2  * Use of this source code is governed by a BSD-style license that can be
23 VbPrivateKey* PrivateKeyReadPem(const char* filename, uint64_t algorithm) {  in PrivateKeyReadPem()  argument
29   if (algorithm >= kNumAlgorithms) {  in PrivateKeyReadPem()
30     VBDEBUG(("%s() called with invalid algorithm!\n", __FUNCTION__));  in PrivateKeyReadPem()
48   /* Store key and algorithm in our struct */  in PrivateKeyReadPem()
54   key->rsa_private_key = rsa_key;  in PrivateKeyReadPem()
55   key->algorithm = algorithm;  in PrivateKeyReadPem()
65   if (key->rsa_private_key)  in PrivateKeyFree()
66     RSA_free(key->rsa_private_key);  in PrivateKeyFree()
77   buflen = i2d_RSAPrivateKey(key->rsa_private_key, &outbuf);  in PrivateKeyWrite()
90   if (1 != fwrite(&key->algorithm, sizeof(key->algorithm), 1, f)) {  in PrivateKeyWrite()
128   key->algorithm = *(typeof(key->algorithm) *)buffer;  in PrivateKeyRead()
129   start = buffer + sizeof(key->algorithm);  in PrivateKeyRead()
131   key->rsa_private_key = d2i_RSAPrivateKey(0, &start,  in PrivateKeyRead()
132                                            filelen - sizeof(key->algorithm));  in PrivateKeyRead()
134   if (!key->rsa_private_key) {  in PrivateKeyRead()
147 VbPublicKey* PublicKeyAlloc(uint64_t key_size, uint64_t algorithm,  in PublicKeyAlloc()  argument
153   key->algorithm = algorithm;  in PublicKeyAlloc()
154   key->key_version = version;  in PublicKeyAlloc()
155   key->key_size = key_size;  in PublicKeyAlloc()
156   key->key_offset = sizeof(VbPublicKey);  in PublicKeyAlloc()
160 VbPublicKey* PublicKeyReadKeyb(const char* filename, uint64_t algorithm,  in PublicKeyReadKeyb()  argument
167   if (algorithm >= kNumAlgorithms) {  in PublicKeyReadKeyb()
168     VBDEBUG(("PublicKeyReadKeyb() called with invalid algorithm!\n"));  in PublicKeyReadKeyb()
172     /* Currently, TPM only supports 16-bit version */  in PublicKeyReadKeyb()
181   if (!RSAProcessedKeySize(algorithm, &expected_key_size) ||  in PublicKeyReadKeyb()
183     VBDEBUG(("PublicKeyReadKeyb() wrong key size for algorithm\n"));  in PublicKeyReadKeyb()
188   key = PublicKeyAlloc(key_size, algorithm, version);  in PublicKeyReadKeyb()
204   /* Sanity-check key data */  in PublicKeyLooksOkay()
209   if (key->algorithm >= kNumAlgorithms) {  in PublicKeyLooksOkay()
210     VBDEBUG(("PublicKeyRead() invalid algorithm\n"));  in PublicKeyLooksOkay()
213   if (key->key_version > 0xFFFF) {  in PublicKeyLooksOkay()
215     return 0;  /* Currently, TPM only supports 16-bit version */  in PublicKeyLooksOkay()
217   if (!RSAProcessedKeySize(key->algorithm, &key_size) ||  in PublicKeyLooksOkay()
218       key_size != key->key_size) {  in PublicKeyLooksOkay()
219     VBDEBUG(("PublicKeyRead() wrong key size for algorithm\n"));  in PublicKeyLooksOkay()
250   kcopy = PublicKeyAlloc(key->key_size, 0, 0);  in PublicKeyWrite()
259   rv = WriteFile(filename, kcopy, kcopy->key_offset + kcopy->key_size);  in PublicKeyWrite()