diff options
Diffstat (limited to 'libvideoeditor/osal/src/M4OSA_FileWriter.c')
| -rwxr-xr-x | libvideoeditor/osal/src/M4OSA_FileWriter.c | 574 |
1 files changed, 0 insertions, 574 deletions
diff --git a/libvideoeditor/osal/src/M4OSA_FileWriter.c b/libvideoeditor/osal/src/M4OSA_FileWriter.c deleted file mode 100755 index 37fc173..0000000 --- a/libvideoeditor/osal/src/M4OSA_FileWriter.c +++ /dev/null @@ -1,574 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/** - ************************************************************************ - * @file M4OSA_FileWriter.c - * @brief File writer for Android - * @note This file implements functions to write in a file. - ************************************************************************ -*/ - -#include "M4OSA_Debug.h" -#include "M4OSA_FileCommon_priv.h" -#include "M4OSA_FileWriter.h" -#include "M4OSA_FileWriter_priv.h" -#include "M4OSA_Memory.h" - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE -#include "M4OSA_Semaphore.h" -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - -/** - ************************************************************************ - * @brief This function opens the provided URL and returns its context. - * If an error occured, the context is set to NULL. - * @param pContext: (OUT) Context of the core file writer - * @param pUrl: (IN) URL of the input file - * @param fileModeAccess: (IN) File mode access - * @return M4NO_ERROR: there is no error - * @return M4ERR_PARAMETER: at least one parameter is NULL - * @return M4ERR_ALLOC: there is no more memory available - * @return M4ERR_NOT_IMPLEMENTED: the URL does not match with the supported - * file - * @return M4ERR_FILE_NOT_FOUND: the file cannot be found - * @return M4ERR_FILE_LOCKED: the file is locked by an other - * application/process - * @return M4ERR_FILE_BAD_MODE_ACCESS: the file mode access is not correct - ************************************************************************ -*/ -M4OSA_ERR M4OSA_fileWriteOpen(M4OSA_Context* pContext, M4OSA_Void* pUrl, - M4OSA_UInt32 fileModeAccess) -{ - M4OSA_TRACE1_3("M4OSA_fileWriteOpen : pC = 0x%p fd = 0x%p mode = %d", - pContext, pUrl, fileModeAccess); - - return M4OSA_fileCommonOpen(M4OSA_FILE_WRITER, pContext, pUrl, - fileModeAccess); -} - - -/** - ************************************************************************ - * @brief This function writes the 'size' bytes stored at 'data' memory - * in the file selected by its context. - * @note The caller is responsible for allocating/de-allocating the - * memory for 'data' parameter. - * @note Moreover the data pointer must be allocated to store at least - * 'size' bytes. - * @param pContext: (IN/OUT) Context of the core file reader - * @param buffer: (IN) Data pointer of the write data - * @param size: (IN) Size of the data to write (in bytes) - * @return M4NO_ERROR: there is no error - * @return M4ERR_PARAMETER: at least one parameter is NULL - * @return M4ERR_BAD_CONTEXT: provided context is not a valid one - * @return M4ERR_ALLOC: there is no more memory available - ************************************************************************ -*/ -M4OSA_ERR M4OSA_fileWriteData(M4OSA_Context pContext, M4OSA_MemAddr8 data, - M4OSA_UInt32 uiSize) -{ - M4OSA_FileContext* pFileContext = pContext; - M4OSA_ERR err; - M4OSA_UInt32 uiSizeWrite; - - M4OSA_TRACE2_2("M4OSA_fileWriteData : data = 0x%p size = %lu", data, - uiSize); - - M4OSA_DEBUG_IF2(M4OSA_NULL == pContext, M4ERR_PARAMETER, - "M4OSA_fileWriteData: pContext is M4OSA_NULL"); - M4OSA_DEBUG_IF2(M4OSA_NULL == data, M4ERR_PARAMETER, - "M4OSA_fileWriteData: data is M4OSA_NULL"); - M4OSA_DEBUG_IF2(0 == uiSize, M4ERR_PARAMETER, - "M4OSA_fileWriteData: uiSize is 0"); -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_DEBUG_IF2(M4OSA_NULL == pFileContext->semaphore_context, - M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteData: semaphore_context is M4OSA_NULL"); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - if (M4OSA_kDescRWAccess == pFileContext->m_DescrModeAccess) - { - M4OSA_UInt32 WriteSize; - err = M4NO_ERROR; - WriteSize = fwrite((void *)data,1, uiSize, pFileContext->file_desc); - if(WriteSize != uiSize) - { - /* converts the error to PSW format*/ - err = ((M4OSA_UInt32)(M4_ERR)<<30)+(((M4OSA_FILE_WRITER)&0x003FFF)<<16)+(M4OSA_Int16)(WriteSize); - M4OSA_TRACE1_1("M4OSA_FileWriteData error:%x",err); - } - fflush(pFileContext->file_desc); - - pFileContext->write_position = pFileContext->write_position + WriteSize; - - /* Update the file size */ - if(pFileContext->write_position > pFileContext->file_size) - { - pFileContext->file_size = pFileContext->write_position; - } - return err; - } - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphoreWait(pFileContext->semaphore_context, M4OSA_WAIT_FOREVER); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - if(pFileContext->current_seek != SeekWrite) - { - /* fseek to the last read position */ - err = M4OSA_fileCommonSeek(pContext, M4OSA_kFileSeekBeginning, - &(pFileContext->write_position)); - - if(M4OSA_ERR_IS_ERROR(err)) - { -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - M4OSA_DEBUG(err, "M4OSA_fileWriteData: M4OSA_fileCommonSeek"); - return err; - } - - pFileContext->current_seek = SeekWrite; - } - - /* Write data */ - uiSizeWrite = fwrite(data, sizeof(M4OSA_Char), uiSize, pFileContext->file_desc); - - if(uiSizeWrite == (M4OSA_UInt32)-1) - { -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - /* An error occured */ - - M4OSA_DEBUG(M4ERR_BAD_CONTEXT, "M4OSA_fileWriteData: fwrite failed"); - return M4ERR_BAD_CONTEXT; - } - - pFileContext->write_position = pFileContext->write_position + uiSizeWrite; - - /* Update the file size */ - if(pFileContext->write_position > pFileContext->file_size) - { - pFileContext->file_size = pFileContext->write_position; - } - - if((M4OSA_UInt32)uiSizeWrite < uiSize) - { -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - M4OSA_DEBUG(M4ERR_ALLOC, "M4OSA_fileWriteData"); - return M4ERR_ALLOC; - } - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - return M4NO_ERROR; -} - - -/** - ************************************************************************ - * @brief This function seeks at the provided position in the core file - * writer (selected by its 'context'). The position is related to - * the seekMode parameter it can be either from the beginning, - * from the end or from the current postion. To support large file - * access (more than 2GBytes), the position is provided on a 64 - * bits. - * @note If this function returns an error the current position pointer - * in the file must not change. Else the current position pointer - * must be updated. - * @param pContext: (IN/OUT) Context of the core file reader - * @param seekMode: (IN) Seek access mode - * @param position: (IN/OUT) Position in the file - * @return M4NO_ERROR: there is no error - * @return M4ERR_PARAMETER: at least one parameter is NULL - * @return M4ERR_BAD_CONTEXT: provided context is not a valid one - * @return M4ERR_ALLOC: there is no more memory available - * @return M4ERR_FILE_INVALID_POSITION: the position cannot be reached - ************************************************************************ - */ -M4OSA_ERR M4OSA_fileWriteSeek(M4OSA_Context pContext, M4OSA_FileSeekAccessMode seekMode, - M4OSA_FilePosition* pPosition) -{ - M4OSA_FileContext* pFileContext = (M4OSA_FileContext*)pContext; - M4OSA_ERR err; - - M4OSA_TRACE2_2("M4OSA_fileWriteSeek : mode = %d pos = %lu", - seekMode, (M4OSA_NULL != pPosition) ? (*pPosition) : 0); - - M4OSA_DEBUG_IF2(M4OSA_NULL == pContext, M4ERR_PARAMETER, - "M4OSA_fileWriteSeek: pContext is M4OSA_NULL"); - M4OSA_DEBUG_IF2(0 == seekMode, M4ERR_PARAMETER, - "M4OSA_fileWriteSeek: seemMode is 0"); - M4OSA_DEBUG_IF2(M4OSA_NULL == pPosition, M4ERR_PARAMETER, - "M4OSA_fileWriteSeek: pPosition is M4OSA_NULL"); -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_DEBUG_IF2(M4OSA_NULL == pFileContext->semaphore_context, M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteSeek: semaphore_context is M4OSA_NULL"); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - if (M4OSA_kDescRWAccess == pFileContext->m_DescrModeAccess) /* read write */ - { - M4OSA_UInt32 SeekModeOption; - /*The position for the seek mode between the SHP and the OSAl part are different */ - if (M4OSA_kFileSeekBeginning == seekMode) - { - SeekModeOption = SEEK_SET; - } - else if (M4OSA_kFileSeekEnd == seekMode) - { - SeekModeOption = SEEK_END; - } - else if (M4OSA_kFileSeekCurrent == seekMode) - { - SeekModeOption = SEEK_CUR; - } - else - { - M4OSA_TRACE1_0("M4OSA_fileWriteSeek: END WITH ERROR !!! (CONVERION ERROR FOR THE SEEK MODE) "); - return M4ERR_PARAMETER; - } - - /** - * Go to the desired position */ - err = fseek(pFileContext->file_desc,*pPosition,SeekModeOption); - if(err != 0) - { - /* converts the error to PSW format*/ - err=((M4OSA_UInt32)(M4_ERR)<<30)+(((M4OSA_FILE_WRITER)&0x003FFF)<<16)+(M4OSA_Int16)(err); - M4OSA_TRACE1_1("M4OSA_FileWriteSeek error:%x",err); - } - else - { - return M4NO_ERROR; - } - - return err; - } - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphoreWait(pFileContext->semaphore_context, M4OSA_WAIT_FOREVER); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - err = M4OSA_fileCommonSeek(pContext, seekMode, pPosition); - - if(M4OSA_ERR_IS_ERROR(err)) - { - M4OSA_DEBUG(err, "M4OSA_fileWriteSeek: M4OSA_fileCommonSeek"); - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - return err; - } - - pFileContext->write_position = *pPosition; - - pFileContext->current_seek = SeekWrite; - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - return M4NO_ERROR; -} - - -/** - ************************************************************************ - * @brief This function asks the core file writer to close the file - * (associated to the context). - * @note The context of the core file writer is freed. - * @param pContext: (IN/OUT) Context of the core file writer - * @return M4NO_ERROR: there is no error - * @return M4ERR_PARAMETER: at least one parameter is NULL - * @return M4ERR_BAD_CONTEXT: provided context is not a valid one - * @return M4ERR_ALLOC: there is no more memory available -************************************************************************ -*/ - -M4OSA_ERR M4OSA_fileWriteClose(M4OSA_Context pContext) -{ - M4OSA_FileContext* pFileContext = (M4OSA_FileContext*)pContext; - - M4OSA_TRACE1_1("M4OSA_fileWriteClose : pC = 0x%p", pContext); - - M4OSA_DEBUG_IF2(M4OSA_NULL == pContext, M4ERR_PARAMETER, - "M4OSA_fileWriteClose: pContext is M4OSA_NULL"); - - return M4OSA_fileCommonClose(M4OSA_FILE_WRITER, pContext); -} - - -/** - ************************************************************************ - * @brief This function flushes the stream associated to the context. - * @param pContext: (IN/OUT) Context of the core file writer - * @return M4NO_ERROR: there is no error - * @return M4ERR_PARAMETER: at least one parameter is NULL - * @return M4ERR_BAD_CONTEXT: provided context is not a valid one - ************************************************************************ -*/ -M4OSA_ERR M4OSA_fileWriteFlush(M4OSA_Context pContext) -{ - M4OSA_FileContext* pFileContext = pContext; - M4OSA_ERR err = M4NO_ERROR; - - M4OSA_TRACE2_1("M4OSA_fileWriteFlush : pC = 0x%p", pContext); - - M4OSA_DEBUG_IF2(M4OSA_NULL == pContext, M4ERR_PARAMETER, - "M4OSA_fileWriteFlush: pcontext is M4OSA_NULL"); - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_DEBUG_IF2(M4OSA_NULL == pFileContext->semaphore_context, M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteFlush: semaphore_context is M4OSA_NULL"); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphoreWait(pFileContext->semaphore_context, M4OSA_WAIT_FOREVER); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - if (fflush(pFileContext->file_desc) != 0) - { - err = M4ERR_BAD_CONTEXT; - } - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - return err; -} - - -/** - ************************************************************************ - * @brief This function asks the core file writer to return the value - * associated with the optionID. - * The caller is responsible for allocating/de-allocating the - * memory of the value field. - * @note 'value' must be cast according to the type related to the - * optionID - * As the caller is responsible for allocating/de-allocating the - * 'value' field, the callee must copy this field - * to its internal variable. - * @param pContext: (IN/OUT) Context of the core file writer - * @param optionID: (IN) ID of the option - * @param value: (OUT) Value of the option - * @return M4NO_ERROR: there is no error - * @return M4ERR_PARAMETER: at least one parameter is NULL - * @return M4ERR_BAD_CONTEXT: provided context is not a valid one - * @return M4ERR_BAD_OPTION_ID: the optionID is not a valid one - * @return M4ERR_WRITE_ONLY: this option is a write only one - * @return M4ERR_NOT_IMPLEMENTED: this option is not implemented -************************************************************************ -*/ - -M4OSA_ERR M4OSA_fileWriteGetOption(M4OSA_Context pContext, M4OSA_OptionID optionID, - M4OSA_DataOption* pOptionValue) -{ - M4OSA_FileContext* pFileContext = pContext; - - M4OSA_TRACE2_1("M4OSA_fileWriteGetOption : option = 0x%x", optionID); - - M4OSA_DEBUG_IF2(M4OSA_NULL == pContext, M4ERR_PARAMETER, - "M4OSA_fileWriteGetOption: pContext is M4OSA_NULL"); - M4OSA_DEBUG_IF2(optionID == 0, M4ERR_PARAMETER, "M4OSA_fileWriteGetOption"); - M4OSA_DEBUG_IF2(M4OSA_NULL == pOptionValue, M4ERR_PARAMETER, - "M4OSA_fileWriteGetOption: pOtionValue is M4OSA_NULL"); - - M4OSA_DEBUG_IF2(!M4OSA_OPTION_ID_IS_COREID(optionID, M4OSA_FILE_WRITER), - M4ERR_BAD_OPTION_ID, "M4OSA_fileWriteGetOption"); - M4OSA_DEBUG_IF2(!M4OSA_OPTION_ID_IS_READABLE(optionID), M4ERR_WRITE_ONLY, - "M4OSA_fileWriteGetOption"); -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_DEBUG_IF2(M4OSA_NULL == pFileContext->semaphore_context, M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteGetOption: semaphore_context is M4OSA_NULL"); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - switch(optionID) - { -#if(M4OSA_OPTIONID_FILE_WRITE_GET_FILE_POSITION == M4OSA_TRUE) - case M4OSA_kFileWriteGetFilePosition: - { - M4OSA_FilePosition* position = (M4OSA_FilePosition*)pOptionValue; - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphoreWait(pFileContext->semaphore_context, M4OSA_WAIT_FOREVER); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - *position = pFileContext->write_position; - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - return M4NO_ERROR; - } -#endif /*M4OSA_OPTIONID_FILE_WRITE_GET_FILE_POSITION*/ - -#if(M4OSA_OPTIONID_FILE_WRITE_GET_FILE_SIZE == M4OSA_TRUE) - case M4OSA_kFileWriteGetFileSize: - { - M4OSA_FilePosition* position = (M4OSA_FilePosition*)pOptionValue; - - if(M4OSA_kDescRWAccess == pFileContext->m_DescrModeAccess) - { - M4OSA_Int32 iSavePos = 0; - M4OSA_Int32 iSize = 0; - - iSavePos = ftell(pFileContext->file_desc); /*1- Check the first position */ - fseek(pFileContext->file_desc, 0, SEEK_END); /*2- Go to the end of the file */ - *position = ftell(pFileContext->file_desc); /*3- Check the file size*/ - fseek(pFileContext->file_desc, iSavePos, SEEK_SET); /*4- go to the first position*/ - return M4NO_ERROR; - } - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphoreWait(pFileContext->semaphore_context, M4OSA_WAIT_FOREVER); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - *position = pFileContext->file_size; - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_semaphorePost(pFileContext->semaphore_context); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - return M4NO_ERROR; - } -#endif /*M4OSA_OPTIONID_FILE_WRITE_GET_FILE_SIZE*/ - -#if(M4OSA_OPTIONID_FILE_WRITE_GET_URL == M4OSA_TRUE) - case M4OSA_kFileWriteGetURL: - { - return M4OSA_fileCommonGetURL (pContext, (M4OSA_Char**)pOptionValue); - } -#endif /*M4OSA_OPTIONID_FILE_WRITE_GET_URL*/ - -#if(M4OSA_OPTIONID_FILE_WRITE_GET_FILE_ATTRIBUTE == M4OSA_TRUE) - case M4OSA_kFileWriteGetAttribute: - { - return M4OSA_fileCommonGetAttribute(pContext, - (M4OSA_FileAttribute*)pOptionValue); - } -#endif /*M4OSA_OPTIONID_FILE_WRITE_GET_FILE_ATTRIBUTE*/ - -#if(M4OSA_OPTIONID_FILE_WRITE_GET_READER_CONTEXT == M4OSA_TRUE) - case M4OSA_kFileWriteGetReaderContext: - { - M4OSA_FileModeAccess access = pFileContext->access_mode; - - M4OSA_DEBUG_IF1(!(access & M4OSA_kFileRead), M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteGetOption: M4OSA_kFileRead"); - - M4OSA_DEBUG_IF1(!(access & M4OSA_kFileWrite), M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteGetOption: M4OSA_kFileWrite"); - - pFileContext->coreID_read = M4OSA_FILE_READER; - - *pOptionValue = pContext; - - return M4NO_ERROR; - } -#endif /*M4OSA_OPTIONID_FILE_WRITE_GET_READER_CONTEXT*/ - - case M4OSA_kFileWriteLockMode: - { - *(M4OSA_UInt32*)pOptionValue = pFileContext->m_uiLockMode; - return M4NO_ERROR; - } - - } - - M4OSA_DEBUG(M4ERR_NOT_IMPLEMENTED, "M4OSA_fileWriteGetOption"); - - return M4ERR_NOT_IMPLEMENTED; -} - - -/** -************************************************************************ -* @brief This function asks the core file writer to set the value -* associated with the optionID. -* The caller is responsible for allocating/de-allocating the -* memory of the value field. -* @note As the caller is responsible for allocating/de-allocating the -* 'value' field, the callee must copy this field to its internal -* variable. -* @param pContext: (IN/OUT) Context of the core file writer -* @param optionID: (IN) ID of the option -* @param value: (IN) Value of the option -* @return M4NO_ERROR: there is no error -* @return M4ERR_PARAMETER: at least one parameter is NULL -* @return M4ERR_BAD_CONTEXT: provided context is not a valid one -* @return M4ERR_BAD_OPTION_ID: the optionID is not a valid one -* @return M4ERR_READ_ONLY: this option is a read only one -* @return M4ERR_NOT_IMPLEMENTED: this option is not implemented -************************************************************************ -*/ - -M4OSA_ERR M4OSA_fileWriteSetOption(M4OSA_Context pContext, - M4OSA_OptionID optionID, - M4OSA_DataOption optionValue) -{ - M4OSA_FileContext* pFileContext = pContext; - - M4OSA_TRACE2_1("M4OSA_fileWriteSetOption : option = 0x%x", optionID); - - M4OSA_DEBUG_IF2(M4OSA_NULL == pContext, M4ERR_PARAMETER, - "M4OSA_fileWriteSetOption"); - - M4OSA_DEBUG_IF2(0 == optionID, M4ERR_PARAMETER, "M4OSA_fileWriteSetOption"); - - M4OSA_DEBUG_IF2(!M4OSA_OPTION_ID_IS_COREID(optionID, M4OSA_FILE_WRITER), - M4ERR_BAD_OPTION_ID, "M4OSA_fileWriteSetOption"); - - M4OSA_DEBUG_IF2(!M4OSA_OPTION_ID_IS_WRITABLE(optionID), M4ERR_READ_ONLY, - "M4OSA_fileReadSetOption"); - -#ifdef M4OSA_FILE_BLOCK_WITH_SEMAPHORE - M4OSA_DEBUG_IF2(M4OSA_NULL == pFileContext->semaphore_context, M4ERR_BAD_CONTEXT, - "M4OSA_fileWriteSetOption: semaphore_context is M4OSA_NULL"); -#endif /* M4OSA_FILE_BLOCK_WITH_SEMAPHORE */ - - switch(optionID) - { - case M4OSA_kFileWriteLockMode: - { - pFileContext->m_uiLockMode = (M4OSA_UInt32)*(M4OSA_UInt32*)optionValue; - return M4NO_ERROR; - } - - case M4OSA_kFileWriteDescMode: - { - pFileContext->m_DescrModeAccess = (M4OSA_Int32)*(M4OSA_Int32*)optionValue; - return M4NO_ERROR; - } - - default: - return M4ERR_NOT_IMPLEMENTED; - } - - return M4ERR_NOT_IMPLEMENTED; -} - |