mirror of
https://github.com/ventoy/Ventoy.git
synced 2024-12-26 23:25:57 -05:00
251 lines
6.5 KiB
C
251 lines
6.5 KiB
C
/******************************************************************************
|
||
* biso_util.h
|
||
*
|
||
* Copyright (c) 2020, longpanda <admin@ventoy.net>
|
||
*
|
||
* This program is free software; you can redistribute it and/or
|
||
* modify it under the terms of the GNU General Public License as
|
||
* published by the Free Software Foundation; either version 3 of the
|
||
* License, or (at your option) any later version.
|
||
*
|
||
* This program is distributed in the hope that it will be useful, but
|
||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
* General Public License for more details.
|
||
*
|
||
* You should have received a copy of the GNU General Public License
|
||
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
||
*
|
||
*/
|
||
|
||
#ifndef __BISO_UTIL_H__
|
||
#define __BISO_UTIL_H__
|
||
|
||
#ifndef scnprintf
|
||
#define scnprintf(buf, bufsize, fmt, arg...) \
|
||
{\
|
||
snprintf((buf), (bufsize) - 1, fmt, ##arg);\
|
||
(buf)[(bufsize) - 1] = 0;\
|
||
}
|
||
#endif
|
||
|
||
#define MEMORY_DEBUG 0
|
||
#define MEMORY_DEBUG_DUMP 0
|
||
|
||
#if (MEMORY_DEBUG == 1)
|
||
#define BISO_MALLOC BISO_UTIL_Malloc
|
||
#define BISO_ZALLOC BISO_UTIL_Zalloc
|
||
#define BISO_FREE BISO_UTIL_Free
|
||
#else
|
||
#define BISO_MALLOC malloc
|
||
#define BISO_ZALLOC zalloc
|
||
#define BISO_FREE free
|
||
#endif
|
||
|
||
#define BISO_UCHAR_MAX 0xFF
|
||
#define BISO_USHORT_MAX 0xFFFF
|
||
#define BISO_UINT_MAX 0xFFFFFFFF
|
||
|
||
/* 无条件字节序转换 */
|
||
#define BISO_SWAP_UINT(data) \
|
||
((((data) & 0x000000FF) << 24) | \
|
||
(((data) & 0x0000FF00) << 8) | \
|
||
(((data) & 0x00FF0000) >> 8) | \
|
||
(((data) & 0xFF000000) >> 24))
|
||
|
||
#define BISO_SWAP_USHORT(data) \
|
||
((USHORT)(((data) & 0x00FF) << 8) | \
|
||
(USHORT)(((data) & 0xFF00) >> 8))
|
||
|
||
/* 更新计数(加或减) */
|
||
#define BISO_STAT_UPDATE(bAdd, a, b) \
|
||
{ \
|
||
if (BOOL_TRUE == bAdd) \
|
||
{ \
|
||
(a) += (b); \
|
||
} \
|
||
else \
|
||
{ \
|
||
(a) -= (b); \
|
||
} \
|
||
}
|
||
|
||
#if (__BYTE_ORDER == __LITTLE_ENDIAN)
|
||
|
||
/* 从小字节序转为主机序 */
|
||
#define BISO_LTOH_UINT(data) data
|
||
#define BISO_LTOH_USHORT(data) data
|
||
|
||
/* 从主机序转为小字节序 */
|
||
#define BISO_HTOL_UINT(data) data
|
||
#define BISO_HTOL_USHORT(data) data
|
||
|
||
/* 从主机序转为大字节序 */
|
||
#define BISO_HTOM_UINT(data) BISO_SWAP_UINT(data)
|
||
#define BISO_HTOM_USHORT(data) BISO_SWAP_USHORT(data)
|
||
|
||
#elif (__BYTE_ORDER == __BIG_ENDIAN)
|
||
|
||
/* 从小字节序转为主机序 */
|
||
#define BISO_LTOH_UINT(data) BISO_SWAP_UINT(data)
|
||
#define BISO_LTOH_USHORT(data) BISO_SWAP_USHORT(data)
|
||
|
||
/* 从主机序转为小字节序 */
|
||
#define BISO_HTOL_UINT(data) BISO_SWAP_UINT(data)
|
||
#define BISO_HTOL_USHORT(data) BISO_SWAP_USHORT(data)
|
||
|
||
/* 从主机序转为大字节序 */
|
||
#define BISO_HTOM_UINT(data) data
|
||
#define BISO_HTOM_USHORT(data) data
|
||
|
||
#else
|
||
#error ("you must first define __BYTE_ORDER !!!")
|
||
#endif
|
||
|
||
#ifndef ARRAY_SIZE
|
||
#define ARRAY_SIZE(a) ((UINT)(sizeof (a) / sizeof ((a)[0])))
|
||
#endif
|
||
|
||
#ifndef DBGASSERT
|
||
#define DBGASSERT(expr)
|
||
#endif
|
||
|
||
/* 读写文件时的缓冲区大小 1M */
|
||
#define BISO_FILE_BUF_LEN (1024 * 1024)
|
||
|
||
/* MBUF中最大内存块个数 */
|
||
#define BISO_MBUF_MAX_BLK 256
|
||
|
||
/* MBUF 结构 */
|
||
typedef struct tagBISO_MBUF
|
||
{
|
||
UCHAR *apucDataBuf[BISO_MBUF_MAX_BLK];
|
||
UINT auiBufSize[BISO_MBUF_MAX_BLK];
|
||
UINT uiCurBufNum;
|
||
UINT uiTotDataSize;
|
||
}BISO_MBUF_S;
|
||
|
||
/* 检查读操作句柄有没有已经和ISO文件关联 */
|
||
#define BISO_IS_READ_HANDLE_VALID(pstRead) \
|
||
(NULL == (((BISO_PARSER_S *)pstRead)->pstPVD) ? BOOL_FALSE : BOOL_TRUE)
|
||
#define BISO_CHECK_READ_HANDLE(pstRead) \
|
||
{\
|
||
if (NULL == ((BISO_PARSER_S *)(pstRead))->pstPVD) \
|
||
{ \
|
||
return BISO_ERR_HANDLE_UNINITIALIZED; \
|
||
} \
|
||
}
|
||
|
||
/* 设置类型 */
|
||
#define BISO_SET_FLAG(pstFileNode, pstDirTree) \
|
||
{ \
|
||
(pstFileNode)->ucFlag = BISO_NODE_REGFILE; \
|
||
if (NULL != (pstDirTree)->pstDirStat) \
|
||
{ \
|
||
(pstFileNode)->ucFlag = BISO_NODE_DIRECTORY; \
|
||
} \
|
||
else if (BOOL_TRUE == BISO_DIR_TREE_IS_SYMLINK(pstDirTree)) \
|
||
{ \
|
||
(pstFileNode)->ucFlag = BISO_NODE_SYMLINK; \
|
||
} \
|
||
}
|
||
|
||
#define BISO_QUEUE_PTR_NUM 1024
|
||
|
||
/* 队列节点，为避免频繁分配内存，这里每次扩展1024个指针的长度空间 */
|
||
typedef struct tagBISO_QUEUE_NODE
|
||
{
|
||
BISO_DLL_NODE_S stNode;
|
||
PVOID apList[BISO_QUEUE_PTR_NUM];
|
||
USHORT usFirst;
|
||
USHORT usLast;
|
||
}BISO_QUEUE_NODE_S;
|
||
|
||
/* 队列/堆栈 简单实现 */
|
||
typedef BISO_DLL_S BISO_QUEUE_S;
|
||
|
||
INT BISO_UTIL_GetTimeZone(VOID);
|
||
|
||
CHAR * BISO_UTIL_CopyStr
|
||
(
|
||
IN CONST CHAR *szSrc,
|
||
IN UINT uiSrcSize,
|
||
OUT CHAR *szDest
|
||
);
|
||
CHAR * BISO_UTIL_CopyUCS2Str
|
||
(
|
||
IN CONST CHAR *szSrc,
|
||
IN UINT uiSrcSize,
|
||
OUT CHAR *szDest
|
||
);
|
||
VOID BISO_UTIL_PathProc(INOUT CHAR *pcPath, INOUT UINT *puiLen);
|
||
ULONG BISO_UTIL_PathSplit
|
||
(
|
||
IN CONST CHAR *pcFullPath,
|
||
OUT UINT *puiDirNum,
|
||
OUT UINT *puiDirPos
|
||
);
|
||
|
||
ULONG BISO_UTIL_ReadFile
|
||
(
|
||
IN CONST CHAR *pcFileName,
|
||
IN UINT64 ui64Seek,
|
||
IN UINT uiDataLen,
|
||
OUT VOID *pDataBuf
|
||
);
|
||
|
||
ULONG BISO_MBUF_Append
|
||
(
|
||
IN BISO_MBUF_S *pstMBuf,
|
||
IN UINT uiDataSize,
|
||
IN VOID *pData
|
||
);
|
||
VOID BISO_MBUF_Free(IN BISO_MBUF_S *pstMBuf);
|
||
VOID BISO_MBUF_CopyToBuf(IN CONST BISO_MBUF_S *pstMBuf, OUT VOID *pDataBuf);
|
||
VOID BISO_MBUF_PULLUP(INOUT BISO_MBUF_S *pstMBuf);
|
||
|
||
BISO_QUEUE_S * BISO_QUEUE_Create(VOID);
|
||
VOID BISO_QUEUE_Destroy(IN BISO_QUEUE_S *pstQueue);
|
||
VOID BISO_QUEUE_Push(IN BISO_QUEUE_S *pstQueue, IN VOID *pData);
|
||
VOID * BISO_QUEUE_PopHead(IN BISO_QUEUE_S *pstQueue);
|
||
VOID * BISO_QUEUE_PopTail(IN BISO_QUEUE_S *pstQueue);
|
||
VOID * BISO_UTIL_Malloc(IN size_t ulSize);
|
||
VOID * BISO_UTIL_Zalloc(IN size_t ulSize);
|
||
VOID BISO_UTIL_Free(IN VOID *pData);
|
||
VOID BISO_UTIL_DumpMemOp(VOID);
|
||
|
||
ULONG BISO_UTIL_ExtractFile
|
||
(
|
||
IN BISO_FILE_S *pstFile,
|
||
IN UINT64 ui64Seek,
|
||
IN UINT64 ui64Len,
|
||
IN CONST CHAR *pcNewFileName
|
||
);
|
||
BOOL_T BISO_PLAT_IsPathExist(IN CONST CHAR *pcPath);
|
||
ULONG BISO_PLAT_MkDir(IN CONST CHAR *pcFullPath);
|
||
UINT BISO_PLAT_GetMaxPath(VOID);
|
||
|
||
BISO_FILE_S * BISO_PLAT_OpenExistFile(IN CONST CHAR *pcFileName);
|
||
BISO_FILE_S * BISO_PLAT_CreateNewFile(IN CONST CHAR *pcFileName);
|
||
VOID BISO_PLAT_CloseFile(IN BISO_FILE_S *pstFile);
|
||
INT64 BISO_PLAT_SeekFile(BISO_FILE_S *pstFile, INT64 i64Offset, INT iFromWhere);
|
||
UINT64 BISO_PLAT_ReadFile
|
||
(
|
||
IN BISO_FILE_S *pstFile,
|
||
IN UINT uiBlkSize,
|
||
IN UINT uiBlkNum,
|
||
OUT VOID *pBuf
|
||
);
|
||
UINT64 BISO_PLAT_WriteFile
|
||
(
|
||
IN BISO_FILE_S *pstFile,
|
||
IN UINT uiBlkSize,
|
||
IN UINT uiBlkNum,
|
||
IN VOID *pBuf
|
||
);
|
||
|
||
VOID *zalloc(size_t size);
|
||
|
||
#endif /* __BISO_UTIL_H__ */
|
||
|