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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 * Host functions for keys. | 5 * Host functions for keys. |
6 */ | 6 */ |
7 | 7 |
8 /* TODO: change all 'return 0', 'return 1' into meaningful return codes */ | 8 /* TODO: change all 'return 0', 'return 1' into meaningful return codes */ |
9 | 9 |
10 #define OPENSSL_NO_SHA | 10 #define OPENSSL_NO_SHA |
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180 | 180 |
181 } while(0); | 181 } while(0); |
182 | 182 |
183 /* Error */ | 183 /* Error */ |
184 Free(key); | 184 Free(key); |
185 return NULL; | 185 return NULL; |
186 } | 186 } |
187 | 187 |
188 | 188 |
189 int PublicKeyWrite(const char* filename, const VbPublicKey* key) { | 189 int PublicKeyWrite(const char* filename, const VbPublicKey* key) { |
190 VbPublicKey* kcopy = NULL; | 190 VbPublicKey* kcopy; |
191 FILE* f = NULL; | 191 int rv; |
192 int rv = 1; | |
193 | 192 |
194 do { | 193 /* Copy the key, so its data is contiguous with the header */ |
195 f = fopen(filename, "wb"); | 194 kcopy = PublicKeyAlloc(key->key_size, 0, 0); |
196 if (!f) { | 195 if (!kcopy) |
197 debug("PublicKeyWrite() unable to open file %s\n", filename); | 196 return 1; |
198 break; | 197 if (0 != PublicKeyCopy(kcopy, key)) { |
199 } | 198 Free(kcopy); |
| 199 return 1; |
| 200 } |
200 | 201 |
201 /* Copy the key, so its data is contiguous with the header */ | 202 /* Write the copy, then free it */ |
202 kcopy = PublicKeyAlloc(key->key_size, 0, 0); | 203 rv = WriteFile(filename, kcopy, kcopy->key_offset + kcopy->key_size); |
203 if (!kcopy || 0 != PublicKeyCopy(kcopy, key)) | 204 Free(kcopy); |
204 break; | |
205 | |
206 if (1 != fwrite(kcopy, kcopy->key_offset + kcopy->key_size, 1, f)) | |
207 break; | |
208 | |
209 /* Success */ | |
210 rv = 0; | |
211 | |
212 } while(0); | |
213 | |
214 if (kcopy) | |
215 Free(kcopy); | |
216 if (f) | |
217 fclose(f); | |
218 | |
219 if (0 != rv) | |
220 unlink(filename); /* Delete any partial file */ | |
221 | |
222 return rv; | 205 return rv; |
223 } | 206 } |
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