sync code with last improvements from OpenBSD

lib/libICE/include/X11/ICE/ICEutil.h

@@ -0,0 +1,124 @@
+/******************************************************************************
+
+
+Copyright 1993, 1998  The Open Group
+
+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 appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+Author: Ralph Mor, X Consortium
+******************************************************************************/
+
+#ifndef _ICEUTIL_H_
+#define _ICEUTIL_H_
+
+#include <X11/Xfuncproto.h>
+
+#include <stdio.h>
+
+_XFUNCPROTOBEGIN
+
+/*
+ * Data structure for entry in ICE authority file
+ */
+
+typedef struct {
+    char    	    *protocol_name;
+    unsigned short  protocol_data_length;
+    char   	    *protocol_data;
+    char    	    *network_id;
+    char    	    *auth_name;
+    unsigned short  auth_data_length;
+    char   	    *auth_data;
+} IceAuthFileEntry;
+
+
+/*
+ * Authentication data maintained in memory.
+ */
+
+typedef struct {
+    char    	    *protocol_name;
+    char	    *network_id;
+    char    	    *auth_name;
+    unsigned short  auth_data_length;
+    char   	    *auth_data;
+} IceAuthDataEntry;
+
+
+/*
+ * Return values from IceLockAuthFile
+ */
+
+#define IceAuthLockSuccess	0   /* lock succeeded */
+#define IceAuthLockError	1   /* lock unexpectedly failed, check errno */
+#define IceAuthLockTimeout	2   /* lock failed, timeouts expired */
+
+
+/*
+ * Function Prototypes
+ */
+
+extern char *IceAuthFileName (
+    void
+);
+
+extern int IceLockAuthFile (
+    const char *	/* file_name */,
+    int			/* retries */,
+    int			/* timeout */,
+    long		/* dead */
+);
+
+extern void IceUnlockAuthFile (
+    const char *	/* file_name */
+);
+
+extern IceAuthFileEntry *IceReadAuthFileEntry (
+    FILE *		/* auth_file */
+);
+
+extern void IceFreeAuthFileEntry (
+    IceAuthFileEntry *	/* auth */
+);
+
+extern Status IceWriteAuthFileEntry (
+    FILE *		/* auth_file */,
+    IceAuthFileEntry *	/* auth */
+);
+
+extern IceAuthFileEntry *IceGetAuthFileEntry (
+    const char *	/* protocol_name */,
+    const char *	/* network_id */,
+    const char *	/* auth_name */
+);
+
+extern char *IceGenerateMagicCookie (
+    int			/* len */
+);
+
+extern void IceSetPaAuthData (
+    int			/* numEntries */,
+    IceAuthDataEntry *	/* entries */
+);
+
+_XFUNCPROTOEND
+
+#endif /* _ICEUTIL_H_ */