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authorTheo de Raadt <deraadt@cvs.openbsd.org>2004-01-11 21:55:07 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>2004-01-11 21:55:07 +0000
commit206577c8cfc1f301dcc847e5ffe20cdfdfb07d55 (patch)
tree1421c9038cb6667aea4528fda150f61b8d62fa7c
parentb7638b438d0fa197ccaed99135223e1d7e285139 (diff)
for pty opening, only use the openpty() path. the other stuff only needs
to be in openssh-p; markus ok
-rw-r--r--usr.bin/ssh/sshpty.c123
1 files changed, 1 insertions, 122 deletions
diff --git a/usr.bin/ssh/sshpty.c b/usr.bin/ssh/sshpty.c
index 01d757ea64d..b723f36b745 100644
--- a/usr.bin/ssh/sshpty.c
+++ b/usr.bin/ssh/sshpty.c
@@ -12,7 +12,7 @@
*/
#include "includes.h"
-RCSID("$OpenBSD: sshpty.c,v 1.10 2003/06/12 07:57:38 markus Exp $");
+RCSID("$OpenBSD: sshpty.c,v 1.11 2004/01/11 21:55:06 deraadt Exp $");
#include <util.h>
#include "sshpty.h"
@@ -37,8 +37,6 @@ RCSID("$OpenBSD: sshpty.c,v 1.10 2003/06/12 07:57:38 markus Exp $");
int
pty_allocate(int *ptyfd, int *ttyfd, char *namebuf, int namebuflen)
{
-#if defined(HAVE_OPENPTY) || defined(BSD4_4)
- /* openpty(3) exists in OSF/1 and some other os'es */
char buf[64];
int i;
@@ -49,125 +47,6 @@ pty_allocate(int *ptyfd, int *ttyfd, char *namebuf, int namebuflen)
}
strlcpy(namebuf, buf, namebuflen); /* possible truncation */
return 1;
-#else /* HAVE_OPENPTY */
-#ifdef HAVE__GETPTY
- /*
- * _getpty(3) exists in SGI Irix 4.x, 5.x & 6.x -- it generates more
- * pty's automagically when needed
- */
- char *slave;
-
- slave = _getpty(ptyfd, O_RDWR, 0622, 0);
- if (slave == NULL) {
- error("_getpty: %.100s", strerror(errno));
- return 0;
- }
- strlcpy(namebuf, slave, namebuflen);
- /* Open the slave side. */
- *ttyfd = open(namebuf, O_RDWR | O_NOCTTY);
- if (*ttyfd < 0) {
- error("%.200s: %.100s", namebuf, strerror(errno));
- close(*ptyfd);
- return 0;
- }
- return 1;
-#else /* HAVE__GETPTY */
-#ifdef HAVE_DEV_PTMX
- /*
- * This code is used e.g. on Solaris 2.x. (Note that Solaris 2.3
- * also has bsd-style ptys, but they simply do not work.)
- */
- int ptm;
- char *pts;
-
- ptm = open("/dev/ptmx", O_RDWR | O_NOCTTY);
- if (ptm < 0) {
- error("/dev/ptmx: %.100s", strerror(errno));
- return 0;
- }
- if (grantpt(ptm) < 0) {
- error("grantpt: %.100s", strerror(errno));
- return 0;
- }
- if (unlockpt(ptm) < 0) {
- error("unlockpt: %.100s", strerror(errno));
- return 0;
- }
- pts = ptsname(ptm);
- if (pts == NULL)
- error("Slave pty side name could not be obtained.");
- strlcpy(namebuf, pts, namebuflen);
- *ptyfd = ptm;
-
- /* Open the slave side. */
- *ttyfd = open(namebuf, O_RDWR | O_NOCTTY);
- if (*ttyfd < 0) {
- error("%.100s: %.100s", namebuf, strerror(errno));
- close(*ptyfd);
- return 0;
- }
- /* Push the appropriate streams modules, as described in Solaris pts(7). */
- if (ioctl(*ttyfd, I_PUSH, "ptem") < 0)
- error("ioctl I_PUSH ptem: %.100s", strerror(errno));
- if (ioctl(*ttyfd, I_PUSH, "ldterm") < 0)
- error("ioctl I_PUSH ldterm: %.100s", strerror(errno));
- if (ioctl(*ttyfd, I_PUSH, "ttcompat") < 0)
- error("ioctl I_PUSH ttcompat: %.100s", strerror(errno));
- return 1;
-#else /* HAVE_DEV_PTMX */
-#ifdef HAVE_DEV_PTS_AND_PTC
- /* AIX-style pty code. */
- const char *name;
-
- *ptyfd = open("/dev/ptc", O_RDWR | O_NOCTTY);
- if (*ptyfd < 0) {
- error("Could not open /dev/ptc: %.100s", strerror(errno));
- return 0;
- }
- name = ttyname(*ptyfd);
- if (!name)
- fatal("Open of /dev/ptc returns device for which ttyname fails.");
- strlcpy(namebuf, name, namebuflen);
- *ttyfd = open(name, O_RDWR | O_NOCTTY);
- if (*ttyfd < 0) {
- error("Could not open pty slave side %.100s: %.100s",
- name, strerror(errno));
- close(*ptyfd);
- return 0;
- }
- return 1;
-#else /* HAVE_DEV_PTS_AND_PTC */
- /* BSD-style pty code. */
- char buf[64];
- int i;
- const char *ptymajors = "pqrstuvwxyzabcdefghijklmnoABCDEFGHIJKLMNOPQRSTUVWXYZ";
- const char *ptyminors = "0123456789abcdef";
- int num_minors = strlen(ptyminors);
- int num_ptys = strlen(ptymajors) * num_minors;
-
- for (i = 0; i < num_ptys; i++) {
- snprintf(buf, sizeof buf, "/dev/pty%c%c", ptymajors[i / num_minors],
- ptyminors[i % num_minors]);
- *ptyfd = open(buf, O_RDWR | O_NOCTTY);
- if (*ptyfd < 0)
- continue;
- snprintf(namebuf, namebuflen, "/dev/tty%c%c",
- ptymajors[i / num_minors], ptyminors[i % num_minors]);
-
- /* Open the slave side. */
- *ttyfd = open(namebuf, O_RDWR | O_NOCTTY);
- if (*ttyfd < 0) {
- error("%.100s: %.100s", namebuf, strerror(errno));
- close(*ptyfd);
- return 0;
- }
- return 1;
- }
- return 0;
-#endif /* HAVE_DEV_PTS_AND_PTC */
-#endif /* HAVE_DEV_PTMX */
-#endif /* HAVE__GETPTY */
-#endif /* HAVE_OPENPTY */
}
/* Releases the tty. Its ownership is returned to root, and permissions to 0666. */