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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include "core/include/fxcrt/fx_basic.h" | 7 #include "core/include/fxcrt/fx_basic.h" |
8 #include "core/include/fxcrt/fx_ext.h" | 8 #include "core/include/fxcrt/fx_ext.h" |
9 #include "extension.h" | 9 #include "extension.h" |
10 | 10 |
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44 return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly); | 44 return FX_CreateFileStream(filename, FX_FILEMODE_ReadOnly); |
45 } | 45 } |
46 IFX_MemoryStream* FX_CreateMemoryStream(uint8_t* pBuffer, | 46 IFX_MemoryStream* FX_CreateMemoryStream(uint8_t* pBuffer, |
47 size_t dwSize, | 47 size_t dwSize, |
48 FX_BOOL bTakeOver) { | 48 FX_BOOL bTakeOver) { |
49 return new CFX_MemoryStream(pBuffer, dwSize, bTakeOver); | 49 return new CFX_MemoryStream(pBuffer, dwSize, bTakeOver); |
50 } | 50 } |
51 IFX_MemoryStream* FX_CreateMemoryStream(FX_BOOL bConsecutive) { | 51 IFX_MemoryStream* FX_CreateMemoryStream(FX_BOOL bConsecutive) { |
52 return new CFX_MemoryStream(bConsecutive); | 52 return new CFX_MemoryStream(bConsecutive); |
53 } | 53 } |
54 #ifdef __cplusplus | 54 |
55 extern "C" { | |
56 #endif | |
57 FX_FLOAT FXSYS_tan(FX_FLOAT a) { | 55 FX_FLOAT FXSYS_tan(FX_FLOAT a) { |
58 return (FX_FLOAT)tan(a); | 56 return (FX_FLOAT)tan(a); |
59 } | 57 } |
60 FX_FLOAT FXSYS_logb(FX_FLOAT b, FX_FLOAT x) { | 58 FX_FLOAT FXSYS_logb(FX_FLOAT b, FX_FLOAT x) { |
61 return FXSYS_log(x) / FXSYS_log(b); | 59 return FXSYS_log(x) / FXSYS_log(b); |
62 } | 60 } |
63 FX_FLOAT FXSYS_strtof(const FX_CHAR* pcsStr, | 61 FX_FLOAT FXSYS_strtof(const FX_CHAR* pcsStr, |
64 int32_t iLength, | 62 int32_t iLength, |
65 int32_t* pUsedLen) { | 63 int32_t* pUsedLen) { |
66 FXSYS_assert(pcsStr != NULL); | 64 FXSYS_assert(pcsStr != NULL); |
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183 while (pStr < pStrEnd) { | 181 while (pStr < pStrEnd) { |
184 dwHashCode = 1313 * dwHashCode + FXSYS_tolower(*pStr++); | 182 dwHashCode = 1313 * dwHashCode + FXSYS_tolower(*pStr++); |
185 } | 183 } |
186 } else { | 184 } else { |
187 while (pStr < pStrEnd) { | 185 while (pStr < pStrEnd) { |
188 dwHashCode = 1313 * dwHashCode + *pStr++; | 186 dwHashCode = 1313 * dwHashCode + *pStr++; |
189 } | 187 } |
190 } | 188 } |
191 return dwHashCode; | 189 return dwHashCode; |
192 } | 190 } |
193 #ifdef __cplusplus | 191 |
194 } | |
195 #endif | |
196 #ifdef __cplusplus | |
197 extern "C" { | |
198 #endif | |
199 void* FX_Random_MT_Start(FX_DWORD dwSeed) { | 192 void* FX_Random_MT_Start(FX_DWORD dwSeed) { |
200 FX_LPMTRANDOMCONTEXT pContext = FX_Alloc(FX_MTRANDOMCONTEXT, 1); | 193 FX_LPMTRANDOMCONTEXT pContext = FX_Alloc(FX_MTRANDOMCONTEXT, 1); |
201 pContext->mt[0] = dwSeed; | 194 pContext->mt[0] = dwSeed; |
202 FX_DWORD& i = pContext->mti; | 195 FX_DWORD& i = pContext->mti; |
203 FX_DWORD* pBuf = pContext->mt; | 196 FX_DWORD* pBuf = pContext->mt; |
204 for (i = 1; i < MT_N; i++) { | 197 for (i = 1; i < MT_N; i++) { |
205 pBuf[i] = (1812433253UL * (pBuf[i - 1] ^ (pBuf[i - 1] >> 30)) + i); | 198 pBuf[i] = (1812433253UL * (pBuf[i - 1] ^ (pBuf[i - 1] >> 30)) + i); |
206 } | 199 } |
207 pContext->bHaveSeed = TRUE; | 200 pContext->bHaveSeed = TRUE; |
208 return pContext; | 201 return pContext; |
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291 return TRUE; | 284 return TRUE; |
292 } | 285 } |
293 #endif | 286 #endif |
294 void FX_Random_GenerateCrypto(FX_DWORD* pBuffer, int32_t iCount) { | 287 void FX_Random_GenerateCrypto(FX_DWORD* pBuffer, int32_t iCount) { |
295 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ | 288 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
296 FX_GenerateCryptoRandom(pBuffer, iCount); | 289 FX_GenerateCryptoRandom(pBuffer, iCount); |
297 #else | 290 #else |
298 FX_Random_GenerateBase(pBuffer, iCount); | 291 FX_Random_GenerateBase(pBuffer, iCount); |
299 #endif | 292 #endif |
300 } | 293 } |
301 #ifdef __cplusplus | |
302 } | |
303 #endif | |
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