Move core/src/ up to core/.

core/src/fxcrt/fx_extension.cpp

Index: core/src/fxcrt/fx_extension.cpp
diff --git a/core/src/fxcrt/fx_extension.cpp b/core/src/fxcrt/fx_extension.cpp
deleted file mode 100644
index 09414cb0c0d17fdcdd16353452a49b6f3ab840c7..0000000000000000000000000000000000000000
--- a/core/src/fxcrt/fx_extension.cpp
+++ /dev/null
@@ -1,388 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "core/include/fxcrt/fx_ext.h"
-#include "core/src/fxcrt/extension.h"
-
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-#include <wincrypt.h>
-#else
-#include <ctime>
-#endif
-
-CFX_CRTFileStream::CFX_CRTFileStream(IFXCRT_FileAccess* pFA)
-    : m_pFile(pFA), m_dwCount(1) {}
-
-CFX_CRTFileStream::~CFX_CRTFileStream() {
-  if (m_pFile) {
-    m_pFile->Release();
-  }
-}
-
-IFX_FileStream* CFX_CRTFileStream::Retain() {
-  m_dwCount++;
-  return this;
-}
-
-void CFX_CRTFileStream::Release() {
-  FX_DWORD nCount = --m_dwCount;
-  if (!nCount) {
-    delete this;
-  }
-}
-
-FX_FILESIZE CFX_CRTFileStream::GetSize() {
-  return m_pFile->GetSize();
-}
-
-FX_BOOL CFX_CRTFileStream::IsEOF() {
-  return GetPosition() >= GetSize();
-}
-
-FX_FILESIZE CFX_CRTFileStream::GetPosition() {
-  return m_pFile->GetPosition();
-}
-
-FX_BOOL CFX_CRTFileStream::ReadBlock(void* buffer,
-                                     FX_FILESIZE offset,
-                                     size_t size) {
-  return (FX_BOOL)m_pFile->ReadPos(buffer, size, offset);
-}
-
-size_t CFX_CRTFileStream::ReadBlock(void* buffer, size_t size) {
-  return m_pFile->Read(buffer, size);
-}
-
-FX_BOOL CFX_CRTFileStream::WriteBlock(const void* buffer,
-                                      FX_FILESIZE offset,
-                                      size_t size) {
-  return (FX_BOOL)m_pFile->WritePos(buffer, size, offset);
-}
-
-FX_BOOL CFX_CRTFileStream::Flush() {
-  return m_pFile->Flush();
-}
-
-#ifdef PDF_ENABLE_XFA
-IFX_FileAccess* FX_CreateDefaultFileAccess(const CFX_WideStringC& wsPath) {
-  if (wsPath.GetLength() == 0)
-    return NULL;
-
-  CFX_CRTFileAccess* pFA = NULL;
-  pFA = new CFX_CRTFileAccess;
-  if (NULL == pFA)
-    return NULL;
-
-  pFA->Init(wsPath);
-  return pFA;
-}
-#endif  // PDF_ENABLE_XFA
-
-IFX_FileStream* FX_CreateFileStream(const FX_CHAR* filename, FX_DWORD dwModes) {
-  IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create();
-  if (!pFA) {
-    return NULL;
-  }
-  if (!pFA->Open(filename, dwModes)) {
-    pFA->Release();
-    return NULL;
-  }
-  return new CFX_CRTFileStream(pFA);
-}
-IFX_FileStream* FX_CreateFileStream(const FX_WCHAR* filename,
-                                    FX_DWORD dwModes) {
-  IFXCRT_FileAccess* pFA = FXCRT_FileAccess_Create();
-  if (!pFA) {
-    return NULL;
-  }
-  if (!pFA->Open(filename, dwModes)) {
-    pFA->Release();
-    return NULL;
-  }
-  return new CFX_CRTFileStream(pFA);
-}
-IFX_FileRead* FX_CreateFileRead(const FX_CHAR* filename) {
-  return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly);
-}
-IFX_FileRead* FX_CreateFileRead(const FX_WCHAR* filename) {
-  return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly);
-}
-IFX_MemoryStream* FX_CreateMemoryStream(uint8_t* pBuffer,
-                                        size_t dwSize,
-                                        FX_BOOL bTakeOver) {
-  return new CFX_MemoryStream(pBuffer, dwSize, bTakeOver);
-}
-IFX_MemoryStream* FX_CreateMemoryStream(FX_BOOL bConsecutive) {
-  return new CFX_MemoryStream(bConsecutive);
-}
-
-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(const FX_CHAR* pcsStr,
-                      int32_t iLength,
-                      int32_t* pUsedLen) {
-  FXSYS_assert(pcsStr);
-  if (iLength < 0) {
-    iLength = (int32_t)FXSYS_strlen(pcsStr);
-  }
-  CFX_WideString ws =
-      CFX_WideString::FromLocal(CFX_ByteString(pcsStr, iLength));
-  return FXSYS_wcstof(ws.c_str(), iLength, pUsedLen);
-}
-FX_FLOAT FXSYS_wcstof(const FX_WCHAR* pwsStr,
-                      int32_t iLength,
-                      int32_t* pUsedLen) {
-  FXSYS_assert(pwsStr);
-  if (iLength < 0) {
-    iLength = (int32_t)FXSYS_wcslen(pwsStr);
-  }
-  if (iLength == 0) {
-    return 0.0f;
-  }
-  int32_t 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;
-    }
-    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 (pUsedLen) {
-    *pUsedLen = iUsedLen;
-  }
-  return bNegtive ? -fValue : fValue;
-}
-FX_WCHAR* FXSYS_wcsncpy(FX_WCHAR* dstStr,
-                        const FX_WCHAR* srcStr,
-                        size_t count) {
-  FXSYS_assert(dstStr && srcStr && count > 0);
-  for (size_t i = 0; i < count; ++i)
-    if ((dstStr[i] = srcStr[i]) == L'\0') {
-      break;
-    }
-  return dstStr;
-}
-int32_t FXSYS_wcsnicmp(const FX_WCHAR* s1, const FX_WCHAR* s2, size_t count) {
-  FXSYS_assert(s1 && s2 && 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;
-}
-int32_t FXSYS_strnicmp(const FX_CHAR* s1, const FX_CHAR* s2, size_t count) {
-  FXSYS_assert(s1 && s2 && 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(const FX_CHAR* pStr,
-                                 int32_t iLength,
-                                 FX_BOOL bIgnoreCase) {
-  FXSYS_assert(pStr);
-  if (iLength < 0) {
-    iLength = (int32_t)FXSYS_strlen(pStr);
-  }
-  const FX_CHAR* 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(const FX_WCHAR* pStr,
-                                 int32_t iLength,
-                                 FX_BOOL bIgnoreCase) {
-  FXSYS_assert(pStr);
-  if (iLength < 0) {
-    iLength = (int32_t)FXSYS_wcslen(pStr);
-  }
-  const FX_WCHAR* 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++;
-    }
-  }
-  return dwHashCode;
-}
-
-void* FX_Random_MT_Start(FX_DWORD dwSeed) {
-  FX_MTRANDOMCONTEXT* pContext = FX_Alloc(FX_MTRANDOMCONTEXT, 1);
-  pContext->mt[0] = dwSeed;
-  FX_DWORD& i = pContext->mti;
-  FX_DWORD* 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(void* pContext) {
-  FXSYS_assert(pContext);
-  FX_MTRANDOMCONTEXT* pMTC = static_cast<FX_MTRANDOMCONTEXT*>(pContext);
-  FX_DWORD v;
-  static FX_DWORD mag[2] = {0, MT_Matrix_A};
-  FX_DWORD& mti = pMTC->mti;
-  FX_DWORD* 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;
-  }
-  v = pBuf[mti++];
-  v ^= (v >> 11);
-  v ^= (v << 7) & 0x9d2c5680UL;
-  v ^= (v << 15) & 0xefc60000UL;
-  v ^= (v >> 18);
-  return v;
-}
-void FX_Random_MT_Close(void* pContext) {
-  FXSYS_assert(pContext);
-  FX_Free(pContext);
-}
-void FX_Random_GenerateMT(FX_DWORD* pBuffer, int32_t iCount) {
-  FX_DWORD dwSeed;
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-  if (!FX_GenerateCryptoRandom(&dwSeed, 1)) {
-    FX_Random_GenerateBase(&dwSeed, 1);
-  }
-#else
-  FX_Random_GenerateBase(&dwSeed, 1);
-#endif
-  void* 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_DWORD* pBuffer, int32_t iCount) {
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-  SYSTEMTIME st1, st2;
-  ::GetSystemTime(&st1);
-  do {
-    ::GetSystemTime(&st2);
-  } while (FXSYS_memcmp(&st1, &st2, sizeof(SYSTEMTIME)) == 0);
-  FX_DWORD dwHash1 =
-      FX_HashCode_String_GetA((const FX_CHAR*)&st1, sizeof(st1), TRUE);
-  FX_DWORD dwHash2 =
-      FX_HashCode_String_GetA((const FX_CHAR*)&st2, sizeof(st2), TRUE);
-  ::srand((dwHash1 << 16) | (FX_DWORD)dwHash2);
-#else
-  time_t tmLast = time(NULL);
-  time_t tmCur;
-  while ((tmCur = time(NULL)) == tmLast) {
-    continue;
-  }
-
-  ::srand((tmCur << 16) | (tmLast & 0xFFFF));
-#endif
-  while (iCount-- > 0) {
-    *pBuffer++ = (FX_DWORD)((::rand() << 16) | (::rand() & 0xFFFF));
-  }
-}
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-FX_BOOL FX_GenerateCryptoRandom(FX_DWORD* pBuffer, int32_t iCount) {
-  HCRYPTPROV hCP = NULL;
-  if (!::CryptAcquireContext(&hCP, NULL, NULL, PROV_RSA_FULL, 0) || !hCP) {
-    return FALSE;
-  }
-  ::CryptGenRandom(hCP, iCount * sizeof(FX_DWORD), (uint8_t*)pBuffer);
-  ::CryptReleaseContext(hCP, 0);
-  return TRUE;
-}
-#endif
-void FX_Random_GenerateCrypto(FX_DWORD* pBuffer, int32_t iCount) {
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-  FX_GenerateCryptoRandom(pBuffer, iCount);
-#else
-  FX_Random_GenerateBase(pBuffer, iCount);
-#endif
-}
-
-#ifdef PDF_ENABLE_XFA
-void FX_GUID_CreateV4(FX_LPGUID pGUID) {
-  FX_Random_GenerateMT((FX_DWORD*)pGUID, 4);
-  uint8_t& b = ((uint8_t*)pGUID)[6];
-  b = (b & 0x0F) | 0x40;
-}
-const FX_CHAR* gs_FX_pHexChars = "0123456789ABCDEF";
-void FX_GUID_ToString(FX_LPCGUID pGUID,
-                      CFX_ByteString& bsStr,
-                      FX_BOOL bSeparator) {
-  FX_CHAR* pBuf = bsStr.GetBuffer(40);
-  uint8_t b;
-  for (int32_t i = 0; i < 16; i++) {
-    b = ((const uint8_t*)pGUID)[i];
-    *pBuf++ = gs_FX_pHexChars[b >> 4];
-    *pBuf++ = gs_FX_pHexChars[b & 0x0F];
-    if (bSeparator && (i == 3 || i == 5 || i == 7 || i == 9)) {
-      *pBuf++ = L'-';
-    }
-  }
-  bsStr.ReleaseBuffer(bSeparator ? 36 : 32);
-}
-#endif  // PDF_ENABLE_XFA