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Full decrypt path testing

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Merge from master branch of Widevine repo of http://go/wvgerrit/66080
Merge from oemcrypto-v15 branch of Widevine repo of http://go/wvgerrit/64002

This CL updates OEMCrypto reference code and unit tests to support full decrypt
path testing.

Test: unit tests
Test: tested as part of http://go/ag/5501993
Bug: 34078913
Change-Id: Ia67374599d6619698a336f41513068ad04294e7f
This commit is contained in:
Fred Gylys-Colwell
2018-11-12 14:21:17 -08:00
parent 4ffacfdcc7
commit 246621c5ce
12 changed files with 287 additions and 5 deletions
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48
libwvdrmengine/oemcrypto/ref/src/oemcrypto_ref.cpp
View File

@@ -1617,4 +1617,52 @@ extern "C" OEMCryptoResult OEMCrypto_CreateOldUsageEntry(
pst_length);
}
extern "C" uint32_t OEMCrypto_SupportsDecryptHash() {
return OEMCrypto_CRC_Clear_Buffer;
}
extern "C" OEMCryptoResult OEMCrypto_InitializeDecryptHash(
OEMCrypto_SESSION session) {
if (!crypto_engine) {
LOGE("OEMCrypto_InitializeDecryptHash: OEMCrypto Not Initialized.");
return OEMCrypto_ERROR_UNKNOWN_FAILURE;
}
SessionContext* session_ctx = crypto_engine->FindSession(session);
if (!session_ctx || !session_ctx->isValid()) {
LOGE("[OEMCrypto_InitializeDecryptHash(): ERROR_INVALID_SESSION]");
return OEMCrypto_ERROR_INVALID_SESSION;
}
return session_ctx->InitializeDecryptHash();
}
extern "C" OEMCryptoResult OEMCrypto_SetDecryptHash(OEMCrypto_SESSION session,
uint32_t frame_number,
const uint8_t* hash,
size_t hash_length) {
if (!crypto_engine) {
LOGE("OEMCrypto_SetDecryptHash: OEMCrypto Not Initialized.");
return OEMCrypto_ERROR_UNKNOWN_FAILURE;
}
SessionContext* session_ctx = crypto_engine->FindSession(session);
if (!session_ctx || !session_ctx->isValid()) {
LOGE("[OEMCrypto_SetDecryptHash(): ERROR_INVALID_SESSION]");
return OEMCrypto_ERROR_INVALID_SESSION;
}
return session_ctx->SetDecryptHash(frame_number, hash, hash_length);
}
extern "C" OEMCryptoResult OEMCrypto_GetHashErrorCode(
OEMCrypto_SESSION session, uint32_t* failed_frame_number) {
if (!crypto_engine) {
LOGE("OEMCrypto_GetHashErrorCode: OEMCrypto Not Initialized.");
return OEMCrypto_ERROR_UNKNOWN_FAILURE;
}
SessionContext* session_ctx = crypto_engine->FindSession(session);
if (!session_ctx || !session_ctx->isValid()) {
LOGE("[OEMCrypto_GetHashErrorCode(): ERROR_INVALID_SESSION]");
return OEMCrypto_ERROR_INVALID_SESSION;
}
return session_ctx->GetHashErrorCode(failed_frame_number);
}
} // namespace wvoec_ref