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nat: Handle all queueing to the MSC through the same function.

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This commit is contained in:
Holger Hans Peter Freyther
2010-04-22 19:11:37 +08:00
parent ab7539cc89
commit 9d56d0c45b
1 changed files with 12 additions and 16 deletions
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28
openbsc/src/nat/bsc_nat.c
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@@ -90,6 +90,14 @@ int gsm0408_rcvmsg(struct msgb *msg, u_int8_t link_id)
return -1;
}
static void queue_for_msc(struct bsc_msc_connection *con, struct msgb *msg)
{
if (write_queue_enqueue(&msc_con->write_queue, msg) != 0) {
LOGP(DINP, LOGL_ERROR, "Failed to enqueue the write.\n");
msgb_free(msg);
}
}
static void send_reset_ack(struct bsc_connection *bsc)
{
static const u_int8_t gsm_reset_ack[] = {
@@ -147,10 +155,7 @@ static void nat_send_rlsd(struct sccp_connections *conn)
ipaccess_prepend_header(msg, IPAC_PROTO_SCCP);
if (write_queue_enqueue(&msc_con->write_queue, msg) != 0) {
LOGP(DINP, LOGL_ERROR, "Failed to enqueue the write.\n");
msgb_free(msg);
}
queue_for_msc(msc_con, msg);
}
static void nat_send_rlc(struct sccp_source_reference *src,
@@ -173,10 +178,7 @@ static void nat_send_rlc(struct sccp_source_reference *src,
ipaccess_prepend_header(msg, IPAC_PROTO_SCCP);
if (write_queue_enqueue(&msc_con->write_queue, msg) != 0) {
LOGP(DINP, LOGL_ERROR, "Failed to enqueue the write.\n");
msgb_free(msg);
}
queue_for_msc(msc_con, msg);
}
static void send_mgcp_reset(struct bsc_connection *bsc)
@@ -369,10 +371,7 @@ static void msc_send_reset(struct bsc_msc_connection *msc_con)
msg->l2h = msgb_put(msg, sizeof(reset));
memcpy(msg->l2h, reset, msgb_l2len(msg));
if (write_queue_enqueue(&msc_con->write_queue, msg) != 0) {
LOGP(DMSC, LOGL_ERROR, "Failed to enqueue reset msg.\n");
msgb_free(msg);
}
queue_for_msc(msc_con, msg);
LOGP(DMSC, LOGL_NOTICE, "Scheduled GSM0808 reset msg for the MSC.\n");
}
@@ -565,10 +564,7 @@ static int forward_sccp_to_msc(struct bsc_connection *bsc, struct msgb *msg)
}
/* send the non-filtered but maybe modified msg */
if (write_queue_enqueue(&msc_con->write_queue, msg) != 0) {
LOGP(DNAT, LOGL_ERROR, "Can not queue message for the MSC.\n");
msgb_free(msg);
}
queue_for_msc(msc_con, msg);
talloc_free(parsed);
return 0;