Kerberized password checks.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@402 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/ftp/ftpd/klogin.c

@@ -0,0 +1,61 @@
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <netdb.h>
+#include <krb.h>
+#include <kafs.h>
+
+RCSID("$Id$");
+
+int
+klogin(char *name, char *password)
+{
+    int kerror;
+    KTEXT_ST tkt;
+    AUTH_DAT ad;
+    char hostname[MAXHOSTNAMELEN];
+    char realm[REALM_SZ];
+    
+    char *phost;
+    
+    struct hostent *hp;
+    
+    gethostname(hostname);
+    phost = krb_get_phost(hostname);
+
+    krb_get_lrealm(realm, 0);
+
+    kerror = krb_get_pw_in_tkt(name, "", realm, 
+			       "krbtgt", realm, 
+			       12, password);
+    if(kerror)
+	return kerror;
+    
+    kerror = krb_mk_req(&tkt, "rcmd", phost, realm, 33);
+    if (kerror){
+	dest_tkt();
+	return kerror;
+    }
+    
+    hp = gethostbyname(hostname);
+    
+    if(!hp){
+	dest_tkt();
+	return -1;
+    }
+    
+    kerror = krb_rd_req(&tkt, "rcmd", phost, *(unsigned int*)(hp->h_addr),
+			&ad, "");
+    
+    if(kerror){
+	dest_tkt();
+	return kerror;
+    }
+    if(k_hasafs())
+	k_afsklog(0, 0);
+    
+    return 0;
+}