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/* $Id$ */
/***
This file is part of avahi.
avahi is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
avahi is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with avahi; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <assert.h>
#include <netdb.h>
#include <unistd.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <sys/types.h>
#include <howl.h>
#include "warn.h"
sw_ipv4_address sw_ipv4_address_any(void) {
sw_ipv4_address a;
AVAHI_WARN_LINKAGE;
a.m_addr = htonl(INADDR_ANY);
return a;
}
sw_ipv4_address sw_ipv4_address_loopback(void) {
sw_ipv4_address a;
AVAHI_WARN_LINKAGE;
a.m_addr = htonl(INADDR_LOOPBACK);
return a;
}
sw_result sw_ipv4_address_init(sw_ipv4_address * self) {
assert(self);
AVAHI_WARN_LINKAGE;
self->m_addr = htonl(INADDR_ANY);
return SW_OKAY;
}
sw_result sw_ipv4_address_init_from_saddr(
sw_ipv4_address *self,
sw_saddr addr) {
assert(self);
AVAHI_WARN_LINKAGE;
self->m_addr = addr;
return SW_OKAY;
}
sw_result sw_ipv4_address_init_from_name(
sw_ipv4_address *self,
sw_const_string name) {
struct hostent *he;
assert(self);
assert(name);
AVAHI_WARN_LINKAGE;
if (!(he = gethostbyname(name)))
return SW_E_UNKNOWN;
self->m_addr = *(uint32_t*) he->h_addr;
return SW_OKAY;
}
sw_result sw_ipv4_address_init_from_address(
sw_ipv4_address *self,
sw_ipv4_address addr) {
assert(self);
AVAHI_WARN_LINKAGE;
self->m_addr = addr.m_addr;
return SW_OKAY;
}
sw_result sw_ipv4_address_init_from_this_host(sw_ipv4_address *self) {
struct sockaddr_in sa;
int fd;
socklen_t l = sizeof(sa);
assert(self);
AVAHI_WARN_LINKAGE;
/* This is so fucked up ... */
memset(&sa, 0, sizeof(sa));
sa.sin_family = AF_INET;
sa.sin_addr.s_addr = inet_addr("192.168.1.1"); /* Ouch */
sa.sin_port = htons(5555);
if ((fd = socket(PF_INET, SOCK_DGRAM, 0)) < 0 ||
connect(fd, (struct sockaddr*) &sa, sizeof(sa)) < 0 ||
getsockname(fd, (struct sockaddr*) &sa, &l) < 0) {
if (fd >= 0)
close(fd);
perror("fuck");
return SW_E_UNKNOWN;
}
assert(l == sizeof(sa));
close(fd);
self->m_addr = sa.sin_addr.s_addr;
return SW_OKAY;
}
sw_result sw_ipv4_address_fina(sw_ipv4_address self) {
AVAHI_WARN_LINKAGE;
/* This is ridiculous ... */
return SW_OKAY;
}
sw_bool sw_ipv4_address_is_any(sw_ipv4_address self) {
AVAHI_WARN_LINKAGE;
return self.m_addr == htonl(INADDR_ANY);
}
sw_saddr sw_ipv4_address_saddr(sw_ipv4_address self) {
AVAHI_WARN_LINKAGE;
return self.m_addr;
}
sw_string sw_ipv4_address_name(
sw_ipv4_address self,
sw_string name,
sw_uint32 len) {
assert(name);
assert(len > 0);
AVAHI_WARN_LINKAGE;
if (len < INET_ADDRSTRLEN)
return NULL;
if (!(inet_ntop(AF_INET, &self.m_addr, name, len)))
return NULL;
return name;
}
sw_result sw_ipv4_address_decompose(
sw_ipv4_address self,
sw_uint8 * a1,
sw_uint8 * a2,
sw_uint8 * a3,
sw_uint8 * a4) {
uint32_t a;
AVAHI_WARN_LINKAGE;
a = ntohl(self.m_addr);
assert(a1);
assert(a2);
assert(a3);
assert(a4);
*a1 = (uint8_t) (a >> 24);
*a2 = (uint8_t) (a >> 16);
*a3 = (uint8_t) (a >> 8);
*a4 = (uint8_t) (a);
return SW_OKAY;
}
sw_bool sw_ipv4_address_equals(
sw_ipv4_address self,
sw_ipv4_address addr) {
AVAHI_WARN_LINKAGE;
return self.m_addr == addr.m_addr;
}
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