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TLS fix ecdsa fingerprint

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s-hadinger 2024-12-16 22:31:01 +01:00 committed by GitHub
parent 2c3785c1c6
commit 97b375fd57
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 3 additions and 4 deletions
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7
lib/lib_ssl/tls_mini/src/WiFiClientSecureLightBearSSL.cpp
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@ -815,10 +815,9 @@ extern "C" {
// The tag string doesn't really matter, but it should differ depending on // The tag string doesn't really matter, but it should differ depending on
// key type. For ECDSA it's a fixed string. // key type. For ECDSA it's a fixed string.
sha1_update_len(&shactx, "ecdsa", 5); // tag sha1_update_len(&shactx, "ecdsa", 5); // tag
int32_t curve = eckey.curve; int32_t curve = htonl(eckey.curve);
sha1_update_len(&shactx, &curve, 4); // curve id as int32 sha1_update_len(&shactx, &curve, 4); // curve id as int32be
sha1_update_len(&shactx, "curve", 5); // tag2 sha1_update_len(&shactx, eckey.q, eckey.qlen); // public point
sha1_update_len(&shactx, eckey.q, eckey.qlen); // exponent
} }
#endif #endif
else { else {