2018-05-04 16:08:28 +02:00
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2015-10-21 05:03:22 +02:00
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/* Prototypes of the functions defined in the assembler file. */
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void intel_aes_encrypt_init_128(const unsigned char *key, PRUint32 *expanded);
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void intel_aes_encrypt_init_192(const unsigned char *key, PRUint32 *expanded);
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void intel_aes_encrypt_init_256(const unsigned char *key, PRUint32 *expanded);
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void intel_aes_decrypt_init_128(const unsigned char *key, PRUint32 *expanded);
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void intel_aes_decrypt_init_192(const unsigned char *key, PRUint32 *expanded);
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void intel_aes_decrypt_init_256(const unsigned char *key, PRUint32 *expanded);
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SECStatus intel_aes_encrypt_ecb_128(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_decrypt_ecb_128(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_encrypt_cbc_128(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_decrypt_cbc_128(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_encrypt_ecb_192(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_decrypt_ecb_192(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_encrypt_cbc_192(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_decrypt_cbc_192(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_encrypt_ecb_256(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_decrypt_ecb_256(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_encrypt_cbc_256(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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SECStatus intel_aes_decrypt_cbc_256(AESContext *cx, unsigned char *output,
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unsigned int *outputLen,
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unsigned int maxOutputLen,
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const unsigned char *input,
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unsigned int inputLen,
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unsigned int blocksize);
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#define intel_aes_ecb_worker(encrypt, keysize) \
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((encrypt) \
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? ((keysize) == 16 ? intel_aes_encrypt_ecb_128 : \
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(keysize) == 24 ? intel_aes_encrypt_ecb_192 : \
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intel_aes_encrypt_ecb_256) \
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: ((keysize) == 16 ? intel_aes_decrypt_ecb_128 : \
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(keysize) == 24 ? intel_aes_decrypt_ecb_192 : \
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intel_aes_decrypt_ecb_256))
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#define intel_aes_cbc_worker(encrypt, keysize) \
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((encrypt) \
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? ((keysize) == 16 ? intel_aes_encrypt_cbc_128 : \
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(keysize) == 24 ? intel_aes_encrypt_cbc_192 : \
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intel_aes_encrypt_cbc_256) \
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: ((keysize) == 16 ? intel_aes_decrypt_cbc_128 : \
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(keysize) == 24 ? intel_aes_decrypt_cbc_192 : \
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intel_aes_decrypt_cbc_256))
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#define intel_aes_init(encrypt, keysize) \
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do { \
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if (encrypt) { \
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if (keysize == 16) \
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intel_aes_encrypt_init_128(key, cx->expandedKey); \
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else if (keysize == 24) \
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intel_aes_encrypt_init_192(key, cx->expandedKey); \
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else \
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intel_aes_encrypt_init_256(key, cx->expandedKey); \
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} else { \
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if (keysize == 16) \
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intel_aes_decrypt_init_128(key, cx->expandedKey); \
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else if (keysize == 24) \
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intel_aes_decrypt_init_192(key, cx->expandedKey); \
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else \
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intel_aes_decrypt_init_256(key, cx->expandedKey); \
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} \
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} while (0)
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