struct hostctrl *
hostctrl_remote_create_specific(const struct hostctrl_callback *cbs,
void *context,
struct sockaddr *local, socklen_t local_len ,
struct sockaddr *peer, socklen_t peer_len,
unsigned short flags)
{
struct message_channel *mc = NULL;
struct hostctrl *hc;
mc = message_channel_get_generic(MSG_CHANNEL_UDP, SOCK_DGRAM, 0,
local, local_len,
peer, peer_len, 0);
if (!mc) {
LOG_DBG("Could not create remote host control interface\n");
return NULL;
}
hc = hostctrl_create(mc, cbs, context);
if (!hc)
message_channel_put(mc);
else if (flags & HCF_START) {
if (hostctrl_start(hc) == -1) {
hostctrl_free(hc);
return NULL;
}
}
return hc;
}
struct hostctrl *hostctrl_local_create(const struct hostctrl_callback *cbs,
void *context,
unsigned short flags)
{
struct message_channel *mc = NULL;
struct hostctrl *hc;
#if defined(OS_LINUX)
struct sockaddr_nl local, peer;
memset(&peer, 0, sizeof(peer));
peer.nl_family = AF_NETLINK;
peer.nl_pid = 0; /* kernel */
/* the multicast group */
peer.nl_groups = 0;
memset(&local, 0, sizeof(local));
local.nl_family = AF_NETLINK;
local.nl_pid = 0; /* Auto assign ID */
/* the multicast group */
local.nl_groups = 1;
mc = message_channel_get_generic(MSG_CHANNEL_NETLINK, SOCK_RAW,
NETLINK_SERVAL,
(struct sockaddr *)&local,
sizeof(local),
(struct sockaddr *)&peer,
sizeof(peer), 0);
#endif
if (!mc) {
#if defined(OS_UNIX) && defined(ENABLE_USERMODE)
struct sockaddr_un local, peer;
memset(&local, 0, sizeof(local));
memset(&peer, 0, sizeof(peer));
local.sun_family = PF_UNIX;
snprintf(local.sun_path, sizeof(local.sun_path),
"/tmp/serval-client-%u-ctrl.sock",
getpid());
peer.sun_family = PF_UNIX;
strcpy(peer.sun_path, SERVAL_STACK_CTRL_PATH);
mc = message_channel_get_generic(MSG_CHANNEL_UNIX, SOCK_DGRAM,
0, (struct sockaddr *)&local,
sizeof(local),
(struct sockaddr *)&peer,
sizeof(peer), 0);
#endif
if (!mc) {
LOG_ERR("Could not create local host control interface\n");
return NULL;
}
}
hc = hostctrl_create(mc, cbs, context);
if (!hc)
message_channel_put(mc);
else if (flags & HCF_START) {
if (hostctrl_start(hc) == -1) {
hostctrl_free(hc);
return NULL;
}
}
return hc;
}
message_channel_t *message_channel_get(message_channel_type_t type)
{
return message_channel_get_generic(type, 0, 0, NULL, 0, NULL, 0, 1);
}
