From 046997bc17dd848c563a8f5dbb8c23372f1c0956 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Sat, 27 May 2006 10:59:13 +0000
Subject: [PATCH] Add release function for certifiates so backend knowns when
 its no longer used.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@17589 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/hx509/cert.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/lib/hx509/cert.c b/lib/hx509/cert.c
index 72cb857a8..0676c3b7f 100644
--- a/lib/hx509/cert.c
+++ b/lib/hx509/cert.c
@@ -59,6 +59,8 @@ struct hx509_cert_data {
     hx509_private_key private_key;
     struct _hx509_cert_attrs attrs;
     hx509_name basename;
+    _hx509_cert_release_func release;
+    void *ctx;
 };
 
 typedef struct hx509_name_constraints {
@@ -195,6 +197,8 @@ hx509_cert_init(hx509_context context, const Certificate *c, hx509_cert *cert)
     (*cert)->attrs.val = NULL;
     (*cert)->private_key = NULL;
     (*cert)->basename = NULL;
+    (*cert)->release = NULL;
+    (*cert)->ctx = NULL;
 
     (*cert)->data = malloc(sizeof(*(*cert)->data));
     if ((*cert)->data == NULL) {
@@ -210,6 +214,16 @@ hx509_cert_init(hx509_context context, const Certificate *c, hx509_cert *cert)
     return ret;
 }
 
+void
+_hx509_cert_set_release(hx509_cert cert, 
+			_hx509_cert_release_func release,
+			void *ctx)
+{
+    cert->release = release;
+    cert->ctx = ctx;
+}
+
+
 /* Doesn't make a copy of `private_key'. */
 
 int
@@ -234,6 +248,9 @@ hx509_cert_free(hx509_cert cert)
     if (--cert->ref > 0)
 	return;
 
+    if (cert->release)
+	(cert->release)(cert, cert->ctx);
+
     if (cert->private_key)
 	_hx509_free_private_key(&cert->private_key);