res_pjsip_pidf_digium_body_supplement.c File Reference

#include "asterisk.h"
#include <pjsip.h>
#include <pjsip_simple.h>
#include <pjlib.h>
#include "asterisk/module.h"
#include "asterisk/presencestate.h"
#include "asterisk/res_pjsip.h"
#include "asterisk/res_pjsip_pubsub.h"
#include "asterisk/res_pjsip_presence_xml.h"
#include "asterisk/res_pjsip_body_generator_types.h"

Include dependency graph for res_pjsip_pidf_digium_body_supplement.c:

Go to the source code of this file.

Functions
static void	__reg_module (void)
static void	__unreg_module (void)
struct ast_module *	AST_MODULE_SELF_SYM (void)
static int	load_module (void)
static int	pidf_supplement_body (void *body, void *data)
static int	unload_module (void)

Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "PJSIP PIDF Sangoma presence supplement" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_CHANNEL_DEPEND, .requires = "res_pjsip,res_pjsip_pubsub", }
static const struct ast_module_info *	ast_module_info = &__mod_info
static struct ast_sip_pubsub_body_supplement	pidf_supplement

Function Documentation

__reg_module()

static void __reg_module ( void  )

static

Definition at line 118 of file res_pjsip_pidf_digium_body_supplement.c.

__unreg_module()

static void __unreg_module ( void  )

static

Definition at line 118 of file res_pjsip_pidf_digium_body_supplement.c.

AST_MODULE_SELF_SYM()

struct ast_module * AST_MODULE_SELF_SYM

(

void

)

Definition at line 118 of file res_pjsip_pidf_digium_body_supplement.c.

load_module()

static int load_module ( void  )

static

Definition at line 98 of file res_pjsip_pidf_digium_body_supplement.c.

{
    if (ast_sip_pubsub_register_body_supplement(&pidf_supplement)) {
        return AST_MODULE_LOAD_DECLINE;
    }
    return AST_MODULE_LOAD_SUCCESS;
}

References AST_MODULE_LOAD_DECLINE, AST_MODULE_LOAD_SUCCESS, ast_sip_pubsub_register_body_supplement(), and pidf_supplement.

pidf_supplement_body()

static int pidf_supplement_body ( void *  body, void *  data  )

static

Definition at line 39 of file res_pjsip_pidf_digium_body_supplement.c.

{
    struct ast_sip_exten_state_data *state_data = data;
    pj_xml_node *node;
    char sanitized[1024];
 
    /* The res_pjsip_exten_state module converts the user agent to lower case */
    if (ast_strlen_zero(state_data->user_agent) ||
        (!strstr(state_data->user_agent, "digium") &&
        !strstr(state_data->user_agent, "sangoma"))) {
        /* not a Sangoma phone */
        return 0;
    }
 
    if (!(node = ast_sip_presence_xml_create_node(
              state_data->pool, body, "tuple"))) {
        ast_log(LOG_WARNING, "Unable to create PIDF tuple\n");
        return -1;
    }
 
    ast_sip_presence_xml_create_attr(
        state_data->pool, node, "id", "digium-presence");
 
    if (!(node = ast_sip_presence_xml_create_node(
              state_data->pool, node, "status"))) {
        ast_log(LOG_WARNING, "Unable to create PIDF tuple status\n");
        return -1;
    }
 
    if (!(node = ast_sip_presence_xml_create_node(
              state_data->pool, node, "digium_presence"))) {
        ast_log(LOG_WARNING, "Unable to create digium presence\n");
        return -1;
    }
 
    if (!ast_strlen_zero(state_data->presence_message)) {
        ast_sip_sanitize_xml(state_data->presence_message, sanitized, sizeof(sanitized));
        pj_strdup2(state_data->pool, &node->content, sanitized);
    }
 
    ast_sip_presence_xml_create_attr(
        state_data->pool, node, "type", ast_presence_state2str(
            state_data->presence_state));
 
    if (!ast_strlen_zero(state_data->presence_subtype)) {
        ast_sip_sanitize_xml(state_data->presence_subtype, sanitized, sizeof(sanitized));
        ast_sip_presence_xml_create_attr(
            state_data->pool, node, "subtype", sanitized);
    }
 
    return 0;
}

References ast_log, ast_presence_state2str(), ast_sip_presence_xml_create_attr(), ast_sip_presence_xml_create_node(), ast_sip_sanitize_xml(), ast_strlen_zero(), LOG_WARNING, ast_sip_exten_state_data::pool, ast_sip_exten_state_data::presence_message, ast_sip_exten_state_data::presence_state, ast_sip_exten_state_data::presence_subtype, and ast_sip_exten_state_data::user_agent.

unload_module()

static int unload_module ( void  )

static

Definition at line 106 of file res_pjsip_pidf_digium_body_supplement.c.

{
    ast_sip_pubsub_unregister_body_supplement(&pidf_supplement);
    return 0;
}

References ast_sip_pubsub_unregister_body_supplement(), and pidf_supplement.

Variable Documentation

__mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "PJSIP PIDF Sangoma presence supplement" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_CHANNEL_DEPEND, .requires = "res_pjsip,res_pjsip_pubsub", }

static

Definition at line 118 of file res_pjsip_pidf_digium_body_supplement.c.

ast_module_info

const struct ast_module_info* ast_module_info = &__mod_info

static

Definition at line 118 of file res_pjsip_pidf_digium_body_supplement.c.

pidf_supplement

struct ast_sip_pubsub_body_supplement pidf_supplement

static

Initial value:

= {
    .type = "application",
    .subtype = "pidf+xml",
    .supplement_body = pidf_supplement_body,
}

Definition at line 92 of file res_pjsip_pidf_digium_body_supplement.c.

Referenced by load_module(), and unload_module().