diff options
Diffstat (limited to 'qemu/ui/vnc-auth-vencrypt.c')
| -rw-r--r-- | qemu/ui/vnc-auth-vencrypt.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/qemu/ui/vnc-auth-vencrypt.c b/qemu/ui/vnc-auth-vencrypt.c deleted file mode 100644 index 11c8c9a81..000000000 --- a/qemu/ui/vnc-auth-vencrypt.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * QEMU VNC display driver: VeNCrypt authentication setup - * - * Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws> - * Copyright (C) 2006 Fabrice Bellard - * Copyright (C) 2009 Red Hat, Inc - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "vnc.h" -#include "qapi/error.h" -#include "qemu/main-loop.h" - -static void start_auth_vencrypt_subauth(VncState *vs) -{ - switch (vs->subauth) { - case VNC_AUTH_VENCRYPT_TLSNONE: - case VNC_AUTH_VENCRYPT_X509NONE: - VNC_DEBUG("Accept TLS auth none\n"); - vnc_write_u32(vs, 0); /* Accept auth completion */ - start_client_init(vs); - break; - - case VNC_AUTH_VENCRYPT_TLSVNC: - case VNC_AUTH_VENCRYPT_X509VNC: - VNC_DEBUG("Start TLS auth VNC\n"); - start_auth_vnc(vs); - break; - -#ifdef CONFIG_VNC_SASL - case VNC_AUTH_VENCRYPT_TLSSASL: - case VNC_AUTH_VENCRYPT_X509SASL: - VNC_DEBUG("Start TLS auth SASL\n"); - start_auth_sasl(vs); - break; -#endif /* CONFIG_VNC_SASL */ - - default: /* Should not be possible, but just in case */ - VNC_DEBUG("Reject subauth %d server bug\n", vs->auth); - vnc_write_u8(vs, 1); - if (vs->minor >= 8) { - static const char err[] = "Unsupported authentication type"; - vnc_write_u32(vs, sizeof(err)); - vnc_write(vs, err, sizeof(err)); - } - vnc_client_error(vs); - } -} - -static void vnc_tls_handshake_done(Object *source, - Error *err, - gpointer user_data) -{ - VncState *vs = user_data; - - if (err) { - VNC_DEBUG("Handshake failed %s\n", - error_get_pretty(err)); - vnc_client_error(vs); - } else { - vs->ioc_tag = qio_channel_add_watch( - vs->ioc, G_IO_IN | G_IO_OUT, vnc_client_io, vs, NULL); - start_auth_vencrypt_subauth(vs); - } -} - - -static int protocol_client_vencrypt_auth(VncState *vs, uint8_t *data, size_t len) -{ - int auth = read_u32(data, 0); - - if (auth != vs->subauth) { - VNC_DEBUG("Rejecting auth %d\n", auth); - vnc_write_u8(vs, 0); /* Reject auth */ - vnc_flush(vs); - vnc_client_error(vs); - } else { - Error *err = NULL; - QIOChannelTLS *tls; - VNC_DEBUG("Accepting auth %d, setting up TLS for handshake\n", auth); - vnc_write_u8(vs, 1); /* Accept auth */ - vnc_flush(vs); - - if (vs->ioc_tag) { - g_source_remove(vs->ioc_tag); - vs->ioc_tag = 0; - } - - tls = qio_channel_tls_new_server( - vs->ioc, - vs->vd->tlscreds, - vs->vd->tlsaclname, - &err); - if (!tls) { - VNC_DEBUG("Failed to setup TLS %s\n", error_get_pretty(err)); - error_free(err); - vnc_client_error(vs); - return 0; - } - - VNC_DEBUG("Start TLS VeNCrypt handshake process\n"); - object_unref(OBJECT(vs->ioc)); - vs->ioc = QIO_CHANNEL(tls); - vs->tls = qio_channel_tls_get_session(tls); - - qio_channel_tls_handshake(tls, - vnc_tls_handshake_done, - vs, - NULL); - } - return 0; -} - -static int protocol_client_vencrypt_init(VncState *vs, uint8_t *data, size_t len) -{ - if (data[0] != 0 || - data[1] != 2) { - VNC_DEBUG("Unsupported VeNCrypt protocol %d.%d\n", (int)data[0], (int)data[1]); - vnc_write_u8(vs, 1); /* Reject version */ - vnc_flush(vs); - vnc_client_error(vs); - } else { - VNC_DEBUG("Sending allowed auth %d\n", vs->subauth); - vnc_write_u8(vs, 0); /* Accept version */ - vnc_write_u8(vs, 1); /* Number of sub-auths */ - vnc_write_u32(vs, vs->subauth); /* The supported auth */ - vnc_flush(vs); - vnc_read_when(vs, protocol_client_vencrypt_auth, 4); - } - return 0; -} - - -void start_auth_vencrypt(VncState *vs) -{ - /* Send VeNCrypt version 0.2 */ - vnc_write_u8(vs, 0); - vnc_write_u8(vs, 2); - - vnc_read_when(vs, protocol_client_vencrypt_init, 2); -} - |