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Add raw public key buffer bounds to mbedtls_x509_crt struct

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This commit adds an ASN.1 buffer field `pk_raw` to `mbedtls_x509_crt`
which stores the bounds of the raw public key data within an X.509 CRT.

This will be useful in subsequent commits to extract the peer's public
key from its certificate chain.
This commit is contained in:
Hanno Becker
2019-02-06 16:13:41 +00:00
parent a887d1a5b6
commit 494dd7a6b4
2 changed files with 3 additions and 0 deletions
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2
library/x509_crt.c
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@ -996,11 +996,13 @@ static int x509_crt_parse_der_core( mbedtls_x509_crt *crt,
/*
* SubjectPublicKeyInfo
*/
crt->pk_raw.p = p;
if( ( ret = mbedtls_pk_parse_subpubkey( &p, end, &crt->pk ) ) != 0 )
{
mbedtls_x509_crt_free( crt );
return( ret );
}
crt->pk_raw.len = p - crt->pk_raw.p;
/*
* issuerUniqueID [1] IMPLICIT UniqueIdentifier OPTIONAL,