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/*
* open-coded SunRPC structures
*/
#ifndef NFSMOUNT_SUNRPC_H
#define NFSMOUNT_SUNRPC_H
#include <sys/types.h>
#include <inttypes.h>
#define SUNRPC_PORT 111
#define MOUNT_PORT 627
#define RPC_CALL 0
#define RPC_REPLY 1
#define PORTMAP_PROGRAM 100000
#define NLM_PROGRAM 100021
#define RPC_PMAP_PROGRAM 100000
#define RPC_PMAP_VERSION 2
#define RPC_PMAP_PORT 111
#define PMAP_PROC_NULL 0
#define PMAP_PROC_SET 1
#define PMAP_PROC_UNSET 2
#define PMAP_PROC_GETPORT 3
#define PMAP_PROC_DUMP 4
#define LAST_FRAG 0x80000000
#define REPLY_OK 0
#define REPLY_DENIED 1
#define SUCCESS 0
#define PROG_UNAVAIL 1
#define PROG_MISMATCH 2
#define PROC_UNAVAIL 3
#define GARBAGE_ARGS 4
#define SYSTEM_ERR 5
enum {
AUTH_NULL,
AUTH_UNIX,
};
struct rpc_auth {
uint32_t flavor;
uint32_t len;
uint32_t body[];
};
struct rpc_udp_header {
uint32_t xid;
uint32_t msg_type;
};
struct rpc_header {
uint32_t frag_hdr;
struct rpc_udp_header udp;
};
struct rpc_call {
struct rpc_header hdr;
uint32_t rpc_vers;
uint32_t program;
uint32_t prog_vers;
uint32_t proc;
uint32_t cred_flavor;
uint32_t cred_len;
uint32_t vrf_flavor;
uint32_t vrf_len;
};
struct rpc_reply {
struct rpc_header hdr;
uint32_t reply_state;
uint32_t vrf_flavor;
uint32_t vrf_len;
uint32_t state;
};
struct rpc {
struct rpc_call *call;
size_t call_len;
struct rpc_reply *reply;
size_t reply_len;
};
struct client;
typedef int (*call_stub) (struct client *, struct rpc *);
struct client {
int sock;
call_stub call_stub;
};
#define CLI_RESVPORT 00000001
struct client *tcp_client(uint32_t server, uint16_t port, uint32_t flags);
struct client *udp_client(uint32_t server, uint16_t port, uint32_t flags);
void client_free(struct client *client);
int rpc_call(struct client *client, struct rpc *rpc);
uint32_t portmap(uint32_t server, uint32_t program, uint32_t version, uint32_t proto);
#endif /* NFSMOUNT_SUNRPC_H */
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