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Fix cens Mode in Android CDM am: e0f4942b8f am: 442099fb15

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am: 67682ddf1a

Change-Id: Idb1f713da3002733152544dd6eae2da06119dbdb
This commit is contained in:
John "Juce" Bruce
2016-08-30 05:06:47 +00:00
committed by android-build-merger
parent 4a9c2fa2a1 67682ddf1a
commit eb153e78fc
4 changed files with 9 additions and 26 deletions
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4
libwvdrmengine/cdm/core/include/wv_cdm_types.h
View File

@@ -282,11 +282,9 @@ enum CdmCipherMode {
struct CdmCencPatternEncryptionDescriptor {
size_t encrypt_blocks; // number of 16 byte blocks to decrypt
size_t skip_blocks; // number of 16 byte blocks to leave in clear
size_t offset_blocks; // offset into the pattern for this call, in blocks
CdmCencPatternEncryptionDescriptor()
: encrypt_blocks(0),
skip_blocks(0),
offset_blocks(0) {}
skip_blocks(0) {}
};
struct CdmDecryptionParameters {

2
libwvdrmengine/cdm/core/src/crypto_session.cpp
View File

@@ -689,7 +689,7 @@ CdmResponseType CryptoSession::Decrypt(const CdmDecryptionParameters& params) {
OEMCrypto_CENCEncryptPatternDesc pattern_descriptor;
pattern_descriptor.encrypt = params.pattern_descriptor.encrypt_blocks;
pattern_descriptor.skip = params.pattern_descriptor.skip_blocks;
pattern_descriptor.offset = params.pattern_descriptor.offset_blocks;
pattern_descriptor.offset = 0; // Deprecated field
AutoLock auto_lock(crypto_lock_);
// Check if key needs to be selected
if (params.is_encrypted) {