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freetdm: add asynchronous signal notification

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This commit is contained in:
Moises Silva
2010-08-31 18:13:56 -04:00
parent ecfc4714e3
commit 3f3d412b4b
4 changed files with 71 additions and 24 deletions
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35
libs/freetdm/src/include/freetdm.h
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@@ -331,23 +331,6 @@ typedef struct ftdm_channel_config {
float txgain;
} ftdm_channel_config_t;
/*! \brief Generic signaling message */
struct ftdm_sigmsg {
ftdm_signal_event_t event_id; /*!< The type of message */
ftdm_channel_t *channel; /*!< Related channel */
uint32_t chan_id; /*!< easy access to chan id */
uint32_t span_id; /*!< easy access to span_id */
void *raw_data; /*!< Message specific data if any */
uint32_t raw_data_len; /*!< Data len in case is needed */
};
/*! \brief Crash policy
* Useful for debugging only, default policy is never, if you wish to crash on asserts then use ftdm_global_set_crash_policy */
typedef enum {
FTDM_CRASH_NEVER = 0,
FTDM_CRASH_ON_ASSERT
} ftdm_crash_policy_t;
/*!
\brief Signaling status on a given span or specific channel on protocols that support it
*/
@@ -366,6 +349,24 @@ typedef enum {
/*! \brief Move from string to ftdm_signaling_status_t and viceversa */
FTDM_STR2ENUM_P(ftdm_str2ftdm_signaling_status, ftdm_signaling_status2str, ftdm_signaling_status_t)
/*! \brief Generic signaling message */
struct ftdm_sigmsg {
ftdm_signal_event_t event_id; /*!< The type of message */
ftdm_channel_t *channel; /*!< Related channel */
uint32_t chan_id; /*!< easy access to chan id */
uint32_t span_id; /*!< easy access to span_id */
ftdm_signaling_status_t sigstatus; /*!< Signaling status (valid if event_id is FTDM_SIGEVENT_SIGSTATUS_CHANGED) */
void *raw_data; /*!< Message specific data if any */
uint32_t raw_data_len; /*!< Data len in case is needed */
};
/*! \brief Crash policy
* Useful for debugging only, default policy is never, if you wish to crash on asserts then use ftdm_global_set_crash_policy */
typedef enum {
FTDM_CRASH_NEVER = 0,
FTDM_CRASH_ON_ASSERT
} ftdm_crash_policy_t;
/*! \brief I/O waiting flags */
typedef enum {
FTDM_NO_FLAGS = 0,

4
libs/freetdm/src/include/private/ftdm_core.h
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@@ -466,6 +466,7 @@ struct ftdm_span {
ftdm_state_map_t *state_map;
ftdm_caller_data_t default_caller_data;
ftdm_queue_t *pendingchans;
ftdm_queue_t *pendingsignals;
struct ftdm_span *next;
};
@@ -579,6 +580,9 @@ FT_DECLARE(ftdm_status_t) ftdm_span_next_event(ftdm_span_t *span, ftdm_event_t *
*/
FT_DECLARE(ftdm_status_t) ftdm_channel_queue_dtmf(ftdm_channel_t *ftdmchan, const char *dtmf);
/* dequeue pending signals and notify the user via the span signal callback */
FT_DECLARE(ftdm_status_t) ftdm_span_trigger_signals(const ftdm_span_t *span);
/*!
\brief Assert condition
*/

4
libs/freetdm/src/include/private/ftdm_types.h
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@@ -176,6 +176,10 @@ typedef enum {
FTDM_SPAN_USE_CHAN_QUEUE = (1 << 6),
FTDM_SPAN_SUGGEST_CHAN_ID = (1 << 7),
FTDM_SPAN_USE_AV_RATE = (1 << 8),
/* If you use this flag, you MUST call ftdm_span_trigger_signals to deliver the user signals
* after having called ftdm_send_span_signal(), which with this flag it will just enqueue the signal
* for later delivery */
FTDM_SPAN_USE_SIGNALS_QUEUE = (1 << 9),
} ftdm_span_flag_t;
/*! \brief Channel supported features */