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/* $Xorg: Xdmcp.h,v 1.7 2001/04/13 14:43:00 steve Exp $ */
/*
* 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.
*
*/
/* $XFree86: xc/lib/Xdmcp/Xdmcp.h,v 3.6 2001/12/19 21:37:31 dawes Exp $ */
#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
#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
} 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 and netbuf* for STREAMS. */
typedef char *XdmcpNetaddr;
extern int XdmcpWriteARRAY16(XdmcpBufferPtr buffer, ARRAY16Ptr array);
extern int XdmcpWriteARRAY32(XdmcpBufferPtr buffer, ARRAY32Ptr array);
extern int XdmcpWriteARRAY8(XdmcpBufferPtr buffer, ARRAY8Ptr array);
extern int XdmcpWriteARRAYofARRAY8(XdmcpBufferPtr buffer, ARRAYofARRAY8Ptr array);
extern int XdmcpWriteCARD16(XdmcpBufferPtr buffer, unsigned value);
extern int XdmcpWriteCARD32(XdmcpBufferPtr buffer, unsigned value);
extern int XdmcpWriteCARD8(XdmcpBufferPtr buffer, unsigned value);
extern int XdmcpWriteHeader(XdmcpBufferPtr buffer, XdmcpHeaderPtr header);
extern int XdmcpFlush(int fd, XdmcpBufferPtr buffer, XdmcpNetaddr to, int tolen);
extern int XdmcpReadARRAY16(XdmcpBufferPtr buffer, ARRAY16Ptr array);
extern int XdmcpReadARRAY32(XdmcpBufferPtr buffer, ARRAY32Ptr array);
extern int XdmcpReadARRAY8(XdmcpBufferPtr buffer, ARRAY8Ptr array);
extern int XdmcpReadARRAYofARRAY8(XdmcpBufferPtr buffer, ARRAYofARRAY8Ptr array);
extern int XdmcpReadCARD16(XdmcpBufferPtr buffer, CARD16Ptr valuep);
extern int XdmcpReadCARD32(XdmcpBufferPtr buffer, CARD32Ptr valuep);
extern int XdmcpReadCARD8(XdmcpBufferPtr buffer, CARD8Ptr valuep);
extern int XdmcpReadHeader(XdmcpBufferPtr buffer, XdmcpHeaderPtr header);
extern int XdmcpFill(int fd, XdmcpBufferPtr buffer, XdmcpNetaddr from, int *fromlen);
extern int XdmcpReadRemaining(XdmcpBufferPtr buffer);
extern void XdmcpDisposeARRAY8(ARRAY8Ptr array);
extern void XdmcpDisposeARRAY16(ARRAY16Ptr array);
extern void XdmcpDisposeARRAY32(ARRAY32Ptr array);
extern void XdmcpDisposeARRAYofARRAY8(ARRAYofARRAY8Ptr array);
extern int XdmcpCopyARRAY8(ARRAY8Ptr src, ARRAY8Ptr dst);
extern int XdmcpARRAY8Equal(ARRAY8Ptr array1, ARRAY8Ptr array2);
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
#if !defined(Xalloc) && !defined(xalloc) && !defined(Xrealloc)
extern void *Xalloc (unsigned long amount);
extern void *Xrealloc (void *old, unsigned long amount);
extern void Xfree(void *old);
#endif
extern int XdmcpCompareKeys (XdmAuthKeyPtr a, XdmAuthKeyPtr b);
extern int XdmcpAllocARRAY16 (ARRAY16Ptr array, int length);
extern int XdmcpAllocARRAY32 (ARRAY32Ptr array, int length);
extern int XdmcpAllocARRAY8 (ARRAY8Ptr array, int length);
extern int XdmcpAllocARRAYofARRAY8 (ARRAYofARRAY8Ptr array, int length);
extern int XdmcpReallocARRAY16 (ARRAY16Ptr array, int length);
extern int XdmcpReallocARRAY32 (ARRAY32Ptr array, int length);
extern int XdmcpReallocARRAY8 (ARRAY8Ptr array, int length);
extern int XdmcpReallocARRAYofARRAY8 (ARRAYofARRAY8Ptr array, int length);
_XFUNCPROTOEND
#endif /* _XDMCP_H_ */
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