167 lines
4.1 KiB
C
167 lines
4.1 KiB
C
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/* square_svc.c
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* Please do not edit this file.
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* It was generated using rpcgen.
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*/
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#include "square.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <rpc/pmap_clnt.h>
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#include <string.h>
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#include <memory.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#ifndef SIG_PF
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#define SIG_PF void(*)(int)
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#endif
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pthread_t p_thread;
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pthread_attr_t attr;
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/*
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Процедура выполняемая потоком
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*/
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void *
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serv_request(void *data)
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{
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struct thr_data
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{
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struct svc_req *rqstp;
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SVCXPRT *transp;
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} *ptr_data;
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{
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union {
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square_in squareproc_2_arg;
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} argument;
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union {
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square_out squareproc_2_res;
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} result;
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bool_t retval;
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xdrproc_t _xdr_argument, _xdr_result;
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bool_t (*local)(char *, void *, struct svc_req *);
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/*
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Распаковка данных , переданных в процедуру при запуске потока.
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*/
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ptr_data = (struct thr_data *)data;
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struct svc_req *rqstp = ptr_data->rqstp;
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register SVCXPRT *transp = ptr_data->transp;
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switch (rqstp->rq_proc) {
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case NULLPROC:
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(void) svc_sendreply (transp, (xdrproc_t) xdr_void, (char *)NULL);
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return;
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case SQUAREPROC:
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_xdr_argument = (xdrproc_t) xdr_square_in;
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_xdr_result = (xdrproc_t) xdr_square_out;
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local = (bool_t (*) (char *, void *, struct svc_req *))squareproc_2_svc;
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break;
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default:
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svcerr_noproc (transp);
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return;
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}
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memset ((char *)&argument, 0, sizeof (argument));
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if (!svc_getargs (transp, (xdrproc_t) _xdr_argument, (caddr_t) &argument)) {
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svcerr_decode (transp);
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return;
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}
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/*
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Стандартный вызов функции сервера.
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Данные для вызова уже приведены к стандарту.
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*/
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retval = (bool_t) (*local)((char *)&argument, (void *)&result, rqstp);
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if (retval > 0 && !svc_sendreply(transp, (xdrproc_t) _xdr_result, (char *)&result))
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{
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svcerr_systemerr (transp);
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}
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if (!svc_freeargs (transp, (xdrproc_t) _xdr_argument, (caddr_t) &argument)) {
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fprintf (stderr, "%s", "unable to free arguments");
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exit (1);
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}
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if (!square_prog_2_freeresult (transp, _xdr_result, (caddr_t) &result))
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fprintf (stderr, "%s", "unable to free results");
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return;
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}
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}
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/*
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Принципиально измененный код square_prog_2 , стартующей теперь
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новый поток для каждого инициированного клиентом вызова
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процедуры на удаленном сервере
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*/
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static void
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square_prog_2(struct svc_req *rqstp, register SVCXPRT *transp)
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{
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struct data_str
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{
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struct svc_req *rqstp;
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SVCXPRT *transp;
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} *data_ptr =(struct data_str*)malloc(sizeof(struct data_str);
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{
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/*
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Упаковка данных в структуру для передачи ссылки на нее,
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как параметра запускаемому потоку
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*/
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data_ptr->rqstp = rqstp;
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data_ptr->transp = transp;
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pthread_attr_setdetachstate(&attr,PTHREAD_CREATE_DETACHED);
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pthread_create(&p_thread,&attr,serv_request,(void *)data_ptr);
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}
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}
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int
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main (int argc, char **argv)
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{
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register SVCXPRT *transp;
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pmap_unset (SQUARE_PROG, SQUARE_VERS);
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transp = svcudp_create(RPC_ANYSOCK);
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if (transp == NULL) {
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fprintf (stderr, "%s", "cannot create udp service.");
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exit(1);
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}
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if (!svc_register(transp, SQUARE_PROG, SQUARE_VERS, square_prog_2, IPPROTO_UDP)) {
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fprintf (stderr, "%s", "unable to register (SQUARE_PROG, SQUARE_VERS, udp).");
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exit(1);
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}
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transp = svctcp_create(RPC_ANYSOCK, 0, 0);
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if (transp == NULL) {
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fprintf (stderr, "%s", "cannot create tcp service.");
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exit(1);
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}
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if (!svc_register(transp, SQUARE_PROG, SQUARE_VERS, square_prog_2, IPPROTO_TCP)) {
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fprintf (stderr, "%s", "unable to register (SQUARE_PROG, SQUARE_VERS, tcp).");
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exit(1);
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}
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svc_run ();
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fprintf (stderr, "%s", "svc_run returned");
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exit (1);
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/* NOTREACHED */
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}
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