cellular-infrastructure
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osmo-sip-connector
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Change-Id: Icf0e9211a4e93eb1b05b5a5d68f9ba766982da8d
This commit is contained in:
Harald Welte 2018-03-19 10:00:01 +01:00
parent cdc5e591bb
commit 05cd0f2628
1 changed files with 14 additions and 0 deletions
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14
src/mncc.c
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@ -82,6 +82,7 @@ static void stop_cmd_timer(struct mncc_call_leg *leg, uint32_t got_res)
osmo_timer_del(&leg->cmd_timeout);
}
/* Find a MNCC Call leg (whether MO or MT) by given callref */
static struct mncc_call_leg *mncc_find_leg(uint32_t callref)
{
struct call *call;
@ -146,6 +147,7 @@ static void mncc_rtp_send(struct mncc_connection *conn, uint32_t msg_type, uint3
}
}
/* Send a MNCC_RTP_CONNET to the MSC for the given call legs */
static bool send_rtp_connect(struct mncc_call_leg *leg, struct call_leg *other)
{
struct gsm_mncc_rtp mncc = { 0, };
@ -174,6 +176,7 @@ static bool send_rtp_connect(struct mncc_call_leg *leg, struct call_leg *other)
return true;
}
/* CONNECT call-back for MNCC call leg */
static void mncc_call_leg_connect(struct call_leg *_leg)
{
struct mncc_call_leg *leg;
@ -192,6 +195,7 @@ static void mncc_call_leg_connect(struct call_leg *_leg)
mncc_send(leg->conn, MNCC_SETUP_RSP, leg->callref);
}
/* RING call-back for MNCC call leg */
static void mncc_call_leg_ring(struct call_leg *_leg)
{
struct gsm_mncc out_mncc = { 0, };
@ -219,6 +223,7 @@ static void mncc_call_leg_ring(struct call_leg *_leg)
send_rtp_connect(leg, other_leg);
}
/* RELEASE call-back for MNCC call leg */
static void mncc_call_leg_release(struct call_leg *_leg)
{
struct mncc_call_leg *leg;
@ -262,6 +267,7 @@ static void mncc_call_leg_release(struct call_leg *_leg)
}
}
/* Close the MNCC connection/socket */
static void close_connection(struct mncc_connection *conn)
{
osmo_fd_unregister(&conn->fd);
@ -389,6 +395,7 @@ static int continue_setup(struct mncc_connection *conn, struct gsm_mncc *mncc)
return 1;
}
/* Check + Process MNCC_SETUP_IND (MO call) */
static void check_setup(struct mncc_connection *conn, char *buf, int rc)
{
struct gsm_mncc *data;
@ -452,6 +459,12 @@ static void check_setup(struct mncc_connection *conn, char *buf, int rc)
mncc_rtp_send(conn, MNCC_RTP_CREATE, data->callref);
}
/*! Find MNCC Call leg by given MNCC message
* \param conn MNCC socket/connection
* \param[in] buf buffer containing MNCC message
* \param[in] rc length of message in \a buf
* \param[out] mncc return pointer to MNCC message
* \returns call leg (if found) or NULL */
static struct mncc_call_leg *find_leg(struct mncc_connection *conn,
char *buf, int rc, struct gsm_mncc **mncc)
{
@ -787,6 +800,7 @@ static void mncc_reconnect(void *data)
conn->state = MNCC_WAIT_VERSION;
}
/* osmo-fd read call-back for MNCC socket: read MNCC message + dispatch it */
static int mncc_data(struct osmo_fd *fd, unsigned int what)
{
char buf[4096];