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Implement Originality Signature Check in 'hf mfu info'

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* add support for elliptic curve 'secp128r1' to mbedtls library
* change ecdsa_signature_verify() to allow different curves, signature lengths, and skipping hash
* add another public key for Mifare Ultralight EV1
This commit is contained in:
pwpiwi 2019-08-01 10:53:26 -04:00 • committed by GitHub
commit 3a5ffba7c1
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GPG key ID: 4AEE18F83AFDEB23
13 changed files with 278 additions and 165 deletions
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2
common/mbedtls/ecdsa.c
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@ -291,7 +291,7 @@ cleanup:
/*
* Convert a signature (given by context) to ASN.1
*/
static int ecdsa_signature_to_asn1( const mbedtls_mpi *r, const mbedtls_mpi *s,
int ecdsa_signature_to_asn1( const mbedtls_mpi *r, const mbedtls_mpi *s,
unsigned char *sig, size_t *slen )
{
int ret;