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Parse OCSP ResponseType OID

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Parse the OCSP ResponseType OID contained in the ResponseBytes.
This commit is contained in:
Andres Amaya Garcia
2017-08-24 17:24:42 +01:00
committed by Andres Amaya Garcia
parent cd5d0aaa59
commit f4d32f695f
2 changed files with 20 additions and 1 deletions
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3
include/mbedtls/x509_ocsp.h
View File

@@ -36,7 +36,8 @@
#include <stdint.h>
#define MBEDTLS_ERR_X509_OCSP_INVALID_RESPONSE_STATUS -0x9010 /**< The OCSP response status is invalid */
#define MBEDTLS_ERR_X509_OCSP_INVALID_RESPONSE_STATUS -0x2A00 /**< The OCSP response status is invalid */
#define MBEDTLS_ERR_X509_OCSP_INVALID_RESPONSE_TYPE -0x2A10 /**< The OCSP response type is invalid */
/* OCSP response status values as defined in RFC 6960 Section 4.2.1 */
#define MBEDTLS_X509_OCSP_RESPONSE_STATUS_SUCCESSFUL 0

18
library/x509_ocsp.c
View File

@@ -92,6 +92,24 @@ static int x509_ocsp_get_response_type( unsigned char **p,
const unsigned char *end,
mbedtls_x509_buf *resp_type )
{
int ret;
size_t len;
if( ( ret = mbedtls_asn1_get_tag( p, end, &len, MBEDTLS_ASN1_OID ) ) != 0 )
return( MBEDTLS_ERR_X509_INVALID_FORMAT + ret );
resp_type->tag = MBEDTLS_ASN1_OID;
resp_type->len = len;
resp_type->p = *p;
if( MBEDTLS_OID_CMP( MBEDTLS_OID_OCSP, resp_type ) != 0 &&
MBEDTLS_OID_CMP( MBEDTLS_OID_OCSP_BASIC, resp_type ) != 0 )
{
return( MBEDTLS_ERR_X509_OCSP_INVALID_RESPONSE_TYPE );
}
*p = *p + len;
return( 0 );
}