标签:网络编程
#include <stdio.h> #include <winsock2.h> #include <stdlib.h> #include <string.h> #pragma comment(lib,"ws2_32.lib") #include <pthread.h> SOCKET sckt; struct sockaddr_in scktinf; int flg; int n; int i; int rmRcv(); int rmSnd(); int rmLg(); int rmAnlz(char *); char *IMPSTNMR="_IMPSTNMR@"; char *CNTNT="@"; int rmAnlz(char *strg) { int t; //printf("%s\n",strg); switch(strg[0]) { case '@': { printf("SERVER%s\n",strg); return 3; break; } case '_': { if (strstr(strg,"_IMPSTNMR@")!=NULL) { //i= printf("SERVER_NMR@%s\n",strg+10); i=strtol(strg+9,NULL,10); } //i= return 0; break; } case '*': { t=strtol(strg+1,NULL,10); printf("*%d@%s\n",t,strchr(strg,'@')+1); return 3; break; } default: return -1; } } int rmRcv() { char *strg; pthread_t *pThrdAnlz; while (1) { strg=malloc(0x1000); memset(strg,0,0x1000); while (flg==1 && recv(sckt,strg,0x1000,0)>=0) { //printf("SERVER:%s\n",strg); pthread_create(NULL,NULL,rmAnlz,strg); // } } } int rmSnd() { char strg[0x1000],strg2[0x1000]; int n; while (1) { gets(strg); //sprintf(strg,"%d@%s",n,strg2); send(sckt,strg,strlen(strg),0); } } int rmLg() { while (connect(sckt,&scktinf,sizeof(scktinf))<0); //printf("CONNECTED\n"); flg=1; //char tNmr[0x10]; //recv(sckt,tNmr,0x10,0); //printf("SISTEMA@%s\n",tNmr); //n=atoi(tNmr); pthread_t thrdSnd,thrdRcv; pthread_create(&thrdSnd,NULL,rmSnd,NULL); pthread_create(&thrdRcv,NULL,rmRcv,NULL); pthread_join(thrdSnd,NULL); pthread_join(thrdRcv,NULL); //pthread_create(&thrdRcv,NULL,rmRcv,NULL); } int main() { WSADATA WSD; WSAStartup(MAKEWORD(2,2),&WSD); char adrs[0x20]; //scanf("DIGITAL "); scanf("%s",adrs); while (adrs[strlen(adrs)-1]=='\r' || adrs[strlen(adrs)-1]=='\n') { adrs[strlen(adrs)-1]='\0'; } scktinf.sin_addr.s_addr=inet_addr(adrs); scktinf.sin_port=htons(2070); scktinf.sin_family=2; sckt=socket(2,1,0); pthread_t thrdLg; pthread_create(&thrdLg,NULL,rmLg,NULL); pthread_join(thrdLg,NULL); //pthread_t thrdRcv,thrdSnd; //pthread_create(&thrdRcv,NULL,rmRcv,NULL); //pthread_create(&thrdSnd,NULL,rmSnd,NULL); //pthread_join(thrdRcv,NULL); //pthread_join(thrdSnd,NULL); }服务端:
#include <stdio.h> #include <malloc.h> #include <winsock2.h> #pragma comment(lib,"ws2_32.lib") #include <pthread.h> SOCKET sckt; struct sockaddr_in scktinf; //SOCKET clnt; struct clntStrc { int nmr; char nm[0x20]; SOCKET sckt; }clntAr[100]; int flg; int rmSnd(); int rmRcv(struct clntStrc *); int rmLstn(); char *IMPSTNMR="_IMPSTNMR@%d"; int c; int rmRcv(struct clntStrc *clnt) { char strg[0x1000],strg2[0x1000]; int f; //pthread_t thrSnd; //pthread_create(&thrRcv,NULL,rmSnd,sckt); int t; int n; while (1) { f=recv(clnt->sckt,strg,0x100,0); //printf("%s\n",strg); if (f<0) break; switch(strg[0]) { case '&': { t=strtol(strg+1,NULL,10); sprintf(strg2,"*%d%s\n",clnt->nmr,strchr(strg,'@')); send(clntAr[t].sckt,strg2,strlen(strg),0); break; } default: { printf("CLIENT#%d:%s\n",clnt->nmr,strg); strcpy(strg,""); } } //clnt=accept(sckt,NULL,NULL); //flg=1; /* f=-1; if (recv(clnt->sckt,strg,0x100,0)>=0) { printf("CLIENT#%d:%s\n",clnt->nmr,strg); strcpy(strg,""); } */ } } int rmSnd() { char strg[0x1000],strg2[0x1000]; int n; while (1) { gets(strg); switch (strg[0]) { case '&': { n=strtol(strg+1,NULL,10); strcpy(strg2,strchr(strg,'@')); //printf("ECHO:%s\n",strg2); send(clntAr[n].sckt,strg2,strlen(strg2),0); } case '_': { } } //sprintf(strg,"%d@%s",n,strg2); //if (send(sckt,strg,strlen(strg),0)>=0) //{ // flg=1; //} } } int rmLstn() { SOCKET clnt,tclnt; c=0; char strg[0x1000]; char tNmr[0x10]; int f; pthread_t thrRcv,thrSnd; pthread_create(&thrSnd,NULL,rmSnd,NULL); SOCKET *tClnt; int tLen=sizeof(scktinf); char msgNmr[0x1000]; while (1) { c+=1; clntAr[c].sckt=accept(sckt,&scktinf,&tLen); clntAr[c].nmr=c; //memcpy() //tClnt=malloc(sizeof(SOCKET)); //memcpy(tClnt,&clnt,sizeof(SOCKET)); pthread_create(&thrRcv,NULL,rmRcv,clntAr+c); sprintf(msgNmr,IMPSTNMR,c); send(clntAr[c].sckt,msgNmr,strlen(msgNmr),0); /* if (clnt>=0) { //printf("LEGATO#%d\n",clnt&0xFF); //printf("LEGATO\n"); //c++; //itoa(c,tNmr,10); //while (send(clnt,tNmr,strlen(tNmr),0)<0); //f=recv(clnt,strg,0x1000,0); //pthread_create(&thrSnd,NULL,rmSnd,clnt); } */ } } int main() { WSADATA WSD; WSAStartup(MAKEWORD(2,2),&WSD); char adrs[0x20]; scanf("%s",adrs); while (adrs[strlen(adrs)-1]=='\r' || adrs[strlen(adrs)-1]=='\n') { adrs[strlen(adrs)-1]='\0'; } scktinf.sin_addr.s_addr=inet_addr(adrs); scktinf.sin_port=htons(2070); scktinf.sin_family=2; sckt=socket(2,1,0); bind(sckt,&scktinf,sizeof(scktinf)); listen(sckt,10); flg=0; pthread_t thrdLstn; pthread_create(&thrdLstn,NULL,rmLstn,NULL); pthread_join(thrdLstn,NULL); //pthread_t thrdRcv,thrdSnd; //pthread_create(&thrdRcv,NULL,rmRcv,NULL); //pthread_create(&thrdSnd,NULL,rmSnd,NULL); //pthread_join(thrdRcv,NULL); //pthread_join(thrdSnd,NULL); }
标签:网络编程
原文地址:http://blog.51cto.com/13715730/2106627