widevine-partner/android
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ODK implementation for license release

Browse Source 
PiperOrigin-RevId: 580643396
Change-Id: I588ef20587acc347b510dfb7fd9e372d221100a0
This commit is contained in:
Vicky Min
2023-11-08 13:42:54 -08:00
committed by Robert Shih
parent 692cb259f3
commit 4d7025e517
13 changed files with 163 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
libwvdrmengine/oemcrypto/odk/src/odk.c
View File

@@ -66,6 +66,15 @@ static OEMCryptoResult ODK_PrepareRequest(
}
break;
}
case ODK_Release_Request_Type: {
core_message->message_length = ODK_RELEASE_REQUEST_SIZE;
if (sizeof(ODK_PreparedReleaseRequest) > prepared_request_buffer_length) {
return ODK_ERROR_CORE_MESSAGE;
}
Pack_ODK_PreparedReleaseRequest(
&msg, (ODK_PreparedReleaseRequest*)prepared_request_buffer);
break;
}
case ODK_Renewal_Request_Type: {
core_message->message_length = ODK_RENEWAL_REQUEST_SIZE;
if (sizeof(ODK_PreparedRenewalRequest) > prepared_request_buffer_length) {
@@ -224,6 +233,29 @@ OEMCryptoResult ODK_PrepareCoreLicenseRequest(
}
}
OEMCryptoResult ODK_PrepareCoreReleaseRequest(
uint8_t* message, size_t message_length, size_t* core_message_size,
const ODK_NonceValues* nonce_values,
const ODK_MessageCounterInfo* counter_info, uint32_t status,
uint32_t clock_security_level, int64_t seconds_since_license_requested,
int64_t seconds_since_first_decrypt) {
if (core_message_size == NULL || nonce_values == NULL ||
counter_info == NULL) {
return ODK_ERROR_CORE_MESSAGE;
}
if (nonce_values->api_major_version >= 19) {
ODK_PreparedReleaseRequest release_request = {0};
return ODK_PrepareRequest(
message, message_length, core_message_size, ODK_Release_Request_Type,
nonce_values, &release_request, sizeof(ODK_PreparedReleaseRequest));
} else {
// If the version is pre 19 when license release isn't supported, create a
// license request.
return ODK_PrepareCoreLicenseRequest(
message, message_length, core_message_size, nonce_values, counter_info);
}
}
OEMCryptoResult ODK_PrepareCoreRenewalRequest(uint8_t* message,
size_t message_length,
size_t* core_message_size,