[openssh.git] / ssh1.h

/*
 * Author: Tatu Ylonen <ylo@cs.hut.fi>
 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
 *                    All rights reserved
 *
 * As far as I am concerned, the code I have written for this software
 * can be used freely for any purpose.  Any derived versions of this
 * software must be clearly marked as such, and if the derived work is
 * incompatible with the protocol description in the RFC file, it must be
 * called by a name other than "ssh" or "Secure Shell".
 */

/*
 * Definition of message types.  New values can be added, but old values
 * should not be removed or without careful consideration of the consequences
 * for compatibility.  The maximum value is 254; value 255 is reserved for
 * future extension.
 */
/* Message name */			/* msg code */	/* arguments */
#define SSH_MSG_NONE				0	/* no message */
#define SSH_MSG_DISCONNECT			1	/* cause (string) */
#define SSH_SMSG_PUBLIC_KEY			2	/* ck,msk,srvk,hostk */
#define SSH_CMSG_SESSION_KEY			3	/* key (BIGNUM) */
#define SSH_CMSG_USER				4	/* user (string) */
#define SSH_CMSG_AUTH_RHOSTS			5	/* user (string) */
#define SSH_CMSG_AUTH_RSA			6	/* modulus (BIGNUM) */
#define SSH_SMSG_AUTH_RSA_CHALLENGE		7	/* int (BIGNUM) */
#define SSH_CMSG_AUTH_RSA_RESPONSE		8	/* int (BIGNUM) */
#define SSH_CMSG_AUTH_PASSWORD			9	/* pass (string) */
#define SSH_CMSG_REQUEST_PTY		        10	/* TERM, tty modes */
#define SSH_CMSG_WINDOW_SIZE		        11	/* row,col,xpix,ypix */
#define SSH_CMSG_EXEC_SHELL			12	/* */
#define SSH_CMSG_EXEC_CMD			13	/* cmd (string) */
#define SSH_SMSG_SUCCESS			14	/* */
#define SSH_SMSG_FAILURE			15	/* */
#define SSH_CMSG_STDIN_DATA			16	/* data (string) */
#define SSH_SMSG_STDOUT_DATA			17	/* data (string) */
#define SSH_SMSG_STDERR_DATA			18	/* data (string) */
#define SSH_CMSG_EOF				19	/* */
#define SSH_SMSG_EXITSTATUS			20	/* status (int) */
#define SSH_MSG_CHANNEL_OPEN_CONFIRMATION	21	/* channel (int) */
#define SSH_MSG_CHANNEL_OPEN_FAILURE		22	/* channel (int) */
#define SSH_MSG_CHANNEL_DATA			23	/* ch,data (int,str) */
#define SSH_MSG_CHANNEL_CLOSE			24	/* channel (int) */
#define SSH_MSG_CHANNEL_CLOSE_CONFIRMATION	25	/* channel (int) */
/*      SSH_CMSG_X11_REQUEST_FORWARDING         26         OBSOLETE */
#define SSH_SMSG_X11_OPEN			27	/* channel (int) */
#define SSH_CMSG_PORT_FORWARD_REQUEST		28	/* p,host,hp (i,s,i) */
#define SSH_MSG_PORT_OPEN			29	/* ch,h,p (i,s,i) */
#define SSH_CMSG_AGENT_REQUEST_FORWARDING	30	/* */
#define SSH_SMSG_AGENT_OPEN			31	/* port (int) */
#define SSH_MSG_IGNORE				32	/* string */
#define SSH_CMSG_EXIT_CONFIRMATION		33	/* */
#define SSH_CMSG_X11_REQUEST_FORWARDING		34	/* proto,data (s,s) */
#define SSH_CMSG_AUTH_RHOSTS_RSA		35	/* user,mod (s,mpi) */
#define SSH_MSG_DEBUG				36	/* string */
#define SSH_CMSG_REQUEST_COMPRESSION		37	/* level 1-9 (int) */
#define SSH_CMSG_MAX_PACKET_SIZE		38	/* size 4k-1024k (int) */
#define SSH_CMSG_AUTH_TIS			39	/* we use this for s/key */
#define SSH_SMSG_AUTH_TIS_CHALLENGE		40	/* challenge (string) */
#define SSH_CMSG_AUTH_TIS_RESPONSE		41	/* response (string) */
#define SSH_CMSG_AUTH_KERBEROS			42	/* (KTEXT) */
#define SSH_SMSG_AUTH_KERBEROS_RESPONSE		43	/* (KTEXT) */
#define SSH_CMSG_HAVE_KERBEROS_TGT		44	/* credentials (s) */
#define SSH_CMSG_HAVE_AFS_TOKEN			65	/* token (s) */

/*
 * Authentication methods.  New types can be added, but old types should not
 * be removed for compatibility.  The maximum allowed value is 31.
 */
#define SSH_AUTH_RHOSTS		1
#define SSH_AUTH_RSA		2
#define SSH_AUTH_PASSWORD	3
#define SSH_AUTH_RHOSTS_RSA	4
#define SSH_AUTH_TIS		5
#define SSH_AUTH_KERBEROS	6
#define SSH_PASS_KERBEROS_TGT	7
				/* 8 to 15 are reserved */
#define SSH_PASS_AFS_TOKEN	21

/* Protocol flags.  These are bit masks. */
#define SSH_PROTOFLAG_SCREEN_NUMBER	1	/* X11 forwarding includes screen */
#define SSH_PROTOFLAG_HOST_IN_FWD_OPEN	2	/* forwarding opens contain host */
Commit	Line	Data
42f11eb2	1	/*
	2	* Author: Tatu Ylonen <ylo@cs.hut.fi>
	3	* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
	4	* All rights reserved
	5	*
	6	* As far as I am concerned, the code I have written for this software
	7	* can be used freely for any purpose. Any derived versions of this
	8	* software must be clearly marked as such, and if the derived work is
	9	* incompatible with the protocol description in the RFC file, it must be
	10	* called by a name other than "ssh" or "Secure Shell".
	11	*/
	12
	13	/*
	14	* Definition of message types. New values can be added, but old values
	15	* should not be removed or without careful consideration of the consequences
	16	* for compatibility. The maximum value is 254; value 255 is reserved for
	17	* future extension.
	18	*/
	19	/* Message name / / msg code / / arguments */
	20	#define SSH_MSG_NONE 0 /* no message */
	21	#define SSH_MSG_DISCONNECT 1 /* cause (string) */
	22	#define SSH_SMSG_PUBLIC_KEY 2 /* ck,msk,srvk,hostk */
	23	#define SSH_CMSG_SESSION_KEY 3 /* key (BIGNUM) */
	24	#define SSH_CMSG_USER 4 /* user (string) */
	25	#define SSH_CMSG_AUTH_RHOSTS 5 /* user (string) */
	26	#define SSH_CMSG_AUTH_RSA 6 /* modulus (BIGNUM) */
	27	#define SSH_SMSG_AUTH_RSA_CHALLENGE 7 /* int (BIGNUM) */
	28	#define SSH_CMSG_AUTH_RSA_RESPONSE 8 /* int (BIGNUM) */
	29	#define SSH_CMSG_AUTH_PASSWORD 9 /* pass (string) */
	30	#define SSH_CMSG_REQUEST_PTY 10 /* TERM, tty modes */
	31	#define SSH_CMSG_WINDOW_SIZE 11 /* row,col,xpix,ypix */
	32	#define SSH_CMSG_EXEC_SHELL 12 /* */
	33	#define SSH_CMSG_EXEC_CMD 13 /* cmd (string) */
	34	#define SSH_SMSG_SUCCESS 14 /* */
	35	#define SSH_SMSG_FAILURE 15 /* */
	36	#define SSH_CMSG_STDIN_DATA 16 /* data (string) */
	37	#define SSH_SMSG_STDOUT_DATA 17 /* data (string) */
	38	#define SSH_SMSG_STDERR_DATA 18 /* data (string) */
	39	#define SSH_CMSG_EOF 19 /* */
	40	#define SSH_SMSG_EXITSTATUS 20 /* status (int) */
	41	#define SSH_MSG_CHANNEL_OPEN_CONFIRMATION 21 /* channel (int) */
	42	#define SSH_MSG_CHANNEL_OPEN_FAILURE 22 /* channel (int) */
	43	#define SSH_MSG_CHANNEL_DATA 23 /* ch,data (int,str) */
	44	#define SSH_MSG_CHANNEL_CLOSE 24 /* channel (int) */
	45	#define SSH_MSG_CHANNEL_CLOSE_CONFIRMATION 25 /* channel (int) */
	46	/* SSH_CMSG_X11_REQUEST_FORWARDING 26 OBSOLETE */
	47	#define SSH_SMSG_X11_OPEN 27 /* channel (int) */
	48	#define SSH_CMSG_PORT_FORWARD_REQUEST 28 /* p,host,hp (i,s,i) */
	49	#define SSH_MSG_PORT_OPEN 29 /* ch,h,p (i,s,i) */
	50	#define SSH_CMSG_AGENT_REQUEST_FORWARDING 30 /* */
	51	#define SSH_SMSG_AGENT_OPEN 31 /* port (int) */
	52	#define SSH_MSG_IGNORE 32 /* string */
	53	#define SSH_CMSG_EXIT_CONFIRMATION 33 /* */
	54	#define SSH_CMSG_X11_REQUEST_FORWARDING 34 /* proto,data (s,s) */
	55	#define SSH_CMSG_AUTH_RHOSTS_RSA 35 /* user,mod (s,mpi) */
	56	#define SSH_MSG_DEBUG 36 /* string */
	57	#define SSH_CMSG_REQUEST_COMPRESSION 37 /* level 1-9 (int) */
	58	#define SSH_CMSG_MAX_PACKET_SIZE 38 /* size 4k-1024k (int) */
	59	#define SSH_CMSG_AUTH_TIS 39 /* we use this for s/key */
	60	#define SSH_SMSG_AUTH_TIS_CHALLENGE 40 /* challenge (string) */
	61	#define SSH_CMSG_AUTH_TIS_RESPONSE 41 /* response (string) */
	62	#define SSH_CMSG_AUTH_KERBEROS 42 /* (KTEXT) */
	63	#define SSH_SMSG_AUTH_KERBEROS_RESPONSE 43 /* (KTEXT) */
	64	#define SSH_CMSG_HAVE_KERBEROS_TGT 44 /* credentials (s) */
65	#define SSH_CMSG_HAVE_AFS_TOKEN 65 /* token (s) */
66
67	/*
68	* Authentication methods. New types can be added, but old types should not
69	* be removed for compatibility. The maximum allowed value is 31.
70	*/
71	#define SSH_AUTH_RHOSTS 1
72	#define SSH_AUTH_RSA 2
73	#define SSH_AUTH_PASSWORD 3
74	#define SSH_AUTH_RHOSTS_RSA 4
75	#define SSH_AUTH_TIS 5
76	#define SSH_AUTH_KERBEROS 6
77	#define SSH_PASS_KERBEROS_TGT 7
78	/* 8 to 15 are reserved */
79	#define SSH_PASS_AFS_TOKEN 21
80
81	/* Protocol flags. These are bit masks. */
82	#define SSH_PROTOFLAG_SCREEN_NUMBER 1 /* X11 forwarding includes screen */
83	#define SSH_PROTOFLAG_HOST_IN_FWD_OPEN 2 /* forwarding opens contain host */
84