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freetdm: added channel variable iterator for signaling specific data

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This commit is contained in:
Moises Silva
2010-09-01 14:42:34 -04:00
parent 4fc415b6e8
commit a278b6b403
5 changed files with 122 additions and 34 deletions
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22
libs/freetdm/src/include/freetdm.h
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@@ -381,6 +381,9 @@ typedef struct ftdm_conf_parameter {
void *ptr;
} ftdm_conf_parameter_t;
/*! \brief Opaque general purpose iterator */
typedef void ftdm_iterator_t;
/*! \brief Channel commands that can be executed through ftdm_channel_command() */
typedef enum {
FTDM_COMMAND_NOOP,
@@ -1014,14 +1017,25 @@ FT_DECLARE(ftdm_status_t) ftdm_channel_read(ftdm_channel_t *ftdmchan, void *data
*/
FT_DECLARE(ftdm_status_t) ftdm_channel_write(ftdm_channel_t *ftdmchan, void *data, ftdm_size_t datasize, ftdm_size_t *datalen);
/*! \brief Add a custom variable to the channel */
/*! \brief Add a custom variable to the channel
* \note This variables may be used by signaling modules to override signaling parameters
* \todo Document which signaling variables are available
* */
FT_DECLARE(ftdm_status_t) ftdm_channel_add_var(ftdm_channel_t *ftdmchan, const char *var_name, const char *value);
/*! \brief Get a custom variable from the channel */
/*! \brief Get a custom variable from the channel.
* \note The variable pointer returned is only valid while the channel is open and it'll be destroyed when the channel is closed. */
FT_DECLARE(const char *) ftdm_channel_get_var(ftdm_channel_t *ftdmchan, const char *var_name);
/*! \brief Clear custom channel variables from the channel */
FT_DECLARE(ftdm_status_t) ftdm_channel_clear_vars(ftdm_channel_t *ftdmchan);
/*! \brief Get an iterator to iterate over the channel variables
* \note The iterator pointer returned is only valid while the channel is open and it'll be destroyed when the channel is closed. */
FT_DECLARE(ftdm_iterator_t *) ftdm_channel_get_var_iterator(const ftdm_channel_t *ftdmchan);
/*! \brief Get variable name and value for the current iterator position */
FT_DECLARE(ftdm_status_t) ftdm_channel_get_current_var(ftdm_iterator_t *iter, const char **var_name, const char **var_val);
/*! \brief Advance iterator */
FT_DECLARE(ftdm_iterator_t *) ftdm_iterator_next(ftdm_iterator_t *iter);
/*! \brief Get the span pointer associated to the channel */
FT_DECLARE(ftdm_span_t *) ftdm_channel_get_span(const ftdm_channel_t *ftdmchan);

1
libs/freetdm/src/include/private/ftdm_core.h
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@@ -579,7 +579,6 @@ 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);
/*!
\brief Assert condition
*/