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 | 5 |
6 /* Implementation of RSA signature verification which uses a pre-processed | 6 /* Implementation of RSA signature verification which uses a pre-processed |
7 * key for computation. The code extends Android's RSA verification code to | 7 * key for computation. The code extends Android's RSA verification code to |
8 * support multiple RSA key lengths and hash digest algorithms. | 8 * support multiple RSA key lengths and hash digest algorithms. |
9 */ | 9 */ |
10 | 10 |
(...skipping 109 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
120 } | 120 } |
121 | 121 |
122 Free(a); | 122 Free(a); |
123 Free(aR); | 123 Free(aR); |
124 Free(aaR); | 124 Free(aaR); |
125 } | 125 } |
126 | 126 |
127 /* Verify a RSA PKCS1.5 signature against an expected hash. | 127 /* Verify a RSA PKCS1.5 signature against an expected hash. |
128 * Returns 0 on failure, 1 on success. | 128 * Returns 0 on failure, 1 on success. |
129 */ | 129 */ |
130 int RSA_verify(const RSAPublicKey *key, | 130 int RSAVerify(const RSAPublicKey *key, |
131 const uint8_t *sig, | 131 const uint8_t *sig, |
132 const int sig_len, | 132 const int sig_len, |
133 const uint8_t sig_type, | 133 const uint8_t sig_type, |
134 const uint8_t *hash) { | 134 const uint8_t *hash) { |
135 int i; | 135 int i; |
136 uint8_t* buf; | 136 uint8_t* buf; |
137 const uint8_t* padding; | 137 const uint8_t* padding; |
138 int success = 1; | 138 int success = 1; |
139 | 139 |
140 if (sig_len != (key->len * sizeof(uint32_t))) { | 140 if (sig_len != (key->len * sizeof(uint32_t))) { |
141 fprintf(stderr, "Signature is of incorrect length!\n"); | 141 fprintf(stderr, "Signature is of incorrect length!\n"); |
142 return 0; | 142 return 0; |
143 } | 143 } |
144 | 144 |
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
181 buf[i]); | 181 buf[i]); |
182 #endif | 182 #endif |
183 success = 0; | 183 success = 0; |
184 } | 184 } |
185 } | 185 } |
186 | 186 |
187 Free(buf); | 187 Free(buf); |
188 | 188 |
189 return success; | 189 return success; |
190 } | 190 } |
OLD | NEW |