--- a/symbian-qemu-0.9.1-12/model-libraries/nvmemmory/nvmemmory.cpp Wed Sep 22 17:06:27 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,267 +0,0 @@
-/*
-* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-*
-* Simple non volatile memory device. nvmemmory.cpp
-*
-*/
-
-extern "C"
- {
-#include <stdio.h>
- }
-#include "nvmemmory.h"
-
-SyborgNVMemory::SyborgNVMemory( uint32_t a_sectorsize ):
- iNVMemSectorSizeInBytes( a_sectorsize )
- {
- for( int32_t index = 0; index < NVMEM_MAX_STREAMHANDLES; index += 1 )
- {
- i_filestream[index] = NULL;
- }
- }
-
-SyborgNVMemory::~SyborgNVMemory()
- {
- NVMemReset();
- }
-
-int32_t SyborgNVMemory::NVMemReset( )
- {
- /*Initialize the file array*/
- for( int32_t index = 0; index < NVMEM_MAX_STREAMHANDLES; index += 1 )
- {
- if( i_filestream[index] != NULL )
- {
- fclose( i_filestream[index] );
- i_filestream[index] = NULL;
- }
- }
- return 0;
- }
-
-int32_t SyborgNVMemory::NVMemCreateImage( char* a_memoryarrayname, uint32_t a_sectorcount, uint32_t a_sectorsize )
- {
- /* Create a temporary MByte buffer array for image creation purpose */
- const uint32_t tempbufsize = 1024 * 1024;
- uint8_t tempbuf[ tempbufsize ];
- uint32_t index = 0;
- FILE *filestream = NULL;
- char mode1[4] = {"rb"};
- char mode2[4] = {"wb"};
- int32_t ret = NVMEM_ERROR_CREATE;
- uint32_t temparraysectorcount = tempbufsize / a_sectorsize;
- iNVMemSectorSizeInBytes = a_sectorsize;
-
- /* Try to open the specified file. If it exists we do not create a new one */
- filestream = fopen( a_memoryarrayname, &mode1[0] );
- if( filestream == NULL )
- {
- /* Fill MBR with zeroes */
- for( index = 0; index < iNVMemSectorSizeInBytes; index += 1 )
- {
- tempbuf[index] = 0;
- }
- /* Open a temporary file handle. Create the file*/
- filestream = fopen( a_memoryarrayname, &mode2[0] );
-
- if( ret != NULL )
- {
- ret = NVMEM_OK;
- for( index = 0; (index < a_sectorcount) && (ret == NVMEM_OK); index += temparraysectorcount )
- {
- /* Print one array of zeroes to our temporary buffer */
- if( fwrite( tempbuf, iNVMemSectorSizeInBytes, temparraysectorcount, filestream ) < 0 )
- {
- ret = NVMEM_ERROR_FWRITE;
- }
- }
- fclose( filestream );
- }
- else
- {
- ret = NVMEM_ERROR_FOPEN;
- }
- }
- return ret;
- }
-
-int32_t SyborgNVMemory::NVMemOpen( char* a_memoryarrayname )
- {
- char mode[4] = {"rb+"};
- int32_t handle = NVMEM_ERROR_OUT_OF_FREE_STREAMHANDLES;
- /* Search for a free handle position and assign if found */
- int32_t index = 0;
- for( ; index < NVMEM_MAX_STREAMHANDLES; index += 1 )
- {
- if( i_filestream[index] == NULL )
- {
- i_filestream[index] = fopen( a_memoryarrayname, &mode[0] );
- if( i_filestream[index] != NULL )
- {
- handle = index;
- printf("handle created: %d\n", index);
- }
- else
- {
- handle = NVMEM_ERROR_FOPEN;
- }
- break;
- }
- }
- return handle;
- }
-
-int32_t SyborgNVMemory::NVMemClose( int32_t a_memoryarrayhandle )
- {
- int32_t result = NVMEM_ERROR_FCLOSE;
- if( fclose( i_filestream[a_memoryarrayhandle] ) == 0 )
- {
- result = NVMEM_OK;
- }
- return result;
- }
-
-int32_t SyborgNVMemory::NVMemFlush( int32_t a_memoryarrayhandle )
- {
- int32_t result = NVMEM_ERROR_FFLUSH;
- if( fflush( i_filestream[a_memoryarrayhandle] ) == 0 )
- {
- result = NVMEM_OK;
- }
- return result;
- }
-
-void SyborgNVMemory::NVMemRead( uint32_t *a_client_targetmemoryaddr, int32_t a_memoryarrayhandle, uint32_t a_memoryarraysectoroffset, uint32_t a_sectorcount )
- {
- //printf("SyborgNVMemory::NVMemRead: sectorpos:%d sectorcount:%d hostaddr: 0x%08x handle: %d\n", a_memoryarraysectoroffset, a_sectorcount, a_client_targetmemoryaddr, a_memoryarrayhandle );
- uint32_t items_read = 0;
- long streamoffset = a_memoryarraysectoroffset * iNVMemSectorSizeInBytes;
- int32_t result = fseek( i_filestream[a_memoryarrayhandle], streamoffset, SEEK_SET );
- if( result == 0 )
- {
- items_read = fread( a_client_targetmemoryaddr, iNVMemSectorSizeInBytes, a_sectorcount, i_filestream[a_memoryarrayhandle] );
- /*Check that everything is read*/
- if( items_read != a_sectorcount )
- {
- result = NVMEM_ERROR_FREAD;
- }
- else
- {
- result = items_read;
- }
- }
- else /*error*/
- {
- result = NVMEM_ERROR_FSEEK;
- }
- i_NVMemCallBack( result );
- }
-
-void SyborgNVMemory::NVMemWrite( uint32_t *a_client_sourcememoryaddr, int32_t a_memoryarrayhandle, uint32_t a_memoryarraysectoroffset, uint32_t a_sectorcount )
- {
- //printf("SyborgNVMemory::NVMemWrite: sectorpos:%d sectorcount:%d hostaddr: 0x%08x\n", a_memoryarraysectoroffset, a_sectorcount, a_client_sourcememoryaddr );
- uint32_t items_written = 0;
- long streamoffset = a_memoryarraysectoroffset * iNVMemSectorSizeInBytes;
- int32_t result = fseek( i_filestream[a_memoryarrayhandle], streamoffset, SEEK_SET );
- if( result == 0 )
- {
- items_written = fwrite( a_client_sourcememoryaddr, iNVMemSectorSizeInBytes, a_sectorcount, i_filestream[a_memoryarrayhandle] );
- /*Check that everything is written*/
- if( items_written != a_sectorcount )
- {
- result = NVMEM_ERROR_FWRITE;
- }
- else
- {
- result = items_written;
- }
- }
- else /*error*/
- {
- result = NVMEM_ERROR_FSEEK;
- }
- i_NVMemCallBack( result );
- }
-
-uint32_t SyborgNVMemory::NVMemGetSectorCount( int32_t a_memoryarrayhandle )
- {
- long byte_size = 0;
- uint32_t sector_count = 0;
- printf("use handle: %d\n", a_memoryarrayhandle);
- fseek( i_filestream[a_memoryarrayhandle], 0, SEEK_END );
- byte_size = ftell( i_filestream[a_memoryarrayhandle] );
- sector_count = byte_size / iNVMemSectorSizeInBytes;
- return sector_count;
- }
-
-int32_t SyborgNVMemory::NVMemSetCallback( int (*aNVMemCallBack) (int) )
- {
- i_NVMemCallBack = aNVMemCallBack;
- return 0;
- }
-
-
-extern "C"
- {
- NVMEMORY_API SyborgNVMemory * nvmem_create( uint32_t a_sectorsize )
- {
- return new SyborgNVMemory( a_sectorsize );
- }
-
- NVMEMORY_API int32_t nvmem_reset( SyborgNVMemory* a_syborg_nvmemory )
- {
- return a_syborg_nvmemory->NVMemReset();
- }
-
- NVMEMORY_API int32_t nvmem_create_image( SyborgNVMemory* a_syborg_nvmemory, char* a_memoryarrayname, uint32_t a_sectorcount, uint32_t a_sectorsize )
- {
- return a_syborg_nvmemory->NVMemCreateImage( a_memoryarrayname, a_sectorcount, a_sectorsize );
- }
-
- NVMEMORY_API int32_t nvmem_open( SyborgNVMemory* a_syborg_nvmemory, char* a_memoryarrayname )
- {
- return a_syborg_nvmemory->NVMemOpen( a_memoryarrayname );
- }
-
- NVMEMORY_API int32_t nvmem_close( SyborgNVMemory* a_syborg_nvmemory, int32_t a_memoryarrayhandle )
- {
- return a_syborg_nvmemory->NVMemClose( a_memoryarrayhandle );
- }
-
- NVMEMORY_API int32_t nvmem_flush( SyborgNVMemory* a_syborg_nvmemory, int32_t a_memoryarrayhandle )
- {
- return a_syborg_nvmemory->NVMemFlush( a_memoryarrayhandle );
- }
-
- NVMEMORY_API void nvmem_read( SyborgNVMemory* a_syborg_nvmemory, uint32_t *a_client_targetmemoryaddr, int32_t a_memoryarrayhandle, uint32_t a_memoryarraysectoroffset, uint32_t a_sectorcount )
- {
- a_syborg_nvmemory->NVMemRead( a_client_targetmemoryaddr, a_memoryarrayhandle, a_memoryarraysectoroffset, a_sectorcount );
- }
-
- NVMEMORY_API void nvmem_write( SyborgNVMemory* a_syborg_nvmemory, uint32_t *a_client_sourcememoryaddr, int32_t a_memoryarrayhandle, uint32_t a_memoryarraysectoroffset, uint32_t a_sectorcount )
- {
- a_syborg_nvmemory->NVMemWrite( a_client_sourcememoryaddr, a_memoryarrayhandle, a_memoryarraysectoroffset, a_sectorcount );
- }
-
- NVMEMORY_API uint32_t nvmem_get_sector_count( SyborgNVMemory* a_syborg_nvmemory, int32_t a_memoryarrayhandle )
- {
- return a_syborg_nvmemory->NVMemGetSectorCount( a_memoryarrayhandle );
- }
-
- NVMEMORY_API int32_t nvmem_set_callback( SyborgNVMemory* a_syborg_nvmemory, int (*aGraphicsCallBack) (int) )
- {
- return a_syborg_nvmemory->NVMemSetCallback( aGraphicsCallBack );
- }
- }