diff --git a/en_US.ISO8859-1/articles/pam/converse.c b/en_US.ISO8859-1/articles/pam/converse.c new file mode 100644 index 0000000000..6ee83f9783 --- /dev/null +++ b/en_US.ISO8859-1/articles/pam/converse.c @@ -0,0 +1,96 @@ +/*- + * Copyright (c) 2002 Networks Associates Technology, Inc. + * All rights reserved. + * + * This software was developed for the FreeBSD Project by ThinkSec AS and + * NAI Labs, the Security Research Division of Network Associates, Inc. + * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the + * DARPA CHATS research program. + * + * 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, this list of conditions and the following disclaimer. + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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. + * + * $FreeBSD$ + */ + +#include +#include +#include +#include + +#include + +int +converse(int n, const struct pam_message **msg, + struct pam_response **resp, void *data) +{ + char buf[PAM_MAX_RESP_SIZE]; + int i; + + data = data; + if (n <= 0 || n > PAM_MAX_NUM_MSG) + return (PAM_CONV_ERR); + if ((*resp = calloc(n, sizeof **resp)) == NULL) + return (PAM_BUF_ERR); + for (i = 0; i < n; ++i) { + resp[i]->resp_retcode = 0; + resp[i]->resp = NULL; + switch (msg[i]->msg_style) { + case PAM_PROMPT_ECHO_OFF: + resp[i]->resp = strdup(getpass(msg[i]->msg)); + if (resp[i]->resp == NULL) + goto fail; + break; + case PAM_PROMPT_ECHO_ON: + fputs(msg[i]->msg, stderr); + if (fgets(buf, sizeof buf, stdin) == NULL) + goto fail; + resp[i]->resp = strdup(buf); + if (resp[i]->resp == NULL) + goto fail; + break; + case PAM_ERROR_MSG: + fputs(msg[i]->msg, stderr); + if (strlen(msg[i]->msg) > 0 && + msg[i]->msg[strlen(msg[i]->msg) - 1] != '\n') + fputc('\n', stderr); + break; + case PAM_TEXT_INFO: + fputs(msg[i]->msg, stdout); + if (strlen(msg[i]->msg) > 0 && + msg[i]->msg[strlen(msg[i]->msg) - 1] != '\n') + fputc('\n', stdout); + break; + default: + goto fail; + } + } + return (PAM_SUCCESS); + fail: + while (i) + free(resp[--i]); + free(*resp); + *resp = NULL; + return (PAM_CONV_ERR); +}