FreeCalypso > hg > freecalypso-tools
view rfcal/tsid-test/fc-tsid-shell.c @ 217:dd3ec7c92bf1
ffstools/README renamed to README.old,
ffstools/Usage moved to doc/TIFFS-IVA-usage
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 20 May 2017 18:10:49 +0000 |
parents | 70bb11ba7485 |
children |
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/* * This program connects to the RF calibration Test System Interface Daemon * (TSID) over the local socket interface and allows manual human interaction * with the TSID for development. */ #include <sys/types.h> #include <sys/socket.h> #include <sys/un.h> #include <sys/errno.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include <unistd.h> extern int errno; static char default_socket_pathname[] = "/tmp/fc_rftest_socket"; char *socket_pathname; int sock; connect_local_socket() { /* local socket binding voodoo copied from osmocon */ struct sockaddr_un local; unsigned int namelen; int rc; sock = socket(AF_UNIX, SOCK_STREAM, 0); if (sock < 0) { perror("socket(AF_UNIX, SOCK_STREAM, 0)"); exit(1); } local.sun_family = AF_UNIX; strncpy(local.sun_path, socket_pathname, sizeof(local.sun_path)); local.sun_path[sizeof(local.sun_path) - 1] = '\0'; /* we use the same magic that X11 uses in Xtranssock.c for * calculating the proper length of the sockaddr */ #if defined(BSD44SOCKETS) || defined(__UNIXWARE__) local.sun_len = strlen(local.sun_path); #endif #if defined(BSD44SOCKETS) || defined(SUN_LEN) namelen = SUN_LEN(&local); #else namelen = strlen(local.sun_path) + offsetof(struct sockaddr_un, sun_path) + 1; #endif rc = connect(sock, (struct sockaddr *) &local, namelen); if (rc != 0) { perror(socket_pathname); exit(1); } return(0); } main(argc, argv) char **argv; { char buf[BUFSIZ]; fd_set fds, fds1; register int i, cc, max; switch (argc) { case 1: socket_pathname = default_socket_pathname; break; case 2: socket_pathname = argv[1]; break; default: fprintf(stderr, "usage: %s [socket-pathname]\n", argv[0]); exit(1); } connect_local_socket(); FD_ZERO(&fds); FD_SET(0, &fds); FD_SET(sock, &fds); max = sock + 1; for (;;) { bcopy(&fds, &fds1, sizeof(fd_set)); i = select(max, &fds1, NULL, NULL, NULL); if (i < 0) { if (errno == EINTR) continue; perror("select"); exit(1); } if (FD_ISSET(0, &fds1)) { cc = read(0, buf, sizeof buf); if (cc <= 0) exit(0); write(sock, buf, cc); } if (FD_ISSET(sock, &fds1)) { cc = read(sock, buf, sizeof buf); if (cc <= 0) { fprintf(stderr, "EOF/error on socket read\n"); exit(1); } write(1, buf, cc); } } }