| San Mehat | a430b2b | 2014-09-23 08:30:51 -0700 | [diff] [blame] | 1 | #ifndef TLS_H |
| 2 | #define TLS_H |
| 3 | |
| 4 | /* |
| 5 | * Copyright (C) 2009 Vic Lee. |
| 6 | * |
| 7 | * This is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This software is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this software; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| 20 | * USA. |
| 21 | */ |
| 22 | |
| 23 | /* Handle Anonymous TLS Authentication (18) with the server. |
| 24 | * After authentication, client->tlsSession will be set. |
| 25 | */ |
| 26 | rfbBool HandleAnonTLSAuth(rfbClient* client); |
| 27 | |
| 28 | /* Handle VeNCrypt Authentication (19) with the server. |
| 29 | * The callback function GetX509Credential will be called. |
| 30 | * After authentication, client->tlsSession will be set. |
| 31 | */ |
| 32 | rfbBool HandleVeNCryptAuth(rfbClient* client); |
| 33 | |
| 34 | /* Read desired bytes from TLS session. |
| 35 | * It's a wrapper function over gnutls_record_recv() and return values |
| 36 | * are same as read(), that is, >0 for actual bytes read, 0 for EOF, |
| 37 | * or EAGAIN, EINTR. |
| 38 | * This should be a non-blocking call. Blocking is handled in sockets.c. |
| 39 | */ |
| 40 | int ReadFromTLS(rfbClient* client, char *out, unsigned int n); |
| 41 | |
| 42 | /* Write desired bytes to TLS session. |
| 43 | * It's a wrapper function over gnutls_record_send() and it will be |
| 44 | * blocking call, until all bytes are written or error returned. |
| 45 | */ |
| 46 | int WriteToTLS(rfbClient* client, char *buf, unsigned int n); |
| 47 | |
| 48 | /* Free TLS resources */ |
| 49 | void FreeTLS(rfbClient* client); |
| 50 | |
| 51 | #endif /* TLS_H */ |