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Merge branch 'master' of git://tinc-vpn.org/tinc into 1.1

Browse source 
Conflicts:
	NEWS
	README
	configure.in
	doc/tincd.8.in
	src/Makefile.am
	src/bsd/device.c
	src/connection.c
	src/connection.h
	src/cygwin/device.c
	src/device.h
	src/dropin.h
	src/linux/device.c
	src/mingw/device.c
	src/net.c
	src/net_packet.c
	src/net_setup.c
	src/net_socket.c
	src/process.c
	src/protocol.c
	src/protocol_key.c
	src/raw_socket_device.c
	src/route.c
	src/solaris/device.c
	src/tincd.c
	src/uml_device.c
This commit is contained in:
Guus Sliepen 2012-02-22 14:23:59 +01:00
commit 3fba80174d
33 changed files with 614 additions and 273 deletions
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74
src/net_socket.c
View file

@ -1,7 +1,7 @@
/*
net_socket.c -- Handle various kinds of sockets.
Copyright (C) 1998-2005 Ivo Timmermans,
2000-2010 Guus Sliepen <guus@tinc-vpn.org>
2000-2012 Guus Sliepen <guus@tinc-vpn.org>
2006 Scott Lamb <slamb@slamb.org>
2009 Florian Forster <octo@verplant.org>
@ -33,8 +33,6 @@
#include "utils.h"
#include "xalloc.h"
#include <assert.h>
/* Needed on Mac OS/X */
#ifndef SOL_TCP
#define SOL_TCP IPPROTO_TCP
@ -109,63 +107,6 @@ static bool bind_to_interface(int sd) {
return true;
}
static bool bind_to_address(connection_t *c) {
char *node;
struct addrinfo *ai_list;
struct addrinfo *ai_ptr;
struct addrinfo ai_hints;
int status;
assert(c != NULL);
assert(c->socket >= 0);
node = NULL;
if(!get_config_string(lookup_config(config_tree, "BindToAddress"),
&node))
return true;
assert(node != NULL);
memset(&ai_hints, 0, sizeof(ai_hints));
ai_hints.ai_family = c->address.sa.sa_family;
/* We're called from `do_outgoing_connection' only. */
ai_hints.ai_socktype = SOCK_STREAM;
ai_hints.ai_protocol = IPPROTO_TCP;
ai_list = NULL;
status = getaddrinfo(node, /* service = */ NULL,
&ai_hints, &ai_list);
if(status) {
logger(LOG_WARNING, "Error looking up %s port %s: %s",
node, "any", gai_strerror(status));
free(node);
return false;
}
assert(ai_list != NULL);
status = -1;
for(ai_ptr = ai_list; ai_ptr != NULL; ai_ptr = ai_ptr->ai_next) {
status = bind(c->socket,
ai_list->ai_addr, ai_list->ai_addrlen);
if(!status)
break;
}
if(status) {
logger(LOG_ERR, "Can't bind to %s/tcp: %s", node, sockstrerror(sockerrno));
} else ifdebug(CONNECTIONS) {
logger(LOG_DEBUG, "Successfully bound outgoing "
"TCP socket to %s", node);
}
free(node);
freeaddrinfo(ai_list);
return status ? false : true;
}
int setup_listen_socket(const sockaddr_t *sa) {
int nfd;
char *addrstr;
@ -179,6 +120,10 @@ int setup_listen_socket(const sockaddr_t *sa) {
return -1;
}
#ifdef FD_CLOEXEC
fcntl(nfd, F_SETFD, FD_CLOEXEC);
#endif
/* Optimize TCP settings */
option = 1;
@ -237,6 +182,10 @@ int setup_vpn_in_socket(const sockaddr_t *sa) {
return -1;
}
#ifdef FD_CLOEXEC
fcntl(nfd, F_SETFD, FD_CLOEXEC);
#endif
#ifdef O_NONBLOCK
{
int flags = fcntl(nfd, F_GETFL);
@ -409,6 +358,10 @@ begin:
c->socket = socket(c->address.sa.sa_family, SOCK_STREAM, IPPROTO_TCP);
#ifdef FD_CLOEXEC
fcntl(c->socket, F_SETFD, FD_CLOEXEC);
#endif
if(c->socket == -1) {
ifdebug(CONNECTIONS) logger(LOG_ERR, "Creating socket for %s failed: %s", c->hostname, sockstrerror(sockerrno));
goto begin;
@ -421,7 +374,6 @@ begin:
#endif
bind_to_interface(c->socket);
bind_to_address(c);
/* Optimize TCP settings */