1 files changed, 114 insertions, 0 deletions
diff --git a/src/lib/gssapi/mechglue/g_unwrap_iov.c b/src/lib/gssapi/mechglue/g_unwrap_iov.c
new file mode 100644
index 0000000000..ebef1a70a3
--- /dev/null
+++ b/src/lib/gssapi/mechglue/g_unwrap_iov.c
@@ -0,0 +1,114 @@
+/* #pragma ident	"@(#)g_seal.c	1.19	98/04/21 SMI" */
+
+/*
+ * Copyright 1996 by Sun Microsystems, Inc.
+ * 
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appears in all copies and
+ * that both that copyright notice and this permission notice appear in
+ * supporting documentation, and that the name of Sun Microsystems not be used
+ * in advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission. Sun Microsystems makes no
+ * representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ * 
+ * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+ * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ *  glue routine for gss_unwrap_iov
+ */
+
+#include "mglueP.h"
+
+static OM_uint32
+val_unwrap_iov_args(
+    OM_uint32 *minor_status,
+    gss_ctx_id_t context_handle,
+    int *conf_state,
+    gss_qop_t *qop_state,
+    gss_iov_buffer_desc *iov,
+    int iov_count)
+{
+
+    /* Initialize outputs. */
+
+    if (minor_status != NULL)
+	*minor_status = 0;
+
+    /* Validate arguments. */
+
+    if (minor_status == NULL)
+	return (GSS_S_CALL_INACCESSIBLE_WRITE);
+
+    if (context_handle == GSS_C_NO_CONTEXT)
+	return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
+
+    if (iov == GSS_C_NO_IOV_BUFFER)
+	return (GSS_S_CALL_INACCESSIBLE_READ);
+
+    return (GSS_S_COMPLETE);
+}
+
+
+OM_uint32 KRB5_CALLCONV
+gss_unwrap_iov (minor_status,
+                context_handle,
+                conf_state,
+                qop_state,
+                iov,
+                iov_count)
+OM_uint32 *		minor_status;
+gss_ctx_id_t		context_handle;
+int *			conf_state;
+gss_qop_t		*qop_state;
+gss_iov_buffer_desc  *	iov;
+int			iov_count;
+{
+ /* EXPORT DELETE START */
+
+    OM_uint32		status;
+    gss_union_ctx_id_t	ctx;
+    gss_mechanism	mech;
+
+    status = val_unwrap_iov_args(minor_status, context_handle,
+				 conf_state, qop_state, iov, iov_count);
+    if (status != GSS_S_COMPLETE)
+	return (status);
+
+    /*
+     * select the approprate underlying mechanism routine and
+     * call it.
+     */
+    
+    ctx = (gss_union_ctx_id_t) context_handle;
+    mech = gssint_get_mechanism (ctx->mech_type);
+    
+    if (mech) {
+	if (mech->gss_unwrap_iov) {
+	    status = mech->gss_unwrap_iov(
+				 	  minor_status,
+					  ctx->internal_ctx_id,
+					  conf_state,
+					  qop_state,
+					  iov,
+					  iov_count);
+	    if (status != GSS_S_COMPLETE)
+		map_error(minor_status, mech);
+	} else
+	    status = GSS_S_UNAVAILABLE;
+	
+	return(status);
+    }
+ /* EXPORT DELETE END */
+ 
+    return (GSS_S_BAD_MECH);
+}
+