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[resolv] Use sock_aton() to allow parsing of arbitrary numeric addresses

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown 2013-10-21 14:06:55 +01:00
parent 2c76c1a6d8
commit 12605efded
1 changed files with 4 additions and 13 deletions
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17
src/core/resolv.c
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@ -23,10 +23,10 @@ FILE_LICENCE ( GPL2_OR_LATER );
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <ipxe/in.h>
#include <ipxe/xfer.h>
#include <ipxe/open.h>
#include <ipxe/process.h>
#include <ipxe/socket.h>
#include <ipxe/resolv.h>
/** @file
@ -100,7 +100,6 @@ static struct process_descriptor numeric_process_desc =
static int numeric_resolv ( struct interface *resolv,
const char *name, struct sockaddr *sa ) {
struct numeric_resolv *numeric;
struct sockaddr_in *sin;
/* Allocate and initialise structure */
numeric = zalloc ( sizeof ( *numeric ) );
@ -112,16 +111,8 @@ static int numeric_resolv ( struct interface *resolv,
&numeric->refcnt );
memcpy ( &numeric->sa, sa, sizeof ( numeric->sa ) );
DBGC ( numeric, "NUMERIC %p attempting to resolve \"%s\"\n",
numeric, name );
/* Attempt to resolve name */
sin = ( ( struct sockaddr_in * ) &numeric->sa );
if ( inet_aton ( name, &sin->sin_addr ) != 0 ) {
sin->sin_family = AF_INET;
} else {
numeric->rc = -EINVAL;
}
numeric->rc = sock_aton ( name, &numeric->sa );
/* Attach to parent interface, mortalise self, and return */
intf_plug_plug ( &numeric->resolv, resolv );
@ -193,8 +184,8 @@ static int resmux_try ( struct resolv_mux *mux ) {
static void resmux_child_resolv_done ( struct resolv_mux *mux,
struct sockaddr *sa ) {
DBGC ( mux, "RESOLV %p resolved \"%s\" using method %s\n",
mux, mux->name, mux->resolver->name );
DBGC ( mux, "RESOLV %p resolved \"%s\" to %s using method %s\n",
mux, mux->name, sock_ntoa ( sa ), mux->resolver->name );
/* Pass resolution to parent */
resolv_done ( &mux->parent, sa );