src/usr.bin/su/su.c - diff

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Diff for /src/usr.bin/su/su.c between version 1.34 and 1.34.2.1

version 1.34, 2000/09/15 07:13:50

version 1.34.2.1, 2000/12/08 09:03:15

Line 59

#include <string.h>

#include <syslog.h>

#include <unistd.h>

#include <fcntl.h>

#ifdef SKEY

#include <skey.h>

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KTEXT_ST ticket;

AUTH_DAT authdata;

struct hostent *hp;

int kerno;

int kerno, fd;

in_addr_t faddr;

char hostname[MAXHOSTNAMELEN], savehost[MAXHOSTNAMELEN];

char *ontty(), *krb_get_phost();

/* Don't bother with Kerberos if there is no srvtab file */

if ((fd = open(KEYFILE, O_RDONLY, 0)) < 0)

return (1);

close(fd);

if (koktologin(username, lrealm, user) && !uid) {

(void)fprintf(stderr, "kerberos su: not in %s's ACL.\n", user);

return (1);

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return (1);

}

if (chown(krbtkfile, uid, -1) < 0) {

warn("chown");

* Set the owner of the ticket file to root but bail if someone

* has nefariously swapped a link in place of the file.

fd = open(krbtkfile, O_RDWR|O_NOFOLLOW, 0);

if (fd == -1) {

warn("unable to open ticket file");

(void)unlink(krbtkfile);

return (1);

}

if (fchown(fd, uid, -1) < 0) {

warn("fchown");

(void)unlink(krbtkfile);

return (1);

}

close(fd);

(void)setpriority(PRIO_PROCESS, 0, -2);