1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #ifndef CORE_INCLUDE_FDRM_FX_CRYPT_H_
8 #define CORE_INCLUDE_FDRM_FX_CRYPT_H_
9 
10 #include "core/include/fxcrt/fx_system.h"
11 
12 #ifdef __cplusplus
13 extern "C" {
14 #endif
15 
16 void CRYPT_ArcFourCryptBlock(uint8_t* data,
17                              FX_DWORD size,
18                              const uint8_t* key,
19                              FX_DWORD keylen);
20 void CRYPT_ArcFourSetup(void* context, const uint8_t* key, FX_DWORD length);
21 void CRYPT_ArcFourCrypt(void* context, uint8_t* data, FX_DWORD size);
22 void CRYPT_AESSetKey(void* context,
23                      FX_DWORD blocklen,
24                      const uint8_t* key,
25                      FX_DWORD keylen,
26                      FX_BOOL bEncrypt);
27 void CRYPT_AESSetIV(void* context, const uint8_t* iv);
28 void CRYPT_AESDecrypt(void* context,
29                       uint8_t* dest,
30                       const uint8_t* src,
31                       FX_DWORD size);
32 void CRYPT_AESEncrypt(void* context,
33                       uint8_t* dest,
34                       const uint8_t* src,
35                       FX_DWORD size);
36 void CRYPT_MD5Generate(const uint8_t* data, FX_DWORD size, uint8_t digest[16]);
37 void CRYPT_MD5Start(void* context);
38 void CRYPT_MD5Update(void* context, const uint8_t* data, FX_DWORD size);
39 void CRYPT_MD5Finish(void* context, uint8_t digest[16]);
40 void CRYPT_SHA1Generate(const uint8_t* data, FX_DWORD size, uint8_t digest[20]);
41 void CRYPT_SHA1Start(void* context);
42 void CRYPT_SHA1Update(void* context, const uint8_t* data, FX_DWORD size);
43 void CRYPT_SHA1Finish(void* context, uint8_t digest[20]);
44 void CRYPT_SHA256Generate(const uint8_t* data,
45                           FX_DWORD size,
46                           uint8_t digest[32]);
47 void CRYPT_SHA256Start(void* context);
48 void CRYPT_SHA256Update(void* context, const uint8_t* data, FX_DWORD size);
49 void CRYPT_SHA256Finish(void* context, uint8_t digest[32]);
50 void CRYPT_SHA384Start(void* context);
51 void CRYPT_SHA384Update(void* context, const uint8_t* data, FX_DWORD size);
52 void CRYPT_SHA384Finish(void* context, uint8_t digest[48]);
53 void CRYPT_SHA384Generate(const uint8_t* data,
54                           FX_DWORD size,
55                           uint8_t digest[48]);
56 void CRYPT_SHA512Start(void* context);
57 void CRYPT_SHA512Update(void* context, const uint8_t* data, FX_DWORD size);
58 void CRYPT_SHA512Finish(void* context, uint8_t digest[64]);
59 void CRYPT_SHA512Generate(const uint8_t* data,
60                           FX_DWORD size,
61                           uint8_t digest[64]);
62 void CRYPT_SetPubKeyDecryptor(FX_BOOL (*func)(const uint8_t* pData,
63                                               FX_DWORD size,
64                                               uint8_t* data_buf,
65                                               FX_DWORD& data_len));
66 
67 #ifdef __cplusplus
68 };
69 #endif
70 
71 #endif  // CORE_INCLUDE_FDRM_FX_CRYPT_H_
72