diff options
Diffstat (limited to 'src/lib/libc/net/rcmd.c')
| -rw-r--r-- | src/lib/libc/net/rcmd.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/lib/libc/net/rcmd.c b/src/lib/libc/net/rcmd.c index ef98e882a2..2530c9d5a2 100644 --- a/src/lib/libc/net/rcmd.c +++ b/src/lib/libc/net/rcmd.c | |||
| @@ -32,7 +32,7 @@ | |||
| 32 | */ | 32 | */ |
| 33 | 33 | ||
| 34 | #if defined(LIBC_SCCS) && !defined(lint) | 34 | #if defined(LIBC_SCCS) && !defined(lint) |
| 35 | static char *rcsid = "$OpenBSD: rcmd.c,v 1.11 1996/08/19 08:29:39 tholo Exp $"; | 35 | static char *rcsid = "$OpenBSD: rcmd.c,v 1.12 1996/08/30 04:07:43 millert Exp $"; |
| 36 | #endif /* LIBC_SCCS and not lint */ | 36 | #endif /* LIBC_SCCS and not lint */ |
| 37 | 37 | ||
| 38 | #include <sys/param.h> | 38 | #include <sys/param.h> |
| @@ -72,6 +72,13 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p) | |||
| 72 | int s, lport, timo; | 72 | int s, lport, timo; |
| 73 | char c; | 73 | char c; |
| 74 | 74 | ||
| 75 | /* use rsh(1) if non-root and remote port is shell. */ | ||
| 76 | if (geteuid()) { | ||
| 77 | struct servent *sp = getservbyname("shell", "tcp"); | ||
| 78 | if (sp && sp->s_port == rport) | ||
| 79 | return(rcmdsh(ahost, rport, locuser, remuser, cmd, NULL)); | ||
| 80 | } | ||
| 81 | |||
| 75 | pid = getpid(); | 82 | pid = getpid(); |
| 76 | hp = gethostbyname(*ahost); | 83 | hp = gethostbyname(*ahost); |
| 77 | if (hp == NULL) { | 84 | if (hp == NULL) { |
| @@ -79,6 +86,7 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p) | |||
| 79 | return (-1); | 86 | return (-1); |
| 80 | } | 87 | } |
| 81 | *ahost = hp->h_name; | 88 | *ahost = hp->h_name; |
| 89 | |||
| 82 | oldmask = sigblock(sigmask(SIGURG)); | 90 | oldmask = sigblock(sigmask(SIGURG)); |
| 83 | for (timo = 1, lport = IPPORT_RESERVED - 1;;) { | 91 | for (timo = 1, lport = IPPORT_RESERVED - 1;;) { |
| 84 | s = rresvport(&lport); | 92 | s = rresvport(&lport); |
