res_pjsip_dlg_options.c File Reference

#include "asterisk.h"
#include <pjsip.h>
#include <pjsip_ua.h>
#include <pjlib.h>
#include "asterisk/module.h"
#include "asterisk/res_pjsip.h"
#include "asterisk/res_pjsip_session.h"

Include dependency graph for res_pjsip_dlg_options.c:

Go to the source code of this file.

Macros
#define	DEFAULT_ENCODING   "identity"
#define	DEFAULT_LANGUAGE   "en"

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	options_incoming_request (struct ast_sip_session *session, pjsip_rx_data *rdata)
static int	unload_module (void)

Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "SIP OPTIONS in dialog handler" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_APP_DEPEND, .requires = "res_pjsip,res_pjsip_session", }
static const struct ast_module_info *	ast_module_info = &__mod_info
static struct ast_sip_session_supplement	dlg_options_supplement

Macro Definition Documentation

DEFAULT_ENCODING

#define DEFAULT_ENCODING   "identity"

Definition at line 37 of file res_pjsip_dlg_options.c.

DEFAULT_LANGUAGE

#define DEFAULT_LANGUAGE   "en"

Definition at line 36 of file res_pjsip_dlg_options.c.

Function Documentation

__reg_module()

static void __reg_module ( void  )

static

Definition at line 103 of file res_pjsip_dlg_options.c.

__unreg_module()

static void __unreg_module ( void  )

static

Definition at line 103 of file res_pjsip_dlg_options.c.

AST_MODULE_SELF_SYM()

struct ast_module * AST_MODULE_SELF_SYM

(

void

)

Definition at line 103 of file res_pjsip_dlg_options.c.

load_module()

static int load_module ( void  )

static

Definition at line 84 of file res_pjsip_dlg_options.c.

{
    ast_sip_session_register_supplement(&dlg_options_supplement);
 
    return AST_MODULE_LOAD_SUCCESS;
}

References AST_MODULE_LOAD_SUCCESS, ast_sip_session_register_supplement, and dlg_options_supplement.

options_incoming_request()

static int options_incoming_request ( struct ast_sip_session *  session, pjsip_rx_data *  rdata  )

static

Definition at line 39 of file res_pjsip_dlg_options.c.

{
    pjsip_tx_data *tdata;
        pj_status_t status;
    const pjsip_hdr *hdr;
    pjsip_endpoint *endpt = ast_sip_get_pjsip_endpoint();
 
    status = pjsip_dlg_create_response(session->inv_session->dlg, rdata, 200, NULL,&tdata);
    if (status != PJ_SUCCESS) {
        ast_log(LOG_ERROR, "Unable to create response (%d)\n", status);
        return status;
    }
 
    /* Add appropriate headers */
    if ((hdr = pjsip_endpt_get_capability(endpt, PJSIP_H_ACCEPT, NULL))) {
        pjsip_msg_add_hdr(tdata->msg, (pjsip_hdr*)pjsip_hdr_clone(tdata->pool, hdr));
    }
    if ((hdr = pjsip_endpt_get_capability(endpt, PJSIP_H_ALLOW, NULL))) {
        pjsip_msg_add_hdr(tdata->msg, (pjsip_hdr*)pjsip_hdr_clone(tdata->pool, hdr));
    }
    if ((hdr = pjsip_endpt_get_capability(endpt, PJSIP_H_SUPPORTED, NULL))) {
        pjsip_msg_add_hdr(tdata->msg, (pjsip_hdr*)pjsip_hdr_clone(tdata->pool, hdr));
    }
 
    /*
     * XXX TODO: pjsip doesn't care a lot about either of these headers -
     * while it provides specific methods to create them, they are defined
     * to be the standard string header creation. Hard coded here.
    */
    ast_sip_add_header(tdata, "Accept-Encoding", DEFAULT_ENCODING);
    ast_sip_add_header(tdata, "Accept-Language", DEFAULT_LANGUAGE);
 
    status = pjsip_dlg_send_response(session->inv_session->dlg, pjsip_rdata_get_tsx(rdata), tdata);
    if (status != PJ_SUCCESS) {
        ast_log(LOG_ERROR, "Unable to send response (%d)\n", status);
    }
 
    return status;
}

References ast_log, ast_sip_add_header(), ast_sip_get_pjsip_endpoint(), DEFAULT_ENCODING, DEFAULT_LANGUAGE, LOG_ERROR, NULL, session, and status.

unload_module()

static int unload_module ( void  )

static

Definition at line 91 of file res_pjsip_dlg_options.c.

{
    ast_sip_session_unregister_supplement(&dlg_options_supplement);
    return 0;
}

References ast_sip_session_unregister_supplement(), and dlg_options_supplement.

Variable Documentation

__mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "SIP OPTIONS in dialog handler" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_APP_DEPEND, .requires = "res_pjsip,res_pjsip_session", }

static

Definition at line 103 of file res_pjsip_dlg_options.c.

ast_module_info

const struct ast_module_info* ast_module_info = &__mod_info

static

Definition at line 103 of file res_pjsip_dlg_options.c.

dlg_options_supplement

struct ast_sip_session_supplement dlg_options_supplement

static

Initial value:

= {
    .method = "OPTIONS",
    .incoming_request = options_incoming_request,
}

Definition at line 79 of file res_pjsip_dlg_options.c.

                                                                   {
    .method = "OPTIONS",
    .incoming_request = options_incoming_request,
};

Referenced by load_module(), and unload_module().