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Give a error message to old-version kx.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1703 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-05-11 09:02:45 +00:00
parent 04d81948d9
commit 0e57a774c9
1 changed files with 14 additions and 2 deletions
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16
appl/kx/kxd.c
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@@ -71,7 +71,7 @@ fatal (int fd, des_cblock *key, des_key_schedule schedule,
va_start(args, format); va_start(args, format);
p = msg; p = msg;
*p++ = ERROR; *p++ = ERROR;
vsprintf (p + 4, format, args); vsnprintf (p + 4, sizeof(msg) - 5, format, args);
syslog (LOG_ERR, p + 4); syslog (LOG_ERR, p + 4);
len = strlen (p + 4); len = strlen (p + 4);
p += krb_put_int (len, p, 4); p += krb_put_int (len, p, 4);
@@ -132,9 +132,21 @@ recv_conn (int sock, des_cblock *key, des_key_schedule schedule,
if (status != KSUCCESS) if (status != KSUCCESS)
syslog (LOG_ERR, "krb_recvauth: %s", syslog (LOG_ERR, "krb_recvauth: %s",
krb_get_err_text(status)); krb_get_err_text(status));
if( strncmp(version, KX_VERSION, KRB_SENDAUTH_VLEN) != 0) if( strncmp(version, KX_VERSION, KRB_SENDAUTH_VLEN) != 0) {
/* Try to be nice to old kx's */
if (strncmp (version, KX_OLD_VERSION, KRB_SENDAUTH_VLEN) == 0) {
char *old_errmsg = "\001Old version of kx. Please upgrade.";
syslog (LOG_ERR, "Old version client (%s)", version);
krb_net_read (sock, user, sizeof(user));
krb_net_write (sock, old_errmsg, strlen(old_errmsg) + 1);
exit (1);
}
fatal(sock, key, schedule, thisaddr, thataddr, fatal(sock, key, schedule, thisaddr, thataddr,
"Bad version %s", version); "Bad version %s", version);
}
memcpy(key, &auth.session, sizeof(des_cblock)); memcpy(key, &auth.session, sizeof(des_cblock));
len = read_encrypted (sock, msg, sizeof(msg), &ret, len = read_encrypted (sock, msg, sizeof(msg), &ret,