?? input-recv.c
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#include <stdio.h>#include <stdlib.h>#include <unistd.h>#include <string.h>#include <errno.h>#include "input.h"#include "tcp.h"/* ------------------------------------------------------------------ */static int usage(char *prog, int error){ fprintf(error ? stderr : stdout, "usage: %s" "\n", prog); exit(error);}int main(int argc, char *argv[]){ char *addr = NULL; char *port = NULL; char *host = "localhost"; char *serv = "1234"; struct addrinfo ask; int c,sock; memset(&ask,0,sizeof(ask)); ask.ai_family = PF_UNSPEC; ask.ai_socktype = SOCK_STREAM; for (;;) { if (-1 == (c = getopt(argc, argv, "h"))) break; switch (c) { case 'h': usage(argv[0],0); default: usage(argv[0],1); } } tcp_verbose = 1; sock = tcp_connect(&ask,addr,port,host,serv); if (-1 == sock) exit(1); for (;;) { struct input_event ev; fd_set set; int rc; FD_ZERO(&set); FD_SET(sock,&set); rc = select(sock+1,&set,NULL,NULL,NULL); if (1 != rc) { perror("select"); exit(1); } rc = read(sock,&ev,sizeof(ev)); if (rc != sizeof(ev)) { fprintf(stderr,"read ret=%d (expected %d), errno=%s\n", rc,(int)sizeof(ev),strerror(errno)); exit(1); } /* convert from network byte order ... */ ev.time.tv_sec = ntohl(ev.time.tv_sec); ev.time.tv_usec = ntohl(ev.time.tv_usec); ev.type = ntohs(ev.type); ev.code = ntohs(ev.code); ev.value = ntohl(ev.value); print_event(&ev); } return 0;}/* --------------------------------------------------------------------- * Local variables: * c-basic-offset: 8 * End: */?? 快捷鍵說明
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