X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fbsd%2Fdevice.c;h=a9e39d4a4239f3503999a201f181706ec51194a1;hb=108b238915c5f58b3d94ab433dc5d04e064c2b11;hp=4dd2b57fd3b7733a8ed5453303dfd78367763552;hpb=4c85542894f7fca823b119b05e07179deb24229a;p=tinc diff --git a/src/bsd/device.c b/src/bsd/device.c index 4dd2b57f..a9e39d4a 100644 --- a/src/bsd/device.c +++ b/src/bsd/device.c @@ -2,6 +2,7 @@ device.c -- Interaction BSD tun/tap device Copyright (C) 2001-2005 Ivo Timmermans, 2001-2009 Guus Sliepen + 2009 Grzegorz Dymarek This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -149,6 +150,17 @@ bool setup_device(void) { if(routing_mode == RMODE_ROUTER) overwrite_mac = true; device_info = "Generic BSD tap device"; +#ifdef TAPGIFNAME + { + struct ifreq ifr; + if(ioctl(device_fd, TAPGIFNAME, (void*)&ifr) == 0) { + if(iface) + free(iface); + iface = xstrdup(ifr.ifr_name); + } + } + +#endif break; #ifdef HAVE_TUNEMU case DEVICE_TYPE_TUNEMU: @@ -178,20 +190,20 @@ void close_device(void) { } bool read_packet(vpn_packet_t *packet) { - int lenin; + int inlen; switch(device_type) { case DEVICE_TYPE_TUN: #ifdef HAVE_TUNEMU case DEVICE_TYPE_TUNEMU: if(device_type == DEVICE_TYPE_TUNEMU) - lenin = tunemu_read(device_fd, packet->data + 14, MTU - 14); + inlen = tunemu_read(device_fd, packet->data + 14, MTU - 14); else #else - lenin = read(device_fd, packet->data + 14, MTU - 14); + inlen = read(device_fd, packet->data + 14, MTU - 14); #endif - if(lenin <= 0) { + if(inlen <= 0) { logger(LOG_ERR, "Error while reading from %s %s: %s", device_info, device, strerror(errno)); return false; @@ -208,19 +220,19 @@ bool read_packet(vpn_packet_t *packet) { break; default: ifdebug(TRAFFIC) logger(LOG_ERR, - _ ("Unknown IP version %d while reading packet from %s %s"), + "Unknown IP version %d while reading packet from %s %s", packet->data[14] >> 4, device_info, device); return false; } - packet->len = lenin + 14; + packet->len = inlen + 14; break; case DEVICE_TYPE_TUNIFHEAD: { u_int32_t type; - struct iovec vector[2] = {{&type, sizeof(type)}, {packet->data + 14, MTU - 14}}; + struct iovec vector[2] = {{&type, sizeof type}, {packet->data + 14, MTU - 14}}; - if((lenin = readv(device_fd, vector, 2)) <= 0) { + if((inlen = readv(device_fd, vector, 2)) <= 0) { logger(LOG_ERR, "Error while reading from %s %s: %s", device_info, device, strerror(errno)); return false; @@ -239,23 +251,23 @@ bool read_packet(vpn_packet_t *packet) { default: ifdebug(TRAFFIC) logger(LOG_ERR, - _ ("Unknown address family %x while reading packet from %s %s"), + "Unknown address family %x while reading packet from %s %s", ntohl(type), device_info, device); return false; } - packet->len = lenin + 10; + packet->len = inlen + 10; break; } case DEVICE_TYPE_TAP: - if((lenin = read(device_fd, packet->data, MTU)) <= 0) { + if((inlen = read(device_fd, packet->data, MTU)) <= 0) { logger(LOG_ERR, "Error while reading from %s %s: %s", device_info, device, strerror(errno)); return false; } - packet->len = lenin; + packet->len = inlen; break; default: @@ -267,7 +279,6 @@ bool read_packet(vpn_packet_t *packet) { ifdebug(TRAFFIC) logger(LOG_DEBUG, "Read packet of %d bytes from %s", packet->len, device_info); - logger(LOG_INFO, "E:fd_read"); return true; } @@ -286,7 +297,7 @@ bool write_packet(vpn_packet_t *packet) { case DEVICE_TYPE_TUNIFHEAD: { u_int32_t type; - struct iovec vector[2] = {{&type, sizeof(type)}, {packet->data + 14, packet->len - 14}}; + struct iovec vector[2] = {{&type, sizeof type}, {packet->data + 14, packet->len - 14}}; int af; af = (packet->data[12] << 8) + packet->data[13];