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- /*
- * Copyright (c) 1983, 1990, 1992, 1993 The Regents of the University of
- * California. All rights reserved. Redistribution and use in source and
- * binary forms, with or without modification, are permitted provided that
- * the following conditions are met: 1. Redistributions of source code
- * must retain the above copyright notice, this list of conditions and
- * the following disclaimer. 2. Redistributions in binary form must
- * reproduce the above copyright notice, this list of conditions and the
- * following disclaimer in the documentation and/or other materials
- * provided with the distribution. 3. All advertising materials mentioning
- * features or use of this software must display the following
- * acknowledgement: This product includes software developed by the
- * University of California, Berkeley and its contributors. 4. Neither
- * the name of the University nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission. THIS SOFTWARE IS PROVIDED
- * BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * Ported to the Amiga by Michael Heinz.
- */
-
- #include <sys/param.h>
- #include <sys/stat.h>
- #include <sys/time.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
- #include <netinet/in_systm.h>
- #include <netinet/ip.h>
-
- #include <ctype.h>
- #include <dirent.h>
- #include "err.h"
- #include <errno.h>
- #include <fcntl.h>
- #include <netdb.h>
- #include <pwd.h>
- #include <signal.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <string.h>
- #include <unistd.h>
- #include <dos.h>
-
- #include "pathnames.h"
- #include "extern.h"
-
- /* MHEINZ */
- #define MAXPATHLEN 256
- /* #define BUFSIZ 2048 */
-
- #define OPTIONS "dfprt"
-
- struct passwd *pwd;
- u_short port;
- uid_t userid;
- int errs, rem;
- int pflag, iamremote, iamrecursive, targetshouldbedirectory;
-
- /*
- * must hold "rcp -r -p -d\0"
- */
- #define CMDNEEDS 64
- char cmd[CMDNEEDS];
-
- int response(void);
- void rsource(char *, struct stat *);
- void sink(int, char *[]);
- void source(int, char *[]);
- void tolocal(int, char *[]);
- void toremote(char *, int, char *[]);
- void usage(void);
-
- /*
- * * MHEINZ - emulate UNIX ftruncate function. */
- int
- ftruncate(int fd, long len)
- {
- long i, olen;
- char buf = '\0';
-
- olen = lseek(fd, 0L, 2);
-
- if (olen == len)
- return 0;
-
- for (i = olen; i < len; i++) {
- write(fd, &buf, 1);
- }
-
- return 0;
- }
-
- int
- main(int argc, char *argv[])
- {
- struct servent *sp;
- int ch, fflag, tflag;
- char *targ, *shell;
-
- fflag = tflag = 0;
- while ((ch = getopt(argc, argv, OPTIONS)) != EOF)
- switch (ch) { /* User-visible flags. */
- case 'p':
- pflag = 1;
- break;
- case 'r':
- iamrecursive = 1;
- break;
- /* Server options. */
- case 'd':
- targetshouldbedirectory = 1;
- break;
- case 'f': /* "from" */
- iamremote = 1;
- fflag = 1;
- break;
- case 't': /* "to" */
- iamremote = 1;
- tflag = 1;
- break;
- case '?':
- default:
- usage();
- }
- argc -= optind;
- argv += optind;
-
- sp = getservbyname(shell = "shell", "tcp");
- if (sp == NULL)
- errx(stderr, "%s/tcp: unknown service", shell);
- port = sp->s_port;
-
- if ((pwd = getpwuid(userid = getuid())) == NULL)
- errx(stderr, "unknown user %d", (int)userid);
-
- rem = 0; /* stdin - mheinz */
-
- if (fflag) {
- /* Follow "protocol", send data. */
- (void)response();
- (void)setuid(userid);
- source(argc, argv);
- exit(errs);
- }
- if (tflag) { /* Receive data. */
- (void)setuid(userid);
- sink(argc, argv);
- exit(errs);
- }
- if (argc < 2)
- usage();
- if (argc > 2)
- targetshouldbedirectory = 1;
-
- rem = -1;
- /* Command to be executed on remote system using "rsh". */
- (void)sprintf(cmd, "rcp%s%s%s",
- iamrecursive ? " -r" : "",
- pflag ? " -p" : "",
- targetshouldbedirectory ? " -d" : "");
- if (targ = colon(argv[argc - 1])) /* Dest is remote host. */
- toremote(targ, argc, argv);
- else {
- if (targetshouldbedirectory)
- verifydir(argv[argc - 1]);
- tolocal(argc, argv); /* Dest is local host. */
- }
- exit(errs);
- }
-
- void
- toremote(char *targ, int argc, char *argv[])
- {
- int i, len, tos;
- char *bp, *host, *src, *suser, *thost, *tuser;
-
- *targ++ = 0;
- if (*targ == 0)
- targ = ".";
-
- if (thost = strchr(argv[argc - 1], '@')) {
- /* user@host */
- *thost++ = 0;
- tuser = argv[argc - 1];
- if (*tuser == '\0')
- tuser = NULL;
- else if (!okname(tuser))
- exit(1);
- } else {
- thost = argv[argc - 1];
- tuser = NULL;
- }
-
- for (i = 0; i < argc - 1; i++) {
- src = colon(argv[i]);
- if (src) { /* remote to remote */
- *src++ = 0;
- if (*src == 0)
- src = ".";
- host = strchr(argv[i], '@');
- len = strlen(_PATH_RSH) + strlen(argv[i]) +
- strlen(src) + (tuser ? strlen(tuser) : 0) +
- strlen(thost) + strlen(targ) + CMDNEEDS + 20;
- if (!(bp = malloc(len)))
- err(stderr, "Failed to allocate a buffer.");
- if (host) {
- *host++ = 0;
- suser = argv[i];
- if (*suser == '\0')
- suser = pwd->pw_name;
- else if (!okname(suser))
- continue;
- (void)sprintf(bp, "%s %s -l %s -n %s %s '%s%s%s:%s'",
- _PATH_RSH, host, suser, cmd, src,
- tuser ? tuser : "", tuser ? "@" : "",
- thost, targ);
- } else
- (void)sprintf(bp, "exec %s %s -n %s %s '%s%s%s:%s'",
- _PATH_RSH, argv[i], cmd, src,
- tuser ? tuser : "", tuser ? "@" : "",
- thost, targ);
- (void)susystem(bp, userid);
- (void)free(bp);
- } else { /* local to remote */
- if (rem == -1) {
- len = strlen(targ) + CMDNEEDS + 20;
- if (!(bp = malloc(len)))
- err(stderr, "Failed to allocate a buffer.");
- (void)sprintf(bp, "%s -t %s", cmd, targ);
- host = thost;
- rem = rcmd(&host, port, pwd->pw_name,
- tuser ? tuser : pwd->pw_name,
- bp, 0);
- if (rem < 0)
- errx(stderr, "rcmd failed.");
-
- tos = IPTOS_THROUGHPUT;
- /* tos = IPTOS_RELIABILITY;*/
-
- if (setsockopt(rem, IPPROTO_IP, IP_TOS,
- &tos, sizeof(int)) < 0)
- warn("TOS (ignored)");
-
- if (response() < 0)
- exit(1);
- (void)free(bp);
- (void)setuid(userid);
- }
- source(1, argv + i);
- }
- }
- }
-
- void
- tolocal(int argc, char *argv[])
- {
- int i, len, tos;
- char *bp, *host, *src, *suser;
-
- for (i = 0; i < argc - 1; i++) {
- if (!(src = colon(argv[i]))) { /* Local to local. */
- len = strlen(_PATH_CP) + strlen(argv[i]) +
- strlen(argv[argc - 1]) + 20;
- if (!(bp = malloc(len)))
- err(stderr, "Failed to allocate a buffer.");
- (void)sprintf(bp, "%s %s %s %s %s", _PATH_CP,
- argv[i], argv[argc - 1],
- iamrecursive ? "all" : "", pflag ? "clone" : "");
- if (susystem(bp, userid))
- ++errs;
- (void)free(bp);
- continue;
- }
- *src++ = 0;
- if (*src == 0)
- src = ".";
- if ((host = strchr(argv[i], '@')) == NULL) {
- host = argv[i];
- suser = pwd->pw_name;
- } else {
- *host++ = 0;
- suser = argv[i];
- if (*suser == '\0')
- suser = pwd->pw_name;
- else if (!okname(suser))
- continue;
- }
- len = strlen(src) + CMDNEEDS + 20;
- if ((bp = malloc(len)) == NULL)
- err(stderr, "Failed to allocate a buffer.");
- (void)sprintf(bp, "%s -f %s", cmd, src);
- rem = rcmd(&host, port, pwd->pw_name, suser, bp, 0);
- (void)free(bp);
- if (rem < 0) {
- ++errs;
- continue;
- }
- (void)seteuid(userid);
- /* tos = IPTOS_THROUGHPUT; */
- tos = IPTOS_RELIABILITY;
- if (setsockopt(rem, IPPROTO_IP, IP_TOS, &tos, sizeof(int)) < 0)
- warn("TOS (ignored)");
-
- sink(1, argv + argc - 1);
- (void)seteuid(0);
- (void)close(rem);
- rem = -1;
- }
- }
-
- void
- source(int argc, char *argv[])
- {
- struct stat stb;
- static BUF buffer;
- BUF *bp;
- off_t i;
- int amt, fd, haderr, indx, result;
- char *last, *name, buf[BUFSIZ];
-
- for (indx = 0; indx < argc; ++indx) {
- name = argv[indx];
- if ((fd = open(name, O_RDONLY, 0)) < 0)
- goto syserr;
- if (fstat(fd, &stb)) {
- syserr:run_err("%s: %s", name, strerror(errno));
- goto next;
- }
- switch (stb.st_mode & S_IFMT) {
- case S_IFREG:
- break;
- case S_IFDIR:
- if (iamrecursive) {
- rsource(name, &stb);
- goto next;
- }
- /* FALLTHROUGH */
- default:
- run_err("%s: not a regular file", name);
- goto next;
- }
- if ((last = strrchr(name, '/')) == NULL)
- last = name;
- else
- ++last;
- if (pflag) {
- /*
- * Make it compatible with possible future
- * versions expecting microseconds.
- */
- (void)sprintf(buf, "T%ld 0 %ld 0\n",
- stb.st_mtime, stb.st_atime);
- (void)write(rem, buf, strlen(buf));
- if (response() < 0)
- goto next;
- }
- (void)sprintf(buf, "C%04o %ld %s\n",
- stb.st_mode & 0755, stb.st_size, last);
- (void)write(rem, buf, strlen(buf));
- if (response() < 0)
- goto next;
- if ((bp = allocbuf(&buffer, fd, BUFSIZ)) == NULL) {
- next:(void)close(fd);
- continue;
- }
- /* Keep writing after an error so that we stay sync'd up. */
- for (haderr = i = 0; i < stb.st_size; i += bp->cnt) {
- amt = bp->cnt;
- if (i + amt > stb.st_size)
- amt = stb.st_size - i;
- if (!haderr) {
- result = read(fd, bp->buf, amt);
- if (result != amt)
- haderr = result >= 0 ? EIO : errno;
- }
- if (haderr)
- (void)write(rem, bp->buf, amt);
- else {
- result = write(rem, bp->buf, amt);
- if (result != amt)
- haderr = result >= 0 ? EIO : errno;
- }
- }
- if (close(fd) && !haderr)
- haderr = errno;
- if (!haderr)
- (void)write(rem, "", 1);
- else
- run_err("%s: %s", name, strerror(haderr));
- (void)response();
- }
- }
-
- void
- rsource(char *name, struct stat *statp)
- {
- DIR *dirp;
- struct dirent *dp;
- char *last, *vect[1], path[MAXPATHLEN];
-
- if (!(dirp = opendir(name))) {
- run_err("%s: %s", name, strerror(errno));
- return;
- }
- last = strrchr(name, '/');
- if (last == 0)
- last = name;
- else
- last++;
- if (pflag) {
- (void)sprintf(path, "T%ld 0 %ld 0\n",
- statp->st_mtime, statp->st_atime);
- (void)write(rem, path, strlen(path));
- if (response() < 0) {
- closedir(dirp);
- return;
- }
- }
- (void)sprintf(path, "D%04o %d %s\n", statp->st_mode & 0755, 0, last);
- (void)write(rem, path, strlen(path));
- if (response() < 0) {
- closedir(dirp);
- return;
- }
- while (dp = readdir(dirp)) {
- if (dp->d_ino == 0)
- continue;
- if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, ".."))
- continue;
- if (strlen(name) + 1 + strlen(dp->d_name) >= MAXPATHLEN - 1) {
- run_err("%s/%s: name too long", name, dp->d_name);
- continue;
- }
- (void)sprintf(path, "%s/%s", name, dp->d_name);
- vect[0] = path;
- source(1, vect);
- }
- (void)closedir(dirp);
- (void)write(rem, "E\n", 2);
- (void)response();
- }
-
- void
- sink(int argc, char *argv[])
- {
- static BUF buffer;
- struct stat stb;
- struct timeval tv[2];
- enum {
- YES, NO, DISPLAYED
- } wrerr;
- BUF *bp;
- off_t i, j;
- int amt, count, exists, first, mask, mode, ofd, omode;
- int setimes, size, targisdir, wrerrno;
- char ch, *cp, *np, *targ, *why, *vect[1], buf[BUFSIZ];
-
- #define atime tv[0]
- #define mtime tv[1]
- #define SCREWUP(str) { why = str; goto screwup; }
-
- setimes = targisdir = 0;
- mask = umask(0);
- if (!pflag)
- (void)umask(mask);
- if (argc != 1) {
- run_err("ambiguous target");
- exit(1);
- }
- targ = *argv;
- if (targetshouldbedirectory)
- verifydir(targ);
- (void)write(rem, "", 1);
- if (stat(targ, &stb) == 0 && S_ISDIR(stb.st_mode))
- targisdir = 1;
- for (first = 1;; first = 0) {
- cp = buf;
- if (read(rem, cp, 1) <= 0)
- return;
- if (*cp++ == '\n')
- SCREWUP("unexpected <newline>");
- do {
- if (read(rem, &ch, sizeof(ch)) != sizeof(ch))
- SCREWUP("lost connection");
- *cp++ = ch;
- } while (cp < &buf[BUFSIZ - 1] && ch != '\n');
- *cp = 0;
-
- if (buf[0] == '\01' || buf[0] == '\02') {
- if (iamremote == 0)
- (void)write(2,
- buf + 1, strlen(buf + 1));
- if (buf[0] == '\02')
- exit(1);
- ++errs;
- continue;
- }
- if (buf[0] == 'E') {
- (void)write(rem, "", 1);
- return;
- }
- if (ch == '\n')
- *--cp = 0;
-
- #define getnum(t) (t) = 0; while (isdigit(*cp)) (t) = (t) * 10 + (*cp++ - '0');
- cp = buf;
- if (*cp == 'T') {
- setimes++;
- cp++;
- getnum(mtime.tv_sec);
- if (*cp++ != ' ')
- SCREWUP("mtime.sec not delimited");
- getnum(mtime.tv_usec);
- if (*cp++ != ' ')
- SCREWUP("mtime.usec not delimited");
- getnum(atime.tv_sec);
- if (*cp++ != ' ')
- SCREWUP("atime.sec not delimited");
- getnum(atime.tv_usec);
- if (*cp++ != '\0')
- SCREWUP("atime.usec not delimited");
- (void)write(rem, "", 1);
- continue;
- }
- if (*cp != 'C' && *cp != 'D') {
- /*
- * Check for the case "rcp remote:foo\* local:bar".
- * In this case, the line "No match." can be returned
- * by the shell before the rcp command on the remote is
- * executed so the ^Aerror_message convention isn't
- * followed.
- */
- if (first) {
- run_err("%s", cp);
- exit(1);
- }
- SCREWUP("expected control record");
- }
- mode = 0;
- for (++cp; cp < buf + 5; cp++) {
- if (*cp < '0' || *cp > '7')
- SCREWUP("bad mode");
- mode = (mode << 3) | (*cp - '0');
- }
- if (*cp++ != ' ')
- SCREWUP("mode not delimited");
-
- for (size = 0; isdigit(*cp);)
- size = size * 10 + (*cp++ - '0');
- if (*cp++ != ' ')
- SCREWUP("size not delimited");
- if (targisdir) {
- static char *namebuf;
- static int cursize;
- size_t need;
-
- need = strlen(targ) + strlen(cp) + 250;
- if (need > cursize) {
- if (!(namebuf = malloc(need)))
- run_err("%s", strerror(errno));
- }
- (void)sprintf(namebuf, "%s%s%s", targ,
- *targ ? "/" : "", cp);
- np = namebuf;
- } else
- np = targ;
- exists = stat(np, &stb) == 0;
- if (buf[0] == 'D') {
- int mod_flag = pflag;
-
- if (exists) {
- if (!S_ISDIR(stb.st_mode)) {
- errno = ENOTDIR;
- goto bad;
- }
- if (pflag)
- (void)chmod(np, mode);
- } else {
- /* Handle copying from a read-only directory */
- mod_flag = 1;
- if (mkdir(np) < 0)
- goto bad;
- }
- vect[0] = np;
- sink(1, vect);
- if (setimes) {
- setimes = 0;
- /* if (utimes(np, tv) < 0) run_err("%s: set times: %s", np, *
- *
- * * * * strerror(errno)); MHEINZ */
- }
- if (mod_flag)
- (void)chmod(np, mode);
- continue;
- }
- omode = mode;
- mode |= S_IWRITE;
- if ((ofd = open(np, O_WRONLY | O_CREAT, mode)) < 0) {
- bad:run_err("%s: %s", np, strerror(errno));
- continue;
- }
- (void)write(rem, "", 1);
- if ((bp = allocbuf(&buffer, ofd, BUFSIZ)) == NULL) {
- (void)close(ofd);
- continue;
- }
- cp = bp->buf;
- wrerr = NO;
- for (count = i = 0; i < size; i += BUFSIZ) {
- amt = BUFSIZ;
- if (i + amt > size)
- amt = size - i;
- count += amt;
- do {
- j = read(rem, cp, amt);
- if (j <= 0) {
- run_err("%s", j ? strerror(errno) :
- "dropped connection");
- exit(1);
- }
- amt -= j;
- cp += j;
- } while (amt > 0);
- if (count == bp->cnt) {
- /* Keep reading so we stay sync'd up. */
- if (wrerr == NO) {
- j = write(ofd, bp->buf, count);
- if (j != count) {
- wrerr = YES;
- wrerrno = j >= 0 ? EIO : errno;
- }
- }
- count = 0;
- cp = bp->buf;
- }
- }
- if (count != 0 && wrerr == NO &&
- (j = write(ofd, bp->buf, count)) != count) {
- wrerr = YES;
- wrerrno = j >= 0 ? EIO : errno;
- }
- if (ftruncate(ofd, size)) {
- run_err("%s: truncate: %s", np, strerror(errno));
- wrerr = DISPLAYED;
- }
- if (pflag) {
- if (exists || omode != mode)
- if (chmod(np, omode))
- run_err("%s: set mode: %s",
- np, strerror(errno));
- } else {
- if (!exists && omode != mode)
- if (chmod(np, omode & ~mask))
- run_err("%s: set mode: %s",
- np, strerror(errno));
- }
- (void)close(ofd);
- (void)response();
- if (setimes && wrerr == NO) {
- setimes = 0;
- }
- switch (wrerr) {
- case YES:
- run_err("%s: %s", np, strerror(wrerrno));
- break;
- case NO:
- (void)write(rem, "", 1);
- break;
- case DISPLAYED:
- break;
- }
- }
- screwup:
- run_err("protocol error: %s", why);
- exit(1);
- }
-
- int
- response()
- {
- char ch, *cp, resp, rbuf[BUFSIZ];
-
- if (read(rem, &resp, sizeof(resp)) != sizeof(resp))
- lostconn(0);
-
- cp = rbuf;
- switch (resp) {
- case 0: /* ok */
- return (0);
- default:
- *cp++ = resp;
- /* FALLTHROUGH */
- case 1:
- /* error, followed by error msg */
- case 2:
- /* fatal error */
- do {
- if (read(rem, &ch, sizeof(ch)) != sizeof(ch))
- lostconn(0);
- *cp++ = ch;
- } while (cp < &rbuf[BUFSIZ] && ch != '\n');
- *cp = '\0';
- if (!iamremote)
- err(stderr, rbuf);
- ++errs;
- if (resp == 1)
- return (-1);
- exit(1);
- }
- /* NOTREACHED */
- }
-
- void
- usage()
- {
- (void)fprintf(stderr,
- "rcp - ported to the Amiga and AmiTCP by Michael Heinz.\nusage: rcp [-p] f1 f2; or: rcp [-pr] f1 ... fn directory\n");
- exit(1);
- }
-
- #include <stdarg.h>
-
- void
- run_err(const char *fmt,...)
- {
- static FILE *fp;
- va_list ap;
-
- va_start(ap, fmt);
-
- ++errs;
- if (fp == NULL && !(fp = fdopen(rem, "w")))
- return;
- (void)fprintf(fp, "%c", 0x01);
- (void)fprintf(fp, "rcp: ");
- (void)vfprintf(fp, fmt, ap);
- (void)fprintf(fp, "\n");
- (void)fflush(fp);
-
- if (!iamremote) {
- char buf[256];
-
- vsprintf(buf, fmt, ap);
- warn(buf);
- }
- va_end(ap);
- }
-