diff options
Diffstat (limited to 'tinyRTP/src/rtcp/trtp_rtcp_sdes_chunck.c')
| -rwxr-xr-x | tinyRTP/src/rtcp/trtp_rtcp_sdes_chunck.c | 224 |
1 files changed, 112 insertions, 112 deletions
diff --git a/tinyRTP/src/rtcp/trtp_rtcp_sdes_chunck.c b/tinyRTP/src/rtcp/trtp_rtcp_sdes_chunck.c index 9104580..f8bed63 100755 --- a/tinyRTP/src/rtcp/trtp_rtcp_sdes_chunck.c +++ b/tinyRTP/src/rtcp/trtp_rtcp_sdes_chunck.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. * @@ -44,27 +44,26 @@ Each chunk consists of an SSRC/CSRC identifier followed by a list of static tsk_object_t* trtp_rtcp_sdes_chunck_ctor(tsk_object_t * self, va_list * app) { - trtp_rtcp_sdes_chunck_t *chunck = self; - if(chunck){ - chunck->items = tsk_list_create(); - } - return self; + trtp_rtcp_sdes_chunck_t *chunck = self; + if(chunck) { + chunck->items = tsk_list_create(); + } + return self; } static tsk_object_t* trtp_rtcp_sdes_chunck_dtor(tsk_object_t * self) -{ - trtp_rtcp_sdes_chunck_t *chunck = self; - if(chunck){ - TSK_OBJECT_SAFE_FREE(chunck->items); - } +{ + trtp_rtcp_sdes_chunck_t *chunck = self; + if(chunck) { + TSK_OBJECT_SAFE_FREE(chunck->items); + } - return self; + return self; } -static const tsk_object_def_t trtp_rtcp_sdes_chunck_def_s = -{ - sizeof(trtp_rtcp_sdes_chunck_t), - trtp_rtcp_sdes_chunck_ctor, - trtp_rtcp_sdes_chunck_dtor, - tsk_null, +static const tsk_object_def_t trtp_rtcp_sdes_chunck_def_s = { + sizeof(trtp_rtcp_sdes_chunck_t), + trtp_rtcp_sdes_chunck_ctor, + trtp_rtcp_sdes_chunck_dtor, + tsk_null, }; const tsk_object_def_t *trtp_rtcp_sdes_chunck_def_t = &trtp_rtcp_sdes_chunck_def_s; @@ -72,119 +71,120 @@ const tsk_object_def_t *trtp_rtcp_sdes_chunck_def_t = &trtp_rtcp_sdes_chunck_def trtp_rtcp_sdes_chunck_t* trtp_rtcp_sdes_chunck_create_null() { - return tsk_object_new(trtp_rtcp_sdes_chunck_def_t); + return tsk_object_new(trtp_rtcp_sdes_chunck_def_t); } trtp_rtcp_sdes_chunck_t* trtp_rtcp_sdes_chunck_create(uint32_t ssrc) { - trtp_rtcp_sdes_chunck_t* chunck; - if((chunck = trtp_rtcp_sdes_chunck_create_null())){ - chunck->ssrc = ssrc; - } - return chunck; + trtp_rtcp_sdes_chunck_t* chunck; + if((chunck = trtp_rtcp_sdes_chunck_create_null())) { + chunck->ssrc = ssrc; + } + return chunck; } trtp_rtcp_sdes_chunck_t* trtp_rtcp_sdes_chunck_deserialize(const void* data, tsk_size_t size) { - trtp_rtcp_sdes_chunck_t* chunck = tsk_null; - const uint8_t* pdata = (uint8_t*)data; - const uint8_t* pend; - if(!data || size < TRTP_RTCP_SDES_CHUNCK_MIN_SIZE){ - TSK_DEBUG_ERROR("Invalid parameter"); - return tsk_null; - } - - pend = (pdata + size); - if((chunck = trtp_rtcp_sdes_chunck_create_null())){ - trtp_rtcp_sdes_item_t* item; - tsk_bool_t is_last_item = tsk_false; - // SSRC/CSRC - chunck->ssrc = (uint32_t)tnet_ntohl_2(pdata); - pdata += TRTP_RTCP_SDES_CHUNCK_SSRC_OR_CSRC_SIZE; - while((pdata < pend) && !is_last_item){ - if((item = trtp_rtcp_sdes_item_deserialize(pdata, (pend-pdata)))){ - is_last_item = (item->type == trtp_rtcp_sdes_item_type_end); - pdata += trtp_rtcp_sdes_item_get_size(item); - tsk_list_push_back_data(chunck->items, (void**)&item); - } - else{ - TSK_DEBUG_ERROR("Failed to deserialize sdes item"); - break; - } - } - } - else{ - TSK_DEBUG_ERROR("Failed to create new sdes_chunck object"); - return tsk_null; - } - - return chunck; + trtp_rtcp_sdes_chunck_t* chunck = tsk_null; + const uint8_t* pdata = (uint8_t*)data; + const uint8_t* pend; + if(!data || size < TRTP_RTCP_SDES_CHUNCK_MIN_SIZE) { + TSK_DEBUG_ERROR("Invalid parameter"); + return tsk_null; + } + + pend = (pdata + size); + if((chunck = trtp_rtcp_sdes_chunck_create_null())) { + trtp_rtcp_sdes_item_t* item; + tsk_bool_t is_last_item = tsk_false; + // SSRC/CSRC + chunck->ssrc = (uint32_t)tnet_ntohl_2(pdata); + pdata += TRTP_RTCP_SDES_CHUNCK_SSRC_OR_CSRC_SIZE; + while((pdata < pend) && !is_last_item) { + if((item = trtp_rtcp_sdes_item_deserialize(pdata, (pend-pdata)))) { + is_last_item = (item->type == trtp_rtcp_sdes_item_type_end); + pdata += trtp_rtcp_sdes_item_get_size(item); + tsk_list_push_back_data(chunck->items, (void**)&item); + } + else { + TSK_DEBUG_ERROR("Failed to deserialize sdes item"); + break; + } + } + } + else { + TSK_DEBUG_ERROR("Failed to create new sdes_chunck object"); + return tsk_null; + } + + return chunck; } int trtp_rtcp_sdes_chunck_serialize_to(const trtp_rtcp_sdes_chunck_t* self, void* data, tsk_size_t size) { - uint8_t* pdata = (uint8_t*)data; - const tsk_list_item_t* item; - const trtp_rtcp_sdes_item_t* sdes_item; - tsk_size_t sdes_item_size; - int ret = 0; - - if(!self || !data || size < trtp_rtcp_sdes_chunck_get_size(self)){ - TSK_DEBUG_ERROR("Invalid parameter"); - return -1; - } - - pdata[0] = self->ssrc >> 24; - pdata[1] = (self->ssrc >> 16) & 0xFF; - pdata[2] = (self->ssrc >> 8) & 0xFF; - pdata[3] = (self->ssrc & 0xFF); - pdata += 4; - - tsk_list_foreach(item, self->items){ - if(!(sdes_item = TRTP_RTCP_SDES_ITEM(item->data))){ - continue; - } - if((ret = trtp_rtcp_sdes_item_serialize_to(sdes_item, pdata, size))){ - TSK_DEBUG_ERROR("SDES item serialization failed"); - goto bail; - } - sdes_item_size = trtp_rtcp_sdes_item_get_size(sdes_item); - pdata += sdes_item_size; size -= sdes_item_size; - } + uint8_t* pdata = (uint8_t*)data; + const tsk_list_item_t* item; + const trtp_rtcp_sdes_item_t* sdes_item; + tsk_size_t sdes_item_size; + int ret = 0; + + if(!self || !data || size < trtp_rtcp_sdes_chunck_get_size(self)) { + TSK_DEBUG_ERROR("Invalid parameter"); + return -1; + } + + pdata[0] = self->ssrc >> 24; + pdata[1] = (self->ssrc >> 16) & 0xFF; + pdata[2] = (self->ssrc >> 8) & 0xFF; + pdata[3] = (self->ssrc & 0xFF); + pdata += 4; + + tsk_list_foreach(item, self->items) { + if(!(sdes_item = TRTP_RTCP_SDES_ITEM(item->data))) { + continue; + } + if((ret = trtp_rtcp_sdes_item_serialize_to(sdes_item, pdata, size))) { + TSK_DEBUG_ERROR("SDES item serialization failed"); + goto bail; + } + sdes_item_size = trtp_rtcp_sdes_item_get_size(sdes_item); + pdata += sdes_item_size; + size -= sdes_item_size; + } bail: - return ret; + return ret; } int trtp_rtcp_sdes_chunck_add_item(trtp_rtcp_sdes_chunck_t* self, trtp_rtcp_sdes_item_type_t type, const void* data, uint8_t length) { - trtp_rtcp_sdes_item_t *item; - if(!self || !self->items){ - TSK_DEBUG_ERROR("Invalid parameter"); - return -1; - } - if((item = trtp_rtcp_sdes_item_create(type, data, length))){ - tsk_list_push_back_data(self->items, (void**)&item); - } - return 0; + trtp_rtcp_sdes_item_t *item; + if(!self || !self->items) { + TSK_DEBUG_ERROR("Invalid parameter"); + return -1; + } + if((item = trtp_rtcp_sdes_item_create(type, data, length))) { + tsk_list_push_back_data(self->items, (void**)&item); + } + return 0; } tsk_size_t trtp_rtcp_sdes_chunck_get_size(const trtp_rtcp_sdes_chunck_t* self) { - const tsk_list_item_t* item; - if(!self){ - TSK_DEBUG_ERROR("Invalid parameter"); - return 0; - } - else{ - tsk_size_t size = TRTP_RTCP_SDES_CHUNCK_SSRC_OR_CSRC_SIZE; - tsk_list_foreach(item, self->items){ - size += trtp_rtcp_sdes_item_get_size(TRTP_RTCP_SDES_ITEM(item->data)); - } - if(size & 0x03){//Each chunk starts on a 32-bit boundary - size += (4 - (size & 0x03)); - } - return size; - } + const tsk_list_item_t* item; + if(!self) { + TSK_DEBUG_ERROR("Invalid parameter"); + return 0; + } + else { + tsk_size_t size = TRTP_RTCP_SDES_CHUNCK_SSRC_OR_CSRC_SIZE; + tsk_list_foreach(item, self->items) { + size += trtp_rtcp_sdes_item_get_size(TRTP_RTCP_SDES_ITEM(item->data)); + } + if(size & 0x03) { //Each chunk starts on a 32-bit boundary + size += (4 - (size & 0x03)); + } + return size; + } } |
