1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * Copyright 1994-2002 Sun Microsystems, Inc. All rights reserved. 3*0Sstevel@tonic-gate * Use is subject to license terms. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate 6*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 7*0Sstevel@tonic-gate 8*0Sstevel@tonic-gate /* 9*0Sstevel@tonic-gate * usr/src/cmd/cmd-inet/usr.bin/telnet/utilities.c 10*0Sstevel@tonic-gate */ 11*0Sstevel@tonic-gate 12*0Sstevel@tonic-gate /* 13*0Sstevel@tonic-gate * Copyright (c) 1988, 1993 14*0Sstevel@tonic-gate * The Regents of the University of California. All rights reserved. 15*0Sstevel@tonic-gate * 16*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 17*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 18*0Sstevel@tonic-gate * are met: 19*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the above copyright 20*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 21*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 22*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 23*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 24*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this software 25*0Sstevel@tonic-gate * must display the following acknowledgement: 26*0Sstevel@tonic-gate * This product includes software developed by the University of 27*0Sstevel@tonic-gate * California, Berkeley and its contributors. 28*0Sstevel@tonic-gate * 4. Neither the name of the University nor the names of its contributors 29*0Sstevel@tonic-gate * may be used to endorse or promote products derived from this software 30*0Sstevel@tonic-gate * without specific prior written permission. 31*0Sstevel@tonic-gate * 32*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 33*0Sstevel@tonic-gate * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 34*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 35*0Sstevel@tonic-gate * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 36*0Sstevel@tonic-gate * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37*0Sstevel@tonic-gate * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38*0Sstevel@tonic-gate * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 40*0Sstevel@tonic-gate * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 41*0Sstevel@tonic-gate * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 42*0Sstevel@tonic-gate * SUCH DAMAGE. 43*0Sstevel@tonic-gate */ 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate #ifndef lint 46*0Sstevel@tonic-gate static char sccsid[] = "@(#)utilities.c 8.1 (Berkeley) 6/6/93"; 47*0Sstevel@tonic-gate #endif /* not lint */ 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate #define TELOPTS 50*0Sstevel@tonic-gate #ifdef lint 51*0Sstevel@tonic-gate static char *telcmds[] = {0}; 52*0Sstevel@tonic-gate static char *slc_names[] = {0}; 53*0Sstevel@tonic-gate static char *encrypt_names[] = {0}; 54*0Sstevel@tonic-gate static char *enctype_names[] = {0}; 55*0Sstevel@tonic-gate #else /* lint */ 56*0Sstevel@tonic-gate #define TELCMDS 57*0Sstevel@tonic-gate #define SLC_NAMES 58*0Sstevel@tonic-gate #endif /* lint */ 59*0Sstevel@tonic-gate #include <arpa/telnet.h> 60*0Sstevel@tonic-gate #include <sys/types.h> 61*0Sstevel@tonic-gate #include <sys/time.h> 62*0Sstevel@tonic-gate #include <sys/param.h> 63*0Sstevel@tonic-gate #include <sys/socket.h> 64*0Sstevel@tonic-gate #include <errno.h> 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate #include <ctype.h> 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate #include "general.h" 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate #include "ring.h" 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate #include "defines.h" 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate #include "externs.h" 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate FILE *NetTrace = 0; /* Not in bss, since needs to stay */ 77*0Sstevel@tonic-gate int prettydump; 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate /* 80*0Sstevel@tonic-gate * upcase() 81*0Sstevel@tonic-gate * 82*0Sstevel@tonic-gate * Upcase (in place) the argument. 83*0Sstevel@tonic-gate */ 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate void 86*0Sstevel@tonic-gate upcase(argument) 87*0Sstevel@tonic-gate register char *argument; 88*0Sstevel@tonic-gate { 89*0Sstevel@tonic-gate register int c; 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate while ((c = *argument) != 0) { 92*0Sstevel@tonic-gate if (islower(c)) { 93*0Sstevel@tonic-gate *argument = toupper(c); 94*0Sstevel@tonic-gate } 95*0Sstevel@tonic-gate argument++; 96*0Sstevel@tonic-gate } 97*0Sstevel@tonic-gate } 98*0Sstevel@tonic-gate 99*0Sstevel@tonic-gate /* 100*0Sstevel@tonic-gate * SetSockOpt() 101*0Sstevel@tonic-gate * 102*0Sstevel@tonic-gate * Compensate for differences in 4.2 and 4.3 systems. 103*0Sstevel@tonic-gate */ 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate int 106*0Sstevel@tonic-gate SetSockOpt(fd, level, option, yesno) 107*0Sstevel@tonic-gate int fd, level, option, yesno; 108*0Sstevel@tonic-gate { 109*0Sstevel@tonic-gate return (setsockopt(fd, level, option, &yesno, sizeof (yesno))); 110*0Sstevel@tonic-gate } 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate /* 113*0Sstevel@tonic-gate * The following are routines used to print out debugging information. 114*0Sstevel@tonic-gate */ 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate unsigned char NetTraceFile[MAXPATHLEN] = "(standard output)"; 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate void 119*0Sstevel@tonic-gate SetNetTrace(file) 120*0Sstevel@tonic-gate register char *file; 121*0Sstevel@tonic-gate { 122*0Sstevel@tonic-gate if (NetTrace && NetTrace != stdout) 123*0Sstevel@tonic-gate (void) fclose(NetTrace); 124*0Sstevel@tonic-gate if (file && (strcmp(file, "-") != 0)) { 125*0Sstevel@tonic-gate NetTrace = fopen(file, "w"); 126*0Sstevel@tonic-gate if (NetTrace) { 127*0Sstevel@tonic-gate (void) strcpy((char *)NetTraceFile, file); 128*0Sstevel@tonic-gate return; 129*0Sstevel@tonic-gate } 130*0Sstevel@tonic-gate (void) fprintf(stderr, "Cannot open %s.\n", file); 131*0Sstevel@tonic-gate } 132*0Sstevel@tonic-gate NetTrace = stdout; 133*0Sstevel@tonic-gate (void) strcpy((char *)NetTraceFile, "(standard output)"); 134*0Sstevel@tonic-gate } 135*0Sstevel@tonic-gate 136*0Sstevel@tonic-gate void 137*0Sstevel@tonic-gate Dump(direction, buffer, length) 138*0Sstevel@tonic-gate char direction; 139*0Sstevel@tonic-gate unsigned char *buffer; 140*0Sstevel@tonic-gate int length; 141*0Sstevel@tonic-gate { 142*0Sstevel@tonic-gate #define BYTES_PER_LINE 32 143*0Sstevel@tonic-gate #define min(x, y) ((x < y) ? x:y) 144*0Sstevel@tonic-gate unsigned char *pThis; 145*0Sstevel@tonic-gate int offset; 146*0Sstevel@tonic-gate 147*0Sstevel@tonic-gate offset = 0; 148*0Sstevel@tonic-gate 149*0Sstevel@tonic-gate while (length) { 150*0Sstevel@tonic-gate /* print one line */ 151*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%c 0x%x\t", direction, offset); 152*0Sstevel@tonic-gate pThis = buffer; 153*0Sstevel@tonic-gate if (prettydump) { 154*0Sstevel@tonic-gate buffer = buffer + min(length, BYTES_PER_LINE/2); 155*0Sstevel@tonic-gate while (pThis < buffer) { 156*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%c%.2x", 157*0Sstevel@tonic-gate (((*pThis)&0xff) == 0xff) ? '*' : ' ', 158*0Sstevel@tonic-gate (*pThis)&0xff); 159*0Sstevel@tonic-gate pThis++; 160*0Sstevel@tonic-gate } 161*0Sstevel@tonic-gate length -= BYTES_PER_LINE/2; 162*0Sstevel@tonic-gate offset += BYTES_PER_LINE/2; 163*0Sstevel@tonic-gate } else { 164*0Sstevel@tonic-gate buffer = buffer + min(length, BYTES_PER_LINE); 165*0Sstevel@tonic-gate while (pThis < buffer) { 166*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%.2x", (*pThis)&0xff); 167*0Sstevel@tonic-gate pThis++; 168*0Sstevel@tonic-gate } 169*0Sstevel@tonic-gate length -= BYTES_PER_LINE; 170*0Sstevel@tonic-gate offset += BYTES_PER_LINE; 171*0Sstevel@tonic-gate } 172*0Sstevel@tonic-gate if (NetTrace == stdout) { 173*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\r\n"); 174*0Sstevel@tonic-gate } else { 175*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\n"); 176*0Sstevel@tonic-gate } 177*0Sstevel@tonic-gate if (length < 0) { 178*0Sstevel@tonic-gate (void) fflush(NetTrace); 179*0Sstevel@tonic-gate return; 180*0Sstevel@tonic-gate } 181*0Sstevel@tonic-gate /* find next unique line */ 182*0Sstevel@tonic-gate } 183*0Sstevel@tonic-gate (void) fflush(NetTrace); 184*0Sstevel@tonic-gate } 185*0Sstevel@tonic-gate 186*0Sstevel@tonic-gate 187*0Sstevel@tonic-gate void 188*0Sstevel@tonic-gate printoption(direction, cmd, option) 189*0Sstevel@tonic-gate char *direction; 190*0Sstevel@tonic-gate int cmd, option; 191*0Sstevel@tonic-gate { 192*0Sstevel@tonic-gate if (!showoptions) 193*0Sstevel@tonic-gate return; 194*0Sstevel@tonic-gate if (cmd == IAC) { 195*0Sstevel@tonic-gate if (TELCMD_OK(option)) 196*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s IAC %s", direction, 197*0Sstevel@tonic-gate TELCMD(option)); 198*0Sstevel@tonic-gate else 199*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s IAC %d", direction, 200*0Sstevel@tonic-gate option); 201*0Sstevel@tonic-gate } else { 202*0Sstevel@tonic-gate register char *fmt; 203*0Sstevel@tonic-gate fmt = (cmd == WILL) ? "WILL" : (cmd == WONT) ? "WONT" : 204*0Sstevel@tonic-gate (cmd == DO) ? "DO" : (cmd == DONT) ? "DONT" : 0; 205*0Sstevel@tonic-gate if (fmt) { 206*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s %s ", direction, fmt); 207*0Sstevel@tonic-gate if (TELOPT_OK(option)) 208*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s", TELOPT(option)); 209*0Sstevel@tonic-gate else if (option == TELOPT_EXOPL) 210*0Sstevel@tonic-gate (void) fprintf(NetTrace, "EXOPL"); 211*0Sstevel@tonic-gate else 212*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d", option); 213*0Sstevel@tonic-gate } else 214*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s %d %d", direction, cmd, 215*0Sstevel@tonic-gate option); 216*0Sstevel@tonic-gate } 217*0Sstevel@tonic-gate if (NetTrace == stdout) { 218*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\r\n"); 219*0Sstevel@tonic-gate (void) fflush(NetTrace); 220*0Sstevel@tonic-gate } else { 221*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\n"); 222*0Sstevel@tonic-gate } 223*0Sstevel@tonic-gate } 224*0Sstevel@tonic-gate 225*0Sstevel@tonic-gate void 226*0Sstevel@tonic-gate optionstatus() 227*0Sstevel@tonic-gate { 228*0Sstevel@tonic-gate register int i; 229*0Sstevel@tonic-gate extern char will_wont_resp[], do_dont_resp[]; 230*0Sstevel@tonic-gate 231*0Sstevel@tonic-gate for (i = 0; i < SUBBUFSIZE; i++) { 232*0Sstevel@tonic-gate if (do_dont_resp[i]) { 233*0Sstevel@tonic-gate if (TELOPT_OK(i)) 234*0Sstevel@tonic-gate (void) printf("resp DO_DONT %s: %d\n", 235*0Sstevel@tonic-gate TELOPT(i), do_dont_resp[i]); 236*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 237*0Sstevel@tonic-gate (void) printf("resp DO_DONT %s: %d\n", 238*0Sstevel@tonic-gate TELCMD(i), do_dont_resp[i]); 239*0Sstevel@tonic-gate else 240*0Sstevel@tonic-gate (void) printf("resp DO_DONT %d: %d\n", i, 241*0Sstevel@tonic-gate do_dont_resp[i]); 242*0Sstevel@tonic-gate if (my_want_state_is_do(i)) { 243*0Sstevel@tonic-gate if (TELOPT_OK(i)) 244*0Sstevel@tonic-gate (void) printf("want DO %s\n", 245*0Sstevel@tonic-gate TELOPT(i)); 246*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 247*0Sstevel@tonic-gate (void) printf("want DO %s\n", 248*0Sstevel@tonic-gate TELCMD(i)); 249*0Sstevel@tonic-gate else 250*0Sstevel@tonic-gate (void) printf("want DO %d\n", i); 251*0Sstevel@tonic-gate } else { 252*0Sstevel@tonic-gate if (TELOPT_OK(i)) 253*0Sstevel@tonic-gate (void) printf("want DONT %s\n", 254*0Sstevel@tonic-gate TELOPT(i)); 255*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 256*0Sstevel@tonic-gate (void) printf("want DONT %s\n", 257*0Sstevel@tonic-gate TELCMD(i)); 258*0Sstevel@tonic-gate else 259*0Sstevel@tonic-gate (void) printf("want DONT %d\n", i); 260*0Sstevel@tonic-gate } 261*0Sstevel@tonic-gate } else { 262*0Sstevel@tonic-gate if (my_state_is_do(i)) { 263*0Sstevel@tonic-gate if (TELOPT_OK(i)) 264*0Sstevel@tonic-gate (void) printf(" DO %s\n", 265*0Sstevel@tonic-gate TELOPT(i)); 266*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 267*0Sstevel@tonic-gate (void) printf(" DO %s\n", 268*0Sstevel@tonic-gate TELCMD(i)); 269*0Sstevel@tonic-gate else 270*0Sstevel@tonic-gate (void) printf(" DO %d\n", i); 271*0Sstevel@tonic-gate } 272*0Sstevel@tonic-gate } 273*0Sstevel@tonic-gate if (will_wont_resp[i]) { 274*0Sstevel@tonic-gate if (TELOPT_OK(i)) 275*0Sstevel@tonic-gate (void) printf("resp WILL_WONT %s: %d\n", 276*0Sstevel@tonic-gate TELOPT(i), will_wont_resp[i]); 277*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 278*0Sstevel@tonic-gate (void) printf("resp WILL_WONT %s: %d\n", 279*0Sstevel@tonic-gate TELCMD(i), will_wont_resp[i]); 280*0Sstevel@tonic-gate else 281*0Sstevel@tonic-gate (void) printf("resp WILL_WONT %d: %d\n", 282*0Sstevel@tonic-gate i, will_wont_resp[i]); 283*0Sstevel@tonic-gate if (my_want_state_is_will(i)) { 284*0Sstevel@tonic-gate if (TELOPT_OK(i)) 285*0Sstevel@tonic-gate (void) printf("want WILL %s\n", 286*0Sstevel@tonic-gate TELOPT(i)); 287*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 288*0Sstevel@tonic-gate (void) printf("want WILL %s\n", 289*0Sstevel@tonic-gate TELCMD(i)); 290*0Sstevel@tonic-gate else 291*0Sstevel@tonic-gate (void) printf("want WILL %d\n", i); 292*0Sstevel@tonic-gate } else { 293*0Sstevel@tonic-gate if (TELOPT_OK(i)) 294*0Sstevel@tonic-gate (void) printf("want WONT %s\n", 295*0Sstevel@tonic-gate TELOPT(i)); 296*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 297*0Sstevel@tonic-gate (void) printf("want WONT %s\n", 298*0Sstevel@tonic-gate TELCMD(i)); 299*0Sstevel@tonic-gate else 300*0Sstevel@tonic-gate (void) printf("want WONT %d\n", i); 301*0Sstevel@tonic-gate } 302*0Sstevel@tonic-gate } else { 303*0Sstevel@tonic-gate if (my_state_is_will(i)) { 304*0Sstevel@tonic-gate if (TELOPT_OK(i)) 305*0Sstevel@tonic-gate (void) printf(" WILL %s\n", 306*0Sstevel@tonic-gate TELOPT(i)); 307*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 308*0Sstevel@tonic-gate (void) printf(" WILL %s\n", 309*0Sstevel@tonic-gate TELCMD(i)); 310*0Sstevel@tonic-gate else 311*0Sstevel@tonic-gate (void) printf(" WILL %d\n", i); 312*0Sstevel@tonic-gate } 313*0Sstevel@tonic-gate } 314*0Sstevel@tonic-gate } 315*0Sstevel@tonic-gate 316*0Sstevel@tonic-gate } 317*0Sstevel@tonic-gate 318*0Sstevel@tonic-gate void 319*0Sstevel@tonic-gate printsub(direction, pointer, length) 320*0Sstevel@tonic-gate char direction; /* '<' or '>' */ 321*0Sstevel@tonic-gate unsigned char *pointer; /* where suboption data sits */ 322*0Sstevel@tonic-gate int length; /* length of suboption data */ 323*0Sstevel@tonic-gate { 324*0Sstevel@tonic-gate register int i; 325*0Sstevel@tonic-gate char buf[512]; 326*0Sstevel@tonic-gate extern int want_status_response; 327*0Sstevel@tonic-gate 328*0Sstevel@tonic-gate if (showoptions || direction == 0 || 329*0Sstevel@tonic-gate (want_status_response && (pointer[0] == TELOPT_STATUS))) { 330*0Sstevel@tonic-gate if (direction) { 331*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s IAC SB ", 332*0Sstevel@tonic-gate (direction == '<')? "RCVD":"SENT"); 333*0Sstevel@tonic-gate if (length >= 3) { 334*0Sstevel@tonic-gate register int j; 335*0Sstevel@tonic-gate 336*0Sstevel@tonic-gate i = pointer[length-2]; 337*0Sstevel@tonic-gate j = pointer[length-1]; 338*0Sstevel@tonic-gate 339*0Sstevel@tonic-gate if (i != IAC || j != SE) { 340*0Sstevel@tonic-gate (void) fprintf(NetTrace, 341*0Sstevel@tonic-gate "(terminated by "); 342*0Sstevel@tonic-gate if (TELOPT_OK(i)) 343*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s ", 344*0Sstevel@tonic-gate TELOPT(i)); 345*0Sstevel@tonic-gate else if (TELCMD_OK(i)) 346*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s ", 347*0Sstevel@tonic-gate TELCMD(i)); 348*0Sstevel@tonic-gate else 349*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d ", 350*0Sstevel@tonic-gate i); 351*0Sstevel@tonic-gate if (TELOPT_OK(j)) 352*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s", 353*0Sstevel@tonic-gate TELOPT(j)); 354*0Sstevel@tonic-gate else if (TELCMD_OK(j)) 355*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s", 356*0Sstevel@tonic-gate TELCMD(j)); 357*0Sstevel@tonic-gate else 358*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d", 359*0Sstevel@tonic-gate j); 360*0Sstevel@tonic-gate (void) fprintf(NetTrace, 361*0Sstevel@tonic-gate ", not IAC SE!) "); 362*0Sstevel@tonic-gate } 363*0Sstevel@tonic-gate } 364*0Sstevel@tonic-gate length -= 2; 365*0Sstevel@tonic-gate } 366*0Sstevel@tonic-gate if (length < 1) { 367*0Sstevel@tonic-gate (void) fprintf(NetTrace, "(Empty suboption??\?)"); 368*0Sstevel@tonic-gate if (NetTrace == stdout) 369*0Sstevel@tonic-gate (void) fflush(NetTrace); 370*0Sstevel@tonic-gate return; 371*0Sstevel@tonic-gate } 372*0Sstevel@tonic-gate switch (pointer[0]) { 373*0Sstevel@tonic-gate case TELOPT_TTYPE: 374*0Sstevel@tonic-gate (void) fprintf(NetTrace, "TERMINAL-TYPE "); 375*0Sstevel@tonic-gate switch (pointer[1]) { 376*0Sstevel@tonic-gate case TELQUAL_IS: 377*0Sstevel@tonic-gate (void) fprintf(NetTrace, "IS \"%.*s\"", 378*0Sstevel@tonic-gate length-2, 379*0Sstevel@tonic-gate (char *)pointer+2); 380*0Sstevel@tonic-gate break; 381*0Sstevel@tonic-gate case TELQUAL_SEND: 382*0Sstevel@tonic-gate (void) fprintf(NetTrace, "SEND"); 383*0Sstevel@tonic-gate break; 384*0Sstevel@tonic-gate default: 385*0Sstevel@tonic-gate (void) fprintf(NetTrace, 386*0Sstevel@tonic-gate "- unknown qualifier %d (0x%x).", 387*0Sstevel@tonic-gate pointer[1], pointer[1]); 388*0Sstevel@tonic-gate } 389*0Sstevel@tonic-gate break; 390*0Sstevel@tonic-gate case TELOPT_TSPEED: 391*0Sstevel@tonic-gate (void) fprintf(NetTrace, "TERMINAL-SPEED"); 392*0Sstevel@tonic-gate if (length < 2) { 393*0Sstevel@tonic-gate (void) fprintf(NetTrace, 394*0Sstevel@tonic-gate " (empty suboption??\?)"); 395*0Sstevel@tonic-gate break; 396*0Sstevel@tonic-gate } 397*0Sstevel@tonic-gate switch (pointer[1]) { 398*0Sstevel@tonic-gate case TELQUAL_IS: 399*0Sstevel@tonic-gate (void) fprintf(NetTrace, " IS "); 400*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%.*s", length-2, 401*0Sstevel@tonic-gate (char *)pointer+2); 402*0Sstevel@tonic-gate break; 403*0Sstevel@tonic-gate default: 404*0Sstevel@tonic-gate if (pointer[1] == 1) 405*0Sstevel@tonic-gate (void) fprintf(NetTrace, " SEND"); 406*0Sstevel@tonic-gate else 407*0Sstevel@tonic-gate (void) fprintf(NetTrace, 408*0Sstevel@tonic-gate " %d (unknown)", pointer[1]); 409*0Sstevel@tonic-gate for (i = 2; i < length; i++) 410*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", 411*0Sstevel@tonic-gate pointer[i]); 412*0Sstevel@tonic-gate break; 413*0Sstevel@tonic-gate } 414*0Sstevel@tonic-gate break; 415*0Sstevel@tonic-gate 416*0Sstevel@tonic-gate case TELOPT_LFLOW: 417*0Sstevel@tonic-gate (void) fprintf(NetTrace, "TOGGLE-FLOW-CONTROL"); 418*0Sstevel@tonic-gate if (length < 2) { 419*0Sstevel@tonic-gate (void) fprintf(NetTrace, 420*0Sstevel@tonic-gate " (empty suboption??\?)"); 421*0Sstevel@tonic-gate break; 422*0Sstevel@tonic-gate } 423*0Sstevel@tonic-gate switch (pointer[1]) { 424*0Sstevel@tonic-gate case LFLOW_OFF: 425*0Sstevel@tonic-gate (void) fprintf(NetTrace, " OFF"); 426*0Sstevel@tonic-gate break; 427*0Sstevel@tonic-gate case LFLOW_ON: 428*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ON"); 429*0Sstevel@tonic-gate break; 430*0Sstevel@tonic-gate case LFLOW_RESTART_ANY: 431*0Sstevel@tonic-gate (void) fprintf(NetTrace, " RESTART-ANY"); 432*0Sstevel@tonic-gate break; 433*0Sstevel@tonic-gate case LFLOW_RESTART_XON: 434*0Sstevel@tonic-gate (void) fprintf(NetTrace, " RESTART-XON"); 435*0Sstevel@tonic-gate break; 436*0Sstevel@tonic-gate default: 437*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d (unknown)", 438*0Sstevel@tonic-gate pointer[1]); 439*0Sstevel@tonic-gate } 440*0Sstevel@tonic-gate for (i = 2; i < length; i++) 441*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", 442*0Sstevel@tonic-gate pointer[i]); 443*0Sstevel@tonic-gate break; 444*0Sstevel@tonic-gate 445*0Sstevel@tonic-gate case TELOPT_NAWS: 446*0Sstevel@tonic-gate (void) fprintf(NetTrace, "NAWS"); 447*0Sstevel@tonic-gate if (length < 2) { 448*0Sstevel@tonic-gate (void) fprintf(NetTrace, 449*0Sstevel@tonic-gate " (empty suboption??\?)"); 450*0Sstevel@tonic-gate break; 451*0Sstevel@tonic-gate } 452*0Sstevel@tonic-gate if (length == 2) { 453*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", pointer[1]); 454*0Sstevel@tonic-gate break; 455*0Sstevel@tonic-gate } 456*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d %d (%d)", 457*0Sstevel@tonic-gate pointer[1], pointer[2], 458*0Sstevel@tonic-gate (int)((((unsigned int)pointer[1])<<8)| 459*0Sstevel@tonic-gate ((unsigned int)pointer[2]))); 460*0Sstevel@tonic-gate if (length == 4) { 461*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", pointer[3]); 462*0Sstevel@tonic-gate break; 463*0Sstevel@tonic-gate } 464*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d %d (%d)", 465*0Sstevel@tonic-gate pointer[3], pointer[4], 466*0Sstevel@tonic-gate (int)((((unsigned int)pointer[3])<<8)| 467*0Sstevel@tonic-gate ((unsigned int)pointer[4]))); 468*0Sstevel@tonic-gate for (i = 5; i < length; i++) 469*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", pointer[i]); 470*0Sstevel@tonic-gate break; 471*0Sstevel@tonic-gate 472*0Sstevel@tonic-gate case TELOPT_AUTHENTICATION: 473*0Sstevel@tonic-gate (void) fprintf(NetTrace, "AUTHENTICATION"); 474*0Sstevel@tonic-gate if (length < 2) { 475*0Sstevel@tonic-gate (void) fprintf(NetTrace, 476*0Sstevel@tonic-gate " (empty suboption??\?)"); 477*0Sstevel@tonic-gate break; 478*0Sstevel@tonic-gate } 479*0Sstevel@tonic-gate switch (pointer[1]) { 480*0Sstevel@tonic-gate case TELQUAL_REPLY: 481*0Sstevel@tonic-gate case TELQUAL_IS: 482*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %s ", 483*0Sstevel@tonic-gate (pointer[1] == TELQUAL_IS) ? 484*0Sstevel@tonic-gate "IS" : "REPLY"); 485*0Sstevel@tonic-gate if (AUTHTYPE_NAME_OK(pointer[2])) 486*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s ", 487*0Sstevel@tonic-gate AUTHTYPE_NAME(pointer[2])); 488*0Sstevel@tonic-gate else 489*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d ", 490*0Sstevel@tonic-gate pointer[2]); 491*0Sstevel@tonic-gate if (length < 3) { 492*0Sstevel@tonic-gate (void) fprintf(NetTrace, 493*0Sstevel@tonic-gate "(partial suboption??\?)"); 494*0Sstevel@tonic-gate break; 495*0Sstevel@tonic-gate } 496*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s|%s", 497*0Sstevel@tonic-gate ((pointer[3] & AUTH_WHO_MASK) == 498*0Sstevel@tonic-gate AUTH_WHO_CLIENT) ? "CLIENT" : "SERVER", 499*0Sstevel@tonic-gate ((pointer[3] & AUTH_HOW_MASK) == 500*0Sstevel@tonic-gate AUTH_HOW_MUTUAL) ? "MUTUAL" : "ONE-WAY"); 501*0Sstevel@tonic-gate 502*0Sstevel@tonic-gate auth_printsub(&pointer[1], length - 1, 503*0Sstevel@tonic-gate (uchar_t *)buf, sizeof (buf)); 504*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s", buf); 505*0Sstevel@tonic-gate break; 506*0Sstevel@tonic-gate 507*0Sstevel@tonic-gate case TELQUAL_SEND: 508*0Sstevel@tonic-gate i = 2; 509*0Sstevel@tonic-gate (void) fprintf(NetTrace, " SEND "); 510*0Sstevel@tonic-gate while (i < length) { 511*0Sstevel@tonic-gate if (AUTHTYPE_NAME_OK(pointer[i])) 512*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s ", 513*0Sstevel@tonic-gate AUTHTYPE_NAME(pointer[i])); 514*0Sstevel@tonic-gate else 515*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d ", 516*0Sstevel@tonic-gate pointer[i]); 517*0Sstevel@tonic-gate if (++i >= length) { 518*0Sstevel@tonic-gate (void) fprintf(NetTrace, 519*0Sstevel@tonic-gate "(partial " 520*0Sstevel@tonic-gate "suboption??\?)"); 521*0Sstevel@tonic-gate break; 522*0Sstevel@tonic-gate } 523*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s|%s ", 524*0Sstevel@tonic-gate ((pointer[i] & AUTH_WHO_MASK) == 525*0Sstevel@tonic-gate AUTH_WHO_CLIENT) ? 526*0Sstevel@tonic-gate "CLIENT" : "SERVER", 527*0Sstevel@tonic-gate ((pointer[i] & AUTH_HOW_MASK) == 528*0Sstevel@tonic-gate AUTH_HOW_MUTUAL) ? 529*0Sstevel@tonic-gate "MUTUAL" : "ONE-WAY"); 530*0Sstevel@tonic-gate ++i; 531*0Sstevel@tonic-gate } 532*0Sstevel@tonic-gate break; 533*0Sstevel@tonic-gate 534*0Sstevel@tonic-gate case TELQUAL_NAME: 535*0Sstevel@tonic-gate i = 2; 536*0Sstevel@tonic-gate (void) fprintf(NetTrace, " NAME \""); 537*0Sstevel@tonic-gate while (i < length) 538*0Sstevel@tonic-gate (void) putc(pointer[i++], NetTrace); 539*0Sstevel@tonic-gate (void) putc('"', NetTrace); 540*0Sstevel@tonic-gate break; 541*0Sstevel@tonic-gate 542*0Sstevel@tonic-gate default: 543*0Sstevel@tonic-gate for (i = 2; i < length; i++) 544*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", pointer[i]); 545*0Sstevel@tonic-gate break; 546*0Sstevel@tonic-gate } 547*0Sstevel@tonic-gate break; 548*0Sstevel@tonic-gate 549*0Sstevel@tonic-gate case TELOPT_ENCRYPT: 550*0Sstevel@tonic-gate (void) fprintf(NetTrace, "ENCRYPT"); 551*0Sstevel@tonic-gate if (length < 2) { 552*0Sstevel@tonic-gate (void) fprintf(NetTrace, 553*0Sstevel@tonic-gate " (empty suboption??\?)"); 554*0Sstevel@tonic-gate break; 555*0Sstevel@tonic-gate } 556*0Sstevel@tonic-gate switch (pointer[1]) { 557*0Sstevel@tonic-gate case ENCRYPT_START: 558*0Sstevel@tonic-gate (void) fprintf(NetTrace, " START"); 559*0Sstevel@tonic-gate break; 560*0Sstevel@tonic-gate 561*0Sstevel@tonic-gate case ENCRYPT_END: 562*0Sstevel@tonic-gate (void) fprintf(NetTrace, " END"); 563*0Sstevel@tonic-gate break; 564*0Sstevel@tonic-gate 565*0Sstevel@tonic-gate case ENCRYPT_REQSTART: 566*0Sstevel@tonic-gate (void) fprintf(NetTrace, " REQUEST-START"); 567*0Sstevel@tonic-gate break; 568*0Sstevel@tonic-gate 569*0Sstevel@tonic-gate case ENCRYPT_REQEND: 570*0Sstevel@tonic-gate (void) fprintf(NetTrace, " REQUEST-END"); 571*0Sstevel@tonic-gate break; 572*0Sstevel@tonic-gate 573*0Sstevel@tonic-gate case ENCRYPT_IS: 574*0Sstevel@tonic-gate case ENCRYPT_REPLY: 575*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %s ", 576*0Sstevel@tonic-gate (pointer[1] == ENCRYPT_IS) ? 577*0Sstevel@tonic-gate "IS" : "REPLY"); 578*0Sstevel@tonic-gate if (length < 3) { 579*0Sstevel@tonic-gate (void) fprintf(NetTrace, " (partial " 580*0Sstevel@tonic-gate "suboption??\?)"); 581*0Sstevel@tonic-gate break; 582*0Sstevel@tonic-gate } 583*0Sstevel@tonic-gate if (ENCTYPE_NAME_OK(pointer[2])) 584*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s ", 585*0Sstevel@tonic-gate ENCTYPE_NAME(pointer[2])); 586*0Sstevel@tonic-gate else 587*0Sstevel@tonic-gate (void) fprintf(NetTrace, 588*0Sstevel@tonic-gate " %d (unknown)", pointer[2]); 589*0Sstevel@tonic-gate 590*0Sstevel@tonic-gate encrypt_printsub(&pointer[1], length - 1, 591*0Sstevel@tonic-gate (uchar_t *)buf, sizeof (buf)); 592*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s", buf); 593*0Sstevel@tonic-gate break; 594*0Sstevel@tonic-gate 595*0Sstevel@tonic-gate case ENCRYPT_SUPPORT: 596*0Sstevel@tonic-gate i = 2; 597*0Sstevel@tonic-gate (void) fprintf(NetTrace, " SUPPORT "); 598*0Sstevel@tonic-gate while (i < length) { 599*0Sstevel@tonic-gate if (ENCTYPE_NAME_OK(pointer[i])) 600*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s ", 601*0Sstevel@tonic-gate ENCTYPE_NAME(pointer[i])); 602*0Sstevel@tonic-gate else 603*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d ", 604*0Sstevel@tonic-gate pointer[i]); 605*0Sstevel@tonic-gate i++; 606*0Sstevel@tonic-gate } 607*0Sstevel@tonic-gate break; 608*0Sstevel@tonic-gate 609*0Sstevel@tonic-gate case ENCRYPT_ENC_KEYID: 610*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ENC_KEYID "); 611*0Sstevel@tonic-gate goto encommon; 612*0Sstevel@tonic-gate 613*0Sstevel@tonic-gate case ENCRYPT_DEC_KEYID: 614*0Sstevel@tonic-gate (void) fprintf(NetTrace, " DEC_KEYID "); 615*0Sstevel@tonic-gate goto encommon; 616*0Sstevel@tonic-gate 617*0Sstevel@tonic-gate default: 618*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d (unknown)", 619*0Sstevel@tonic-gate pointer[1]); 620*0Sstevel@tonic-gate encommon: 621*0Sstevel@tonic-gate for (i = 2; i < length; i++) 622*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d", 623*0Sstevel@tonic-gate pointer[i]); 624*0Sstevel@tonic-gate break; 625*0Sstevel@tonic-gate } 626*0Sstevel@tonic-gate break; 627*0Sstevel@tonic-gate 628*0Sstevel@tonic-gate case TELOPT_LINEMODE: 629*0Sstevel@tonic-gate (void) fprintf(NetTrace, "LINEMODE "); 630*0Sstevel@tonic-gate if (length < 2) { 631*0Sstevel@tonic-gate (void) fprintf(NetTrace, 632*0Sstevel@tonic-gate " (empty suboption??\?)"); 633*0Sstevel@tonic-gate break; 634*0Sstevel@tonic-gate } 635*0Sstevel@tonic-gate switch (pointer[1]) { 636*0Sstevel@tonic-gate case WILL: 637*0Sstevel@tonic-gate (void) fprintf(NetTrace, "WILL "); 638*0Sstevel@tonic-gate goto common; 639*0Sstevel@tonic-gate case WONT: 640*0Sstevel@tonic-gate (void) fprintf(NetTrace, "WONT "); 641*0Sstevel@tonic-gate goto common; 642*0Sstevel@tonic-gate case DO: 643*0Sstevel@tonic-gate (void) fprintf(NetTrace, "DO "); 644*0Sstevel@tonic-gate goto common; 645*0Sstevel@tonic-gate case DONT: 646*0Sstevel@tonic-gate (void) fprintf(NetTrace, "DONT "); 647*0Sstevel@tonic-gate common: 648*0Sstevel@tonic-gate if (length < 3) { 649*0Sstevel@tonic-gate (void) fprintf(NetTrace, 650*0Sstevel@tonic-gate "(no option??\?)"); 651*0Sstevel@tonic-gate break; 652*0Sstevel@tonic-gate } 653*0Sstevel@tonic-gate switch (pointer[2]) { 654*0Sstevel@tonic-gate case LM_FORWARDMASK: 655*0Sstevel@tonic-gate (void) fprintf(NetTrace, 656*0Sstevel@tonic-gate "Forward Mask"); 657*0Sstevel@tonic-gate for (i = 3; i < length; i++) 658*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %x", 659*0Sstevel@tonic-gate pointer[i]); 660*0Sstevel@tonic-gate break; 661*0Sstevel@tonic-gate default: 662*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d (unknown)", 663*0Sstevel@tonic-gate pointer[2]); 664*0Sstevel@tonic-gate for (i = 3; i < length; i++) 665*0Sstevel@tonic-gate (void) fprintf(NetTrace, 666*0Sstevel@tonic-gate " %d", pointer[i]); 667*0Sstevel@tonic-gate break; 668*0Sstevel@tonic-gate } 669*0Sstevel@tonic-gate break; 670*0Sstevel@tonic-gate 671*0Sstevel@tonic-gate case LM_SLC: 672*0Sstevel@tonic-gate (void) fprintf(NetTrace, "SLC"); 673*0Sstevel@tonic-gate for (i = 2; i < length - 2; i += 3) { 674*0Sstevel@tonic-gate if (SLC_NAME_OK(pointer[i+SLC_FUNC])) 675*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %s", 676*0Sstevel@tonic-gate SLC_NAME(pointer[ 677*0Sstevel@tonic-gate i+SLC_FUNC])); 678*0Sstevel@tonic-gate else 679*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d", 680*0Sstevel@tonic-gate pointer[i+SLC_FUNC]); 681*0Sstevel@tonic-gate switch (pointer[i+SLC_FLAGS] & 682*0Sstevel@tonic-gate SLC_LEVELBITS) { 683*0Sstevel@tonic-gate case SLC_NOSUPPORT: 684*0Sstevel@tonic-gate (void) fprintf(NetTrace, 685*0Sstevel@tonic-gate " NOSUPPORT"); 686*0Sstevel@tonic-gate break; 687*0Sstevel@tonic-gate case SLC_CANTCHANGE: 688*0Sstevel@tonic-gate (void) fprintf(NetTrace, 689*0Sstevel@tonic-gate " CANTCHANGE"); 690*0Sstevel@tonic-gate break; 691*0Sstevel@tonic-gate case SLC_VARIABLE: 692*0Sstevel@tonic-gate (void) fprintf(NetTrace, 693*0Sstevel@tonic-gate " VARIABLE"); 694*0Sstevel@tonic-gate break; 695*0Sstevel@tonic-gate case SLC_DEFAULT: 696*0Sstevel@tonic-gate (void) fprintf(NetTrace, 697*0Sstevel@tonic-gate " DEFAULT"); 698*0Sstevel@tonic-gate break; 699*0Sstevel@tonic-gate } 700*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s%s%s", 701*0Sstevel@tonic-gate pointer[i+SLC_FLAGS]&SLC_ACK ? 702*0Sstevel@tonic-gate "|ACK" : "", 703*0Sstevel@tonic-gate pointer[i+SLC_FLAGS]&SLC_FLUSHIN ? 704*0Sstevel@tonic-gate "|FLUSHIN" : "", 705*0Sstevel@tonic-gate pointer[i+SLC_FLAGS]&SLC_FLUSHOUT ? 706*0Sstevel@tonic-gate "|FLUSHOUT" : ""); 707*0Sstevel@tonic-gate if (pointer[i+SLC_FLAGS] & 708*0Sstevel@tonic-gate ~(SLC_ACK|SLC_FLUSHIN| 709*0Sstevel@tonic-gate SLC_FLUSHOUT| SLC_LEVELBITS)) 710*0Sstevel@tonic-gate (void) fprintf(NetTrace, "(0x%x)", 711*0Sstevel@tonic-gate pointer[i+SLC_FLAGS]); 712*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d;", 713*0Sstevel@tonic-gate pointer[i+SLC_VALUE]); 714*0Sstevel@tonic-gate if ((pointer[i+SLC_VALUE] == IAC) && 715*0Sstevel@tonic-gate (pointer[i+SLC_VALUE+1] == IAC)) 716*0Sstevel@tonic-gate i++; 717*0Sstevel@tonic-gate } 718*0Sstevel@tonic-gate for (; i < length; i++) 719*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", 720*0Sstevel@tonic-gate pointer[i]); 721*0Sstevel@tonic-gate break; 722*0Sstevel@tonic-gate 723*0Sstevel@tonic-gate case LM_MODE: 724*0Sstevel@tonic-gate (void) fprintf(NetTrace, "MODE "); 725*0Sstevel@tonic-gate if (length < 3) { 726*0Sstevel@tonic-gate (void) fprintf(NetTrace, 727*0Sstevel@tonic-gate "(no mode??\?)"); 728*0Sstevel@tonic-gate break; 729*0Sstevel@tonic-gate } 730*0Sstevel@tonic-gate { 731*0Sstevel@tonic-gate char tbuf[64]; 732*0Sstevel@tonic-gate (void) sprintf(tbuf, "%s%s%s%s%s", 733*0Sstevel@tonic-gate pointer[2]&MODE_EDIT ? "|EDIT" : "", 734*0Sstevel@tonic-gate pointer[2]&MODE_TRAPSIG ? 735*0Sstevel@tonic-gate "|TRAPSIG" : "", 736*0Sstevel@tonic-gate pointer[2]&MODE_SOFT_TAB ? 737*0Sstevel@tonic-gate "|SOFT_TAB" : "", 738*0Sstevel@tonic-gate pointer[2]&MODE_LIT_ECHO ? 739*0Sstevel@tonic-gate "|LIT_ECHO" : "", 740*0Sstevel@tonic-gate pointer[2]&MODE_ACK ? "|ACK" : ""); 741*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s", tbuf[1] ? 742*0Sstevel@tonic-gate &tbuf[1] : "0"); 743*0Sstevel@tonic-gate } 744*0Sstevel@tonic-gate if (pointer[2]&~(MODE_MASK)) 745*0Sstevel@tonic-gate (void) fprintf(NetTrace, " (0x%x)", 746*0Sstevel@tonic-gate pointer[2]); 747*0Sstevel@tonic-gate for (i = 3; i < length; i++) 748*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?0x%x?", 749*0Sstevel@tonic-gate pointer[i]); 750*0Sstevel@tonic-gate break; 751*0Sstevel@tonic-gate default: 752*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d (unknown)", 753*0Sstevel@tonic-gate pointer[1]); 754*0Sstevel@tonic-gate for (i = 2; i < length; i++) 755*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d", 756*0Sstevel@tonic-gate pointer[i]); 757*0Sstevel@tonic-gate } 758*0Sstevel@tonic-gate break; 759*0Sstevel@tonic-gate 760*0Sstevel@tonic-gate case TELOPT_STATUS: { 761*0Sstevel@tonic-gate register char *cp; 762*0Sstevel@tonic-gate register int j, k; 763*0Sstevel@tonic-gate 764*0Sstevel@tonic-gate (void) fprintf(NetTrace, "STATUS"); 765*0Sstevel@tonic-gate 766*0Sstevel@tonic-gate switch (pointer[1]) { 767*0Sstevel@tonic-gate default: 768*0Sstevel@tonic-gate if (pointer[1] == TELQUAL_SEND) 769*0Sstevel@tonic-gate (void) fprintf(NetTrace, 770*0Sstevel@tonic-gate " SEND"); 771*0Sstevel@tonic-gate else 772*0Sstevel@tonic-gate (void) fprintf(NetTrace, 773*0Sstevel@tonic-gate " %d (unknown)", 774*0Sstevel@tonic-gate pointer[1]); 775*0Sstevel@tonic-gate for (i = 2; i < length; i++) 776*0Sstevel@tonic-gate (void) fprintf(NetTrace, " ?%d?", 777*0Sstevel@tonic-gate pointer[i]); 778*0Sstevel@tonic-gate break; 779*0Sstevel@tonic-gate case TELQUAL_IS: 780*0Sstevel@tonic-gate if (--want_status_response < 0) 781*0Sstevel@tonic-gate want_status_response = 0; 782*0Sstevel@tonic-gate if (NetTrace == stdout) 783*0Sstevel@tonic-gate (void) fprintf(NetTrace, 784*0Sstevel@tonic-gate " IS\r\n"); 785*0Sstevel@tonic-gate else 786*0Sstevel@tonic-gate (void) fprintf(NetTrace, 787*0Sstevel@tonic-gate " IS\n"); 788*0Sstevel@tonic-gate 789*0Sstevel@tonic-gate for (i = 2; i < length; i++) { 790*0Sstevel@tonic-gate switch (pointer[i]) { 791*0Sstevel@tonic-gate case DO: 792*0Sstevel@tonic-gate cp = "DO"; 793*0Sstevel@tonic-gate goto common2; 794*0Sstevel@tonic-gate case DONT: 795*0Sstevel@tonic-gate cp = "DONT"; 796*0Sstevel@tonic-gate goto common2; 797*0Sstevel@tonic-gate case WILL: 798*0Sstevel@tonic-gate cp = "WILL"; 799*0Sstevel@tonic-gate goto common2; 800*0Sstevel@tonic-gate case WONT: 801*0Sstevel@tonic-gate cp = "WONT"; 802*0Sstevel@tonic-gate goto common2; 803*0Sstevel@tonic-gate common2: 804*0Sstevel@tonic-gate i++; 805*0Sstevel@tonic-gate if (TELOPT_OK( 806*0Sstevel@tonic-gate (int)pointer[i])) 807*0Sstevel@tonic-gate (void) fprintf( 808*0Sstevel@tonic-gate NetTrace, 809*0Sstevel@tonic-gate " %s %s", 810*0Sstevel@tonic-gate cp, 811*0Sstevel@tonic-gate TELOPT( 812*0Sstevel@tonic-gate pointer[ 813*0Sstevel@tonic-gate i])); 814*0Sstevel@tonic-gate else 815*0Sstevel@tonic-gate (void) fprintf( 816*0Sstevel@tonic-gate NetTrace, 817*0Sstevel@tonic-gate " %s %d", 818*0Sstevel@tonic-gate cp, 819*0Sstevel@tonic-gate pointer[i]); 820*0Sstevel@tonic-gate 821*0Sstevel@tonic-gate if (NetTrace == stdout) 822*0Sstevel@tonic-gate (void) fprintf( 823*0Sstevel@tonic-gate NetTrace, 824*0Sstevel@tonic-gate "\r\n"); 825*0Sstevel@tonic-gate else 826*0Sstevel@tonic-gate (void) fprintf( 827*0Sstevel@tonic-gate NetTrace, 828*0Sstevel@tonic-gate "\n"); 829*0Sstevel@tonic-gate break; 830*0Sstevel@tonic-gate 831*0Sstevel@tonic-gate case SB: 832*0Sstevel@tonic-gate (void) fprintf(NetTrace, 833*0Sstevel@tonic-gate " SB "); 834*0Sstevel@tonic-gate i++; 835*0Sstevel@tonic-gate j = k = i; 836*0Sstevel@tonic-gate while (j < length) { 837*0Sstevel@tonic-gate if (pointer[j] == SE) { 838*0Sstevel@tonic-gate if (j+1 == length) 839*0Sstevel@tonic-gate break; 840*0Sstevel@tonic-gate if (pointer[j+1] == SE) 841*0Sstevel@tonic-gate j++; 842*0Sstevel@tonic-gate else 843*0Sstevel@tonic-gate break; 844*0Sstevel@tonic-gate } 845*0Sstevel@tonic-gate pointer[k++] = pointer[j++]; 846*0Sstevel@tonic-gate } 847*0Sstevel@tonic-gate printsub(0, 848*0Sstevel@tonic-gate &pointer[i], k - i); 849*0Sstevel@tonic-gate if (i < length) { 850*0Sstevel@tonic-gate (void) fprintf(NetTrace, " SE"); 851*0Sstevel@tonic-gate i = j; 852*0Sstevel@tonic-gate } else 853*0Sstevel@tonic-gate i = j - 1; 854*0Sstevel@tonic-gate 855*0Sstevel@tonic-gate if (NetTrace == stdout) 856*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\r\n"); 857*0Sstevel@tonic-gate else 858*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\n"); 859*0Sstevel@tonic-gate 860*0Sstevel@tonic-gate break; 861*0Sstevel@tonic-gate 862*0Sstevel@tonic-gate default: 863*0Sstevel@tonic-gate (void) fprintf(NetTrace, 864*0Sstevel@tonic-gate " %d", pointer[i]); 865*0Sstevel@tonic-gate break; 866*0Sstevel@tonic-gate } 867*0Sstevel@tonic-gate } 868*0Sstevel@tonic-gate break; 869*0Sstevel@tonic-gate } 870*0Sstevel@tonic-gate break; 871*0Sstevel@tonic-gate } 872*0Sstevel@tonic-gate 873*0Sstevel@tonic-gate case TELOPT_XDISPLOC: 874*0Sstevel@tonic-gate (void) fprintf(NetTrace, "X-DISPLAY-LOCATION "); 875*0Sstevel@tonic-gate switch (pointer[1]) { 876*0Sstevel@tonic-gate case TELQUAL_IS: 877*0Sstevel@tonic-gate (void) fprintf(NetTrace, "IS \"%.*s\"", 878*0Sstevel@tonic-gate length-2, (char *)pointer+2); 879*0Sstevel@tonic-gate break; 880*0Sstevel@tonic-gate case TELQUAL_SEND: 881*0Sstevel@tonic-gate (void) fprintf(NetTrace, "SEND"); 882*0Sstevel@tonic-gate break; 883*0Sstevel@tonic-gate default: 884*0Sstevel@tonic-gate (void) fprintf(NetTrace, 885*0Sstevel@tonic-gate "- unknown qualifier %d (0x%x).", 886*0Sstevel@tonic-gate pointer[1], pointer[1]); 887*0Sstevel@tonic-gate } 888*0Sstevel@tonic-gate break; 889*0Sstevel@tonic-gate 890*0Sstevel@tonic-gate case TELOPT_NEW_ENVIRON: 891*0Sstevel@tonic-gate (void) fprintf(NetTrace, "NEW-ENVIRON "); 892*0Sstevel@tonic-gate #ifdef OLD_ENVIRON 893*0Sstevel@tonic-gate goto env_common1; 894*0Sstevel@tonic-gate case TELOPT_OLD_ENVIRON: 895*0Sstevel@tonic-gate (void) fprintf(NetTrace, "OLD-ENVIRON "); 896*0Sstevel@tonic-gate env_common1: 897*0Sstevel@tonic-gate #endif 898*0Sstevel@tonic-gate switch (pointer[1]) { 899*0Sstevel@tonic-gate case TELQUAL_IS: 900*0Sstevel@tonic-gate (void) fprintf(NetTrace, "IS "); 901*0Sstevel@tonic-gate goto env_common; 902*0Sstevel@tonic-gate case TELQUAL_SEND: 903*0Sstevel@tonic-gate (void) fprintf(NetTrace, "SEND "); 904*0Sstevel@tonic-gate goto env_common; 905*0Sstevel@tonic-gate case TELQUAL_INFO: 906*0Sstevel@tonic-gate (void) fprintf(NetTrace, "INFO "); 907*0Sstevel@tonic-gate env_common: 908*0Sstevel@tonic-gate { 909*0Sstevel@tonic-gate register int noquote = 2; 910*0Sstevel@tonic-gate #if defined(ENV_HACK) && defined(OLD_ENVIRON) 911*0Sstevel@tonic-gate extern int old_env_var, old_env_value; 912*0Sstevel@tonic-gate #endif 913*0Sstevel@tonic-gate for (i = 2; i < length; i++) { 914*0Sstevel@tonic-gate switch (pointer[i]) { 915*0Sstevel@tonic-gate case NEW_ENV_VALUE: 916*0Sstevel@tonic-gate #ifdef OLD_ENVIRON 917*0Sstevel@tonic-gate /* case NEW_ENV_OVAR: */ 918*0Sstevel@tonic-gate if (pointer[0] == TELOPT_OLD_ENVIRON) { 919*0Sstevel@tonic-gate #ifdef ENV_HACK 920*0Sstevel@tonic-gate if (old_env_var == OLD_ENV_VALUE) 921*0Sstevel@tonic-gate (void) fprintf(NetTrace, 922*0Sstevel@tonic-gate "\" (VALUE) " + noquote); 923*0Sstevel@tonic-gate else 924*0Sstevel@tonic-gate #endif 925*0Sstevel@tonic-gate (void) fprintf(NetTrace, 926*0Sstevel@tonic-gate "\" VAR " + noquote); 927*0Sstevel@tonic-gate } else 928*0Sstevel@tonic-gate #endif /* OLD_ENVIRON */ 929*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\" VALUE " + noquote); 930*0Sstevel@tonic-gate noquote = 2; 931*0Sstevel@tonic-gate break; 932*0Sstevel@tonic-gate 933*0Sstevel@tonic-gate case NEW_ENV_VAR: 934*0Sstevel@tonic-gate #ifdef OLD_ENVIRON 935*0Sstevel@tonic-gate /* case OLD_ENV_VALUE: */ 936*0Sstevel@tonic-gate if (pointer[0] == TELOPT_OLD_ENVIRON) { 937*0Sstevel@tonic-gate #ifdef ENV_HACK 938*0Sstevel@tonic-gate if (old_env_value == OLD_ENV_VAR) 939*0Sstevel@tonic-gate (void) fprintf(NetTrace, 940*0Sstevel@tonic-gate "\" (VAR) " + noquote); 941*0Sstevel@tonic-gate else 942*0Sstevel@tonic-gate #endif 943*0Sstevel@tonic-gate (void) fprintf(NetTrace, 944*0Sstevel@tonic-gate "\" VALUE " + noquote); 945*0Sstevel@tonic-gate } else 946*0Sstevel@tonic-gate #endif /* OLD_ENVIRON */ 947*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\" VAR " + noquote); 948*0Sstevel@tonic-gate noquote = 2; 949*0Sstevel@tonic-gate break; 950*0Sstevel@tonic-gate 951*0Sstevel@tonic-gate case ENV_ESC: 952*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\" ESC " + noquote); 953*0Sstevel@tonic-gate noquote = 2; 954*0Sstevel@tonic-gate break; 955*0Sstevel@tonic-gate 956*0Sstevel@tonic-gate case ENV_USERVAR: 957*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\" USERVAR " + noquote); 958*0Sstevel@tonic-gate noquote = 2; 959*0Sstevel@tonic-gate break; 960*0Sstevel@tonic-gate 961*0Sstevel@tonic-gate default: 962*0Sstevel@tonic-gate def_case: 963*0Sstevel@tonic-gate if (isprint(pointer[i]) && pointer[i] != '"') { 964*0Sstevel@tonic-gate if (noquote) { 965*0Sstevel@tonic-gate (void) putc('"', NetTrace); 966*0Sstevel@tonic-gate noquote = 0; 967*0Sstevel@tonic-gate } 968*0Sstevel@tonic-gate (void) putc(pointer[i], NetTrace); 969*0Sstevel@tonic-gate } else { 970*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\" %03o " + noquote, 971*0Sstevel@tonic-gate pointer[i]); 972*0Sstevel@tonic-gate noquote = 2; 973*0Sstevel@tonic-gate } 974*0Sstevel@tonic-gate break; 975*0Sstevel@tonic-gate } 976*0Sstevel@tonic-gate } 977*0Sstevel@tonic-gate if (!noquote) 978*0Sstevel@tonic-gate (void) putc('"', NetTrace); 979*0Sstevel@tonic-gate break; 980*0Sstevel@tonic-gate } 981*0Sstevel@tonic-gate } 982*0Sstevel@tonic-gate break; 983*0Sstevel@tonic-gate 984*0Sstevel@tonic-gate default: 985*0Sstevel@tonic-gate if (TELOPT_OK(pointer[0])) 986*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%s (unknown)", TELOPT(pointer[0])); 987*0Sstevel@tonic-gate else 988*0Sstevel@tonic-gate (void) fprintf(NetTrace, "%d (unknown)", pointer[0]); 989*0Sstevel@tonic-gate for (i = 1; i < length; i++) 990*0Sstevel@tonic-gate (void) fprintf(NetTrace, " %d", pointer[i]); 991*0Sstevel@tonic-gate break; 992*0Sstevel@tonic-gate } 993*0Sstevel@tonic-gate if (direction) { 994*0Sstevel@tonic-gate if (NetTrace == stdout) 995*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\r\n"); 996*0Sstevel@tonic-gate else 997*0Sstevel@tonic-gate (void) fprintf(NetTrace, "\n"); 998*0Sstevel@tonic-gate } 999*0Sstevel@tonic-gate if (NetTrace == stdout) 1000*0Sstevel@tonic-gate (void) fflush(NetTrace); 1001*0Sstevel@tonic-gate } 1002*0Sstevel@tonic-gate } 1003*0Sstevel@tonic-gate 1004*0Sstevel@tonic-gate /* 1005*0Sstevel@tonic-gate * EmptyTerminal - called to make sure that the terminal buffer is empty. 1006*0Sstevel@tonic-gate * Note that we consider the buffer to run all the 1007*0Sstevel@tonic-gate * way to the kernel (thus the select). 1008*0Sstevel@tonic-gate */ 1009*0Sstevel@tonic-gate 1010*0Sstevel@tonic-gate static void 1011*0Sstevel@tonic-gate EmptyTerminal() 1012*0Sstevel@tonic-gate { 1013*0Sstevel@tonic-gate fd_set o; 1014*0Sstevel@tonic-gate 1015*0Sstevel@tonic-gate FD_ZERO(&o); 1016*0Sstevel@tonic-gate 1017*0Sstevel@tonic-gate if (TTYBYTES() == 0) { 1018*0Sstevel@tonic-gate FD_SET(tout, &o); 1019*0Sstevel@tonic-gate /* wait for TTLOWAT */ 1020*0Sstevel@tonic-gate (void) select(tout+1, NULL, &o, NULL, NULL); 1021*0Sstevel@tonic-gate } else { 1022*0Sstevel@tonic-gate while (TTYBYTES()) { 1023*0Sstevel@tonic-gate if (ttyflush(0) == -2) { 1024*0Sstevel@tonic-gate /* This will not return. */ 1025*0Sstevel@tonic-gate fatal_tty_error("write"); 1026*0Sstevel@tonic-gate } 1027*0Sstevel@tonic-gate FD_SET(tout, &o); 1028*0Sstevel@tonic-gate /* wait for TTLOWAT */ 1029*0Sstevel@tonic-gate (void) select(tout+1, NULL, &o, NULL, NULL); 1030*0Sstevel@tonic-gate } 1031*0Sstevel@tonic-gate } 1032*0Sstevel@tonic-gate } 1033*0Sstevel@tonic-gate 1034*0Sstevel@tonic-gate static void 1035*0Sstevel@tonic-gate SetForExit() 1036*0Sstevel@tonic-gate { 1037*0Sstevel@tonic-gate setconnmode(0); 1038*0Sstevel@tonic-gate do { 1039*0Sstevel@tonic-gate (void) telrcv(); /* Process any incoming data */ 1040*0Sstevel@tonic-gate EmptyTerminal(); 1041*0Sstevel@tonic-gate } while (ring_full_count(&netiring)); /* While there is any */ 1042*0Sstevel@tonic-gate setcommandmode(); 1043*0Sstevel@tonic-gate (void) fflush(stdout); 1044*0Sstevel@tonic-gate (void) fflush(stderr); 1045*0Sstevel@tonic-gate setconnmode(0); 1046*0Sstevel@tonic-gate EmptyTerminal(); /* Flush the path to the tty */ 1047*0Sstevel@tonic-gate setcommandmode(); 1048*0Sstevel@tonic-gate } 1049*0Sstevel@tonic-gate 1050*0Sstevel@tonic-gate void 1051*0Sstevel@tonic-gate Exit(returnCode) 1052*0Sstevel@tonic-gate int returnCode; 1053*0Sstevel@tonic-gate { 1054*0Sstevel@tonic-gate SetForExit(); 1055*0Sstevel@tonic-gate exit(returnCode); 1056*0Sstevel@tonic-gate } 1057*0Sstevel@tonic-gate 1058*0Sstevel@tonic-gate void 1059*0Sstevel@tonic-gate ExitString(string, returnCode) 1060*0Sstevel@tonic-gate char *string; 1061*0Sstevel@tonic-gate int returnCode; 1062*0Sstevel@tonic-gate { 1063*0Sstevel@tonic-gate SetForExit(); 1064*0Sstevel@tonic-gate (void) fwrite(string, 1, strlen(string), stderr); 1065*0Sstevel@tonic-gate exit(returnCode); 1066*0Sstevel@tonic-gate } 1067*0Sstevel@tonic-gate 1068*0Sstevel@tonic-gate #define BUFFER_CHUNK_SIZE 64 1069*0Sstevel@tonic-gate 1070*0Sstevel@tonic-gate /* Round up to a multiple of BUFFER_CHUNK_SIZE */ 1071*0Sstevel@tonic-gate #define ROUND_CHUNK_SIZE(s) ((((s) + BUFFER_CHUNK_SIZE - 1) / \ 1072*0Sstevel@tonic-gate BUFFER_CHUNK_SIZE) * BUFFER_CHUNK_SIZE) 1073*0Sstevel@tonic-gate 1074*0Sstevel@tonic-gate /* 1075*0Sstevel@tonic-gate * Optionally allocate a buffer, and optionally read a string from a stream 1076*0Sstevel@tonic-gate * into the buffer, starting at the given offset. If the buffer isn't 1077*0Sstevel@tonic-gate * large enough for the given offset, or if buffer space is exhausted 1078*0Sstevel@tonic-gate * when reading the string, the size of the buffer is increased. 1079*0Sstevel@tonic-gate * 1080*0Sstevel@tonic-gate * A buffer can be supplied when the function is called, passing the 1081*0Sstevel@tonic-gate * buffer address via the first argument. The buffer size can be 1082*0Sstevel@tonic-gate * passed as well, in the second argument. If the second argument is 1083*0Sstevel@tonic-gate * NULL, the function makes no assumptions about the buffer size. 1084*0Sstevel@tonic-gate * The address of the buffer is returned via the first argument, and the 1085*0Sstevel@tonic-gate * buffer size via the second argument if this is not NULL. 1086*0Sstevel@tonic-gate * These returned values may differ from the supplied values if the buffer 1087*0Sstevel@tonic-gate * was reallocated. 1088*0Sstevel@tonic-gate * 1089*0Sstevel@tonic-gate * If no buffer is to be supplied, specify a buffer address of NULL, via 1090*0Sstevel@tonic-gate * the first argument. 1091*0Sstevel@tonic-gate * 1092*0Sstevel@tonic-gate * If the pointer to the buffer address is NULL, the function just returns 1093*0Sstevel@tonic-gate * NULL, and performs no other processing. 1094*0Sstevel@tonic-gate * 1095*0Sstevel@tonic-gate * If a NULL stream is passed, the function will just make sure the 1096*0Sstevel@tonic-gate * supplied buffer is large enough to hold the supplied offset, 1097*0Sstevel@tonic-gate * reallocating it if is too small or too large. 1098*0Sstevel@tonic-gate * 1099*0Sstevel@tonic-gate * The returned buffer will be a multiple of BUFFER_CHUNK_SIZE in size. 1100*0Sstevel@tonic-gate * 1101*0Sstevel@tonic-gate * The function stops reading from the stream when a newline is read, 1102*0Sstevel@tonic-gate * end of file is reached, or an error occurs. The newline is not 1103*0Sstevel@tonic-gate * returned in the buffer. The returned string will be NULL terminated. 1104*0Sstevel@tonic-gate * 1105*0Sstevel@tonic-gate * The function returns the address of the buffer if any characters 1106*0Sstevel@tonic-gate * are read and no error occurred, otherwise it returns NULL. 1107*0Sstevel@tonic-gate * 1108*0Sstevel@tonic-gate * If the function returns NULL, a buffer may have been allocated. The 1109*0Sstevel@tonic-gate * buffer address will be returned via the first argument, together with 1110*0Sstevel@tonic-gate * the buffer size if the second argument is not NULL. 1111*0Sstevel@tonic-gate * 1112*0Sstevel@tonic-gate */ 1113*0Sstevel@tonic-gate static char * 1114*0Sstevel@tonic-gate GetStringAtOffset(bufp, cbufsiz, off, st) 1115*0Sstevel@tonic-gate char **bufp; 1116*0Sstevel@tonic-gate unsigned int *cbufsiz; 1117*0Sstevel@tonic-gate unsigned int off; 1118*0Sstevel@tonic-gate FILE *st; 1119*0Sstevel@tonic-gate { 1120*0Sstevel@tonic-gate unsigned int bufsiz; 1121*0Sstevel@tonic-gate char *buf; 1122*0Sstevel@tonic-gate char *nbuf; 1123*0Sstevel@tonic-gate unsigned int idx = off; 1124*0Sstevel@tonic-gate 1125*0Sstevel@tonic-gate if (bufp == NULL) 1126*0Sstevel@tonic-gate return (NULL); 1127*0Sstevel@tonic-gate 1128*0Sstevel@tonic-gate buf = *bufp; 1129*0Sstevel@tonic-gate 1130*0Sstevel@tonic-gate bufsiz = ROUND_CHUNK_SIZE(off + 1); 1131*0Sstevel@tonic-gate 1132*0Sstevel@tonic-gate if (buf == NULL || cbufsiz == NULL || *cbufsiz != bufsiz) { 1133*0Sstevel@tonic-gate if ((nbuf = realloc(buf, bufsiz)) == NULL) 1134*0Sstevel@tonic-gate return (NULL); 1135*0Sstevel@tonic-gate 1136*0Sstevel@tonic-gate buf = nbuf; 1137*0Sstevel@tonic-gate *bufp = buf; 1138*0Sstevel@tonic-gate if (cbufsiz != NULL) 1139*0Sstevel@tonic-gate *cbufsiz = bufsiz; 1140*0Sstevel@tonic-gate } 1141*0Sstevel@tonic-gate 1142*0Sstevel@tonic-gate 1143*0Sstevel@tonic-gate if (st == NULL) 1144*0Sstevel@tonic-gate return (buf); 1145*0Sstevel@tonic-gate 1146*0Sstevel@tonic-gate clearerr(st); 1147*0Sstevel@tonic-gate for (;;) { 1148*0Sstevel@tonic-gate int c = getc(st); 1149*0Sstevel@tonic-gate 1150*0Sstevel@tonic-gate /* Expand the buffer as needed. */ 1151*0Sstevel@tonic-gate if (idx == bufsiz) { 1152*0Sstevel@tonic-gate bufsiz += BUFFER_CHUNK_SIZE; 1153*0Sstevel@tonic-gate if ((nbuf = realloc(buf, bufsiz)) == NULL) { 1154*0Sstevel@tonic-gate /* Discard everything we read. */ 1155*0Sstevel@tonic-gate buf[off] = 0; 1156*0Sstevel@tonic-gate buf = NULL; 1157*0Sstevel@tonic-gate break; 1158*0Sstevel@tonic-gate } 1159*0Sstevel@tonic-gate buf = nbuf; 1160*0Sstevel@tonic-gate *bufp = buf; 1161*0Sstevel@tonic-gate if (cbufsiz != NULL) 1162*0Sstevel@tonic-gate *cbufsiz = bufsiz; 1163*0Sstevel@tonic-gate } 1164*0Sstevel@tonic-gate 1165*0Sstevel@tonic-gate if (c == EOF || c == '\n') { 1166*0Sstevel@tonic-gate buf[idx] = 0; 1167*0Sstevel@tonic-gate if (ferror(st) != 0) { 1168*0Sstevel@tonic-gate /* Retry if interrupted by a signal. */ 1169*0Sstevel@tonic-gate if (errno == EINTR) { 1170*0Sstevel@tonic-gate clearerr(st); 1171*0Sstevel@tonic-gate continue; 1172*0Sstevel@tonic-gate } 1173*0Sstevel@tonic-gate buf = NULL; 1174*0Sstevel@tonic-gate } else if (feof(st) != 0) { 1175*0Sstevel@tonic-gate /* No characters transferred? */ 1176*0Sstevel@tonic-gate if (off == idx) 1177*0Sstevel@tonic-gate buf = NULL; 1178*0Sstevel@tonic-gate } 1179*0Sstevel@tonic-gate break; 1180*0Sstevel@tonic-gate } 1181*0Sstevel@tonic-gate buf[idx++] = c; 1182*0Sstevel@tonic-gate } 1183*0Sstevel@tonic-gate return (buf); 1184*0Sstevel@tonic-gate } 1185*0Sstevel@tonic-gate 1186*0Sstevel@tonic-gate /* 1187*0Sstevel@tonic-gate * Read a string from the supplied stream. Stop reading when a newline 1188*0Sstevel@tonic-gate * is read, end of file reached, or an error occurs. 1189*0Sstevel@tonic-gate * 1190*0Sstevel@tonic-gate * A buffer can be supplied by specifying the buffer address via the 1191*0Sstevel@tonic-gate * first argument. The buffer size can be passed via the second argument. 1192*0Sstevel@tonic-gate * If the second argument is NULL, the function makes no assumptions 1193*0Sstevel@tonic-gate * about the buffer size. The buffer will be reallocated if it is too 1194*0Sstevel@tonic-gate * small or too large for the returned string. 1195*0Sstevel@tonic-gate * 1196*0Sstevel@tonic-gate * If no buffer is to be supplied, specify a buffer address of NULL, 1197*0Sstevel@tonic-gate * via the first argument. 1198*0Sstevel@tonic-gate * 1199*0Sstevel@tonic-gate * If the first argument is NULL, the function just returns NULL, and 1200*0Sstevel@tonic-gate * performs no other processing. 1201*0Sstevel@tonic-gate * 1202*0Sstevel@tonic-gate * The function returns the address of the buffer if any characters are 1203*0Sstevel@tonic-gate * read and no error occurred. 1204*0Sstevel@tonic-gate * 1205*0Sstevel@tonic-gate * If the function returns NULL, a buffer may have been allocated. The 1206*0Sstevel@tonic-gate * buffer address and buffer size will be returned via the first argument, 1207*0Sstevel@tonic-gate * and the buffer size via the second argument, if this isn't NULL. 1208*0Sstevel@tonic-gate */ 1209*0Sstevel@tonic-gate char * 1210*0Sstevel@tonic-gate GetString(bufp, bufsiz, st) 1211*0Sstevel@tonic-gate char **bufp; 1212*0Sstevel@tonic-gate unsigned int *bufsiz; 1213*0Sstevel@tonic-gate FILE *st; 1214*0Sstevel@tonic-gate { 1215*0Sstevel@tonic-gate return (GetStringAtOffset(bufp, bufsiz, 0, st)); 1216*0Sstevel@tonic-gate } 1217*0Sstevel@tonic-gate 1218*0Sstevel@tonic-gate /* 1219*0Sstevel@tonic-gate * Allocate a buffer to hold a string of given length. 1220*0Sstevel@tonic-gate * 1221*0Sstevel@tonic-gate * An existing buffer can be reallocated by passing its address and via 1222*0Sstevel@tonic-gate * the first argument. The buffer size can be passed via the second 1223*0Sstevel@tonic-gate * argument. If the second argument is NULL, the function makes no 1224*0Sstevel@tonic-gate * assumptions about the buffer size. 1225*0Sstevel@tonic-gate * 1226*0Sstevel@tonic-gate * If no existing buffer is to be supplied, pass a NULL buffer address via 1227*0Sstevel@tonic-gate * the first argument. 1228*0Sstevel@tonic-gate * 1229*0Sstevel@tonic-gate * If the first argument is NULL, the function just returns NULL, 1230*0Sstevel@tonic-gate * and performs no other processing. 1231*0Sstevel@tonic-gate */ 1232*0Sstevel@tonic-gate char * 1233*0Sstevel@tonic-gate AllocStringBuffer(bufp, bufsiz, size) 1234*0Sstevel@tonic-gate char **bufp; 1235*0Sstevel@tonic-gate unsigned int *bufsiz; 1236*0Sstevel@tonic-gate unsigned int size; 1237*0Sstevel@tonic-gate { 1238*0Sstevel@tonic-gate return (GetStringAtOffset(bufp, bufsiz, size, (FILE *)NULL)); 1239*0Sstevel@tonic-gate } 1240*0Sstevel@tonic-gate 1241*0Sstevel@tonic-gate /* 1242*0Sstevel@tonic-gate * This function is similar to GetString(), except that the string read 1243*0Sstevel@tonic-gate * from the stream is appended to the supplied string. 1244*0Sstevel@tonic-gate */ 1245*0Sstevel@tonic-gate char * 1246*0Sstevel@tonic-gate GetAndAppendString(bufp, bufsiz, str, st) 1247*0Sstevel@tonic-gate char **bufp; 1248*0Sstevel@tonic-gate unsigned int *bufsiz; 1249*0Sstevel@tonic-gate char *str; 1250*0Sstevel@tonic-gate FILE *st; 1251*0Sstevel@tonic-gate { 1252*0Sstevel@tonic-gate unsigned int off = strlen(str); 1253*0Sstevel@tonic-gate 1254*0Sstevel@tonic-gate if (GetStringAtOffset(bufp, bufsiz, off, st) == NULL) 1255*0Sstevel@tonic-gate return (NULL); 1256*0Sstevel@tonic-gate 1257*0Sstevel@tonic-gate return (memcpy(*bufp, str, off)); 1258*0Sstevel@tonic-gate } 1259