16 lines
715 B
Plaintext
16 lines
715 B
Plaintext
################################################################################
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# Copyright 2018 Google LLC.
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#
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# This software is licensed under the terms defined in the Widevine Master
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# License Agreement. For a copy of this agreement, please contact
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# widevine-licensing@google.com.
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################################################################################
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from "common/crypto_util.h":
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namespace `widevine::crypto_util`:
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const `kSigningKeyLabel` as SIGNING_KEY_LABEL: bytes
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const `kSigningKeySizeBits` as SIGNING_KEY_SIZE_BITS: int
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def DeriveKey(key: bytes, label: bytes, context: bytes, size_bits: uint32_t) -> bytes
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def CreateSignatureHmacSha256(key: bytes, message: bytes) -> bytes
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