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Implement license protocol 2.2 for OEMCrypto v19

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This updates the code and tests to allow for using license protocol 2.2
when using OEMCrypto v19.

Issue: 80428549
Issue: 121031064
Issue: 232464183
Change-Id: Ib6bb61f86dd310b566227462658530bca5940b88
This commit is contained in:
Jacob Trimble
2023-05-16 21:35:24 +00:00
committed by Robert Shih
parent 5f3bc77c52
commit 4b32cb4b10
10 changed files with 86 additions and 35 deletions
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3
libwvdrmengine/oemcrypto/include/OEMCryptoCENC.h
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@@ -1025,6 +1025,9 @@ OEMCryptoResult OEMCrypto_GenerateNonce(OEMCrypto_SESSION session,
* Refer to the Signing Messages Sent to a Server section above for more
* details about the signature algorithm.
*
* Starting in OEMCrypto v19, the |message| buffer must be hashed using SHA512
* before signing.
*
* NOTE: if signature pointer is null and/or input signature_length is zero,
* this function returns OEMCrypto_ERROR_SHORT_BUFFER and sets output
* signature_length to the size needed to receive the output signature.