kopia lustrzana https://github.com/micropython/micropython
383 wiersze
18 KiB
C
383 wiersze
18 KiB
C
/*
|
|
* fs.h - CC31xx/CC32xx Host Driver Implementation
|
|
*
|
|
* Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
|
|
*
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* Neither the name of Texas Instruments Incorporated nor the names of
|
|
* its contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
/*****************************************************************************/
|
|
/* Include files */
|
|
/*****************************************************************************/
|
|
|
|
#include "simplelink.h"
|
|
|
|
#ifndef __FS_H__
|
|
#define __FS_H__
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*!
|
|
|
|
\addtogroup FileSystem
|
|
@{
|
|
|
|
*/
|
|
|
|
/*****************************************************************************/
|
|
/* Macro declarations */
|
|
/*****************************************************************************/
|
|
|
|
/* FS error codes */
|
|
#define SL_FS_OK (0)
|
|
#define SL_FS_ERR_EMPTY_SFLASH (-67)
|
|
#define SL_FS_ERR_FILE_IS_NOT_SECURE_AND_SIGN (-66)
|
|
#define SL_FS_ERASING_FLASH (-65)
|
|
#define SL_FS_FILE_HAS_NOT_BEEN_CLOSE_CORRECTLY (-64)
|
|
#define SL_FS_WRONG_SIGNATURE (-63)
|
|
#define SL_FS_WRONG_SIGNATURE_OR_CERTIFIC_NAME_LENGTH (-62)
|
|
#define SL_FS_NOT_16_ALIGNED (-61)
|
|
#define SL_FS_CERT_CHAIN_ERROR (-60)
|
|
#define SL_FS_FILE_NAME_EXIST (-59)
|
|
#define SL_FS_SECURITY_BUF_ALREADY_ALLOC (-58)
|
|
#define SL_FS_SECURE_FILE_MUST_BE_COMMIT (-57)
|
|
#define SL_FS_ERR_INCORRECT_OFFSET_ALIGNMENT (-56)
|
|
#define SL_FS_ERR_FAILED_READ_NVMEM_HEADER (-55)
|
|
#define SL_FS_WRONG_FILE_NAME (-54)
|
|
#define SL_FS_FILE_SYSTEM_IS_LOCKED (-53)
|
|
#define SL_FS_SECURITY_ALLERT (-52)
|
|
#define SL_FS_FILE_UNVALID_FILE_SIZE (-51)
|
|
#define SL_FS_ERR_TOKEN_IS_NOT_VALID (-50)
|
|
#define SL_FS_NO_DEVICE_IS_LOADED (-49)
|
|
#define SL_FS_DATA_ADDRESS_SHOUD_BE_IN_DATA_RAM (-48)
|
|
#define SL_FS_DATA_IS_NOT_ALIGNED (-47)
|
|
#define SL_FS_ERR_OVERLAP_DETECTION_THRESHHOLD (-46)
|
|
#define SL_FS_FILE_HAS_RESERVED_NV_INDEX (-45)
|
|
#define SL_FS_ERR_MAX_FS_FILES_IS_LARGER (-44)
|
|
#define SL_FS_ERR_MAX_FS_FILES_IS_SMALLER (-43)
|
|
#define SL_FS_FILE_MAX_SIZE_EXCEEDED (-42)
|
|
#define SL_FS_INVALID_BUFFER_FOR_READ (-41)
|
|
#define SL_FS_INVALID_BUFFER_FOR_WRITE (-40)
|
|
#define SL_FS_ERR_FILE_IMAGE_IS_CORRUPTED (-39)
|
|
#define SL_FS_ERR_SIZE_OF_FILE_EXT_EXCEEDED (-38)
|
|
#define SL_FS_WARNING_FILE_NAME_NOT_KEPT (-37)
|
|
#define SL_FS_ERR_DEVICE_IS_NOT_FORMATTED (-36)
|
|
#define SL_FS_ERR_FAILED_WRITE_NVMEM_HEADER (-35)
|
|
#define SL_FS_ERR_NO_AVAILABLE_NV_INDEX (-34)
|
|
#define SL_FS_ERR_FAILED_TO_ALLOCATE_MEM (-33)
|
|
#define SL_FS_ERR_FAILED_TO_READ_INTEGRITY_HEADER_2 (-32)
|
|
#define SL_FS_ERR_FAILED_TO_READ_INTEGRITY_HEADER_1 (-31)
|
|
#define SL_FS_ERR_NO_AVAILABLE_BLOCKS (-30)
|
|
#define SL_FS_ERR_FILE_MAX_SIZE_BIGGER_THAN_EXISTING_FILE (-29)
|
|
#define SL_FS_ERR_FILE_EXISTS_ON_DIFFERENT_DEVICE_ID (-28)
|
|
#define SL_FS_ERR_INVALID_ACCESS_TYPE (-27)
|
|
#define SL_FS_ERR_FILE_ALREADY_EXISTS (-26)
|
|
#define SL_FS_ERR_PROGRAM (-25)
|
|
#define SL_FS_ERR_NO_ENTRIES_AVAILABLE (-24)
|
|
#define SL_FS_ERR_FILE_ACCESS_IS_DIFFERENT (-23)
|
|
#define SL_FS_ERR_BAD_FILE_MODE (-22)
|
|
#define SL_FS_ERR_FAILED_READ_NVFILE (-21)
|
|
#define SL_FS_ERR_FAILED_INIT_STORAGE (-20)
|
|
#define SL_FS_ERR_CONTINUE_WRITE_MUST_BE_MOD_4 (-19)
|
|
#define SL_FS_ERR_FAILED_LOAD_FILE (-18)
|
|
#define SL_FS_ERR_INVALID_HANDLE (-17)
|
|
#define SL_FS_ERR_FAILED_TO_WRITE (-16)
|
|
#define SL_FS_ERR_OFFSET_OUT_OF_RANGE (-15)
|
|
#define SL_FS_ERR_ALLOC (-14)
|
|
#define SL_FS_ERR_READ_DATA_LENGTH (-13)
|
|
#define SL_FS_ERR_INVALID_FILE_ID (-12)
|
|
#define SL_FS_ERR_FILE_NOT_EXISTS (-11)
|
|
#define SL_FS_ERR_EMPTY_ERROR (-10)
|
|
#define SL_FS_ERR_INVALID_ARGS (-9)
|
|
#define SL_FS_ERR_FAILED_TO_CREATE_FILE (-8)
|
|
#define SL_FS_ERR_FS_ALREADY_LOADED (-7)
|
|
#define SL_FS_ERR_UNKNOWN (-6)
|
|
#define SL_FS_ERR_FAILED_TO_CREATE_LOCK_OBJ (-5)
|
|
#define SL_FS_ERR_DEVICE_NOT_LOADED (-4)
|
|
#define SL_FS_ERR_INVALID_MAGIC_NUM (-3)
|
|
#define SL_FS_ERR_FAILED_TO_READ (-2)
|
|
#define SL_FS_ERR_NOT_SUPPORTED (-1)
|
|
/* end of error codes */
|
|
|
|
#define _FS_MODE_ACCESS_RESERVED_OFFSET (24)
|
|
#define _FS_MODE_ACCESS_RESERVED_MASK (0xFF)
|
|
#define _FS_MODE_ACCESS_FLAGS_OFFSET (16)
|
|
#define _FS_MODE_ACCESS_FLAGS_MASK (0xFF)
|
|
#define _FS_MODE_ACCESS_OFFSET (12)
|
|
#define _FS_MODE_ACCESS_MASK (0xF)
|
|
#define _FS_MODE_OPEN_SIZE_GRAN_OFFSET (8)
|
|
#define _FS_MODE_OPEN_SIZE_GRAN_MASK (0xF)
|
|
#define _FS_MODE_OPEN_SIZE_OFFSET (0)
|
|
#define _FS_MODE_OPEN_SIZE_MASK (0xFF)
|
|
#define MAX_MODE_SIZE (0xFF)
|
|
#define _FS_MODE(Access, SizeGran, Size,Flags) (_u32)(((_u32)((Access) & _FS_MODE_ACCESS_MASK)<<_FS_MODE_ACCESS_OFFSET) | \
|
|
((_u32)((SizeGran) & _FS_MODE_OPEN_SIZE_GRAN_MASK)<<_FS_MODE_OPEN_SIZE_GRAN_OFFSET) | \
|
|
((_u32)((Size) & _FS_MODE_OPEN_SIZE_MASK)<<_FS_MODE_OPEN_SIZE_OFFSET) | \
|
|
((_u32)((Flags) & _FS_MODE_ACCESS_FLAGS_MASK)<<_FS_MODE_ACCESS_FLAGS_OFFSET))
|
|
|
|
|
|
/* sl_FsOpen options */
|
|
/* Open for Read */
|
|
#define FS_MODE_OPEN_READ _FS_MODE(_FS_MODE_OPEN_READ,0,0,0)
|
|
/* Open for Write (in case file exist) */
|
|
#define FS_MODE_OPEN_WRITE _FS_MODE(_FS_MODE_OPEN_WRITE,0,0,0)
|
|
/* Open for Creating a new file */
|
|
#define FS_MODE_OPEN_CREATE(maxSizeInBytes,accessModeFlags) _sl_GetCreateFsMode(maxSizeInBytes,accessModeFlags)
|
|
|
|
/*****************************************************************************/
|
|
/* Structure/Enum declarations */
|
|
/*****************************************************************************/
|
|
typedef struct
|
|
{
|
|
_u16 flags;
|
|
_u32 FileLen;
|
|
_u32 AllocatedLen;
|
|
_u32 Token[4];
|
|
}SlFsFileInfo_t;
|
|
|
|
typedef enum
|
|
{
|
|
_FS_MODE_OPEN_READ = 0,
|
|
_FS_MODE_OPEN_WRITE,
|
|
_FS_MODE_OPEN_CREATE,
|
|
_FS_MODE_OPEN_WRITE_CREATE_IF_NOT_EXIST
|
|
}SlFsFileOpenAccessType_e;
|
|
|
|
typedef enum
|
|
{
|
|
_FS_FILE_OPEN_FLAG_COMMIT = 0x1, /* MIRROR - for fail safe */
|
|
_FS_FILE_OPEN_FLAG_SECURE = 0x2, /* SECURE */
|
|
_FS_FILE_OPEN_FLAG_NO_SIGNATURE_TEST = 0x4, /* Relevant to secure file only */
|
|
_FS_FILE_OPEN_FLAG_STATIC = 0x8, /* Relevant to secure file only */
|
|
_FS_FILE_OPEN_FLAG_VENDOR = 0x10, /* Relevant to secure file only */
|
|
_FS_FILE_PUBLIC_WRITE= 0x20, /* Relevant to secure file only, the file can be opened for write without Token */
|
|
_FS_FILE_PUBLIC_READ = 0x40 /* Relevant to secure file only, the file can be opened for read without Token */
|
|
}SlFileOpenFlags_e;
|
|
|
|
typedef enum
|
|
{
|
|
_FS_MODE_SIZE_GRAN_256B = 0, /* MAX_SIZE = 64K */
|
|
_FS_MODE_SIZE_GRAN_1KB, /* MAX_SIZE = 256K */
|
|
_FS_MODE_SIZE_GRAN_4KB, /* MAX_SZIE = 1M */
|
|
_FS_MODE_SIZE_GRAN_16KB, /* MAX_SIZE = 4M */
|
|
_FS_MODE_SIZE_GRAN_64KB, /* MAX_SIZE = 16M */
|
|
_FS_MAX_MODE_SIZE_GRAN
|
|
}_SlFsFileOpenMaxSizeGran_e;
|
|
|
|
/*****************************************************************************/
|
|
/* Internal Function prototypes */
|
|
/*****************************************************************************/
|
|
_u32 _sl_GetCreateFsMode(_u32 maxSizeInBytes,_u32 accessFlags);
|
|
|
|
/*****************************************************************************/
|
|
/* Function prototypes */
|
|
/*****************************************************************************/
|
|
|
|
/*!
|
|
\brief open file for read or write from/to storage device
|
|
|
|
\param[in] pFileName File Name buffer pointer
|
|
\param[in] AccessModeAndMaxSize Options: As described below
|
|
\param[in] pToken Reserved for future use. Use NULL for this field
|
|
\param[out] pFileHandle Pointing on the file and used for read and write commands to the file
|
|
|
|
AccessModeAndMaxSize possible input \n
|
|
FS_MODE_OPEN_READ - Read a file \n
|
|
FS_MODE_OPEN_WRITE - Open for write for an existing file \n
|
|
FS_MODE_OPEN_CREATE(maxSizeInBytes,accessModeFlags) - Open for creating a new file. Max file size is defined in bytes. \n
|
|
For optimal FS size, use max size in 4K-512 bytes steps (e.g. 3584,7680,117760) \n
|
|
Several access modes bits can be combined together from SlFileOpenFlags_e enum
|
|
|
|
\return On success, zero is returned. On error, an error code is returned
|
|
|
|
\sa sl_FsRead sl_FsWrite sl_FsClose
|
|
\note belongs to \ref basic_api
|
|
\warning
|
|
\par Example:
|
|
\code
|
|
char* DeviceFileName = "MyFile.txt";
|
|
unsigned long MaxSize = 63 * 1024; //62.5K is max file size
|
|
long DeviceFileHandle = -1;
|
|
long RetVal; //negative retval is an error
|
|
unsigned long Offset = 0;
|
|
unsigned char InputBuffer[100];
|
|
|
|
// Create a file and write data. The file in this example is secured, without signature and with a fail safe commit
|
|
RetVal = sl_FsOpen((unsigned char *)DeviceFileName,
|
|
FS_MODE_OPEN_CREATE(MaxSize , _FS_FILE_OPEN_FLAG_NO_SIGNATURE_TEST | _FS_FILE_OPEN_FLAG_COMMIT ),
|
|
NULL, &DeviceFileHandle);
|
|
|
|
Offset = 0;
|
|
//Preferred in secure file that the Offset and the length will be aligned to 16 bytes.
|
|
RetVal = sl_FsWrite( DeviceFileHandle, Offset, (unsigned char *)"HelloWorld", strlen("HelloWorld"));
|
|
|
|
RetVal = sl_FsClose(DeviceFileHandle, NULL, NULL , 0);
|
|
|
|
// open the same file for read, using the Token we got from the creation procedure above
|
|
RetVal = sl_FsOpen((unsigned char *)DeviceFileName,
|
|
FS_MODE_OPEN_READ,
|
|
NULL, &DeviceFileHandle);
|
|
|
|
Offset = 0;
|
|
RetVal = sl_FsRead( DeviceFileHandle, Offset, (unsigned char *)InputBuffer, strlen("HelloWorld"));
|
|
|
|
RetVal = sl_FsClose(DeviceFileHandle, NULL, NULL , 0);
|
|
|
|
\endcode
|
|
*/
|
|
#if _SL_INCLUDE_FUNC(sl_FsOpen)
|
|
_i32 sl_FsOpen(const _u8 *pFileName,const _u32 AccessModeAndMaxSize,_u32 *pToken,_i32 *pFileHandle);
|
|
#endif
|
|
|
|
/*!
|
|
\brief close file in storage device
|
|
|
|
\param[in] FileHdl Pointer to the file (assigned from sl_FsOpen)
|
|
\param[in] pCeritificateFileName Reserved for future use. Use NULL.
|
|
\param[in] pSignature Reserved for future use. Use NULL.
|
|
\param[in] SignatureLen Reserved for future use. Use 0.
|
|
|
|
|
|
\return On success, zero is returned. On error, an error code is returned
|
|
|
|
\sa sl_FsRead sl_FsWrite sl_FsOpen
|
|
\note Call the fs_Close with signature = 'A' signature len = 1 for activating an abort action
|
|
\warning
|
|
\par Example:
|
|
\code
|
|
sl_FsClose(FileHandle,0,0,0);
|
|
\endcode
|
|
*/
|
|
#if _SL_INCLUDE_FUNC(sl_FsClose)
|
|
_i16 sl_FsClose(const _i32 FileHdl,const _u8* pCeritificateFileName,const _u8* pSignature,const _u32 SignatureLen);
|
|
#endif
|
|
|
|
/*!
|
|
\brief Read block of data from a file in storage device
|
|
|
|
\param[in] FileHdl Pointer to the file (assigned from sl_FsOpen)
|
|
\param[in] Offset Offset to specific read block
|
|
\param[out] pData Pointer for the received data
|
|
\param[in] Len Length of the received data
|
|
|
|
\return On success, returns the number of read bytes. On error, negative number is returned
|
|
|
|
\sa sl_FsClose sl_FsWrite sl_FsOpen
|
|
\note belongs to \ref basic_api
|
|
\warning
|
|
\par Example:
|
|
\code
|
|
Status = sl_FsRead(FileHandle, 0, &readBuff[0], readSize);
|
|
\endcode
|
|
*/
|
|
#if _SL_INCLUDE_FUNC(sl_FsRead)
|
|
_i32 sl_FsRead(const _i32 FileHdl,_u32 Offset ,_u8* pData,_u32 Len);
|
|
#endif
|
|
|
|
/*!
|
|
\brief write block of data to a file in storage device
|
|
|
|
\param[in] FileHdl Pointer to the file (assigned from sl_FsOpen)
|
|
\param[in] Offset Offset to specific block to be written
|
|
\param[in] pData Pointer the transmitted data to the storage device
|
|
\param[in] Len Length of the transmitted data
|
|
|
|
\return On success, returns the number of written bytes. On error, an error code is returned
|
|
|
|
\sa
|
|
\note belongs to \ref basic_api
|
|
\warning
|
|
\par Example:
|
|
\code
|
|
Status = sl_FsWrite(FileHandle, 0, &buff[0], readSize);
|
|
\endcode
|
|
*/
|
|
#if _SL_INCLUDE_FUNC(sl_FsWrite)
|
|
_i32 sl_FsWrite(const _i32 FileHdl,_u32 Offset,_u8* pData,_u32 Len);
|
|
#endif
|
|
|
|
/*!
|
|
\brief get info on a file
|
|
|
|
\param[in] pFileName File name
|
|
\param[in] Token Reserved for future use. Use 0
|
|
\param[out] pFsFileInfo Returns the File's Information: flags,file size, allocated size and Tokens
|
|
|
|
\return On success, zero is returned. On error, an error code is returned
|
|
|
|
\sa sl_FsOpen
|
|
\note belongs to \ref basic_api
|
|
\warning
|
|
\par Example:
|
|
\code
|
|
Status = sl_FsGetInfo("FileName.html",0,&FsFileInfo);
|
|
\endcode
|
|
*/
|
|
#if _SL_INCLUDE_FUNC(sl_FsGetInfo)
|
|
_i16 sl_FsGetInfo(const _u8 *pFileName,const _u32 Token,SlFsFileInfo_t* pFsFileInfo);
|
|
#endif
|
|
|
|
/*!
|
|
\brief Delete specific file from a storage or all files from a storage (format)
|
|
|
|
\param[in] pFileName File Name
|
|
\param[in] Token Reserved for future use. Use 0
|
|
\return On success, zero is returned. On error, an error code is returned
|
|
|
|
\sa
|
|
\note belongs to \ref basic_api
|
|
\warning
|
|
\par Example:
|
|
\code
|
|
Status = sl_FsDel("FileName.html",0);
|
|
\endcode
|
|
*/
|
|
#if _SL_INCLUDE_FUNC(sl_FsDel)
|
|
_i16 sl_FsDel(const _u8 *pFileName,const _u32 Token);
|
|
#endif
|
|
/*!
|
|
|
|
Close the Doxygen group.
|
|
@}
|
|
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
#endif /* __FS_H__ */
|
|
|