Defines around module-dependent OIDs
diff --git a/include/polarssl/oid.h b/include/polarssl/oid.h
index 27a3cce..e63c169 100644
--- a/include/polarssl/oid.h
+++ b/include/polarssl/oid.h
@@ -28,11 +28,21 @@
#define POLARSSL_OID_H
#include <string.h>
+#include "config.h"
#include "asn1.h"
-#include "cipher.h"
-#include "md.h"
#include "pk.h"
+
+#if defined(POLARSSL_CIPHER_C)
+#include "cipher.h"
+#endif
+
+#if defined(POLARSSL_MD_C)
+#include "md.h"
+#endif
+
+#if defined(POLARSSL_X509_PARSE_C)
#include "x509.h"
+#endif
#define POLARSSL_ERR_OID_NOT_FOUND -0x002E /**< OID is not found. */
@@ -283,6 +293,7 @@
*/
int oid_get_pk_alg( const asn1_buf *oid, pk_type_t *pk_alg );
+#if defined(POLARSSL_MD_C)
/**
* \brief Translate SignatureAlgorithm OID into md_type and pk_type
*
@@ -326,6 +337,7 @@
* \return 0 if successful, or POLARSSL_ERR_OID_NOT_FOUND
*/
int oid_get_md_alg( const asn1_buf *oid, md_type_t *md_alg );
+#endif /* POLARSSL_MD_C */
/**
* \brief Translate Extended Key Usage OID into description
@@ -347,6 +359,7 @@
*/
int oid_get_oid_by_md( md_type_t md_alg, const char **oid_str );
+#if defined(POLARSSL_CIPHER_C)
/**
* \brief Translate encryption algorithm OID into cipher_type
*
@@ -356,6 +369,7 @@
* \return 0 if successful, or POLARSSL_ERR_OID_NOT_FOUND
*/
int oid_get_cipher_alg( const asn1_buf *oid, cipher_type_t *cipher_alg );
+#endif /* POLARSSL_CIPHER_C */
#if defined(POLARSSL_PKCS12_C)
/**