diff options
Diffstat (limited to 'modules/pam_userdb/conv.c')
| -rw-r--r-- | modules/pam_userdb/conv.c | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/modules/pam_userdb/conv.c b/modules/pam_userdb/conv.c deleted file mode 100644 index 33923851..00000000 --- a/modules/pam_userdb/conv.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Conversation related functions - */ - -/* $Id */ -/* Copyright at the end of the file */ - -#include <stdlib.h> -#include <string.h> - -#include <security/pam_modules.h> -#include <security/_pam_macros.h> - -#include "pam_userdb.h" - -/* - * dummy conversation function sending exactly one prompt - * and expecting exactly one response from the other party - */ -static int converse(pam_handle_t *pamh, - struct pam_message **message, - struct pam_response **response) -{ - int retval; - const void* void_conv; - const struct pam_conv *conv; - - retval = pam_get_item(pamh, PAM_CONV, &void_conv ) ; - conv = void_conv; - if (retval == PAM_SUCCESS) - retval = conv->conv(1, (const struct pam_message **)message, - response, conv->appdata_ptr); - - return retval; /* propagate error status */ -} - - -static char *_pam_delete(register char *xx) -{ - _pam_overwrite(xx); - _pam_drop(xx); - return NULL; -} - -/* - * This is a conversation function to obtain the user's password - */ -int conversation(pam_handle_t *pamh) -{ - struct pam_message msg[2],*pmsg[2]; - struct pam_response *resp; - int retval; - char * token = NULL; - - pmsg[0] = &msg[0]; - msg[0].msg_style = PAM_PROMPT_ECHO_OFF; - msg[0].msg = "Password: "; - - /* so call the conversation expecting i responses */ - resp = NULL; - retval = converse(pamh, pmsg, &resp); - - if (resp != NULL) { - const void *item; - /* interpret the response */ - if (retval == PAM_SUCCESS) { /* a good conversation */ - token = x_strdup(resp[0].resp); - if (token == NULL) { - return PAM_AUTHTOK_RECOVER_ERR; - } - } - - /* set the auth token */ - retval = pam_set_item(pamh, PAM_AUTHTOK, token); - token = _pam_delete(token); /* clean it up */ - if ( (retval != PAM_SUCCESS) || - (retval = pam_get_item(pamh, PAM_AUTHTOK, &item)) - != PAM_SUCCESS ) { - return retval; - } - - _pam_drop_reply(resp, 1); - } else { - retval = (retval == PAM_SUCCESS) - ? PAM_AUTHTOK_RECOVER_ERR:retval ; - } - - return retval; -} - -/* - * Copyright (c) Cristian Gafton <gafton@redhat.com>, 1999 - * All rights reserved - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, and the entire permission notice in its entirety, - * including the disclaimer of warranties. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote - * products derived from this software without specific prior - * written permission. - * - * ALTERNATIVELY, this product may be distributed under the terms of - * the GNU Public License, in which case the provisions of the GPL are - * required INSTEAD OF the above restrictions. (This clause is - * necessary due to a potential bad interaction between the GPL and - * the restrictions contained in a BSD-style copyright.) - * - * THIS SOFTWARE IS PROVIDED `AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - */ |