This file is indexed.

/usr/alpha-linux-gnu/include/rpcsvc/rex.x is in libc6.1-dev-alpha-cross 2.27-3ubuntu1cross1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
/* @(#)rex.x	2.1 88/08/01 4.0 RPCSRC */

/*
 * Copyright (c) 2010, Oracle America, Inc.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *     * Neither the name of the "Oracle America, Inc." nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * Remote execution (rex) protocol specification
 */

const STRINGSIZE = 1024;
typedef string rexstring<1024>;

/*
 * values to pass to REXPROC_SIGNAL
 */
const SIGINT = 2;	/* interrupt */

/*
 * Values for rst_flags, below
 */
const REX_INTERACTIVE = 1;	/* interactive mode */

struct rex_start {
	rexstring rst_cmd<>;	/* list of command and args */
	rexstring rst_host;	/* working directory host name */
	rexstring rst_fsname;	/* working directory file system name */
	rexstring rst_dirwithin;/* working directory within file system */
	rexstring rst_env<>;	/* list of environment */
	unsigned int rst_port0;	/* port for stdin */
	unsigned int rst_port1;	/* port for stdout */
	unsigned int rst_port2;	/* port for stderr */
	unsigned int rst_flags;	/* options - see const above */
};

struct rex_result {
   	int rlt_stat;		/* integer status code */
	rexstring rlt_message;	/* string message for human consumption */
};


struct sgttyb {
	unsigned four;	/* always equals 4 */
	opaque chars[4];
	/* chars[0] == input speed */
	/* chars[1] == output speed */
	/* chars[2] == kill character */
	/* chars[3] == erase character */
	unsigned flags;
};
/* values for speeds above (baud rates)  */
const B0  = 0;
const B50 = 1;
const B75 = 2;
const B110 = 3;
const B134 = 4;
const B150 = 5;
const B200 = 6;
const B300 = 7;
const B600 = 8;
const B1200 = 9;
const B1800 = 10;
const B2400 = 11;
const B4800 = 12;
const B9600 = 13;
const B19200 = 14;
const B38400 = 15;

/* values for flags above */
const TANDEM = 0x00000001; /* send stopc on out q full */
const CBREAK = 0x00000002; /* half-cooked mode */
const LCASE = 0x00000004; /* simulate lower case */
const ECHO = 0x00000008; /* echo input */
const CRMOD = 0x00000010; /* map \r to \r\n on output */
const RAW = 0x00000020; /* no i/o processing */
const ODDP = 0x00000040; /* get/send odd parity */
const EVENP = 0x00000080; /* get/send even parity */
const ANYP = 0x000000c0; /* get any parity/send none */
const NLDELAY = 0x00000300; /* \n delay */
const  NL0 = 0x00000000;
const  NL1 = 0x00000100; /* tty 37 */
const  NL2 = 0x00000200; /* vt05 */
const  NL3 = 0x00000300;
const TBDELAY = 0x00000c00; /* horizontal tab delay */
const  TAB0 = 0x00000000;
const  TAB1 = 0x00000400; /* tty 37 */
const  TAB2 = 0x00000800;
const XTABS = 0x00000c00; /* expand tabs on output */
const CRDELAY = 0x00003000; /* \r delay */
const  CR0 = 0x00000000;
const  CR1 = 0x00001000; /* tn 300 */
const  CR2 = 0x00002000; /* tty 37 */
const  CR3 = 0x00003000; /* concept 100 */
const VTDELAY = 0x00004000; /* vertical tab delay */
const  FF0 = 0x00000000;
const  FF1 = 0x00004000; /* tty 37 */
const BSDELAY = 0x00008000; /* \b delay */
const  BS0 = 0x00000000;
const  BS1 = 0x00008000;
const CRTBS = 0x00010000; /* do backspacing for crt */
const PRTERA = 0x00020000; /* \ ... / erase */
const CRTERA = 0x00040000; /* " \b " to wipe out char */
const TILDE = 0x00080000; /* hazeltine tilde kludge */
const MDMBUF = 0x00100000; /* start/stop output on carrier intr */
const LITOUT = 0x00200000; /* literal output */
const TOSTOP = 0x00400000; /* SIGTTOU on background output */
const FLUSHO = 0x00800000; /* flush output to terminal */
const NOHANG = 0x01000000; /* no SIGHUP on carrier drop */
const L001000 = 0x02000000;
const CRTKIL = 0x04000000; /* kill line with " \b " */
const PASS8 = 0x08000000;
const CTLECH = 0x10000000; /* echo control chars as ^X */
const PENDIN = 0x20000000; /* tp->t_rawq needs reread */
const DECCTQ = 0x40000000; /* only ^Q starts after ^S */
const NOFLSH = 0x80000000; /* no output flush on signal */

struct tchars {
	unsigned six;	/* always equals 6 */
	opaque chars[6];
	/* chars[0] == interrupt char */
	/* chars[1] == quit char */
	/* chars[2] == start output char */
	/* chars[3] == stop output char */
	/* chars[4] == end-of-file char */
	/* chars[5] == input delimiter (like nl) */
};

struct ltchars {
	unsigned six;	/* always equals 6 */
	opaque chars[6];
	/* chars[0] == stop process signal */
	/* chars[1] == delayed stop process signal */
	/* chars[2] == reprint line */
	/* chars[3] == flush output */
	/* chars[4] == word erase */
	/* chars[5] == literal next character */
	unsigned mode;
};

struct rex_ttysize {
	int ts_lines;
	int ts_cols;
};

struct rex_ttymode {
    sgttyb basic;    /* standard unix tty flags */
    tchars more; /* interrupt, kill characters, etc. */
    ltchars yetmore; /* special Berkeley characters */
    unsigned andmore;     /* and Berkeley modes */
};

/* values for andmore above */
const LCRTBS = 0x0001;	/* do backspacing for crt */
const LPRTERA = 0x0002;	/* \ ... / erase */
const LCRTERA = 0x0004;	/* " \b " to wipe out char */
const LTILDE = 0x0008;	/* hazeltine tilde kludge */
const LMDMBUF = 0x0010;	/* start/stop output on carrier intr */
const LLITOUT = 0x0020;	/* literal output */
const LTOSTOP = 0x0040;	/* SIGTTOU on background output */
const LFLUSHO = 0x0080;	/* flush output to terminal */
const LNOHANG = 0x0100;	/* no SIGHUP on carrier drop */
const LL001000 = 0x0200;
const LCRTKIL = 0x0400;	/* kill line with " \b " */
const LPASS8 = 0x0800;
const LCTLECH = 0x1000;	/* echo control chars as ^X */
const LPENDIN = 0x2000;	/* needs reread */
const LDECCTQ = 0x4000;	/* only ^Q starts after ^S */
const LNOFLSH = 0x8000;	/* no output flush on signal */

program REXPROG {
	version REXVERS {

		/*
		 * Start remote execution
		 */
		rex_result
		REXPROC_START(rex_start) = 1;

		/*
		 * Wait for remote execution to terminate
		 */
		rex_result
		REXPROC_WAIT(void) = 2;

		/*
		 * Send tty modes
		 */
		void
		REXPROC_MODES(rex_ttymode) = 3;

		/*
		 * Send window size change
		 */
		void
		REXPROC_WINCH(rex_ttysize) = 4;

		/*
		 * Send other signal
		 */
		void
		REXPROC_SIGNAL(int) = 5;
	} = 1;
} = 100017;