| OLD | NEW |
| 1 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved. | 1 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
| 2 * Use of this source code is governed by a BSD-style license that can be | 2 * Use of this source code is governed by a BSD-style license that can be |
| 3 * found in the LICENSE file. | 3 * found in the LICENSE file. |
| 4 * | 4 * |
| 5 * Utility functions for message digest functions. | 5 * Implementation of RSA utility functions. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "padding.h" | 8 #include "cryptolib.h" |
| 9 #include "rsa_utility.h" | |
| 10 #include "sha_utility.h" | |
| 11 #include "utility.h" | 9 #include "utility.h" |
| 12 | 10 |
| 13 int RSAProcessedKeySize(int algorithm) { | 11 int RSAProcessedKeySize(int algorithm) { |
| 14 int key_len = siglen_map[algorithm]; /* Key length in | 12 int key_len = siglen_map[algorithm]; /* Key length in |
| 15 * bytes. */ | 13 * bytes. */ |
| 16 /* Total size needed by a RSAPublicKey structure is = | 14 /* Total size needed by a RSAPublicKey structure is = |
| 17 * 2 * key_len bytes for the n and rr arrays | 15 * 2 * key_len bytes for the n and rr arrays |
| 18 * + sizeof len + sizeof n0inv. | 16 * + sizeof len + sizeof n0inv. |
| 19 */ | 17 */ |
| 20 return (2 * key_len + sizeof(int) + sizeof(uint32_t)); | 18 return (2 * key_len + sizeof(int) + sizeof(uint32_t)); |
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| 126 verification_key = (RSAPublicKey*) key; /* Supress const warning. */ | 124 verification_key = (RSAPublicKey*) key; /* Supress const warning. */ |
| 127 else | 125 else |
| 128 return 0; /* Both can't be NULL or non-NULL. */ | 126 return 0; /* Both can't be NULL or non-NULL. */ |
| 129 | 127 |
| 130 success = RSAVerify(verification_key, sig, sig_size, algorithm, digest); | 128 success = RSAVerify(verification_key, sig, sig_size, algorithm, digest); |
| 131 | 129 |
| 132 if (!key) | 130 if (!key) |
| 133 RSAPublicKeyFree(verification_key); /* Only free if we allocated it. */ | 131 RSAPublicKeyFree(verification_key); /* Only free if we allocated it. */ |
| 134 return success; | 132 return success; |
| 135 } | 133 } |
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