| 1 | /* |
| 2 | * Dolda Connect - Modular multiuser Direct Connect-style client |
| 3 | * Copyright (C) 2004 Fredrik Tolf <fredrik@dolda2000.com> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | */ |
| 19 | #ifndef _AUTH_H |
| 20 | #define _AUTH_H |
| 21 | |
| 22 | #include <wchar.h> |
| 23 | |
| 24 | #include "net.h" |
| 25 | |
| 26 | #define AUTH_SUCCESS 0 /* Authentication successful and done */ |
| 27 | #define AUTH_DENIED 1 /* Ultimately failed - reason in handle->text */ |
| 28 | #define AUTH_PASS 2 /* Pass data - look in handle->prompt */ |
| 29 | #define AUTH_ERR 3 /* An error occurred that */ |
| 30 | |
| 31 | #define AUTH_PR_AUTO 0 |
| 32 | #define AUTH_PR_NOECHO 1 |
| 33 | #define AUTH_PR_ECHO 2 |
| 34 | #define AUTH_PR_INFO 3 |
| 35 | #define AUTH_PR_ERROR 4 |
| 36 | |
| 37 | struct authhandle; |
| 38 | |
| 39 | struct authmech |
| 40 | { |
| 41 | struct authmech *next; |
| 42 | int enabled; |
| 43 | wchar_t *name; |
| 44 | int (*inithandle)(struct authhandle *handle, char *username); |
| 45 | void (*release)(struct authhandle *handle); |
| 46 | int (*authenticate)(struct authhandle *handle, struct socket *sk, char *data); |
| 47 | int (*renewcred)(struct authhandle *handle); |
| 48 | int (*opensess)(struct authhandle *handle); |
| 49 | int (*closesess)(struct authhandle *handle); |
| 50 | int (*available)(struct socket *sk); |
| 51 | }; |
| 52 | |
| 53 | struct authhandle |
| 54 | { |
| 55 | int refcount; |
| 56 | struct authmech *mech; |
| 57 | int prompt; |
| 58 | wchar_t *text; |
| 59 | void *mechdata; |
| 60 | }; |
| 61 | |
| 62 | int authenticate(struct authhandle *handle, struct socket *sk, char *data); |
| 63 | struct authhandle *initauth(wchar_t *mechname, char *username); |
| 64 | void authgethandle(struct authhandle *auth); |
| 65 | void authputhandle(struct authhandle *auth); |
| 66 | int authrenewcred(struct authhandle *handle); |
| 67 | int authopensess(struct authhandle *handle); |
| 68 | int authclosesess(struct authhandle *handle); |
| 69 | void regmech(struct authmech *mech); |
| 70 | int authavailable(struct authmech *mech, struct socket *sk); |
| 71 | |
| 72 | extern struct authmech *mechs; |
| 73 | |
| 74 | #endif |