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nat: Use the write_queue inside the CFG.

This commit is contained in:
Holger Hans Peter Freyther 2010-09-18 21:13:54 +08:00
parent 6f6801066b
commit 249d69a26c
2 changed files with 39 additions and 39 deletions
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1
openbsc/include/openbsc/bsc_nat.h
View File

@ -190,7 +190,6 @@ struct bsc_nat {
/* MGCP config */
struct mgcp_config *mgcp_cfg;
struct write_queue mgcp_queue;
uint8_t mgcp_msg[4096];
int mgcp_length;

77
openbsc/src/nat/bsc_mgcp_utils.c
View File

@ -412,7 +412,7 @@ void bsc_mgcp_forward(struct bsc_connection *bsc, struct msgb *msg)
return;
}
if (write_queue_enqueue(&bsc->nat->mgcp_queue, output) != 0) {
if (write_queue_enqueue(&bsc->nat->mgcp_cfg->gw_fd, output) != 0) {
LOGP(DMGCP, LOGL_ERROR, "Failed to queue MGCP msg.\n");
msgb_free(output);
}
@ -562,7 +562,7 @@ static int mgcp_do_read(struct bsc_fd *fd)
/* we do have a direct answer... e.g. AUEP */
if (resp) {
if (write_queue_enqueue(&nat->mgcp_queue, resp) != 0) {
if (write_queue_enqueue(&nat->mgcp_cfg->gw_fd, resp) != 0) {
LOGP(DMGCP, LOGL_ERROR, "Failed to enqueue msg.\n");
msgb_free(resp);
}
@ -589,81 +589,82 @@ int bsc_mgcp_nat_init(struct bsc_nat *nat)
{
int on;
struct sockaddr_in addr;
struct mgcp_config *cfg = nat->mgcp_cfg;
if (!nat->mgcp_cfg->call_agent_addr) {
if (!cfg->call_agent_addr) {
LOGP(DMGCP, LOGL_ERROR, "The BSC nat requires the call agent ip to be set.\n");
return -1;
}
if (nat->mgcp_cfg->bts_ip) {
if (cfg->bts_ip) {
LOGP(DMGCP, LOGL_ERROR, "Do not set the BTS ip for the nat.\n");
return -1;
}
nat->mgcp_queue.bfd.fd = socket(AF_INET, SOCK_DGRAM, 0);
if (nat->mgcp_queue.bfd.fd < 0) {
cfg->gw_fd.bfd.fd = socket(AF_INET, SOCK_DGRAM, 0);
if (cfg->gw_fd.bfd.fd < 0) {
LOGP(DMGCP, LOGL_ERROR, "Failed to create MGCP socket. errno: %d\n", errno);
return -1;
}
on = 1;
setsockopt(nat->mgcp_queue.bfd.fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
setsockopt(cfg->gw_fd.bfd.fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
addr.sin_family = AF_INET;
addr.sin_port = htons(nat->mgcp_cfg->source_port);
inet_aton(nat->mgcp_cfg->source_addr, &addr.sin_addr);
addr.sin_port = htons(cfg->source_port);
inet_aton(cfg->source_addr, &addr.sin_addr);
if (bind(nat->mgcp_queue.bfd.fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
if (bind(cfg->gw_fd.bfd.fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
LOGP(DMGCP, LOGL_ERROR, "Failed to bind. errno: %d\n", errno);
close(nat->mgcp_queue.bfd.fd);
nat->mgcp_queue.bfd.fd = -1;
close(cfg->gw_fd.bfd.fd);
cfg->gw_fd.bfd.fd = -1;
return -1;
}
addr.sin_port = htons(2727);
inet_aton(nat->mgcp_cfg->call_agent_addr, &addr.sin_addr);
if (connect(nat->mgcp_queue.bfd.fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
inet_aton(cfg->call_agent_addr, &addr.sin_addr);
if (connect(cfg->gw_fd.bfd.fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
LOGP(DMGCP, LOGL_ERROR, "Failed to connect to: '%s'. errno: %d\n",
nat->mgcp_cfg->call_agent_addr, errno);
close(nat->mgcp_queue.bfd.fd);
nat->mgcp_queue.bfd.fd = -1;
cfg->call_agent_addr, errno);
close(cfg->gw_fd.bfd.fd);
cfg->gw_fd.bfd.fd = -1;
return -1;
}
write_queue_init(&nat->mgcp_queue, 10);
nat->mgcp_queue.bfd.when = BSC_FD_READ;
nat->mgcp_queue.bfd.data = nat;
nat->mgcp_queue.read_cb = mgcp_do_read;
nat->mgcp_queue.write_cb = mgcp_do_write;
write_queue_init(&cfg->gw_fd, 10);
cfg->gw_fd.bfd.when = BSC_FD_READ;
cfg->gw_fd.bfd.data = nat;
cfg->gw_fd.read_cb = mgcp_do_read;
cfg->gw_fd.write_cb = mgcp_do_write;
if (bsc_register_fd(&nat->mgcp_queue.bfd) != 0) {
if (bsc_register_fd(&cfg->gw_fd.bfd) != 0) {
LOGP(DMGCP, LOGL_ERROR, "Failed to register MGCP fd.\n");
close(nat->mgcp_queue.bfd.fd);
nat->mgcp_queue.bfd.fd = -1;
close(cfg->gw_fd.bfd.fd);
cfg->gw_fd.bfd.fd = -1;
return -1;
}
/* some more MGCP config handling */
if (nat->mgcp_cfg->audio_name)
talloc_free(nat->mgcp_cfg->audio_name);
nat->mgcp_cfg->audio_name = NULL;
if (cfg->audio_name)
talloc_free(cfg->audio_name);
cfg->audio_name = NULL;
nat->mgcp_cfg->audio_payload = -1;
nat->mgcp_cfg->data = nat;
nat->mgcp_cfg->policy_cb = bsc_mgcp_policy_cb;
nat->mgcp_cfg->force_realloc = 1;
cfg->audio_payload = -1;
cfg->data = nat;
cfg->policy_cb = bsc_mgcp_policy_cb;
cfg->force_realloc = 1;
if (nat->mgcp_cfg->bts_ip)
talloc_free(nat->mgcp_cfg->bts_ip);
nat->mgcp_cfg->bts_ip = "";
if (cfg->bts_ip)
talloc_free(cfg->bts_ip);
cfg->bts_ip = "";
nat->bsc_endpoints = talloc_zero_array(nat,
struct bsc_endpoint,
nat->mgcp_cfg->number_endpoints + 1);
cfg->number_endpoints + 1);
if (!nat->bsc_endpoints) {
LOGP(DMGCP, LOGL_ERROR, "Failed to allocate nat endpoints\n");
close(nat->mgcp_queue.bfd.fd);
nat->mgcp_queue.bfd.fd = -1;
close(cfg->gw_fd.bfd.fd);
cfg->gw_fd.bfd.fd = -1;
return -1;
}