diff options
Diffstat (limited to 'tinyRTP/src/rtcp/trtp_rtcp_report_sdes.c')
-rwxr-xr-x | tinyRTP/src/rtcp/trtp_rtcp_report_sdes.c | 271 |
1 files changed, 135 insertions, 136 deletions
diff --git a/tinyRTP/src/rtcp/trtp_rtcp_report_sdes.c b/tinyRTP/src/rtcp/trtp_rtcp_report_sdes.c index 4f5e944..8013509 100755 --- a/tinyRTP/src/rtcp/trtp_rtcp_report_sdes.c +++ b/tinyRTP/src/rtcp/trtp_rtcp_report_sdes.c @@ -2,19 +2,19 @@ * Copyright (C) 2012 Doubango Telecom <http://www.doubango.org> * * Contact: Mamadou Diop <diopmamadou(at)doubango.org> -* +* * This file is part of Open Source Doubango Framework. * * DOUBANGO is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. -* +* * DOUBANGO is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. -* +* * You should have received a copy of the GNU General Public License * along with DOUBANGO. * @@ -26,7 +26,7 @@ /* 6.5 SDES: Source Description RTCP Packet - 0 1 2 + 0 1 2 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ header |V=2|P| SC | PT=SDES=202 | length | @@ -45,170 +45,169 @@ chunk | SSRC/CSRC_2 | static tsk_object_t* trtp_rtcp_report_sdes_ctor(tsk_object_t * self, va_list * app) { - trtp_rtcp_report_sdes_t *sdes = self; - if(sdes){ - sdes->chuncks = tsk_list_create(); - } - return self; + trtp_rtcp_report_sdes_t *sdes = self; + if(sdes) { + sdes->chuncks = tsk_list_create(); + } + return self; } static tsk_object_t* trtp_rtcp_report_sdes_dtor(tsk_object_t * self) -{ - trtp_rtcp_report_sdes_t *sdes = self; - if(sdes){ - // deinit base - trtp_rtcp_packet_deinit(TRTP_RTCP_PACKET(sdes)); - // deinit self - TSK_OBJECT_SAFE_FREE(sdes->chuncks); - } - - return self; -} -static const tsk_object_def_t trtp_rtcp_report_sdes_def_s = { - sizeof(trtp_rtcp_report_sdes_t), - trtp_rtcp_report_sdes_ctor, - trtp_rtcp_report_sdes_dtor, - tsk_null, + trtp_rtcp_report_sdes_t *sdes = self; + if(sdes) { + // deinit base + trtp_rtcp_packet_deinit(TRTP_RTCP_PACKET(sdes)); + // deinit self + TSK_OBJECT_SAFE_FREE(sdes->chuncks); + } + + return self; +} +static const tsk_object_def_t trtp_rtcp_report_sdes_def_s = { + sizeof(trtp_rtcp_report_sdes_t), + trtp_rtcp_report_sdes_ctor, + trtp_rtcp_report_sdes_dtor, + tsk_null, }; const tsk_object_def_t *trtp_rtcp_report_sdes_def_t = &trtp_rtcp_report_sdes_def_s; trtp_rtcp_report_sdes_t* trtp_rtcp_report_sdes_create_null() { - trtp_rtcp_report_sdes_t* sdes; - if((sdes = (trtp_rtcp_report_sdes_t*)tsk_object_new(trtp_rtcp_report_sdes_def_t))){ - trtp_rtcp_packet_init(TRTP_RTCP_PACKET(sdes), TRTP_RTCP_HEADER_VERSION_DEFAULT, 0, 0, trtp_rtcp_packet_type_sdes, TRTP_RTCP_HEADER_SIZE); - } - return sdes; + trtp_rtcp_report_sdes_t* sdes; + if((sdes = (trtp_rtcp_report_sdes_t*)tsk_object_new(trtp_rtcp_report_sdes_def_t))) { + trtp_rtcp_packet_init(TRTP_RTCP_PACKET(sdes), TRTP_RTCP_HEADER_VERSION_DEFAULT, 0, 0, trtp_rtcp_packet_type_sdes, TRTP_RTCP_HEADER_SIZE); + } + return sdes; } trtp_rtcp_report_sdes_t* trtp_rtcp_report_sdes_create(trtp_rtcp_header_t* header) { - trtp_rtcp_report_sdes_t* sdes; - if((sdes = (trtp_rtcp_report_sdes_t*)tsk_object_new(trtp_rtcp_report_sdes_def_t))){ - TRTP_RTCP_PACKET(sdes)->header = tsk_object_ref(header); - } - return sdes; + trtp_rtcp_report_sdes_t* sdes; + if((sdes = (trtp_rtcp_report_sdes_t*)tsk_object_new(trtp_rtcp_report_sdes_def_t))) { + TRTP_RTCP_PACKET(sdes)->header = tsk_object_ref(header); + } + return sdes; } trtp_rtcp_report_sdes_t* trtp_rtcp_report_sdes_deserialize(const void* data, tsk_size_t _size) { - trtp_rtcp_report_sdes_t* sdes = tsk_null; - trtp_rtcp_header_t* header = tsk_null; - const uint8_t* pdata = (const uint8_t*)data; - int32_t size = (int32_t)_size; - - if(!data || size < TRTP_RTCP_HEADER_SIZE){ - TSK_DEBUG_ERROR("Invalid parameter"); - return tsk_null; - } - - if(!(header = trtp_rtcp_header_deserialize(pdata, size))){ - TSK_DEBUG_ERROR("Failed to deserialize the header"); - goto bail; - } - if(header->length_in_bytes < (TRTP_RTCP_HEADER_SIZE + 4)){ - TSK_DEBUG_ERROR("Too short"); - goto bail; - } - - if(!(sdes = trtp_rtcp_report_sdes_create(header))){ - TSK_DEBUG_ERROR("Failed to create object"); - goto bail; - } - - pdata += TRTP_RTCP_HEADER_SIZE; - size -= TRTP_RTCP_HEADER_SIZE; - - // Chuncks - if(header->rc > 0){ - tsk_size_t i = 0, chunck_size; - trtp_rtcp_sdes_chunck_t* chunck; - while(i++ < header->rc && size > TRTP_RTCP_SDES_CHUNCK_MIN_SIZE){ - if((chunck = trtp_rtcp_sdes_chunck_deserialize(pdata, size))){ - chunck_size = trtp_rtcp_sdes_chunck_get_size(chunck); - if((size -= (int32_t)chunck_size)){ - pdata += chunck_size; - } - tsk_list_push_ascending_data(sdes->chuncks, (void**)&chunck); - continue; - } - break; - } - } + trtp_rtcp_report_sdes_t* sdes = tsk_null; + trtp_rtcp_header_t* header = tsk_null; + const uint8_t* pdata = (const uint8_t*)data; + int32_t size = (int32_t)_size; + + if(!data || size < TRTP_RTCP_HEADER_SIZE) { + TSK_DEBUG_ERROR("Invalid parameter"); + return tsk_null; + } + + if(!(header = trtp_rtcp_header_deserialize(pdata, size))) { + TSK_DEBUG_ERROR("Failed to deserialize the header"); + goto bail; + } + if(header->length_in_bytes < (TRTP_RTCP_HEADER_SIZE + 4)) { + TSK_DEBUG_ERROR("Too short"); + goto bail; + } + + if(!(sdes = trtp_rtcp_report_sdes_create(header))) { + TSK_DEBUG_ERROR("Failed to create object"); + goto bail; + } + + pdata += TRTP_RTCP_HEADER_SIZE; + size -= TRTP_RTCP_HEADER_SIZE; + + // Chuncks + if(header->rc > 0) { + tsk_size_t i = 0, chunck_size; + trtp_rtcp_sdes_chunck_t* chunck; + while(i++ < header->rc && size > TRTP_RTCP_SDES_CHUNCK_MIN_SIZE) { + if((chunck = trtp_rtcp_sdes_chunck_deserialize(pdata, size))) { + chunck_size = trtp_rtcp_sdes_chunck_get_size(chunck); + if((size -= (int32_t)chunck_size)) { + pdata += chunck_size; + } + tsk_list_push_ascending_data(sdes->chuncks, (void**)&chunck); + continue; + } + break; + } + } bail: - TSK_OBJECT_SAFE_FREE(header); - return sdes; + TSK_OBJECT_SAFE_FREE(header); + return sdes; } int trtp_rtcp_report_sdes_serialize_to(const trtp_rtcp_report_sdes_t* self, void* data, tsk_size_t size) { - int ret; - uint8_t* pdata = (uint8_t*)data; - if(!self || !data || size < trtp_rtcp_report_sdes_get_size(self)){ - return -1; - } - - if((ret = trtp_rtcp_header_serialize_to(TRTP_RTCP_PACKET(self)->header, pdata, size))){ - TSK_DEBUG_ERROR("Failed to serialize the header"); - return ret; - } - - pdata += (TRTP_RTCP_HEADER_SIZE); - size -= (TRTP_RTCP_HEADER_SIZE); - - if(TRTP_RTCP_PACKET(self)->header->rc > 0){ - const tsk_list_item_t* item; - tsk_size_t chunck_size; - const trtp_rtcp_sdes_chunck_t* chunck; - tsk_list_foreach(item, self->chuncks){ - if(!(chunck = item->data)){ - continue; - } - if((ret = trtp_rtcp_sdes_chunck_serialize_to(chunck, pdata, size))){ - TSK_DEBUG_ERROR("Failed to serialize SDES chunck"); - goto bail; - } - chunck_size = trtp_rtcp_sdes_chunck_get_size(chunck); - pdata += chunck_size; - size -= chunck_size; - } - } + int ret; + uint8_t* pdata = (uint8_t*)data; + if(!self || !data || size < trtp_rtcp_report_sdes_get_size(self)) { + return -1; + } + + if((ret = trtp_rtcp_header_serialize_to(TRTP_RTCP_PACKET(self)->header, pdata, size))) { + TSK_DEBUG_ERROR("Failed to serialize the header"); + return ret; + } + + pdata += (TRTP_RTCP_HEADER_SIZE); + size -= (TRTP_RTCP_HEADER_SIZE); + + if(TRTP_RTCP_PACKET(self)->header->rc > 0) { + const tsk_list_item_t* item; + tsk_size_t chunck_size; + const trtp_rtcp_sdes_chunck_t* chunck; + tsk_list_foreach(item, self->chuncks) { + if(!(chunck = item->data)) { + continue; + } + if((ret = trtp_rtcp_sdes_chunck_serialize_to(chunck, pdata, size))) { + TSK_DEBUG_ERROR("Failed to serialize SDES chunck"); + goto bail; + } + chunck_size = trtp_rtcp_sdes_chunck_get_size(chunck); + pdata += chunck_size; + size -= chunck_size; + } + } bail: - return ret; + return ret; } int trtp_rtcp_report_sdes_add_chunck(trtp_rtcp_report_sdes_t* self, trtp_rtcp_sdes_chunck_t* chunck) { - if(!self || !self->chuncks || !chunck){ - TSK_DEBUG_ERROR("Invalid parameter"); - return -1; - } - - chunck = tsk_object_ref(chunck); - TRTP_RTCP_PACKET(self)->header->length_in_bytes += (uint32_t)trtp_rtcp_sdes_chunck_get_size(chunck); - TRTP_RTCP_PACKET(self)->header->length_in_words_minus1 = ((TRTP_RTCP_PACKET(self)->header->length_in_bytes >> 2) - 1) - + ((TRTP_RTCP_PACKET(self)->header->length_in_bytes & 0x03) ? 1 : 0); - ++TRTP_RTCP_PACKET(self)->header->rc; - tsk_list_push_back_data(self->chuncks, (void**)&chunck); - return 0; + if(!self || !self->chuncks || !chunck) { + TSK_DEBUG_ERROR("Invalid parameter"); + return -1; + } + + chunck = tsk_object_ref(chunck); + TRTP_RTCP_PACKET(self)->header->length_in_bytes += (uint32_t)trtp_rtcp_sdes_chunck_get_size(chunck); + TRTP_RTCP_PACKET(self)->header->length_in_words_minus1 = ((TRTP_RTCP_PACKET(self)->header->length_in_bytes >> 2) - 1) + + ((TRTP_RTCP_PACKET(self)->header->length_in_bytes & 0x03) ? 1 : 0); + ++TRTP_RTCP_PACKET(self)->header->rc; + tsk_list_push_back_data(self->chuncks, (void**)&chunck); + return 0; } tsk_size_t trtp_rtcp_report_sdes_get_size(const trtp_rtcp_report_sdes_t* self) { - if(!self){ - TSK_DEBUG_ERROR("Invalid parameter"); - return 0; - } - else{ - tsk_size_t size = TRTP_RTCP_HEADER_SIZE; - const tsk_list_item_t* item; - tsk_list_foreach(item, self->chuncks){ - size += trtp_rtcp_sdes_chunck_get_size(TRTP_RTCP_SDES_CHUNCK(item->data)); - } - return size; - } + if(!self) { + TSK_DEBUG_ERROR("Invalid parameter"); + return 0; + } + else { + tsk_size_t size = TRTP_RTCP_HEADER_SIZE; + const tsk_list_item_t* item; + tsk_list_foreach(item, self->chuncks) { + size += trtp_rtcp_sdes_chunck_get_size(TRTP_RTCP_SDES_CHUNCK(item->data)); + } + return size; + } } |