linux下的一个rpc实例.zip

/* * Please do not edit this file. * It was generated using rpcgen. */ #include "math.h" #include <stdio.h> #include <stdlib.h> #include <rpc/pmap_clnt.h> #include <string.h> #include <memory.h> #include <sys/socket.h> #include <netinet/in.h> #ifndef SIG_PF #define SIG_PF void(*)(int) #endif static void math_prog_1(struct svc_req *rqstp, register SVCXPRT *transp) { union { struct MATH math_proc_1_arg; } argument; char *result; xdrproc_t _xdr_argument, _xdr_result; char *(*local)(char *, struct svc_req *); switch (rqstp->rq_proc) { case NULLPROC: (void) svc_sendreply (transp, (xdrproc_t) xdr_void, (char *)NULL); return; case MATH_PROC: _xdr_argument = (xdrproc_t) xdr_MATH; _xdr_result = (xdrproc_t) xdr_MATH; local = (char *(*)(char *, struct svc_req *)) math_proc_1_svc; break; default: svcerr_noproc (transp); return; } memset ((char *)&argument, 0, sizeof (argument)); if (!svc_getargs (transp, (xdrproc_t) _xdr_argument, (caddr_t) &argument)) { svcerr_decode (transp); return; } result = (*local)((char *)&argument, rqstp); if (result != NULL && !svc_sendreply(transp, (xdrproc_t) _xdr_result, result)) { svcerr_systemerr (transp); } if (!svc_freeargs (transp, (xdrproc_t) _xdr_argument, (caddr_t) &argument)) { fprintf (stderr, "%s", "unable to free arguments"); exit (1); } return; } int main (int argc, char **argv) { register SVCXPRT *transp; pmap_unset (MATH_PROG, MATH_VER); transp = svcudp_create(RPC_ANYSOCK); if (transp == NULL) { fprintf (stderr, "%s", "cannot create udp service."); exit(1); } if (!svc_register(transp, MATH_PROG, MATH_VER, math_prog_1, IPPROTO_UDP)) { fprintf (stderr, "%s", "unable to register (MATH_PROG, MATH_VER, udp)."); exit(1); } transp = svctcp_create(RPC_ANYSOCK, 0, 0); if (transp == NULL) { fprintf (stderr, "%s", "cannot create tcp service."); exit(1); } if (!svc_register(transp, MATH_PROG, MATH_VER, math_prog_1, IPPROTO_TCP)) { fprintf (stderr, "%s", "unable to register (MATH_PROG, MATH_VER, tcp)."); exit(1); } svc_run (); fprintf (stderr, "%s", "svc_run returned"); exit (1); /* NOTREACHED */ }