diff options
Diffstat (limited to 'core/src/fpdfapi/fpdf_parser/fpdf_parser_encrypt.cpp')
| -rw-r--r-- | core/src/fpdfapi/fpdf_parser/fpdf_parser_encrypt.cpp | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_encrypt.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_encrypt.cpp index b4366ba277..43a5c5f170 100644 --- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_encrypt.cpp +++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_encrypt.cpp @@ -47,8 +47,8 @@ void CalcEncryptKey(CPDF_Dictionary* pEncrypt, const uint8_t* password, FX_DWORD CRYPT_MD5Generate(digest, copy_len, digest); } } - FXSYS_memset32(key, 0, keylen); - FXSYS_memcpy32(key, digest, copy_len); + FXSYS_memset(key, 0, keylen); + FXSYS_memcpy(key, digest, copy_len); } CPDF_CryptoHandler* CPDF_StandardSecurityHandler::CreateCryptoHandler() { @@ -285,7 +285,7 @@ void Revision6_Hash(const uint8_t* password, FX_DWORD size, const uint8_t* salt, } FX_Free(aes); if (hash) { - FXSYS_memcpy32(hash, input, 32); + FXSYS_memcpy(hash, input, 32); } } FX_BOOL CPDF_StandardSecurityHandler::AES256_CheckPassword(const uint8_t* password, FX_DWORD size, @@ -313,7 +313,7 @@ FX_BOOL CPDF_StandardSecurityHandler::AES256_CheckPassword(const uint8_t* passwo } CRYPT_SHA256Finish(sha, digest); } - if (FXSYS_memcmp32(digest, pkey, 32) != 0) { + if (FXSYS_memcmp(digest, pkey, 32) != 0) { return FALSE; } if (key == NULL) { @@ -337,7 +337,7 @@ FX_BOOL CPDF_StandardSecurityHandler::AES256_CheckPassword(const uint8_t* passwo uint8_t* aes = FX_Alloc(uint8_t, 2048); CRYPT_AESSetKey(aes, 16, digest, 32, FALSE); uint8_t iv[16]; - FXSYS_memset32(iv, 0, 16); + FXSYS_memset(iv, 0, 16); CRYPT_AESSetIV(aes, iv); CRYPT_AESDecrypt(aes, key, ekey, 32); CRYPT_AESSetKey(aes, 16, key, 32, FALSE); @@ -347,12 +347,12 @@ FX_BOOL CPDF_StandardSecurityHandler::AES256_CheckPassword(const uint8_t* passwo return FALSE; } uint8_t perms_buf[16]; - FXSYS_memset32(perms_buf, 0, sizeof(perms_buf)); + FXSYS_memset(perms_buf, 0, sizeof(perms_buf)); FX_DWORD copy_len = sizeof(perms_buf); if (copy_len > (FX_DWORD)perms.GetLength()) { copy_len = perms.GetLength(); } - FXSYS_memcpy32(perms_buf, (const uint8_t*)perms, copy_len); + FXSYS_memcpy(perms_buf, (const uint8_t*)perms, copy_len); uint8_t buf[16]; CRYPT_AESDecrypt(aes, buf, perms_buf, 16); FX_Free(aes); @@ -396,7 +396,7 @@ FX_BOOL CPDF_StandardSecurityHandler::CheckUserPassword(const uint8_t* password, } uint8_t ukeybuf[32]; if (m_Revision == 2) { - FXSYS_memcpy32(ukeybuf, defpasscode, 32); + FXSYS_memcpy(ukeybuf, defpasscode, 32); CRYPT_ArcFourCryptBlock(ukeybuf, 32, key, key_len); } else { uint8_t test[32], tmpkey[32]; @@ -404,9 +404,9 @@ FX_BOOL CPDF_StandardSecurityHandler::CheckUserPassword(const uint8_t* password, if (copy_len > (FX_DWORD)ukey.GetLength()) { copy_len = ukey.GetLength(); } - FXSYS_memset32(test, 0, sizeof(test)); - FXSYS_memset32(tmpkey, 0, sizeof(tmpkey)); - FXSYS_memcpy32(test, ukey.c_str(), copy_len); + FXSYS_memset(test, 0, sizeof(test)); + FXSYS_memset(tmpkey, 0, sizeof(tmpkey)); + FXSYS_memcpy(test, ukey.c_str(), copy_len); for (int i = 19; i >= 0; i --) { for (int j = 0; j < key_len; j ++) { tmpkey[j] = key[j] ^ i; @@ -422,9 +422,9 @@ FX_BOOL CPDF_StandardSecurityHandler::CheckUserPassword(const uint8_t* password, CRYPT_MD5Update(md5, (uint8_t*)id.c_str(), id.GetLength()); } CRYPT_MD5Finish(md5, ukeybuf); - return FXSYS_memcmp32(test, ukeybuf, 16) == 0; + return FXSYS_memcmp(test, ukeybuf, 16) == 0; } - if (FXSYS_memcmp32((void*)ukey.c_str(), ukeybuf, 16) == 0) { + if (FXSYS_memcmp((void*)ukey.c_str(), ukeybuf, 16) == 0) { return TRUE; } return FALSE; @@ -449,25 +449,25 @@ CFX_ByteString CPDF_StandardSecurityHandler::GetUserPassword(const uint8_t* owne } } uint8_t enckey[32]; - FXSYS_memset32(enckey, 0, sizeof(enckey)); + FXSYS_memset(enckey, 0, sizeof(enckey)); FX_DWORD copy_len = key_len; if (copy_len > sizeof(digest)) { copy_len = sizeof(digest); } - FXSYS_memcpy32(enckey, digest, copy_len); + FXSYS_memcpy(enckey, digest, copy_len); int okeylen = okey.GetLength(); if (okeylen > 32) { okeylen = 32; } uint8_t okeybuf[64]; - FXSYS_memset32(okeybuf, 0, sizeof(okeybuf)); - FXSYS_memcpy32(okeybuf, okey.c_str(), okeylen); + FXSYS_memset(okeybuf, 0, sizeof(okeybuf)); + FXSYS_memcpy(okeybuf, okey.c_str(), okeylen); if (m_Revision == 2) { CRYPT_ArcFourCryptBlock(okeybuf, okeylen, enckey, key_len); } else { for (int i = 19; i >= 0; i --) { uint8_t tempkey[32]; - FXSYS_memset32(tempkey, 0, sizeof(tempkey)); + FXSYS_memset(tempkey, 0, sizeof(tempkey)); for (int j = 0; j < m_KeyLen; j ++) { tempkey[j] = enckey[j] ^ i; } @@ -538,7 +538,7 @@ void CPDF_StandardSecurityHandler::OnCreate(CPDF_Dictionary* pEncryptDict, CPDF_ } } uint8_t enckey[32]; - FXSYS_memcpy32(enckey, digest, key_len); + FXSYS_memcpy(enckey, digest, key_len); for (i = 0; i < 32; i ++) { passcode[i] = i < user_size ? user_pass[i] : defpasscode[i - user_size]; } @@ -557,7 +557,7 @@ void CPDF_StandardSecurityHandler::OnCreate(CPDF_Dictionary* pEncryptDict, CPDF_ CalcEncryptKey(m_pEncryptDict, (uint8_t*)user_pass, user_size, m_EncryptKey, key_len, FALSE, pIdArray); if (m_Revision < 3) { uint8_t tempbuf[32]; - FXSYS_memcpy32(tempbuf, defpasscode, 32); + FXSYS_memcpy(tempbuf, defpasscode, 32); CRYPT_ArcFourCryptBlock(tempbuf, 32, m_EncryptKey, key_len); pEncryptDict->SetAtString(FX_BSTRC("U"), CFX_ByteString(tempbuf, 32)); } else { @@ -613,7 +613,7 @@ void CPDF_StandardSecurityHandler::AES256_SetPassword(CPDF_Dictionary* pEncryptD } CRYPT_SHA256Finish(sha, digest1); } - FXSYS_memcpy32(digest1 + 32, digest, 16); + FXSYS_memcpy(digest1 + 32, digest, 16); pEncryptDict->SetAtString(bOwner ? FX_BSTRC("O") : FX_BSTRC("U"), CFX_ByteString(digest1, 48)); if (m_Revision >= 6) { Revision6_Hash(password, size, digest + 8, (bOwner ? (const uint8_t*)ukey : NULL), digest1); @@ -629,7 +629,7 @@ void CPDF_StandardSecurityHandler::AES256_SetPassword(CPDF_Dictionary* pEncryptD uint8_t* aes = FX_Alloc(uint8_t, 2048); CRYPT_AESSetKey(aes, 16, digest1, 32, TRUE); uint8_t iv[16]; - FXSYS_memset32(iv, 0, 16); + FXSYS_memset(iv, 0, 16); CRYPT_AESSetIV(aes, iv); CRYPT_AESEncrypt(aes, digest1, key, 32); FX_Free(aes); @@ -654,7 +654,7 @@ void CPDF_StandardSecurityHandler::AES256_SetPerms(CPDF_Dictionary* pEncryptDict uint8_t* aes = FX_Alloc(uint8_t, 2048); CRYPT_AESSetKey(aes, 16, key, 32, TRUE); uint8_t iv[16], buf1[16]; - FXSYS_memset32(iv, 0, 16); + FXSYS_memset(iv, 0, 16); CRYPT_AESSetIV(aes, iv); CRYPT_AESEncrypt(aes, buf1, buf, 16); FX_Free(aes); @@ -664,23 +664,23 @@ void CPDF_StandardCryptoHandler::CryptBlock(FX_BOOL bEncrypt, FX_DWORD objnum, F uint8_t* dest_buf, FX_DWORD& dest_size) { if (m_Cipher == FXCIPHER_NONE) { - FXSYS_memcpy32(dest_buf, src_buf, src_size); + FXSYS_memcpy(dest_buf, src_buf, src_size); return; } uint8_t realkey[16]; int realkeylen = 16; if (m_Cipher != FXCIPHER_AES || m_KeyLen != 32) { uint8_t key1[32]; - FXSYS_memcpy32(key1, m_EncryptKey, m_KeyLen); + FXSYS_memcpy(key1, m_EncryptKey, m_KeyLen); key1[m_KeyLen + 0] = (uint8_t)objnum; key1[m_KeyLen + 1] = (uint8_t)(objnum >> 8); key1[m_KeyLen + 2] = (uint8_t)(objnum >> 16); key1[m_KeyLen + 3] = (uint8_t)gennum; key1[m_KeyLen + 4] = (uint8_t)(gennum >> 8); - FXSYS_memcpy32(key1 + m_KeyLen, &objnum, 3); - FXSYS_memcpy32(key1 + m_KeyLen + 3, &gennum, 2); + FXSYS_memcpy(key1 + m_KeyLen, &objnum, 3); + FXSYS_memcpy(key1 + m_KeyLen + 3, &gennum, 2); if (m_Cipher == FXCIPHER_AES) { - FXSYS_memcpy32(key1 + m_KeyLen + 5, "sAlT", 4); + FXSYS_memcpy(key1 + m_KeyLen + 5, "sAlT", 4); } CRYPT_MD5Generate(key1, m_Cipher == FXCIPHER_AES ? m_KeyLen + 9 : m_KeyLen + 5, realkey); realkeylen = m_KeyLen + 5; @@ -696,12 +696,12 @@ void CPDF_StandardCryptoHandler::CryptBlock(FX_BOOL bEncrypt, FX_DWORD objnum, F iv[i] = (uint8_t)rand(); } CRYPT_AESSetIV(m_pAESContext, iv); - FXSYS_memcpy32(dest_buf, iv, 16); + FXSYS_memcpy(dest_buf, iv, 16); int nblocks = src_size / 16; CRYPT_AESEncrypt(m_pAESContext, dest_buf + 16, src_buf, nblocks * 16); uint8_t padding[16]; - FXSYS_memcpy32(padding, src_buf + nblocks * 16, src_size % 16); - FXSYS_memset8(padding + src_size % 16, 16 - src_size % 16, 16 - src_size % 16); + FXSYS_memcpy(padding, src_buf + nblocks * 16, src_size % 16); + FXSYS_memset(padding + src_size % 16, 16 - src_size % 16, 16 - src_size % 16); CRYPT_AESEncrypt(m_pAESContext, dest_buf + nblocks * 16 + 16, padding, 16); dest_size = 32 + nblocks * 16; } else { @@ -713,7 +713,7 @@ void CPDF_StandardCryptoHandler::CryptBlock(FX_BOOL bEncrypt, FX_DWORD objnum, F } else { ASSERT(dest_size == src_size); if (dest_buf != src_buf) { - FXSYS_memcpy32(dest_buf, src_buf, src_size); + FXSYS_memcpy(dest_buf, src_buf, src_size); } CRYPT_ArcFourCryptBlock(dest_buf, dest_size, realkey, realkeylen); } @@ -743,11 +743,11 @@ void* CPDF_StandardCryptoHandler::CryptStart(FX_DWORD objnum, FX_DWORD gennum, F return pContext; } uint8_t key1[48]; - FXSYS_memcpy32(key1, m_EncryptKey, m_KeyLen); - FXSYS_memcpy32(key1 + m_KeyLen, &objnum, 3); - FXSYS_memcpy32(key1 + m_KeyLen + 3, &gennum, 2); + FXSYS_memcpy(key1, m_EncryptKey, m_KeyLen); + FXSYS_memcpy(key1 + m_KeyLen, &objnum, 3); + FXSYS_memcpy(key1 + m_KeyLen + 3, &gennum, 2); if (m_Cipher == FXCIPHER_AES) { - FXSYS_memcpy32(key1 + m_KeyLen + 5, "sAlT", 4); + FXSYS_memcpy(key1 + m_KeyLen + 5, "sAlT", 4); } uint8_t realkey[16]; CRYPT_MD5Generate(key1, m_Cipher == FXCIPHER_AES ? m_KeyLen + 9 : m_KeyLen + 5, realkey); @@ -799,7 +799,7 @@ FX_BOOL CPDF_StandardCryptoHandler::CryptStream(void* context, const uint8_t* sr if (copy_size > src_left) { copy_size = src_left; } - FXSYS_memcpy32(pContext->m_Block + pContext->m_BlockOffset, src_buf + src_off, copy_size); + FXSYS_memcpy(pContext->m_Block + pContext->m_BlockOffset, src_buf + src_off, copy_size); src_off += copy_size; src_left -= copy_size; pContext->m_BlockOffset += copy_size; @@ -845,7 +845,7 @@ FX_BOOL CPDF_StandardCryptoHandler::CryptFinish(void* context, CFX_BinaryBuf& de dest_buf.AppendBlock(block_buf, 16); pContext->m_BlockOffset = 0; } - FXSYS_memset8(pContext->m_Block + pContext->m_BlockOffset, (uint8_t)(16 - pContext->m_BlockOffset), 16 - pContext->m_BlockOffset); + FXSYS_memset(pContext->m_Block + pContext->m_BlockOffset, (uint8_t)(16 - pContext->m_BlockOffset), 16 - pContext->m_BlockOffset); CRYPT_AESEncrypt(pContext->m_Context, block_buf, pContext->m_Block, 16); dest_buf.AppendBlock(block_buf, 16); } else if (pContext->m_BlockOffset == 16) { @@ -876,7 +876,7 @@ FX_BOOL CPDF_StandardCryptoHandler::Init(CPDF_Dictionary* pEncryptDict, CPDF_Sec return FALSE; } if (m_Cipher != FXCIPHER_NONE) { - FXSYS_memcpy32(m_EncryptKey, key, m_KeyLen); + FXSYS_memcpy(m_EncryptKey, key, m_KeyLen); } if (m_Cipher == FXCIPHER_AES) { m_pAESContext = FX_Alloc(uint8_t, 2048); @@ -909,7 +909,7 @@ FX_BOOL CPDF_StandardCryptoHandler::Init(int cipher, const uint8_t* key, int key } m_Cipher = cipher; m_KeyLen = keylen; - FXSYS_memcpy32(m_EncryptKey, key, keylen); + FXSYS_memcpy(m_EncryptKey, key, keylen); if (m_Cipher == FXCIPHER_AES) { m_pAESContext = FX_Alloc(uint8_t, 2048); } |