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137 lines
5.4 KiB
137 lines
5.4 KiB
/* |
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Copyright (c) 2012, Broadcom Europe Ltd |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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* Neither the name of the copyright holder nor the |
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names of its contributors may be used to endorse or promote products |
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derived from this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY |
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include <stdlib.h> |
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#include <string.h> |
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#include "containers/core/containers_private.h" |
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#include "containers/core/containers_io_helpers.h" |
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#include "containers/core/containers_utils.h" |
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#include "containers/core/containers_logging.h" |
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/****************************************************************************** |
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Type definitions |
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******************************************************************************/ |
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typedef struct VC_CONTAINER_MODULE_T |
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{ |
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VC_CONTAINER_TRACK_T *track[2]; |
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} VC_CONTAINER_MODULE_T; |
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/****************************************************************************** |
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Function prototypes |
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******************************************************************************/ |
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VC_CONTAINER_STATUS_T dummy_writer_open( VC_CONTAINER_T * ); |
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/***************************************************************************** |
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Functions exported as part of the Container Module API |
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*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T dummy_writer_close( VC_CONTAINER_T *p_ctx ) |
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{ |
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VC_CONTAINER_MODULE_T *module = p_ctx->priv->module; |
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for(; p_ctx->tracks_num > 0; p_ctx->tracks_num--) |
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vc_container_free_track(p_ctx, p_ctx->tracks[p_ctx->tracks_num-1]); |
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free(module); |
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return VC_CONTAINER_SUCCESS; |
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} |
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/*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T dummy_writer_write( VC_CONTAINER_T *p_ctx, |
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VC_CONTAINER_PACKET_T *packet ) |
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{ |
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VC_CONTAINER_PARAM_UNUSED(p_ctx); |
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VC_CONTAINER_PARAM_UNUSED(packet); |
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return VC_CONTAINER_SUCCESS; |
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} |
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/*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T dummy_writer_control( VC_CONTAINER_T *p_ctx, |
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VC_CONTAINER_CONTROL_T operation, va_list args ) |
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{ |
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VC_CONTAINER_TRACK_T *track; |
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VC_CONTAINER_PARAM_UNUSED(args); |
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switch(operation) |
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{ |
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case VC_CONTAINER_CONTROL_TRACK_ADD: |
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if(p_ctx->tracks_num >= 2) return VC_CONTAINER_ERROR_OUT_OF_RESOURCES; |
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/* Allocate and initialise track data */ |
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p_ctx->tracks[p_ctx->tracks_num] = track = vc_container_allocate_track(p_ctx, 0); |
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if(!track) return VC_CONTAINER_ERROR_OUT_OF_MEMORY; |
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p_ctx->tracks_num++; |
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return VC_CONTAINER_SUCCESS; |
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case VC_CONTAINER_CONTROL_TRACK_ADD_DONE: |
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return VC_CONTAINER_SUCCESS; |
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default: return VC_CONTAINER_ERROR_UNSUPPORTED_OPERATION; |
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} |
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} |
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/*****************************************************************************/ |
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VC_CONTAINER_STATUS_T dummy_writer_open( VC_CONTAINER_T *p_ctx ) |
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{ |
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const char *extension = vc_uri_path_extension(p_ctx->priv->uri); |
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VC_CONTAINER_MODULE_T *module = 0; |
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VC_CONTAINER_STATUS_T status = VC_CONTAINER_ERROR_FORMAT_INVALID; |
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/* Check if the user has specified a container */ |
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vc_uri_find_query(p_ctx->priv->uri, 0, "container", &extension); |
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/* Check we're the right writer for this */ |
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if(!extension) |
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return VC_CONTAINER_ERROR_FORMAT_NOT_SUPPORTED; |
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if(strcasecmp(extension, "dummy")) |
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return VC_CONTAINER_ERROR_FORMAT_NOT_SUPPORTED; |
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/* Allocate our context */ |
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module = malloc(sizeof(*module)); |
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if(!module) { status = VC_CONTAINER_ERROR_OUT_OF_MEMORY; goto error; } |
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memset(module, 0, sizeof(*module)); |
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p_ctx->priv->module = module; |
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p_ctx->tracks = module->track; |
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p_ctx->capabilities |= VC_CONTAINER_CAPS_DYNAMIC_TRACK_ADD; |
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p_ctx->priv->pf_close = dummy_writer_close; |
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p_ctx->priv->pf_write = dummy_writer_write; |
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p_ctx->priv->pf_control = dummy_writer_control; |
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return VC_CONTAINER_SUCCESS; |
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error: |
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LOG_DEBUG(p_ctx, "dummy: error opening stream (%i)", status); |
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return status; |
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} |
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/******************************************************************************** |
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Entrypoint function |
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********************************************************************************/ |
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#if !defined(ENABLE_CONTAINERS_STANDALONE) && defined(__HIGHC__) |
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# pragma weak writer_open dummy_writer_open |
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#endif
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