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Factor out some common code

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This commit is contained in:
Manuel Pégourié-Gonnard 2014-01-24 19:28:43 +01:00
parent 39868ee301
commit cf975a3857
6 changed files with 43 additions and 73 deletions
library
x509_crt.c

25
library/x509_crt.c
View file

@ -615,35 +615,16 @@ static int x509_crt_parse_der_core( x509_crt *crt, const unsigned char *buf,
return( POLARSSL_ERR_X509_UNKNOWN_VERSION );
}
if( ( ret = x509_get_sig_alg( &crt->sig_oid1, &crt->sig_md,
&crt->sig_pk ) ) != 0 )
if( ( ret = x509_get_sig_alg( &crt->sig_oid1, &sig_params,
&crt->sig_md, &crt->sig_pk ) ) != 0 )
{
x509_crt_free( crt );
return( ret );
}
#if defined(POLARSSL_RSASSA_PSS_CERTIFICATES)
if( crt->sig_pk == POLARSSL_PK_RSASSA_PSS )
{
int salt_len, trailer_field;
md_type_t mgf_md;
/* Make sure params are valid */
ret = x509_get_rsassa_pss_params( &sig_params,
&crt->sig_md, &mgf_md, &salt_len, &trailer_field );
if( ret != 0 )
return( ret );
memcpy( &crt->sig_params, &sig_params, sizeof( x509_buf ) );
}
else
memcpy( &crt->sig_params, &sig_params, sizeof( x509_buf ) );
#endif
{
/* Make sure parameters are absent or NULL */
if( ( sig_params.tag != ASN1_NULL && sig_params.tag != 0 ) ||
sig_params.len != 0 )
return( POLARSSL_ERR_X509_INVALID_ALG );
}
/*
* issuer Name