Index: core/src/fxcrt/fx_extension.cpp |
diff --git a/core/src/fxcrt/fx_extension.cpp b/core/src/fxcrt/fx_extension.cpp |
index 7ff6b062b40dd2357340c4573178c637256cf6a7..02df920c3b5c3b1b81bc6ed07e100b829ec371cd 100644 |
--- a/core/src/fxcrt/fx_extension.cpp |
+++ b/core/src/fxcrt/fx_extension.cpp |
@@ -11,260 +11,243 @@ |
#else |
#include <ctime> |
#endif |
-FX_HFILE FX_File_Open(FX_BSTR fileName, FX_DWORD dwMode) |
-{ |
- IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
- if (pFA && !pFA->Open(fileName, dwMode)) { |
- pFA->Release(); |
- return NULL; |
- } |
- return (FX_HFILE)pFA; |
-} |
-FX_HFILE FX_File_Open(FX_WSTR fileName, FX_DWORD dwMode) |
-{ |
- IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
- if (pFA && !pFA->Open(fileName, dwMode)) { |
- pFA->Release(); |
- return NULL; |
- } |
- return (FX_HFILE)pFA; |
-} |
-void FX_File_Close(FX_HFILE hFile) |
-{ |
- FXSYS_assert(hFile != NULL); |
- ((IFXCRT_FileAccess*)hFile)->Close(); |
- ((IFXCRT_FileAccess*)hFile)->Release(); |
-} |
-FX_FILESIZE FX_File_GetSize(FX_HFILE hFile) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->GetSize(); |
-} |
-FX_FILESIZE FX_File_GetPosition(FX_HFILE hFile) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->GetPosition(); |
-} |
-FX_FILESIZE FX_File_SetPosition(FX_HFILE hFile, FX_FILESIZE pos) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->SetPosition(pos); |
-} |
-size_t FX_File_Read(FX_HFILE hFile, void* pBuffer, size_t szBuffer) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->Read(pBuffer, szBuffer); |
-} |
-size_t FX_File_ReadPos(FX_HFILE hFile, void* pBuffer, size_t szBuffer, FX_FILESIZE pos) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->ReadPos(pBuffer, szBuffer, pos); |
-} |
-size_t FX_File_Write(FX_HFILE hFile, const void* pBuffer, size_t szBuffer) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->Write(pBuffer, szBuffer); |
-} |
-size_t FX_File_WritePos(FX_HFILE hFile, const void* pBuffer, size_t szBuffer, FX_FILESIZE pos) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->WritePos(pBuffer, szBuffer, pos); |
-} |
-FX_BOOL FX_File_Flush(FX_HFILE hFile) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->Flush(); |
-} |
-FX_BOOL FX_File_Truncate(FX_HFILE hFile, FX_FILESIZE szFile) |
-{ |
- FXSYS_assert(hFile != NULL); |
- return ((IFXCRT_FileAccess*)hFile)->Truncate(szFile); |
-} |
-IFX_FileStream* FX_CreateFileStream(FX_LPCSTR filename, FX_DWORD dwModes) |
-{ |
- IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
- if (!pFA) { |
- return NULL; |
- } |
- if (!pFA->Open(filename, dwModes)) { |
- pFA->Release(); |
- return NULL; |
- } |
- return FX_NEW CFX_CRTFileStream(pFA); |
-} |
-IFX_FileStream* FX_CreateFileStream(FX_LPCWSTR filename, FX_DWORD dwModes) |
-{ |
- IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
- if (!pFA) { |
- return NULL; |
- } |
- if (!pFA->Open(filename, dwModes)) { |
- pFA->Release(); |
- return NULL; |
- } |
- return FX_NEW CFX_CRTFileStream(pFA); |
-} |
-IFX_FileWrite* FX_CreateFileWrite(FX_LPCSTR filename) |
-{ |
- return FX_CreateFileStream(filename, FX_FILEMODE_Truncate); |
-} |
-IFX_FileWrite* FX_CreateFileWrite(FX_LPCWSTR filename) |
-{ |
- return FX_CreateFileStream(filename, FX_FILEMODE_Truncate); |
-} |
-IFX_FileRead* FX_CreateFileRead(FX_LPCSTR filename) |
-{ |
- return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly); |
-} |
-IFX_FileRead* FX_CreateFileRead(FX_LPCWSTR filename) |
-{ |
- return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly); |
-} |
-IFX_MemoryStream* FX_CreateMemoryStream(FX_LPBYTE pBuffer, size_t dwSize, FX_BOOL bTakeOver) |
-{ |
- return FX_NEW CFX_MemoryStream(pBuffer, dwSize, bTakeOver); |
-} |
-IFX_MemoryStream* FX_CreateMemoryStream(FX_BOOL bConsecutive) |
-{ |
- return FX_NEW CFX_MemoryStream(bConsecutive); |
+FX_HFILE FX_File_Open(FX_BSTR fileName, FX_DWORD dwMode) { |
+ IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
+ if (pFA && !pFA->Open(fileName, dwMode)) { |
+ pFA->Release(); |
+ return NULL; |
+ } |
+ return (FX_HFILE)pFA; |
+} |
+FX_HFILE FX_File_Open(FX_WSTR fileName, FX_DWORD dwMode) { |
+ IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
+ if (pFA && !pFA->Open(fileName, dwMode)) { |
+ pFA->Release(); |
+ return NULL; |
+ } |
+ return (FX_HFILE)pFA; |
+} |
+void FX_File_Close(FX_HFILE hFile) { |
+ FXSYS_assert(hFile != NULL); |
+ ((IFXCRT_FileAccess*)hFile)->Close(); |
+ ((IFXCRT_FileAccess*)hFile)->Release(); |
+} |
+FX_FILESIZE FX_File_GetSize(FX_HFILE hFile) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->GetSize(); |
+} |
+FX_FILESIZE FX_File_GetPosition(FX_HFILE hFile) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->GetPosition(); |
+} |
+FX_FILESIZE FX_File_SetPosition(FX_HFILE hFile, FX_FILESIZE pos) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->SetPosition(pos); |
+} |
+size_t FX_File_Read(FX_HFILE hFile, void* pBuffer, size_t szBuffer) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->Read(pBuffer, szBuffer); |
+} |
+size_t FX_File_ReadPos(FX_HFILE hFile, |
+ void* pBuffer, |
+ size_t szBuffer, |
+ FX_FILESIZE pos) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->ReadPos(pBuffer, szBuffer, pos); |
+} |
+size_t FX_File_Write(FX_HFILE hFile, const void* pBuffer, size_t szBuffer) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->Write(pBuffer, szBuffer); |
+} |
+size_t FX_File_WritePos(FX_HFILE hFile, |
+ const void* pBuffer, |
+ size_t szBuffer, |
+ FX_FILESIZE pos) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->WritePos(pBuffer, szBuffer, pos); |
+} |
+FX_BOOL FX_File_Flush(FX_HFILE hFile) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->Flush(); |
+} |
+FX_BOOL FX_File_Truncate(FX_HFILE hFile, FX_FILESIZE szFile) { |
+ FXSYS_assert(hFile != NULL); |
+ return ((IFXCRT_FileAccess*)hFile)->Truncate(szFile); |
+} |
+IFX_FileStream* FX_CreateFileStream(FX_LPCSTR filename, FX_DWORD dwModes) { |
+ IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
+ if (!pFA) { |
+ return NULL; |
+ } |
+ if (!pFA->Open(filename, dwModes)) { |
+ pFA->Release(); |
+ return NULL; |
+ } |
+ return FX_NEW CFX_CRTFileStream(pFA); |
+} |
+IFX_FileStream* FX_CreateFileStream(FX_LPCWSTR filename, FX_DWORD dwModes) { |
+ IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create(); |
+ if (!pFA) { |
+ return NULL; |
+ } |
+ if (!pFA->Open(filename, dwModes)) { |
+ pFA->Release(); |
+ return NULL; |
+ } |
+ return FX_NEW CFX_CRTFileStream(pFA); |
+} |
+IFX_FileWrite* FX_CreateFileWrite(FX_LPCSTR filename) { |
+ return FX_CreateFileStream(filename, FX_FILEMODE_Truncate); |
+} |
+IFX_FileWrite* FX_CreateFileWrite(FX_LPCWSTR filename) { |
+ return FX_CreateFileStream(filename, FX_FILEMODE_Truncate); |
+} |
+IFX_FileRead* FX_CreateFileRead(FX_LPCSTR filename) { |
+ return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly); |
+} |
+IFX_FileRead* FX_CreateFileRead(FX_LPCWSTR filename) { |
+ return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly); |
+} |
+IFX_MemoryStream* FX_CreateMemoryStream(FX_LPBYTE pBuffer, |
+ size_t dwSize, |
+ FX_BOOL bTakeOver) { |
+ return FX_NEW CFX_MemoryStream(pBuffer, dwSize, bTakeOver); |
+} |
+IFX_MemoryStream* FX_CreateMemoryStream(FX_BOOL bConsecutive) { |
+ return FX_NEW CFX_MemoryStream(bConsecutive); |
} |
#ifdef __cplusplus |
extern "C" { |
#endif |
-FX_FLOAT FXSYS_tan(FX_FLOAT a) |
-{ |
- return (FX_FLOAT)tan(a); |
-} |
-FX_FLOAT FXSYS_logb(FX_FLOAT b, FX_FLOAT x) |
-{ |
- return FXSYS_log(x) / FXSYS_log(b); |
-} |
-FX_FLOAT FXSYS_strtof(FX_LPCSTR pcsStr, FX_INT32 iLength, FX_INT32 *pUsedLen) |
-{ |
- FXSYS_assert(pcsStr != NULL); |
- if (iLength < 0) { |
- iLength = (FX_INT32)FXSYS_strlen(pcsStr); |
- } |
- CFX_WideString ws = CFX_WideString::FromLocal(pcsStr, iLength); |
- return FXSYS_wcstof((FX_LPCWSTR)ws, iLength, pUsedLen); |
-} |
-FX_FLOAT FXSYS_wcstof(FX_LPCWSTR pwsStr, FX_INT32 iLength, FX_INT32 *pUsedLen) |
-{ |
- FXSYS_assert(pwsStr != NULL); |
- if (iLength < 0) { |
- iLength = (FX_INT32)FXSYS_wcslen(pwsStr); |
- } |
- if (iLength == 0) { |
- return 0.0f; |
- } |
- FX_INT32 iUsedLen = 0; |
- FX_BOOL bNegtive = FALSE; |
- switch (pwsStr[iUsedLen]) { |
- case '-': |
- bNegtive = TRUE; |
- case '+': |
- iUsedLen++; |
- break; |
+FX_FLOAT FXSYS_tan(FX_FLOAT a) { |
+ return (FX_FLOAT)tan(a); |
+} |
+FX_FLOAT FXSYS_logb(FX_FLOAT b, FX_FLOAT x) { |
+ return FXSYS_log(x) / FXSYS_log(b); |
+} |
+FX_FLOAT FXSYS_strtof(FX_LPCSTR pcsStr, FX_INT32 iLength, FX_INT32* pUsedLen) { |
+ FXSYS_assert(pcsStr != NULL); |
+ if (iLength < 0) { |
+ iLength = (FX_INT32)FXSYS_strlen(pcsStr); |
+ } |
+ CFX_WideString ws = CFX_WideString::FromLocal(pcsStr, iLength); |
+ return FXSYS_wcstof((FX_LPCWSTR)ws, iLength, pUsedLen); |
+} |
+FX_FLOAT FXSYS_wcstof(FX_LPCWSTR pwsStr, FX_INT32 iLength, FX_INT32* pUsedLen) { |
+ FXSYS_assert(pwsStr != NULL); |
+ if (iLength < 0) { |
+ iLength = (FX_INT32)FXSYS_wcslen(pwsStr); |
+ } |
+ if (iLength == 0) { |
+ return 0.0f; |
+ } |
+ FX_INT32 iUsedLen = 0; |
+ FX_BOOL bNegtive = FALSE; |
+ switch (pwsStr[iUsedLen]) { |
+ case '-': |
+ bNegtive = TRUE; |
+ case '+': |
+ iUsedLen++; |
+ break; |
+ } |
+ FX_FLOAT fValue = 0.0f; |
+ while (iUsedLen < iLength) { |
+ FX_WCHAR wch = pwsStr[iUsedLen]; |
+ if (wch >= L'0' && wch <= L'9') { |
+ fValue = fValue * 10.0f + (wch - L'0'); |
+ } else { |
+ break; |
} |
- FX_FLOAT fValue = 0.0f; |
- while (iUsedLen < iLength) { |
- FX_WCHAR wch = pwsStr[iUsedLen]; |
- if (wch >= L'0' && wch <= L'9') { |
- fValue = fValue * 10.0f + (wch - L'0'); |
- } else { |
- break; |
- } |
- iUsedLen++; |
+ iUsedLen++; |
+ } |
+ if (iUsedLen < iLength && pwsStr[iUsedLen] == L'.') { |
+ FX_FLOAT fPrecise = 0.1f; |
+ while (++iUsedLen < iLength) { |
+ FX_WCHAR wch = pwsStr[iUsedLen]; |
+ if (wch >= L'0' && wch <= L'9') { |
+ fValue += (wch - L'0') * fPrecise; |
+ fPrecise *= 0.1f; |
+ } else { |
+ break; |
+ } |
} |
- if (iUsedLen < iLength && pwsStr[iUsedLen] == L'.') { |
- FX_FLOAT fPrecise = 0.1f; |
- while (++iUsedLen < iLength) { |
- FX_WCHAR wch = pwsStr[iUsedLen]; |
- if (wch >= L'0' && wch <= L'9') { |
- fValue += (wch - L'0') * fPrecise; |
- fPrecise *= 0.1f; |
- } else { |
- break; |
- } |
- } |
+ } |
+ if (pUsedLen) { |
+ *pUsedLen = iUsedLen; |
+ } |
+ return bNegtive ? -fValue : fValue; |
+} |
+FX_LPWSTR FXSYS_wcsncpy(FX_LPWSTR dstStr, FX_LPCWSTR srcStr, size_t count) { |
+ FXSYS_assert(dstStr != NULL && srcStr != NULL && count > 0); |
+ for (size_t i = 0; i < count; ++i) |
+ if ((dstStr[i] = srcStr[i]) == L'\0') { |
+ break; |
} |
- if (pUsedLen) { |
- *pUsedLen = iUsedLen; |
+ return dstStr; |
+} |
+FX_INT32 FXSYS_wcsnicmp(FX_LPCWSTR s1, FX_LPCWSTR s2, size_t count) { |
+ FXSYS_assert(s1 != NULL && s2 != NULL && count > 0); |
+ FX_WCHAR wch1 = 0, wch2 = 0; |
+ while (count-- > 0) { |
+ wch1 = (FX_WCHAR)FXSYS_tolower(*s1++); |
+ wch2 = (FX_WCHAR)FXSYS_tolower(*s2++); |
+ if (wch1 != wch2) { |
+ break; |
} |
- return bNegtive ? -fValue : fValue; |
-} |
-FX_LPWSTR FXSYS_wcsncpy(FX_LPWSTR dstStr, FX_LPCWSTR srcStr, size_t count) |
-{ |
- FXSYS_assert(dstStr != NULL && srcStr != NULL && count > 0); |
- for (size_t i = 0; i < count; ++i) |
- if ((dstStr[i] = srcStr[i]) == L'\0') { |
- break; |
- } |
- return dstStr; |
-} |
-FX_INT32 FXSYS_wcsnicmp(FX_LPCWSTR s1, FX_LPCWSTR s2, size_t count) |
-{ |
- FXSYS_assert(s1 != NULL && s2 != NULL && count > 0); |
- FX_WCHAR wch1 = 0, wch2 = 0; |
- while (count-- > 0) { |
- wch1 = (FX_WCHAR)FXSYS_tolower(*s1++); |
- wch2 = (FX_WCHAR)FXSYS_tolower(*s2++); |
- if (wch1 != wch2) { |
- break; |
- } |
+ } |
+ return wch1 - wch2; |
+} |
+FX_INT32 FXSYS_strnicmp(FX_LPCSTR s1, FX_LPCSTR s2, size_t count) { |
+ FXSYS_assert(s1 != NULL && s2 != NULL && count > 0); |
+ FX_CHAR ch1 = 0, ch2 = 0; |
+ while (count-- > 0) { |
+ ch1 = (FX_CHAR)FXSYS_tolower(*s1++); |
+ ch2 = (FX_CHAR)FXSYS_tolower(*s2++); |
+ if (ch1 != ch2) { |
+ break; |
} |
- return wch1 - wch2; |
-} |
-FX_INT32 FXSYS_strnicmp(FX_LPCSTR s1, FX_LPCSTR s2, size_t count) |
-{ |
- FXSYS_assert(s1 != NULL && s2 != NULL && count > 0); |
- FX_CHAR ch1 = 0, ch2 = 0; |
- while (count-- > 0) { |
- ch1 = (FX_CHAR)FXSYS_tolower(*s1++); |
- ch2 = (FX_CHAR)FXSYS_tolower(*s2++); |
- if (ch1 != ch2) { |
- break; |
- } |
+ } |
+ return ch1 - ch2; |
+} |
+FX_DWORD FX_HashCode_String_GetA(FX_LPCSTR pStr, |
+ FX_INT32 iLength, |
+ FX_BOOL bIgnoreCase) { |
+ FXSYS_assert(pStr != NULL); |
+ if (iLength < 0) { |
+ iLength = (FX_INT32)FXSYS_strlen(pStr); |
+ } |
+ FX_LPCSTR pStrEnd = pStr + iLength; |
+ FX_DWORD dwHashCode = 0; |
+ if (bIgnoreCase) { |
+ while (pStr < pStrEnd) { |
+ dwHashCode = 31 * dwHashCode + FXSYS_tolower(*pStr++); |
} |
- return ch1 - ch2; |
-} |
-FX_DWORD FX_HashCode_String_GetA(FX_LPCSTR pStr, FX_INT32 iLength, FX_BOOL bIgnoreCase) |
-{ |
- FXSYS_assert(pStr != NULL); |
- if (iLength < 0) { |
- iLength = (FX_INT32)FXSYS_strlen(pStr); |
+ } else { |
+ while (pStr < pStrEnd) { |
+ dwHashCode = 31 * dwHashCode + *pStr++; |
} |
- FX_LPCSTR pStrEnd = pStr + iLength; |
- FX_DWORD dwHashCode = 0; |
- if (bIgnoreCase) { |
- while (pStr < pStrEnd) { |
- dwHashCode = 31 * dwHashCode + FXSYS_tolower(*pStr++); |
- } |
- } else { |
- while (pStr < pStrEnd) { |
- dwHashCode = 31 * dwHashCode + *pStr ++; |
- } |
- } |
- return dwHashCode; |
-} |
-FX_DWORD FX_HashCode_String_GetW(FX_LPCWSTR pStr, FX_INT32 iLength, FX_BOOL bIgnoreCase) |
-{ |
- FXSYS_assert(pStr != NULL); |
- if (iLength < 0) { |
- iLength = (FX_INT32)FXSYS_wcslen(pStr); |
+ } |
+ return dwHashCode; |
+} |
+FX_DWORD FX_HashCode_String_GetW(FX_LPCWSTR pStr, |
+ FX_INT32 iLength, |
+ FX_BOOL bIgnoreCase) { |
+ FXSYS_assert(pStr != NULL); |
+ if (iLength < 0) { |
+ iLength = (FX_INT32)FXSYS_wcslen(pStr); |
+ } |
+ FX_LPCWSTR pStrEnd = pStr + iLength; |
+ FX_DWORD dwHashCode = 0; |
+ if (bIgnoreCase) { |
+ while (pStr < pStrEnd) { |
+ dwHashCode = 1313 * dwHashCode + FXSYS_tolower(*pStr++); |
} |
- FX_LPCWSTR pStrEnd = pStr + iLength; |
- FX_DWORD dwHashCode = 0; |
- if (bIgnoreCase) { |
- while (pStr < pStrEnd) { |
- dwHashCode = 1313 * dwHashCode + FXSYS_tolower(*pStr++); |
- } |
- } else { |
- while (pStr < pStrEnd) { |
- dwHashCode = 1313 * dwHashCode + *pStr ++; |
- } |
+ } else { |
+ while (pStr < pStrEnd) { |
+ dwHashCode = 1313 * dwHashCode + *pStr++; |
} |
- return dwHashCode; |
+ } |
+ return dwHashCode; |
} |
#ifdef __cplusplus |
} |
@@ -272,112 +255,109 @@ FX_DWORD FX_HashCode_String_GetW(FX_LPCWSTR pStr, FX_INT32 iLength, FX_BOOL bIgn |
#ifdef __cplusplus |
extern "C" { |
#endif |
-FX_LPVOID FX_Random_MT_Start(FX_DWORD dwSeed) |
-{ |
- FX_LPMTRANDOMCONTEXT pContext = FX_Alloc(FX_MTRANDOMCONTEXT, 1); |
- if (!pContext) { |
- return NULL; |
+FX_LPVOID FX_Random_MT_Start(FX_DWORD dwSeed) { |
+ FX_LPMTRANDOMCONTEXT pContext = FX_Alloc(FX_MTRANDOMCONTEXT, 1); |
+ if (!pContext) { |
+ return NULL; |
+ } |
+ pContext->mt[0] = dwSeed; |
+ FX_DWORD& i = pContext->mti; |
+ FX_LPDWORD pBuf = pContext->mt; |
+ for (i = 1; i < MT_N; i++) { |
+ pBuf[i] = (1812433253UL * (pBuf[i - 1] ^ (pBuf[i - 1] >> 30)) + i); |
+ } |
+ pContext->bHaveSeed = TRUE; |
+ return pContext; |
+} |
+FX_DWORD FX_Random_MT_Generate(FX_LPVOID pContext) { |
+ FXSYS_assert(pContext != NULL); |
+ FX_LPMTRANDOMCONTEXT pMTC = (FX_LPMTRANDOMCONTEXT)pContext; |
+ FX_DWORD v; |
+ static FX_DWORD mag[2] = { 0, MT_Matrix_A }; |
+ FX_DWORD& mti = pMTC->mti; |
+ FX_LPDWORD pBuf = pMTC->mt; |
+ if ((int)mti < 0 || mti >= MT_N) { |
+ if (mti > MT_N && !pMTC->bHaveSeed) { |
+ return 0; |
} |
- pContext->mt[0] = dwSeed; |
- FX_DWORD &i = pContext->mti; |
- FX_LPDWORD pBuf = pContext->mt; |
- for (i = 1; i < MT_N; i ++) { |
- pBuf[i] = (1812433253UL * (pBuf[i - 1] ^ (pBuf[i - 1] >> 30)) + i); |
+ FX_DWORD kk; |
+ for (kk = 0; kk < MT_N - MT_M; kk++) { |
+ v = (pBuf[kk] & MT_Upper_Mask) | (pBuf[kk + 1] & MT_Lower_Mask); |
+ pBuf[kk] = pBuf[kk + MT_M] ^ (v >> 1) ^ mag[v & 1]; |
} |
- pContext->bHaveSeed = TRUE; |
- return pContext; |
-} |
-FX_DWORD FX_Random_MT_Generate(FX_LPVOID pContext) |
-{ |
- FXSYS_assert(pContext != NULL); |
- FX_LPMTRANDOMCONTEXT pMTC = (FX_LPMTRANDOMCONTEXT)pContext; |
- FX_DWORD v; |
- static FX_DWORD mag[2] = {0, MT_Matrix_A}; |
- FX_DWORD &mti = pMTC->mti; |
- FX_LPDWORD pBuf = pMTC->mt; |
- if ((int)mti < 0 || mti >= MT_N) { |
- if (mti > MT_N && !pMTC->bHaveSeed) { |
- return 0; |
- } |
- FX_DWORD kk; |
- for (kk = 0; kk < MT_N - MT_M; kk ++) { |
- v = (pBuf[kk] & MT_Upper_Mask) | (pBuf[kk + 1] & MT_Lower_Mask); |
- pBuf[kk] = pBuf[kk + MT_M] ^ (v >> 1) ^ mag[v & 1]; |
- } |
- for (; kk < MT_N - 1; kk ++) { |
- v = (pBuf[kk] & MT_Upper_Mask) | (pBuf[kk + 1] & MT_Lower_Mask); |
- pBuf[kk] = pBuf[kk + (MT_M - MT_N)] ^ (v >> 1) ^ mag[v & 1]; |
- } |
- v = (pBuf[MT_N - 1] & MT_Upper_Mask) | (pBuf[0] & MT_Lower_Mask); |
- pBuf[MT_N - 1] = pBuf[MT_M - 1] ^ (v >> 1) ^ mag[v & 1]; |
- mti = 0; |
+ for (; kk < MT_N - 1; kk++) { |
+ v = (pBuf[kk] & MT_Upper_Mask) | (pBuf[kk + 1] & MT_Lower_Mask); |
+ pBuf[kk] = pBuf[kk + (MT_M - MT_N)] ^ (v >> 1) ^ mag[v & 1]; |
} |
- v = pBuf[mti ++]; |
- v ^= (v >> 11); |
- v ^= (v << 7) & 0x9d2c5680UL; |
- v ^= (v << 15) & 0xefc60000UL; |
- v ^= (v >> 18); |
- return v; |
-} |
-void FX_Random_MT_Close(FX_LPVOID pContext) |
-{ |
- FXSYS_assert(pContext != NULL); |
- FX_Free(pContext); |
-} |
-void FX_Random_GenerateMT(FX_LPDWORD pBuffer, FX_INT32 iCount) |
-{ |
- FX_DWORD dwSeed; |
+ v = (pBuf[MT_N - 1] & MT_Upper_Mask) | (pBuf[0] & MT_Lower_Mask); |
+ pBuf[MT_N - 1] = pBuf[MT_M - 1] ^ (v >> 1) ^ mag[v & 1]; |
+ mti = 0; |
+ } |
+ v = pBuf[mti++]; |
+ v ^= (v >> 11); |
+ v ^= (v << 7) & 0x9d2c5680UL; |
+ v ^= (v << 15) & 0xefc60000UL; |
+ v ^= (v >> 18); |
+ return v; |
+} |
+void FX_Random_MT_Close(FX_LPVOID pContext) { |
+ FXSYS_assert(pContext != NULL); |
+ FX_Free(pContext); |
+} |
+void FX_Random_GenerateMT(FX_LPDWORD pBuffer, FX_INT32 iCount) { |
+ FX_DWORD dwSeed; |
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
- if (!FX_GenerateCryptoRandom(&dwSeed, 1)) { |
- FX_Random_GenerateBase(&dwSeed, 1); |
- } |
-#else |
+ if (!FX_GenerateCryptoRandom(&dwSeed, 1)) { |
FX_Random_GenerateBase(&dwSeed, 1); |
+ } |
+#else |
+ FX_Random_GenerateBase(&dwSeed, 1); |
#endif |
- FX_LPVOID pContext = FX_Random_MT_Start(dwSeed); |
- while (iCount -- > 0) { |
- *pBuffer ++ = FX_Random_MT_Generate(pContext); |
- } |
- FX_Random_MT_Close(pContext); |
+ FX_LPVOID pContext = FX_Random_MT_Start(dwSeed); |
+ while (iCount-- > 0) { |
+ *pBuffer++ = FX_Random_MT_Generate(pContext); |
+ } |
+ FX_Random_MT_Close(pContext); |
} |
-void FX_Random_GenerateBase(FX_LPDWORD pBuffer, FX_INT32 iCount) |
-{ |
+void FX_Random_GenerateBase(FX_LPDWORD pBuffer, FX_INT32 iCount) { |
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
- SYSTEMTIME st1, st2; |
- ::GetSystemTime(&st1); |
- do { |
- ::GetSystemTime(&st2); |
- } while (FXSYS_memcmp32(&st1, &st2, sizeof(SYSTEMTIME)) == 0); |
- FX_DWORD dwHash1 = FX_HashCode_String_GetA((FX_LPCSTR)&st1, sizeof(st1), TRUE); |
- FX_DWORD dwHash2 = FX_HashCode_String_GetA((FX_LPCSTR)&st2, sizeof(st2), TRUE); |
- ::srand((dwHash1 << 16) | (FX_DWORD)dwHash2); |
+ SYSTEMTIME st1, st2; |
+ ::GetSystemTime(&st1); |
+ do { |
+ ::GetSystemTime(&st2); |
+ } while (FXSYS_memcmp32(&st1, &st2, sizeof(SYSTEMTIME)) == 0); |
+ FX_DWORD dwHash1 = |
+ FX_HashCode_String_GetA((FX_LPCSTR)&st1, sizeof(st1), TRUE); |
+ FX_DWORD dwHash2 = |
+ FX_HashCode_String_GetA((FX_LPCSTR)&st2, sizeof(st2), TRUE); |
+ ::srand((dwHash1 << 16) | (FX_DWORD)dwHash2); |
#else |
- time_t tmLast = time(NULL), tmCur; |
- while ((tmCur = time(NULL)) == tmLast); |
- ::srand((tmCur << 16) | (tmLast & 0xFFFF)); |
+ time_t tmLast = time(NULL), tmCur; |
+ while ((tmCur = time(NULL)) == tmLast) |
+ ; |
+ ::srand((tmCur << 16) | (tmLast & 0xFFFF)); |
#endif |
- while (iCount -- > 0) { |
- *pBuffer ++ = (FX_DWORD)((::rand() << 16) | (::rand() & 0xFFFF)); |
- } |
+ while (iCount-- > 0) { |
+ *pBuffer++ = (FX_DWORD)((::rand() << 16) | (::rand() & 0xFFFF)); |
+ } |
} |
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
-FX_BOOL FX_GenerateCryptoRandom(FX_LPDWORD pBuffer, FX_INT32 iCount) |
-{ |
- HCRYPTPROV hCP = NULL; |
- if (!::CryptAcquireContext(&hCP, NULL, NULL, PROV_RSA_FULL, 0) || hCP == NULL) { |
- return FALSE; |
- } |
- ::CryptGenRandom(hCP, iCount * sizeof(FX_DWORD), (FX_LPBYTE)pBuffer); |
- ::CryptReleaseContext(hCP, 0); |
- return TRUE; |
+FX_BOOL FX_GenerateCryptoRandom(FX_LPDWORD pBuffer, FX_INT32 iCount) { |
+ HCRYPTPROV hCP = NULL; |
+ if (!::CryptAcquireContext(&hCP, NULL, NULL, PROV_RSA_FULL, 0) || |
+ hCP == NULL) { |
+ return FALSE; |
+ } |
+ ::CryptGenRandom(hCP, iCount * sizeof(FX_DWORD), (FX_LPBYTE)pBuffer); |
+ ::CryptReleaseContext(hCP, 0); |
+ return TRUE; |
} |
#endif |
-void FX_Random_GenerateCrypto(FX_LPDWORD pBuffer, FX_INT32 iCount) |
-{ |
+void FX_Random_GenerateCrypto(FX_LPDWORD pBuffer, FX_INT32 iCount) { |
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
- FX_GenerateCryptoRandom(pBuffer, iCount); |
+ FX_GenerateCryptoRandom(pBuffer, iCount); |
#else |
- FX_Random_GenerateBase(pBuffer, iCount); |
+ FX_Random_GenerateBase(pBuffer, iCount); |
#endif |
} |
#ifdef __cplusplus |