[ssh-keyscan.c]
     Don't assume we wil get the version string all in one read().
     deraadt@ OK'd
This commit is contained in:
Ben Lindstrom 2001-03-06 03:33:04 +00:00
parent b3144e58e7
commit 884a4aca88
2 changed files with 14 additions and 6 deletions

View File

@ -33,6 +33,10 @@
- deraadt@cvs.openbsd.org 2001/03/06 00:33:04
[authfd.c cli.c ssh-agent.c]
EINTR/EAGAIN handling is required in more cases
- millert@cvs.openbsd.org 2001/03/06 01:06:03
[ssh-keyscan.c]
Don't assume we wil get the version string all in one read().
deraadt@ OK'd
20010305
- (bal) CVS ID touch up on sshpty.[ch] and sshlogin.[ch]
@ -4404,4 +4408,4 @@
- Wrote replacements for strlcpy and mkdtemp
- Released 1.0pre1
$Id: ChangeLog,v 1.916 2001/03/06 03:31:34 mouring Exp $
$Id: ChangeLog,v 1.917 2001/03/06 03:33:04 mouring Exp $

View File

@ -8,7 +8,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: ssh-keyscan.c,v 1.20 2001/03/05 15:37:27 deraadt Exp $");
RCSID("$OpenBSD: ssh-keyscan.c,v 1.21 2001/03/06 01:06:03 millert Exp $");
#if defined(HAVE_SYS_QUEUE_H) && !defined(HAVE_BOGUS_SYS_QUEUE_H)
#include <sys/queue.h>
@ -411,23 +411,27 @@ conrecycle(int s)
void
congreet(int s)
{
char buf[80];
char buf[80], *cp;
size_t bufsiz;
int n;
con *c = &fdcon[s];
n = read(s, buf, sizeof(buf));
bufsiz = sizeof(buf);
cp = buf;
while (bufsiz-- && (n = read(s, cp, 1)) == 1 && *cp != '\n' && *cp != '\r')
cp++;
if (n < 0) {
if (errno != ECONNREFUSED)
error("read (%s): %s", c->c_name, strerror(errno));
conrecycle(s);
return;
}
if (buf[n - 1] != '\n') {
if (*cp != '\n' && *cp != '\r') {
error("%s: bad greeting", c->c_name);
confree(s);
return;
}
buf[n - 1] = '\0';
*cp = '\0';
fprintf(stderr, "# %s %s\n", c->c_name, buf);
n = snprintf(buf, sizeof buf, "SSH-1.5-OpenSSH-keyscan\r\n");
if (atomicio(write, s, buf, n) != n) {