main/pbx: Move hangup handler routines to pbx_hangup_handler.c.

This is the sixth patch in a series meant to reduce the bulk of pbx.c.
This moves hangup handler management functions to their own source.

Change-Id: Ib25a75aa57fc7d5c4294479e5cc46775912fb104

1 files changed, 0 insertions, 244 deletions

diff --git a/main/pbx.c b/main/pbx.c
index 3c9d04b12..c5de3fbac 100644
--- a/main/pbx.c
+++ b/main/pbx.c
@@ -4060,248 +4060,6 @@ void ast_pbx_h_exten_run(struct ast_channel *chan, const char *context)
 	ast_channel_unlock(chan);
 }
 
-/*!
- * \internal
- * \brief Publish a hangup handler related message to \ref stasis
- */
-static void publish_hangup_handler_message(const char *action, struct ast_channel *chan, const char *handler)
-{
-	RAII_VAR(struct ast_json *, blob, NULL, ast_json_unref);
-
-	blob = ast_json_pack("{s: s, s: s}",
-			"type", action,
-			"handler", S_OR(handler, ""));
-	if (!blob) {
-		return;
-	}
-
-	ast_channel_publish_blob(chan, ast_channel_hangup_handler_type(), blob);
-}
-
-int ast_pbx_hangup_handler_run(struct ast_channel *chan)
-{
-	struct ast_hangup_handler_list *handlers;
-	struct ast_hangup_handler *h_handler;
-
-	ast_channel_lock(chan);
-	handlers = ast_channel_hangup_handlers(chan);
-	if (AST_LIST_EMPTY(handlers)) {
-		ast_channel_unlock(chan);
-		return 0;
-	}
-
-	/*
-	 * Make sure that the channel is marked as hungup since we are
-	 * going to run the hangup handlers on it.
-	 */
-	ast_softhangup_nolock(chan, AST_SOFTHANGUP_HANGUP_EXEC);
-
-	for (;;) {
-		handlers = ast_channel_hangup_handlers(chan);
-		h_handler = AST_LIST_REMOVE_HEAD(handlers, node);
-		if (!h_handler) {
-			break;
-		}
-
-		publish_hangup_handler_message("run", chan, h_handler->args);
-		ast_channel_unlock(chan);
-
-		ast_app_exec_sub(NULL, chan, h_handler->args, 1);
-		ast_free(h_handler);
-
-		ast_channel_lock(chan);
-	}
-	ast_channel_unlock(chan);
-	return 1;
-}
-
-void ast_pbx_hangup_handler_init(struct ast_channel *chan)
-{
-	struct ast_hangup_handler_list *handlers;
-
-	handlers = ast_channel_hangup_handlers(chan);
-	AST_LIST_HEAD_INIT_NOLOCK(handlers);
-}
-
-void ast_pbx_hangup_handler_destroy(struct ast_channel *chan)
-{
-	struct ast_hangup_handler_list *handlers;
-	struct ast_hangup_handler *h_handler;
-
-	ast_channel_lock(chan);
-
-	/* Get rid of each of the hangup handlers on the channel */
-	handlers = ast_channel_hangup_handlers(chan);
-	while ((h_handler = AST_LIST_REMOVE_HEAD(handlers, node))) {
-		ast_free(h_handler);
-	}
-
-	ast_channel_unlock(chan);
-}
-
-int ast_pbx_hangup_handler_pop(struct ast_channel *chan)
-{
-	struct ast_hangup_handler_list *handlers;
-	struct ast_hangup_handler *h_handler;
-
-	ast_channel_lock(chan);
-	handlers = ast_channel_hangup_handlers(chan);
-	h_handler = AST_LIST_REMOVE_HEAD(handlers, node);
-	if (h_handler) {
-		publish_hangup_handler_message("pop", chan, h_handler->args);
-	}
-	ast_channel_unlock(chan);
-	if (h_handler) {
-		ast_free(h_handler);
-		return 1;
-	}
-	return 0;
-}
-
-void ast_pbx_hangup_handler_push(struct ast_channel *chan, const char *handler)
-{
-	struct ast_hangup_handler_list *handlers;
-	struct ast_hangup_handler *h_handler;
-	const char *expanded_handler;
-
-	if (ast_strlen_zero(handler)) {
-		return;
-	}
-
-	expanded_handler = ast_app_expand_sub_args(chan, handler);
-	if (!expanded_handler) {
-		return;
-	}
-	h_handler = ast_malloc(sizeof(*h_handler) + 1 + strlen(expanded_handler));
-	if (!h_handler) {
-		ast_free((char *) expanded_handler);
-		return;
-	}
-	strcpy(h_handler->args, expanded_handler);/* Safe */
-	ast_free((char *) expanded_handler);
-
-	ast_channel_lock(chan);
-
-	handlers = ast_channel_hangup_handlers(chan);
-	AST_LIST_INSERT_HEAD(handlers, h_handler, node);
-	publish_hangup_handler_message("push", chan, h_handler->args);
-	ast_channel_unlock(chan);
-}
-
-#define HANDLER_FORMAT	"%-30s %s\n"
-
-/*!
- * \internal
- * \brief CLI output the hangup handler headers.
- * \since 11.0
- *
- * \param fd CLI file descriptor to use.
- *
- * \return Nothing
- */
-static void ast_pbx_hangup_handler_headers(int fd)
-{
-	ast_cli(fd, HANDLER_FORMAT, "Channel", "Handler");
-}
-
-/*!
- * \internal
- * \brief CLI output the channel hangup handlers.
- * \since 11.0
- *
- * \param fd CLI file descriptor to use.
- * \param chan Channel to show hangup handlers.
- *
- * \return Nothing
- */
-static void ast_pbx_hangup_handler_show(int fd, struct ast_channel *chan)
-{
-	struct ast_hangup_handler_list *handlers;
-	struct ast_hangup_handler *h_handler;
-	int first = 1;
-
-	ast_channel_lock(chan);
-	handlers = ast_channel_hangup_handlers(chan);
-	AST_LIST_TRAVERSE(handlers, h_handler, node) {
-		ast_cli(fd, HANDLER_FORMAT, first ? ast_channel_name(chan) : "", h_handler->args);
-		first = 0;
-	}
-	ast_channel_unlock(chan);
-}
-
-/*
- * \brief 'show hanguphandlers <channel>' CLI command implementation function...
- */
-static char *handle_show_hangup_channel(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
-{
-	struct ast_channel *chan;
-
-	switch (cmd) {
-	case CLI_INIT:
-		e->command = "core show hanguphandlers";
-		e->usage =
-			"Usage: core show hanguphandlers <channel>\n"
-			"       Show hangup handlers of a specified channel.\n";
-		return NULL;
-	case CLI_GENERATE:
-		return ast_complete_channels(a->line, a->word, a->pos, a->n, e->args);
-	}
-
-	if (a->argc < 4) {
-		return CLI_SHOWUSAGE;
-	}
-
-	chan = ast_channel_get_by_name(a->argv[3]);
-	if (!chan) {
-		ast_cli(a->fd, "Channel does not exist.\n");
-		return CLI_FAILURE;
-	}
-
-	ast_pbx_hangup_handler_headers(a->fd);
-	ast_pbx_hangup_handler_show(a->fd, chan);
-
-	ast_channel_unref(chan);
-
-	return CLI_SUCCESS;
-}
-
-/*
- * \brief 'show hanguphandlers all' CLI command implementation function...
- */
-static char *handle_show_hangup_all(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
-{
-	struct ast_channel_iterator *iter;
-	struct ast_channel *chan;
-
-	switch (cmd) {
-	case CLI_INIT:
-		e->command = "core show hanguphandlers all";
-		e->usage =
-			"Usage: core show hanguphandlers all\n"
-			"       Show hangup handlers for all channels.\n";
-		return NULL;
-	case CLI_GENERATE:
-		return ast_complete_channels(a->line, a->word, a->pos, a->n, e->args);
-	}
-
-	if (a->argc < 4) {
-		return CLI_SHOWUSAGE;
-	}
-
-	iter = ast_channel_iterator_all_new();
-	if (!iter) {
-		return CLI_FAILURE;
-	}
-
-	ast_pbx_hangup_handler_headers(a->fd);
-	for (; (chan = ast_channel_iterator_next(iter)); ast_channel_unref(chan)) {
-		ast_pbx_hangup_handler_show(a->fd, chan);
-	}
-	ast_channel_iterator_destroy(iter);
-
-	return CLI_SUCCESS;
-}
-
 /*! helper function to set extension and priority */
 void set_ext_pri(struct ast_channel *c, const char *exten, int pri)
 {
@@ -6139,8 +5897,6 @@ static struct ast_cli_entry pbx_cli[] = {
 #ifdef AST_DEVMODE
 	AST_CLI_DEFINE(handle_show_device2extenstate, "Show expected exten state from multiple device states"),
 #endif
-	AST_CLI_DEFINE(handle_show_hangup_all, "Show hangup handlers of all channels"),
-	AST_CLI_DEFINE(handle_show_hangup_channel, "Show hangup handlers of a specified channel"),
 	AST_CLI_DEFINE(handle_show_dialplan, "Show dialplan"),
 	AST_CLI_DEFINE(handle_debug_dialplan, "Show fast extension pattern matching data structures"),
 	AST_CLI_DEFINE(handle_unset_extenpatternmatchnew, "Use the Old extension pattern matching algorithm."),