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242 lines
8.7 KiB
C
242 lines
8.7 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "sdp_os_defs.h"
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#include "sipcc_sdp.h"
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#include "sdp_private.h"
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#include "sdp_log.h"
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static const char* logTag = "sdp_config";
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/* Function: void *sdp_init_config()
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* Description: Initialize SDP configuration structure with the
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* following defaults:
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* All debug levels turned OFF.
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* All token lines required per RFC2327.
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* No media types supported.
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* No network types supported.
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* No address types supported.
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* No transport types supported.
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* Parameters: None.
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* Returns: A handle for the configuration as a void ptr.
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*/
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sdp_conf_options_t *sdp_init_config ()
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{
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int i;
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sdp_conf_options_t *conf_p;
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conf_p = SDP_MALLOC(sizeof(sdp_conf_options_t));
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if (!conf_p) {
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SDPLogError(logTag, "SDP: could not allocate configuration object.");
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return NULL;
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}
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/* Set default debug flags. */
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conf_p->debug_flag[SDP_DEBUG_TRACE] = FALSE;
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conf_p->debug_flag[SDP_DEBUG_WARNINGS] = FALSE;
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conf_p->debug_flag[SDP_DEBUG_ERRORS] = FALSE;
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/* Set required lines flags. Note: Only need to set those that */
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/* are questionable. Most lines aren't required by default. */
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conf_p->version_reqd = TRUE;
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conf_p->owner_reqd = TRUE;
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conf_p->session_name_reqd = TRUE;
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conf_p->timespec_reqd = TRUE;
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/* No media types supported by default. */
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for (i=0; i < SDP_MAX_MEDIA_TYPES; i++) {
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conf_p->media_supported[i] = FALSE;
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}
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/* No network types supported by default. */
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for (i=0; i < SDP_MAX_NETWORK_TYPES; i++) {
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conf_p->nettype_supported[i] = FALSE;
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}
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/* No address types supported by default. */
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for (i=0; i < SDP_MAX_ADDR_TYPES; i++) {
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conf_p->addrtype_supported[i] = FALSE;
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}
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/* No transport types supported by default. */
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for (i=0; i < SDP_MAX_TRANSPORT_TYPES; i++) {
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conf_p->transport_supported[i] = FALSE;
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}
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/* No choose parameters allowed by default. */
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for (i=0; i < SDP_MAX_CHOOSE_PARAMS; i++) {
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conf_p->allow_choose[i] = FALSE;
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}
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/* Initialize statistics counts */
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conf_p->num_parses = 0;
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conf_p->num_builds = 0;
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conf_p->num_not_sdp_desc = 0;
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conf_p->num_invalid_token_order = 0;
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conf_p->num_invalid_param = 0;
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conf_p->num_no_resource = 0;
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/* Parse error handler stuff */
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conf_p->error_handler = NULL;
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conf_p->error_handler_context = NULL;
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SDPLogInfo(logTag, "SDP: Initialized config pointer: %p", conf_p);
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return (conf_p);
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}
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void sdp_free_config(sdp_conf_options_t* conf_p) {
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if (conf_p) {
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SDP_FREE(conf_p);
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}
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}
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/* Function: void sdp_appl_debug(sdp_conf_options_t *conf_p, sdp_debug_e debug_type,
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* tinybool my_bool);
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* Description: Define the default type of debug for the application.
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* Valid debug types are ERRORS, WARNINGS, and TRACE. Each
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* debug type can be turned on/off individually. The
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* default debug level can be redefined at any time.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* debug_type Specifies the debug type being enabled/disabled.
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* debug_flag Defines whether the debug should be enabled or not.
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* Returns: Nothing.
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*/
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void sdp_appl_debug (sdp_conf_options_t *conf_p, sdp_debug_e debug_type,
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tinybool debug_flag)
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{
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if (debug_type < SDP_MAX_DEBUG_TYPES) {
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conf_p->debug_flag[debug_type] = debug_flag;
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}
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}
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/* Functions: void sdp_require_version
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* void sdp_require_owner
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* void sdp_require_session_name
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* void sdp_require_timespec
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* Description: These functions allow the application to not require several
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* of the tokens that are specifically required by RFC 2327.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* version_required TRUE or FALSE whether the token should
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* be required.
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* Returns: Nothing.
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*/
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void sdp_require_version (sdp_conf_options_t *conf_p, tinybool version_required)
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{
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conf_p->version_reqd = version_required;
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}
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void sdp_require_owner (sdp_conf_options_t *conf_p, tinybool owner_required)
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{
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conf_p->owner_reqd = owner_required;
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}
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void sdp_require_session_name (sdp_conf_options_t *conf_p, tinybool sess_name_required)
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{
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conf_p->session_name_reqd = sess_name_required;
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}
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void sdp_require_timespec (sdp_conf_options_t *conf_p, tinybool timespec_required)
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{
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conf_p->timespec_reqd = timespec_required;
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}
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/* Function: sdp_media_supported
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* Description: These functions allow the application to specify which
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* media types it supports. The application must set any/all
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* as required. No media types are supported by default.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* nettype The network type for which support is being set.
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* media_supported TRUE or FALSE whether the support is provided.
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* Returns: Nothing.
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*/
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void sdp_media_supported (sdp_conf_options_t *conf_p, sdp_media_e media_type,
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tinybool media_supported)
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{
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conf_p->media_supported[media_type] = media_supported;
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}
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/* Function: sdp_nettype_supported
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* Description: This function allows the application to specify which
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* network types it supports. The application must set
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* any/all as required. No network types are supported by
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* default.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* nettype The network type for which support is being set.
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* nettype_supported TRUE or FALSE whether the support is
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* provided.
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* Returns: Nothing.
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*/
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void sdp_nettype_supported (sdp_conf_options_t *conf_p, sdp_nettype_e nettype,
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tinybool nettype_supported)
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{
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conf_p->nettype_supported[nettype] = nettype_supported;
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}
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/* Function: sdp_addrtype_supported
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* Description: This function allows the application to specify which
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* address types it supports. The application must set
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* any/all as required. No address types are supported by
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* default.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* addrtype The address type for which support is being set.
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* addrtype_supported TRUE or FALSE whether the support is
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* provided.
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* Returns: Nothing.
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*/
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void sdp_addrtype_supported (sdp_conf_options_t *conf_p, sdp_addrtype_e addrtype,
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tinybool addrtype_supported)
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{
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conf_p->addrtype_supported[addrtype] = addrtype_supported;
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}
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/* Function: sdp_transport_supported
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* Description: This function allows the application to specify which
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* transport types it supports. The application must set
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* any/all as required. No transport types are supported
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* by default.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* transport The transport type for which support is being set.
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* transport_supported TRUE or FALSE whether the support is
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* provided.
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* Returns: Nothing.
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*/
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void sdp_transport_supported (sdp_conf_options_t *conf_p, sdp_transport_e transport,
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tinybool transport_supported)
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{
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conf_p->transport_supported[transport] = transport_supported;
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}
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/* Function: sdp_allow_choose
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* Description: These functions allow the CHOOSE parameter `$' to be
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* specified in place of certain parameters.
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* Parameters: conf_p The config handle returned by sdp_init_config.
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* param The param that may or may not be CHOOSE.
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* choose_allowed TRUE or FALSE whether the CHOOSE parameter
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* should be allowed.
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* Returns: Nothing.
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*/
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void sdp_allow_choose (sdp_conf_options_t *conf_p, sdp_choose_param_e param, tinybool choose_allowed)
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{
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if (param < SDP_MAX_CHOOSE_PARAMS) {
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conf_p->allow_choose[param] = choose_allowed;
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}
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}
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void sdp_config_set_error_handler(sdp_conf_options_t *conf_p,
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sdp_parse_error_handler handler,
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void *context)
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{
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conf_p->error_handler = handler;
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conf_p->error_handler_context = context;
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}
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