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91 lines
3.6 KiB
91 lines
3.6 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 <stdio.h> |
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#include "containers/containers.h" |
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#include "containers/core/containers_common.h" |
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#include "containers/core/containers_io.h" |
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#include "containers/core/containers_uri.h" |
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VC_CONTAINER_STATUS_T vc_container_io_null_open( VC_CONTAINER_IO_T *, const char *, |
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VC_CONTAINER_IO_MODE_T ); |
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/*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T io_null_close( VC_CONTAINER_IO_T *p_ctx ) |
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{ |
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VC_CONTAINER_PARAM_UNUSED(p_ctx); |
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return VC_CONTAINER_SUCCESS; |
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} |
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/*****************************************************************************/ |
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static size_t io_null_read(VC_CONTAINER_IO_T *p_ctx, void *buffer, size_t size) |
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{ |
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VC_CONTAINER_PARAM_UNUSED(p_ctx); |
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VC_CONTAINER_PARAM_UNUSED(buffer); |
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VC_CONTAINER_PARAM_UNUSED(size); |
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return size; |
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} |
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/*****************************************************************************/ |
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static size_t io_null_write(VC_CONTAINER_IO_T *p_ctx, const void *buffer, size_t size) |
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{ |
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VC_CONTAINER_PARAM_UNUSED(p_ctx); |
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VC_CONTAINER_PARAM_UNUSED(buffer); |
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VC_CONTAINER_PARAM_UNUSED(size); |
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return size; |
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} |
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/*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T io_null_seek(VC_CONTAINER_IO_T *p_ctx, int64_t offset) |
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{ |
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VC_CONTAINER_PARAM_UNUSED(p_ctx); |
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VC_CONTAINER_PARAM_UNUSED(offset); |
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return VC_CONTAINER_SUCCESS; |
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} |
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/*****************************************************************************/ |
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VC_CONTAINER_STATUS_T vc_container_io_null_open( VC_CONTAINER_IO_T *p_ctx, |
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const char *unused, VC_CONTAINER_IO_MODE_T mode ) |
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{ |
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VC_CONTAINER_PARAM_UNUSED(unused); |
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VC_CONTAINER_PARAM_UNUSED(mode); |
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/* Check the URI */ |
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if (!vc_uri_scheme(p_ctx->uri_parts) || |
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(strcasecmp(vc_uri_scheme(p_ctx->uri_parts), "null") && |
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strcasecmp(vc_uri_scheme(p_ctx->uri_parts), "null"))) |
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return VC_CONTAINER_ERROR_FORMAT_NOT_SUPPORTED; |
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p_ctx->pf_close = io_null_close; |
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p_ctx->pf_read = io_null_read; |
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p_ctx->pf_write = io_null_write; |
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p_ctx->pf_seek = io_null_seek; |
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return VC_CONTAINER_SUCCESS; |
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}
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