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64 lines
1.2 KiB
C
64 lines
1.2 KiB
C
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#ifndef _NFS_H
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#define _NFS_H
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#define SUNRPC_PORT 111
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#define PROG_PORTMAP 100000
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#define PROG_NFS 100003
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#define PROG_MOUNT 100005
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#define MSG_CALL 0
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#define MSG_REPLY 1
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#define PORTMAP_GETPORT 3
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#define MOUNT_ADDENTRY 1
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#define MOUNT_UMOUNTALL 4
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#define NFS_LOOKUP 4
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#define NFS_READLINK 5
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#define NFS_READ 6
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#define NFS_FHSIZE 32
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#define NFSERR_PERM 1
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#define NFSERR_NOENT 2
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#define NFSERR_ACCES 13
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#define NFSERR_ISDIR 21
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#define NFSERR_INVAL 22
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/* Block size used for NFS read accesses. A RPC reply packet (including all
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* headers) must fit within a single Ethernet frame to avoid fragmentation.
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* Chosen to be a power of two, as most NFS servers are optimized for this. */
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#define NFS_READ_SIZE 1024
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#define NFS_MAXLINKDEPTH 16
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struct rpc_t {
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struct iphdr ip;
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struct udphdr udp;
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union {
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uint8_t data[300]; /* longest RPC call must fit!!!! */
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struct {
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uint32_t id;
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uint32_t type;
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uint32_t rpcvers;
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uint32_t prog;
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uint32_t vers;
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uint32_t proc;
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uint32_t data[1];
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} call;
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struct {
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uint32_t id;
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uint32_t type;
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uint32_t rstatus;
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uint32_t verifier;
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uint32_t v2;
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uint32_t astatus;
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uint32_t data[1];
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} reply;
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} u;
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} PACKED;
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#endif /* _NFS_H */
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