aliguori | 274b6fc | 2009-03-06 23:44:29 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QEMU VNC display driver. TLS helpers |
| 3 | * |
| 4 | * Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws> |
| 5 | * Copyright (C) 2006 Fabrice Bellard |
| 6 | * Copyright (C) 2009 Red Hat, Inc |
| 7 | * |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 9 | * of this software and associated documentation files (the "Software"), to deal |
| 10 | * in the Software without restriction, including without limitation the rights |
| 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 12 | * copies of the Software, and to permit persons to whom the Software is |
| 13 | * furnished to do so, subject to the following conditions: |
| 14 | * |
| 15 | * The above copyright notice and this permission notice shall be included in |
| 16 | * all copies or substantial portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 21 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 24 | * THE SOFTWARE. |
| 25 | */ |
| 26 | |
| 27 | |
| 28 | #ifndef __QEMU_VNC_TLS_H__ |
| 29 | #define __QEMU_VNC_TLS_H__ |
| 30 | |
| 31 | #include <gnutls/gnutls.h> |
| 32 | #include <gnutls/x509.h> |
| 33 | |
| 34 | #include "acl.h" |
| 35 | |
| 36 | enum { |
| 37 | VNC_WIREMODE_CLEAR, |
| 38 | VNC_WIREMODE_TLS, |
| 39 | }; |
| 40 | |
| 41 | typedef struct VncDisplayTLS VncDisplayTLS; |
| 42 | typedef struct VncStateTLS VncStateTLS; |
| 43 | |
| 44 | /* Server state */ |
| 45 | struct VncDisplayTLS { |
| 46 | int x509verify; /* Non-zero if server requests & validates client cert */ |
| 47 | qemu_acl *acl; |
| 48 | |
| 49 | /* Paths to x509 certs/keys */ |
| 50 | char *x509cacert; |
| 51 | char *x509cacrl; |
| 52 | char *x509cert; |
| 53 | char *x509key; |
| 54 | }; |
| 55 | |
| 56 | /* Per client state */ |
| 57 | struct VncStateTLS { |
| 58 | /* Whether data is being TLS encrypted yet */ |
| 59 | int wiremode; |
| 60 | gnutls_session_t session; |
| 61 | |
| 62 | /* Client's Distinguished Name from the x509 cert */ |
| 63 | char *dname; |
| 64 | }; |
| 65 | |
| 66 | int vnc_tls_client_setup(VncState *vs, int x509Creds); |
| 67 | void vnc_tls_client_cleanup(VncState *vs); |
| 68 | |
| 69 | int vnc_tls_validate_certificate(VncState *vs); |
| 70 | |
| 71 | int vnc_tls_set_x509_creds_dir(VncDisplay *vd, |
| 72 | const char *path); |
| 73 | |
| 74 | |
| 75 | #endif /* __QEMU_VNC_TLS_H__ */ |
| 76 | |