xref: /onnv-gate/usr/src/cmd/cmd-inet/usr.bin/ftp/cmds_gss.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * Copyright 2002 Sun Microsystems, Inc.  All rights reserved.
3*0Sstevel@tonic-gate  * Use is subject to license terms.
4*0Sstevel@tonic-gate  */
5*0Sstevel@tonic-gate 
6*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
7*0Sstevel@tonic-gate 
8*0Sstevel@tonic-gate /*
9*0Sstevel@tonic-gate  * Copyright (c) 1985, 1989 Regents of the University of California.
10*0Sstevel@tonic-gate  * All rights reserved.
11*0Sstevel@tonic-gate  *
12*0Sstevel@tonic-gate  * Redistribution and use in source and binary forms, with or without
13*0Sstevel@tonic-gate  * modification, are permitted provided that the following conditions
14*0Sstevel@tonic-gate  * are met:
15*0Sstevel@tonic-gate  * 1. Redistributions of source code must retain the above copyright
16*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer.
17*0Sstevel@tonic-gate  * 2. Redistributions in binary form must reproduce the above copyright
18*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer in the
19*0Sstevel@tonic-gate  *    documentation and/or other materials provided with the distribution.
20*0Sstevel@tonic-gate  * 3. All advertising materials mentioning features or use of this software
21*0Sstevel@tonic-gate  *    must display the following acknowledgement:
22*0Sstevel@tonic-gate  *      This product includes software developed by the University of
23*0Sstevel@tonic-gate  *      California, Berkeley and its contributors.
24*0Sstevel@tonic-gate  * 4. Neither the name of the University nor the names of its contributors
25*0Sstevel@tonic-gate  *    may be used to endorse or promote products derived from this software
26*0Sstevel@tonic-gate  *    without specific prior written permission.
27*0Sstevel@tonic-gate  *
28*0Sstevel@tonic-gate  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29*0Sstevel@tonic-gate  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30*0Sstevel@tonic-gate  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31*0Sstevel@tonic-gate  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32*0Sstevel@tonic-gate  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33*0Sstevel@tonic-gate  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34*0Sstevel@tonic-gate  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35*0Sstevel@tonic-gate  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36*0Sstevel@tonic-gate  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37*0Sstevel@tonic-gate  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38*0Sstevel@tonic-gate  * SUCH DAMAGE.
39*0Sstevel@tonic-gate  */
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate #include "ftp_var.h"
42*0Sstevel@tonic-gate #include <gssapi/gssapi.h>
43*0Sstevel@tonic-gate #include <gssapi/gssapi_ext.h>
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate void
user_gss_error(OM_uint32 maj_stat,OM_uint32 min_stat,char * errstr)46*0Sstevel@tonic-gate user_gss_error(OM_uint32 maj_stat, OM_uint32 min_stat, char *errstr)
47*0Sstevel@tonic-gate {
48*0Sstevel@tonic-gate 	OM_uint32 gmaj_stat, gmin_stat;
49*0Sstevel@tonic-gate 	gss_buffer_desc msg;
50*0Sstevel@tonic-gate 	OM_uint32 msg_ctx = 0;
51*0Sstevel@tonic-gate 	int display_error = 0;
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate 	/* Print the major status error from GSS */
54*0Sstevel@tonic-gate 	while (!msg_ctx) {
55*0Sstevel@tonic-gate 	    gmaj_stat = gss_display_status(&gmin_stat, maj_stat,
56*0Sstevel@tonic-gate 		GSS_C_GSS_CODE, GSS_C_NULL_OID, &msg_ctx, &msg);
57*0Sstevel@tonic-gate 	    if ((gmaj_stat == GSS_S_COMPLETE)||
58*0Sstevel@tonic-gate 		(gmaj_stat == GSS_S_CONTINUE_NEEDED)) {
59*0Sstevel@tonic-gate 		/* display error messages only once */
60*0Sstevel@tonic-gate 		if ((debug) || (!display_error)) {
61*0Sstevel@tonic-gate 		    (void) fprintf(stderr, "GSSAPI error major: %s\n",
62*0Sstevel@tonic-gate 			(char *)msg.value);
63*0Sstevel@tonic-gate 		    display_error = 1;
64*0Sstevel@tonic-gate 		}
65*0Sstevel@tonic-gate 		(void) gss_release_buffer(&gmin_stat, &msg);
66*0Sstevel@tonic-gate 	    }
67*0Sstevel@tonic-gate 	    if (gmaj_stat != GSS_S_CONTINUE_NEEDED)
68*0Sstevel@tonic-gate 		break;
69*0Sstevel@tonic-gate 	}
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate 	/* Print the minor status error from the mech */
72*0Sstevel@tonic-gate 	msg_ctx = 0;
73*0Sstevel@tonic-gate 	display_error = 0;
74*0Sstevel@tonic-gate 	if (min_stat)
75*0Sstevel@tonic-gate 	    while (!msg_ctx) {
76*0Sstevel@tonic-gate 		gmaj_stat = gss_display_status(&gmin_stat, min_stat,
77*0Sstevel@tonic-gate 		    GSS_C_MECH_CODE, GSS_C_NULL_OID, &msg_ctx, &msg);
78*0Sstevel@tonic-gate 		if ((gmaj_stat == GSS_S_COMPLETE)||
79*0Sstevel@tonic-gate 		    (gmaj_stat == GSS_S_CONTINUE_NEEDED)) {
80*0Sstevel@tonic-gate 		    /* display error messages only once */
81*0Sstevel@tonic-gate 		    if ((!display_error) || (!debug)) {
82*0Sstevel@tonic-gate 			(void) fprintf(stderr, "GSSAPI error minor: %s\n",
83*0Sstevel@tonic-gate 			    (char *)msg.value);
84*0Sstevel@tonic-gate 			display_error = 1;
85*0Sstevel@tonic-gate 		    }
86*0Sstevel@tonic-gate 		    (void) gss_release_buffer(&gmin_stat, &msg);
87*0Sstevel@tonic-gate 		}
88*0Sstevel@tonic-gate 		if (gmaj_stat != GSS_S_CONTINUE_NEEDED)
89*0Sstevel@tonic-gate 			break;
90*0Sstevel@tonic-gate 	    }
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate 	if (debug) {
93*0Sstevel@tonic-gate 	    (void) fprintf(stderr, "GSSAPI error: %s\n", errstr);
94*0Sstevel@tonic-gate 	}
95*0Sstevel@tonic-gate }
96