Export scheme_to_mechanism conversion function

src/libstrongswan/plugins/pkcs11/pkcs11_private_key.c

@@ -87,9 +87,9 @@ METHOD(private_key_t, get_keysize, size_t,
 }
 
 /**
- * Get the Cryptoki mechanism for a signature scheme
+ * See header.
  */
-static CK_MECHANISM_PTR scheme_to_mechanism(signature_scheme_t scheme)
+CK_MECHANISM_PTR pkcs11_scheme_to_mechanism(signature_scheme_t scheme)
 {
 	static struct {
 		signature_scheme_t scheme;
@@ -159,7 +159,7 @@ METHOD(private_key_t, sign, bool,
 	CK_ULONG len;
 	CK_RV rv;
 
-	mechanism = scheme_to_mechanism(scheme);
+	mechanism = pkcs11_scheme_to_mechanism(scheme);
 	if (!mechanism)
 	{
 		DBG1(DBG_LIB, "signature scheme %N not supported",

src/libstrongswan/plugins/pkcs11/pkcs11_private_key.h

@@ -26,6 +26,8 @@ typedef struct pkcs11_private_key_t pkcs11_private_key_t;
 #include <credentials/builder.h>
 #include <credentials/keys/private_key.h>
 
+#include "pkcs11.h"
+
 /**
  * Private Key implementation on top of PKCS#11.
  */
@@ -48,4 +50,9 @@ struct pkcs11_private_key_t {
  */
 pkcs11_private_key_t *pkcs11_private_key_connect(key_type_t type, va_list args);
 
+/**
+ * Get the Cryptoki mechanism for a signature scheme.
+ */
+CK_MECHANISM_PTR pkcs11_scheme_to_mechanism(signature_scheme_t scheme);
+
 #endif /** PKCS11_PRIVATE_KEY_H_ @}*/