Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1 | /* |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 2 | * |
| 3 | * scp - secure remote copy. This is basically patched BSD rcp which uses ssh |
| 4 | * to do the data transfer (instead of using rcmd). |
| 5 | * |
| 6 | * NOTE: This version should NOT be suid root. (This uses ssh to do the transfer |
| 7 | * and ssh has the necessary privileges.) |
| 8 | * |
| 9 | * 1995 Timo Rinne <tri@iki.fi>, Tatu Ylonen <ylo@cs.hut.fi> |
| 10 | * |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 11 | */ |
| 12 | |
| 13 | /* |
| 14 | * Copyright (c) 1983, 1990, 1992, 1993, 1995 |
| 15 | * The Regents of the University of California. All rights reserved. |
| 16 | * |
| 17 | * Redistribution and use in source and binary forms, with or without |
| 18 | * modification, are permitted provided that the following conditions |
| 19 | * are met: |
| 20 | * 1. Redistributions of source code must retain the above copyright |
| 21 | * notice, this list of conditions and the following disclaimer. |
| 22 | * 2. Redistributions in binary form must reproduce the above copyright |
| 23 | * notice, this list of conditions and the following disclaimer in the |
| 24 | * documentation and/or other materials provided with the distribution. |
| 25 | * 3. All advertising materials mentioning features or use of this software |
| 26 | * must display the following acknowledgement: |
| 27 | * This product includes software developed by the University of |
| 28 | * California, Berkeley and its contributors. |
| 29 | * 4. Neither the name of the University nor the names of its contributors |
| 30 | * may be used to endorse or promote products derived from this software |
| 31 | * without specific prior written permission. |
| 32 | * |
| 33 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 34 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 35 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 36 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 37 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 38 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 39 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 40 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 41 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 42 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 43 | * SUCH DAMAGE. |
| 44 | * |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 45 | */ |
| 46 | |
| 47 | #include "includes.h" |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 48 | RCSID("$Id: scp.c,v 1.16 2000/01/14 04:45:51 damien Exp $"); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 49 | |
| 50 | #include "ssh.h" |
| 51 | #include "xmalloc.h" |
| 52 | #include <utime.h> |
| 53 | |
| 54 | #define _PATH_CP "cp" |
| 55 | |
| 56 | /* For progressmeter() -- number of seconds before xfer considered "stalled" */ |
| 57 | #define STALLTIME 5 |
| 58 | |
| 59 | /* Visual statistics about files as they are transferred. */ |
| 60 | void progressmeter(int); |
| 61 | |
| 62 | /* Returns width of the terminal (for progress meter calculations). */ |
| 63 | int getttywidth(void); |
| 64 | |
| 65 | /* Time a transfer started. */ |
| 66 | static struct timeval start; |
| 67 | |
| 68 | /* Number of bytes of current file transferred so far. */ |
| 69 | volatile unsigned long statbytes; |
| 70 | |
| 71 | /* Total size of current file. */ |
Damien Miller | a2d6efe | 1999-11-13 13:22:46 +1100 | [diff] [blame] | 72 | off_t totalbytes = 0; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 73 | |
| 74 | /* Name of current file being transferred. */ |
| 75 | char *curfile; |
| 76 | |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 77 | /* This is set to non-zero if IPv4 is desired. */ |
| 78 | int IPv4 = 0; |
| 79 | |
| 80 | /* This is set to non-zero if IPv6 is desired. */ |
| 81 | int IPv6 = 0; |
| 82 | |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 83 | /* This is set to non-zero to enable verbose mode. */ |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 84 | int verbose_mode = 0; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 85 | |
| 86 | /* This is set to non-zero if compression is desired. */ |
Damien Miller | d8087f6 | 1999-11-25 12:31:26 +1100 | [diff] [blame] | 87 | int compress_flag = 0; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 88 | |
| 89 | /* This is set to zero if the progressmeter is not desired. */ |
| 90 | int showprogress = 1; |
| 91 | |
| 92 | /* This is set to non-zero if running in batch mode (that is, password |
| 93 | and passphrase queries are not allowed). */ |
| 94 | int batchmode = 0; |
| 95 | |
| 96 | /* This is set to the cipher type string if given on the command line. */ |
| 97 | char *cipher = NULL; |
| 98 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 99 | /* This is set to the RSA authentication identity file name if given on |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 100 | the command line. */ |
| 101 | char *identity = NULL; |
| 102 | |
| 103 | /* This is the port to use in contacting the remote site (is non-NULL). */ |
| 104 | char *port = NULL; |
| 105 | |
Damien Miller | 5428f64 | 1999-11-25 11:54:57 +1100 | [diff] [blame] | 106 | /* |
| 107 | * This function executes the given command as the specified user on the |
| 108 | * given host. This returns < 0 if execution fails, and >= 0 otherwise. This |
| 109 | * assigns the input and output file descriptors on success. |
| 110 | */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 111 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 112 | int |
| 113 | do_cmd(char *host, char *remuser, char *cmd, int *fdin, int *fdout) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 114 | { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 115 | int pin[2], pout[2], reserved[2]; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 116 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 117 | if (verbose_mode) |
| 118 | fprintf(stderr, "Executing: host %s, user %s, command %s\n", |
| 119 | host, remuser ? remuser : "(unspecified)", cmd); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 120 | |
Damien Miller | 5428f64 | 1999-11-25 11:54:57 +1100 | [diff] [blame] | 121 | /* |
| 122 | * Reserve two descriptors so that the real pipes won't get |
| 123 | * descriptors 0 and 1 because that will screw up dup2 below. |
| 124 | */ |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 125 | pipe(reserved); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 126 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 127 | /* Create a socket pair for communicating with ssh. */ |
| 128 | if (pipe(pin) < 0) |
| 129 | fatal("pipe: %s", strerror(errno)); |
| 130 | if (pipe(pout) < 0) |
| 131 | fatal("pipe: %s", strerror(errno)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 132 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 133 | /* Free the reserved descriptors. */ |
| 134 | close(reserved[0]); |
| 135 | close(reserved[1]); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 136 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 137 | /* For a child to execute the command on the remote host using ssh. */ |
| 138 | if (fork() == 0) { |
| 139 | char *args[100]; |
| 140 | unsigned int i; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 141 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 142 | /* Child. */ |
| 143 | close(pin[1]); |
| 144 | close(pout[0]); |
| 145 | dup2(pin[0], 0); |
| 146 | dup2(pout[1], 1); |
| 147 | close(pin[0]); |
| 148 | close(pout[1]); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 149 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 150 | i = 0; |
| 151 | args[i++] = SSH_PROGRAM; |
| 152 | args[i++] = "-x"; |
| 153 | args[i++] = "-oFallBackToRsh no"; |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 154 | if (IPv4) |
| 155 | args[i++] = "-4"; |
| 156 | if (IPv6) |
| 157 | args[i++] = "-6"; |
| 158 | args[i++] = "-oFallBackToRsh no"; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 159 | if (verbose_mode) |
| 160 | args[i++] = "-v"; |
Damien Miller | d8087f6 | 1999-11-25 12:31:26 +1100 | [diff] [blame] | 161 | if (compress_flag) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 162 | args[i++] = "-C"; |
| 163 | if (batchmode) |
| 164 | args[i++] = "-oBatchMode yes"; |
| 165 | if (cipher != NULL) { |
| 166 | args[i++] = "-c"; |
| 167 | args[i++] = cipher; |
| 168 | } |
| 169 | if (identity != NULL) { |
| 170 | args[i++] = "-i"; |
| 171 | args[i++] = identity; |
| 172 | } |
| 173 | if (port != NULL) { |
| 174 | args[i++] = "-p"; |
| 175 | args[i++] = port; |
| 176 | } |
| 177 | if (remuser != NULL) { |
| 178 | args[i++] = "-l"; |
| 179 | args[i++] = remuser; |
| 180 | } |
| 181 | args[i++] = host; |
| 182 | args[i++] = cmd; |
| 183 | args[i++] = NULL; |
| 184 | |
| 185 | execvp(SSH_PROGRAM, args); |
| 186 | perror(SSH_PROGRAM); |
| 187 | exit(1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 188 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 189 | /* Parent. Close the other side, and return the local side. */ |
| 190 | close(pin[0]); |
| 191 | *fdout = pin[1]; |
| 192 | close(pout[1]); |
| 193 | *fdin = pout[0]; |
| 194 | return 0; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 195 | } |
| 196 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 197 | void |
| 198 | fatal(const char *fmt,...) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 199 | { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 200 | va_list ap; |
| 201 | char buf[1024]; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 202 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 203 | va_start(ap, fmt); |
| 204 | vsnprintf(buf, sizeof(buf), fmt, ap); |
| 205 | va_end(ap); |
| 206 | fprintf(stderr, "%s\n", buf); |
| 207 | exit(255); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | /* This stuff used to be in BSD rcp extern.h. */ |
| 211 | |
| 212 | typedef struct { |
| 213 | int cnt; |
| 214 | char *buf; |
| 215 | } BUF; |
| 216 | |
| 217 | extern int iamremote; |
| 218 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 219 | BUF *allocbuf(BUF *, int, int); |
| 220 | char *colon(char *); |
| 221 | void lostconn(int); |
| 222 | void nospace(void); |
| 223 | int okname(char *); |
| 224 | void run_err(const char *,...); |
| 225 | void verifydir(char *); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 226 | |
| 227 | /* Stuff from BSD rcp.c continues. */ |
| 228 | |
| 229 | struct passwd *pwd; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 230 | uid_t userid; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 231 | int errs, remin, remout; |
| 232 | int pflag, iamremote, iamrecursive, targetshouldbedirectory; |
| 233 | |
| 234 | #define CMDNEEDS 64 |
| 235 | char cmd[CMDNEEDS]; /* must hold "rcp -r -p -d\0" */ |
| 236 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 237 | int response(void); |
| 238 | void rsource(char *, struct stat *); |
| 239 | void sink(int, char *[]); |
| 240 | void source(int, char *[]); |
| 241 | void tolocal(int, char *[]); |
| 242 | void toremote(char *, int, char *[]); |
| 243 | void usage(void); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 244 | |
| 245 | int |
| 246 | main(argc, argv) |
| 247 | int argc; |
| 248 | char *argv[]; |
| 249 | { |
| 250 | int ch, fflag, tflag; |
| 251 | char *targ; |
| 252 | extern char *optarg; |
| 253 | extern int optind; |
| 254 | |
| 255 | fflag = tflag = 0; |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 256 | while ((ch = getopt(argc, argv, "dfprtvBCc:i:P:q46")) != EOF) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 257 | switch (ch) { |
| 258 | /* User-visible flags. */ |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 259 | case '4': |
| 260 | IPv4 = 1; |
| 261 | break; |
| 262 | case '6': |
| 263 | IPv6 = 1; |
| 264 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 265 | case 'p': |
| 266 | pflag = 1; |
| 267 | break; |
| 268 | case 'P': |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 269 | port = optarg; |
| 270 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 271 | case 'r': |
| 272 | iamrecursive = 1; |
| 273 | break; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 274 | /* Server options. */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 275 | case 'd': |
| 276 | targetshouldbedirectory = 1; |
| 277 | break; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 278 | case 'f': /* "from" */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 279 | iamremote = 1; |
| 280 | fflag = 1; |
| 281 | break; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 282 | case 't': /* "to" */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 283 | iamremote = 1; |
| 284 | tflag = 1; |
| 285 | break; |
| 286 | case 'c': |
| 287 | cipher = optarg; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 288 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 289 | case 'i': |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 290 | identity = optarg; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 291 | break; |
| 292 | case 'v': |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 293 | verbose_mode = 1; |
| 294 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 295 | case 'B': |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 296 | batchmode = 1; |
| 297 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 298 | case 'C': |
Damien Miller | d8087f6 | 1999-11-25 12:31:26 +1100 | [diff] [blame] | 299 | compress_flag = 1; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 300 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 301 | case 'q': |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 302 | showprogress = 0; |
| 303 | break; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 304 | case '?': |
| 305 | default: |
| 306 | usage(); |
| 307 | } |
| 308 | argc -= optind; |
| 309 | argv += optind; |
| 310 | |
| 311 | if ((pwd = getpwuid(userid = getuid())) == NULL) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 312 | fatal("unknown user %d", (int) userid); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 313 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 314 | if (!isatty(STDERR_FILENO)) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 315 | showprogress = 0; |
| 316 | |
| 317 | remin = STDIN_FILENO; |
| 318 | remout = STDOUT_FILENO; |
| 319 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 320 | if (fflag) { |
| 321 | /* Follow "protocol", send data. */ |
| 322 | (void) response(); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 323 | source(argc, argv); |
| 324 | exit(errs != 0); |
| 325 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 326 | if (tflag) { |
| 327 | /* Receive data. */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 328 | sink(argc, argv); |
| 329 | exit(errs != 0); |
| 330 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 331 | if (argc < 2) |
| 332 | usage(); |
| 333 | if (argc > 2) |
| 334 | targetshouldbedirectory = 1; |
| 335 | |
| 336 | remin = remout = -1; |
| 337 | /* Command to be executed on remote system using "ssh". */ |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 338 | (void) sprintf(cmd, "scp%s%s%s%s", verbose_mode ? " -v" : "", |
| 339 | iamrecursive ? " -r" : "", pflag ? " -p" : "", |
| 340 | targetshouldbedirectory ? " -d" : ""); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 341 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 342 | (void) signal(SIGPIPE, lostconn); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 343 | |
| 344 | if ((targ = colon(argv[argc - 1]))) /* Dest is remote host. */ |
| 345 | toremote(targ, argc, argv); |
| 346 | else { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 347 | tolocal(argc, argv); /* Dest is local host. */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 348 | if (targetshouldbedirectory) |
| 349 | verifydir(argv[argc - 1]); |
| 350 | } |
| 351 | exit(errs != 0); |
| 352 | } |
| 353 | |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 354 | char * |
| 355 | cleanhostname(host) |
| 356 | char *host; |
| 357 | { |
| 358 | if (*host == '[' && host[strlen(host) - 1] == ']') { |
| 359 | host[strlen(host) - 1] = '\0'; |
| 360 | return (host + 1); |
| 361 | } else |
| 362 | return host; |
| 363 | } |
| 364 | |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 365 | void |
| 366 | toremote(targ, argc, argv) |
| 367 | char *targ, *argv[]; |
| 368 | int argc; |
| 369 | { |
| 370 | int i, len; |
| 371 | char *bp, *host, *src, *suser, *thost, *tuser; |
| 372 | |
| 373 | *targ++ = 0; |
| 374 | if (*targ == 0) |
| 375 | targ = "."; |
| 376 | |
| 377 | if ((thost = strchr(argv[argc - 1], '@'))) { |
| 378 | /* user@host */ |
| 379 | *thost++ = 0; |
| 380 | tuser = argv[argc - 1]; |
| 381 | if (*tuser == '\0') |
| 382 | tuser = NULL; |
| 383 | else if (!okname(tuser)) |
| 384 | exit(1); |
| 385 | } else { |
| 386 | thost = argv[argc - 1]; |
| 387 | tuser = NULL; |
| 388 | } |
| 389 | |
| 390 | for (i = 0; i < argc - 1; i++) { |
| 391 | src = colon(argv[i]); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 392 | if (src) { /* remote to remote */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 393 | *src++ = 0; |
| 394 | if (*src == 0) |
| 395 | src = "."; |
| 396 | host = strchr(argv[i], '@'); |
| 397 | len = strlen(SSH_PROGRAM) + strlen(argv[i]) + |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 398 | strlen(src) + (tuser ? strlen(tuser) : 0) + |
| 399 | strlen(thost) + strlen(targ) + CMDNEEDS + 32; |
| 400 | bp = xmalloc(len); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 401 | if (host) { |
| 402 | *host++ = 0; |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 403 | host = cleanhostname(host); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 404 | suser = argv[i]; |
| 405 | if (*suser == '\0') |
| 406 | suser = pwd->pw_name; |
| 407 | else if (!okname(suser)) |
| 408 | continue; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 409 | (void) sprintf(bp, |
| 410 | "%s%s -x -o'FallBackToRsh no' -n -l %s %s %s %s '%s%s%s:%s'", |
| 411 | SSH_PROGRAM, verbose_mode ? " -v" : "", |
| 412 | suser, host, cmd, src, |
| 413 | tuser ? tuser : "", tuser ? "@" : "", |
| 414 | thost, targ); |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 415 | } else { |
| 416 | host = cleanhostname(argv[i]); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 417 | (void) sprintf(bp, |
| 418 | "exec %s%s -x -o'FallBackToRsh no' -n %s %s %s '%s%s%s:%s'", |
| 419 | SSH_PROGRAM, verbose_mode ? " -v" : "", |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 420 | host, cmd, src, |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 421 | tuser ? tuser : "", tuser ? "@" : "", |
| 422 | thost, targ); |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 423 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 424 | if (verbose_mode) |
| 425 | fprintf(stderr, "Executing: %s\n", bp); |
| 426 | (void) system(bp); |
| 427 | (void) xfree(bp); |
| 428 | } else { /* local to remote */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 429 | if (remin == -1) { |
| 430 | len = strlen(targ) + CMDNEEDS + 20; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 431 | bp = xmalloc(len); |
| 432 | (void) sprintf(bp, "%s -t %s", cmd, targ); |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 433 | host = cleanhostname(thost); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 434 | if (do_cmd(host, tuser, |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 435 | bp, &remin, &remout) < 0) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 436 | exit(1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 437 | if (response() < 0) |
| 438 | exit(1); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 439 | (void) xfree(bp); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 440 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 441 | source(1, argv + i); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 442 | } |
| 443 | } |
| 444 | } |
| 445 | |
| 446 | void |
| 447 | tolocal(argc, argv) |
| 448 | int argc; |
| 449 | char *argv[]; |
| 450 | { |
| 451 | int i, len; |
| 452 | char *bp, *host, *src, *suser; |
| 453 | |
| 454 | for (i = 0; i < argc - 1; i++) { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 455 | if (!(src = colon(argv[i]))) { /* Local to local. */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 456 | len = strlen(_PATH_CP) + strlen(argv[i]) + |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 457 | strlen(argv[argc - 1]) + 20; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 458 | bp = xmalloc(len); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 459 | (void) sprintf(bp, "exec %s%s%s %s %s", _PATH_CP, |
| 460 | iamrecursive ? " -r" : "", pflag ? " -p" : "", |
| 461 | argv[i], argv[argc - 1]); |
| 462 | if (verbose_mode) |
| 463 | fprintf(stderr, "Executing: %s\n", bp); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 464 | if (system(bp)) |
| 465 | ++errs; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 466 | (void) xfree(bp); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 467 | continue; |
| 468 | } |
| 469 | *src++ = 0; |
| 470 | if (*src == 0) |
| 471 | src = "."; |
| 472 | if ((host = strchr(argv[i], '@')) == NULL) { |
| 473 | host = argv[i]; |
| 474 | suser = NULL; |
| 475 | } else { |
| 476 | *host++ = 0; |
| 477 | suser = argv[i]; |
| 478 | if (*suser == '\0') |
| 479 | suser = pwd->pw_name; |
| 480 | else if (!okname(suser)) |
| 481 | continue; |
| 482 | } |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 483 | host = cleanhostname(host); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 484 | len = strlen(src) + CMDNEEDS + 20; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 485 | bp = xmalloc(len); |
| 486 | (void) sprintf(bp, "%s -f %s", cmd, src); |
| 487 | if (do_cmd(host, suser, bp, &remin, &remout) < 0) { |
| 488 | (void) xfree(bp); |
| 489 | ++errs; |
| 490 | continue; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 491 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 492 | xfree(bp); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 493 | sink(1, argv + argc - 1); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 494 | (void) close(remin); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 495 | remin = remout = -1; |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | void |
| 500 | source(argc, argv) |
| 501 | int argc; |
| 502 | char *argv[]; |
| 503 | { |
| 504 | struct stat stb; |
| 505 | static BUF buffer; |
| 506 | BUF *bp; |
| 507 | off_t i; |
| 508 | int amt, fd, haderr, indx, result; |
| 509 | char *last, *name, buf[2048]; |
| 510 | |
| 511 | for (indx = 0; indx < argc; ++indx) { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 512 | name = argv[indx]; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 513 | statbytes = 0; |
| 514 | if ((fd = open(name, O_RDONLY, 0)) < 0) |
| 515 | goto syserr; |
| 516 | if (fstat(fd, &stb) < 0) { |
| 517 | syserr: run_err("%s: %s", name, strerror(errno)); |
| 518 | goto next; |
| 519 | } |
| 520 | switch (stb.st_mode & S_IFMT) { |
| 521 | case S_IFREG: |
| 522 | break; |
| 523 | case S_IFDIR: |
| 524 | if (iamrecursive) { |
| 525 | rsource(name, &stb); |
| 526 | goto next; |
| 527 | } |
| 528 | /* FALLTHROUGH */ |
| 529 | default: |
| 530 | run_err("%s: not a regular file", name); |
| 531 | goto next; |
| 532 | } |
| 533 | if ((last = strrchr(name, '/')) == NULL) |
| 534 | last = name; |
| 535 | else |
| 536 | ++last; |
| 537 | curfile = last; |
| 538 | if (pflag) { |
| 539 | /* |
| 540 | * Make it compatible with possible future |
| 541 | * versions expecting microseconds. |
| 542 | */ |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 543 | (void) sprintf(buf, "T%lu 0 %lu 0\n", |
| 544 | (unsigned long) stb.st_mtime, |
| 545 | (unsigned long) stb.st_atime); |
| 546 | (void) write(remout, buf, strlen(buf)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 547 | if (response() < 0) |
| 548 | goto next; |
| 549 | } |
| 550 | #define FILEMODEMASK (S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 551 | (void) sprintf(buf, "C%04o %lu %s\n", |
| 552 | (unsigned int) (stb.st_mode & FILEMODEMASK), |
| 553 | (unsigned long) stb.st_size, |
| 554 | last); |
| 555 | if (verbose_mode) { |
| 556 | fprintf(stderr, "Sending file modes: %s", buf); |
| 557 | fflush(stderr); |
| 558 | } |
| 559 | (void) write(remout, buf, strlen(buf)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 560 | if (response() < 0) |
| 561 | goto next; |
| 562 | if ((bp = allocbuf(&buffer, fd, 2048)) == NULL) { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 563 | next: (void) close(fd); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 564 | continue; |
| 565 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 566 | if (showprogress) { |
| 567 | totalbytes = stb.st_size; |
| 568 | progressmeter(-1); |
| 569 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 570 | /* Keep writing after an error so that we stay sync'd up. */ |
| 571 | for (haderr = i = 0; i < stb.st_size; i += bp->cnt) { |
| 572 | amt = bp->cnt; |
| 573 | if (i + amt > stb.st_size) |
| 574 | amt = stb.st_size - i; |
| 575 | if (!haderr) { |
| 576 | result = read(fd, bp->buf, amt); |
| 577 | if (result != amt) |
| 578 | haderr = result >= 0 ? EIO : errno; |
| 579 | } |
| 580 | if (haderr) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 581 | (void) write(remout, bp->buf, amt); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 582 | else { |
Damien Miller | 864ea59 | 1999-12-15 11:04:25 +1100 | [diff] [blame] | 583 | result = atomicio(write, remout, bp->buf, amt); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 584 | if (result != amt) |
| 585 | haderr = result >= 0 ? EIO : errno; |
| 586 | statbytes += result; |
| 587 | } |
| 588 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 589 | if (showprogress) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 590 | progressmeter(1); |
| 591 | |
| 592 | if (close(fd) < 0 && !haderr) |
| 593 | haderr = errno; |
| 594 | if (!haderr) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 595 | (void) write(remout, "", 1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 596 | else |
| 597 | run_err("%s: %s", name, strerror(haderr)); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 598 | (void) response(); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 599 | } |
| 600 | } |
| 601 | |
| 602 | void |
| 603 | rsource(name, statp) |
| 604 | char *name; |
| 605 | struct stat *statp; |
| 606 | { |
| 607 | DIR *dirp; |
| 608 | struct dirent *dp; |
| 609 | char *last, *vect[1], path[1100]; |
| 610 | |
| 611 | if (!(dirp = opendir(name))) { |
| 612 | run_err("%s: %s", name, strerror(errno)); |
| 613 | return; |
| 614 | } |
| 615 | last = strrchr(name, '/'); |
| 616 | if (last == 0) |
| 617 | last = name; |
| 618 | else |
| 619 | last++; |
| 620 | if (pflag) { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 621 | (void) sprintf(path, "T%lu 0 %lu 0\n", |
| 622 | (unsigned long) statp->st_mtime, |
| 623 | (unsigned long) statp->st_atime); |
| 624 | (void) write(remout, path, strlen(path)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 625 | if (response() < 0) { |
| 626 | closedir(dirp); |
| 627 | return; |
| 628 | } |
| 629 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 630 | (void) sprintf(path, "D%04o %d %.1024s\n", |
| 631 | (unsigned int) (statp->st_mode & FILEMODEMASK), |
| 632 | 0, last); |
| 633 | if (verbose_mode) |
| 634 | fprintf(stderr, "Entering directory: %s", path); |
| 635 | (void) write(remout, path, strlen(path)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 636 | if (response() < 0) { |
| 637 | closedir(dirp); |
| 638 | return; |
| 639 | } |
| 640 | while ((dp = readdir(dirp))) { |
| 641 | if (dp->d_ino == 0) |
| 642 | continue; |
| 643 | if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) |
| 644 | continue; |
| 645 | if (strlen(name) + 1 + strlen(dp->d_name) >= sizeof(path) - 1) { |
| 646 | run_err("%s/%s: name too long", name, dp->d_name); |
| 647 | continue; |
| 648 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 649 | (void) sprintf(path, "%s/%s", name, dp->d_name); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 650 | vect[0] = path; |
| 651 | source(1, vect); |
| 652 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 653 | (void) closedir(dirp); |
| 654 | (void) write(remout, "E\n", 2); |
| 655 | (void) response(); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 656 | } |
| 657 | |
| 658 | void |
| 659 | sink(argc, argv) |
| 660 | int argc; |
| 661 | char *argv[]; |
| 662 | { |
| 663 | static BUF buffer; |
| 664 | struct stat stb; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 665 | enum { |
| 666 | YES, NO, DISPLAYED |
| 667 | } wrerr; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 668 | BUF *bp; |
| 669 | off_t i, j; |
| 670 | int amt, count, exists, first, mask, mode, ofd, omode; |
| 671 | int setimes, size, targisdir, wrerrno = 0; |
| 672 | char ch, *cp, *np, *targ, *why, *vect[1], buf[2048]; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 673 | struct utimbuf ut; |
| 674 | int dummy_usec; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 675 | |
| 676 | #define SCREWUP(str) { why = str; goto screwup; } |
| 677 | |
| 678 | setimes = targisdir = 0; |
| 679 | mask = umask(0); |
| 680 | if (!pflag) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 681 | (void) umask(mask); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 682 | if (argc != 1) { |
| 683 | run_err("ambiguous target"); |
| 684 | exit(1); |
| 685 | } |
| 686 | targ = *argv; |
| 687 | if (targetshouldbedirectory) |
| 688 | verifydir(targ); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 689 | |
| 690 | (void) write(remout, "", 1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 691 | if (stat(targ, &stb) == 0 && S_ISDIR(stb.st_mode)) |
| 692 | targisdir = 1; |
| 693 | for (first = 1;; first = 0) { |
| 694 | cp = buf; |
| 695 | if (read(remin, cp, 1) <= 0) |
| 696 | return; |
| 697 | if (*cp++ == '\n') |
| 698 | SCREWUP("unexpected <newline>"); |
| 699 | do { |
| 700 | if (read(remin, &ch, sizeof(ch)) != sizeof(ch)) |
| 701 | SCREWUP("lost connection"); |
| 702 | *cp++ = ch; |
| 703 | } while (cp < &buf[sizeof(buf) - 1] && ch != '\n'); |
| 704 | *cp = 0; |
| 705 | |
| 706 | if (buf[0] == '\01' || buf[0] == '\02') { |
| 707 | if (iamremote == 0) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 708 | (void) write(STDERR_FILENO, |
| 709 | buf + 1, strlen(buf + 1)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 710 | if (buf[0] == '\02') |
| 711 | exit(1); |
| 712 | ++errs; |
| 713 | continue; |
| 714 | } |
| 715 | if (buf[0] == 'E') { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 716 | (void) write(remout, "", 1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 717 | return; |
| 718 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 719 | if (ch == '\n') |
| 720 | *--cp = 0; |
| 721 | |
| 722 | #define getnum(t) (t) = 0; \ |
| 723 | while (*cp >= '0' && *cp <= '9') (t) = (t) * 10 + (*cp++ - '0'); |
| 724 | cp = buf; |
| 725 | if (*cp == 'T') { |
| 726 | setimes++; |
| 727 | cp++; |
| 728 | getnum(ut.modtime); |
| 729 | if (*cp++ != ' ') |
| 730 | SCREWUP("mtime.sec not delimited"); |
| 731 | getnum(dummy_usec); |
| 732 | if (*cp++ != ' ') |
| 733 | SCREWUP("mtime.usec not delimited"); |
| 734 | getnum(ut.actime); |
| 735 | if (*cp++ != ' ') |
| 736 | SCREWUP("atime.sec not delimited"); |
| 737 | getnum(dummy_usec); |
| 738 | if (*cp++ != '\0') |
| 739 | SCREWUP("atime.usec not delimited"); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 740 | (void) write(remout, "", 1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 741 | continue; |
| 742 | } |
| 743 | if (*cp != 'C' && *cp != 'D') { |
| 744 | /* |
| 745 | * Check for the case "rcp remote:foo\* local:bar". |
| 746 | * In this case, the line "No match." can be returned |
| 747 | * by the shell before the rcp command on the remote is |
| 748 | * executed so the ^Aerror_message convention isn't |
| 749 | * followed. |
| 750 | */ |
| 751 | if (first) { |
| 752 | run_err("%s", cp); |
| 753 | exit(1); |
| 754 | } |
| 755 | SCREWUP("expected control record"); |
| 756 | } |
| 757 | mode = 0; |
| 758 | for (++cp; cp < buf + 5; cp++) { |
| 759 | if (*cp < '0' || *cp > '7') |
| 760 | SCREWUP("bad mode"); |
| 761 | mode = (mode << 3) | (*cp - '0'); |
| 762 | } |
| 763 | if (*cp++ != ' ') |
| 764 | SCREWUP("mode not delimited"); |
| 765 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 766 | for (size = 0; *cp >= '0' && *cp <= '9';) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 767 | size = size * 10 + (*cp++ - '0'); |
| 768 | if (*cp++ != ' ') |
| 769 | SCREWUP("size not delimited"); |
| 770 | if (targisdir) { |
| 771 | static char *namebuf; |
| 772 | static int cursize; |
| 773 | size_t need; |
| 774 | |
| 775 | need = strlen(targ) + strlen(cp) + 250; |
| 776 | if (need > cursize) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 777 | namebuf = xmalloc(need); |
| 778 | (void) sprintf(namebuf, "%s%s%s", targ, |
| 779 | *targ ? "/" : "", cp); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 780 | np = namebuf; |
| 781 | } else |
| 782 | np = targ; |
| 783 | curfile = cp; |
| 784 | exists = stat(np, &stb) == 0; |
| 785 | if (buf[0] == 'D') { |
| 786 | int mod_flag = pflag; |
| 787 | if (exists) { |
| 788 | if (!S_ISDIR(stb.st_mode)) { |
| 789 | errno = ENOTDIR; |
| 790 | goto bad; |
| 791 | } |
| 792 | if (pflag) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 793 | (void) chmod(np, mode); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 794 | } else { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 795 | /* Handle copying from a read-only |
| 796 | directory */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 797 | mod_flag = 1; |
| 798 | if (mkdir(np, mode | S_IRWXU) < 0) |
| 799 | goto bad; |
| 800 | } |
| 801 | vect[0] = np; |
| 802 | sink(1, vect); |
| 803 | if (setimes) { |
| 804 | setimes = 0; |
| 805 | if (utime(np, &ut) < 0) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 806 | run_err("%s: set times: %s", |
| 807 | np, strerror(errno)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 808 | } |
| 809 | if (mod_flag) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 810 | (void) chmod(np, mode); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 811 | continue; |
| 812 | } |
| 813 | omode = mode; |
| 814 | mode |= S_IWRITE; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 815 | if ((ofd = open(np, O_WRONLY | O_CREAT | O_TRUNC, mode)) < 0) { |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 816 | bad: run_err("%s: %s", np, strerror(errno)); |
| 817 | continue; |
| 818 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 819 | (void) write(remout, "", 1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 820 | if ((bp = allocbuf(&buffer, ofd, 4096)) == NULL) { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 821 | (void) close(ofd); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 822 | continue; |
| 823 | } |
| 824 | cp = bp->buf; |
| 825 | wrerr = NO; |
| 826 | |
| 827 | if (showprogress) { |
| 828 | totalbytes = size; |
| 829 | progressmeter(-1); |
| 830 | } |
| 831 | statbytes = 0; |
| 832 | for (count = i = 0; i < size; i += 4096) { |
| 833 | amt = 4096; |
| 834 | if (i + amt > size) |
| 835 | amt = size - i; |
| 836 | count += amt; |
| 837 | do { |
| 838 | j = read(remin, cp, amt); |
| 839 | if (j <= 0) { |
| 840 | run_err("%s", j ? strerror(errno) : |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 841 | "dropped connection"); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 842 | exit(1); |
| 843 | } |
| 844 | amt -= j; |
| 845 | cp += j; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 846 | statbytes += j; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 847 | } while (amt > 0); |
| 848 | if (count == bp->cnt) { |
| 849 | /* Keep reading so we stay sync'd up. */ |
| 850 | if (wrerr == NO) { |
| 851 | j = write(ofd, bp->buf, count); |
| 852 | if (j != count) { |
| 853 | wrerr = YES; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 854 | wrerrno = j >= 0 ? EIO : errno; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 855 | } |
| 856 | } |
| 857 | count = 0; |
| 858 | cp = bp->buf; |
| 859 | } |
| 860 | } |
| 861 | if (showprogress) |
| 862 | progressmeter(1); |
| 863 | if (count != 0 && wrerr == NO && |
| 864 | (j = write(ofd, bp->buf, count)) != count) { |
| 865 | wrerr = YES; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 866 | wrerrno = j >= 0 ? EIO : errno; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 867 | } |
| 868 | #if 0 |
| 869 | if (ftruncate(ofd, size)) { |
| 870 | run_err("%s: truncate: %s", np, strerror(errno)); |
| 871 | wrerr = DISPLAYED; |
| 872 | } |
| 873 | #endif |
| 874 | if (pflag) { |
| 875 | if (exists || omode != mode) |
| 876 | if (fchmod(ofd, omode)) |
| 877 | run_err("%s: set mode: %s", |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 878 | np, strerror(errno)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 879 | } else { |
| 880 | if (!exists && omode != mode) |
| 881 | if (fchmod(ofd, omode & ~mask)) |
| 882 | run_err("%s: set mode: %s", |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 883 | np, strerror(errno)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 884 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 885 | (void) close(ofd); |
| 886 | (void) response(); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 887 | if (setimes && wrerr == NO) { |
| 888 | setimes = 0; |
| 889 | if (utime(np, &ut) < 0) { |
| 890 | run_err("%s: set times: %s", |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 891 | np, strerror(errno)); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 892 | wrerr = DISPLAYED; |
| 893 | } |
| 894 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 895 | switch (wrerr) { |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 896 | case YES: |
| 897 | run_err("%s: %s", np, strerror(wrerrno)); |
| 898 | break; |
| 899 | case NO: |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 900 | (void) write(remout, "", 1); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 901 | break; |
| 902 | case DISPLAYED: |
| 903 | break; |
| 904 | } |
| 905 | } |
| 906 | screwup: |
| 907 | run_err("protocol error: %s", why); |
| 908 | exit(1); |
| 909 | } |
| 910 | |
| 911 | int |
| 912 | response() |
| 913 | { |
| 914 | char ch, *cp, resp, rbuf[2048]; |
| 915 | |
| 916 | if (read(remin, &resp, sizeof(resp)) != sizeof(resp)) |
| 917 | lostconn(0); |
| 918 | |
| 919 | cp = rbuf; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 920 | switch (resp) { |
| 921 | case 0: /* ok */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 922 | return (0); |
| 923 | default: |
| 924 | *cp++ = resp; |
| 925 | /* FALLTHROUGH */ |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 926 | case 1: /* error, followed by error msg */ |
| 927 | case 2: /* fatal error, "" */ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 928 | do { |
| 929 | if (read(remin, &ch, sizeof(ch)) != sizeof(ch)) |
| 930 | lostconn(0); |
| 931 | *cp++ = ch; |
| 932 | } while (cp < &rbuf[sizeof(rbuf) - 1] && ch != '\n'); |
| 933 | |
| 934 | if (!iamremote) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 935 | (void) write(STDERR_FILENO, rbuf, cp - rbuf); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 936 | ++errs; |
| 937 | if (resp == 1) |
| 938 | return (-1); |
| 939 | exit(1); |
| 940 | } |
| 941 | /* NOTREACHED */ |
| 942 | } |
| 943 | |
| 944 | void |
| 945 | usage() |
| 946 | { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 947 | (void) fprintf(stderr, |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 948 | "usage: scp [-pqrvC46] [-P port] [-c cipher] [-i identity] f1 f2; or:\n scp [options] f1 ... fn directory\n"); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 949 | exit(1); |
| 950 | } |
| 951 | |
| 952 | void |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 953 | run_err(const char *fmt,...) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 954 | { |
| 955 | static FILE *fp; |
| 956 | va_list ap; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 957 | |
| 958 | ++errs; |
| 959 | if (fp == NULL && !(fp = fdopen(remout, "w"))) |
| 960 | return; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 961 | (void) fprintf(fp, "%c", 0x01); |
| 962 | (void) fprintf(fp, "scp: "); |
Damien Miller | 03783f0 | 1999-12-31 09:16:40 +1100 | [diff] [blame] | 963 | va_start(ap, fmt); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 964 | (void) vfprintf(fp, fmt, ap); |
Damien Miller | 03783f0 | 1999-12-31 09:16:40 +1100 | [diff] [blame] | 965 | va_end(ap); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 966 | (void) fprintf(fp, "\n"); |
| 967 | (void) fflush(fp); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 968 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 969 | if (!iamremote) { |
Damien Miller | 03783f0 | 1999-12-31 09:16:40 +1100 | [diff] [blame] | 970 | va_start(ap, fmt); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 971 | vfprintf(stderr, fmt, ap); |
Damien Miller | 03783f0 | 1999-12-31 09:16:40 +1100 | [diff] [blame] | 972 | va_end(ap); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 973 | fprintf(stderr, "\n"); |
| 974 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 975 | } |
| 976 | |
| 977 | /* Stuff below is from BSD rcp util.c. */ |
| 978 | |
| 979 | /*- |
| 980 | * Copyright (c) 1992, 1993 |
| 981 | * The Regents of the University of California. All rights reserved. |
| 982 | * |
| 983 | * Redistribution and use in source and binary forms, with or without |
| 984 | * modification, are permitted provided that the following conditions |
| 985 | * are met: |
| 986 | * 1. Redistributions of source code must retain the above copyright |
| 987 | * notice, this list of conditions and the following disclaimer. |
| 988 | * 2. Redistributions in binary form must reproduce the above copyright |
| 989 | * notice, this list of conditions and the following disclaimer in the |
| 990 | * documentation and/or other materials provided with the distribution. |
| 991 | * 3. All advertising materials mentioning features or use of this software |
| 992 | * must display the following acknowledgement: |
| 993 | * This product includes software developed by the University of |
| 994 | * California, Berkeley and its contributors. |
| 995 | * 4. Neither the name of the University nor the names of its contributors |
| 996 | * may be used to endorse or promote products derived from this software |
| 997 | * without specific prior written permission. |
| 998 | * |
| 999 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 1000 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 1001 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 1002 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 1003 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 1004 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 1005 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 1006 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 1007 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 1008 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 1009 | * SUCH DAMAGE. |
| 1010 | * |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 1011 | * $Id: scp.c,v 1.16 2000/01/14 04:45:51 damien Exp $ |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1012 | */ |
| 1013 | |
| 1014 | char * |
| 1015 | colon(cp) |
| 1016 | char *cp; |
| 1017 | { |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 1018 | int flag = 0; |
| 1019 | |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1020 | if (*cp == ':') /* Leading colon is part of file name. */ |
| 1021 | return (0); |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 1022 | if (*cp == '[') |
| 1023 | flag = 1; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1024 | |
| 1025 | for (; *cp; ++cp) { |
Damien Miller | 34132e5 | 2000-01-14 15:45:46 +1100 | [diff] [blame] | 1026 | if (*cp == '@' && *(cp+1) == '[') |
| 1027 | flag = 1; |
| 1028 | if (*cp == ']' && *(cp+1) == ':' && flag) |
| 1029 | return (cp+1); |
| 1030 | if (*cp == ':' && !flag) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1031 | return (cp); |
| 1032 | if (*cp == '/') |
| 1033 | return (0); |
| 1034 | } |
| 1035 | return (0); |
| 1036 | } |
| 1037 | |
| 1038 | void |
| 1039 | verifydir(cp) |
| 1040 | char *cp; |
| 1041 | { |
| 1042 | struct stat stb; |
| 1043 | |
| 1044 | if (!stat(cp, &stb)) { |
| 1045 | if (S_ISDIR(stb.st_mode)) |
| 1046 | return; |
| 1047 | errno = ENOTDIR; |
| 1048 | } |
| 1049 | run_err("%s: %s", cp, strerror(errno)); |
| 1050 | exit(1); |
| 1051 | } |
| 1052 | |
| 1053 | int |
| 1054 | okname(cp0) |
| 1055 | char *cp0; |
| 1056 | { |
| 1057 | int c; |
| 1058 | char *cp; |
| 1059 | |
| 1060 | cp = cp0; |
| 1061 | do { |
| 1062 | c = *cp; |
| 1063 | if (c & 0200) |
| 1064 | goto bad; |
| 1065 | if (!isalpha(c) && !isdigit(c) && c != '_' && c != '-') |
| 1066 | goto bad; |
| 1067 | } while (*++cp); |
| 1068 | return (1); |
| 1069 | |
| 1070 | bad: fprintf(stderr, "%s: invalid user name", cp0); |
| 1071 | return (0); |
| 1072 | } |
| 1073 | |
| 1074 | BUF * |
| 1075 | allocbuf(bp, fd, blksize) |
| 1076 | BUF *bp; |
| 1077 | int fd, blksize; |
| 1078 | { |
| 1079 | size_t size; |
| 1080 | struct stat stb; |
| 1081 | |
| 1082 | if (fstat(fd, &stb) < 0) { |
| 1083 | run_err("fstat: %s", strerror(errno)); |
| 1084 | return (0); |
| 1085 | } |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1086 | if (stb.st_blksize == 0) |
| 1087 | size = blksize; |
| 1088 | else |
| 1089 | size = blksize + (stb.st_blksize - blksize % stb.st_blksize) % |
| 1090 | stb.st_blksize; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1091 | if (bp->cnt >= size) |
| 1092 | return (bp); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1093 | if (bp->buf == NULL) |
| 1094 | bp->buf = xmalloc(size); |
| 1095 | else |
| 1096 | bp->buf = xrealloc(bp->buf, size); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1097 | bp->cnt = size; |
| 1098 | return (bp); |
| 1099 | } |
| 1100 | |
| 1101 | void |
| 1102 | lostconn(signo) |
| 1103 | int signo; |
| 1104 | { |
| 1105 | if (!iamremote) |
| 1106 | fprintf(stderr, "lost connection\n"); |
| 1107 | exit(1); |
| 1108 | } |
| 1109 | |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1110 | |
| 1111 | void |
| 1112 | alarmtimer(int wait) |
| 1113 | { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1114 | struct itimerval itv; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1115 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1116 | itv.it_value.tv_sec = wait; |
| 1117 | itv.it_value.tv_usec = 0; |
| 1118 | itv.it_interval = itv.it_value; |
| 1119 | setitimer(ITIMER_REAL, &itv, NULL); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1120 | } |
| 1121 | |
| 1122 | void |
Damien Miller | ceb483f | 1999-12-16 13:05:17 +1100 | [diff] [blame] | 1123 | updateprogressmeter(int sig) |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1124 | { |
| 1125 | int save_errno = errno; |
| 1126 | |
| 1127 | progressmeter(0); |
| 1128 | errno = save_errno; |
| 1129 | } |
| 1130 | |
Damien Miller | 81428f9 | 1999-11-18 09:28:11 +1100 | [diff] [blame] | 1131 | int |
| 1132 | foregroundproc() |
| 1133 | { |
| 1134 | static pid_t pgrp = -1; |
| 1135 | int ctty_pgrp; |
| 1136 | |
| 1137 | if (pgrp == -1) |
| 1138 | pgrp = getpgrp(); |
| 1139 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1140 | return ((ioctl(STDOUT_FILENO, TIOCGPGRP, &ctty_pgrp) != -1 && |
| 1141 | ctty_pgrp == pgrp)); |
Damien Miller | 81428f9 | 1999-11-18 09:28:11 +1100 | [diff] [blame] | 1142 | } |
| 1143 | |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1144 | void |
| 1145 | progressmeter(int flag) |
| 1146 | { |
| 1147 | static const char prefixes[] = " KMGTP"; |
| 1148 | static struct timeval lastupdate; |
| 1149 | static off_t lastsize; |
| 1150 | struct timeval now, td, wait; |
| 1151 | off_t cursize, abbrevsize; |
| 1152 | double elapsed; |
Damien Miller | 7c64ba3 | 1999-11-11 21:39:50 +1100 | [diff] [blame] | 1153 | int ratio, barlength, i, remaining; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1154 | char buf[256]; |
| 1155 | |
| 1156 | if (flag == -1) { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1157 | (void) gettimeofday(&start, (struct timezone *) 0); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1158 | lastupdate = start; |
| 1159 | lastsize = 0; |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1160 | } |
Damien Miller | 81428f9 | 1999-11-18 09:28:11 +1100 | [diff] [blame] | 1161 | if (foregroundproc() == 0) |
| 1162 | return; |
| 1163 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1164 | (void) gettimeofday(&now, (struct timezone *) 0); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1165 | cursize = statbytes; |
Damien Miller | a2d6efe | 1999-11-13 13:22:46 +1100 | [diff] [blame] | 1166 | if (totalbytes != 0) { |
Damien Miller | 5428f64 | 1999-11-25 11:54:57 +1100 | [diff] [blame] | 1167 | ratio = 100.0 * cursize / totalbytes; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1168 | ratio = MAX(ratio, 0); |
| 1169 | ratio = MIN(ratio, 100); |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1170 | } else |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1171 | ratio = 100; |
| 1172 | |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1173 | snprintf(buf, sizeof(buf), "\r%-20.20s %3d%% ", curfile, ratio); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1174 | |
| 1175 | barlength = getttywidth() - 51; |
| 1176 | if (barlength > 0) { |
| 1177 | i = barlength * ratio / 100; |
| 1178 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1179 | "|%.*s%*s|", i, |
| 1180 | "*****************************************************************************" |
| 1181 | "*****************************************************************************", |
| 1182 | barlength - i, ""); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1183 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1184 | i = 0; |
| 1185 | abbrevsize = cursize; |
| 1186 | while (abbrevsize >= 100000 && i < sizeof(prefixes)) { |
| 1187 | i++; |
| 1188 | abbrevsize >>= 10; |
| 1189 | } |
Damien Miller | 864ea59 | 1999-12-15 11:04:25 +1100 | [diff] [blame] | 1190 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " %5d %c%c ", |
| 1191 | (int) abbrevsize, prefixes[i], prefixes[i] == ' ' ? ' ' : |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1192 | 'B'); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1193 | |
| 1194 | timersub(&now, &lastupdate, &wait); |
| 1195 | if (cursize > lastsize) { |
| 1196 | lastupdate = now; |
| 1197 | lastsize = cursize; |
| 1198 | if (wait.tv_sec >= STALLTIME) { |
| 1199 | start.tv_sec += wait.tv_sec; |
| 1200 | start.tv_usec += wait.tv_usec; |
| 1201 | } |
| 1202 | wait.tv_sec = 0; |
| 1203 | } |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1204 | timersub(&now, &start, &td); |
| 1205 | elapsed = td.tv_sec + (td.tv_usec / 1000000.0); |
| 1206 | |
| 1207 | if (statbytes <= 0 || elapsed <= 0.0 || cursize > totalbytes) { |
| 1208 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1209 | " --:-- ETA"); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1210 | } else if (wait.tv_sec >= STALLTIME) { |
| 1211 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1212 | " - stalled -"); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1213 | } else { |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1214 | remaining = (int) (totalbytes / (statbytes / elapsed) - elapsed); |
Damien Miller | 01ab4a2 | 1999-10-28 15:23:30 +1000 | [diff] [blame] | 1215 | i = remaining / 3600; |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1216 | if (i) |
| 1217 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1218 | "%2d:", i); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1219 | else |
| 1220 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1221 | " "); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1222 | i = remaining % 3600; |
| 1223 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1224 | "%02d:%02d ETA", i / 60, i % 60); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1225 | } |
| 1226 | atomicio(write, fileno(stdout), buf, strlen(buf)); |
| 1227 | |
| 1228 | if (flag == -1) { |
Damien Miller | 864ea59 | 1999-12-15 11:04:25 +1100 | [diff] [blame] | 1229 | struct sigaction sa; |
| 1230 | sa.sa_handler = updateprogressmeter; |
| 1231 | sigemptyset(&sa.sa_mask); |
| 1232 | sa.sa_flags = SA_RESTART; |
| 1233 | sigaction(SIGALRM, &sa, NULL); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1234 | alarmtimer(1); |
| 1235 | } else if (flag == 1) { |
| 1236 | alarmtimer(0); |
| 1237 | write(fileno(stdout), "\n", 1); |
| 1238 | statbytes = 0; |
| 1239 | } |
| 1240 | } |
| 1241 | |
| 1242 | int |
| 1243 | getttywidth(void) |
| 1244 | { |
| 1245 | struct winsize winsize; |
| 1246 | |
| 1247 | if (ioctl(fileno(stdout), TIOCGWINSZ, &winsize) != -1) |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1248 | return (winsize.ws_col ? winsize.ws_col : 80); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1249 | else |
Damien Miller | 95def09 | 1999-11-25 00:26:21 +1100 | [diff] [blame] | 1250 | return (80); |
Damien Miller | d4a8b7e | 1999-10-27 13:42:43 +1000 | [diff] [blame] | 1251 | } |