dropbear: cli-chansession.c annotate

annotate cli-chansession.c @ 102:6571b480fa04

merge of 5c31199418631253a3d311fe3b1ff87351e1c9ca and c84edf4a78416c5c3172871d3c74d7fd64afab2d

author	Matt Johnston <matt@ucc.asn.au>
date	Tue, 24 Aug 2004 04:07:41 +0000
parents	0247fbd9379d
children	d3eb1fa8484e

rev	line source
74 e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	1 /*
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	2 * Dropbear SSH
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	3 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	4 * Copyright (c) 2002,2003 Matt Johnston
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	5 * Copyright (c) 2004 by Mihnea Stoenescu
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	6 * All rights reserved.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	7 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	8 * Permission is hereby granted, free of charge, to any person obtaining a copy
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	9 * of this software and associated documentation files (the "Software"), to deal
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	10 * in the Software without restriction, including without limitation the rights
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	12 * copies of the Software, and to permit persons to whom the Software is
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	13 * furnished to do so, subject to the following conditions:
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	14 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	15 * The above copyright notice and this permission notice shall be included in
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	16 * all copies or substantial portions of the Software.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	17 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	24 * SOFTWARE. */
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files Matt Johnston <matt@ucc.asn.au> parents: 61 diff changeset	25
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	26 #include "includes.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	27 #include "packet.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	28 #include "buffer.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	29 #include "session.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	30 #include "dbutil.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	31 #include "channel.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	32 #include "ssh.h"
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	33 #include "runopts.h"
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	34 #include "termcodes.h"
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	35
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	36 static void cli_closechansess(struct Channel *channel);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	37 static int cli_initchansess(struct Channel *channel);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	38
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	39 static void start_channel_request(struct Channel channel, unsigned char type);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	40
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	41 static void send_chansess_pty_req(struct Channel *channel);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	42 static void send_chansess_shell_req(struct Channel *channel);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	43
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	44 static void cli_tty_setup();
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	45 void cli_tty_cleanup();
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	46
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	47 static const struct ChanType clichansess = {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	48 0, /* sepfds */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	49 "session", /* name */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	50 cli_initchansess, /* inithandler */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	51 NULL, /* checkclosehandler */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	52 NULL, /* reqhandler */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	53 cli_closechansess, /* closehandler */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	54 };
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	55
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	56 /* If the main session goes, we close it up */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	57 static void cli_closechansess(struct Channel *channel) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	58
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	59 /* This channel hasn't gone yet, so we have > 1 */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	60 if (ses.chancount > 1) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	61 dropbear_log(LOG_INFO, "Waiting for other channels to close...");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	62 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	63
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	64 cli_tty_cleanup(); /* Restore tty modes etc */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	65
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	66 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	67
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	68 static void start_channel_request(struct Channel *channel,
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	69 unsigned char *type) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	70
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	71 CHECKCLEARTOWRITE();
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	72 buf_putbyte(ses.writepayload, SSH_MSG_CHANNEL_REQUEST);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	73 buf_putint(ses.writepayload, channel->remotechan);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	74
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	75 buf_putstring(ses.writepayload, type, strlen(type));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	76
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	77 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	78
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	79 /* Taken from OpenSSH's sshtty.c:
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	80 * RCSID("OpenBSD: sshtty.c,v 1.5 2003/09/19 17:43:35 markus Exp "); */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	81 static void cli_tty_setup() {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	82
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	83 struct termios tio;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	84
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	85 TRACE(("enter cli_pty_setup"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	86
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	87 if (cli_ses.tty_raw_mode == 1) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	88 TRACE(("leave cli_tty_setup: already in raw mode!"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	89 return;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	90 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	91
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	92 if (tcgetattr(STDIN_FILENO, &tio) == -1) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	93 dropbear_exit("Failed to set raw TTY mode");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	94 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	95
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	96 /* make a copy */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	97 cli_ses.saved_tio = tio;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	98
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	99 tio.c_iflag \|= IGNPAR;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	100 tio.c_iflag &= ~(ISTRIP \| INLCR \| IGNCR \| ICRNL \| IXON \| IXANY \| IXOFF);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	101 #ifdef IUCLC
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	102 tio.c_iflag &= ~IUCLC;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	103 #endif
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	104 tio.c_lflag &= ~(ISIG \| ICANON \| ECHO \| ECHOE \| ECHOK \| ECHONL);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	105 #ifdef IEXTEN
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	106 tio.c_lflag &= ~IEXTEN;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	107 #endif
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	108 tio.c_oflag &= ~OPOST;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	109 tio.c_cc[VMIN] = 1;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	110 tio.c_cc[VTIME] = 0;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	111 if (tcsetattr(STDIN_FILENO, TCSADRAIN, &tio) == -1) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	112 dropbear_exit("Failed to set raw TTY mode");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	113 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	114
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	115 cli_ses.tty_raw_mode = 1;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	116 TRACE(("leave cli_tty_setup"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	117 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	118
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	119 void cli_tty_cleanup() {
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	120
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	121 TRACE(("enter cli_tty_cleanup"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	122
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	123 if (cli_ses.tty_raw_mode == 0) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	124 TRACE(("leave cli_tty_cleanup: not in raw mode"));
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	125 return;
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	126 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	127
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	128 if (tcsetattr(STDIN_FILENO, TCSADRAIN, &cli_ses.saved_tio) == -1) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	129 dropbear_log(LOG_WARNING, "Failed restoring TTY");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	130 } else {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	131 cli_ses.tty_raw_mode = 0;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	132 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	133
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	134 TRACE(("leave cli_tty_cleanup"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	135 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	136
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	137 static void put_termcodes() {
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	138
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	139 TRACE(("enter put_termcodes"));
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	140
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	141 struct termios tio;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	142 unsigned int sshcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	143 const struct TermCode *termcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	144 unsigned int value;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	145 unsigned int mapcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	146
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	147 unsigned int bufpos1, bufpos2;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	148
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	149 if (tcgetattr(STDIN_FILENO, &tio) == -1) {
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	150 dropbear_log(LOG_WARNING, "Failed reading termmodes");
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	151 buf_putint(ses.writepayload, 1); /* Just the terminator */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	152 buf_putbyte(ses.writepayload, 0); /* TTY_OP_END */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	153 return;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	154 }
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	155
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	156 bufpos1 = ses.writepayload->pos;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	157 buf_putint(ses.writepayload, 0); /* A placeholder for the final length */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	158
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	159 /* As with Dropbear server, we ignore baud rates for now */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	160 for (sshcode = 1; sshcode < MAX_TERMCODE; sshcode++) {
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	161
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	162 termcode = &termcodes[sshcode];
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	163 mapcode = termcode->mapcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	164
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	165 switch (termcode->type) {
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	166
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	167 case TERMCODE_NONE:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	168 continue;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	169
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	170 case TERMCODE_CONTROLCHAR:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	171 value = tio.c_cc[mapcode];
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	172 break;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	173
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	174 case TERMCODE_INPUT:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	175 value = tio.c_iflag & mapcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	176 break;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	177
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	178 case TERMCODE_OUTPUT:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	179 value = tio.c_oflag & mapcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	180 break;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	181
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	182 case TERMCODE_LOCAL:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	183 value = tio.c_lflag & mapcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	184 break;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	185
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	186 case TERMCODE_CONTROL:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	187 value = tio.c_cflag & mapcode;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	188 break;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	189
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	190 default:
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	191 continue;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	192
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	193 }
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	194
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	195 /* If we reach here, we have something to say */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	196 buf_putbyte(ses.writepayload, sshcode);
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	197 buf_putint(ses.writepayload, value);
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	198 }
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	199
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	200 buf_putbyte(ses.writepayload, 0); /* THE END, aka TTY_OP_END */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	201
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	202 /* Put the string length at the start of the buffer */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	203 bufpos2 = ses.writepayload->pos;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	204
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	205 buf_setpos(ses.writepayload, bufpos1); /* Jump back */
61 3a4f0ef1e8c3 Write the correct termcodes length Matt Johnston <matt@ucc.asn.au> parents: 41 diff changeset	206 buf_putint(ses.writepayload, bufpos2 - bufpos1 - 4); /* len(termcodes) */
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	207 buf_setpos(ses.writepayload, bufpos2); /* Back where we were */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	208
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	209 TRACE(("leave put_termcodes"));
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	210 }
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	211
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	212 static void put_winsize() {
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	213
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	214 struct winsize ws;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	215
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	216 if (ioctl(STDIN_FILENO, TIOCGWINSZ, &ws) < 0) {
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	217 /* Some sane defaults */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	218 ws.ws_row = 25;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	219 ws.ws_col = 80;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	220 ws.ws_xpixel = 0;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	221 ws.ws_ypixel = 0;
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	222 }
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	223
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	224 buf_putint(ses.writepayload, ws.ws_col); /* Cols */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	225 buf_putint(ses.writepayload, ws.ws_row); /* Rows */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	226 buf_putint(ses.writepayload, ws.ws_xpixel); /* Width */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	227 buf_putint(ses.writepayload, ws.ws_ypixel); /* Height */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	228
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	229 }
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	230
41 18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	231 static void sigwinch_handler(int dummy) {
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	232
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	233 cli_ses.winchange = 1;
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	234
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	235 }
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	236
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	237 void cli_chansess_winchange() {
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	238
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	239 unsigned int i;
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	240 struct Channel *channel = NULL;
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	241
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	242 for (i = 0; i < ses.chansize; i++) {
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	243 channel = ses.channels[i];
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	244 if (channel != NULL && channel->type == &clichansess) {
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	245 CHECKCLEARTOWRITE();
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	246 buf_putbyte(ses.writepayload, SSH_MSG_CHANNEL_REQUEST);
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	247 buf_putint(ses.writepayload, channel->remotechan);
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	248 buf_putstring(ses.writepayload, "window-change", 13);
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	249 buf_putbyte(ses.writepayload, 0); /* FALSE says the spec */
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	250 put_winsize();
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	251 encrypt_packet();
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	252 }
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	253 }
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	254 cli_ses.winchange = 0;
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	255 }
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	256
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	257 static void send_chansess_pty_req(struct Channel *channel) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	258
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	259 unsigned char* term = NULL;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	260
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	261 TRACE(("enter send_chansess_pty_req"));
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	262
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	263 start_channel_request(channel, "pty-req");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	264
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	265 /* Don't want replies */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	266 buf_putbyte(ses.writepayload, 0);
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	267
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	268 /* Get the terminal */
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	269 term = getenv("TERM");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	270 if (term == NULL) {
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	271 term = "vt100"; /* Seems a safe default */
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	272 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	273 buf_putstring(ses.writepayload, term, strlen(term));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	274
40 b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	275 /* Window size */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	276 put_winsize();
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	277
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	278 /* Terminal mode encoding */
b4874d772210 - Added terminal mode handling etc for the client, and window change Matt Johnston <matt@ucc.asn.au> parents: 39 diff changeset	279 put_termcodes();
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	280
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	281 encrypt_packet();
41 18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	282
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	283 /* Set up a window-change handler */
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	284 if (signal(SIGWINCH, sigwinch_handler) == SIG_ERR) {
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	285 dropbear_exit("signal error");
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	286 }
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	287 TRACE(("leave send_chansess_pty_req"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	288 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	289
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	290 static void send_chansess_shell_req(struct Channel *channel) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	291
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	292 unsigned char* reqtype = NULL;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	293
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	294 TRACE(("enter send_chansess_shell_req"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	295
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	296 if (cli_opts.cmd) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	297 reqtype = "exec";
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	298 } else {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	299 reqtype = "shell";
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	300 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	301
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	302 start_channel_request(channel, reqtype);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	303
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	304 /* XXX TODO */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	305 buf_putbyte(ses.writepayload, 0); /* Don't want replies */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	306 if (cli_opts.cmd) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	307 buf_putstring(ses.writepayload, cli_opts.cmd, strlen(cli_opts.cmd));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	308 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	309
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	310 encrypt_packet();
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	311 TRACE(("leave send_chansess_shell_req"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	312 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	313
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	314 static int cli_initchansess(struct Channel *channel) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	315
93 5dda5a4d475c Don't leave the stdin FD non-blocking on exit - busybox doesn't like it. Matt Johnston <matt@ucc.asn.au> parents: 74 diff changeset	316
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	317 channel->infd = STDOUT_FILENO;
99 0247fbd9379d Move the revert-to-non-blocking-stdin code to cli-session so it Matt Johnston <matt@ucc.asn.au> parents: 93 diff changeset	318 channel->outfd = STDIN_FILENO;
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	319 //channel->errfd = STDERR_FILENO;
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	320
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	321 if (cli_opts.wantpty) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	322 send_chansess_pty_req(channel);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	323 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	324
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	325 send_chansess_shell_req(channel);
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	326
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	327 if (cli_opts.wantpty) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	328 cli_tty_setup();
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	329 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	330
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	331 return 0; /* Success */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	332
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	333 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	334
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	335 void cli_send_chansess_request() {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	336
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	337 TRACE(("enter cli_send_chansess_request"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	338 if (send_msg_channel_open_init(STDIN_FILENO, &clichansess)
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	339 == DROPBEAR_FAILURE) {
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	340 dropbear_exit("Couldn't open initial channel");
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	341 }
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	342
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	343 /* No special channel request data */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	344 encrypt_packet();
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	345 TRACE(("leave cli_send_chansess_request"));
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	346
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: diff changeset	347 }

Mercurial > dropbear

annotate cli-chansession.c @ 102:6571b480fa04