--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/include/X11/Xdmcp.h	Tue Mar 18 17:55:14 2025 -0400
@@ -0,0 +1,226 @@
+/*
+ * Copyright 1989 Network Computing Devices, Inc., Mountain View, California.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of N.C.D. not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  N.C.D. makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as is"
+ * without express or implied warranty.
+ *
+ */
+
+#ifndef _XDMCP_H_
+#define _XDMCP_H_
+
+#include <X11/Xmd.h>
+
+#include <X11/Xfuncproto.h>
+
+_XFUNCPROTOBEGIN
+
+#define XDM_PROTOCOL_VERSION	1
+#define XDM_UDP_PORT		177
+
+/* IANA has assigned FF0X:0:0:0:0:0:0:12B as the permanently assigned
+ * multicast addresses for XDMCP, where X in the prefix may be replaced
+ * by any valid scope identifier, such as 1 for Node-Local, 2 for Link-Local,
+ * 5 for Site-Local, and so on.  We set the default here to the Link-Local
+ * version to most closely match the old IPv4 subnet broadcast behavior.
+ * Both xdm and X -query allow specifying a different address if a different
+ * scope is defined.
+ */
+#define XDM_DEFAULT_MCAST_ADDR6	"ff02:0:0:0:0:0:0:12b"
+
+#define XDM_MAX_MSGLEN		8192
+#define XDM_MIN_RTX		2
+#define XDM_MAX_RTX		32
+#define XDM_RTX_LIMIT		7
+#define XDM_KA_RTX_LIMIT	4
+#define XDM_DEF_DORMANCY	(3 * 60)	/* 3 minutes */
+#define XDM_MAX_DORMANCY	(24 * 60 * 60)	/* 24 hours */
+
+typedef enum {
+    BROADCAST_QUERY = 1, QUERY, INDIRECT_QUERY, FORWARD_QUERY,
+    WILLING, UNWILLING, REQUEST, ACCEPT, DECLINE, MANAGE, REFUSE,
+    FAILED, KEEPALIVE, ALIVE
+} xdmOpCode;
+
+typedef enum {
+    XDM_QUERY, XDM_BROADCAST, XDM_INDIRECT, XDM_COLLECT_QUERY,
+    XDM_COLLECT_BROADCAST_QUERY, XDM_COLLECT_INDIRECT_QUERY,
+    XDM_START_CONNECTION, XDM_AWAIT_REQUEST_RESPONSE,
+    XDM_AWAIT_MANAGE_RESPONSE, XDM_MANAGE, XDM_RUN_SESSION, XDM_OFF,
+    XDM_AWAIT_USER_INPUT, XDM_KEEPALIVE, XDM_AWAIT_ALIVE_RESPONSE,
+#if defined(IPv6) && defined(AF_INET6)
+    XDM_MULTICAST, XDM_COLLECT_MULTICAST_QUERY,
+#endif
+    XDM_KEEP_ME_LAST
+} xdmcp_states;
+
+#ifdef NOTDEF
+/* table of hosts */
+
+#define XDM_MAX_STR_LEN 21
+#define XDM_MAX_HOSTS 20
+struct xdm_host_table {
+  struct sockaddr_in sockaddr;
+  char name[XDM_MAX_STR_LEN];
+  char status[XDM_MAX_STR_LEN];
+};
+#endif /* NOTDEF */
+
+typedef CARD8	*CARD8Ptr;
+typedef CARD16	*CARD16Ptr;
+typedef CARD32	*CARD32Ptr;
+
+typedef struct _ARRAY8 {
+    CARD16	length;
+    CARD8Ptr	data;
+} ARRAY8, *ARRAY8Ptr;
+
+typedef struct _ARRAY16 {
+    CARD8	length;
+    CARD16Ptr	data;
+} ARRAY16, *ARRAY16Ptr;
+
+typedef struct _ARRAY32 {
+    CARD8	length;
+    CARD32Ptr	data;
+} ARRAY32, *ARRAY32Ptr;
+
+typedef struct _ARRAYofARRAY8 {
+    CARD8	length;
+    ARRAY8Ptr	data;
+} ARRAYofARRAY8, *ARRAYofARRAY8Ptr;
+
+typedef struct _XdmcpHeader {
+    CARD16  version, opcode, length;
+} XdmcpHeader, *XdmcpHeaderPtr;
+
+typedef struct _XdmcpBuffer {
+    BYTE    *data;
+    int	    size;		/* size of buffer pointed by to data */
+    int	    pointer;		/* current index into data */
+    int	    count;		/* bytes read from network into data */
+} XdmcpBuffer, *XdmcpBufferPtr;
+
+typedef struct _XdmAuthKey {
+    BYTE    data[8];
+} XdmAuthKeyRec, *XdmAuthKeyPtr;
+
+
+/* implementation-independent network address structure.
+   Equiv to sockaddr* for sockets. */
+
+typedef char *XdmcpNetaddr;
+
+#ifndef __has_attribute
+# define __has_attribute(x) 0  /* Compatibility with older compilers */
+#endif
+
+#if __has_attribute(access)
+# define XDM_ACCESS_ATTRIBUTE(X) __attribute__((access X))
+#else
+# define XDM_ACCESS_ATTRIBUTE(X)
+#endif
+
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpWriteARRAY16(XdmcpBufferPtr buffer, const ARRAY16Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpWriteARRAY32(XdmcpBufferPtr buffer, const ARRAY32Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpWriteARRAY8(XdmcpBufferPtr buffer, const ARRAY8Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpWriteARRAYofARRAY8(XdmcpBufferPtr buffer, const ARRAYofARRAY8Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpWriteCARD16(XdmcpBufferPtr buffer, unsigned value);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpWriteCARD32(XdmcpBufferPtr buffer, unsigned value);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpWriteCARD8(XdmcpBufferPtr buffer, unsigned value);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpWriteHeader(XdmcpBufferPtr  buffer, const XdmcpHeaderPtr  header);
+
+XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpFlush(int fd, XdmcpBufferPtr buffer, XdmcpNetaddr to, int tolen);
+
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadARRAY16(XdmcpBufferPtr buffer, ARRAY16Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadARRAY32(XdmcpBufferPtr buffer, ARRAY32Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadARRAY8(XdmcpBufferPtr buffer, ARRAY8Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadARRAYofARRAY8(XdmcpBufferPtr buffer, ARRAYofARRAY8Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadCARD16(XdmcpBufferPtr buffer, CARD16Ptr valuep);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadCARD32(XdmcpBufferPtr buffer, CARD32Ptr valuep);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadCARD8(XdmcpBufferPtr buffer, CARD8Ptr valuep);
+XDM_ACCESS_ATTRIBUTE((read_write, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpReadHeader(XdmcpBufferPtr buffer, XdmcpHeaderPtr header);
+
+XDM_ACCESS_ATTRIBUTE((read_write, 2))
+extern int XdmcpFill(int fd, XdmcpBufferPtr buffer, XdmcpNetaddr from, int *fromlen);
+
+XDM_ACCESS_ATTRIBUTE((read_only, 1))
+extern int XdmcpReadRemaining(const XdmcpBufferPtr buffer);
+
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern void XdmcpDisposeARRAY8(ARRAY8Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern void XdmcpDisposeARRAY16(ARRAY16Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern void XdmcpDisposeARRAY32(ARRAY32Ptr array);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern void XdmcpDisposeARRAYofARRAY8(ARRAYofARRAY8Ptr array);
+
+XDM_ACCESS_ATTRIBUTE((read_only, 1)) XDM_ACCESS_ATTRIBUTE((write_only, 2))
+extern int XdmcpCopyARRAY8(const ARRAY8Ptr src, ARRAY8Ptr dst);
+
+XDM_ACCESS_ATTRIBUTE((read_only, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpARRAY8Equal(const ARRAY8Ptr array1, const ARRAY8Ptr array2);
+
+XDM_ACCESS_ATTRIBUTE((write_only, 1))
+extern void XdmcpGenerateKey (XdmAuthKeyPtr key);
+extern void XdmcpIncrementKey (XdmAuthKeyPtr key);
+extern void XdmcpDecrementKey (XdmAuthKeyPtr key);
+#ifdef HASXDMAUTH
+extern void XdmcpWrap(unsigned char *input, unsigned char *wrapper, unsigned char *output, int bytes);
+extern void XdmcpUnwrap(unsigned char *input, unsigned char *wrapper, unsigned char *output, int bytes);
+#endif
+
+#ifndef TRUE
+#define TRUE	1
+#define FALSE	0
+#endif
+
+XDM_ACCESS_ATTRIBUTE((read_only, 1)) XDM_ACCESS_ATTRIBUTE((read_only, 2))
+extern int XdmcpCompareKeys (const XdmAuthKeyPtr a, const XdmAuthKeyPtr b);
+
+XDM_ACCESS_ATTRIBUTE((write_only, 1))
+extern int XdmcpAllocARRAY16 (ARRAY16Ptr array, int length);
+XDM_ACCESS_ATTRIBUTE((write_only, 1))
+extern int XdmcpAllocARRAY32 (ARRAY32Ptr array, int length);
+XDM_ACCESS_ATTRIBUTE((write_only, 1))
+extern int XdmcpAllocARRAY8 (ARRAY8Ptr array, int length);
+XDM_ACCESS_ATTRIBUTE((write_only, 1))
+extern int XdmcpAllocARRAYofARRAY8 (ARRAYofARRAY8Ptr array, int length);
+
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpReallocARRAY16 (ARRAY16Ptr array, int length);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpReallocARRAY32 (ARRAY32Ptr array, int length);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpReallocARRAY8 (ARRAY8Ptr array, int length);
+XDM_ACCESS_ATTRIBUTE((read_write, 1))
+extern int XdmcpReallocARRAYofARRAY8 (ARRAYofARRAY8Ptr array, int length);
+
+_XFUNCPROTOEND
+
+#endif /* _XDMCP_H_ */