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

Piped CdmEngine's generic crypto operations to Android CDM.

Browse Source 
[ Merge of http://go/wvgerrit/172010 ]

The CdmEngine provides an API for generic crypto operations that are
already used for the CE CDM.  This API is being exposed in the Android
CDM.  The parameter order of the Android CDM is modified to match the
existing generic crypto parameters used in the media DRM plugin.

Bug: 274984456
Bug: 29400687
Test: build x86-64 and Android
Change-Id: I3b286ebb011bd58754b7b8ea814ed46daf1f62f9
This commit is contained in:
Alex Dale
2023-04-24 14:21:23 -07:00
parent 3e650cfd9f
commit 37f125a491
5 changed files with 95 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
libwvdrmengine/cdm/include/wv_content_decryption_module.h
View File

@@ -270,6 +270,33 @@ class WvContentDecryptionModule : public android::RefBase, public TimerHandler {
virtual bool SetDefaultOtaKeyboxFallbackDurationRules();
virtual bool SetFastOtaKeyboxFallbackDurationRules();
// Generic crypto API.
virtual CdmResponseType GenericEncrypt(const CdmSessionId& session_id,
const KeyId& key_id,
const std::string& input,
const std::string& iv,
CdmEncryptionAlgorithm algorithm,
std::string* output);
virtual CdmResponseType GenericDecrypt(const CdmSessionId& session_id,
const KeyId& key_id,
const std::string& input,
const std::string& iv,
CdmEncryptionAlgorithm algorithm,
std::string* output);
virtual CdmResponseType GenericSign(const CdmSessionId& session_id,
const KeyId& key_id,
const std::string& input,
CdmSigningAlgorithm algorithm,
std::string* signature);
virtual CdmResponseType GenericVerify(const CdmSessionId& session_id,
const KeyId& key_id,
const std::string& input,
CdmSigningAlgorithm algorithm,
const std::string& signature);
private:
struct CdmInfo {
CdmInfo();