Merge branch 'master' of ssh://moonshot.suchdamage.org:822/srv/git/moonshot

[mech_eap.orig] / delete_sec_context.c

diff --git a/delete_sec_context.c b/delete_sec_context.c
index 3e0654b..4f11148 100644 (file)
--- a/delete_sec_context.c
+++ b/delete_sec_context.c
@@ -30,5 +30,52 @@
  * SUCH DAMAGE.
  */
 
+/*
+ * Release a context handle.
+ */
+
 #include "gssapiP_eap.h"
 
+OM_uint32
+gss_delete_sec_context(OM_uint32 *minor,
+                       gss_ctx_id_t *context_handle,
+                       gss_buffer_t output_token)
+{
+    OM_uint32 major;
+    gss_ctx_id_t ctx = *context_handle;
+
+    *minor = 0;
+
+    if (output_token != GSS_C_NO_BUFFER) {
+        output_token->length = 0;
+        output_token->value = NULL;
+    }
+
+    if (ctx == GSS_C_NO_CONTEXT)
+        return GSS_S_COMPLETE;
+
+    GSSEAP_MUTEX_LOCK(&ctx->mutex);
+
+    if (output_token != GSS_C_NO_BUFFER) {
+        gss_iov_buffer_desc iov[2];
+
+        iov[0].type = GSS_IOV_BUFFER_TYPE_DATA;
+        iov[0].buffer.value = NULL;
+        iov[0].buffer.length = 0;
+
+        iov[1].type = GSS_IOV_BUFFER_TYPE_HEADER | GSS_IOV_BUFFER_FLAG_ALLOCATE;
+        iov[1].buffer.value = NULL;
+        iov[1].buffer.length = 0;
+
+        major = gssEapWrapOrGetMIC(minor, ctx, FALSE, FALSE,
+                                   iov, 2, TOK_TYPE_DELETE_CONTEXT);
+        if (GSS_ERROR(major)) {
+            GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
+            return major;
+        }
+    }
+
+    GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
+
+    return gssEapReleaseContext(minor, context_handle);
+}