summaryrefslogtreecommitdiff
path: root/eBones/lib/librkinit/rk_krb.c
diff options
context:
space:
mode:
Diffstat (limited to 'eBones/lib/librkinit/rk_krb.c')
-rw-r--r--eBones/lib/librkinit/rk_krb.c316
1 files changed, 0 insertions, 316 deletions
diff --git a/eBones/lib/librkinit/rk_krb.c b/eBones/lib/librkinit/rk_krb.c
deleted file mode 100644
index ad8a6537b2d45..0000000000000
--- a/eBones/lib/librkinit/rk_krb.c
+++ /dev/null
@@ -1,316 +0,0 @@
-/*
- * $Id: rk_krb.c,v 1.1 1993/12/10 19:36:09 dglo Exp gibbs $
- * $Source: /usr/src/eBones/librkinit/RCS/rk_krb.c,v $
- * $Author: dglo $
- *
- * This file contains the kerberos parts of the rkinit library.
- * See the comment at the top of rk_lib.c for a description of the naming
- * conventions used within the rkinit library.
- */
-
-#if !defined(lint) && !defined(SABER) && !defined(LOCORE) && defined(RCS_HDRS)
-static char *rcsid = "$Id: rk_krb.c,v 1.1 1993/12/10 19:36:09 dglo Exp gibbs $";
-#endif /* lint || SABER || LOCORE || RCS_HDRS */
-
-#include <stdio.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <unistd.h>
-#include <sys/ioctl.h>
-#include <netinet/in.h>
-#include <krb.h>
-#include <des.h>
-
-#include <signal.h>
-#include <setjmp.h>
-
-#ifdef POSIX
-#include <termios.h>
-#else
-#include <sgtty.h>
-#endif
-
-#include <rkinit.h>
-#include <rkinit_err.h>
-#include <rkinit_private.h>
-
-static jmp_buf env;
-static void sig_restore();
-static void push_signals();
-static void pop_signals();
-
-/* Information to be passed around within client get_in_tkt */
-typedef struct {
- KTEXT scip; /* Server KDC packet */
- char *username;
- char *host;
-} rkinit_intkt_info;
-
-static char errbuf[BUFSIZ];
-
-/* The compiler complains if this is declared static. */
-#ifdef __STDC__
-int rki_key_proc(char *user, char *instance, char *realm, char *arg,
- des_cblock *key)
-#else
-int rki_key_proc(user, instance, realm, arg, key)
- char *user;
- char *instance;
- char *realm;
- char *arg;
- des_cblock *key;
-#endif /* __STDC__ */
-
-{
- rkinit_intkt_info *rii = (rkinit_intkt_info *)arg;
- char password[BUFSIZ];
- int ok = 0;
-#ifdef POSIX
- struct termios ttyb;
-#else
- struct sgttyb ttyb; /* For turning off echo */
-#endif
-
- SBCLEAR(ttyb);
- BCLEAR(password);
-
- /*
- * If the username does not match the aname in the ticket,
- * we will print that too. Otherwise, we won't.
- */
-
- printf("Kerberos initialization (%s)", rii->host);
- if (strcmp(rii->username, user))
- printf(": tickets will be owned by %s", rii->username);
-
- printf("\nPassword for %s%s%s@%s: ", user,
- (instance[0]) ? "." : "", instance, realm);
-
- fflush(stdout);
-
- push_signals();
- if (setjmp(env)) {
- ok = -1;
- goto lose;
- }
-
-#ifndef POSIX
- ioctl(0, TIOCGETP, &ttyb);
- ttyb.sg_flags &= ~ECHO;
- ioctl(0, TIOCSETP, &ttyb);
-#else
- (void) tcgetattr(0, &ttyb);
- ttyb.c_lflag &= ~ECHO;
- (void) tcsetattr(0, TCSAFLUSH, &ttyb);
-#endif
-
- bzero(password, sizeof(password));
- if (read(0, password, sizeof(password)) == -1) {
- perror("read");
- ok = -1;
- goto lose;
- }
-
- if (password[strlen(password)-1] == '\n')
- password[strlen(password)-1] = 0;
-
- /* Generate the key from the password and destroy the password */
-
- des_string_to_key(password, key);
-
-lose:
- BCLEAR(password);
-
-#ifndef POSIX
- ttyb.sg_flags |= ECHO;
- ioctl(0, TIOCSETP, &ttyb);
-#else
- ttyb.c_lflag |= ECHO;
- (void) tcsetattr(0, TCSAFLUSH, &ttyb);
-#endif
-
- pop_signals();
- printf("\n");
-
- return(ok);
-}
-
-#ifdef __STDC__
-static int rki_decrypt_tkt(char *user, char *instance, char *realm,
- char *arg, int (*key_proc)(), KTEXT *cipp)
-#else
-static int rki_decrypt_tkt(user, instance, realm, arg, key_proc, cipp)
- char *user;
- char *instance;
- char *realm;
- char *arg;
- int (*key_proc)();
- KTEXT *cipp;
-#endif /* __STDC__ */
-{
- KTEXT cip = *cipp;
- C_Block key; /* Key for decrypting cipher */
- Key_schedule key_s;
- KTEXT scip = 0; /* cipher from rkinit server */
-
- rkinit_intkt_info *rii = (rkinit_intkt_info *)arg;
-
- /* generate a key */
- {
- register int rc;
- rc = (*key_proc)(user, instance, realm, arg, key);
- if (rc)
- return(rc);
- }
-
- des_key_sched(&key, key_s);
-
- /* Decrypt information from KDC */
- des_pcbc_encrypt((C_Block *)cip->dat,(C_Block *)cip->dat,
- (long) cip->length, key_s, &key, 0);
-
- /* DescrYPT rkinit server's information from KDC */
- scip = rii->scip;
- des_pcbc_encrypt((C_Block *)scip->dat,(C_Block *)scip->dat,
- (long) scip->length, key_s, &key, 0);
-
- /* Get rid of all traces of key */
- bzero((char *)key, sizeof(key));
- bzero((char *)key_s, sizeof(key_s));
-
- return(0);
-}
-
-#ifdef __STDC__
-int rki_get_tickets(int version, char *host, char *r_krealm, rkinit_info *info)
-#else
-int rki_get_tickets(version, host, r_krealm, info)
- int version;
- char *host;
- char *r_krealm;
- rkinit_info *info;
-#endif /* __STDC__ */
-{
- int status = RKINIT_SUCCESS;
- KTEXT_ST auth;
- char phost[MAXHOSTNAMELEN];
- KTEXT_ST scip; /* server's KDC packet */
- des_cblock key;
- des_key_schedule sched;
- struct sockaddr_in caddr;
- struct sockaddr_in saddr;
- CREDENTIALS cred;
- MSG_DAT msg_data;
- u_char enc_data[MAX_KTXT_LEN];
-
- rkinit_intkt_info rii;
-
- SBCLEAR(auth);
- BCLEAR(phost);
- SBCLEAR(rii);
- SBCLEAR(scip);
- SBCLEAR(caddr);
- SBCLEAR(saddr);
- SBCLEAR(cred);
- SBCLEAR(msg_data);
- BCLEAR(enc_data);
-
- if ((status = rki_send_rkinit_info(version, info)) != RKINIT_SUCCESS)
- return(status);
-
- if ((status = rki_rpc_get_skdc(&scip)) != RKINIT_SUCCESS)
- return(status);
-
- rii.scip = &scip;
- rii.host = host;
- rii.username = info->username;
-
- if ((status = krb_get_in_tkt(info->aname, info->inst, info->realm,
- "krbtgt", info->realm, 1,
- rki_key_proc, rki_decrypt_tkt, (char *)&rii))) {
- strcpy(errbuf, krb_err_txt[status]);
- rkinit_errmsg(errbuf);
- return(RKINIT_KERBEROS);
- }
-
- /* Create an authenticator */
- strcpy(phost, krb_get_phost(host));
- if ((status = krb_mk_req(&auth, KEY, phost, r_krealm, 0))) {
- sprintf(errbuf, "krb_mk_req: %s", krb_err_txt[status]);
- rkinit_errmsg(errbuf);
- return(RKINIT_KERBEROS);
- }
-
- /* Re-encrypt server KDC packet in session key */
- /* Get credentials from ticket file */
- if ((status = krb_get_cred(KEY, phost, r_krealm, &cred))) {
- sprintf(errbuf, "krb_get_cred: %s", krb_err_txt[status]);
- rkinit_errmsg(errbuf);
- return(RKINIT_KERBEROS);
- }
-
- /* Exctract the session key and make the schedule */
- bcopy(cred.session, key, sizeof(key));
- if ((status = des_key_sched(&key, sched))) {
- sprintf(errbuf, "des_key_sched: %s", krb_err_txt[status]);
- rkinit_errmsg(errbuf);
- return(RKINIT_DES);
- }
-
- /* Get client and server addresses */
- if ((status = rki_get_csaddr(&caddr, &saddr)) != RKINIT_SUCCESS)
- return(status);
-
- /*
- * scip was passed to krb_get_in_tkt, where it was decrypted.
- * Now re-encrypt in the session key.
- */
-
- msg_data.app_data = enc_data;
- if ((msg_data.app_length =
- krb_mk_priv(scip.dat, msg_data.app_data, scip.length, sched, key,
- &caddr, &saddr)) == -1) {
- sprintf(errbuf, "krb_mk_priv failed.");
- rkinit_errmsg(errbuf);
- return(RKINIT_KERBEROS);
- }
-
- /* Destroy tickets, which we no longer need */
- dest_tkt();
-
- if ((status = rki_rpc_send_ckdc(&msg_data)) != RKINIT_SUCCESS)
- return(status);
-
- if ((status = rki_rpc_sendauth(&auth)) != RKINIT_SUCCESS)
- return(status);
-
- if ((status = rki_rpc_get_status()))
- return(status);
-
- return(RKINIT_SUCCESS);
-}
-
-
-static void (*old_sigfunc[NSIG])(int);
-
-static void push_signals()
-{
- register i;
- for (i = 0; i < NSIG; i++)
- old_sigfunc[i] = signal(i,sig_restore);
-}
-
-static void pop_signals()
-{
- register i;
- for (i = 0; i < NSIG; i++)
- signal(i,old_sigfunc[i]);
-}
-
-static void sig_restore(sig,code,scp)
- int sig,code;
- struct sigcontext *scp;
-{
- longjmp(env,1);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-02 18:44:03 +0000