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Sync with NetBSD rcp, add v6 parsing support and no setuid code at all.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@23028 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2008-04-17 17:30:06 +00:00
parent bd22a7f8d9
commit 85c940fa73
4 changed files with 39 additions and 29 deletions
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40
appl/rcp/rcp.c
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@@ -10,11 +10,7 @@
* 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
* 3. 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.
*
@@ -118,16 +114,12 @@ main(int argc, char **argv)
remout = STDOUT_FILENO;
if (fflag) { /* Follow "protocol", send data. */
response();
if (setuid(userid) < 0)
errx(1, "setuid failed");
(void)response();
source(argc, argv);
exit(errs);
}
if (tflag) { /* Receive data. */
if (setuid(userid) < 0)
errx(1, "setuid failed");
sink(argc, argv);
exit(errs);
}
@@ -165,7 +157,7 @@ toremote(char *targ, int argc, char **argv)
if (*targ == 0)
targ = ".";
if ((thost = strchr(argv[argc - 1], '@'))) {
if ((thost = strchr(argv[argc - 1], '@')) != NULL) {
/* user@host */
*thost++ = 0;
tuser = argv[argc - 1];
@@ -177,6 +169,7 @@ toremote(char *targ, int argc, char **argv)
thost = argv[argc - 1];
tuser = NULL;
}
thost = unbracket(thost);
for (i = 0; i < argc - 1; i++) {
src = colon(argv[i]);
@@ -188,6 +181,7 @@ toremote(char *targ, int argc, char **argv)
host = strchr(argv[i], '@');
if (host) {
*host++ = '\0';
host = unbracket(host);
suser = argv[i];
if (*suser == '\0')
suser = pwd->pw_name;
@@ -200,16 +194,17 @@ toremote(char *targ, int argc, char **argv)
tuser ? tuser : "", tuser ? "@" : "",
thost, targ);
} else {
host = unbracket(argv[i]);
ret = asprintf(&bp,
"exec %s%s %s -n %s %s '%s%s%s:%s'",
_PATH_RSH, eflag ? " -e" : "",
argv[i], cmd, src,
host, cmd, src,
tuser ? tuser : "", tuser ? "@" : "",
thost, targ);
}
if (ret == -1)
err (1, "malloc");
susystem(bp, userid);
susystem(bp);
free(bp);
} else { /* local to remote */
if (remin == -1) {
@@ -223,8 +218,6 @@ toremote(char *targ, int argc, char **argv)
if (response() < 0)
exit(1);
free(bp);
if (setuid(userid) < 0)
errx(1, "setuid failed");
}
source(1, argv+i);
}
@@ -246,7 +239,7 @@ tolocal(int argc, char **argv)
argv[i], argv[argc - 1]);
if (ret == -1)
err (1, "malloc");
if (susystem(bp, userid))
if (susystem(bp))
++errs;
free(bp);
continue;
@@ -275,8 +268,6 @@ tolocal(int argc, char **argv)
}
free(bp);
sink(1, argv + argc - 1);
if (seteuid(0) < 0)
exit(1);
close(remin);
remin = remout = -1;
}
@@ -289,7 +280,8 @@ source(int argc, char **argv)
static BUF buffer;
BUF *bp;
off_t i;
int amt, fd, haderr, indx, result;
off_t amt;
int fd, haderr, indx, result;
char *last, *name, buf[BUFSIZ];
for (indx = 0; indx < argc; ++indx) {
@@ -349,14 +341,14 @@ next: close(fd);
if (i + amt > stb.st_size)
amt = stb.st_size - i;
if (!haderr) {
result = read(fd, bp->buf, amt);
result = read(fd, bp->buf, (size_t)amt);
if (result != amt)
haderr = result >= 0 ? EIO : errno;
}
if (haderr)
write(remout, bp->buf, amt);
else {
result = write(remout, bp->buf, amt);
result = write(remout, bp->buf, (size_t)amt);
if (result != amt)
haderr = result >= 0 ? EIO : errno;
}
@@ -404,7 +396,7 @@ rsource(char *name, struct stat *statp)
closedir(dirp);
return;
}
while ((dp = readdir(dirp))) {
while ((dp = readdir(dirp)) != NULL) {
if (dp->d_ino == 0)
continue;
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, ".."))
@@ -600,7 +592,7 @@ bad: run_err("%s: %s", np, strerror(errno));
if (count == bp->cnt) {
/* Keep reading so we stay sync'd up. */
if (wrerr == NO) {
j = write(ofd, bp->buf, count);
j = write(ofd, bp->buf, (size_t)count);
if (j != count) {
wrerr = YES;
wrerrno = j >= 0 ? EIO : errno;
@@ -611,7 +603,7 @@ bad: run_err("%s: %s", np, strerror(errno));
}
}
if (count != 0 && wrerr == NO &&
(j = write(ofd, bp->buf, count)) != count) {
(j = write(ofd, bp->buf, (size_t)count)) != count) {
wrerr = YES;
wrerrno = j >= 0 ? EIO : errno;
}