widevine-partner/media_cas_packager_sdk_source
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Minimal implementation of Widevine MediaCAS ECMG.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=226515998
This commit is contained in:
Fang Yu
2018-12-21 11:17:37 -08:00
parent 7487ce5aa8
commit bc68878bdf
88 changed files with 2456 additions and 2774 deletions
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4
common/signing_key_util.h
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@@ -20,7 +20,7 @@
// std::string derived_key = DeriveKey(key_str,
// label,
// context,
// SigningKeyMaterialSize(VERSION_2_1));
// SigningKeyMaterialSizeBits(VERSION_2_1));
// std::string server_derived_key = GetServerSigningKey(derived_key);
// std::string client_derived_key = GetClientSigninKey(derived_key);
#ifndef COMMON_SIGNING_KEY_UTIL_H_
@@ -36,7 +36,7 @@ namespace widevine {
// Returns the size of the signing key based on the License Protocol
// Version. Signing keys for version 2.0 have a length of 256. Signing
// keys for version 2.1 have a length of 512.
uint32_t SigningKeyMaterialSize(ProtocolVersion protocol_version);
uint32_t SigningKeyMaterialSizeBits(ProtocolVersion protocol_version);
// Returns the client portion of the derived_key. The client portion
// depend on the size of the key. Keys that are 512 bits in length