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https://github.com/ventoy/Ventoy.git
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627 lines
14 KiB
C
627 lines
14 KiB
C
/******************************************************************************
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* biso_util.c
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*
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* Copyright (c) 2020, longpanda <admin@ventoy.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "biso.h"
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#include "biso_list.h"
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#include "biso_util.h"
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#include "biso_9660.h"
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VOID *zalloc(size_t size)
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{
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void *p = malloc(size);
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if (NULL != p)
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{
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memset(p, 0, size);
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}
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return p;
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}
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#if (1 == MEMORY_DEBUG)
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STATIC UINT g_uiBISOTotMalloc = 0;
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STATIC UINT g_uiBISOPeekMalloc = 0;
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STATIC UINT g_uiBISOMallocTime = 0;
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STATIC UINT g_uiBISOFreeTime = 0;
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VOID *g_apstBISOMalloc[7000];
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VOID *g_apstBISOFree[7000];
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VOID * BISO_UTIL_Malloc(IN size_t ulSize)
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{
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VOID *pData = malloc(ulSize + 4);
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#if (1 == MEMORY_DEBUG_DUMP)
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printf("ID %u Malloc %p %lu\n", g_uiBISOMallocTime, (UCHAR *)pData + 4, ulSize);
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g_apstBISOMalloc[g_uiBISOMallocTime] = (UCHAR *)pData + 4;
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#endif
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*(UINT32 *)pData = (UINT32)ulSize;
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g_uiBISOMallocTime++;
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g_uiBISOTotMalloc += (UINT32)ulSize;
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if (g_uiBISOTotMalloc > g_uiBISOPeekMalloc)
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{
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g_uiBISOPeekMalloc = g_uiBISOTotMalloc;
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}
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return (UCHAR *)pData + 4;
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}
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VOID *BISO_UTIL_Zalloc(IN size_t ulSize)
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{
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VOID *pData = zalloc(ulSize + 4);
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#if (1 == MEMORY_DEBUG_DUMP)
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printf("ID %u Zalloc %p %lu\n", g_uiBISOMallocTime, (UCHAR *)pData + 4, ulSize);
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g_apstBISOMalloc[g_uiBISOMallocTime] = (UCHAR *)pData + 4;
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#endif
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*(UINT32 *)pData = (UINT32)ulSize;
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g_uiBISOMallocTime++;
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g_uiBISOTotMalloc += (UINT32)ulSize;
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if (g_uiBISOTotMalloc > g_uiBISOPeekMalloc)
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{
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g_uiBISOPeekMalloc = g_uiBISOTotMalloc;
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}
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return (UCHAR *)pData + 4;
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}
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VOID BISO_UTIL_Free(IN VOID *pData)
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{
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#if (1 == MEMORY_DEBUG_DUMP)
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printf("ID %u Free %p %u\n", g_uiBISOFreeTime, pData, *(UINT32 *)((UCHAR *)pData - 4));
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g_apstBISOFree[g_uiBISOFreeTime] = pData;
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#endif
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g_uiBISOFreeTime++;
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g_uiBISOTotMalloc -= *(UINT32 *)((UCHAR *)pData - 4);
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if (g_uiBISOTotMalloc > g_uiBISOPeekMalloc)
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{
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g_uiBISOPeekMalloc = g_uiBISOTotMalloc;
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}
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free((UCHAR *)pData - 4);
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}
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VOID BISO_UTIL_DumpMemOp(VOID)
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{
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BISO_DUMP("\n Memory Operation: Malloc(%u) Free(%u) \nTotal current use %u, Peek memory use %u.\n",
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g_uiBISOMallocTime, g_uiBISOFreeTime, g_uiBISOTotMalloc, g_uiBISOPeekMalloc);
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#if (1 == MEMORY_DEBUG_DUMP)
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{
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UINT i, j;
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for (i = 0; i < g_uiBISOMallocTime; i++)
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{
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for (j = 0; j < g_uiBISOFreeTime; j++)
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{
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if (g_apstBISOMalloc[i] == g_apstBISOFree[j])
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{
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break;
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}
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}
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if (j >= g_uiBISOFreeTime)
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{
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printf("ID %u ptr %p is not freed.\n", i, g_apstBISOMalloc[i]);
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}
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}
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}
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#endif
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}
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#endif
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INT BISO_UTIL_GetTimeZone(VOID)
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{
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INT iTimeZone;
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INT iLocalHour;
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INT iGMTHour;
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time_t ulTime;
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struct tm *pstLocalTM = NULL;
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struct tm *pstGMTM = NULL;
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time(&ulTime);
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pstGMTM = gmtime(&ulTime);
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iGMTHour = pstGMTM->tm_hour;
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pstLocalTM = localtime(&ulTime);
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iLocalHour = pstLocalTM->tm_hour;
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iTimeZone = iLocalHour - iGMTHour;
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if (iTimeZone < -12)
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{
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iTimeZone += 24;
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}
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else if (iTimeZone > 12)
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{
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iTimeZone -= 24;
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}
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return iTimeZone;
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}
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ULONG BISO_UTIL_ReadFile
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(
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IN CONST CHAR *pcFileName,
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IN UINT64 ui64Seek,
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IN UINT uiDataLen,
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OUT VOID *pDataBuf
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)
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{
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UINT uiReadLen = 0;
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BISO_FILE_S *pstFile = NULL;
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if ((NULL == pcFileName) || (NULL == pDataBuf))
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{
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return BISO_ERR_NULL_PTR;
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}
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pstFile = BISO_PLAT_OpenExistFile(pcFileName);
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if (NULL == pstFile)
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{
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return BISO_ERR_OPEN_FILE;
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}
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BISO_PLAT_SeekFile(pstFile, ui64Seek, SEEK_SET);
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uiReadLen = (UINT)BISO_PLAT_ReadFile(pstFile, 1, uiDataLen, pDataBuf);
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if (uiReadLen != uiDataLen)
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{
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BISO_DIAG("Read Len %u, data len %u.", uiReadLen, uiDataLen);
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BISO_PLAT_CloseFile(pstFile);
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return BISO_ERR_READ_FILE;
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}
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BISO_PLAT_CloseFile(pstFile);
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return BISO_SUCCESS;
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}
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CHAR * BISO_UTIL_CopyStr
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(
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IN CONST CHAR *szSrc,
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IN UINT uiSrcSize,
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OUT CHAR *szDest
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)
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{
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UINT i;
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UINT uiAllSpace = 1;
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for (i = uiSrcSize; i > 0; i--)
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{
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if ((0 != szSrc[i - 1]) && (' ' != szSrc[i - 1]))
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{
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uiAllSpace = 0;
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break;
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}
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if (' ' != szSrc[i - 1])
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{
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uiAllSpace = 0;
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}
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}
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if (i > 0)
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{
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memcpy(szDest, szSrc, i);
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}
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szDest[i] = 0;
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if (uiAllSpace == 1)
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{
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scnprintf(szDest, uiSrcSize, "*All Space*"); /* no safe */
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}
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if (szDest[0] == 0)
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{
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scnprintf(szDest, uiSrcSize, "*Empty*"); /* no safe */
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}
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return szDest;
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}
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CHAR * BISO_UTIL_CopyUCS2Str
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(
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IN CONST CHAR *szSrc,
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IN UINT uiSrcSize,
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OUT CHAR *szDest
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)
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{
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UINT i;
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memcpy(szDest, szSrc, uiSrcSize);
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for (i = 0; (i * 2 + 1) < uiSrcSize; i++)
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{
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szDest[i] = szDest[i * 2 + 1];
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}
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szDest[i] = 0;
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return szDest;
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}
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VOID BISO_UTIL_PathProc(INOUT CHAR *pcPath, INOUT UINT *puiLen)
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{
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UINT i;
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if ((NULL == pcPath) || (NULL == puiLen) || (0 == *puiLen))
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{
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return;
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}
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/* 把所有的\替换为/ */
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for (i = 0; i < *puiLen; i++)
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{
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if ('\\' == pcPath[i])
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{
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pcPath[i] = '/';
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}
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}
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/* 确保最后有1个/ */
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if ('/' != pcPath[*puiLen - 1])
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{
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pcPath[(*puiLen)++] = '/';
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pcPath[*puiLen] = 0;
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}
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}
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ULONG BISO_UTIL_PathSplit
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(
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IN CONST CHAR *pcFullPath,
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OUT UINT *puiDirNum,
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OUT UINT *puiDirPos
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)
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{
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USHORT usPos = 0;
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USHORT usLen = 0;
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UINT uiDirNum = 0;
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CONST CHAR *pcLastPos = pcFullPath;
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CONST CHAR *pcCurPos = pcFullPath;
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DBGASSERT(NULL != pcFullPath);
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DBGASSERT(NULL != puiDirNum);
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DBGASSERT(NULL != puiDirPos);
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while (*pcCurPos)
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{
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if (('/' == *pcCurPos) || ('\\' == *pcCurPos))
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{
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usPos = pcLastPos - pcFullPath;
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usLen = pcCurPos - pcLastPos;
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if (usLen <= 0)
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{
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return BISO_ERR_FAILED;
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}
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puiDirPos[uiDirNum] = (UINT)((UINT)usPos << 16) | usLen;
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uiDirNum++;
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pcLastPos = pcCurPos + 1;
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}
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pcCurPos++;
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}
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usPos = pcLastPos - pcFullPath;
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usLen = pcCurPos - pcLastPos;
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if (usLen <= 0)
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{
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return BISO_ERR_FAILED;
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}
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puiDirPos[uiDirNum++] = (UINT)((UINT)usPos << 16) | usLen;
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*puiDirNum = uiDirNum;
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return BISO_SUCCESS;
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}
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BISO_DIR_TREE_S * BISO_UTIL_FindLinkTgt(IN BISO_DIR_TREE_S *pstCurNode)
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{
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UINT i = 0;
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UINT uiDirNum = 0;
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UINT auiDirPos[32];
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CHAR szDirName[1024];
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USHORT usPos = 0;
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USHORT usLen = 0;
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CHAR *pcLink = NULL;
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BISO_DIR_TREE_S *pstFileList = NULL;
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BISO_DIR_TREE_S *pstRootDir = NULL;
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DBGASSERT(NULL != pstCurNode);
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/* 如果不是符号链接则返回自己 */
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if (BOOL_TRUE != BISO_DIR_TREE_IS_SYMLINK(pstCurNode))
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{
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return pstCurNode;
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}
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pcLink = pstCurNode->pstPosixInfo->pcLinkSrc;
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if ('/' == pcLink[0])
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{
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return NULL;
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}
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/* 把链接分割开 */
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if (BISO_SUCCESS != BISO_UTIL_PathSplit(pcLink, &uiDirNum, auiDirPos))
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{
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return NULL;
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}
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pstRootDir = pstCurNode->pstParent;
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/* 依次查找每一部分目录 */
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for (i = 0; (i < uiDirNum) && (NULL != pstCurNode)&& (NULL != pstRootDir); i++)
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{
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usPos = auiDirPos[i] >> 16;
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usLen = auiDirPos[i] & 0xFF;
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memcpy(szDirName, pcLink + usPos, usLen);
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szDirName[usLen] = 0;
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if (0 == BISO_PATH_STRCMP(szDirName, "."))
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{
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pstCurNode = pstCurNode->pstParent;
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}
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else if (0 == BISO_PATH_STRCMP(szDirName, ".."))
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{
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if (NULL == pstCurNode->pstParent)
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{
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return NULL;
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}
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pstCurNode = pstCurNode->pstParent->pstParent;
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pstRootDir = pstCurNode;
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}
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else
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{
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pstCurNode = pstRootDir->pstChild;
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pstFileList = pstRootDir->pstFileList;
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/* 先找当前所在目录下的文件夹 */
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while (pstCurNode)
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{
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if (0 == BISO_PATH_STRCMP(pstCurNode->szName, szDirName))
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{
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pstRootDir = pstCurNode;
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break;
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}
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pstCurNode = pstCurNode->pstNext;
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}
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/* 文件夹找不到就找文件 */
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if (NULL == pstCurNode)
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{
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pstCurNode = pstFileList;
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while (pstCurNode)
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{
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if (0 == BISO_PATH_STRCMP(pstCurNode->szName, szDirName))
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{
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pstRootDir = NULL;
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break;
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}
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pstCurNode = pstCurNode->pstNext;
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}
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}
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}
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}
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return pstCurNode;
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}
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ULONG BISO_MBUF_Append
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(
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IN BISO_MBUF_S *pstMBuf,
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IN UINT uiDataSize,
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IN VOID *pData
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)
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{
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if ((NULL == pstMBuf) || (pstMBuf->uiCurBufNum >= BISO_MBUF_MAX_BLK))
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{
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return BISO_ERR_INVALID_PARAM;
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}
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pstMBuf->apucDataBuf[pstMBuf->uiCurBufNum] = (UCHAR *)BISO_MALLOC(uiDataSize);
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if (NULL == pstMBuf->apucDataBuf[pstMBuf->uiCurBufNum])
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{
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return BISO_ERR_ALLOC_MEM;
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}
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if (NULL == pData)
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{
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memset(pstMBuf->apucDataBuf[pstMBuf->uiCurBufNum], 0, uiDataSize);
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}
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else
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{
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memcpy(pstMBuf->apucDataBuf[pstMBuf->uiCurBufNum], pData, uiDataSize);
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}
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pstMBuf->auiBufSize[pstMBuf->uiCurBufNum] = uiDataSize;
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pstMBuf->uiTotDataSize += uiDataSize;
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pstMBuf->uiCurBufNum++;
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return BISO_SUCCESS;
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}
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VOID BISO_MBUF_Free(IN BISO_MBUF_S *pstMBuf)
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{
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UINT i;
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if (NULL != pstMBuf)
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{
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for (i = 0; i < pstMBuf->uiCurBufNum; i++)
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{
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BISO_FREE(pstMBuf->apucDataBuf[i]);
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}
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memset(pstMBuf, 0, sizeof(BISO_MBUF_S));
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}
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}
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VOID BISO_MBUF_CopyToBuf(IN CONST BISO_MBUF_S *pstMBuf, OUT VOID *pDataBuf)
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{
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UINT i;
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UCHAR *pucDataBuf = (UCHAR *)pDataBuf;
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if ((NULL != pstMBuf) && (NULL != pucDataBuf))
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{
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for (i = 0; i < pstMBuf->uiCurBufNum; i++)
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{
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if (NULL != pstMBuf->apucDataBuf[i])
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{
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memcpy(pucDataBuf, pstMBuf->apucDataBuf[i], pstMBuf->auiBufSize[i]);
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pucDataBuf += pstMBuf->auiBufSize[i];
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}
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}
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}
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}
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VOID BISO_MBUF_PULLUP(INOUT BISO_MBUF_S *pstMBuf)
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{
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UINT uiSize = 0;
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VOID *pData = NULL;
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DBGASSERT(NULL != pstMBuf);
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if (pstMBuf->uiCurBufNum <= 1)
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{
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return;
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}
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uiSize = pstMBuf->uiTotDataSize;
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pData = BISO_MALLOC(uiSize);
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if (NULL == pData)
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{
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return;
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}
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BISO_MBUF_CopyToBuf(pstMBuf, pData);
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BISO_MBUF_Free(pstMBuf);
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memset(pstMBuf, 0, sizeof(BISO_MBUF_S));
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pstMBuf->apucDataBuf[0] = (UCHAR *)pData;
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pstMBuf->auiBufSize[0] = uiSize;
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pstMBuf->uiTotDataSize = uiSize;
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pstMBuf->uiCurBufNum = 1;
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return;
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}
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BISO_QUEUE_S * BISO_QUEUE_Create(VOID)
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{
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BISO_DLL_S *pstSLL = (BISO_DLL_S *)BISO_ZALLOC(sizeof(BISO_DLL_S));
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if (NULL != pstSLL)
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{
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BISO_DLL_Init(pstSLL);
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}
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return (BISO_QUEUE_S *)pstSLL;
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}
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VOID BISO_QUEUE_Destroy(IN BISO_QUEUE_S *pstQueue)
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{
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BISO_DLL_Free(pstQueue);
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BISO_FREE(pstQueue);
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}
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VOID BISO_QUEUE_Push(IN BISO_QUEUE_S *pstQueue, IN VOID *pData)
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{
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BISO_QUEUE_NODE_S *pstNode = NULL;
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pstNode = (BISO_QUEUE_NODE_S *)BISO_DLL_Last(pstQueue);
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/* 当前节点已满需要扩展新内存节点 */
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if ((NULL == pstNode) || (BISO_QUEUE_PTR_NUM == pstNode->usLast))
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{
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pstNode = (BISO_QUEUE_NODE_S *)BISO_ZALLOC(sizeof(BISO_QUEUE_NODE_S));
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if (NULL == pstNode)
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{
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return;
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}
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BISO_DLL_AddTail(pstQueue, (BISO_DLL_NODE_S *)pstNode);
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}
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/* Last往前走一步 */
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pstNode = (BISO_QUEUE_NODE_S *)BISO_DLL_Last(pstQueue);
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pstNode->apList[pstNode->usLast++] = pData;
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}
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VOID * BISO_QUEUE_PopHead(IN BISO_QUEUE_S *pstQueue)
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{
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|
VOID *pData = NULL;
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BISO_QUEUE_NODE_S *pstNode = NULL;
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|
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pstNode = (BISO_QUEUE_NODE_S *)BISO_DLL_First(pstQueue);
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if (NULL == pstNode)
|
|
{
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return NULL;
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}
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|
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/* First往前走一步 */
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|
pData = pstNode->apList[pstNode->usFirst++];
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|
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/* 该节点已空，则摘除节点，释放内存 */
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if (pstNode->usFirst == pstNode->usLast)
|
|
{
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BISO_DLL_DelHead(pstQueue);
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BISO_FREE(pstNode);
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}
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|
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|
return pData;
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}
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|
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VOID * BISO_QUEUE_PopTail(IN BISO_QUEUE_S *pstQueue)
|
|
{
|
|
VOID *pData = NULL;
|
|
BISO_QUEUE_NODE_S *pstNode = NULL;
|
|
|
|
pstNode = (BISO_QUEUE_NODE_S *)BISO_DLL_Last(pstQueue);
|
|
if ((NULL == pstNode) || (0 == pstNode->usLast))
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
/* Last往后退一步 */
|
|
pstNode->usLast--;
|
|
pData = pstNode->apList[pstNode->usLast];
|
|
|
|
/* 该节点已空，则摘除节点，释放内存 */
|
|
if (pstNode->usFirst == pstNode->usLast)
|
|
{
|
|
BISO_DLL_DelTail(pstQueue);
|
|
BISO_FREE(pstNode);
|
|
}
|
|
|
|
return pData;
|
|
}
|
|
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|
UINT64 BISO_UTIL_WholeFile2Buf(IN CONST CHAR *szFileName, OUT UCHAR *pucBuf)
|
|
{
|
|
UINT uiFileSize;
|
|
UINT uiReadSize;
|
|
BISO_FILE_S *pstFile = BISO_PLAT_OpenExistFile(szFileName);
|
|
|
|
uiFileSize = BISO_PLAT_GetFileSize(szFileName);
|
|
uiReadSize = BISO_PLAT_ReadFile(pstFile, 1, uiFileSize, pucBuf);
|
|
|
|
BISO_PLAT_CloseFile(pstFile);
|
|
|
|
return uiReadSize;
|
|
}
|
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