| 1 | /* |
| 2 | * Copyright 2000, International Business Machines Corporation and others. |
| 3 | * All Rights Reserved. |
| 4 | * |
| 5 | * This software has been released under the terms of the IBM Public |
| 6 | * License. For details, see the LICENSE file in the top-level source |
| 7 | * directory or online at http://www.openafs.org/dl/license10.html |
| 8 | */ |
| 9 | |
| 10 | #include <afsconfig.h> |
| 11 | #include <afs/param.h> |
| 12 | |
| 13 | #include <roken.h> |
| 14 | |
| 15 | #include <security/pam_appl.h> |
| 16 | |
| 17 | #include "afs_pam_msg.h" |
| 18 | #include "afs_message.h" |
| 19 | |
| 20 | |
| 21 | int |
| 22 | pam_afs_printf(PAM_CONST struct pam_conv *pam_convp, int error, int fmt_msgid, ...) |
| 23 | { |
| 24 | va_list args; |
| 25 | char buf[PAM_MAX_MSG_SIZE]; |
| 26 | char *fmt_msg = NULL; |
| 27 | int freeit; |
| 28 | struct pam_message mesg; |
| 29 | PAM_CONST struct pam_message *mesgp = &mesg; |
| 30 | struct pam_response *resp = NULL; |
| 31 | int errcode; |
| 32 | |
| 33 | if (pam_convp == NULL || pam_convp->conv == NULL) |
| 34 | return PAM_CONV_ERR; |
| 35 | |
| 36 | fmt_msg = pam_afs_message(fmt_msgid, &freeit); |
| 37 | va_start(args, fmt_msgid); |
| 38 | vsprintf(buf, fmt_msg, args); |
| 39 | va_end(args); |
| 40 | if (freeit) |
| 41 | free(fmt_msg); |
| 42 | |
| 43 | mesg.msg_style = error ? PAM_ERROR_MSG : PAM_TEXT_INFO; |
| 44 | mesg.msg = buf; |
| 45 | errcode = (*(pam_convp->conv)) (1, &mesgp, &resp, pam_convp->appdata_ptr); |
| 46 | if (resp) { |
| 47 | if (resp->resp) |
| 48 | free(resp->resp); |
| 49 | free(resp); |
| 50 | } |
| 51 | return errcode; |
| 52 | } |
| 53 | |
| 54 | |
| 55 | int |
| 56 | pam_afs_prompt(PAM_CONST struct pam_conv *pam_convp, char **response, int echo, |
| 57 | int fmt_msgid, ...) |
| 58 | { |
| 59 | va_list args; |
| 60 | char buf[PAM_MAX_MSG_SIZE]; |
| 61 | char *fmt_msg = NULL; |
| 62 | int freeit; |
| 63 | struct pam_message mesg; |
| 64 | PAM_CONST struct pam_message *mesgp = &mesg; |
| 65 | struct pam_response *resp = NULL; |
| 66 | int errcode; |
| 67 | |
| 68 | if (pam_convp == NULL || pam_convp->conv == NULL || response == NULL) |
| 69 | return PAM_CONV_ERR; |
| 70 | |
| 71 | *response = NULL; |
| 72 | |
| 73 | fmt_msg = pam_afs_message(fmt_msgid, &freeit); |
| 74 | va_start(args, fmt_msgid); |
| 75 | vsprintf(buf, fmt_msg, args); |
| 76 | va_end(args); |
| 77 | if (freeit) |
| 78 | free(fmt_msg); |
| 79 | |
| 80 | mesg.msg_style = echo ? PAM_PROMPT_ECHO_ON : PAM_PROMPT_ECHO_OFF; |
| 81 | mesg.msg = buf; |
| 82 | |
| 83 | errcode = (*(pam_convp->conv)) (1, &mesgp, &resp, pam_convp->appdata_ptr); |
| 84 | if (resp) { |
| 85 | *response = resp->resp; |
| 86 | |
| 87 | free(resp); /* but not resp->resp */ |
| 88 | } |
| 89 | return errcode; |
| 90 | } |