?? socket_html.h
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#include <stdio.h>#include <stdlib.h>#include <unistd.h>#include <stdarg.h>#include <string.h>#include <errno.h>#include <netdb.h>#include <fcntl.h>#include <sys/time.h>#include <sys/socket.h>#include <netinet/in.h>#include <arpa/inet.h>int getHtmlFile(char *hostip,char *file){ int fd; int flag=0; FILE *fp; char buf[1024]; int dnum; char quest[1024]; char filename[60]; int rc; struct sockaddr_in peer; char hosturl[40]; struct hostent *hp; //= gethostbyname(argv[1]); printf("start...\n"); strcpy(hosturl,hostip); hp=gethostbyname(hosturl); bzero( &peer, sizeof(peer) ); peer.sin_family = AF_INET; printf("why? %s\n",hosturl); if ( hp == NULL ) { printf("unknow host: %s\n",hosturl); return 0; } peer.sin_addr = *( ( struct in_addr * )hp->h_addr ); peer.sin_port = htons(80); printf("test...\n"); printf("conncet to %s :%d \n",inet_ntoa(peer.sin_addr),ntohs( peer.sin_port )); fd = socket( AF_INET, SOCK_STREAM, 0 ); if ( fd < 0 ) { printf("socket call failed\n"); return 0; } if( connect( fd, (struct sockaddr *)&peer, sizeof( peer ) ) ) { printf("%d connect failed \n",errno); close( fd ); return 0; } sprintf(filename,file); sprintf(quest,"GET /%s HTTP/1.0\r\nUser-agent:Mozilla/4.0\r\nAccept-language:zh-cn\r\n\r\n",file); printf("I will read for you! %s \n------------------------\n%s\n",quest,filename); if((rc = send(fd, quest, sizeof(quest), 0)) == -1) { if((errno != EWOULDBLOCK) && (errno != EAGAIN)) { printf("send conn error!\n"); return 0; } } fp = fopen( filename, "wb" ); if(fp==NULL) return 0; flag=0; while((rc = recv( fd, buf, sizeof(buf) - 1, 0 )) > 0) { fwrite(buf, sizeof(char), rc, fp); printf("%s",buf); flag+=1; } fclose( fp ); return flag-1;}?? 快捷鍵說明
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