diff options
Diffstat (limited to 'funcs/func_pjsip_endpoint.c')
-rw-r--r-- | funcs/func_pjsip_endpoint.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/funcs/func_pjsip_endpoint.c b/funcs/func_pjsip_endpoint.c new file mode 100644 index 000000000..8d079ed2d --- /dev/null +++ b/funcs/func_pjsip_endpoint.c @@ -0,0 +1,161 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 2013, Digium, Inc. + * + * Matt Jordan <mjordan@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ + +/*! \file + * + * \brief Get information about a PJSIP endpoint + * + * \author \verbatim Matt Jordan <mjordan@digium.com> \endverbatim + * + * \ingroup functions + * + */ + +/*** MODULEINFO + <support_level>core</support_level> + <depend>pjproject</depend> + <depend>res_pjsip</depend> + ***/ + +#include "asterisk.h" + +ASTERISK_FILE_VERSION(__FILE__, "$Revision$") + +#include <pjsip.h> +#include <pjlib.h> + +#include "asterisk/app.h" +#include "asterisk/pbx.h" +#include "asterisk/module.h" +#include "asterisk/channel.h" +#include "asterisk/sorcery.h" +#include "asterisk/res_pjsip.h" + +/*** DOCUMENTATION + <function name="PJSIP_ENDPOINT" language="en_US"> + <synopsis> + Get information about a PJSIP endpoint + </synopsis> + <syntax> + <parameter name="name" required="true"> + <para>The name of the endpoint to query.</para> + </parameter> + <parameter name="field" required="true"> + <para>The configuration option for the endpoint to query for. + Supported options are those fields on the + <replaceable>endpoint</replaceable> object in + <filename>pjsip.conf</filename>.</para> + <enumlist> + <configOptionToEnum> + <xi:include xpointer="xpointer(/docs/configInfo[@name='res_pjsip']/configFile[@name='pjsip.conf']/configObject[@name='endpoint']/configOption)"/> + </configOptionToEnum> + </enumlist> + </parameter> + </syntax> + </function> +***/ + +static int pjsip_endpoint_function_read(struct ast_channel *chan, + const char *cmd, char *data, struct ast_str **buf, ssize_t len) +{ + struct ast_sorcery *pjsip_sorcery; + char *parsed_data = ast_strdupa(data); + RAII_VAR(void *, endpoint_obj, NULL, ao2_cleanup); + struct ast_variable *change_set; + struct ast_variable *it_change_set; + int res; + + AST_DECLARE_APP_ARGS(args, + AST_APP_ARG(endpoint_name); + AST_APP_ARG(field_name); + ); + + /* Check for zero arguments */ + if (ast_strlen_zero(parsed_data)) { + ast_log(AST_LOG_ERROR, "Cannot call %s without arguments\n", cmd); + return -1; + } + + AST_STANDARD_APP_ARGS(args, parsed_data); + + if (ast_strlen_zero(args.endpoint_name)) { + ast_log(AST_LOG_ERROR, "Cannot call %s without an endpoint name to query\n", cmd); + return -1; + } + + if (ast_strlen_zero(args.field_name)) { + ast_log(AST_LOG_ERROR, "Cannot call %s with an empty field name to query\n", cmd); + return -1; + } + + pjsip_sorcery = ast_sip_get_sorcery(); + if (!pjsip_sorcery) { + ast_log(AST_LOG_ERROR, "Unable to retrieve PJSIP configuration: sorcery object is NULL\n"); + return -1; + } + + endpoint_obj = ast_sorcery_retrieve_by_id(pjsip_sorcery, "endpoint", args.endpoint_name); + if (!endpoint_obj) { + ast_log(AST_LOG_WARNING, "Failed to retrieve information for endpoint '%s'\n", args.endpoint_name); + return -1; + } + + change_set = ast_sorcery_objectset_create(pjsip_sorcery, endpoint_obj); + if (!change_set) { + ast_log(AST_LOG_WARNING, "Failed to retrieve information for endpoint '%s': change set is NULL\n", args.endpoint_name); + return -1; + } + + for (it_change_set = change_set; it_change_set; it_change_set = it_change_set->next) { + if (!strcmp(it_change_set->name, args.field_name)) { + if (!strcmp(it_change_set->name, "disallow")) { + ast_str_set(buf, len, "!%s", it_change_set->value); + } else { + ast_str_set(buf, len, "%s", it_change_set->value); + } + break; + } + } + + res = it_change_set ? 0 : 1; + if (res) { + ast_log(AST_LOG_WARNING, "Unknown property '%s' for PJSIP endpoint\n", args.field_name); + } + + ast_variables_destroy(change_set); + + return res; +} + + +static struct ast_custom_function pjsip_endpoint_function = { + .name = "PJSIP_ENDPOINT", + .read2 = pjsip_endpoint_function_read, +}; + +static int unload_module(void) +{ + return ast_custom_function_unregister(&pjsip_endpoint_function); +} + +static int load_module(void) +{ + return ast_custom_function_register(&pjsip_endpoint_function); +} + +AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Get information about a PJSIP endpoint"); |