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Sync oemcrypto reference code

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This is a merge from the Widevine repo of
http://go/wvgerrit/117311
Update backwards compatibility builds

http://go/wvgerrit/117423
Restrict maximum size of key id
To protect from out-of-memory found by fuzz testing.

http://go/wvgerrit/117683
Generation number should wrap

The master generation number should wrap around on overflow. This
means that we cannot use less than to check for a skew of 1.

http://go/wvgerrit/119232
Replace 0 with nullptr

Bug: 176234903
Bug: 184866351
Bug: 161243686
Test: ran unit tests (CL affects test code only)
Merged-In: Ie787bcf9c66a7605700c3dc29a8aa16406926ce3
Change-Id: I2b02a36a70a0920f31ffc00de102a23516d4b20e
This commit is contained in:
Fred Gylys-Colwell
2021-06-21 23:10:45 +00:00
parent 52d3c9f7c1
commit 830a7acc48
9 changed files with 30 additions and 95 deletions
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2
libwvdrmengine/oemcrypto/ref/src/oemcrypto_engine_ref.h
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@@ -50,7 +50,7 @@ typedef enum SessionType {
class CryptoEngine {
public:
static const uint32_t kApiVersion = 16;
static const uint32_t kMinorApiVersion = 3;
static const uint32_t kMinorApiVersion = 4;
static const int64_t kTimeInfoUpdateWindowInSeconds = 300;
// This is like a factory method, except we choose which version to use at