security/nss/lib/freebl/intel-aes.h

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 2 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 4
michael@0 5 /* Prototypes of the functions defined in the assembler file. */
michael@0 6 void intel_aes_encrypt_init_128(const unsigned char *key, PRUint32 *expanded);
michael@0 7 void intel_aes_encrypt_init_192(const unsigned char *key, PRUint32 *expanded);
michael@0 8 void intel_aes_encrypt_init_256(const unsigned char *key, PRUint32 *expanded);
michael@0 9 void intel_aes_decrypt_init_128(const unsigned char *key, PRUint32 *expanded);
michael@0 10 void intel_aes_decrypt_init_192(const unsigned char *key, PRUint32 *expanded);
michael@0 11 void intel_aes_decrypt_init_256(const unsigned char *key, PRUint32 *expanded);
michael@0 12 SECStatus intel_aes_encrypt_ecb_128(AESContext *cx, unsigned char *output,
michael@0 13 unsigned int *outputLen,
michael@0 14 unsigned int maxOutputLen,
michael@0 15 const unsigned char *input,
michael@0 16 unsigned int inputLen,
michael@0 17 unsigned int blocksize);
michael@0 18 SECStatus intel_aes_decrypt_ecb_128(AESContext *cx, unsigned char *output,
michael@0 19 unsigned int *outputLen,
michael@0 20 unsigned int maxOutputLen,
michael@0 21 const unsigned char *input,
michael@0 22 unsigned int inputLen,
michael@0 23 unsigned int blocksize);
michael@0 24 SECStatus intel_aes_encrypt_cbc_128(AESContext *cx, unsigned char *output,
michael@0 25 unsigned int *outputLen,
michael@0 26 unsigned int maxOutputLen,
michael@0 27 const unsigned char *input,
michael@0 28 unsigned int inputLen,
michael@0 29 unsigned int blocksize);
michael@0 30 SECStatus intel_aes_decrypt_cbc_128(AESContext *cx, unsigned char *output,
michael@0 31 unsigned int *outputLen,
michael@0 32 unsigned int maxOutputLen,
michael@0 33 const unsigned char *input,
michael@0 34 unsigned int inputLen,
michael@0 35 unsigned int blocksize);
michael@0 36 SECStatus intel_aes_encrypt_ctr_128(CTRContext *cx, unsigned char *output,
michael@0 37 unsigned int *outputLen,
michael@0 38 unsigned int maxOutputLen,
michael@0 39 const unsigned char *input,
michael@0 40 unsigned int inputLen,
michael@0 41 unsigned int blocksize);
michael@0 42 SECStatus intel_aes_encrypt_ecb_192(AESContext *cx, unsigned char *output,
michael@0 43 unsigned int *outputLen,
michael@0 44 unsigned int maxOutputLen,
michael@0 45 const unsigned char *input,
michael@0 46 unsigned int inputLen,
michael@0 47 unsigned int blocksize);
michael@0 48 SECStatus intel_aes_decrypt_ecb_192(AESContext *cx, unsigned char *output,
michael@0 49 unsigned int *outputLen,
michael@0 50 unsigned int maxOutputLen,
michael@0 51 const unsigned char *input,
michael@0 52 unsigned int inputLen,
michael@0 53 unsigned int blocksize);
michael@0 54 SECStatus intel_aes_encrypt_cbc_192(AESContext *cx, unsigned char *output,
michael@0 55 unsigned int *outputLen,
michael@0 56 unsigned int maxOutputLen,
michael@0 57 const unsigned char *input,
michael@0 58 unsigned int inputLen,
michael@0 59 unsigned int blocksize);
michael@0 60 SECStatus intel_aes_decrypt_cbc_192(AESContext *cx, unsigned char *output,
michael@0 61 unsigned int *outputLen,
michael@0 62 unsigned int maxOutputLen,
michael@0 63 const unsigned char *input,
michael@0 64 unsigned int inputLen,
michael@0 65 unsigned int blocksize);
michael@0 66 SECStatus intel_aes_encrypt_ctr_192(CTRContext *cx, unsigned char *output,
michael@0 67 unsigned int *outputLen,
michael@0 68 unsigned int maxOutputLen,
michael@0 69 const unsigned char *input,
michael@0 70 unsigned int inputLen,
michael@0 71 unsigned int blocksize);
michael@0 72 SECStatus intel_aes_encrypt_ecb_256(AESContext *cx, unsigned char *output,
michael@0 73 unsigned int *outputLen,
michael@0 74 unsigned int maxOutputLen,
michael@0 75 const unsigned char *input,
michael@0 76 unsigned int inputLen,
michael@0 77 unsigned int blocksize);
michael@0 78 SECStatus intel_aes_decrypt_ecb_256(AESContext *cx, unsigned char *output,
michael@0 79 unsigned int *outputLen,
michael@0 80 unsigned int maxOutputLen,
michael@0 81 const unsigned char *input,
michael@0 82 unsigned int inputLen,
michael@0 83 unsigned int blocksize);
michael@0 84 SECStatus intel_aes_encrypt_cbc_256(AESContext *cx, unsigned char *output,
michael@0 85 unsigned int *outputLen,
michael@0 86 unsigned int maxOutputLen,
michael@0 87 const unsigned char *input,
michael@0 88 unsigned int inputLen,
michael@0 89 unsigned int blocksize);
michael@0 90 SECStatus intel_aes_decrypt_cbc_256(AESContext *cx, unsigned char *output,
michael@0 91 unsigned int *outputLen,
michael@0 92 unsigned int maxOutputLen,
michael@0 93 const unsigned char *input,
michael@0 94 unsigned int inputLen,
michael@0 95 unsigned int blocksize);
michael@0 96 SECStatus intel_aes_encrypt_ctr_256(CTRContext *cx, unsigned char *output,
michael@0 97 unsigned int *outputLen,
michael@0 98 unsigned int maxOutputLen,
michael@0 99 const unsigned char *input,
michael@0 100 unsigned int inputLen,
michael@0 101 unsigned int blocksize);
michael@0 102
michael@0 103
michael@0 104 #define intel_aes_ecb_worker(encrypt, keysize) \
michael@0 105 ((encrypt) \
michael@0 106 ? ((keysize) == 16 ? intel_aes_encrypt_ecb_128 : \
michael@0 107 (keysize) == 24 ? intel_aes_encrypt_ecb_192 : \
michael@0 108 intel_aes_encrypt_ecb_256) \
michael@0 109 : ((keysize) == 16 ? intel_aes_decrypt_ecb_128 : \
michael@0 110 (keysize) == 24 ? intel_aes_decrypt_ecb_192 : \
michael@0 111 intel_aes_decrypt_ecb_256))
michael@0 112
michael@0 113
michael@0 114 #define intel_aes_cbc_worker(encrypt, keysize) \
michael@0 115 ((encrypt) \
michael@0 116 ? ((keysize) == 16 ? intel_aes_encrypt_cbc_128 : \
michael@0 117 (keysize) == 24 ? intel_aes_encrypt_cbc_192 : \
michael@0 118 intel_aes_encrypt_cbc_256) \
michael@0 119 : ((keysize) == 16 ? intel_aes_decrypt_cbc_128 : \
michael@0 120 (keysize) == 24 ? intel_aes_decrypt_cbc_192 : \
michael@0 121 intel_aes_decrypt_cbc_256))
michael@0 122
michael@0 123 #define intel_aes_ctr_worker(nr) \
michael@0 124 ((nr) == 10 ? intel_aes_encrypt_ctr_128 : \
michael@0 125 (nr) == 12 ? intel_aes_encrypt_ctr_192 : \
michael@0 126 intel_aes_encrypt_ctr_256)
michael@0 127
michael@0 128
michael@0 129 #define intel_aes_init(encrypt, keysize) \
michael@0 130 do { \
michael@0 131 if (encrypt) { \
michael@0 132 if (keysize == 16) \
michael@0 133 intel_aes_encrypt_init_128(key, cx->expandedKey); \
michael@0 134 else if (keysize == 24) \
michael@0 135 intel_aes_encrypt_init_192(key, cx->expandedKey); \
michael@0 136 else \
michael@0 137 intel_aes_encrypt_init_256(key, cx->expandedKey); \
michael@0 138 } else { \
michael@0 139 if (keysize == 16) \
michael@0 140 intel_aes_decrypt_init_128(key, cx->expandedKey); \
michael@0 141 else if (keysize == 24) \
michael@0 142 intel_aes_decrypt_init_192(key, cx->expandedKey); \
michael@0 143 else \
michael@0 144 intel_aes_decrypt_init_256(key, cx->expandedKey); \
michael@0 145 } \
michael@0 146 } while (0)

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