| // 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 |
| |
| #ifndef CORE_FDRM_CRYPTO_FX_CRYPT_H_ |
| #define CORE_FDRM_CRYPTO_FX_CRYPT_H_ |
| |
| #include "core/fxcrt/fx_system.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef struct { |
| int32_t x; |
| int32_t y; |
| int32_t m[256]; |
| } CRYPT_rc4_context; |
| |
| typedef struct { |
| uint32_t total[2]; |
| uint32_t state[4]; |
| uint8_t buffer[64]; |
| } CRYPT_md5_context; |
| |
| typedef struct { |
| unsigned int h[5]; |
| unsigned char block[64]; |
| int blkused; |
| unsigned int lenhi; |
| unsigned int lenlo; |
| } CRYPT_sha1_context; |
| |
| typedef struct { |
| uint32_t total[2]; |
| uint32_t state[8]; |
| uint8_t buffer[64]; |
| } CRYPT_sha256_context; |
| |
| typedef struct { |
| uint64_t total[2]; |
| uint64_t state[8]; |
| uint8_t buffer[128]; |
| } CRYPT_sha384_context; |
| |
| void CRYPT_ArcFourCryptBlock(uint8_t* data, |
| uint32_t size, |
| const uint8_t* key, |
| uint32_t keylen); |
| void CRYPT_ArcFourSetup(CRYPT_rc4_context* context, |
| const uint8_t* key, |
| uint32_t length); |
| void CRYPT_ArcFourCrypt(CRYPT_rc4_context* context, |
| uint8_t* data, |
| uint32_t size); |
| |
| void CRYPT_AESSetKey(void* context, |
| uint32_t blocklen, |
| const uint8_t* key, |
| uint32_t keylen, |
| bool bEncrypt); |
| void CRYPT_AESSetIV(void* context, const uint8_t* iv); |
| void CRYPT_AESDecrypt(void* context, |
| uint8_t* dest, |
| const uint8_t* src, |
| uint32_t size); |
| void CRYPT_AESEncrypt(void* context, |
| uint8_t* dest, |
| const uint8_t* src, |
| uint32_t size); |
| |
| void CRYPT_MD5Start(CRYPT_md5_context* context); |
| void CRYPT_MD5Update(CRYPT_md5_context* context, |
| const uint8_t* data, |
| uint32_t size); |
| void CRYPT_MD5Finish(CRYPT_md5_context* context, uint8_t digest[16]); |
| void CRYPT_MD5Generate(const uint8_t* data, uint32_t size, uint8_t digest[16]); |
| |
| void CRYPT_SHA1Start(CRYPT_sha1_context* context); |
| void CRYPT_SHA1Update(CRYPT_sha1_context* context, |
| const uint8_t* data, |
| uint32_t size); |
| void CRYPT_SHA1Finish(CRYPT_sha1_context* context, uint8_t digest[20]); |
| void CRYPT_SHA1Generate(const uint8_t* data, uint32_t size, uint8_t digest[20]); |
| |
| void CRYPT_SHA256Start(CRYPT_sha256_context* context); |
| void CRYPT_SHA256Update(CRYPT_sha256_context* context, |
| const uint8_t* data, |
| uint32_t size); |
| void CRYPT_SHA256Finish(CRYPT_sha256_context* context, uint8_t digest[32]); |
| void CRYPT_SHA256Generate(const uint8_t* data, |
| uint32_t size, |
| uint8_t digest[32]); |
| |
| void CRYPT_SHA384Start(CRYPT_sha384_context* context); |
| void CRYPT_SHA384Update(CRYPT_sha384_context* context, |
| const uint8_t* data, |
| uint32_t size); |
| void CRYPT_SHA384Finish(CRYPT_sha384_context* context, uint8_t digest[48]); |
| void CRYPT_SHA384Generate(const uint8_t* data, |
| uint32_t size, |
| uint8_t digest[48]); |
| |
| void CRYPT_SHA512Start(void* context); |
| void CRYPT_SHA512Update(void* context, const uint8_t* data, uint32_t size); |
| void CRYPT_SHA512Finish(void* context, uint8_t digest[64]); |
| void CRYPT_SHA512Generate(const uint8_t* data, |
| uint32_t size, |
| uint8_t digest[64]); |
| #ifdef __cplusplus |
| }; |
| #endif |
| |
| #endif // CORE_FDRM_CRYPTO_FX_CRYPT_H_ |