#include "asterisk.h"
#include <pjsip.h>
#include <pjsip_simple.h>
#include <pjlib.h>
#include "asterisk/module.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_xpidf_body_generator.c:

Macros
#define	MAX_STRING_GROWTHS 5

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	unload_module (void)

static void	unregister_all (void)

static void *	xpidf_allocate_body (void *data)

static int	xpidf_generate_body_content (void body, void data)

static void	xpidf_to_string (void body, struct ast_str *str)

Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "PJSIP Extension State PIDF Provider" , .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_generator	cpim_pidf_body_generator

static struct ast_sip_pubsub_body_generator	xpidf_body_generator

Macro Definition Documentation

◆ MAX_STRING_GROWTHS

#define MAX_STRING_GROWTHS 5

Definition at line 99 of file res_pjsip_xpidf_body_generator.c.

Referenced by xpidf_to_string().

Function Documentation

◆ __reg_module()

static void __reg_module ( void )

static

Definition at line 178 of file res_pjsip_xpidf_body_generator.c.

◆ __unreg_module()

static void __unreg_module ( void )

static

Definition at line 178 of file res_pjsip_xpidf_body_generator.c.

◆ AST_MODULE_SELF_SYM()

struct ast_module* AST_MODULE_SELF_SYM ( void )

Definition at line 178 of file res_pjsip_xpidf_body_generator.c.

◆ load_module()

static int load_module ( void )

static

Definition at line 149 of file res_pjsip_xpidf_body_generator.c.

References AST_MODULE_LOAD_DECLINE, AST_MODULE_LOAD_SUCCESS, ast_sip_pubsub_register_body_generator(), and unregister_all().

Referenced by unload_module().

 {
    if (ast_sip_pubsub_register_body_generator(&xpidf_body_generator)) {
       goto fail;
    }
 
    if (ast_sip_pubsub_register_body_generator(&cpim_pidf_body_generator)) {
       goto fail;
    }
 
    return AST_MODULE_LOAD_SUCCESS;
 
 fail:
    unregister_all();
    return AST_MODULE_LOAD_DECLINE;
 }

◆ unload_module()

static int unload_module ( void )

static

Definition at line 166 of file res_pjsip_xpidf_body_generator.c.

References AST_MODFLAG_LOAD_ORDER, AST_MODPRI_CHANNEL_DEPEND, AST_MODULE_INFO(), AST_MODULE_SUPPORT_CORE, ASTERISK_GPL_KEY, load_module(), and unregister_all().

 {
    unregister_all();
    return 0;
 }

◆ unregister_all()

static void unregister_all ( void )

static

Definition at line 143 of file res_pjsip_xpidf_body_generator.c.

References ast_sip_pubsub_unregister_body_generator().

Referenced by load_module(), and unload_module().

 {
    ast_sip_pubsub_unregister_body_generator(&cpim_pidf_body_generator);
    ast_sip_pubsub_unregister_body_generator(&xpidf_body_generator);
 }

◆ xpidf_allocate_body()

static void* xpidf_allocate_body ( void * data )

static

Definition at line 38 of file res_pjsip_xpidf_body_generator.c.

References ast_strdupa, ast_strip_quoted(), ast_sip_exten_state_data::local, name, and ast_sip_exten_state_data::pool.

 {
    struct ast_sip_exten_state_data *state_data = data;
    char *local = ast_strdupa(state_data->local);
    pjxpidf_pres *pres;
    pj_str_t name;
 
    pres = pjxpidf_create(state_data->pool, pj_cstr(&name, ast_strip_quoted(local, "<", ">")));
    return pres;
 }

◆ xpidf_generate_body_content()

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

static

Definition at line 49 of file res_pjsip_xpidf_body_generator.c.

References ast_sip_presence_exten_state_to_str(), ast_sip_presence_xml_create_attr(), ast_sip_presence_xml_find_node_attr(), ast_sip_sanitize_xml(), ast_sip_exten_state_data::exten, ast_sip_exten_state_data::exten_state, NOTIFY_INUSE, NOTIFY_OPEN, NULL, ast_sip_exten_state_data::pool, ast_sip_exten_state_data::remote, and status.

 {
    pjxpidf_pres *pres = body;
    struct ast_sip_exten_state_data *state_data = data;
    static pj_str_t STR_ADDR_PARAM = { ";user=ip", 8 };
    char *statestring = NULL, *pidfstate = NULL, *pidfnote = NULL;
    pj_xml_attr *attr;
    enum ast_sip_pidf_state local_state;
    pj_str_t uri;
    char sanitized[PJSIP_MAX_URL_SIZE];
    pj_xml_node *atom;
    pj_xml_node *address;
    pj_xml_node *status;
    pj_xml_node *msnsubstatus;
 
    ast_sip_presence_exten_state_to_str(state_data->exten_state, &statestring,
          &pidfstate, &pidfnote, &local_state, 0);
 
    ast_sip_presence_xml_find_node_attr(state_data->pool, pres, "atom", "id",
          &atom, &attr);
    pj_strdup2(state_data->pool, &attr->value, state_data->exten);
 
    ast_sip_presence_xml_find_node_attr(state_data->pool, atom, "address",
          "uri", &address, &attr);
 
    ast_sip_sanitize_xml(state_data->remote, sanitized, sizeof(sanitized));
 
    uri.ptr = (char*) pj_pool_alloc(state_data->pool,
          strlen(sanitized) + STR_ADDR_PARAM.slen);
    pj_strcpy2( &uri, sanitized);
    pj_strcat( &uri, &STR_ADDR_PARAM);
    pj_strdup(state_data->pool, &attr->value, &uri);
 
    ast_sip_presence_xml_create_attr(state_data->pool, address, "priority", "0.80000");
 
    ast_sip_presence_xml_find_node_attr(state_data->pool, address,
          "status", "status", &status, &attr);
    pj_strdup2(state_data->pool, &attr->value,
          (local_state ==  NOTIFY_OPEN) ? "open" :
          (local_state == NOTIFY_INUSE) ? "inuse" : "closed");
 
    ast_sip_presence_xml_find_node_attr(state_data->pool, address,
          "msnsubstatus", "substatus", &msnsubstatus, &attr);
    pj_strdup2(state_data->pool, &attr->value,
          (local_state == NOTIFY_OPEN) ? "online" :
          (local_state == NOTIFY_INUSE) ? "onthephone" : "offline");
 
    return 0;
 }

◆ xpidf_to_string()

static void xpidf_to_string	(	void *	body,
		struct ast_str **	str
	)

static

Definition at line 101 of file res_pjsip_xpidf_body_generator.c.

References ast_log, AST_PJSIP_XML_PROLOG_LEN, ast_str_buffer(), ast_str_make_space, ast_str_size(), ast_str_update(), LOG_WARNING, and MAX_STRING_GROWTHS.

 {
    pjxpidf_pres *pres = body;
    int growths = 0;
    int size;
 
    do {
       size = pjxpidf_print(pres, ast_str_buffer(*str), ast_str_size(*str) - 1);
       if (size <= AST_PJSIP_XML_PROLOG_LEN) {
          ast_str_make_space(str, ast_str_size(*str) * 2);
          ++growths;
       }
    } while (size <= AST_PJSIP_XML_PROLOG_LEN && growths < MAX_STRING_GROWTHS);
    if (size <= AST_PJSIP_XML_PROLOG_LEN) {
       ast_log(LOG_WARNING, "XPIDF body text too large\n");
       return;
    }
 
    *(ast_str_buffer(*str) + size) = '\0';
    ast_str_update(*str);
 }

Variable Documentation

◆ __mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "PJSIP Extension State PIDF Provider" , .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 178 of file res_pjsip_xpidf_body_generator.c.