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Diffstat (limited to 'verifier24/verifier.h')
-rw-r--r-- | verifier24/verifier.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/verifier24/verifier.h b/verifier24/verifier.h new file mode 100644 index 000000000..17ab257ad --- /dev/null +++ b/verifier24/verifier.h @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef _RECOVERY_VERIFIER_H +#define _RECOVERY_VERIFIER_H + +#include "mincrypt/p256.h" +#include "mincrypt/rsa.h" + +#define ASSUMED_UPDATE_BINARY_NAME "META-INF/com/google/android/update-binary" + +enum { INSTALL_SUCCESS, INSTALL_ERROR, INSTALL_CORRUPT }; + +static const float VERIFICATION_PROGRESS_FRACTION = 0.25; + +typedef struct { + p256_int x; + p256_int y; +} ECPublicKey; + +typedef struct { + typedef enum { + RSA, + EC, + } KeyType; + + int hash_len; // SHA_DIGEST_SIZE (SHA-1) or SHA256_DIGEST_SIZE (SHA-256) + KeyType key_type; + RSAPublicKey* rsa; + ECPublicKey* ec; +} Certificate; + +/* addr and length define a an update package file that has been + * loaded (or mmap'ed, or whatever) into memory. Verify that the file + * is signed and the signature matches one of the given keys. Return + * one of the constants below. + */ +int verify_file(unsigned char* addr, size_t length); + +Certificate* load_keys(const char* filename, int* numKeys); + +#define VERIFY_SUCCESS 0 +#define VERIFY_FAILURE 1 + +#endif /* _RECOVERY_VERIFIER_H */ |