, XOOM, and Galaxy Tab 10.1
+        // have a /sdcard symlinked to /data/media. /data is set to "auto"
+        // so that when the format occurs, /data/media is not erased.
         // The "auto" fs type preserves the file system, and does not
         // trigger that lock.
         // Or of volume does not exist (.android_secure), just rm -rf.
         if (vol == NULL || 0 == strcmp(vol->fs_type, "auto"))
             backup_filesystem = NULL;
+        else if (0 == strcmp(vol->mount_point, "/data") && volume_for_path("/sdcard") == NULL && is_data_media())
+	         backup_filesystem = NULL;
     }
 
     ensure_directory(mount_point);

recovery.c

@@ -24,7 +24,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/reboot.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <time.h>
@@ -35,12 +34,12 @@
 #include "bootloader.h"
 #include "common.h"
 #include "cutils/properties.h"
+#include "cutils/android_reboot.h"
 #include "install.h"
 #include "minui/minui.h"
 #include "minzip/DirUtil.h"
 #include "roots.h"
 #include "recovery_ui.h"
-#include "encryptedfs_provisioning.h"
 
 #include "extendedcommands.h"
 #include "flashutils/flashutils.h"
@@ -50,7 +49,6 @@ static const struct option OPTIONS[] = {
   { "update_package", required_argument, NULL, 'u' },
   { "wipe_data", no_argument, NULL, 'w' },
   { "wipe_cache", no_argument, NULL, 'c' },
-  { "set_encrypted_filesystems", required_argument, NULL, 'e' },
   { "show_text", no_argument, NULL, 't' },
   { NULL, 0, NULL, 0 },
 };
@@ -59,6 +57,7 @@ static const char *COMMAND_FILE = "/cache/recovery/command";
 static const char *INTENT_FILE = "/cache/recovery/intent";
 static const char *LOG_FILE = "/cache/recovery/log";
 static const char *LAST_LOG_FILE = "/cache/recovery/last_log";
+static const char *CACHE_ROOT = "/cache";
 static const char *SDCARD_ROOT = "/sdcard";
 static int allow_display_toggle = 1;
 static int poweroff = 0;
@@ -66,6 +65,8 @@ static const char *SDCARD_PACKAGE_FILE = "/sdcard/update.zip";
 static const char *TEMPORARY_LOG_FILE = "/tmp/recovery.log";
 static const char *SIDELOAD_TEMP_DIR = "/tmp/sideload";
 
+extern UIParameters ui_parameters;    // from ui.c
+
 /*
  * The recovery tool communicates with the main system through /cache files.
  *   /cache/recovery/command - INPUT - command line for tool, one arg per line
@@ -122,33 +123,13 @@ static const char *SIDELOAD_TEMP_DIR = "/tmp/sideload";
  *    8g. finish_recovery() erases BCB
  *        -- after this, rebooting will (try to) restart the main system --
  * 9. main() calls reboot() to boot main system
- *
- * SECURE FILE SYSTEMS ENABLE/DISABLE
- * 1. user selects "enable encrypted file systems"
- * 2. main system writes "--set_encrypted_filesystems=on|off" to
- *    /cache/recovery/command
- * 3. main system reboots into recovery
- * 4. get_args() writes BCB with "boot-recovery" and
- *    "--set_encrypted_filesystems=on|off"
- *    -- after this, rebooting will restart the transition --
- * 5. read_encrypted_fs_info() retrieves encrypted file systems settings from /data
- *    Settings include: property to specify the Encrypted FS istatus and
- *    FS encryption key if enabled (not yet implemented)
- * 6. erase_volume() reformats /data
- * 7. erase_volume() reformats /cache
- * 8. restore_encrypted_fs_info() writes required encrypted file systems settings to /data
- *    Settings include: property to specify the Encrypted FS status and
- *    FS encryption key if enabled (not yet implemented)
- * 9. finish_recovery() erases BCB
- *    -- after this, rebooting will restart the main system --
- * 10. main() calls reboot() to boot main system
  */
 
 static const int MAX_ARG_LENGTH = 4096;
 static const int MAX_ARGS = 100;
 
 // open a given path, mounting partitions as necessary
-static FILE*
+FILE*
 fopen_path(const char *path, const char *mode) {
     if (ensure_path_mounted(path) != 0) {
         LOGE("Can't mount %s\n", path);
@@ -180,7 +161,7 @@ static void
 get_args(int *argc, char ***argv) {
     struct bootloader_message boot;
     memset(&boot, 0, sizeof(boot));
-    if (device_flash_type() == MTD) {
+    if (device_flash_type() == MTD || device_flash_type() == MMC) {
         get_bootloader_message(&boot);  // this may fail, leaving a zeroed structure
     }
 
@@ -239,9 +220,7 @@ get_args(int *argc, char ***argv) {
         strlcat(boot.recovery, (*argv)[i], sizeof(boot.recovery));
         strlcat(boot.recovery, "\n", sizeof(boot.recovery));
     }
-    if (device_flash_type() == MTD) {
-        set_bootloader_message(&boot);
-    }
+    set_bootloader_message(&boot);
 }
 
 void
@@ -303,12 +282,10 @@ finish_recovery(const char *send_intent) {
     copy_log_file(LAST_LOG_FILE, false);
     chmod(LAST_LOG_FILE, 0640);
 
-    if (device_flash_type() == MTD) {
-        // Reset to mormal system boot so recovery won't cycle indefinitely.
-        struct bootloader_message boot;
-        memset(&boot, 0, sizeof(boot));
-        set_bootloader_message(&boot);
-    }
+    // Reset to normal system boot so recovery won't cycle indefinitely.
+    struct bootloader_message boot;
+    memset(&boot, 0, sizeof(boot));
+    set_bootloader_message(&boot);
 
     // Remove the command file, so recovery won't repeat indefinitely.
     if (ensure_path_mounted(COMMAND_FILE) != 0 ||
@@ -453,7 +430,8 @@ get_menu_selection(char** headers, char** items, int menu_only,
     // throw away keys pressed previously, so user doesn't
     // accidentally trigger menu items.
     ui_clear_key_queue();
-
+    
+    ++ui_menu_level;
     int item_count = ui_start_menu(headers, items, initial_selection);
     int selected = initial_selection;
     int chosen_item = -1;
@@ -467,6 +445,16 @@ get_menu_selection(char** headers, char** items, int menu_only,
         int key = ui_wait_key();
         int visible = ui_text_visible();
 
+        if (key == -1) {   // ui_wait_key() timed out
+            if (ui_text_ever_visible()) {
+                continue;
+            } else {
+                LOGI("timed out waiting for key input; rebooting.\n");
+                ui_end_menu();
+                return ITEM_REBOOT;
+            }
+        }
+
         int action = device_handle_key(key, visible);
 
         int old_selected = selected;
@@ -484,7 +472,8 @@ get_menu_selection(char** headers, char** items, int menu_only,
                 case SELECT_ITEM:
                     chosen_item = selected;
                     if (ui_get_showing_back_button()) {
-                        if (chosen_item == item_count) {
+                        if (chosen_item == item_count-1) {
+                            --ui_menu_level;
                             chosen_item = GO_BACK;
                         }
                     }
@@ -492,6 +481,7 @@ get_menu_selection(char** headers, char** items, int menu_only,
                 case NO_ACTION:
                     break;
                 case GO_BACK:
+                    --ui_menu_level;
                     chosen_item = GO_BACK;
                     break;
             }
@@ -525,8 +515,8 @@ static int compare_string(const void* a, const void* b) {
 }
 
 static int
-sdcard_directory(const char* path) {
-    ensure_path_mounted(SDCARD_ROOT);
+update_directory(const char* path, const char* unmount_when_done) {
+    ensure_path_mounted(path);
 
     const char* MENU_HEADERS[] = { "Choose a package to install:",
                                    path,
@@ -537,7 +527,9 @@ sdcard_directory(const char* path) {
     d = opendir(path);
     if (d == NULL) {
         LOGE("error opening %s: %s\n", path, strerror(errno));
-        ensure_path_unmounted(SDCARD_ROOT);
+        if (unmount_when_done != NULL) {
+            ensure_path_unmounted(unmount_when_done);
+        }
         return 0;
     }
 
@@ -602,7 +594,7 @@ sdcard_directory(const char* path) {
         char* item = zips[chosen_item];
         int item_len = strlen(item);
         if (chosen_item == 0) {          // item 0 is always "../"
-            // go up but continue browsing (if the caller is sdcard_directory)
+            // go up but continue browsing (if the caller is update_directory)
             result = -1;
             break;
         } else if (item[item_len-1] == '/') {
@@ -612,7 +604,7 @@ sdcard_directory(const char* path) {
             strlcat(new_path, "/", PATH_MAX);
             strlcat(new_path, item, PATH_MAX);
             new_path[strlen(new_path)-1] = '\0';  // truncate the trailing '/'
-            result = sdcard_directory(new_path);
+            result = update_directory(new_path, unmount_when_done);
             if (result >= 0) break;
         } else {
             // selected a zip file:  attempt to install it, and return
@@ -625,7 +617,9 @@ sdcard_directory(const char* path) {
             ui_print("\n-- Install %s ...\n", path);
             set_sdcard_update_bootloader_message();
             char* copy = copy_sideloaded_package(new_path);
-            ensure_path_unmounted(SDCARD_ROOT);
+            if (unmount_when_done != NULL) {
+                ensure_path_unmounted(unmount_when_done);
+            }
             if (copy) {
                 result = install_package(copy);
                 free(copy);
@@ -641,7 +635,9 @@ sdcard_directory(const char* path) {
     free(zips);
     free(headers);
 
-    ensure_path_unmounted(SDCARD_ROOT);
+    if (unmount_when_done != NULL) {
+        ensure_path_unmounted(unmount_when_done);
+    }
     return result;
 }
 
@@ -687,7 +683,8 @@ prompt_and_wait() {
     for (;;) {
         finish_recovery(NULL);
         ui_reset_progress();
-
+        
+        ui_menu_level = -1;
         allow_display_toggle = 1;
         int chosen_item = get_menu_selection(headers, MENU_ITEMS, 0, 0);
         allow_display_toggle = 0;
@@ -697,6 +694,7 @@ prompt_and_wait() {
         // statement below.
         chosen_item = device_perform_action(chosen_item);
 
+        int status;
         switch (chosen_item) {
             case ITEM_REBOOT:
                 poweroff=0;
@@ -718,34 +716,23 @@ prompt_and_wait() {
                 break;
 
             case ITEM_APPLY_SDCARD:
-                if (confirm_selection("Confirm install?", "Yes - Install /sdcard/update.zip"))
-                {
-                    ui_print("\n-- Install from sdcard...\n");
-                    int status = install_package(SDCARD_PACKAGE_FILE);
-                    if (status != INSTALL_SUCCESS) {
-                        ui_set_background(BACKGROUND_ICON_ERROR);
-                        ui_print("Installation aborted.\n");
-                    } else if (!ui_text_visible()) {
-                        return;  // reboot if logs aren't visible
-                    } else {
-                        ui_print("\nInstall from sdcard complete.\n");
-                    }
-                }
-                break;
-            case ITEM_INSTALL_ZIP:
                 show_install_update_menu();
                 break;
+
             case ITEM_NANDROID:
                 show_nandroid_menu();
                 break;
+
             case ITEM_PARTITION:
                 show_partition_menu();
                 break;
+
             case ITEM_ADVANCED:
                 show_advanced_menu();
                 break;
+                
             case ITEM_POWEROFF:
-                poweroff=1;
+                poweroff = 1;
                 return;
         }
     }
@@ -802,6 +789,7 @@ main(int argc, char **argv) {
     freopen(TEMPORARY_LOG_FILE, "a", stderr); setbuf(stderr, NULL);
     printf("Starting recovery on %s", ctime(&start));
 
+    device_ui_init(&ui_parameters);
     ui_init();
     ui_print(EXPAND(RECOVERY_VERSION)"\n");
     load_volume_table();
@@ -812,10 +800,7 @@ main(int argc, char **argv) {
     int previous_runs = 0;
     const char *send_intent = NULL;
     const char *update_package = NULL;
-    const char *encrypted_fs_mode = NULL;
     int wipe_data = 0, wipe_cache = 0;
-    int toggle_secure_fs = 0;
-    encrypted_fs_info encrypted_fs_data;
 
     LOGI("Checking arguments.\n");
     int arg;
@@ -830,7 +815,6 @@ main(int argc, char **argv) {
 #endif
 		break;
         case 'c': wipe_cache = 1; break;
-        case 'e': encrypted_fs_mode = optarg; toggle_secure_fs = 1; break;
         case 't': ui_show_text(1); break;
         case '?':
             LOGE("Invalid command argument\n");
@@ -867,49 +851,14 @@ main(int argc, char **argv) {
     printf("\n");
 
     int status = INSTALL_SUCCESS;
-    
-    if (toggle_secure_fs) {
-        if (strcmp(encrypted_fs_mode,"on") == 0) {
-            encrypted_fs_data.mode = MODE_ENCRYPTED_FS_ENABLED;
-            ui_print("Enabling Encrypted FS.\n");
-        } else if (strcmp(encrypted_fs_mode,"off") == 0) {
-            encrypted_fs_data.mode = MODE_ENCRYPTED_FS_DISABLED;
-            ui_print("Disabling Encrypted FS.\n");
-        } else {
-            ui_print("Error: invalid Encrypted FS setting.\n");
-            status = INSTALL_ERROR;
-        }
 
-        // Recovery strategy: if the data partition is damaged, disable encrypted file systems.
-        // This preventsthe device recycling endlessly in recovery mode.
-        if ((encrypted_fs_data.mode == MODE_ENCRYPTED_FS_ENABLED) &&
-                (read_encrypted_fs_info(&encrypted_fs_data))) {
-            ui_print("Encrypted FS change aborted, resetting to disabled state.\n");
-            encrypted_fs_data.mode = MODE_ENCRYPTED_FS_DISABLED;
-        }
-
-        if (status != INSTALL_ERROR) {
-            if (erase_volume("/data")) {
-                ui_print("Data wipe failed.\n");
-                status = INSTALL_ERROR;
-            } else if (erase_volume("/cache")) {
-                ui_print("Cache wipe failed.\n");
-                status = INSTALL_ERROR;
-            } else if ((encrypted_fs_data.mode == MODE_ENCRYPTED_FS_ENABLED) &&
-                      (restore_encrypted_fs_info(&encrypted_fs_data))) {
-                ui_print("Encrypted FS change aborted.\n");
-                status = INSTALL_ERROR;
-            } else {
-                ui_print("Successfully updated Encrypted FS.\n");
-                status = INSTALL_SUCCESS;
-            }
-        }
-    } else if (update_package != NULL) {
+    if (update_package != NULL) {
         status = install_package(update_package);
         if (status != INSTALL_SUCCESS) ui_print("Installation aborted.\n");
     } else if (wipe_data) {
         if (device_wipe_data()) status = INSTALL_ERROR;
         if (erase_volume("/data")) status = INSTALL_ERROR;
+        if (has_datadata() && erase_volume("/datadata")) status = INSTALL_ERROR;
         if (wipe_cache && erase_volume("/cache")) status = INSTALL_ERROR;
         if (status != INSTALL_SUCCESS) ui_print("Data wipe failed.\n");
     } else if (wipe_cache) {
@@ -941,7 +890,10 @@ main(int argc, char **argv) {
         }
     }
 
-    if (status != INSTALL_SUCCESS && !is_user_initiated_recovery) ui_set_background(BACKGROUND_ICON_ERROR);
+    if (status != INSTALL_SUCCESS && !is_user_initiated_recovery) {
+        ui_set_show_text(1);
+        ui_set_background(BACKGROUND_ICON_ERROR);
+    }
     if (status != INSTALL_SUCCESS || ui_text_visible()) {
         prompt_and_wait();
     }
@@ -951,12 +903,16 @@ main(int argc, char **argv) {
 
     // Otherwise, get ready to boot the main system...
     finish_recovery(send_intent);
-    if(!poweroff)
-        ui_print("Rebooting...\n");
-    else
-        ui_print("Shutting down...\n");
+
     sync();
-    reboot((!poweroff) ? RB_AUTOBOOT : RB_POWER_OFF);
+    if(!poweroff) {
+        ui_print("Rebooting...\n");
+        android_reboot(ANDROID_RB_RESTART, 0, 0);
+    }
+    else {
+        ui_print("Shutting down...\n");
+        android_reboot(ANDROID_RB_POWEROFF, 0, 0);
+    }
     return EXIT_SUCCESS;
 }
 

recovery_ui.h

@@ -17,6 +17,12 @@
 #ifndef _RECOVERY_UI_H
 #define _RECOVERY_UI_H
 
+#include "common.h"
+
+// Called before UI library is initialized.  Can change things like
+// how many frames are included in various animations, etc.
+extern void device_ui_init(UIParameters* ui_parameters);
+
 // Called when recovery starts up.  Returns 0.
 extern int device_recovery_start();
 
@@ -67,14 +73,16 @@ int device_wipe_data();
 #define GO_BACK             -5
 
 #define ITEM_REBOOT          0
-#define ITEM_APPLY_SDCARD    1
+#define ITEM_APPLY_EXT       1
+#define ITEM_APPLY_SDCARD    1  // historical synonym for ITEM_APPLY_EXT
 #define ITEM_WIPE_DATA       2
 #define ITEM_WIPE_CACHE      3
-#define ITEM_INSTALL_ZIP     4
-#define ITEM_NANDROID        5
-#define ITEM_PARTITION       6
-#define ITEM_ADVANCED        7
-#define ITEM_POWEROFF        8          
+// unused in cwr
+#define ITEM_APPLY_CACHE     4
+#define ITEM_NANDROID        4
+#define ITEM_PARTITION       5
+#define ITEM_ADVANCED        6
+#define ITEM_POWEROFF        7
 
 // Header text to display above the main menu.
 extern char* MENU_HEADERS[];
@@ -82,6 +90,9 @@ extern char* MENU_HEADERS[];
 // Text of menu items.
 extern char* MENU_ITEMS[];
 
+// Loosely track the depth of the current menu
+int ui_menu_level;
+
 int
 get_menu_selection(char** headers, char** items, int menu_only, int initial_selection);
 

roots.c

@@ -56,6 +56,28 @@ static char* dupe_string(const char* sz) {
     return strdup(sz);
 }
 
+static int parse_options(char* options, Volume* volume) {
+    char* option;
+    while (option = strtok(options, ",")) {
+        options = NULL;
+
+        if (strncmp(option, "length=", 7) == 0) {
+            volume->length = strtoll(option+7, NULL, 10);
+        } else if (strncmp(option, "fstype2=", 8) == 0) {
+            volume->fs_type2 = volume->fs_type;
+            volume->fs_type = strdup(option + 8);
+        } else if (strncmp(option, "fs_options=", 11) == 0) {
+            volume->fs_options = strdup(option + 11);
+        } else if (strncmp(option, "fs_options2=", 12) == 0) {
+            volume->fs_options2 = strdup(option + 12);
+        } else {
+            LOGE("bad option \"%s\"\n", option);
+            return -1;
+        }
+    }
+    return 0;
+}
+
 void load_volume_table() {
     int alloc = 2;
     device_volumes = malloc(alloc * sizeof(Volume));
@@ -65,8 +87,10 @@ void load_volume_table() {
     device_volumes[0].fs_type = "ramdisk";
     device_volumes[0].device = NULL;
     device_volumes[0].device2 = NULL;
+    device_volumes[0].fs_type2 = NULL;
     device_volumes[0].fs_options = NULL;
     device_volumes[0].fs_options2 = NULL;
+    device_volumes[0].length = 0;
     num_volumes = 1;
 
     FILE* fstab = fopen("/etc/recovery.fstab", "r");
@@ -88,10 +112,16 @@ void load_volume_table() {
         char* device = strtok(NULL, " \t\n");
         // lines may optionally have a second device, to use if
         // mounting the first one fails.
+        char* options = NULL;
         char* device2 = strtok(NULL, " \t\n");
-        char* fs_type2 = strtok(NULL, " \t\n");
-        char* fs_options = strtok(NULL, " \t\n");
-        char* fs_options2 = strtok(NULL, " \t\n");
+        if (device2) {
+            if (device2[0] == '/') {
+                options = strtok(NULL, " \t\n");
+            } else {
+                options = device2;
+                device2 = NULL;
+            }
+        }
 
         if (mount_point && fs_type && device) {
             while (num_volumes >= alloc) {
@@ -99,21 +129,22 @@ void load_volume_table() {
                 device_volumes = realloc(device_volumes, alloc*sizeof(Volume));
             }
             device_volumes[num_volumes].mount_point = strdup(mount_point);
-            device_volumes[num_volumes].fs_type = !is_null(fs_type2) ? strdup(fs_type2) : strdup(fs_type);
+            device_volumes[num_volumes].fs_type = strdup(fs_type);
             device_volumes[num_volumes].device = strdup(device);
             device_volumes[num_volumes].device2 =
-                !is_null(device2) ? strdup(device2) : NULL;
-            device_volumes[num_volumes].fs_type2 = !is_null(fs_type2) ? strdup(fs_type) : NULL;
+                device2 ? strdup(device2) : NULL;
 
-            if (!is_null(fs_type2)) {
-                device_volumes[num_volumes].fs_options2 = dupe_string(fs_options);
-                device_volumes[num_volumes].fs_options = dupe_string(fs_options2);
+            device_volumes[num_volumes].length = 0;
+
+            device_volumes[num_volumes].fs_type2 = NULL;
+            device_volumes[num_volumes].fs_options = NULL;
+            device_volumes[num_volumes].fs_options2 = NULL;
+
+            if (parse_options(options, device_volumes + num_volumes) != 0) {
+                LOGE("skipping malformed recovery.fstab line: %s\n", original);
+            } else {
+                ++num_volumes;
             }
-            else {
-                device_volumes[num_volumes].fs_options2 = NULL;
-                device_volumes[num_volumes].fs_options = dupe_string(fs_options);
-            }
-            ++num_volumes;
         } else {
             LOGE("skipping malformed recovery.fstab line: %s\n", original);
         }
@@ -126,8 +157,8 @@ void load_volume_table() {
     printf("=========================\n");
     for (i = 0; i < num_volumes; ++i) {
         Volume* v = &device_volumes[i];
-        printf("  %d %s %s %s %s\n", i, v->mount_point, v->fs_type,
-               v->device, v->device2);
+        printf("  %d %s %s %s %s %lld\n", i, v->mount_point, v->fs_type,
+               v->device, v->device2, v->length);
     }
     printf("\n");
 }
@@ -166,7 +197,7 @@ int try_mount(const char* device, const char* mount_point, const char* fs_type,
 
 int is_data_media() {
     Volume *data = volume_for_path("/data");
-    return data != NULL && strcmp(data->fs_type, "auto") == 0 && volume_for_path("/sdcard") == NULL;
+    return data != NULL && strcmp(data->fs_type, "auto") == 0 || volume_for_path("/sdcard") == NULL;
 }
 
 void setup_data_media() {
@@ -184,7 +215,7 @@ int ensure_path_mounted_at_mount_point(const char* path, const char* mount_point
     if (v == NULL) {
         // no /sdcard? let's assume /data/media
         if (strstr(path, "/sdcard") == path && is_data_media()) {
-            LOGW("using /data/media, no /sdcard found.\n");
+            LOGI("using /data/media, no /sdcard found.\n");
             int ret;
             if (0 != (ret = ensure_path_mounted("/data")))
                 return ret;
@@ -303,6 +334,11 @@ int format_volume(const char* volume) {
         LOGE("unknown volume \"%s\"\n", volume);
         return -1;
     }
+    // check to see if /data is being formatted, and if it is /data/media
+    // Note: the /sdcard check is redundant probably, just being safe.
+    if (strstr(volume, "/data") == volume && volume_for_path("/sdcard") == NULL && is_data_media()) {
+        return format_unknown_device(NULL, volume, NULL);
+    }
     if (strcmp(v->fs_type, "ramdisk") == 0) {
         // you can't format the ramdisk.
         LOGE("can't format_volume \"%s\"", volume);
@@ -345,8 +381,7 @@ int format_volume(const char* volume) {
     }
 
     if (strcmp(v->fs_type, "ext4") == 0) {
-        reset_ext4fs_info();
-        int result = make_ext4fs(v->device, NULL, NULL, 0, 0, 0);
+        int result = make_ext4fs(v->device, v->length);
         if (result != 0) {
             LOGE("format_volume: make_extf4fs failed on %s\n", v->device);
             return -1;

tools/ota/Android.mk

@@ -14,8 +14,6 @@
 
 LOCAL_PATH := $(call my-dir)
 
-ifneq ($(TARGET_SIMULATOR),true)
-
 include $(CLEAR_VARS)
 LOCAL_FORCE_STATIC_EXECUTABLE := true
 LOCAL_MODULE := add-property-tag
@@ -33,5 +31,3 @@ LOCAL_MODULE_TAGS := debug
 LOCAL_SRC_FILES := check-lost+found.c
 LOCAL_STATIC_LIBRARIES := libcutils libc
 include $(BUILD_EXECUTABLE)
-
-endif  # !TARGET_SIMULATOR

ui.c

@@ -14,18 +14,22 @@
  * limitations under the License.
  */
 
+#include <errno.h>
+#include <fcntl.h>
 #include <linux/input.h>
 #include <pthread.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/reboot.h>
+#include <sys/stat.h>
 #include <sys/time.h>
+#include <sys/types.h>
 #include <time.h>
 #include <unistd.h>
 
 #include "common.h"
+#include <cutils/android_reboot.h>
 #include "minui/minui.h"
 #include "recovery_ui.h"
 
@@ -43,20 +47,24 @@ static int gShowBackButton = 0;
 #define MENU_MAX_COLS 64
 #define MENU_MAX_ROWS 250
 
-#ifndef BOARD_LDPI_RECOVERY
-  #define CHAR_WIDTH 10
-  #define CHAR_HEIGHT 18
-#else
-  #define CHAR_WIDTH 7
-  #define CHAR_HEIGHT 16
-#endif
+#define MIN_LOG_ROWS 3
 
-#define PROGRESSBAR_INDETERMINATE_STATES 6
-#define PROGRESSBAR_INDETERMINATE_FPS 15
+#define CHAR_WIDTH BOARD_RECOVERY_CHAR_WIDTH
+#define CHAR_HEIGHT BOARD_RECOVERY_CHAR_HEIGHT
+
+#define UI_WAIT_KEY_TIMEOUT_SEC    3600
+
+UIParameters ui_parameters = {
+    6,       // indeterminate progress bar frames
+    20,      // fps
+    7,       // installation icon frames (0 == static image)
+    13, 190, // installation icon overlay offset
+};
 
 static pthread_mutex_t gUpdateMutex = PTHREAD_MUTEX_INITIALIZER;
 static gr_surface gBackgroundIcon[NUM_BACKGROUND_ICONS];
-static gr_surface gProgressBarIndeterminate[PROGRESSBAR_INDETERMINATE_STATES];
+static gr_surface *gInstallationOverlay;
+static gr_surface *gProgressBarIndeterminate;
 static gr_surface gProgressBarEmpty;
 static gr_surface gProgressBarFill;
 static int ui_has_initialized = 0;
@@ -68,18 +76,13 @@ static const struct { gr_surface* surface; const char *name; } BITMAPS[] = {
     { &gBackgroundIcon[BACKGROUND_ICON_CLOCKWORK],  "icon_clockwork" },
     { &gBackgroundIcon[BACKGROUND_ICON_FIRMWARE_INSTALLING], "icon_firmware_install" },
     { &gBackgroundIcon[BACKGROUND_ICON_FIRMWARE_ERROR], "icon_firmware_error" },
-    { &gProgressBarIndeterminate[0],    "indeterminate1" },
-    { &gProgressBarIndeterminate[1],    "indeterminate2" },
-    { &gProgressBarIndeterminate[2],    "indeterminate3" },
-    { &gProgressBarIndeterminate[3],    "indeterminate4" },
-    { &gProgressBarIndeterminate[4],    "indeterminate5" },
-    { &gProgressBarIndeterminate[5],    "indeterminate6" },
     { &gProgressBarEmpty,               "progress_empty" },
     { &gProgressBarFill,                "progress_fill" },
     { NULL,                             NULL },
 };
 
-static gr_surface gCurrentIcon = NULL;
+static int gCurrentIcon = 0;
+static int gInstallingFrame = 0;
 
 static enum ProgressBarType {
     PROGRESSBAR_TYPE_NONE,
@@ -89,7 +92,7 @@ static enum ProgressBarType {
 
 // Progress bar scope of current operation
 static float gProgressScopeStart = 0, gProgressScopeSize = 0, gProgress = 0;
-static time_t gProgressScopeTime, gProgressScopeDuration;
+static double gProgressScopeTime, gProgressScopeDuration;
 
 // Set to 1 when both graphics pages are the same (except for the progress bar)
 static int gPagesIdentical = 0;
@@ -99,11 +102,13 @@ static char text[MAX_ROWS][MAX_COLS];
 static int text_cols = 0, text_rows = 0;
 static int text_col = 0, text_row = 0, text_top = 0;
 static int show_text = 0;
+static int show_text_ever = 0;   // has show_text ever been 1?
 
 static char menu[MENU_MAX_ROWS][MENU_MAX_COLS];
 static int show_menu = 0;
 static int menu_top = 0, menu_items = 0, menu_sel = 0;
 static int menu_show_start = 0;             // this is line which menu display is starting at
+static int max_menu_rows;
 
 // Key event input queue
 static pthread_mutex_t key_queue_mutex = PTHREAD_MUTEX_INITIALIZER;
@@ -111,20 +116,46 @@ static pthread_cond_t key_queue_cond = PTHREAD_COND_INITIALIZER;
 static int key_queue[256], key_queue_len = 0;
 static volatile char key_pressed[KEY_MAX + 1];
 
+// Return the current time as a double (including fractions of a second).
+static double now() {
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    return tv.tv_sec + tv.tv_usec / 1000000.0;
+}
+
+// Draw the given frame over the installation overlay animation.  The
+// background is not cleared or draw with the base icon first; we
+// assume that the frame already contains some other frame of the
+// animation.  Does nothing if no overlay animation is defined.
+// Should only be called with gUpdateMutex locked.
+static void draw_install_overlay_locked(int frame) {
+    if (gInstallationOverlay == NULL) return;
+    gr_surface surface = gInstallationOverlay[frame];
+    int iconWidth = gr_get_width(surface);
+    int iconHeight = gr_get_height(surface);
+    gr_blit(surface, 0, 0, iconWidth, iconHeight,
+            ui_parameters.install_overlay_offset_x,
+            ui_parameters.install_overlay_offset_y);
+}
+
 // Clear the screen and draw the currently selected background icon (if any).
 // Should only be called with gUpdateMutex locked.
-static void draw_background_locked(gr_surface icon)
+static void draw_background_locked(int icon)
 {
     gPagesIdentical = 0;
     gr_color(0, 0, 0, 255);
     gr_fill(0, 0, gr_fb_width(), gr_fb_height());
 
     if (icon) {
-        int iconWidth = gr_get_width(icon);
-        int iconHeight = gr_get_height(icon);
+        gr_surface surface = gBackgroundIcon[icon];
+        int iconWidth = gr_get_width(surface);
+        int iconHeight = gr_get_height(surface);
         int iconX = (gr_fb_width() - iconWidth) / 2;
         int iconY = (gr_fb_height() - iconHeight) / 2;
-        gr_blit(icon, 0, 0, iconWidth, iconHeight, iconX, iconY);
+        gr_blit(surface, 0, 0, iconWidth, iconHeight, iconX, iconY);
+        if (icon == BACKGROUND_ICON_INSTALLING) {
+            draw_install_overlay_locked(gInstallingFrame);
+        }
     }
 }
 
@@ -132,35 +163,39 @@ static void draw_background_locked(gr_surface icon)
 // Should only be called with gUpdateMutex locked.
 static void draw_progress_locked()
 {
-    if (gProgressBarType == PROGRESSBAR_TYPE_NONE) return;
-
-    int iconHeight = gr_get_height(gBackgroundIcon[BACKGROUND_ICON_INSTALLING]);
-    int width = gr_get_width(gProgressBarEmpty);
-    int height = gr_get_height(gProgressBarEmpty);
-
-    int dx = (gr_fb_width() - width)/2;
-    int dy = (3*gr_fb_height() + iconHeight - 2*height)/4;
-
-    // Erase behind the progress bar (in case this was a progress-only update)
-    gr_color(0, 0, 0, 255);
-    gr_fill(dx, dy, width, height);
-
-    if (gProgressBarType == PROGRESSBAR_TYPE_NORMAL) {
-        float progress = gProgressScopeStart + gProgress * gProgressScopeSize;
-        int pos = (int) (progress * width);
-
-        if (pos > 0) {
-          gr_blit(gProgressBarFill, 0, 0, pos, height, dx, dy);
-        }
-        if (pos < width-1) {
-          gr_blit(gProgressBarEmpty, pos, 0, width-pos, height, dx+pos, dy);
-        }
+    if (gCurrentIcon == BACKGROUND_ICON_INSTALLING) {
+        draw_install_overlay_locked(gInstallingFrame);
     }
 
-    if (gProgressBarType == PROGRESSBAR_TYPE_INDETERMINATE) {
-        static int frame = 0;
-        gr_blit(gProgressBarIndeterminate[frame], 0, 0, width, height, dx, dy);
-        frame = (frame + 1) % PROGRESSBAR_INDETERMINATE_STATES;
+    if (gProgressBarType != PROGRESSBAR_TYPE_NONE) {
+        int iconHeight = gr_get_height(gBackgroundIcon[BACKGROUND_ICON_INSTALLING]);
+        int width = gr_get_width(gProgressBarEmpty);
+        int height = gr_get_height(gProgressBarEmpty);
+
+        int dx = (gr_fb_width() - width)/2;
+        int dy = (3*gr_fb_height() + iconHeight - 2*height)/4;
+
+        // Erase behind the progress bar (in case this was a progress-only update)
+        gr_color(0, 0, 0, 255);
+        gr_fill(dx, dy, width, height);
+
+        if (gProgressBarType == PROGRESSBAR_TYPE_NORMAL) {
+            float progress = gProgressScopeStart + gProgress * gProgressScopeSize;
+            int pos = (int) (progress * width);
+
+            if (pos > 0) {
+                gr_blit(gProgressBarFill, 0, 0, pos, height, dx, dy);
+            }
+            if (pos < width-1) {
+                gr_blit(gProgressBarEmpty, pos, 0, width-pos, height, dx+pos, dy);
+            }
+        }
+
+        if (gProgressBarType == PROGRESSBAR_TYPE_INDETERMINATE) {
+            static int frame = 0;
+            gr_blit(gProgressBarIndeterminate[frame], 0, 0, width, height, dx, dy);
+            frame = (frame + 1) % ui_parameters.indeterminate_frames;
+        }
     }
 }
 
@@ -187,8 +222,10 @@ static void draw_screen_locked(void)
         gr_color(0, 0, 0, 160);
         gr_fill(0, 0, gr_fb_width(), gr_fb_height());
 
+        int total_rows = gr_fb_height() / CHAR_HEIGHT;
         int i = 0;
         int j = 0;
+        int offset = 0;         // offset of separating bar under menus
         int row = 0;            // current row that we are drawing on
         if (show_menu) {
             gr_color(MENU_TEXT_COLOR);
@@ -201,8 +238,8 @@ static void draw_screen_locked(void)
                 row++;
             }
 
-            if (menu_items - menu_show_start + menu_top >= MAX_ROWS)
-                j = MAX_ROWS - menu_top;
+            if (menu_items - menu_show_start + menu_top >= max_menu_rows)
+                j = max_menu_rows - menu_top;
             else
                 j = menu_items - menu_show_start;
 
@@ -217,14 +254,29 @@ static void draw_screen_locked(void)
                     draw_text_line(i - menu_show_start, menu[i]);
                 }
                 row++;
+                if (row >= max_menu_rows)
+                    break;
             }
-            gr_fill(0, row*CHAR_HEIGHT+CHAR_HEIGHT/2-1,
-                    gr_fb_width(), row*CHAR_HEIGHT+CHAR_HEIGHT/2+1);
+
+            if (menu_items <= max_menu_rows)
+                offset = 1;
+
+            gr_fill(0, (row-offset)*CHAR_HEIGHT+CHAR_HEIGHT/2-1,
+                    gr_fb_width(), (row-offset)*CHAR_HEIGHT+CHAR_HEIGHT/2+1);
         }
 
         gr_color(NORMAL_TEXT_COLOR);
-        for (; row < text_rows; ++row) {
-            draw_text_line(row, text[(row+text_top) % text_rows]);
+        int cur_row = text_row;
+        int available_rows = total_rows - row - 1;
+        int start_row = row + 1;
+        if (available_rows < MAX_ROWS)
+            cur_row = (cur_row + (MAX_ROWS - available_rows)) % MAX_ROWS;
+        else
+            start_row = total_rows - MAX_ROWS;
+
+        int r;
+        for (r = 0; r < (available_rows < MAX_ROWS ? available_rows : MAX_ROWS); r++) {
+            draw_text_line(start_row + r, text[(cur_row + r) % MAX_ROWS]);
         }
     }
 }
@@ -247,7 +299,7 @@ static void update_progress_locked(void)
         draw_screen_locked();    // Must redraw the whole screen
         gPagesIdentical = 1;
     } else {
-        draw_progress_locked();  // Draw only the progress bar
+        draw_progress_locked();  // Draw only the progress bar and overlays
     }
     gr_flip();
 }
@@ -255,97 +307,130 @@ static void update_progress_locked(void)
 // Keeps the progress bar updated, even when the process is otherwise busy.
 static void *progress_thread(void *cookie)
 {
+    double interval = 1.0 / ui_parameters.update_fps;
     for (;;) {
-        usleep(1000000 / PROGRESSBAR_INDETERMINATE_FPS);
+        double start = now();
         pthread_mutex_lock(&gUpdateMutex);
 
+        int redraw = 0;
+
+        // update the installation animation, if active
+        // skip this if we have a text overlay (too expensive to update)
+        if (gCurrentIcon == BACKGROUND_ICON_INSTALLING &&
+            ui_parameters.installing_frames > 0 &&
+            !show_text) {
+            gInstallingFrame =
+                (gInstallingFrame + 1) % ui_parameters.installing_frames;
+            redraw = 1;
+        }
+
         // update the progress bar animation, if active
         // skip this if we have a text overlay (too expensive to update)
         if (gProgressBarType == PROGRESSBAR_TYPE_INDETERMINATE && !show_text) {
-            update_progress_locked();
+            redraw = 1;
         }
 
         // move the progress bar forward on timed intervals, if configured
         int duration = gProgressScopeDuration;
         if (gProgressBarType == PROGRESSBAR_TYPE_NORMAL && duration > 0) {
-            int elapsed = time(NULL) - gProgressScopeTime;
+            double elapsed = now() - gProgressScopeTime;
             float progress = 1.0 * elapsed / duration;
             if (progress > 1.0) progress = 1.0;
             if (progress > gProgress) {
                 gProgress = progress;
-                update_progress_locked();
+                redraw = 1;
             }
         }
 
+        if (redraw) update_progress_locked();
+
         pthread_mutex_unlock(&gUpdateMutex);
+        double end = now();
+        // minimum of 20ms delay between frames
+        double delay = interval - (end-start);
+        if (delay < 0.02) delay = 0.02;
+        usleep((long)(delay * 1000000));
     }
     return NULL;
 }
 
+static int rel_sum = 0;
+
+static int input_callback(int fd, short revents, void *data)
+{
+    struct input_event ev;
+    int ret;
+    int fake_key = 0;
+
+    ret = ev_get_input(fd, revents, &ev);
+    if (ret)
+        return -1;
+
+    if (ev.type == EV_SYN) {
+        return 0;
+    } else if (ev.type == EV_REL) {
+        if (ev.code == REL_Y) {
+            // accumulate the up or down motion reported by
+            // the trackball.  When it exceeds a threshold
+            // (positive or negative), fake an up/down
+            // key event.
+            rel_sum += ev.value;
+            if (rel_sum > 3) {
+                fake_key = 1;
+                ev.type = EV_KEY;
+                ev.code = KEY_DOWN;
+                ev.value = 1;
+                rel_sum = 0;
+            } else if (rel_sum < -3) {
+                fake_key = 1;
+                ev.type = EV_KEY;
+                ev.code = KEY_UP;
+                ev.value = 1;
+                rel_sum = 0;
+            }
+        }
+    } else {
+        rel_sum = 0;
+    }
+
+    if (ev.type != EV_KEY || ev.code > KEY_MAX)
+        return 0;
+
+    pthread_mutex_lock(&key_queue_mutex);
+    if (!fake_key) {
+        // our "fake" keys only report a key-down event (no
+        // key-up), so don't record them in the key_pressed
+        // table.
+        key_pressed[ev.code] = ev.value;
+    }
+    const int queue_max = sizeof(key_queue) / sizeof(key_queue[0]);
+    if (ev.value > 0 && key_queue_len < queue_max) {
+        key_queue[key_queue_len++] = ev.code;
+        pthread_cond_signal(&key_queue_cond);
+    }
+    pthread_mutex_unlock(&key_queue_mutex);
+
+    if (ev.value > 0 && device_toggle_display(key_pressed, ev.code)) {
+        pthread_mutex_lock(&gUpdateMutex);
+        show_text = !show_text;
+        if (show_text) show_text_ever = 1;
+        update_screen_locked();
+        pthread_mutex_unlock(&gUpdateMutex);
+    }
+
+    if (ev.value > 0 && device_reboot_now(key_pressed, ev.code)) {
+        android_reboot(ANDROID_RB_RESTART, 0, 0);
+    }
+
+    return 0;
+}
+
 // Reads input events, handles special hot keys, and adds to the key queue.
 static void *input_thread(void *cookie)
 {
-    int rel_sum = 0;
-    int fake_key = 0;
     for (;;) {
-        // wait for the next key event
-        struct input_event ev;
-        do {
-            ev_get(&ev, 0);
-
-            if (ev.type == EV_SYN) {
-                continue;
-            } else if (ev.type == EV_REL) {
-                if (ev.code == REL_Y) {
-                    // accumulate the up or down motion reported by
-                    // the trackball.  When it exceeds a threshold
-                    // (positive or negative), fake an up/down
-                    // key event.
-                    rel_sum += ev.value;
-                    if (rel_sum > 3) {
-                        fake_key = 1;
-                        ev.type = EV_KEY;
-                        ev.code = KEY_DOWN;
-                        ev.value = 1;
-                        rel_sum = 0;
-                    } else if (rel_sum < -3) {
-                        fake_key = 1;
-                        ev.type = EV_KEY;
-                        ev.code = KEY_UP;
-                        ev.value = 1;
-                        rel_sum = 0;
-                    }
-                }
-            } else {
-                rel_sum = 0;
-            }
-        } while (ev.type != EV_KEY || ev.code > KEY_MAX);
-
-        pthread_mutex_lock(&key_queue_mutex);
-        if (!fake_key) {
-            // our "fake" keys only report a key-down event (no
-            // key-up), so don't record them in the key_pressed
-            // table.
-            key_pressed[ev.code] = ev.value;
-        }
-        fake_key = 0;
-        const int queue_max = sizeof(key_queue) / sizeof(key_queue[0]);
-        if (ev.value > 0 && key_queue_len < queue_max) {
-            key_queue[key_queue_len++] = ev.code;
-            pthread_cond_signal(&key_queue_cond);
-        }
-        pthread_mutex_unlock(&key_queue_mutex);
-
-        if (ev.value > 0 && device_toggle_display(key_pressed, ev.code)) {
-            pthread_mutex_lock(&gUpdateMutex);
-            show_text = !show_text;
-            update_screen_locked();
-            pthread_mutex_unlock(&gUpdateMutex);
-        }
-
-        if (ev.value > 0 && device_reboot_now(key_pressed, ev.code)) {
-            reboot(RB_AUTOBOOT);
-        }
+        if (!ev_wait(-1))
+            ev_dispatch();
     }
     return NULL;
 }
@@ -354,10 +439,13 @@ void ui_init(void)
 {
     ui_has_initialized = 1;
     gr_init();
-    ev_init();
+    ev_init(input_callback, NULL);
 
     text_col = text_row = 0;
     text_rows = gr_fb_height() / CHAR_HEIGHT;
+    max_menu_rows = text_rows - MIN_LOG_ROWS;
+    if (max_menu_rows > MENU_MAX_ROWS)
+        max_menu_rows = MENU_MAX_ROWS;
     if (text_rows > MAX_ROWS) text_rows = MAX_ROWS;
     text_top = 1;
 
@@ -368,15 +456,49 @@ void ui_init(void)
     for (i = 0; BITMAPS[i].name != NULL; ++i) {
         int result = res_create_surface(BITMAPS[i].name, BITMAPS[i].surface);
         if (result < 0) {
-            if (result == -2) {
-                LOGI("Bitmap %s missing header\n", BITMAPS[i].name);
-            } else {
-                LOGE("Missing bitmap %s\n(Code %d)\n", BITMAPS[i].name, result);
-            }
-            *BITMAPS[i].surface = NULL;
+            LOGE("Missing bitmap %s\n(Code %d)\n", BITMAPS[i].name, result);
         }
     }
 
+    gProgressBarIndeterminate = malloc(ui_parameters.indeterminate_frames *
+                                       sizeof(gr_surface));
+    for (i = 0; i < ui_parameters.indeterminate_frames; ++i) {
+        char filename[40];
+        // "indeterminate01.png", "indeterminate02.png", ...
+        sprintf(filename, "indeterminate%02d", i+1);
+        int result = res_create_surface(filename, gProgressBarIndeterminate+i);
+        if (result < 0) {
+            LOGE("Missing bitmap %s\n(Code %d)\n", filename, result);
+        }
+    }
+
+    if (ui_parameters.installing_frames > 0) {
+        gInstallationOverlay = malloc(ui_parameters.installing_frames *
+                                      sizeof(gr_surface));
+        for (i = 0; i < ui_parameters.installing_frames; ++i) {
+            char filename[40];
+            // "icon_installing_overlay01.png",
+            // "icon_installing_overlay02.png", ...
+            sprintf(filename, "icon_installing_overlay%02d", i+1);
+            int result = res_create_surface(filename, gInstallationOverlay+i);
+            if (result < 0) {
+                LOGE("Missing bitmap %s\n(Code %d)\n", filename, result);
+            }
+        }
+
+        // Adjust the offset to account for the positioning of the
+        // base image on the screen.
+        if (gBackgroundIcon[BACKGROUND_ICON_INSTALLING] != NULL) {
+            gr_surface bg = gBackgroundIcon[BACKGROUND_ICON_INSTALLING];
+            ui_parameters.install_overlay_offset_x +=
+                (gr_fb_width() - gr_get_width(bg)) / 2;
+            ui_parameters.install_overlay_offset_y +=
+                (gr_fb_height() - gr_get_height(bg)) / 2;
+        }
+    } else {
+        gInstallationOverlay = NULL;
+    }
+
     pthread_t t;
     pthread_create(&t, NULL, progress_thread, NULL);
     pthread_create(&t, NULL, input_thread, NULL);
@@ -402,7 +524,7 @@ char *ui_copy_image(int icon, int *width, int *height, int *bpp) {
 void ui_set_background(int icon)
 {
     pthread_mutex_lock(&gUpdateMutex);
-    gCurrentIcon = gBackgroundIcon[icon];
+    gCurrentIcon = icon;
     update_screen_locked();
     pthread_mutex_unlock(&gUpdateMutex);
 }
@@ -423,7 +545,7 @@ void ui_show_progress(float portion, int seconds)
     gProgressBarType = PROGRESSBAR_TYPE_NORMAL;
     gProgressScopeStart += gProgressScopeSize;
     gProgressScopeSize = portion;
-    gProgressScopeTime = time(NULL);
+    gProgressScopeTime = now();
     gProgressScopeDuration = seconds;
     gProgress = 0;
     update_progress_locked();
@@ -533,14 +655,17 @@ int ui_start_menu(char** headers, char** items, int initial_selection) {
         for (; i < MENU_MAX_ROWS; ++i) {
             if (items[i-menu_top] == NULL) break;
             strcpy(menu[i], MENU_ITEM_HEADER);
-            strncpy(menu[i] + MENU_ITEM_HEADER_LENGTH, items[i-menu_top], text_cols-1 - MENU_ITEM_HEADER_LENGTH);
-            menu[i][text_cols-1] = '\0';
+            strncpy(menu[i] + MENU_ITEM_HEADER_LENGTH, items[i-menu_top], MENU_MAX_COLS - 1 - MENU_ITEM_HEADER_LENGTH);
+            menu[i][MENU_MAX_COLS-1] = '\0';
         }
 
-        if (gShowBackButton) {
+        if (gShowBackButton && ui_menu_level > 0) {
             strcpy(menu[i], " - +++++Go Back+++++");
             ++i;
         }
+        
+        strcpy(menu[i], " ");
+        ++i;
 
         menu_items = i - menu_top;
         show_menu = 1;
@@ -548,7 +673,7 @@ int ui_start_menu(char** headers, char** items, int initial_selection) {
         update_screen_locked();
     }
     pthread_mutex_unlock(&gUpdateMutex);
-    if (gShowBackButton) {
+    if (gShowBackButton && ui_menu_level > 0) {
         return menu_items - 1;
     }
     return menu_items;
@@ -561,16 +686,16 @@ int ui_menu_select(int sel) {
         old_sel = menu_sel;
         menu_sel = sel;
 
-        if (menu_sel < 0) menu_sel = menu_items + menu_sel;
-        if (menu_sel >= menu_items) menu_sel = menu_sel - menu_items;
+        if (menu_sel < 0) menu_sel = menu_items-1 + menu_sel;
+        if (menu_sel >= menu_items-1) menu_sel = menu_sel - menu_items+1;
 
 
         if (menu_sel < menu_show_start && menu_show_start > 0) {
             menu_show_start = menu_sel;
         }
 
-        if (menu_sel - menu_show_start + menu_top >= text_rows) {
-            menu_show_start = menu_sel + menu_top - text_rows + 1;
+        if (menu_sel - menu_show_start + menu_top >= max_menu_rows) {
+            menu_show_start = menu_sel + menu_top - max_menu_rows + 1;
         }
 
         sel = menu_sel;
@@ -599,23 +724,68 @@ int ui_text_visible()
     return visible;
 }
 
+int ui_text_ever_visible()
+{
+    pthread_mutex_lock(&gUpdateMutex);
+    int ever_visible = show_text_ever;
+    pthread_mutex_unlock(&gUpdateMutex);
+    return ever_visible;
+}
+
 void ui_show_text(int visible)
 {
     pthread_mutex_lock(&gUpdateMutex);
     show_text = visible;
+    if (show_text) show_text_ever = 1;
     update_screen_locked();
     pthread_mutex_unlock(&gUpdateMutex);
 }
 
+// Return true if USB is connected.
+static int usb_connected() {
+    int fd = open("/sys/class/android_usb/android0/state", O_RDONLY);
+    if (fd < 0) {
+        printf("failed to open /sys/class/android_usb/android0/state: %s\n",
+               strerror(errno));
+        return 0;
+    }
+
+    char buf;
+    /* USB is connected if android_usb state is CONNECTED or CONFIGURED */
+    int connected = (read(fd, &buf, 1) == 1) && (buf == 'C');
+    if (close(fd) < 0) {
+        printf("failed to close /sys/class/android_usb/android0/state: %s\n",
+               strerror(errno));
+    }
+    return connected;
+}
+
 int ui_wait_key()
 {
     pthread_mutex_lock(&key_queue_mutex);
-    while (key_queue_len == 0) {
-        pthread_cond_wait(&key_queue_cond, &key_queue_mutex);
-    }
 
-    int key = key_queue[0];
-    memcpy(&key_queue[0], &key_queue[1], sizeof(int) * --key_queue_len);
+    // Time out after UI_WAIT_KEY_TIMEOUT_SEC, unless a USB cable is
+    // plugged in.
+    do {
+        struct timeval now;
+        struct timespec timeout;
+        gettimeofday(&now, NULL);
+        timeout.tv_sec = now.tv_sec;
+        timeout.tv_nsec = now.tv_usec * 1000;
+        timeout.tv_sec += UI_WAIT_KEY_TIMEOUT_SEC;
+
+        int rc = 0;
+        while (key_queue_len == 0 && rc != ETIMEDOUT) {
+            rc = pthread_cond_timedwait(&key_queue_cond, &key_queue_mutex,
+                                        &timeout);
+        }
+    } while (usb_connected() && key_queue_len == 0);
+
+    int key = -1;
+    if (key_queue_len > 0) {
+        key = key_queue[0];
+        memcpy(&key_queue[0], &key_queue[1], sizeof(int) * --key_queue_len);
+    }
     pthread_mutex_unlock(&key_queue_mutex);
     return key;
 }

updater/Android.mk

@@ -30,6 +30,7 @@ LOCAL_STATIC_LIBRARIES += libflashutils libmtdutils libmmcutils libbmlutils
 LOCAL_STATIC_LIBRARIES += $(TARGET_RECOVERY_UPDATER_LIBS) $(TARGET_RECOVERY_UPDATER_EXTRA_LIBS)
 LOCAL_STATIC_LIBRARIES += libapplypatch libedify libmtdutils libminzip libz
 LOCAL_STATIC_LIBRARIES += libmincrypt libbz
+LOCAL_STATIC_LIBRARIES += libminelf libcrecovery
 LOCAL_STATIC_LIBRARIES += libcutils libstdc++ libc
 LOCAL_C_INCLUDES += $(LOCAL_PATH)/..
 
@@ -60,9 +61,9 @@ $(inc) : libs := $(TARGET_RECOVERY_UPDATER_LIBS)
 $(inc) : $(inc).list
 	$(hide) mkdir -p $(dir $@)
 	$(hide) echo "" > $@
-	$(hide) $(foreach lib,$(libs),echo "extern void Register_$(lib)(void);" >> $@)
+	$(hide) $(foreach lib,$(libs),echo "extern void Register_$(lib)(void);" >> $@;)
 	$(hide) echo "void RegisterDeviceExtensions() {" >> $@
-	$(hide) $(foreach lib,$(libs),echo "  Register_$(lib)();" >> $@)
+	$(hide) $(foreach lib,$(libs),echo "  Register_$(lib)();" >> $@;)
 	$(hide) echo "}" >> $@
 
 $(call intermediates-dir-for,EXECUTABLES,updater)/updater.o : $(inc)
@@ -73,9 +74,3 @@ LOCAL_MODULE := updater
 LOCAL_FORCE_STATIC_EXECUTABLE := true
 
 include $(BUILD_EXECUTABLE)
-
-
-file := $(PRODUCT_OUT)/utilities/update-binary
-ALL_PREBUILT += $(file)
-$(file) : $(TARGET_OUT)/bin/updater | $(ACP)
-	$(transform-prebuilt-to-target)

updater/install.c

@@ -25,12 +25,15 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <unistd.h>
+#include <fcntl.h>
+#include <time.h>
 
 #include "cutils/misc.h"
 #include "cutils/properties.h"
 #include "edify/expr.h"
 #include "mincrypt/sha.h"
 #include "minzip/DirUtil.h"
+#include "minelf/Retouch.h"
 #include "mounts.h"
 #include "mtdutils/mtdutils.h"
 #include "updater.h"
@@ -176,19 +179,23 @@ done:
 }
 
 
-// format(fs_type, partition_type, location)
+// format(fs_type, partition_type, location, fs_size)
 //
-//    fs_type="yaffs2" partition_type="MTD"     location=partition
-//    fs_type="ext4"   partition_type="EMMC"    location=device
+//    fs_type="yaffs2" partition_type="MTD"     location=partition fs_size=<bytes>
+//    fs_type="ext4"   partition_type="EMMC"    location=device    fs_size=<bytes>
+//    if fs_size == 0, then make_ext4fs uses the entire partition.
+//    if fs_size > 0, that is the size to use
+//    if fs_size < 0, then reserve that many bytes at the end of the partition
 Value* FormatFn(const char* name, State* state, int argc, Expr* argv[]) {
     char* result = NULL;
-    if (argc != 3) {
-        return ErrorAbort(state, "%s() expects 3 args, got %d", name, argc);
+    if (argc != 4) {
+        return ErrorAbort(state, "%s() expects 4 args, got %d", name, argc);
     }
     char* fs_type;
     char* partition_type;
     char* location;
-    if (ReadArgs(state, argv, 3, &fs_type, &partition_type, &location) < 0) {
+    char* fs_size;
+    if (ReadArgs(state, argv, 4, &fs_type, &partition_type, &location, &fs_size) < 0) {
         return NULL;
     }
 
@@ -235,8 +242,7 @@ Value* FormatFn(const char* name, State* state, int argc, Expr* argv[]) {
         result = location;
 #ifdef USE_EXT4
     } else if (strcmp(fs_type, "ext4") == 0) {
-        reset_ext4fs_info();
-        int status = make_ext4fs(location, NULL, NULL, 0, 0, 0);
+        int status = make_ext4fs(location, atoll(fs_size));
         if (status != 0) {
             fprintf(stderr, "%s: make_ext4fs failed (%d) on %s",
                     name, status, location);
@@ -449,6 +455,119 @@ Value* PackageExtractFileFn(const char* name, State* state,
 }
 
 
+// retouch_binaries(lib1, lib2, ...)
+Value* RetouchBinariesFn(const char* name, State* state,
+                         int argc, Expr* argv[]) {
+    UpdaterInfo* ui = (UpdaterInfo*)(state->cookie);
+
+    char **retouch_entries  = ReadVarArgs(state, argc, argv);
+    if (retouch_entries == NULL) {
+        return StringValue(strdup("t"));
+    }
+
+    // some randomness from the clock
+    int32_t override_base;
+    bool override_set = false;
+    int32_t random_base = time(NULL) % 1024;
+    // some more randomness from /dev/random
+    FILE *f_random = fopen("/dev/random", "rb");
+    uint16_t random_bits = 0;
+    if (f_random != NULL) {
+        fread(&random_bits, 2, 1, f_random);
+        random_bits = random_bits % 1024;
+        fclose(f_random);
+    }
+    random_base = (random_base + random_bits) % 1024;
+
+    // make sure we never randomize to zero; this let's us look at a file
+    // and know for sure whether it has been processed; important in the
+    // crash recovery process
+    if (random_base == 0) random_base = 1;
+    // make sure our randomization is page-aligned
+    random_base *= -0x1000;
+    override_base = random_base;
+
+    int i = 0;
+    bool success = true;
+    while (i < (argc - 1)) {
+        success = success && retouch_one_library(retouch_entries[i],
+                                                 retouch_entries[i+1],
+                                                 random_base,
+                                                 override_set ?
+                                                   NULL :
+                                                   &override_base);
+        if (!success)
+            ErrorAbort(state, "Failed to retouch '%s'.", retouch_entries[i]);
+
+        free(retouch_entries[i]);
+        free(retouch_entries[i+1]);
+        i += 2;
+
+        if (success && override_base != 0) {
+            random_base = override_base;
+            override_set = true;
+        }
+    }
+    if (i < argc) {
+        free(retouch_entries[i]);
+        success = false;
+    }
+    free(retouch_entries);
+
+    if (!success) {
+      Value* v = malloc(sizeof(Value));
+      v->type = VAL_STRING;
+      v->data = NULL;
+      v->size = -1;
+      return v;
+    }
+    return StringValue(strdup("t"));
+}
+
+
+// undo_retouch_binaries(lib1, lib2, ...)
+Value* UndoRetouchBinariesFn(const char* name, State* state,
+                             int argc, Expr* argv[]) {
+    UpdaterInfo* ui = (UpdaterInfo*)(state->cookie);
+
+    char **retouch_entries  = ReadVarArgs(state, argc, argv);
+    if (retouch_entries == NULL) {
+        return StringValue(strdup("t"));
+    }
+
+    int i = 0;
+    bool success = true;
+    int32_t override_base;
+    while (i < (argc-1)) {
+        success = success && retouch_one_library(retouch_entries[i],
+                                                 retouch_entries[i+1],
+                                                 0 /* undo => offset==0 */,
+                                                 NULL);
+        if (!success)
+            ErrorAbort(state, "Failed to unretouch '%s'.",
+                       retouch_entries[i]);
+
+        free(retouch_entries[i]);
+        free(retouch_entries[i+1]);
+        i += 2;
+    }
+    if (i < argc) {
+        free(retouch_entries[i]);
+        success = false;
+    }
+    free(retouch_entries);
+
+    if (!success) {
+      Value* v = malloc(sizeof(Value));
+      v->type = VAL_STRING;
+      v->data = NULL;
+      v->size = -1;
+      return v;
+    }
+    return StringValue(strdup("t"));
+}
+
+
 // symlink target src1 src2 ...
 //    unlinks any previously existing src1, src2, etc before creating symlinks.
 Value* SymlinkFn(const char* name, State* state, int argc, Expr* argv[]) {
@@ -681,33 +800,41 @@ static bool write_raw_image_cb(const unsigned char* data,
     return false;
 }
 
-// write_raw_image(file, partition)
+// write_raw_image(filename_or_blob, partition)
 Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) {
     char* result = NULL;
 
-    char* partition;
-    char* filename;
-    if (ReadArgs(state, argv, 2, &filename, &partition) < 0) {
+    Value* partition_value;
+    Value* contents;
+    if (ReadValueArgs(state, argv, 2, &contents, &partition_value) < 0) {
         return NULL;
     }
 
+    if (partition_value->type != VAL_STRING) {
+        ErrorAbort(state, "partition argument to %s must be string", name);
+        goto done;
+    }
+    char* partition = partition_value->data;
     if (strlen(partition) == 0) {
         ErrorAbort(state, "partition argument to %s can't be empty", name);
         goto done;
     }
-    if (strlen(filename) == 0) {
+    if (contents->type == VAL_STRING && strlen((char*) contents->data) == 0) {
         ErrorAbort(state, "file argument to %s can't be empty", name);
         goto done;
     }
 
+    char* filename = contents->data;
     if (0 == restore_raw_partition(NULL, partition, filename))
         result = strdup(partition);
-    else
+    else {
         result = strdup("");
+        goto done;
+    }
 
 done:
-    if (result != partition) free(partition);
-    free(filename);
+    if (result != partition) FreeValue(partition_value);
+    FreeValue(contents);
     return StringValue(result);
 }
 
@@ -980,7 +1107,7 @@ Value* Sha1CheckFn(const char* name, State* state, int argc, Expr* argv[]) {
     return args[i];
 }
 
-// Read a local file and return its contents (the char* returned
+// Read a local file and return its contents (the Value* returned
 // is actually a FileContents*).
 Value* ReadFileFn(const char* name, State* state, int argc, Expr* argv[]) {
     if (argc != 1) {
@@ -993,7 +1120,7 @@ Value* ReadFileFn(const char* name, State* state, int argc, Expr* argv[]) {
     v->type = VAL_BLOB;
 
     FileContents fc;
-    if (LoadFileContents(filename, &fc) != 0) {
+    if (LoadFileContents(filename, &fc, RETOUCH_DONT_MASK) != 0) {
         ErrorAbort(state, "%s() loading \"%s\" failed: %s",
                    name, filename, strerror(errno));
         free(filename);
@@ -1020,6 +1147,8 @@ void RegisterInstallFunctions() {
     RegisterFunction("delete_recursive", DeleteFn);
     RegisterFunction("package_extract_dir", PackageExtractDirFn);
     RegisterFunction("package_extract_file", PackageExtractFileFn);
+    RegisterFunction("retouch_binaries", RetouchBinariesFn);
+    RegisterFunction("undo_retouch_binaries", UndoRetouchBinariesFn);
     RegisterFunction("symlink", SymlinkFn);
     RegisterFunction("set_perm", SetPermFn);
     RegisterFunction("set_perm_recursive", SetPermFn);

utilities/Android.mk

@@ -1,11 +1,8 @@
 LOCAL_PATH := $(call my-dir)
 
-ifndef BOARD_HAS_SMALL_RECOVERY
-
-
 include $(CLEAR_VARS)
 LOCAL_MODULE := fix_permissions
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
 LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
 LOCAL_SRC_FILES := $(LOCAL_MODULE)
@@ -13,7 +10,7 @@ include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := parted
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
 LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
 LOCAL_SRC_FILES := $(LOCAL_MODULE)
@@ -21,52 +18,53 @@ include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := sdparted
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
 LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
 LOCAL_SRC_FILES := $(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
 
-endif
+# include $(CLEAR_VARS)
+# LOCAL_MODULE := e2fsck
+# LOCAL_MODULE_TAGS := optional
+# LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
+# LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
+# LOCAL_SRC_FILES := $(LOCAL_MODULE)
+# include $(BUILD_PREBUILT)
 
-include $(CLEAR_VARS)
-LOCAL_MODULE := e2fsck
-LOCAL_MODULE_TAGS := eng
-LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
-LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
+# include $(CLEAR_VARS)
+# LOCAL_MODULE := tune2fs
+# LOCAL_MODULE_TAGS := optional
+# LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
+# LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
+# LOCAL_SRC_FILES := $(LOCAL_MODULE)
+# include $(BUILD_PREBUILT)
 
+# include $(CLEAR_VARS)
+# LOCAL_MODULE := mke2fs
+# LOCAL_MODULE_TAGS := optional
+# LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
+# LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
+# ifeq ($(BOARD_MKE2FS),)
+# LOCAL_SRC_FILES := $(LOCAL_MODULE)
+# else
+# LOCAL_SRC_FILES := ../../../$(BOARD_MKE2FS)
+# endif
+# include $(BUILD_PREBUILT)
 
-include $(CLEAR_VARS)
-LOCAL_MODULE := tune2fs
-LOCAL_MODULE_TAGS := eng
-LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
-LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
-
-ifeq ($(BOARD_HAS_LARGE_FILESYSTEM),true)
-include $(CLEAR_VARS)
-LOCAL_MODULE := mke2fs
-LOCAL_MODULE_TAGS := eng
-LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
-LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
-ifeq ($(BOARD_MKE2FS),)
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
+ifneq ($(TARGET_RECOVERY_FSTAB),)
+  BOARD_RECOVERY_RFS_CHECK := $(shell grep rfs $(TARGET_RECOVERY_FSTAB))
 else
-LOCAL_SRC_FILES := ../../../$(BOARD_MKE2FS)
-endif
-include $(BUILD_PREBUILT)
+  BOARD_RECOVERY_RFS_CHECK := $(shell grep rfs $(TARGET_DEVICE_DIR)/recovery.fstab)
 endif
 
-BOARD_RECOVERY_RFS_CHECK := $(shell grep rfs $(TARGET_DEVICE_DIR)/recovery.fstab)
 ifneq ($(BOARD_RECOVERY_RFS_CHECK),)
 include $(CLEAR_VARS)
 LOCAL_MODULE := fat.format
-LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
 LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
 LOCAL_SRC_FILES := $(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
+
 endif

verifier.c

@@ -173,7 +173,7 @@ int verify_file(const char* path, const RSAPublicKey *pKeys, unsigned int numKey
         // the signing tool appends after the signature itself.
         if (RSA_verify(pKeys+i, eocd + eocd_size - 6 - RSANUMBYTES,
                        RSANUMBYTES, sha1)) {
-            LOGI("whole-file signature verified\n");
+            LOGI("whole-file signature verified against key %d\n", i);
             free(eocd);
             return VERIFY_SUCCESS;
         }