Fix for off by one error and correct comments

Merge from Widevine repo of http://go/wvgerrit/66711

This addresses review comments for the OEMCrypto v15 CLs, as documented in
b/119685652.

Test: unit tests
Bug: 119685652
Change-Id: I0e7ce13dd80335eb1a12240df5c1df2c34ba4298
This commit is contained in:
Fred Gylys-Colwell
2018-11-18 14:00:28 -08:00
parent dd55fefe87
commit 3a3307242d
3 changed files with 6 additions and 6 deletions

View File

@@ -1144,7 +1144,7 @@ uint32_t OEMCrypto_ResourceRatingTier(SecurityLevel level) {
if (!gAdapter.get()) return 0;
const FunctionPointers* fcn = gAdapter->GetFunctionPointers(level);
if (!fcn) return 0;
if (fcn->version < 14) return 0;
if (fcn->version <= 14) return 0;
if (fcn->ResourceRatingTier == NULL) return 0;
return fcn->ResourceRatingTier();
}
@@ -1153,7 +1153,7 @@ uint32_t OEMCrypto_SupportsDecryptHash(SecurityLevel level) {
if (!gAdapter.get()) return OEMCrypto_Hash_Not_Supported;
const FunctionPointers* fcn = gAdapter->GetFunctionPointers(level);
if (!fcn) return OEMCrypto_Hash_Not_Supported;
if (fcn->version < 14) return OEMCrypto_Hash_Not_Supported;
if (fcn->version < 15) return OEMCrypto_Hash_Not_Supported;
if (fcn->BuildInformation == NULL) return OEMCrypto_Hash_Not_Supported;
return fcn->SupportsDecryptHash();
}

View File

@@ -96,7 +96,7 @@ void DeviceFeatures::Initialize(bool is_cast_receiver,
}
printf("cast_receiver = %s.\n", cast_receiver ? "true" : "false");
resource_rating = OEMCrypto_ResourceRatingTier();
printf("resource_rating = %d, security leve %s.\n", resource_rating,
printf("resource_rating = %d, security level %s.\n", resource_rating,
OEMCrypto_SecurityLevel());
uint32_t decrypt_hash_type = OEMCrypto_SupportsDecryptHash();
supports_crc = (decrypt_hash_type == OEMCrypto_CRC_Clear_Buffer);

View File

@@ -50,9 +50,9 @@ static const WidevineKeybox kTestKeyboxForV13 = {
}
};
// This is a test keybox. They will not be accepted by production systems.
// By using known keyboxes for these tests, the results for a given set of
// inputs to a test are predictable and can be compared to the actual results.
// This is a test keybox. It will not be accepted by production systems. By
// using a known keybox for these tests, the results for a given set of inputs
// to a test are predictable and can be compared to the actual results.
static const WidevineKeybox kTestKeybox = {
// Sample keybox used for test vectors
{