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116 lines
2.4 KiB
C
116 lines
2.4 KiB
C
/* ==== test_sock_1.c =========================================================
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* Copyright (c) 1993 by Chris Provenzano, proven@athena.mit.edu
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*
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* Description : Test pthread_create() and pthread_exit() calls.
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*
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* 1.00 93/08/03 proven
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* -Started coding this file.
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*/
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#include <pthread.h>
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#include <errno.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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struct sockaddr_in a_sout;
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#define MESSAGE5 "This should be message #5"
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#define MESSAGE6 "This should be message #6"
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void * sock_write(void* arg)
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{
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int fd = *(int *)arg;
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write(fd, MESSAGE5, sizeof(MESSAGE5));
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return(NULL);
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}
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void * sock_accept(void* arg)
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{
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pthread_t thread;
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struct sockaddr a_sin;
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int a_sin_size, a_fd, fd, tmp;
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short port;
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char buf[1024];
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port = 3276;
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a_sout.sin_family = AF_INET;
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a_sout.sin_port = htons(port);
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a_sout.sin_addr.s_addr = INADDR_ANY;
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if ((a_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
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printf("Error: sock_accept:socket()\n");
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exit(1);
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}
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while (bind(a_fd, (struct sockaddr *) &a_sout, sizeof(a_sout)) < 0) {
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if (errno == EADDRINUSE) {
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a_sout.sin_port = htons((++port));
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continue;
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}
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printf("Error: sock_accept:bind()\n");
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exit(1);
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}
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if (listen(a_fd, 2)) {
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printf("Error: sock_accept:listen()\n");
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exit(1);
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}
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a_sin_size = sizeof(a_sin);
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printf("This should be message #1\n");
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if ((fd = accept(a_fd, &a_sin, &a_sin_size)) < 0) {
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printf("Error: sock_accept:accept()\n");
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exit(1);
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}
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close(fd);
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sleep(1);
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a_sin_size = sizeof(a_sin);
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memset(&a_sin, 0, sizeof(a_sin));
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printf("This should be message #4\n");
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if ((fd = accept(a_fd, &a_sin, &a_sin_size)) < 0) {
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printf("Error: sock_accept:accept()\n");
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exit(1);
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}
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/* Setup a write thread */
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if (pthread_create(&thread, NULL, sock_write, &fd)) {
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printf("Error: sock_accept:pthread_create(sock_write)\n");
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exit(1);
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}
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if ((tmp = read(fd, buf, 1024)) <= 0) {
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tmp = read(fd, buf, 1024);
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printf("Error: sock_accept:read() == %d\n", tmp);
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exit(1);
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}
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printf("%s\n", buf);
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close(fd);
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}
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main()
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{
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pthread_t thread;
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int i;
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switch(fork()) {
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case -1:
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printf("Error: main:fork()\n");
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break;
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case 0:
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execl("test_sock_2a", "test_sock_2a", "fork okay", NULL);
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default:
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break;
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}
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setbuf(stdout, NULL);
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setbuf(stderr, NULL);
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if (pthread_create(&thread, NULL, sock_accept, (void *)0xdeadbeaf)) {
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printf("Error: main:pthread_create(sock_accept)\n");
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exit(1);
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}
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pthread_exit(NULL);
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}
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