xref: /minix3/crypto/external/bsd/heimdal/dist/lib/krb5/prompter_posix.c (revision ebfedea0ce5bbe81e252ddf32d732e40fb633fae)
1*ebfedea0SLionel Sambuc /*	$NetBSD: prompter_posix.c,v 1.1.1.1 2011/04/13 18:15:37 elric Exp $	*/
2*ebfedea0SLionel Sambuc 
3*ebfedea0SLionel Sambuc /*
4*ebfedea0SLionel Sambuc  * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
5*ebfedea0SLionel Sambuc  * (Royal Institute of Technology, Stockholm, Sweden).
6*ebfedea0SLionel Sambuc  * All rights reserved.
7*ebfedea0SLionel Sambuc  *
8*ebfedea0SLionel Sambuc  * Redistribution and use in source and binary forms, with or without
9*ebfedea0SLionel Sambuc  * modification, are permitted provided that the following conditions
10*ebfedea0SLionel Sambuc  * are met:
11*ebfedea0SLionel Sambuc  *
12*ebfedea0SLionel Sambuc  * 1. Redistributions of source code must retain the above copyright
13*ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer.
14*ebfedea0SLionel Sambuc  *
15*ebfedea0SLionel Sambuc  * 2. Redistributions in binary form must reproduce the above copyright
16*ebfedea0SLionel Sambuc  *    notice, this list of conditions and the following disclaimer in the
17*ebfedea0SLionel Sambuc  *    documentation and/or other materials provided with the distribution.
18*ebfedea0SLionel Sambuc  *
19*ebfedea0SLionel Sambuc  * 3. Neither the name of the Institute nor the names of its contributors
20*ebfedea0SLionel Sambuc  *    may be used to endorse or promote products derived from this software
21*ebfedea0SLionel Sambuc  *    without specific prior written permission.
22*ebfedea0SLionel Sambuc  *
23*ebfedea0SLionel Sambuc  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24*ebfedea0SLionel Sambuc  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*ebfedea0SLionel Sambuc  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*ebfedea0SLionel Sambuc  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27*ebfedea0SLionel Sambuc  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28*ebfedea0SLionel Sambuc  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29*ebfedea0SLionel Sambuc  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30*ebfedea0SLionel Sambuc  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31*ebfedea0SLionel Sambuc  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32*ebfedea0SLionel Sambuc  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33*ebfedea0SLionel Sambuc  * SUCH DAMAGE.
34*ebfedea0SLionel Sambuc  */
35*ebfedea0SLionel Sambuc 
36*ebfedea0SLionel Sambuc #include "krb5_locl.h"
37*ebfedea0SLionel Sambuc 
38*ebfedea0SLionel Sambuc KRB5_LIB_FUNCTION int KRB5_CALLCONV
krb5_prompter_posix(krb5_context context,void * data,const char * name,const char * banner,int num_prompts,krb5_prompt prompts[])39*ebfedea0SLionel Sambuc krb5_prompter_posix (krb5_context context,
40*ebfedea0SLionel Sambuc 		     void *data,
41*ebfedea0SLionel Sambuc 		     const char *name,
42*ebfedea0SLionel Sambuc 		     const char *banner,
43*ebfedea0SLionel Sambuc 		     int num_prompts,
44*ebfedea0SLionel Sambuc 		     krb5_prompt prompts[])
45*ebfedea0SLionel Sambuc {
46*ebfedea0SLionel Sambuc     int i;
47*ebfedea0SLionel Sambuc 
48*ebfedea0SLionel Sambuc     if (name)
49*ebfedea0SLionel Sambuc 	fprintf (stderr, "%s\n", name);
50*ebfedea0SLionel Sambuc     if (banner)
51*ebfedea0SLionel Sambuc 	fprintf (stderr, "%s\n", banner);
52*ebfedea0SLionel Sambuc     if (name || banner)
53*ebfedea0SLionel Sambuc 	fflush(stderr);
54*ebfedea0SLionel Sambuc     for (i = 0; i < num_prompts; ++i) {
55*ebfedea0SLionel Sambuc 	if (prompts[i].hidden) {
56*ebfedea0SLionel Sambuc 	    if(UI_UTIL_read_pw_string(prompts[i].reply->data,
57*ebfedea0SLionel Sambuc 				  prompts[i].reply->length,
58*ebfedea0SLionel Sambuc 				  prompts[i].prompt,
59*ebfedea0SLionel Sambuc 				  0))
60*ebfedea0SLionel Sambuc 	       return 1;
61*ebfedea0SLionel Sambuc 	} else {
62*ebfedea0SLionel Sambuc 	    char *s = prompts[i].reply->data;
63*ebfedea0SLionel Sambuc 
64*ebfedea0SLionel Sambuc 	    fputs (prompts[i].prompt, stdout);
65*ebfedea0SLionel Sambuc 	    fflush (stdout);
66*ebfedea0SLionel Sambuc 	    if(fgets(prompts[i].reply->data,
67*ebfedea0SLionel Sambuc 		     prompts[i].reply->length,
68*ebfedea0SLionel Sambuc 		     stdin) == NULL)
69*ebfedea0SLionel Sambuc 		return 1;
70*ebfedea0SLionel Sambuc 	    s[strcspn(s, "\n")] = '\0';
71*ebfedea0SLionel Sambuc 	}
72*ebfedea0SLionel Sambuc     }
73*ebfedea0SLionel Sambuc     return 0;
74*ebfedea0SLionel Sambuc }
75