FreeCalypso > hg > freecalypso-sw
view rvinterf/old/rvtdump_tx.c @ 911:42719fa3e6af
etmsync: memory read implemented
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Tue, 08 Sep 2015 07:52:29 +0000 |
parents | f42854da4563 |
children |
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/* * This module contains the implementation of the Tx extension to rvtdump */ #include <sys/types.h> #include <sys/socket.h> #include <sys/un.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include <unistd.h> #include "txpkt.h" static char sockpath[] = "/tmp/rvt_send_socket"; int sendsock_fd; u_char sendsock_pkt[MAX_PKT_TO_TARGET]; int sendsock_pktlen; create_send_socket() { /* local socket binding voodoo copied from osmocon */ struct sockaddr_un local; unsigned int namelen; int rc; sendsock_fd = socket(AF_UNIX, SOCK_DGRAM, 0); if (sendsock_fd < 0) { perror("socket(AF_UNIX, SOCK_DGRAM, 0)"); exit(1); } local.sun_family = AF_UNIX; strncpy(local.sun_path, sockpath, sizeof(local.sun_path)); local.sun_path[sizeof(local.sun_path) - 1] = '\0'; unlink(local.sun_path); /* 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); #endif rc = bind(sendsock_fd, (struct sockaddr *) &local, namelen); if (rc != 0) { perror("bind on local dgram socket"); exit(1); } return(0); } handle_sendsock() { sendsock_pktlen = recv(sendsock_fd, sendsock_pkt, MAX_PKT_TO_TARGET, 0); if (sendsock_pktlen <= 0) { fprintf(stderr, "return value from recv on socket: %d\n", sendsock_pktlen); exit(1); } send_pkt_to_target(sendsock_pkt, sendsock_pktlen); log_sent_packet(sendsock_pkt, sendsock_pktlen); }