prompter_posix.c revision 233294
1/* 2 * Copyright (c) 1997 - 2001 Kungliga Tekniska H��gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#include "krb5_locl.h" 35 36KRB5_LIB_FUNCTION int KRB5_CALLCONV 37krb5_prompter_posix (krb5_context context, 38 void *data, 39 const char *name, 40 const char *banner, 41 int num_prompts, 42 krb5_prompt prompts[]) 43{ 44 int i; 45 46 if (name) 47 fprintf (stderr, "%s\n", name); 48 if (banner) 49 fprintf (stderr, "%s\n", banner); 50 if (name || banner) 51 fflush(stderr); 52 for (i = 0; i < num_prompts; ++i) { 53 if (prompts[i].hidden) { 54 if(UI_UTIL_read_pw_string(prompts[i].reply->data, 55 prompts[i].reply->length, 56 prompts[i].prompt, 57 0)) 58 return 1; 59 } else { 60 char *s = prompts[i].reply->data; 61 62 fputs (prompts[i].prompt, stdout); 63 fflush (stdout); 64 if(fgets(prompts[i].reply->data, 65 prompts[i].reply->length, 66 stdin) == NULL) 67 return 1; 68 s[strcspn(s, "\n")] = '\0'; 69 } 70 } 71 return 0; 72} 73