174                             mbedtls_asn1_buf *params )  in pk_get_ecparams()  argument
179     params->tag = **p;  in pk_get_ecparams()
180     if( params->tag != MBEDTLS_ASN1_OID  in pk_get_ecparams()
182             && params->tag != ( MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE )  in pk_get_ecparams()
190     if( ( ret = mbedtls_asn1_get_tag( p, end, &params->len, params->tag ) ) != 0 )  in pk_get_ecparams()
195     params->p = *p;  in pk_get_ecparams()
196     *p += params->len;  in pk_get_ecparams()
225 static int pk_group_from_specified( const mbedtls_asn1_buf *params, mbedtls_ecp_group *grp )  in pk_group_from_specified()  argument
228     unsigned char *p = params->p;  in pk_group_from_specified()
229     const unsigned char * const end = params->p + params->len;  in pk_group_from_specified()
414 static int pk_group_id_from_specified( const mbedtls_asn1_buf *params,  in pk_group_id_from_specified()  argument
422     if( ( ret = pk_group_from_specified( params, &grp ) ) != 0 )  in pk_group_id_from_specified()
442 static int pk_use_ecparams( const mbedtls_asn1_buf *params, mbedtls_ecp_group *grp )  in pk_use_ecparams()  argument
447     if( params->tag == MBEDTLS_ASN1_OID )  in pk_use_ecparams()
449         if( mbedtls_oid_get_ec_grp( params, &grp_id ) != 0 )  in pk_use_ecparams()
455         if( ( ret = pk_group_id_from_specified( params, &grp_id ) ) != 0 )  in pk_use_ecparams()
548                           mbedtls_pk_type_t *pk_alg, mbedtls_asn1_buf *params )  in pk_get_pk_alg()  argument
553     memset( params, 0, sizeof(mbedtls_asn1_buf) );  in pk_get_pk_alg()
555     if( ( ret = mbedtls_asn1_get_alg( p, end, &alg_oid, params ) ) != 0 )  in pk_get_pk_alg()
565             ( ( params->tag != MBEDTLS_ASN1_NULL && params->tag != 0 ) ||  in pk_get_pk_alg()
566                 params->len != 0 ) )  in pk_get_pk_alg()
730     mbedtls_asn1_buf params;  in pk_parse_key_sec1_der()  local
779             if( ( ret = pk_get_ecparams( &p, p + len, &params) ) != 0 ||  in pk_parse_key_sec1_der()
780                 ( ret = pk_use_ecparams( &params, &eck->grp )  ) != 0 )  in pk_parse_key_sec1_der()
855     mbedtls_asn1_buf params;  in pk_parse_key_pkcs8_unencrypted_der()  local
891     if( ( ret = pk_get_pk_alg( &p, end, &pk_alg, &params ) ) != 0 )  in pk_parse_key_pkcs8_unencrypted_der()
920         if( ( ret = pk_use_ecparams( &params, &mbedtls_pk_ec( *pk )->grp ) ) != 0 ||  in pk_parse_key_pkcs8_unencrypted_der()