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Add alternate RSA signing

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From the Widevine CDM repository:
https://widevine-internal-review.googlesource.com/#/c/9183/

This adds unit tests for RSA signing with  PKCS1 block type 1. It also
adds a reference implementation.  This is part of OEMCrypto v9.

Change-Id: I2a40dbff65f6e09d75f16ae048499512f60c168d
This commit is contained in:
Fred Gylys-Colwell
2014-03-14 16:40:17 -07:00
parent 71e9cacfe2
commit 80e9ea9cb0
4 changed files with 1376 additions and 115 deletions
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13
libwvdrmengine/oemcrypto/mock/src/oemcrypto_mock.cpp
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@@ -928,15 +928,11 @@ OEMCryptoResult OEMCrypto_GenerateRSASignature(OEMCrypto_SESSION session,
return OEMCrypto_ERROR_INVALID_CONTEXT;
}
if (padding_scheme != kSign_RSASSA_PSS) {
LOGE("[OEMCrypto_GenerateRSASignature(): OEMCrypto_ERROR_NOT_IMPLEMENTED]");
return OEMCrypto_ERROR_NOT_IMPLEMENTED;
}
if (session_ctx->GenerateRSASignature(message,
message_length,
signature,
signature_length)) {
signature_length,
padding_scheme)) {
if (trace_all_calls) {
dump_hex("signature", signature, *signature_length);
}
@@ -971,6 +967,11 @@ OEMCryptoResult OEMCrypto_DeriveKeysFromSessionKey(
return OEMCrypto_ERROR_INVALID_SESSION;
}
if (session_ctx->allowed_schemes() != kSign_RSASSA_PSS) {
LOGE("[OEMCrypto_GenerateDerivedKeys(): x509 key used to derive keys]");
return OEMCrypto_ERROR_INVALID_RSA_KEY;
}
const std::vector<uint8_t> ssn_key_str(enc_session_key,
enc_session_key + enc_session_key_length);
const std::vector<uint8_t> mac_ctx_str(mac_key_context,