root / vnc.c @ 1536ff64
History | View | Annotate | Download (66.7 kB)
1 | 7d510b8c | bellard | /*
|
---|---|---|---|
2 | 7d510b8c | bellard | * QEMU VNC display driver
|
3 | 5fafdf24 | ths | *
|
4 | 7d510b8c | bellard | * Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws>
|
5 | 7d510b8c | bellard | * Copyright (C) 2006 Fabrice Bellard
|
6 | 5fafdf24 | ths | *
|
7 | 7d510b8c | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
|
8 | 7d510b8c | bellard | * of this software and associated documentation files (the "Software"), to deal
|
9 | 7d510b8c | bellard | * in the Software without restriction, including without limitation the rights
|
10 | 7d510b8c | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
11 | 7d510b8c | bellard | * copies of the Software, and to permit persons to whom the Software is
|
12 | 7d510b8c | bellard | * furnished to do so, subject to the following conditions:
|
13 | 7d510b8c | bellard | *
|
14 | 7d510b8c | bellard | * The above copyright notice and this permission notice shall be included in
|
15 | 7d510b8c | bellard | * all copies or substantial portions of the Software.
|
16 | 7d510b8c | bellard | *
|
17 | 7d510b8c | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
18 | 7d510b8c | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
19 | 7d510b8c | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
20 | 7d510b8c | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
21 | 7d510b8c | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
22 | 7d510b8c | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
23 | 7d510b8c | bellard | * THE SOFTWARE.
|
24 | 7d510b8c | bellard | */
|
25 | 7d510b8c | bellard | |
26 | 87ecb68b | pbrook | #include "qemu-common.h" |
27 | 87ecb68b | pbrook | #include "console.h" |
28 | 87ecb68b | pbrook | #include "sysemu.h" |
29 | 6ca957f0 | bellard | #include "qemu_socket.h" |
30 | 87ecb68b | pbrook | #include "qemu-timer.h" |
31 | 429a8ed3 | malc | #include "audio/audio.h" |
32 | 059cef40 | aliguori | #include <zlib.h> |
33 | 24236869 | bellard | |
34 | 24236869 | bellard | #define VNC_REFRESH_INTERVAL (1000 / 30) |
35 | 24236869 | bellard | |
36 | e06679fb | aliguori | #include "vnc.h" |
37 | 24236869 | bellard | #include "vnc_keysym.h" |
38 | 24236869 | bellard | #include "keymaps.c" |
39 | 70848515 | ths | #include "d3des.h" |
40 | 70848515 | ths | |
41 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
42 | 8d5d2d4c | ths | #include <gnutls/gnutls.h> |
43 | 8d5d2d4c | ths | #include <gnutls/x509.h> |
44 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
45 | 70848515 | ths | |
46 | 8d5d2d4c | ths | // #define _VNC_DEBUG 1
|
47 | 8d5d2d4c | ths | |
48 | eb38c52c | blueswir1 | #ifdef _VNC_DEBUG
|
49 | 70848515 | ths | #define VNC_DEBUG(fmt, ...) do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0) |
50 | 8d5d2d4c | ths | |
51 | 26f8b9cc | aliguori | #if defined(CONFIG_VNC_TLS) && _VNC_DEBUG >= 2 |
52 | 8d5d2d4c | ths | /* Very verbose, so only enabled for _VNC_DEBUG >= 2 */
|
53 | 8d5d2d4c | ths | static void vnc_debug_gnutls_log(int level, const char* str) { |
54 | 8d5d2d4c | ths | VNC_DEBUG("%d %s", level, str);
|
55 | 8d5d2d4c | ths | } |
56 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS && _VNC_DEBUG */ |
57 | 70848515 | ths | #else
|
58 | 70848515 | ths | #define VNC_DEBUG(fmt, ...) do { } while (0) |
59 | 70848515 | ths | #endif
|
60 | 24236869 | bellard | |
61 | 90a1e3c0 | aliguori | #define count_bits(c, v) { \
|
62 | 90a1e3c0 | aliguori | for (c = 0; v; v >>= 1) \ |
63 | 90a1e3c0 | aliguori | { \ |
64 | 90a1e3c0 | aliguori | c += v & 1; \
|
65 | 90a1e3c0 | aliguori | } \ |
66 | 90a1e3c0 | aliguori | } |
67 | 8d5d2d4c | ths | |
68 | 24236869 | bellard | typedef struct Buffer |
69 | 24236869 | bellard | { |
70 | 24236869 | bellard | size_t capacity; |
71 | 24236869 | bellard | size_t offset; |
72 | 60fe76f3 | ths | uint8_t *buffer; |
73 | 24236869 | bellard | } Buffer; |
74 | 24236869 | bellard | |
75 | 24236869 | bellard | typedef struct VncState VncState; |
76 | 24236869 | bellard | |
77 | 60fe76f3 | ths | typedef int VncReadEvent(VncState *vs, uint8_t *data, size_t len); |
78 | 24236869 | bellard | |
79 | 3512779a | bellard | typedef void VncWritePixels(VncState *vs, void *data, int size); |
80 | 3512779a | bellard | |
81 | 3512779a | bellard | typedef void VncSendHextileTile(VncState *vs, |
82 | 3512779a | bellard | int x, int y, int w, int h, |
83 | 7eac3a87 | aliguori | void *last_bg,
|
84 | 7eac3a87 | aliguori | void *last_fg,
|
85 | 3512779a | bellard | int *has_bg, int *has_fg); |
86 | 3512779a | bellard | |
87 | 99589bdc | bellard | #define VNC_MAX_WIDTH 2048 |
88 | 99589bdc | bellard | #define VNC_MAX_HEIGHT 2048 |
89 | 99589bdc | bellard | #define VNC_DIRTY_WORDS (VNC_MAX_WIDTH / (16 * 32)) |
90 | 99589bdc | bellard | |
91 | 70848515 | ths | #define VNC_AUTH_CHALLENGE_SIZE 16 |
92 | 70848515 | ths | |
93 | 24236869 | bellard | struct VncState
|
94 | 24236869 | bellard | { |
95 | 24236869 | bellard | QEMUTimer *timer; |
96 | 24236869 | bellard | int lsock;
|
97 | 24236869 | bellard | int csock;
|
98 | 24236869 | bellard | DisplayState *ds; |
99 | 24236869 | bellard | int need_update;
|
100 | 99589bdc | bellard | uint32_t dirty_row[VNC_MAX_HEIGHT][VNC_DIRTY_WORDS]; |
101 | 24236869 | bellard | char *old_data;
|
102 | 29fa4ed9 | aliguori | uint32_t features; |
103 | 564c337e | bellard | int absolute;
|
104 | 564c337e | bellard | int last_x;
|
105 | 564c337e | bellard | int last_y;
|
106 | 564c337e | bellard | |
107 | fb437313 | aliguori | uint32_t vnc_encoding; |
108 | fb437313 | aliguori | uint8_t tight_quality; |
109 | fb437313 | aliguori | uint8_t tight_compression; |
110 | fb437313 | aliguori | |
111 | 70848515 | ths | int major;
|
112 | 70848515 | ths | int minor;
|
113 | 70848515 | ths | |
114 | 71cab5ca | ths | char *display;
|
115 | 70848515 | ths | char *password;
|
116 | 70848515 | ths | int auth;
|
117 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
118 | 8d5d2d4c | ths | int subauth;
|
119 | 469b15c6 | ths | int x509verify;
|
120 | 6f43024c | ths | |
121 | 6f43024c | ths | char *x509cacert;
|
122 | 6f43024c | ths | char *x509cacrl;
|
123 | 6f43024c | ths | char *x509cert;
|
124 | 6f43024c | ths | char *x509key;
|
125 | 8d5d2d4c | ths | #endif
|
126 | 70848515 | ths | char challenge[VNC_AUTH_CHALLENGE_SIZE];
|
127 | a9ce8590 | bellard | |
128 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
129 | 8d5d2d4c | ths | int wiremode;
|
130 | 8d5d2d4c | ths | gnutls_session_t tls_session; |
131 | 8d5d2d4c | ths | #endif
|
132 | 8d5d2d4c | ths | |
133 | 24236869 | bellard | Buffer output; |
134 | 24236869 | bellard | Buffer input; |
135 | 24236869 | bellard | kbd_layout_t *kbd_layout; |
136 | 3512779a | bellard | /* current output mode information */
|
137 | 3512779a | bellard | VncWritePixels *write_pixels; |
138 | 3512779a | bellard | VncSendHextileTile *send_hextile_tile; |
139 | 6cec5487 | aliguori | DisplaySurface clientds, serverds; |
140 | 24236869 | bellard | |
141 | 429a8ed3 | malc | CaptureVoiceOut *audio_cap; |
142 | 1ea879e5 | malc | struct audsettings as;
|
143 | 429a8ed3 | malc | |
144 | 24236869 | bellard | VncReadEvent *read_handler; |
145 | 24236869 | bellard | size_t read_handler_expect; |
146 | 64f5a135 | bellard | /* input */
|
147 | 64f5a135 | bellard | uint8_t modifiers_state[256];
|
148 | 059cef40 | aliguori | |
149 | 059cef40 | aliguori | Buffer zlib; |
150 | 059cef40 | aliguori | Buffer zlib_tmp; |
151 | 059cef40 | aliguori | z_stream zlib_stream[4];
|
152 | 24236869 | bellard | }; |
153 | 24236869 | bellard | |
154 | a9ce8590 | bellard | static VncState *vnc_state; /* needed for info vnc */ |
155 | 7d957bd8 | aliguori | static DisplayChangeListener *dcl;
|
156 | a9ce8590 | bellard | |
157 | a9ce8590 | bellard | void do_info_vnc(void) |
158 | a9ce8590 | bellard | { |
159 | 13412c9d | aurel32 | if (vnc_state == NULL || vnc_state->display == NULL) |
160 | a9ce8590 | bellard | term_printf("VNC server disabled\n");
|
161 | a9ce8590 | bellard | else {
|
162 | a9ce8590 | bellard | term_printf("VNC server active on: ");
|
163 | a9ce8590 | bellard | term_print_filename(vnc_state->display); |
164 | a9ce8590 | bellard | term_printf("\n");
|
165 | a9ce8590 | bellard | |
166 | a9ce8590 | bellard | if (vnc_state->csock == -1) |
167 | a9ce8590 | bellard | term_printf("No client connected\n");
|
168 | a9ce8590 | bellard | else
|
169 | a9ce8590 | bellard | term_printf("Client connected\n");
|
170 | a9ce8590 | bellard | } |
171 | a9ce8590 | bellard | } |
172 | a9ce8590 | bellard | |
173 | 29fa4ed9 | aliguori | static inline uint32_t vnc_has_feature(VncState *vs, int feature) { |
174 | 29fa4ed9 | aliguori | return (vs->features & (1 << feature)); |
175 | 29fa4ed9 | aliguori | } |
176 | 29fa4ed9 | aliguori | |
177 | 24236869 | bellard | /* TODO
|
178 | 24236869 | bellard | 1) Get the queue working for IO.
|
179 | 24236869 | bellard | 2) there is some weirdness when using the -S option (the screen is grey
|
180 | 24236869 | bellard | and not totally invalidated
|
181 | 24236869 | bellard | 3) resolutions > 1024
|
182 | 24236869 | bellard | */
|
183 | 24236869 | bellard | |
184 | 24236869 | bellard | static void vnc_write(VncState *vs, const void *data, size_t len); |
185 | 24236869 | bellard | static void vnc_write_u32(VncState *vs, uint32_t value); |
186 | 24236869 | bellard | static void vnc_write_s32(VncState *vs, int32_t value); |
187 | 24236869 | bellard | static void vnc_write_u16(VncState *vs, uint16_t value); |
188 | 24236869 | bellard | static void vnc_write_u8(VncState *vs, uint8_t value); |
189 | 24236869 | bellard | static void vnc_flush(VncState *vs); |
190 | 24236869 | bellard | static void vnc_update_client(void *opaque); |
191 | 24236869 | bellard | static void vnc_client_read(void *opaque); |
192 | 24236869 | bellard | |
193 | 7d957bd8 | aliguori | static void vnc_colordepth(DisplayState *ds); |
194 | 7eac3a87 | aliguori | |
195 | 99589bdc | bellard | static inline void vnc_set_bit(uint32_t *d, int k) |
196 | 99589bdc | bellard | { |
197 | 99589bdc | bellard | d[k >> 5] |= 1 << (k & 0x1f); |
198 | 99589bdc | bellard | } |
199 | 99589bdc | bellard | |
200 | 99589bdc | bellard | static inline void vnc_clear_bit(uint32_t *d, int k) |
201 | 99589bdc | bellard | { |
202 | 99589bdc | bellard | d[k >> 5] &= ~(1 << (k & 0x1f)); |
203 | 99589bdc | bellard | } |
204 | 99589bdc | bellard | |
205 | 99589bdc | bellard | static inline void vnc_set_bits(uint32_t *d, int n, int nb_words) |
206 | 99589bdc | bellard | { |
207 | 99589bdc | bellard | int j;
|
208 | 99589bdc | bellard | |
209 | 99589bdc | bellard | j = 0;
|
210 | 99589bdc | bellard | while (n >= 32) { |
211 | 99589bdc | bellard | d[j++] = -1;
|
212 | 99589bdc | bellard | n -= 32;
|
213 | 99589bdc | bellard | } |
214 | 5fafdf24 | ths | if (n > 0) |
215 | 99589bdc | bellard | d[j++] = (1 << n) - 1; |
216 | 99589bdc | bellard | while (j < nb_words)
|
217 | 99589bdc | bellard | d[j++] = 0;
|
218 | 99589bdc | bellard | } |
219 | 99589bdc | bellard | |
220 | 99589bdc | bellard | static inline int vnc_get_bit(const uint32_t *d, int k) |
221 | 99589bdc | bellard | { |
222 | 99589bdc | bellard | return (d[k >> 5] >> (k & 0x1f)) & 1; |
223 | 99589bdc | bellard | } |
224 | 99589bdc | bellard | |
225 | 5fafdf24 | ths | static inline int vnc_and_bits(const uint32_t *d1, const uint32_t *d2, |
226 | 99589bdc | bellard | int nb_words)
|
227 | 99589bdc | bellard | { |
228 | 99589bdc | bellard | int i;
|
229 | 99589bdc | bellard | for(i = 0; i < nb_words; i++) { |
230 | 99589bdc | bellard | if ((d1[i] & d2[i]) != 0) |
231 | 99589bdc | bellard | return 1; |
232 | 99589bdc | bellard | } |
233 | 99589bdc | bellard | return 0; |
234 | 99589bdc | bellard | } |
235 | 99589bdc | bellard | |
236 | 24236869 | bellard | static void vnc_dpy_update(DisplayState *ds, int x, int y, int w, int h) |
237 | 24236869 | bellard | { |
238 | 24236869 | bellard | VncState *vs = ds->opaque; |
239 | 24236869 | bellard | int i;
|
240 | 24236869 | bellard | |
241 | 24236869 | bellard | h += y; |
242 | 24236869 | bellard | |
243 | 0486e8a7 | balrog | /* round x down to ensure the loop only spans one 16-pixel block per,
|
244 | 0486e8a7 | balrog | iteration. otherwise, if (x % 16) != 0, the last iteration may span
|
245 | 0486e8a7 | balrog | two 16-pixel blocks but we only mark the first as dirty
|
246 | 0486e8a7 | balrog | */
|
247 | 0486e8a7 | balrog | w += (x % 16);
|
248 | 0486e8a7 | balrog | x -= (x % 16);
|
249 | 0486e8a7 | balrog | |
250 | 6cec5487 | aliguori | x = MIN(x, vs->serverds.width); |
251 | 6cec5487 | aliguori | y = MIN(y, vs->serverds.height); |
252 | 6cec5487 | aliguori | w = MIN(x + w, vs->serverds.width) - x; |
253 | 6cec5487 | aliguori | h = MIN(h, vs->serverds.height); |
254 | 788abf8e | balrog | |
255 | 24236869 | bellard | for (; y < h; y++)
|
256 | 24236869 | bellard | for (i = 0; i < w; i += 16) |
257 | 99589bdc | bellard | vnc_set_bit(vs->dirty_row[y], (x + i) / 16);
|
258 | 24236869 | bellard | } |
259 | 24236869 | bellard | |
260 | 24236869 | bellard | static void vnc_framebuffer_update(VncState *vs, int x, int y, int w, int h, |
261 | 24236869 | bellard | int32_t encoding) |
262 | 24236869 | bellard | { |
263 | 24236869 | bellard | vnc_write_u16(vs, x); |
264 | 24236869 | bellard | vnc_write_u16(vs, y); |
265 | 24236869 | bellard | vnc_write_u16(vs, w); |
266 | 24236869 | bellard | vnc_write_u16(vs, h); |
267 | 24236869 | bellard | |
268 | 24236869 | bellard | vnc_write_s32(vs, encoding); |
269 | 24236869 | bellard | } |
270 | 24236869 | bellard | |
271 | 89064286 | aliguori | static void buffer_reserve(Buffer *buffer, size_t len) |
272 | 89064286 | aliguori | { |
273 | 89064286 | aliguori | if ((buffer->capacity - buffer->offset) < len) {
|
274 | 89064286 | aliguori | buffer->capacity += (len + 1024);
|
275 | 89064286 | aliguori | buffer->buffer = qemu_realloc(buffer->buffer, buffer->capacity); |
276 | 89064286 | aliguori | if (buffer->buffer == NULL) { |
277 | 89064286 | aliguori | fprintf(stderr, "vnc: out of memory\n");
|
278 | 89064286 | aliguori | exit(1);
|
279 | 89064286 | aliguori | } |
280 | 89064286 | aliguori | } |
281 | 89064286 | aliguori | } |
282 | 89064286 | aliguori | |
283 | 89064286 | aliguori | static int buffer_empty(Buffer *buffer) |
284 | 89064286 | aliguori | { |
285 | 89064286 | aliguori | return buffer->offset == 0; |
286 | 89064286 | aliguori | } |
287 | 89064286 | aliguori | |
288 | 89064286 | aliguori | static uint8_t *buffer_end(Buffer *buffer)
|
289 | 89064286 | aliguori | { |
290 | 89064286 | aliguori | return buffer->buffer + buffer->offset;
|
291 | 89064286 | aliguori | } |
292 | 89064286 | aliguori | |
293 | 89064286 | aliguori | static void buffer_reset(Buffer *buffer) |
294 | 89064286 | aliguori | { |
295 | 89064286 | aliguori | buffer->offset = 0;
|
296 | 89064286 | aliguori | } |
297 | 89064286 | aliguori | |
298 | 89064286 | aliguori | static void buffer_append(Buffer *buffer, const void *data, size_t len) |
299 | 89064286 | aliguori | { |
300 | 89064286 | aliguori | memcpy(buffer->buffer + buffer->offset, data, len); |
301 | 89064286 | aliguori | buffer->offset += len; |
302 | 89064286 | aliguori | } |
303 | 89064286 | aliguori | |
304 | 7d957bd8 | aliguori | static void vnc_dpy_resize(DisplayState *ds) |
305 | 24236869 | bellard | { |
306 | 73e14b62 | ths | int size_changed;
|
307 | 24236869 | bellard | VncState *vs = ds->opaque; |
308 | 24236869 | bellard | |
309 | 7d957bd8 | aliguori | vs->old_data = qemu_realloc(vs->old_data, ds_get_linesize(ds) * ds_get_height(ds)); |
310 | 24236869 | bellard | |
311 | 7d957bd8 | aliguori | if (vs->old_data == NULL) { |
312 | 24236869 | bellard | fprintf(stderr, "vnc: memory allocation failed\n");
|
313 | 24236869 | bellard | exit(1);
|
314 | 24236869 | bellard | } |
315 | 24236869 | bellard | |
316 | 6cec5487 | aliguori | if (ds_get_bytes_per_pixel(ds) != vs->serverds.pf.bytes_per_pixel)
|
317 | a528b80c | balrog | console_color_init(ds); |
318 | 7d957bd8 | aliguori | vnc_colordepth(ds); |
319 | 6cec5487 | aliguori | size_changed = ds_get_width(ds) != vs->serverds.width || |
320 | 6cec5487 | aliguori | ds_get_height(ds) != vs->serverds.height; |
321 | 6cec5487 | aliguori | vs->serverds = *(ds->surface); |
322 | b94eb43f | balrog | if (size_changed) {
|
323 | 29fa4ed9 | aliguori | if (vs->csock != -1 && vnc_has_feature(vs, VNC_FEATURE_RESIZE)) { |
324 | b94eb43f | balrog | vnc_write_u8(vs, 0); /* msg id */ |
325 | b94eb43f | balrog | vnc_write_u8(vs, 0);
|
326 | b94eb43f | balrog | vnc_write_u16(vs, 1); /* number of rects */ |
327 | 29fa4ed9 | aliguori | vnc_framebuffer_update(vs, 0, 0, ds_get_width(ds), ds_get_height(ds), |
328 | 29fa4ed9 | aliguori | VNC_ENCODING_DESKTOPRESIZE); |
329 | b94eb43f | balrog | vnc_flush(vs); |
330 | b94eb43f | balrog | } |
331 | 24236869 | bellard | } |
332 | 8bba5c81 | balrog | |
333 | 8bba5c81 | balrog | memset(vs->dirty_row, 0xFF, sizeof(vs->dirty_row)); |
334 | 0e1f5a0c | aliguori | memset(vs->old_data, 42, ds_get_linesize(vs->ds) * ds_get_height(vs->ds));
|
335 | 24236869 | bellard | } |
336 | 24236869 | bellard | |
337 | 3512779a | bellard | /* fastest code */
|
338 | 3512779a | bellard | static void vnc_write_pixels_copy(VncState *vs, void *pixels, int size) |
339 | 3512779a | bellard | { |
340 | 3512779a | bellard | vnc_write(vs, pixels, size); |
341 | 3512779a | bellard | } |
342 | 3512779a | bellard | |
343 | 3512779a | bellard | /* slowest but generic code. */
|
344 | 3512779a | bellard | static void vnc_convert_pixel(VncState *vs, uint8_t *buf, uint32_t v) |
345 | 3512779a | bellard | { |
346 | 7eac3a87 | aliguori | uint8_t r, g, b; |
347 | 7eac3a87 | aliguori | |
348 | 90a1e3c0 | aliguori | r = ((((v & vs->serverds.pf.rmask) >> vs->serverds.pf.rshift) << vs->clientds.pf.rbits) >> |
349 | 90a1e3c0 | aliguori | vs->serverds.pf.rbits); |
350 | 90a1e3c0 | aliguori | g = ((((v & vs->serverds.pf.gmask) >> vs->serverds.pf.gshift) << vs->clientds.pf.gbits) >> |
351 | 90a1e3c0 | aliguori | vs->serverds.pf.gbits); |
352 | 90a1e3c0 | aliguori | b = ((((v & vs->serverds.pf.bmask) >> vs->serverds.pf.bshift) << vs->clientds.pf.bbits) >> |
353 | 90a1e3c0 | aliguori | vs->serverds.pf.bbits); |
354 | 6cec5487 | aliguori | v = (r << vs->clientds.pf.rshift) | |
355 | 6cec5487 | aliguori | (g << vs->clientds.pf.gshift) | |
356 | 6cec5487 | aliguori | (b << vs->clientds.pf.bshift); |
357 | 6cec5487 | aliguori | switch(vs->clientds.pf.bytes_per_pixel) {
|
358 | 3512779a | bellard | case 1: |
359 | 3512779a | bellard | buf[0] = v;
|
360 | 3512779a | bellard | break;
|
361 | 3512779a | bellard | case 2: |
362 | 6cec5487 | aliguori | if (vs->clientds.flags & QEMU_BIG_ENDIAN_FLAG) {
|
363 | 3512779a | bellard | buf[0] = v >> 8; |
364 | 3512779a | bellard | buf[1] = v;
|
365 | 3512779a | bellard | } else {
|
366 | 3512779a | bellard | buf[1] = v >> 8; |
367 | 3512779a | bellard | buf[0] = v;
|
368 | 3512779a | bellard | } |
369 | 3512779a | bellard | break;
|
370 | 3512779a | bellard | default:
|
371 | 3512779a | bellard | case 4: |
372 | 6cec5487 | aliguori | if (vs->clientds.flags & QEMU_BIG_ENDIAN_FLAG) {
|
373 | 3512779a | bellard | buf[0] = v >> 24; |
374 | 3512779a | bellard | buf[1] = v >> 16; |
375 | 3512779a | bellard | buf[2] = v >> 8; |
376 | 3512779a | bellard | buf[3] = v;
|
377 | 3512779a | bellard | } else {
|
378 | 3512779a | bellard | buf[3] = v >> 24; |
379 | 3512779a | bellard | buf[2] = v >> 16; |
380 | 3512779a | bellard | buf[1] = v >> 8; |
381 | 3512779a | bellard | buf[0] = v;
|
382 | 3512779a | bellard | } |
383 | 3512779a | bellard | break;
|
384 | 3512779a | bellard | } |
385 | 3512779a | bellard | } |
386 | 3512779a | bellard | |
387 | 3512779a | bellard | static void vnc_write_pixels_generic(VncState *vs, void *pixels1, int size) |
388 | 3512779a | bellard | { |
389 | 3512779a | bellard | uint8_t buf[4];
|
390 | 3512779a | bellard | |
391 | 6cec5487 | aliguori | if (vs->serverds.pf.bytes_per_pixel == 4) { |
392 | 7eac3a87 | aliguori | uint32_t *pixels = pixels1; |
393 | 7eac3a87 | aliguori | int n, i;
|
394 | 7eac3a87 | aliguori | n = size >> 2;
|
395 | 7eac3a87 | aliguori | for(i = 0; i < n; i++) { |
396 | 7eac3a87 | aliguori | vnc_convert_pixel(vs, buf, pixels[i]); |
397 | 6cec5487 | aliguori | vnc_write(vs, buf, vs->clientds.pf.bytes_per_pixel); |
398 | 7eac3a87 | aliguori | } |
399 | 6cec5487 | aliguori | } else if (vs->serverds.pf.bytes_per_pixel == 2) { |
400 | 7eac3a87 | aliguori | uint16_t *pixels = pixels1; |
401 | 7eac3a87 | aliguori | int n, i;
|
402 | 7eac3a87 | aliguori | n = size >> 1;
|
403 | 7eac3a87 | aliguori | for(i = 0; i < n; i++) { |
404 | 7eac3a87 | aliguori | vnc_convert_pixel(vs, buf, pixels[i]); |
405 | 6cec5487 | aliguori | vnc_write(vs, buf, vs->clientds.pf.bytes_per_pixel); |
406 | 7eac3a87 | aliguori | } |
407 | 6cec5487 | aliguori | } else if (vs->serverds.pf.bytes_per_pixel == 1) { |
408 | 7eac3a87 | aliguori | uint8_t *pixels = pixels1; |
409 | 7eac3a87 | aliguori | int n, i;
|
410 | 7eac3a87 | aliguori | n = size; |
411 | 7eac3a87 | aliguori | for(i = 0; i < n; i++) { |
412 | 7eac3a87 | aliguori | vnc_convert_pixel(vs, buf, pixels[i]); |
413 | 6cec5487 | aliguori | vnc_write(vs, buf, vs->clientds.pf.bytes_per_pixel); |
414 | 7eac3a87 | aliguori | } |
415 | 7eac3a87 | aliguori | } else {
|
416 | 7eac3a87 | aliguori | fprintf(stderr, "vnc_write_pixels_generic: VncState color depth not supported\n");
|
417 | 3512779a | bellard | } |
418 | 3512779a | bellard | } |
419 | 3512779a | bellard | |
420 | 24236869 | bellard | static void send_framebuffer_update_raw(VncState *vs, int x, int y, int w, int h) |
421 | 24236869 | bellard | { |
422 | 24236869 | bellard | int i;
|
423 | 60fe76f3 | ths | uint8_t *row; |
424 | 24236869 | bellard | |
425 | 6cec5487 | aliguori | row = ds_get_data(vs->ds) + y * ds_get_linesize(vs->ds) + x * ds_get_bytes_per_pixel(vs->ds); |
426 | 24236869 | bellard | for (i = 0; i < h; i++) { |
427 | 6cec5487 | aliguori | vs->write_pixels(vs, row, w * ds_get_bytes_per_pixel(vs->ds)); |
428 | 0e1f5a0c | aliguori | row += ds_get_linesize(vs->ds); |
429 | 24236869 | bellard | } |
430 | 24236869 | bellard | } |
431 | 24236869 | bellard | |
432 | 24236869 | bellard | static void hextile_enc_cord(uint8_t *ptr, int x, int y, int w, int h) |
433 | 24236869 | bellard | { |
434 | 24236869 | bellard | ptr[0] = ((x & 0x0F) << 4) | (y & 0x0F); |
435 | 24236869 | bellard | ptr[1] = (((w - 1) & 0x0F) << 4) | ((h - 1) & 0x0F); |
436 | 24236869 | bellard | } |
437 | 24236869 | bellard | |
438 | 24236869 | bellard | #define BPP 8 |
439 | 24236869 | bellard | #include "vnchextile.h" |
440 | 24236869 | bellard | #undef BPP
|
441 | 24236869 | bellard | |
442 | 24236869 | bellard | #define BPP 16 |
443 | 24236869 | bellard | #include "vnchextile.h" |
444 | 24236869 | bellard | #undef BPP
|
445 | 24236869 | bellard | |
446 | 24236869 | bellard | #define BPP 32 |
447 | 24236869 | bellard | #include "vnchextile.h" |
448 | 24236869 | bellard | #undef BPP
|
449 | 24236869 | bellard | |
450 | 3512779a | bellard | #define GENERIC
|
451 | 7eac3a87 | aliguori | #define BPP 8 |
452 | 7eac3a87 | aliguori | #include "vnchextile.h" |
453 | 7eac3a87 | aliguori | #undef BPP
|
454 | 7eac3a87 | aliguori | #undef GENERIC
|
455 | 7eac3a87 | aliguori | |
456 | 7eac3a87 | aliguori | #define GENERIC
|
457 | 7eac3a87 | aliguori | #define BPP 16 |
458 | 7eac3a87 | aliguori | #include "vnchextile.h" |
459 | 7eac3a87 | aliguori | #undef BPP
|
460 | 7eac3a87 | aliguori | #undef GENERIC
|
461 | 7eac3a87 | aliguori | |
462 | 7eac3a87 | aliguori | #define GENERIC
|
463 | 3512779a | bellard | #define BPP 32 |
464 | 3512779a | bellard | #include "vnchextile.h" |
465 | 3512779a | bellard | #undef BPP
|
466 | 3512779a | bellard | #undef GENERIC
|
467 | 3512779a | bellard | |
468 | 24236869 | bellard | static void send_framebuffer_update_hextile(VncState *vs, int x, int y, int w, int h) |
469 | 24236869 | bellard | { |
470 | 24236869 | bellard | int i, j;
|
471 | 24236869 | bellard | int has_fg, has_bg;
|
472 | 7eac3a87 | aliguori | uint8_t *last_fg, *last_bg; |
473 | 24236869 | bellard | |
474 | 1eec614b | aliguori | last_fg = (uint8_t *) qemu_malloc(vs->serverds.pf.bytes_per_pixel); |
475 | 1eec614b | aliguori | last_bg = (uint8_t *) qemu_malloc(vs->serverds.pf.bytes_per_pixel); |
476 | 24236869 | bellard | has_fg = has_bg = 0;
|
477 | 24236869 | bellard | for (j = y; j < (y + h); j += 16) { |
478 | 24236869 | bellard | for (i = x; i < (x + w); i += 16) { |
479 | 5fafdf24 | ths | vs->send_hextile_tile(vs, i, j, |
480 | 3512779a | bellard | MIN(16, x + w - i), MIN(16, y + h - j), |
481 | 7eac3a87 | aliguori | last_bg, last_fg, &has_bg, &has_fg); |
482 | 24236869 | bellard | } |
483 | 24236869 | bellard | } |
484 | 7eac3a87 | aliguori | free(last_fg); |
485 | 7eac3a87 | aliguori | free(last_bg); |
486 | 7eac3a87 | aliguori | |
487 | 24236869 | bellard | } |
488 | 24236869 | bellard | |
489 | 059cef40 | aliguori | static void vnc_zlib_init(VncState *vs) |
490 | 059cef40 | aliguori | { |
491 | 059cef40 | aliguori | int i;
|
492 | 059cef40 | aliguori | for (i=0; i<(sizeof(vs->zlib_stream) / sizeof(z_stream)); i++) |
493 | 059cef40 | aliguori | vs->zlib_stream[i].opaque = NULL;
|
494 | 059cef40 | aliguori | } |
495 | 059cef40 | aliguori | |
496 | 059cef40 | aliguori | static void vnc_zlib_start(VncState *vs) |
497 | 059cef40 | aliguori | { |
498 | 059cef40 | aliguori | buffer_reset(&vs->zlib); |
499 | 059cef40 | aliguori | |
500 | 059cef40 | aliguori | // make the output buffer be the zlib buffer, so we can compress it later
|
501 | 059cef40 | aliguori | vs->zlib_tmp = vs->output; |
502 | 059cef40 | aliguori | vs->output = vs->zlib; |
503 | 059cef40 | aliguori | } |
504 | 059cef40 | aliguori | |
505 | 059cef40 | aliguori | static int vnc_zlib_stop(VncState *vs, int stream_id) |
506 | 059cef40 | aliguori | { |
507 | 059cef40 | aliguori | z_streamp zstream = &vs->zlib_stream[stream_id]; |
508 | 059cef40 | aliguori | int previous_out;
|
509 | 059cef40 | aliguori | |
510 | 059cef40 | aliguori | // switch back to normal output/zlib buffers
|
511 | 059cef40 | aliguori | vs->zlib = vs->output; |
512 | 059cef40 | aliguori | vs->output = vs->zlib_tmp; |
513 | 059cef40 | aliguori | |
514 | 059cef40 | aliguori | // compress the zlib buffer
|
515 | 059cef40 | aliguori | |
516 | 059cef40 | aliguori | // initialize the stream
|
517 | 059cef40 | aliguori | // XXX need one stream per session
|
518 | 059cef40 | aliguori | if (zstream->opaque != vs) {
|
519 | 059cef40 | aliguori | int err;
|
520 | 059cef40 | aliguori | |
521 | 059cef40 | aliguori | VNC_DEBUG("VNC: initializing zlib stream %d\n", stream_id);
|
522 | 059cef40 | aliguori | VNC_DEBUG("VNC: opaque = %p | vs = %p\n", zstream->opaque, vs);
|
523 | 059cef40 | aliguori | zstream->zalloc = Z_NULL; |
524 | 059cef40 | aliguori | zstream->zfree = Z_NULL; |
525 | 059cef40 | aliguori | |
526 | 059cef40 | aliguori | err = deflateInit2(zstream, vs->tight_compression, Z_DEFLATED, MAX_WBITS, |
527 | 059cef40 | aliguori | MAX_MEM_LEVEL, Z_DEFAULT_STRATEGY); |
528 | 059cef40 | aliguori | |
529 | 059cef40 | aliguori | if (err != Z_OK) {
|
530 | 059cef40 | aliguori | fprintf(stderr, "VNC: error initializing zlib\n");
|
531 | 059cef40 | aliguori | return -1; |
532 | 059cef40 | aliguori | } |
533 | 059cef40 | aliguori | |
534 | 059cef40 | aliguori | zstream->opaque = vs; |
535 | 059cef40 | aliguori | } |
536 | 059cef40 | aliguori | |
537 | 059cef40 | aliguori | // XXX what to do if tight_compression changed in between?
|
538 | 059cef40 | aliguori | |
539 | 059cef40 | aliguori | // reserve memory in output buffer
|
540 | 059cef40 | aliguori | buffer_reserve(&vs->output, vs->zlib.offset + 64);
|
541 | 059cef40 | aliguori | |
542 | 059cef40 | aliguori | // set pointers
|
543 | 059cef40 | aliguori | zstream->next_in = vs->zlib.buffer; |
544 | 059cef40 | aliguori | zstream->avail_in = vs->zlib.offset; |
545 | 059cef40 | aliguori | zstream->next_out = vs->output.buffer + vs->output.offset; |
546 | 059cef40 | aliguori | zstream->avail_out = vs->output.capacity - vs->output.offset; |
547 | 059cef40 | aliguori | zstream->data_type = Z_BINARY; |
548 | 059cef40 | aliguori | previous_out = zstream->total_out; |
549 | 059cef40 | aliguori | |
550 | 059cef40 | aliguori | // start encoding
|
551 | 059cef40 | aliguori | if (deflate(zstream, Z_SYNC_FLUSH) != Z_OK) {
|
552 | 059cef40 | aliguori | fprintf(stderr, "VNC: error during zlib compression\n");
|
553 | 059cef40 | aliguori | return -1; |
554 | 059cef40 | aliguori | } |
555 | 059cef40 | aliguori | |
556 | 059cef40 | aliguori | vs->output.offset = vs->output.capacity - zstream->avail_out; |
557 | 059cef40 | aliguori | return zstream->total_out - previous_out;
|
558 | 059cef40 | aliguori | } |
559 | 059cef40 | aliguori | |
560 | 059cef40 | aliguori | static void send_framebuffer_update_zlib(VncState *vs, int x, int y, int w, int h) |
561 | 059cef40 | aliguori | { |
562 | 059cef40 | aliguori | int old_offset, new_offset, bytes_written;
|
563 | 059cef40 | aliguori | |
564 | 059cef40 | aliguori | vnc_framebuffer_update(vs, x, y, w, h, VNC_ENCODING_ZLIB); |
565 | 059cef40 | aliguori | |
566 | 059cef40 | aliguori | // remember where we put in the follow-up size
|
567 | 059cef40 | aliguori | old_offset = vs->output.offset; |
568 | 059cef40 | aliguori | vnc_write_s32(vs, 0);
|
569 | 059cef40 | aliguori | |
570 | 059cef40 | aliguori | // compress the stream
|
571 | 059cef40 | aliguori | vnc_zlib_start(vs); |
572 | 059cef40 | aliguori | send_framebuffer_update_raw(vs, x, y, w, h); |
573 | 059cef40 | aliguori | bytes_written = vnc_zlib_stop(vs, 0);
|
574 | 059cef40 | aliguori | |
575 | 059cef40 | aliguori | if (bytes_written == -1) |
576 | 059cef40 | aliguori | return;
|
577 | 059cef40 | aliguori | |
578 | 059cef40 | aliguori | // hack in the size
|
579 | 059cef40 | aliguori | new_offset = vs->output.offset; |
580 | 059cef40 | aliguori | vs->output.offset = old_offset; |
581 | 059cef40 | aliguori | vnc_write_u32(vs, bytes_written); |
582 | 059cef40 | aliguori | vs->output.offset = new_offset; |
583 | 059cef40 | aliguori | } |
584 | 059cef40 | aliguori | |
585 | 24236869 | bellard | static void send_framebuffer_update(VncState *vs, int x, int y, int w, int h) |
586 | 24236869 | bellard | { |
587 | fb437313 | aliguori | switch(vs->vnc_encoding) {
|
588 | 059cef40 | aliguori | case VNC_ENCODING_ZLIB:
|
589 | 059cef40 | aliguori | send_framebuffer_update_zlib(vs, x, y, w, h); |
590 | 059cef40 | aliguori | break;
|
591 | fb437313 | aliguori | case VNC_ENCODING_HEXTILE:
|
592 | d2a0102a | aliguori | vnc_framebuffer_update(vs, x, y, w, h, VNC_ENCODING_HEXTILE); |
593 | 24236869 | bellard | send_framebuffer_update_hextile(vs, x, y, w, h); |
594 | fb437313 | aliguori | break;
|
595 | fb437313 | aliguori | default:
|
596 | d2a0102a | aliguori | vnc_framebuffer_update(vs, x, y, w, h, VNC_ENCODING_RAW); |
597 | 24236869 | bellard | send_framebuffer_update_raw(vs, x, y, w, h); |
598 | fb437313 | aliguori | break;
|
599 | fb437313 | aliguori | } |
600 | 24236869 | bellard | } |
601 | 24236869 | bellard | |
602 | 24236869 | bellard | static void vnc_copy(DisplayState *ds, int src_x, int src_y, int dst_x, int dst_y, int w, int h) |
603 | 24236869 | bellard | { |
604 | 24236869 | bellard | VncState *vs = ds->opaque; |
605 | 24236869 | bellard | |
606 | 24236869 | bellard | vnc_update_client(vs); |
607 | 24236869 | bellard | |
608 | 24236869 | bellard | vnc_write_u8(vs, 0); /* msg id */ |
609 | 24236869 | bellard | vnc_write_u8(vs, 0);
|
610 | 24236869 | bellard | vnc_write_u16(vs, 1); /* number of rects */ |
611 | 29fa4ed9 | aliguori | vnc_framebuffer_update(vs, dst_x, dst_y, w, h, VNC_ENCODING_COPYRECT); |
612 | 24236869 | bellard | vnc_write_u16(vs, src_x); |
613 | 24236869 | bellard | vnc_write_u16(vs, src_y); |
614 | 24236869 | bellard | vnc_flush(vs); |
615 | 24236869 | bellard | } |
616 | 24236869 | bellard | |
617 | 24236869 | bellard | static int find_dirty_height(VncState *vs, int y, int last_x, int x) |
618 | 24236869 | bellard | { |
619 | 24236869 | bellard | int h;
|
620 | 24236869 | bellard | |
621 | 6cec5487 | aliguori | for (h = 1; h < (vs->serverds.height - y); h++) { |
622 | 24236869 | bellard | int tmp_x;
|
623 | 99589bdc | bellard | if (!vnc_get_bit(vs->dirty_row[y + h], last_x))
|
624 | 24236869 | bellard | break;
|
625 | 24236869 | bellard | for (tmp_x = last_x; tmp_x < x; tmp_x++)
|
626 | 99589bdc | bellard | vnc_clear_bit(vs->dirty_row[y + h], tmp_x); |
627 | 24236869 | bellard | } |
628 | 24236869 | bellard | |
629 | 24236869 | bellard | return h;
|
630 | 24236869 | bellard | } |
631 | 24236869 | bellard | |
632 | 24236869 | bellard | static void vnc_update_client(void *opaque) |
633 | 24236869 | bellard | { |
634 | 24236869 | bellard | VncState *vs = opaque; |
635 | 24236869 | bellard | |
636 | 24236869 | bellard | if (vs->need_update && vs->csock != -1) { |
637 | 24236869 | bellard | int y;
|
638 | 60fe76f3 | ths | uint8_t *row; |
639 | 24236869 | bellard | char *old_row;
|
640 | 99589bdc | bellard | uint32_t width_mask[VNC_DIRTY_WORDS]; |
641 | 24236869 | bellard | int n_rectangles;
|
642 | 24236869 | bellard | int saved_offset;
|
643 | 24236869 | bellard | int has_dirty = 0; |
644 | 24236869 | bellard | |
645 | a0ecfb73 | balrog | vga_hw_update(); |
646 | a0ecfb73 | balrog | |
647 | 6cec5487 | aliguori | vnc_set_bits(width_mask, (ds_get_width(vs->ds) / 16), VNC_DIRTY_WORDS);
|
648 | 24236869 | bellard | |
649 | 24236869 | bellard | /* Walk through the dirty map and eliminate tiles that
|
650 | 24236869 | bellard | really aren't dirty */
|
651 | 0e1f5a0c | aliguori | row = ds_get_data(vs->ds); |
652 | 24236869 | bellard | old_row = vs->old_data; |
653 | 24236869 | bellard | |
654 | 6cec5487 | aliguori | for (y = 0; y < ds_get_height(vs->ds); y++) { |
655 | 99589bdc | bellard | if (vnc_and_bits(vs->dirty_row[y], width_mask, VNC_DIRTY_WORDS)) {
|
656 | 24236869 | bellard | int x;
|
657 | 60fe76f3 | ths | uint8_t *ptr; |
658 | 60fe76f3 | ths | char *old_ptr;
|
659 | 24236869 | bellard | |
660 | 24236869 | bellard | ptr = row; |
661 | 60fe76f3 | ths | old_ptr = (char*)old_row;
|
662 | 24236869 | bellard | |
663 | 0e1f5a0c | aliguori | for (x = 0; x < ds_get_width(vs->ds); x += 16) { |
664 | 6cec5487 | aliguori | if (memcmp(old_ptr, ptr, 16 * ds_get_bytes_per_pixel(vs->ds)) == 0) { |
665 | 99589bdc | bellard | vnc_clear_bit(vs->dirty_row[y], (x / 16));
|
666 | 24236869 | bellard | } else {
|
667 | 24236869 | bellard | has_dirty = 1;
|
668 | 6cec5487 | aliguori | memcpy(old_ptr, ptr, 16 * ds_get_bytes_per_pixel(vs->ds));
|
669 | 24236869 | bellard | } |
670 | 24236869 | bellard | |
671 | 6cec5487 | aliguori | ptr += 16 * ds_get_bytes_per_pixel(vs->ds);
|
672 | 6cec5487 | aliguori | old_ptr += 16 * ds_get_bytes_per_pixel(vs->ds);
|
673 | 24236869 | bellard | } |
674 | 24236869 | bellard | } |
675 | 24236869 | bellard | |
676 | 0e1f5a0c | aliguori | row += ds_get_linesize(vs->ds); |
677 | 0e1f5a0c | aliguori | old_row += ds_get_linesize(vs->ds); |
678 | 24236869 | bellard | } |
679 | 24236869 | bellard | |
680 | 429a8ed3 | malc | if (!has_dirty && !vs->audio_cap) {
|
681 | 24236869 | bellard | qemu_mod_timer(vs->timer, qemu_get_clock(rt_clock) + VNC_REFRESH_INTERVAL); |
682 | 24236869 | bellard | return;
|
683 | 24236869 | bellard | } |
684 | 24236869 | bellard | |
685 | 24236869 | bellard | /* Count rectangles */
|
686 | 24236869 | bellard | n_rectangles = 0;
|
687 | 24236869 | bellard | vnc_write_u8(vs, 0); /* msg id */ |
688 | 24236869 | bellard | vnc_write_u8(vs, 0);
|
689 | 24236869 | bellard | saved_offset = vs->output.offset; |
690 | 24236869 | bellard | vnc_write_u16(vs, 0);
|
691 | 24236869 | bellard | |
692 | 6cec5487 | aliguori | for (y = 0; y < vs->serverds.height; y++) { |
693 | 24236869 | bellard | int x;
|
694 | 24236869 | bellard | int last_x = -1; |
695 | 6cec5487 | aliguori | for (x = 0; x < vs->serverds.width / 16; x++) { |
696 | 99589bdc | bellard | if (vnc_get_bit(vs->dirty_row[y], x)) {
|
697 | 24236869 | bellard | if (last_x == -1) { |
698 | 24236869 | bellard | last_x = x; |
699 | 24236869 | bellard | } |
700 | 99589bdc | bellard | vnc_clear_bit(vs->dirty_row[y], x); |
701 | 24236869 | bellard | } else {
|
702 | 24236869 | bellard | if (last_x != -1) { |
703 | 24236869 | bellard | int h = find_dirty_height(vs, y, last_x, x);
|
704 | 24236869 | bellard | send_framebuffer_update(vs, last_x * 16, y, (x - last_x) * 16, h); |
705 | 24236869 | bellard | n_rectangles++; |
706 | 24236869 | bellard | } |
707 | 24236869 | bellard | last_x = -1;
|
708 | 24236869 | bellard | } |
709 | 24236869 | bellard | } |
710 | 24236869 | bellard | if (last_x != -1) { |
711 | 24236869 | bellard | int h = find_dirty_height(vs, y, last_x, x);
|
712 | 24236869 | bellard | send_framebuffer_update(vs, last_x * 16, y, (x - last_x) * 16, h); |
713 | 24236869 | bellard | n_rectangles++; |
714 | 24236869 | bellard | } |
715 | 24236869 | bellard | } |
716 | 24236869 | bellard | vs->output.buffer[saved_offset] = (n_rectangles >> 8) & 0xFF; |
717 | 24236869 | bellard | vs->output.buffer[saved_offset + 1] = n_rectangles & 0xFF; |
718 | 24236869 | bellard | vnc_flush(vs); |
719 | 24236869 | bellard | |
720 | 24236869 | bellard | } |
721 | 24236869 | bellard | |
722 | a0ecfb73 | balrog | if (vs->csock != -1) { |
723 | a0ecfb73 | balrog | qemu_mod_timer(vs->timer, qemu_get_clock(rt_clock) + VNC_REFRESH_INTERVAL); |
724 | 24236869 | bellard | } |
725 | 24236869 | bellard | |
726 | 24236869 | bellard | } |
727 | 24236869 | bellard | |
728 | 24236869 | bellard | static int vnc_listen_poll(void *opaque) |
729 | 24236869 | bellard | { |
730 | 24236869 | bellard | VncState *vs = opaque; |
731 | 24236869 | bellard | if (vs->csock == -1) |
732 | 24236869 | bellard | return 1; |
733 | 24236869 | bellard | return 0; |
734 | 24236869 | bellard | } |
735 | 24236869 | bellard | |
736 | 429a8ed3 | malc | /* audio */
|
737 | 429a8ed3 | malc | static void audio_capture_notify(void *opaque, audcnotification_e cmd) |
738 | 429a8ed3 | malc | { |
739 | 429a8ed3 | malc | VncState *vs = opaque; |
740 | 429a8ed3 | malc | |
741 | 429a8ed3 | malc | switch (cmd) {
|
742 | 429a8ed3 | malc | case AUD_CNOTIFY_DISABLE:
|
743 | 429a8ed3 | malc | vnc_write_u8(vs, 255);
|
744 | 429a8ed3 | malc | vnc_write_u8(vs, 1);
|
745 | 429a8ed3 | malc | vnc_write_u16(vs, 0);
|
746 | 429a8ed3 | malc | vnc_flush(vs); |
747 | 429a8ed3 | malc | break;
|
748 | 429a8ed3 | malc | |
749 | 429a8ed3 | malc | case AUD_CNOTIFY_ENABLE:
|
750 | 429a8ed3 | malc | vnc_write_u8(vs, 255);
|
751 | 429a8ed3 | malc | vnc_write_u8(vs, 1);
|
752 | 429a8ed3 | malc | vnc_write_u16(vs, 1);
|
753 | 429a8ed3 | malc | vnc_flush(vs); |
754 | 429a8ed3 | malc | break;
|
755 | 429a8ed3 | malc | } |
756 | 429a8ed3 | malc | } |
757 | 429a8ed3 | malc | |
758 | 429a8ed3 | malc | static void audio_capture_destroy(void *opaque) |
759 | 429a8ed3 | malc | { |
760 | 429a8ed3 | malc | } |
761 | 429a8ed3 | malc | |
762 | 429a8ed3 | malc | static void audio_capture(void *opaque, void *buf, int size) |
763 | 429a8ed3 | malc | { |
764 | 429a8ed3 | malc | VncState *vs = opaque; |
765 | 429a8ed3 | malc | |
766 | 429a8ed3 | malc | vnc_write_u8(vs, 255);
|
767 | 429a8ed3 | malc | vnc_write_u8(vs, 1);
|
768 | 429a8ed3 | malc | vnc_write_u16(vs, 2);
|
769 | 429a8ed3 | malc | vnc_write_u32(vs, size); |
770 | 429a8ed3 | malc | vnc_write(vs, buf, size); |
771 | 429a8ed3 | malc | vnc_flush(vs); |
772 | 429a8ed3 | malc | } |
773 | 429a8ed3 | malc | |
774 | 429a8ed3 | malc | static void audio_add(VncState *vs) |
775 | 429a8ed3 | malc | { |
776 | 429a8ed3 | malc | struct audio_capture_ops ops;
|
777 | 429a8ed3 | malc | |
778 | 429a8ed3 | malc | if (vs->audio_cap) {
|
779 | 429a8ed3 | malc | term_printf ("audio already running\n");
|
780 | 429a8ed3 | malc | return;
|
781 | 429a8ed3 | malc | } |
782 | 429a8ed3 | malc | |
783 | 429a8ed3 | malc | ops.notify = audio_capture_notify; |
784 | 429a8ed3 | malc | ops.destroy = audio_capture_destroy; |
785 | 429a8ed3 | malc | ops.capture = audio_capture; |
786 | 429a8ed3 | malc | |
787 | 429a8ed3 | malc | vs->audio_cap = AUD_add_capture(NULL, &vs->as, &ops, vs);
|
788 | 429a8ed3 | malc | if (!vs->audio_cap) {
|
789 | 429a8ed3 | malc | term_printf ("Failed to add audio capture\n");
|
790 | 429a8ed3 | malc | } |
791 | 429a8ed3 | malc | } |
792 | 429a8ed3 | malc | |
793 | 429a8ed3 | malc | static void audio_del(VncState *vs) |
794 | 429a8ed3 | malc | { |
795 | 429a8ed3 | malc | if (vs->audio_cap) {
|
796 | 429a8ed3 | malc | AUD_del_capture(vs->audio_cap, vs); |
797 | 429a8ed3 | malc | vs->audio_cap = NULL;
|
798 | 429a8ed3 | malc | } |
799 | 429a8ed3 | malc | } |
800 | 429a8ed3 | malc | |
801 | 6ca957f0 | bellard | static int vnc_client_io_error(VncState *vs, int ret, int last_errno) |
802 | 24236869 | bellard | { |
803 | 24236869 | bellard | if (ret == 0 || ret == -1) { |
804 | ea01e5fd | balrog | if (ret == -1) { |
805 | ea01e5fd | balrog | switch (last_errno) {
|
806 | ea01e5fd | balrog | case EINTR:
|
807 | ea01e5fd | balrog | case EAGAIN:
|
808 | ea01e5fd | balrog | #ifdef _WIN32
|
809 | ea01e5fd | balrog | case WSAEWOULDBLOCK:
|
810 | ea01e5fd | balrog | #endif
|
811 | ea01e5fd | balrog | return 0; |
812 | ea01e5fd | balrog | default:
|
813 | ea01e5fd | balrog | break;
|
814 | ea01e5fd | balrog | } |
815 | ea01e5fd | balrog | } |
816 | 24236869 | bellard | |
817 | 8d5d2d4c | ths | VNC_DEBUG("Closing down client sock %d %d\n", ret, ret < 0 ? last_errno : 0); |
818 | 24236869 | bellard | qemu_set_fd_handler2(vs->csock, NULL, NULL, NULL, NULL); |
819 | 6ca957f0 | bellard | closesocket(vs->csock); |
820 | 24236869 | bellard | vs->csock = -1;
|
821 | 7d957bd8 | aliguori | dcl->idle = 1;
|
822 | 24236869 | bellard | buffer_reset(&vs->input); |
823 | 24236869 | bellard | buffer_reset(&vs->output); |
824 | 24236869 | bellard | vs->need_update = 0;
|
825 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
826 | 8d5d2d4c | ths | if (vs->tls_session) {
|
827 | 8d5d2d4c | ths | gnutls_deinit(vs->tls_session); |
828 | 8d5d2d4c | ths | vs->tls_session = NULL;
|
829 | 8d5d2d4c | ths | } |
830 | 8d5d2d4c | ths | vs->wiremode = VNC_WIREMODE_CLEAR; |
831 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
832 | 429a8ed3 | malc | audio_del(vs); |
833 | 24236869 | bellard | return 0; |
834 | 24236869 | bellard | } |
835 | 24236869 | bellard | return ret;
|
836 | 24236869 | bellard | } |
837 | 24236869 | bellard | |
838 | 24236869 | bellard | static void vnc_client_error(VncState *vs) |
839 | 24236869 | bellard | { |
840 | 6ca957f0 | bellard | vnc_client_io_error(vs, -1, EINVAL);
|
841 | 24236869 | bellard | } |
842 | 24236869 | bellard | |
843 | 24236869 | bellard | static void vnc_client_write(void *opaque) |
844 | 24236869 | bellard | { |
845 | ceb5caaf | bellard | long ret;
|
846 | 24236869 | bellard | VncState *vs = opaque; |
847 | 24236869 | bellard | |
848 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
849 | 8d5d2d4c | ths | if (vs->tls_session) {
|
850 | 8d5d2d4c | ths | ret = gnutls_write(vs->tls_session, vs->output.buffer, vs->output.offset); |
851 | 8d5d2d4c | ths | if (ret < 0) { |
852 | 8d5d2d4c | ths | if (ret == GNUTLS_E_AGAIN)
|
853 | 8d5d2d4c | ths | errno = EAGAIN; |
854 | 8d5d2d4c | ths | else
|
855 | 8d5d2d4c | ths | errno = EIO; |
856 | 8d5d2d4c | ths | ret = -1;
|
857 | 8d5d2d4c | ths | } |
858 | 8d5d2d4c | ths | } else
|
859 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
860 | 8d5d2d4c | ths | ret = send(vs->csock, vs->output.buffer, vs->output.offset, 0);
|
861 | 6ca957f0 | bellard | ret = vnc_client_io_error(vs, ret, socket_error()); |
862 | 24236869 | bellard | if (!ret)
|
863 | 24236869 | bellard | return;
|
864 | 24236869 | bellard | |
865 | 24236869 | bellard | memmove(vs->output.buffer, vs->output.buffer + ret, (vs->output.offset - ret)); |
866 | 24236869 | bellard | vs->output.offset -= ret; |
867 | 24236869 | bellard | |
868 | 24236869 | bellard | if (vs->output.offset == 0) { |
869 | 24236869 | bellard | qemu_set_fd_handler2(vs->csock, NULL, vnc_client_read, NULL, vs); |
870 | 24236869 | bellard | } |
871 | 24236869 | bellard | } |
872 | 24236869 | bellard | |
873 | 24236869 | bellard | static void vnc_read_when(VncState *vs, VncReadEvent *func, size_t expecting) |
874 | 24236869 | bellard | { |
875 | 24236869 | bellard | vs->read_handler = func; |
876 | 24236869 | bellard | vs->read_handler_expect = expecting; |
877 | 24236869 | bellard | } |
878 | 24236869 | bellard | |
879 | 24236869 | bellard | static void vnc_client_read(void *opaque) |
880 | 24236869 | bellard | { |
881 | 24236869 | bellard | VncState *vs = opaque; |
882 | ceb5caaf | bellard | long ret;
|
883 | 24236869 | bellard | |
884 | 24236869 | bellard | buffer_reserve(&vs->input, 4096);
|
885 | 24236869 | bellard | |
886 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
887 | 8d5d2d4c | ths | if (vs->tls_session) {
|
888 | 8d5d2d4c | ths | ret = gnutls_read(vs->tls_session, buffer_end(&vs->input), 4096);
|
889 | 8d5d2d4c | ths | if (ret < 0) { |
890 | 8d5d2d4c | ths | if (ret == GNUTLS_E_AGAIN)
|
891 | 8d5d2d4c | ths | errno = EAGAIN; |
892 | 8d5d2d4c | ths | else
|
893 | 8d5d2d4c | ths | errno = EIO; |
894 | 8d5d2d4c | ths | ret = -1;
|
895 | 8d5d2d4c | ths | } |
896 | 8d5d2d4c | ths | } else
|
897 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
898 | 8d5d2d4c | ths | ret = recv(vs->csock, buffer_end(&vs->input), 4096, 0); |
899 | 6ca957f0 | bellard | ret = vnc_client_io_error(vs, ret, socket_error()); |
900 | 24236869 | bellard | if (!ret)
|
901 | 24236869 | bellard | return;
|
902 | 24236869 | bellard | |
903 | 24236869 | bellard | vs->input.offset += ret; |
904 | 24236869 | bellard | |
905 | 24236869 | bellard | while (vs->read_handler && vs->input.offset >= vs->read_handler_expect) {
|
906 | 24236869 | bellard | size_t len = vs->read_handler_expect; |
907 | 24236869 | bellard | int ret;
|
908 | 24236869 | bellard | |
909 | 24236869 | bellard | ret = vs->read_handler(vs, vs->input.buffer, len); |
910 | 24236869 | bellard | if (vs->csock == -1) |
911 | 24236869 | bellard | return;
|
912 | 24236869 | bellard | |
913 | 24236869 | bellard | if (!ret) {
|
914 | 24236869 | bellard | memmove(vs->input.buffer, vs->input.buffer + len, (vs->input.offset - len)); |
915 | 24236869 | bellard | vs->input.offset -= len; |
916 | 24236869 | bellard | } else {
|
917 | 24236869 | bellard | vs->read_handler_expect = ret; |
918 | 24236869 | bellard | } |
919 | 24236869 | bellard | } |
920 | 24236869 | bellard | } |
921 | 24236869 | bellard | |
922 | 24236869 | bellard | static void vnc_write(VncState *vs, const void *data, size_t len) |
923 | 24236869 | bellard | { |
924 | 24236869 | bellard | buffer_reserve(&vs->output, len); |
925 | 24236869 | bellard | |
926 | 24236869 | bellard | if (buffer_empty(&vs->output)) {
|
927 | 24236869 | bellard | qemu_set_fd_handler2(vs->csock, NULL, vnc_client_read, vnc_client_write, vs);
|
928 | 24236869 | bellard | } |
929 | 24236869 | bellard | |
930 | 24236869 | bellard | buffer_append(&vs->output, data, len); |
931 | 24236869 | bellard | } |
932 | 24236869 | bellard | |
933 | 24236869 | bellard | static void vnc_write_s32(VncState *vs, int32_t value) |
934 | 24236869 | bellard | { |
935 | 24236869 | bellard | vnc_write_u32(vs, *(uint32_t *)&value); |
936 | 24236869 | bellard | } |
937 | 24236869 | bellard | |
938 | 24236869 | bellard | static void vnc_write_u32(VncState *vs, uint32_t value) |
939 | 24236869 | bellard | { |
940 | 24236869 | bellard | uint8_t buf[4];
|
941 | 24236869 | bellard | |
942 | 24236869 | bellard | buf[0] = (value >> 24) & 0xFF; |
943 | 24236869 | bellard | buf[1] = (value >> 16) & 0xFF; |
944 | 24236869 | bellard | buf[2] = (value >> 8) & 0xFF; |
945 | 24236869 | bellard | buf[3] = value & 0xFF; |
946 | 24236869 | bellard | |
947 | 24236869 | bellard | vnc_write(vs, buf, 4);
|
948 | 24236869 | bellard | } |
949 | 24236869 | bellard | |
950 | 24236869 | bellard | static void vnc_write_u16(VncState *vs, uint16_t value) |
951 | 24236869 | bellard | { |
952 | 64f5a135 | bellard | uint8_t buf[2];
|
953 | 24236869 | bellard | |
954 | 24236869 | bellard | buf[0] = (value >> 8) & 0xFF; |
955 | 24236869 | bellard | buf[1] = value & 0xFF; |
956 | 24236869 | bellard | |
957 | 24236869 | bellard | vnc_write(vs, buf, 2);
|
958 | 24236869 | bellard | } |
959 | 24236869 | bellard | |
960 | 24236869 | bellard | static void vnc_write_u8(VncState *vs, uint8_t value) |
961 | 24236869 | bellard | { |
962 | 24236869 | bellard | vnc_write(vs, (char *)&value, 1); |
963 | 24236869 | bellard | } |
964 | 24236869 | bellard | |
965 | 24236869 | bellard | static void vnc_flush(VncState *vs) |
966 | 24236869 | bellard | { |
967 | 24236869 | bellard | if (vs->output.offset)
|
968 | 24236869 | bellard | vnc_client_write(vs); |
969 | 24236869 | bellard | } |
970 | 24236869 | bellard | |
971 | 64f5a135 | bellard | static uint8_t read_u8(uint8_t *data, size_t offset)
|
972 | 24236869 | bellard | { |
973 | 24236869 | bellard | return data[offset];
|
974 | 24236869 | bellard | } |
975 | 24236869 | bellard | |
976 | 64f5a135 | bellard | static uint16_t read_u16(uint8_t *data, size_t offset)
|
977 | 24236869 | bellard | { |
978 | 24236869 | bellard | return ((data[offset] & 0xFF) << 8) | (data[offset + 1] & 0xFF); |
979 | 24236869 | bellard | } |
980 | 24236869 | bellard | |
981 | 64f5a135 | bellard | static int32_t read_s32(uint8_t *data, size_t offset)
|
982 | 24236869 | bellard | { |
983 | 24236869 | bellard | return (int32_t)((data[offset] << 24) | (data[offset + 1] << 16) | |
984 | 24236869 | bellard | (data[offset + 2] << 8) | data[offset + 3]); |
985 | 24236869 | bellard | } |
986 | 24236869 | bellard | |
987 | 64f5a135 | bellard | static uint32_t read_u32(uint8_t *data, size_t offset)
|
988 | 24236869 | bellard | { |
989 | 24236869 | bellard | return ((data[offset] << 24) | (data[offset + 1] << 16) | |
990 | 24236869 | bellard | (data[offset + 2] << 8) | data[offset + 3]); |
991 | 24236869 | bellard | } |
992 | 24236869 | bellard | |
993 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
994 | 9596ebb7 | pbrook | static ssize_t vnc_tls_push(gnutls_transport_ptr_t transport,
|
995 | 9596ebb7 | pbrook | const void *data, |
996 | 9596ebb7 | pbrook | size_t len) { |
997 | 8d5d2d4c | ths | struct VncState *vs = (struct VncState *)transport; |
998 | 8d5d2d4c | ths | int ret;
|
999 | 8d5d2d4c | ths | |
1000 | 8d5d2d4c | ths | retry:
|
1001 | 8d5d2d4c | ths | ret = send(vs->csock, data, len, 0);
|
1002 | 8d5d2d4c | ths | if (ret < 0) { |
1003 | 8d5d2d4c | ths | if (errno == EINTR)
|
1004 | 8d5d2d4c | ths | goto retry;
|
1005 | 8d5d2d4c | ths | return -1; |
1006 | 8d5d2d4c | ths | } |
1007 | 8d5d2d4c | ths | return ret;
|
1008 | 8d5d2d4c | ths | } |
1009 | 8d5d2d4c | ths | |
1010 | 8d5d2d4c | ths | |
1011 | 9596ebb7 | pbrook | static ssize_t vnc_tls_pull(gnutls_transport_ptr_t transport,
|
1012 | 9596ebb7 | pbrook | void *data,
|
1013 | 9596ebb7 | pbrook | size_t len) { |
1014 | 8d5d2d4c | ths | struct VncState *vs = (struct VncState *)transport; |
1015 | 8d5d2d4c | ths | int ret;
|
1016 | 8d5d2d4c | ths | |
1017 | 8d5d2d4c | ths | retry:
|
1018 | 8d5d2d4c | ths | ret = recv(vs->csock, data, len, 0);
|
1019 | 8d5d2d4c | ths | if (ret < 0) { |
1020 | 8d5d2d4c | ths | if (errno == EINTR)
|
1021 | 8d5d2d4c | ths | goto retry;
|
1022 | 8d5d2d4c | ths | return -1; |
1023 | 8d5d2d4c | ths | } |
1024 | 8d5d2d4c | ths | return ret;
|
1025 | 8d5d2d4c | ths | } |
1026 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
1027 | 8d5d2d4c | ths | |
1028 | 60fe76f3 | ths | static void client_cut_text(VncState *vs, size_t len, uint8_t *text) |
1029 | 24236869 | bellard | { |
1030 | 24236869 | bellard | } |
1031 | 24236869 | bellard | |
1032 | 564c337e | bellard | static void check_pointer_type_change(VncState *vs, int absolute) |
1033 | 564c337e | bellard | { |
1034 | 29fa4ed9 | aliguori | if (vnc_has_feature(vs, VNC_FEATURE_POINTER_TYPE_CHANGE) && vs->absolute != absolute) {
|
1035 | 564c337e | bellard | vnc_write_u8(vs, 0);
|
1036 | 564c337e | bellard | vnc_write_u8(vs, 0);
|
1037 | 564c337e | bellard | vnc_write_u16(vs, 1);
|
1038 | 564c337e | bellard | vnc_framebuffer_update(vs, absolute, 0,
|
1039 | 29fa4ed9 | aliguori | ds_get_width(vs->ds), ds_get_height(vs->ds), |
1040 | 29fa4ed9 | aliguori | VNC_ENCODING_POINTER_TYPE_CHANGE); |
1041 | 564c337e | bellard | vnc_flush(vs); |
1042 | 564c337e | bellard | } |
1043 | 564c337e | bellard | vs->absolute = absolute; |
1044 | 564c337e | bellard | } |
1045 | 564c337e | bellard | |
1046 | 24236869 | bellard | static void pointer_event(VncState *vs, int button_mask, int x, int y) |
1047 | 24236869 | bellard | { |
1048 | 24236869 | bellard | int buttons = 0; |
1049 | 24236869 | bellard | int dz = 0; |
1050 | 24236869 | bellard | |
1051 | 24236869 | bellard | if (button_mask & 0x01) |
1052 | 24236869 | bellard | buttons |= MOUSE_EVENT_LBUTTON; |
1053 | 24236869 | bellard | if (button_mask & 0x02) |
1054 | 24236869 | bellard | buttons |= MOUSE_EVENT_MBUTTON; |
1055 | 24236869 | bellard | if (button_mask & 0x04) |
1056 | 24236869 | bellard | buttons |= MOUSE_EVENT_RBUTTON; |
1057 | 24236869 | bellard | if (button_mask & 0x08) |
1058 | 24236869 | bellard | dz = -1;
|
1059 | 24236869 | bellard | if (button_mask & 0x10) |
1060 | 24236869 | bellard | dz = 1;
|
1061 | 564c337e | bellard | |
1062 | 564c337e | bellard | if (vs->absolute) {
|
1063 | 0e1f5a0c | aliguori | kbd_mouse_event(x * 0x7FFF / (ds_get_width(vs->ds) - 1), |
1064 | 0e1f5a0c | aliguori | y * 0x7FFF / (ds_get_height(vs->ds) - 1), |
1065 | 24236869 | bellard | dz, buttons); |
1066 | 29fa4ed9 | aliguori | } else if (vnc_has_feature(vs, VNC_FEATURE_POINTER_TYPE_CHANGE)) { |
1067 | 564c337e | bellard | x -= 0x7FFF;
|
1068 | 564c337e | bellard | y -= 0x7FFF;
|
1069 | 24236869 | bellard | |
1070 | 564c337e | bellard | kbd_mouse_event(x, y, dz, buttons); |
1071 | 564c337e | bellard | } else {
|
1072 | 564c337e | bellard | if (vs->last_x != -1) |
1073 | 564c337e | bellard | kbd_mouse_event(x - vs->last_x, |
1074 | 564c337e | bellard | y - vs->last_y, |
1075 | 564c337e | bellard | dz, buttons); |
1076 | 564c337e | bellard | vs->last_x = x; |
1077 | 564c337e | bellard | vs->last_y = y; |
1078 | 24236869 | bellard | } |
1079 | 564c337e | bellard | |
1080 | 564c337e | bellard | check_pointer_type_change(vs, kbd_mouse_is_absolute()); |
1081 | 24236869 | bellard | } |
1082 | 24236869 | bellard | |
1083 | 64f5a135 | bellard | static void reset_keys(VncState *vs) |
1084 | 64f5a135 | bellard | { |
1085 | 64f5a135 | bellard | int i;
|
1086 | 64f5a135 | bellard | for(i = 0; i < 256; i++) { |
1087 | 64f5a135 | bellard | if (vs->modifiers_state[i]) {
|
1088 | 64f5a135 | bellard | if (i & 0x80) |
1089 | 64f5a135 | bellard | kbd_put_keycode(0xe0);
|
1090 | 64f5a135 | bellard | kbd_put_keycode(i | 0x80);
|
1091 | 64f5a135 | bellard | vs->modifiers_state[i] = 0;
|
1092 | 64f5a135 | bellard | } |
1093 | 64f5a135 | bellard | } |
1094 | 64f5a135 | bellard | } |
1095 | 64f5a135 | bellard | |
1096 | a528b80c | balrog | static void press_key(VncState *vs, int keysym) |
1097 | a528b80c | balrog | { |
1098 | a528b80c | balrog | kbd_put_keycode(keysym2scancode(vs->kbd_layout, keysym) & 0x7f);
|
1099 | a528b80c | balrog | kbd_put_keycode(keysym2scancode(vs->kbd_layout, keysym) | 0x80);
|
1100 | a528b80c | balrog | } |
1101 | a528b80c | balrog | |
1102 | 9ca313aa | aliguori | static void do_key_event(VncState *vs, int down, int keycode, int sym) |
1103 | 24236869 | bellard | { |
1104 | 64f5a135 | bellard | /* QEMU console switch */
|
1105 | 64f5a135 | bellard | switch(keycode) {
|
1106 | 64f5a135 | bellard | case 0x2a: /* Left Shift */ |
1107 | 64f5a135 | bellard | case 0x36: /* Right Shift */ |
1108 | 64f5a135 | bellard | case 0x1d: /* Left CTRL */ |
1109 | 64f5a135 | bellard | case 0x9d: /* Right CTRL */ |
1110 | 64f5a135 | bellard | case 0x38: /* Left ALT */ |
1111 | 64f5a135 | bellard | case 0xb8: /* Right ALT */ |
1112 | 64f5a135 | bellard | if (down)
|
1113 | 64f5a135 | bellard | vs->modifiers_state[keycode] = 1;
|
1114 | 64f5a135 | bellard | else
|
1115 | 64f5a135 | bellard | vs->modifiers_state[keycode] = 0;
|
1116 | 64f5a135 | bellard | break;
|
1117 | 5fafdf24 | ths | case 0x02 ... 0x0a: /* '1' to '9' keys */ |
1118 | 64f5a135 | bellard | if (down && vs->modifiers_state[0x1d] && vs->modifiers_state[0x38]) { |
1119 | 64f5a135 | bellard | /* Reset the modifiers sent to the current console */
|
1120 | 64f5a135 | bellard | reset_keys(vs); |
1121 | 64f5a135 | bellard | console_select(keycode - 0x02);
|
1122 | 64f5a135 | bellard | return;
|
1123 | 64f5a135 | bellard | } |
1124 | 64f5a135 | bellard | break;
|
1125 | 4d3b6f6e | balrog | case 0x3a: /* CapsLock */ |
1126 | a528b80c | balrog | case 0x45: /* NumLock */ |
1127 | a528b80c | balrog | if (!down)
|
1128 | a528b80c | balrog | vs->modifiers_state[keycode] ^= 1;
|
1129 | a528b80c | balrog | break;
|
1130 | a528b80c | balrog | } |
1131 | a528b80c | balrog | |
1132 | a528b80c | balrog | if (keycode_is_keypad(vs->kbd_layout, keycode)) {
|
1133 | a528b80c | balrog | /* If the numlock state needs to change then simulate an additional
|
1134 | a528b80c | balrog | keypress before sending this one. This will happen if the user
|
1135 | a528b80c | balrog | toggles numlock away from the VNC window.
|
1136 | a528b80c | balrog | */
|
1137 | a528b80c | balrog | if (keysym_is_numlock(vs->kbd_layout, sym & 0xFFFF)) { |
1138 | a528b80c | balrog | if (!vs->modifiers_state[0x45]) { |
1139 | a528b80c | balrog | vs->modifiers_state[0x45] = 1; |
1140 | a528b80c | balrog | press_key(vs, 0xff7f);
|
1141 | a528b80c | balrog | } |
1142 | a528b80c | balrog | } else {
|
1143 | a528b80c | balrog | if (vs->modifiers_state[0x45]) { |
1144 | a528b80c | balrog | vs->modifiers_state[0x45] = 0; |
1145 | a528b80c | balrog | press_key(vs, 0xff7f);
|
1146 | a528b80c | balrog | } |
1147 | a528b80c | balrog | } |
1148 | 64f5a135 | bellard | } |
1149 | 24236869 | bellard | |
1150 | 64f5a135 | bellard | if (is_graphic_console()) {
|
1151 | 64f5a135 | bellard | if (keycode & 0x80) |
1152 | 64f5a135 | bellard | kbd_put_keycode(0xe0);
|
1153 | 64f5a135 | bellard | if (down)
|
1154 | 64f5a135 | bellard | kbd_put_keycode(keycode & 0x7f);
|
1155 | 64f5a135 | bellard | else
|
1156 | 64f5a135 | bellard | kbd_put_keycode(keycode | 0x80);
|
1157 | 64f5a135 | bellard | } else {
|
1158 | 64f5a135 | bellard | /* QEMU console emulation */
|
1159 | 64f5a135 | bellard | if (down) {
|
1160 | 64f5a135 | bellard | switch (keycode) {
|
1161 | 64f5a135 | bellard | case 0x2a: /* Left Shift */ |
1162 | 64f5a135 | bellard | case 0x36: /* Right Shift */ |
1163 | 64f5a135 | bellard | case 0x1d: /* Left CTRL */ |
1164 | 64f5a135 | bellard | case 0x9d: /* Right CTRL */ |
1165 | 64f5a135 | bellard | case 0x38: /* Left ALT */ |
1166 | 64f5a135 | bellard | case 0xb8: /* Right ALT */ |
1167 | 64f5a135 | bellard | break;
|
1168 | 64f5a135 | bellard | case 0xc8: |
1169 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_UP); |
1170 | 64f5a135 | bellard | break;
|
1171 | 64f5a135 | bellard | case 0xd0: |
1172 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_DOWN); |
1173 | 64f5a135 | bellard | break;
|
1174 | 64f5a135 | bellard | case 0xcb: |
1175 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_LEFT); |
1176 | 64f5a135 | bellard | break;
|
1177 | 64f5a135 | bellard | case 0xcd: |
1178 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_RIGHT); |
1179 | 64f5a135 | bellard | break;
|
1180 | 64f5a135 | bellard | case 0xd3: |
1181 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_DELETE); |
1182 | 64f5a135 | bellard | break;
|
1183 | 64f5a135 | bellard | case 0xc7: |
1184 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_HOME); |
1185 | 64f5a135 | bellard | break;
|
1186 | 64f5a135 | bellard | case 0xcf: |
1187 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_END); |
1188 | 64f5a135 | bellard | break;
|
1189 | 64f5a135 | bellard | case 0xc9: |
1190 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_PAGEUP); |
1191 | 64f5a135 | bellard | break;
|
1192 | 64f5a135 | bellard | case 0xd1: |
1193 | 64f5a135 | bellard | kbd_put_keysym(QEMU_KEY_PAGEDOWN); |
1194 | 64f5a135 | bellard | break;
|
1195 | 64f5a135 | bellard | default:
|
1196 | 64f5a135 | bellard | kbd_put_keysym(sym); |
1197 | 64f5a135 | bellard | break;
|
1198 | 64f5a135 | bellard | } |
1199 | 64f5a135 | bellard | } |
1200 | 64f5a135 | bellard | } |
1201 | 24236869 | bellard | } |
1202 | 24236869 | bellard | |
1203 | bdbd7676 | bellard | static void key_event(VncState *vs, int down, uint32_t sym) |
1204 | bdbd7676 | bellard | { |
1205 | 9ca313aa | aliguori | int keycode;
|
1206 | 9ca313aa | aliguori | |
1207 | a528b80c | balrog | if (sym >= 'A' && sym <= 'Z' && is_graphic_console()) |
1208 | bdbd7676 | bellard | sym = sym - 'A' + 'a'; |
1209 | 9ca313aa | aliguori | |
1210 | 9ca313aa | aliguori | keycode = keysym2scancode(vs->kbd_layout, sym & 0xFFFF);
|
1211 | 9ca313aa | aliguori | do_key_event(vs, down, keycode, sym); |
1212 | 9ca313aa | aliguori | } |
1213 | 9ca313aa | aliguori | |
1214 | 9ca313aa | aliguori | static void ext_key_event(VncState *vs, int down, |
1215 | 9ca313aa | aliguori | uint32_t sym, uint16_t keycode) |
1216 | 9ca313aa | aliguori | { |
1217 | 9ca313aa | aliguori | /* if the user specifies a keyboard layout, always use it */
|
1218 | 9ca313aa | aliguori | if (keyboard_layout)
|
1219 | 9ca313aa | aliguori | key_event(vs, down, sym); |
1220 | 9ca313aa | aliguori | else
|
1221 | 9ca313aa | aliguori | do_key_event(vs, down, keycode, sym); |
1222 | bdbd7676 | bellard | } |
1223 | bdbd7676 | bellard | |
1224 | 24236869 | bellard | static void framebuffer_update_request(VncState *vs, int incremental, |
1225 | 24236869 | bellard | int x_position, int y_position, |
1226 | 24236869 | bellard | int w, int h) |
1227 | 24236869 | bellard | { |
1228 | 0e1f5a0c | aliguori | if (x_position > ds_get_width(vs->ds))
|
1229 | 0e1f5a0c | aliguori | x_position = ds_get_width(vs->ds); |
1230 | 0e1f5a0c | aliguori | if (y_position > ds_get_height(vs->ds))
|
1231 | 0e1f5a0c | aliguori | y_position = ds_get_height(vs->ds); |
1232 | 0e1f5a0c | aliguori | if (x_position + w >= ds_get_width(vs->ds))
|
1233 | 0e1f5a0c | aliguori | w = ds_get_width(vs->ds) - x_position; |
1234 | 0e1f5a0c | aliguori | if (y_position + h >= ds_get_height(vs->ds))
|
1235 | 0e1f5a0c | aliguori | h = ds_get_height(vs->ds) - y_position; |
1236 | cf2d385c | ths | |
1237 | 24236869 | bellard | int i;
|
1238 | 24236869 | bellard | vs->need_update = 1;
|
1239 | 24236869 | bellard | if (!incremental) {
|
1240 | 0e1f5a0c | aliguori | char *old_row = vs->old_data + y_position * ds_get_linesize(vs->ds);
|
1241 | 24236869 | bellard | |
1242 | 24236869 | bellard | for (i = 0; i < h; i++) { |
1243 | 5fafdf24 | ths | vnc_set_bits(vs->dirty_row[y_position + i], |
1244 | 0e1f5a0c | aliguori | (ds_get_width(vs->ds) / 16), VNC_DIRTY_WORDS);
|
1245 | 6cec5487 | aliguori | memset(old_row, 42, ds_get_width(vs->ds) * ds_get_bytes_per_pixel(vs->ds));
|
1246 | 0e1f5a0c | aliguori | old_row += ds_get_linesize(vs->ds); |
1247 | 24236869 | bellard | } |
1248 | 24236869 | bellard | } |
1249 | 24236869 | bellard | } |
1250 | 24236869 | bellard | |
1251 | 9ca313aa | aliguori | static void send_ext_key_event_ack(VncState *vs) |
1252 | 9ca313aa | aliguori | { |
1253 | 9ca313aa | aliguori | vnc_write_u8(vs, 0);
|
1254 | 9ca313aa | aliguori | vnc_write_u8(vs, 0);
|
1255 | 9ca313aa | aliguori | vnc_write_u16(vs, 1);
|
1256 | 29fa4ed9 | aliguori | vnc_framebuffer_update(vs, 0, 0, ds_get_width(vs->ds), ds_get_height(vs->ds), |
1257 | 29fa4ed9 | aliguori | VNC_ENCODING_EXT_KEY_EVENT); |
1258 | 9ca313aa | aliguori | vnc_flush(vs); |
1259 | 9ca313aa | aliguori | } |
1260 | 9ca313aa | aliguori | |
1261 | 429a8ed3 | malc | static void send_ext_audio_ack(VncState *vs) |
1262 | 429a8ed3 | malc | { |
1263 | 429a8ed3 | malc | vnc_write_u8(vs, 0);
|
1264 | 429a8ed3 | malc | vnc_write_u8(vs, 0);
|
1265 | 429a8ed3 | malc | vnc_write_u16(vs, 1);
|
1266 | 29fa4ed9 | aliguori | vnc_framebuffer_update(vs, 0, 0, ds_get_width(vs->ds), ds_get_height(vs->ds), |
1267 | 29fa4ed9 | aliguori | VNC_ENCODING_AUDIO); |
1268 | 429a8ed3 | malc | vnc_flush(vs); |
1269 | 429a8ed3 | malc | } |
1270 | 429a8ed3 | malc | |
1271 | 24236869 | bellard | static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings) |
1272 | 24236869 | bellard | { |
1273 | 24236869 | bellard | int i;
|
1274 | 29fa4ed9 | aliguori | unsigned int enc = 0; |
1275 | 24236869 | bellard | |
1276 | 059cef40 | aliguori | vnc_zlib_init(vs); |
1277 | 29fa4ed9 | aliguori | vs->features = 0;
|
1278 | fb437313 | aliguori | vs->vnc_encoding = 0;
|
1279 | fb437313 | aliguori | vs->tight_compression = 9;
|
1280 | fb437313 | aliguori | vs->tight_quality = 9;
|
1281 | 564c337e | bellard | vs->absolute = -1;
|
1282 | 7d957bd8 | aliguori | dcl->dpy_copy = NULL;
|
1283 | 24236869 | bellard | |
1284 | 24236869 | bellard | for (i = n_encodings - 1; i >= 0; i--) { |
1285 | 29fa4ed9 | aliguori | enc = encodings[i]; |
1286 | 29fa4ed9 | aliguori | switch (enc) {
|
1287 | 29fa4ed9 | aliguori | case VNC_ENCODING_RAW:
|
1288 | fb437313 | aliguori | vs->vnc_encoding = enc; |
1289 | 29fa4ed9 | aliguori | break;
|
1290 | 29fa4ed9 | aliguori | case VNC_ENCODING_COPYRECT:
|
1291 | 29fa4ed9 | aliguori | dcl->dpy_copy = vnc_copy; |
1292 | 29fa4ed9 | aliguori | break;
|
1293 | 29fa4ed9 | aliguori | case VNC_ENCODING_HEXTILE:
|
1294 | 29fa4ed9 | aliguori | vs->features |= VNC_FEATURE_HEXTILE_MASK; |
1295 | fb437313 | aliguori | vs->vnc_encoding = enc; |
1296 | 29fa4ed9 | aliguori | break;
|
1297 | 059cef40 | aliguori | case VNC_ENCODING_ZLIB:
|
1298 | 059cef40 | aliguori | vs->features |= VNC_FEATURE_ZLIB_MASK; |
1299 | 059cef40 | aliguori | vs->vnc_encoding = enc; |
1300 | 059cef40 | aliguori | break;
|
1301 | 29fa4ed9 | aliguori | case VNC_ENCODING_DESKTOPRESIZE:
|
1302 | 29fa4ed9 | aliguori | vs->features |= VNC_FEATURE_RESIZE_MASK; |
1303 | 29fa4ed9 | aliguori | break;
|
1304 | 29fa4ed9 | aliguori | case VNC_ENCODING_POINTER_TYPE_CHANGE:
|
1305 | 29fa4ed9 | aliguori | vs->features |= VNC_FEATURE_POINTER_TYPE_CHANGE_MASK; |
1306 | 29fa4ed9 | aliguori | break;
|
1307 | 29fa4ed9 | aliguori | case VNC_ENCODING_EXT_KEY_EVENT:
|
1308 | 9ca313aa | aliguori | send_ext_key_event_ack(vs); |
1309 | 9ca313aa | aliguori | break;
|
1310 | 29fa4ed9 | aliguori | case VNC_ENCODING_AUDIO:
|
1311 | 429a8ed3 | malc | send_ext_audio_ack(vs); |
1312 | 429a8ed3 | malc | break;
|
1313 | 29fa4ed9 | aliguori | case VNC_ENCODING_WMVi:
|
1314 | 29fa4ed9 | aliguori | vs->features |= VNC_FEATURE_WMVI_MASK; |
1315 | ca4cca4d | aliguori | break;
|
1316 | fb437313 | aliguori | case VNC_ENCODING_COMPRESSLEVEL0 ... VNC_ENCODING_COMPRESSLEVEL0 + 9: |
1317 | fb437313 | aliguori | vs->tight_compression = (enc & 0x0F);
|
1318 | fb437313 | aliguori | break;
|
1319 | fb437313 | aliguori | case VNC_ENCODING_QUALITYLEVEL0 ... VNC_ENCODING_QUALITYLEVEL0 + 9: |
1320 | fb437313 | aliguori | vs->tight_quality = (enc & 0x0F);
|
1321 | fb437313 | aliguori | break;
|
1322 | 29fa4ed9 | aliguori | default:
|
1323 | 29fa4ed9 | aliguori | VNC_DEBUG("Unknown encoding: %d (0x%.8x): %d\n", i, enc, enc);
|
1324 | 29fa4ed9 | aliguori | break;
|
1325 | 29fa4ed9 | aliguori | } |
1326 | 24236869 | bellard | } |
1327 | 564c337e | bellard | |
1328 | 564c337e | bellard | check_pointer_type_change(vs, kbd_mouse_is_absolute()); |
1329 | 24236869 | bellard | } |
1330 | 24236869 | bellard | |
1331 | 6cec5487 | aliguori | static void set_pixel_conversion(VncState *vs) |
1332 | 6cec5487 | aliguori | { |
1333 | 6cec5487 | aliguori | if ((vs->clientds.flags & QEMU_BIG_ENDIAN_FLAG) ==
|
1334 | 6cec5487 | aliguori | (vs->ds->surface->flags & QEMU_BIG_ENDIAN_FLAG) && |
1335 | 6cec5487 | aliguori | !memcmp(&(vs->clientds.pf), &(vs->ds->surface->pf), sizeof(PixelFormat))) {
|
1336 | 6cec5487 | aliguori | vs->write_pixels = vnc_write_pixels_copy; |
1337 | 6cec5487 | aliguori | switch (vs->ds->surface->pf.bits_per_pixel) {
|
1338 | 6cec5487 | aliguori | case 8: |
1339 | 6cec5487 | aliguori | vs->send_hextile_tile = send_hextile_tile_8; |
1340 | 6cec5487 | aliguori | break;
|
1341 | 6cec5487 | aliguori | case 16: |
1342 | 6cec5487 | aliguori | vs->send_hextile_tile = send_hextile_tile_16; |
1343 | 6cec5487 | aliguori | break;
|
1344 | 6cec5487 | aliguori | case 32: |
1345 | 6cec5487 | aliguori | vs->send_hextile_tile = send_hextile_tile_32; |
1346 | 6cec5487 | aliguori | break;
|
1347 | 6cec5487 | aliguori | } |
1348 | 6cec5487 | aliguori | } else {
|
1349 | 6cec5487 | aliguori | vs->write_pixels = vnc_write_pixels_generic; |
1350 | 6cec5487 | aliguori | switch (vs->ds->surface->pf.bits_per_pixel) {
|
1351 | 6cec5487 | aliguori | case 8: |
1352 | 6cec5487 | aliguori | vs->send_hextile_tile = send_hextile_tile_generic_8; |
1353 | 6cec5487 | aliguori | break;
|
1354 | 6cec5487 | aliguori | case 16: |
1355 | 6cec5487 | aliguori | vs->send_hextile_tile = send_hextile_tile_generic_16; |
1356 | 6cec5487 | aliguori | break;
|
1357 | 6cec5487 | aliguori | case 32: |
1358 | 6cec5487 | aliguori | vs->send_hextile_tile = send_hextile_tile_generic_32; |
1359 | 6cec5487 | aliguori | break;
|
1360 | 6cec5487 | aliguori | } |
1361 | 6cec5487 | aliguori | } |
1362 | 6cec5487 | aliguori | } |
1363 | 6cec5487 | aliguori | |
1364 | 24236869 | bellard | static void set_pixel_format(VncState *vs, |
1365 | 24236869 | bellard | int bits_per_pixel, int depth, |
1366 | 24236869 | bellard | int big_endian_flag, int true_color_flag, |
1367 | 24236869 | bellard | int red_max, int green_max, int blue_max, |
1368 | 24236869 | bellard | int red_shift, int green_shift, int blue_shift) |
1369 | 24236869 | bellard | { |
1370 | 3512779a | bellard | if (!true_color_flag) {
|
1371 | 24236869 | bellard | vnc_client_error(vs); |
1372 | 3512779a | bellard | return;
|
1373 | 3512779a | bellard | } |
1374 | 24236869 | bellard | |
1375 | 6cec5487 | aliguori | vs->clientds = vs->serverds; |
1376 | 6cec5487 | aliguori | vs->clientds.pf.rmax = red_max; |
1377 | 90a1e3c0 | aliguori | count_bits(vs->clientds.pf.rbits, red_max); |
1378 | 6cec5487 | aliguori | vs->clientds.pf.rshift = red_shift; |
1379 | 6cec5487 | aliguori | vs->clientds.pf.rmask = red_max << red_shift; |
1380 | 6cec5487 | aliguori | vs->clientds.pf.gmax = green_max; |
1381 | 90a1e3c0 | aliguori | count_bits(vs->clientds.pf.gbits, green_max); |
1382 | 6cec5487 | aliguori | vs->clientds.pf.gshift = green_shift; |
1383 | 6cec5487 | aliguori | vs->clientds.pf.gmask = green_max << green_shift; |
1384 | 6cec5487 | aliguori | vs->clientds.pf.bmax = blue_max; |
1385 | 90a1e3c0 | aliguori | count_bits(vs->clientds.pf.bbits, blue_max); |
1386 | 6cec5487 | aliguori | vs->clientds.pf.bshift = blue_shift; |
1387 | 6cec5487 | aliguori | vs->clientds.pf.bmask = blue_max << blue_shift; |
1388 | 6cec5487 | aliguori | vs->clientds.pf.bits_per_pixel = bits_per_pixel; |
1389 | 6cec5487 | aliguori | vs->clientds.pf.bytes_per_pixel = bits_per_pixel / 8;
|
1390 | 6cec5487 | aliguori | vs->clientds.pf.depth = bits_per_pixel == 32 ? 24 : bits_per_pixel; |
1391 | 6cec5487 | aliguori | vs->clientds.flags = big_endian_flag ? QEMU_BIG_ENDIAN_FLAG : 0x00;
|
1392 | 6cec5487 | aliguori | |
1393 | 6cec5487 | aliguori | set_pixel_conversion(vs); |
1394 | 24236869 | bellard | |
1395 | 24236869 | bellard | vga_hw_invalidate(); |
1396 | 24236869 | bellard | vga_hw_update(); |
1397 | 24236869 | bellard | } |
1398 | 24236869 | bellard | |
1399 | ca4cca4d | aliguori | static void pixel_format_message (VncState *vs) { |
1400 | ca4cca4d | aliguori | char pad[3] = { 0, 0, 0 }; |
1401 | ca4cca4d | aliguori | |
1402 | 6cec5487 | aliguori | vnc_write_u8(vs, vs->ds->surface->pf.bits_per_pixel); /* bits-per-pixel */
|
1403 | 6cec5487 | aliguori | vnc_write_u8(vs, vs->ds->surface->pf.depth); /* depth */
|
1404 | ca4cca4d | aliguori | |
1405 | ca4cca4d | aliguori | #ifdef WORDS_BIGENDIAN
|
1406 | ca4cca4d | aliguori | vnc_write_u8(vs, 1); /* big-endian-flag */ |
1407 | ca4cca4d | aliguori | #else
|
1408 | ca4cca4d | aliguori | vnc_write_u8(vs, 0); /* big-endian-flag */ |
1409 | ca4cca4d | aliguori | #endif
|
1410 | ca4cca4d | aliguori | vnc_write_u8(vs, 1); /* true-color-flag */ |
1411 | 6cec5487 | aliguori | vnc_write_u16(vs, vs->ds->surface->pf.rmax); /* red-max */
|
1412 | 6cec5487 | aliguori | vnc_write_u16(vs, vs->ds->surface->pf.gmax); /* green-max */
|
1413 | 6cec5487 | aliguori | vnc_write_u16(vs, vs->ds->surface->pf.bmax); /* blue-max */
|
1414 | 6cec5487 | aliguori | vnc_write_u8(vs, vs->ds->surface->pf.rshift); /* red-shift */
|
1415 | 6cec5487 | aliguori | vnc_write_u8(vs, vs->ds->surface->pf.gshift); /* green-shift */
|
1416 | 6cec5487 | aliguori | vnc_write_u8(vs, vs->ds->surface->pf.bshift); /* blue-shift */
|
1417 | 6cec5487 | aliguori | if (vs->ds->surface->pf.bits_per_pixel == 32) |
1418 | ca4cca4d | aliguori | vs->send_hextile_tile = send_hextile_tile_32; |
1419 | 6cec5487 | aliguori | else if (vs->ds->surface->pf.bits_per_pixel == 16) |
1420 | ca4cca4d | aliguori | vs->send_hextile_tile = send_hextile_tile_16; |
1421 | 6cec5487 | aliguori | else if (vs->ds->surface->pf.bits_per_pixel == 8) |
1422 | ca4cca4d | aliguori | vs->send_hextile_tile = send_hextile_tile_8; |
1423 | 6cec5487 | aliguori | vs->clientds = *(vs->ds->surface); |
1424 | 6cec5487 | aliguori | vs->clientds.flags |= ~QEMU_ALLOCATED_FLAG; |
1425 | ca4cca4d | aliguori | vs->write_pixels = vnc_write_pixels_copy; |
1426 | ca4cca4d | aliguori | |
1427 | ca4cca4d | aliguori | vnc_write(vs, pad, 3); /* padding */ |
1428 | ca4cca4d | aliguori | } |
1429 | ca4cca4d | aliguori | |
1430 | 7d957bd8 | aliguori | static void vnc_dpy_setdata(DisplayState *ds) |
1431 | 7d957bd8 | aliguori | { |
1432 | 7d957bd8 | aliguori | /* We don't have to do anything */
|
1433 | 7d957bd8 | aliguori | } |
1434 | 7d957bd8 | aliguori | |
1435 | 7d957bd8 | aliguori | static void vnc_colordepth(DisplayState *ds) |
1436 | 7eac3a87 | aliguori | { |
1437 | 7eac3a87 | aliguori | struct VncState *vs = ds->opaque;
|
1438 | 7eac3a87 | aliguori | |
1439 | 29fa4ed9 | aliguori | if (vs->csock != -1 && vnc_has_feature(vs, VNC_FEATURE_WMVI)) { |
1440 | ca4cca4d | aliguori | /* Sending a WMVi message to notify the client*/
|
1441 | ca4cca4d | aliguori | vnc_write_u8(vs, 0); /* msg id */ |
1442 | ca4cca4d | aliguori | vnc_write_u8(vs, 0);
|
1443 | ca4cca4d | aliguori | vnc_write_u16(vs, 1); /* number of rects */ |
1444 | 29fa4ed9 | aliguori | vnc_framebuffer_update(vs, 0, 0, ds_get_width(ds), ds_get_height(ds), |
1445 | 29fa4ed9 | aliguori | VNC_ENCODING_WMVi); |
1446 | ca4cca4d | aliguori | pixel_format_message(vs); |
1447 | ca4cca4d | aliguori | vnc_flush(vs); |
1448 | 7eac3a87 | aliguori | } else {
|
1449 | 6cec5487 | aliguori | set_pixel_conversion(vs); |
1450 | 7eac3a87 | aliguori | } |
1451 | 7eac3a87 | aliguori | } |
1452 | 7eac3a87 | aliguori | |
1453 | 60fe76f3 | ths | static int protocol_client_msg(VncState *vs, uint8_t *data, size_t len) |
1454 | 24236869 | bellard | { |
1455 | 24236869 | bellard | int i;
|
1456 | 24236869 | bellard | uint16_t limit; |
1457 | 24236869 | bellard | |
1458 | 24236869 | bellard | switch (data[0]) { |
1459 | 24236869 | bellard | case 0: |
1460 | 24236869 | bellard | if (len == 1) |
1461 | 24236869 | bellard | return 20; |
1462 | 24236869 | bellard | |
1463 | 24236869 | bellard | set_pixel_format(vs, read_u8(data, 4), read_u8(data, 5), |
1464 | 24236869 | bellard | read_u8(data, 6), read_u8(data, 7), |
1465 | 24236869 | bellard | read_u16(data, 8), read_u16(data, 10), |
1466 | 24236869 | bellard | read_u16(data, 12), read_u8(data, 14), |
1467 | 24236869 | bellard | read_u8(data, 15), read_u8(data, 16)); |
1468 | 24236869 | bellard | break;
|
1469 | 24236869 | bellard | case 2: |
1470 | 24236869 | bellard | if (len == 1) |
1471 | 24236869 | bellard | return 4; |
1472 | 24236869 | bellard | |
1473 | 69dd5c9f | aliguori | if (len == 4) { |
1474 | 69dd5c9f | aliguori | limit = read_u16(data, 2);
|
1475 | 69dd5c9f | aliguori | if (limit > 0) |
1476 | 69dd5c9f | aliguori | return 4 + (limit * 4); |
1477 | 69dd5c9f | aliguori | } else
|
1478 | 69dd5c9f | aliguori | limit = read_u16(data, 2);
|
1479 | 24236869 | bellard | |
1480 | 24236869 | bellard | for (i = 0; i < limit; i++) { |
1481 | 24236869 | bellard | int32_t val = read_s32(data, 4 + (i * 4)); |
1482 | 24236869 | bellard | memcpy(data + 4 + (i * 4), &val, sizeof(val)); |
1483 | 24236869 | bellard | } |
1484 | 24236869 | bellard | |
1485 | 24236869 | bellard | set_encodings(vs, (int32_t *)(data + 4), limit);
|
1486 | 24236869 | bellard | break;
|
1487 | 24236869 | bellard | case 3: |
1488 | 24236869 | bellard | if (len == 1) |
1489 | 24236869 | bellard | return 10; |
1490 | 24236869 | bellard | |
1491 | 24236869 | bellard | framebuffer_update_request(vs, |
1492 | 24236869 | bellard | read_u8(data, 1), read_u16(data, 2), read_u16(data, 4), |
1493 | 24236869 | bellard | read_u16(data, 6), read_u16(data, 8)); |
1494 | 24236869 | bellard | break;
|
1495 | 24236869 | bellard | case 4: |
1496 | 24236869 | bellard | if (len == 1) |
1497 | 24236869 | bellard | return 8; |
1498 | 24236869 | bellard | |
1499 | 24236869 | bellard | key_event(vs, read_u8(data, 1), read_u32(data, 4)); |
1500 | 24236869 | bellard | break;
|
1501 | 24236869 | bellard | case 5: |
1502 | 24236869 | bellard | if (len == 1) |
1503 | 24236869 | bellard | return 6; |
1504 | 24236869 | bellard | |
1505 | 24236869 | bellard | pointer_event(vs, read_u8(data, 1), read_u16(data, 2), read_u16(data, 4)); |
1506 | 24236869 | bellard | break;
|
1507 | 24236869 | bellard | case 6: |
1508 | 24236869 | bellard | if (len == 1) |
1509 | 24236869 | bellard | return 8; |
1510 | 24236869 | bellard | |
1511 | baa7666c | ths | if (len == 8) { |
1512 | baa7666c | ths | uint32_t dlen = read_u32(data, 4);
|
1513 | baa7666c | ths | if (dlen > 0) |
1514 | baa7666c | ths | return 8 + dlen; |
1515 | baa7666c | ths | } |
1516 | 24236869 | bellard | |
1517 | 24236869 | bellard | client_cut_text(vs, read_u32(data, 4), data + 8); |
1518 | 24236869 | bellard | break;
|
1519 | 9ca313aa | aliguori | case 255: |
1520 | 9ca313aa | aliguori | if (len == 1) |
1521 | 9ca313aa | aliguori | return 2; |
1522 | 9ca313aa | aliguori | |
1523 | 9ca313aa | aliguori | switch (read_u8(data, 1)) { |
1524 | 9ca313aa | aliguori | case 0: |
1525 | 9ca313aa | aliguori | if (len == 2) |
1526 | 9ca313aa | aliguori | return 12; |
1527 | 9ca313aa | aliguori | |
1528 | 9ca313aa | aliguori | ext_key_event(vs, read_u16(data, 2),
|
1529 | 9ca313aa | aliguori | read_u32(data, 4), read_u32(data, 8)); |
1530 | 9ca313aa | aliguori | break;
|
1531 | 429a8ed3 | malc | case 1: |
1532 | 429a8ed3 | malc | if (len == 2) |
1533 | 429a8ed3 | malc | return 4; |
1534 | 429a8ed3 | malc | |
1535 | 429a8ed3 | malc | switch (read_u16 (data, 2)) { |
1536 | 429a8ed3 | malc | case 0: |
1537 | 429a8ed3 | malc | audio_add(vs); |
1538 | 429a8ed3 | malc | break;
|
1539 | 429a8ed3 | malc | case 1: |
1540 | 429a8ed3 | malc | audio_del(vs); |
1541 | 429a8ed3 | malc | break;
|
1542 | 429a8ed3 | malc | case 2: |
1543 | 429a8ed3 | malc | if (len == 4) |
1544 | 429a8ed3 | malc | return 10; |
1545 | 429a8ed3 | malc | switch (read_u8(data, 4)) { |
1546 | 429a8ed3 | malc | case 0: vs->as.fmt = AUD_FMT_U8; break; |
1547 | 429a8ed3 | malc | case 1: vs->as.fmt = AUD_FMT_S8; break; |
1548 | 429a8ed3 | malc | case 2: vs->as.fmt = AUD_FMT_U16; break; |
1549 | 429a8ed3 | malc | case 3: vs->as.fmt = AUD_FMT_S16; break; |
1550 | 429a8ed3 | malc | case 4: vs->as.fmt = AUD_FMT_U32; break; |
1551 | 429a8ed3 | malc | case 5: vs->as.fmt = AUD_FMT_S32; break; |
1552 | 429a8ed3 | malc | default:
|
1553 | 429a8ed3 | malc | printf("Invalid audio format %d\n", read_u8(data, 4)); |
1554 | 429a8ed3 | malc | vnc_client_error(vs); |
1555 | 429a8ed3 | malc | break;
|
1556 | 429a8ed3 | malc | } |
1557 | 429a8ed3 | malc | vs->as.nchannels = read_u8(data, 5);
|
1558 | 429a8ed3 | malc | if (vs->as.nchannels != 1 && vs->as.nchannels != 2) { |
1559 | 429a8ed3 | malc | printf("Invalid audio channel coount %d\n",
|
1560 | 429a8ed3 | malc | read_u8(data, 5));
|
1561 | 429a8ed3 | malc | vnc_client_error(vs); |
1562 | 429a8ed3 | malc | break;
|
1563 | 429a8ed3 | malc | } |
1564 | 429a8ed3 | malc | vs->as.freq = read_u32(data, 6);
|
1565 | 429a8ed3 | malc | break;
|
1566 | 429a8ed3 | malc | default:
|
1567 | 429a8ed3 | malc | printf ("Invalid audio message %d\n", read_u8(data, 4)); |
1568 | 429a8ed3 | malc | vnc_client_error(vs); |
1569 | 429a8ed3 | malc | break;
|
1570 | 429a8ed3 | malc | } |
1571 | 429a8ed3 | malc | break;
|
1572 | 429a8ed3 | malc | |
1573 | 9ca313aa | aliguori | default:
|
1574 | 9ca313aa | aliguori | printf("Msg: %d\n", read_u16(data, 0)); |
1575 | 9ca313aa | aliguori | vnc_client_error(vs); |
1576 | 9ca313aa | aliguori | break;
|
1577 | 9ca313aa | aliguori | } |
1578 | 9ca313aa | aliguori | break;
|
1579 | 24236869 | bellard | default:
|
1580 | 24236869 | bellard | printf("Msg: %d\n", data[0]); |
1581 | 24236869 | bellard | vnc_client_error(vs); |
1582 | 24236869 | bellard | break;
|
1583 | 24236869 | bellard | } |
1584 | 5fafdf24 | ths | |
1585 | 24236869 | bellard | vnc_read_when(vs, protocol_client_msg, 1);
|
1586 | 24236869 | bellard | return 0; |
1587 | 24236869 | bellard | } |
1588 | 24236869 | bellard | |
1589 | 60fe76f3 | ths | static int protocol_client_init(VncState *vs, uint8_t *data, size_t len) |
1590 | 24236869 | bellard | { |
1591 | c35734b2 | ths | char buf[1024]; |
1592 | c35734b2 | ths | int size;
|
1593 | 24236869 | bellard | |
1594 | 0e1f5a0c | aliguori | vnc_write_u16(vs, ds_get_width(vs->ds)); |
1595 | 0e1f5a0c | aliguori | vnc_write_u16(vs, ds_get_height(vs->ds)); |
1596 | 24236869 | bellard | |
1597 | ca4cca4d | aliguori | pixel_format_message(vs); |
1598 | 24236869 | bellard | |
1599 | c35734b2 | ths | if (qemu_name)
|
1600 | c35734b2 | ths | size = snprintf(buf, sizeof(buf), "QEMU (%s)", qemu_name); |
1601 | c35734b2 | ths | else
|
1602 | c35734b2 | ths | size = snprintf(buf, sizeof(buf), "QEMU"); |
1603 | c35734b2 | ths | |
1604 | c35734b2 | ths | vnc_write_u32(vs, size); |
1605 | c35734b2 | ths | vnc_write(vs, buf, size); |
1606 | 24236869 | bellard | vnc_flush(vs); |
1607 | 24236869 | bellard | |
1608 | 24236869 | bellard | vnc_read_when(vs, protocol_client_msg, 1);
|
1609 | 24236869 | bellard | |
1610 | 24236869 | bellard | return 0; |
1611 | 24236869 | bellard | } |
1612 | 24236869 | bellard | |
1613 | 70848515 | ths | static void make_challenge(VncState *vs) |
1614 | 70848515 | ths | { |
1615 | 70848515 | ths | int i;
|
1616 | 70848515 | ths | |
1617 | 70848515 | ths | srand(time(NULL)+getpid()+getpid()*987654+rand()); |
1618 | 70848515 | ths | |
1619 | 70848515 | ths | for (i = 0 ; i < sizeof(vs->challenge) ; i++) |
1620 | 70848515 | ths | vs->challenge[i] = (int) (256.0*rand()/(RAND_MAX+1.0)); |
1621 | 70848515 | ths | } |
1622 | 70848515 | ths | |
1623 | 60fe76f3 | ths | static int protocol_client_auth_vnc(VncState *vs, uint8_t *data, size_t len) |
1624 | 70848515 | ths | { |
1625 | 60fe76f3 | ths | unsigned char response[VNC_AUTH_CHALLENGE_SIZE]; |
1626 | 70848515 | ths | int i, j, pwlen;
|
1627 | 60fe76f3 | ths | unsigned char key[8]; |
1628 | 70848515 | ths | |
1629 | 70848515 | ths | if (!vs->password || !vs->password[0]) { |
1630 | 70848515 | ths | VNC_DEBUG("No password configured on server");
|
1631 | 70848515 | ths | vnc_write_u32(vs, 1); /* Reject auth */ |
1632 | 70848515 | ths | if (vs->minor >= 8) { |
1633 | 70848515 | ths | static const char err[] = "Authentication failed"; |
1634 | 70848515 | ths | vnc_write_u32(vs, sizeof(err));
|
1635 | 70848515 | ths | vnc_write(vs, err, sizeof(err));
|
1636 | 70848515 | ths | } |
1637 | 70848515 | ths | vnc_flush(vs); |
1638 | 70848515 | ths | vnc_client_error(vs); |
1639 | 70848515 | ths | return 0; |
1640 | 70848515 | ths | } |
1641 | 70848515 | ths | |
1642 | 70848515 | ths | memcpy(response, vs->challenge, VNC_AUTH_CHALLENGE_SIZE); |
1643 | 70848515 | ths | |
1644 | 70848515 | ths | /* Calculate the expected challenge response */
|
1645 | 70848515 | ths | pwlen = strlen(vs->password); |
1646 | 70848515 | ths | for (i=0; i<sizeof(key); i++) |
1647 | 70848515 | ths | key[i] = i<pwlen ? vs->password[i] : 0;
|
1648 | 70848515 | ths | deskey(key, EN0); |
1649 | 70848515 | ths | for (j = 0; j < VNC_AUTH_CHALLENGE_SIZE; j += 8) |
1650 | 70848515 | ths | des(response+j, response+j); |
1651 | 70848515 | ths | |
1652 | 70848515 | ths | /* Compare expected vs actual challenge response */
|
1653 | 70848515 | ths | if (memcmp(response, data, VNC_AUTH_CHALLENGE_SIZE) != 0) { |
1654 | 70848515 | ths | VNC_DEBUG("Client challenge reponse did not match\n");
|
1655 | 70848515 | ths | vnc_write_u32(vs, 1); /* Reject auth */ |
1656 | 70848515 | ths | if (vs->minor >= 8) { |
1657 | 70848515 | ths | static const char err[] = "Authentication failed"; |
1658 | 70848515 | ths | vnc_write_u32(vs, sizeof(err));
|
1659 | 70848515 | ths | vnc_write(vs, err, sizeof(err));
|
1660 | 70848515 | ths | } |
1661 | 70848515 | ths | vnc_flush(vs); |
1662 | 70848515 | ths | vnc_client_error(vs); |
1663 | 70848515 | ths | } else {
|
1664 | 70848515 | ths | VNC_DEBUG("Accepting VNC challenge response\n");
|
1665 | 70848515 | ths | vnc_write_u32(vs, 0); /* Accept auth */ |
1666 | 70848515 | ths | vnc_flush(vs); |
1667 | 70848515 | ths | |
1668 | 70848515 | ths | vnc_read_when(vs, protocol_client_init, 1);
|
1669 | 70848515 | ths | } |
1670 | 70848515 | ths | return 0; |
1671 | 70848515 | ths | } |
1672 | 70848515 | ths | |
1673 | 70848515 | ths | static int start_auth_vnc(VncState *vs) |
1674 | 70848515 | ths | { |
1675 | 70848515 | ths | make_challenge(vs); |
1676 | 70848515 | ths | /* Send client a 'random' challenge */
|
1677 | 70848515 | ths | vnc_write(vs, vs->challenge, sizeof(vs->challenge));
|
1678 | 70848515 | ths | vnc_flush(vs); |
1679 | 70848515 | ths | |
1680 | 70848515 | ths | vnc_read_when(vs, protocol_client_auth_vnc, sizeof(vs->challenge));
|
1681 | 70848515 | ths | return 0; |
1682 | 70848515 | ths | } |
1683 | 70848515 | ths | |
1684 | 8d5d2d4c | ths | |
1685 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
1686 | 8d5d2d4c | ths | #define DH_BITS 1024 |
1687 | 8d5d2d4c | ths | static gnutls_dh_params_t dh_params;
|
1688 | 8d5d2d4c | ths | |
1689 | 8d5d2d4c | ths | static int vnc_tls_initialize(void) |
1690 | 8d5d2d4c | ths | { |
1691 | 8d5d2d4c | ths | static int tlsinitialized = 0; |
1692 | 8d5d2d4c | ths | |
1693 | 8d5d2d4c | ths | if (tlsinitialized)
|
1694 | 8d5d2d4c | ths | return 1; |
1695 | 8d5d2d4c | ths | |
1696 | 8d5d2d4c | ths | if (gnutls_global_init () < 0) |
1697 | 8d5d2d4c | ths | return 0; |
1698 | 8d5d2d4c | ths | |
1699 | 8d5d2d4c | ths | /* XXX ought to re-generate diffie-hellmen params periodically */
|
1700 | 8d5d2d4c | ths | if (gnutls_dh_params_init (&dh_params) < 0) |
1701 | 8d5d2d4c | ths | return 0; |
1702 | 8d5d2d4c | ths | if (gnutls_dh_params_generate2 (dh_params, DH_BITS) < 0) |
1703 | 8d5d2d4c | ths | return 0; |
1704 | 8d5d2d4c | ths | |
1705 | 234c9bcd | ths | #if defined(_VNC_DEBUG) && _VNC_DEBUG >= 2 |
1706 | 8d5d2d4c | ths | gnutls_global_set_log_level(10);
|
1707 | 8d5d2d4c | ths | gnutls_global_set_log_function(vnc_debug_gnutls_log); |
1708 | 8d5d2d4c | ths | #endif
|
1709 | 8d5d2d4c | ths | |
1710 | 8d5d2d4c | ths | tlsinitialized = 1;
|
1711 | 8d5d2d4c | ths | |
1712 | 8d5d2d4c | ths | return 1; |
1713 | 8d5d2d4c | ths | } |
1714 | 8d5d2d4c | ths | |
1715 | 8d5d2d4c | ths | static gnutls_anon_server_credentials vnc_tls_initialize_anon_cred(void) |
1716 | 8d5d2d4c | ths | { |
1717 | 8d5d2d4c | ths | gnutls_anon_server_credentials anon_cred; |
1718 | 8d5d2d4c | ths | int ret;
|
1719 | 8d5d2d4c | ths | |
1720 | 8d5d2d4c | ths | if ((ret = gnutls_anon_allocate_server_credentials(&anon_cred)) < 0) { |
1721 | 8d5d2d4c | ths | VNC_DEBUG("Cannot allocate credentials %s\n", gnutls_strerror(ret));
|
1722 | 8d5d2d4c | ths | return NULL; |
1723 | 8d5d2d4c | ths | } |
1724 | 8d5d2d4c | ths | |
1725 | 8d5d2d4c | ths | gnutls_anon_set_server_dh_params(anon_cred, dh_params); |
1726 | 8d5d2d4c | ths | |
1727 | 8d5d2d4c | ths | return anon_cred;
|
1728 | 8d5d2d4c | ths | } |
1729 | 8d5d2d4c | ths | |
1730 | 8d5d2d4c | ths | |
1731 | 6f43024c | ths | static gnutls_certificate_credentials_t vnc_tls_initialize_x509_cred(VncState *vs)
|
1732 | 3a702699 | ths | { |
1733 | 3a702699 | ths | gnutls_certificate_credentials_t x509_cred; |
1734 | 3a702699 | ths | int ret;
|
1735 | 6f43024c | ths | |
1736 | 6f43024c | ths | if (!vs->x509cacert) {
|
1737 | 6f43024c | ths | VNC_DEBUG("No CA x509 certificate specified\n");
|
1738 | 6f43024c | ths | return NULL; |
1739 | 6f43024c | ths | } |
1740 | 6f43024c | ths | if (!vs->x509cert) {
|
1741 | 6f43024c | ths | VNC_DEBUG("No server x509 certificate specified\n");
|
1742 | 6f43024c | ths | return NULL; |
1743 | 6f43024c | ths | } |
1744 | 6f43024c | ths | if (!vs->x509key) {
|
1745 | 6f43024c | ths | VNC_DEBUG("No server private key specified\n");
|
1746 | 6f43024c | ths | return NULL; |
1747 | 6f43024c | ths | } |
1748 | 3a702699 | ths | |
1749 | 3a702699 | ths | if ((ret = gnutls_certificate_allocate_credentials(&x509_cred)) < 0) { |
1750 | 3a702699 | ths | VNC_DEBUG("Cannot allocate credentials %s\n", gnutls_strerror(ret));
|
1751 | 3a702699 | ths | return NULL; |
1752 | 3a702699 | ths | } |
1753 | 6f43024c | ths | if ((ret = gnutls_certificate_set_x509_trust_file(x509_cred,
|
1754 | 6f43024c | ths | vs->x509cacert, |
1755 | 6f43024c | ths | GNUTLS_X509_FMT_PEM)) < 0) {
|
1756 | 3a702699 | ths | VNC_DEBUG("Cannot load CA certificate %s\n", gnutls_strerror(ret));
|
1757 | 3a702699 | ths | gnutls_certificate_free_credentials(x509_cred); |
1758 | 3a702699 | ths | return NULL; |
1759 | 3a702699 | ths | } |
1760 | 3a702699 | ths | |
1761 | 6f43024c | ths | if ((ret = gnutls_certificate_set_x509_key_file (x509_cred,
|
1762 | 6f43024c | ths | vs->x509cert, |
1763 | 6f43024c | ths | vs->x509key, |
1764 | 3a702699 | ths | GNUTLS_X509_FMT_PEM)) < 0) {
|
1765 | 3a702699 | ths | VNC_DEBUG("Cannot load certificate & key %s\n", gnutls_strerror(ret));
|
1766 | 3a702699 | ths | gnutls_certificate_free_credentials(x509_cred); |
1767 | 3a702699 | ths | return NULL; |
1768 | 3a702699 | ths | } |
1769 | 3a702699 | ths | |
1770 | 6f43024c | ths | if (vs->x509cacrl) {
|
1771 | 6f43024c | ths | if ((ret = gnutls_certificate_set_x509_crl_file(x509_cred,
|
1772 | 6f43024c | ths | vs->x509cacrl, |
1773 | 6f43024c | ths | GNUTLS_X509_FMT_PEM)) < 0) {
|
1774 | 3a702699 | ths | VNC_DEBUG("Cannot load CRL %s\n", gnutls_strerror(ret));
|
1775 | 3a702699 | ths | gnutls_certificate_free_credentials(x509_cred); |
1776 | 3a702699 | ths | return NULL; |
1777 | 3a702699 | ths | } |
1778 | 3a702699 | ths | } |
1779 | 3a702699 | ths | |
1780 | 3a702699 | ths | gnutls_certificate_set_dh_params (x509_cred, dh_params); |
1781 | 3a702699 | ths | |
1782 | 3a702699 | ths | return x509_cred;
|
1783 | 3a702699 | ths | } |
1784 | 3a702699 | ths | |
1785 | 469b15c6 | ths | static int vnc_validate_certificate(struct VncState *vs) |
1786 | 469b15c6 | ths | { |
1787 | 469b15c6 | ths | int ret;
|
1788 | 469b15c6 | ths | unsigned int status; |
1789 | 469b15c6 | ths | const gnutls_datum_t *certs;
|
1790 | 469b15c6 | ths | unsigned int nCerts, i; |
1791 | 469b15c6 | ths | time_t now; |
1792 | 469b15c6 | ths | |
1793 | 469b15c6 | ths | VNC_DEBUG("Validating client certificate\n");
|
1794 | 469b15c6 | ths | if ((ret = gnutls_certificate_verify_peers2 (vs->tls_session, &status)) < 0) { |
1795 | 469b15c6 | ths | VNC_DEBUG("Verify failed %s\n", gnutls_strerror(ret));
|
1796 | 469b15c6 | ths | return -1; |
1797 | 469b15c6 | ths | } |
1798 | 469b15c6 | ths | |
1799 | 469b15c6 | ths | if ((now = time(NULL)) == ((time_t)-1)) { |
1800 | 469b15c6 | ths | return -1; |
1801 | 469b15c6 | ths | } |
1802 | 469b15c6 | ths | |
1803 | 469b15c6 | ths | if (status != 0) { |
1804 | 469b15c6 | ths | if (status & GNUTLS_CERT_INVALID)
|
1805 | 469b15c6 | ths | VNC_DEBUG("The certificate is not trusted.\n");
|
1806 | 469b15c6 | ths | |
1807 | 469b15c6 | ths | if (status & GNUTLS_CERT_SIGNER_NOT_FOUND)
|
1808 | 469b15c6 | ths | VNC_DEBUG("The certificate hasn't got a known issuer.\n");
|
1809 | 469b15c6 | ths | |
1810 | 469b15c6 | ths | if (status & GNUTLS_CERT_REVOKED)
|
1811 | 469b15c6 | ths | VNC_DEBUG("The certificate has been revoked.\n");
|
1812 | 469b15c6 | ths | |
1813 | 469b15c6 | ths | if (status & GNUTLS_CERT_INSECURE_ALGORITHM)
|
1814 | 469b15c6 | ths | VNC_DEBUG("The certificate uses an insecure algorithm\n");
|
1815 | 469b15c6 | ths | |
1816 | 469b15c6 | ths | return -1; |
1817 | 469b15c6 | ths | } else {
|
1818 | 469b15c6 | ths | VNC_DEBUG("Certificate is valid!\n");
|
1819 | 469b15c6 | ths | } |
1820 | 469b15c6 | ths | |
1821 | 469b15c6 | ths | /* Only support x509 for now */
|
1822 | 469b15c6 | ths | if (gnutls_certificate_type_get(vs->tls_session) != GNUTLS_CRT_X509)
|
1823 | 469b15c6 | ths | return -1; |
1824 | 469b15c6 | ths | |
1825 | 469b15c6 | ths | if (!(certs = gnutls_certificate_get_peers(vs->tls_session, &nCerts)))
|
1826 | 469b15c6 | ths | return -1; |
1827 | 469b15c6 | ths | |
1828 | 469b15c6 | ths | for (i = 0 ; i < nCerts ; i++) { |
1829 | 469b15c6 | ths | gnutls_x509_crt_t cert; |
1830 | 469b15c6 | ths | VNC_DEBUG ("Checking certificate chain %d\n", i);
|
1831 | 469b15c6 | ths | if (gnutls_x509_crt_init (&cert) < 0) |
1832 | 469b15c6 | ths | return -1; |
1833 | 469b15c6 | ths | |
1834 | 469b15c6 | ths | if (gnutls_x509_crt_import(cert, &certs[i], GNUTLS_X509_FMT_DER) < 0) { |
1835 | 469b15c6 | ths | gnutls_x509_crt_deinit (cert); |
1836 | 469b15c6 | ths | return -1; |
1837 | 469b15c6 | ths | } |
1838 | 469b15c6 | ths | |
1839 | 469b15c6 | ths | if (gnutls_x509_crt_get_expiration_time (cert) < now) {
|
1840 | 469b15c6 | ths | VNC_DEBUG("The certificate has expired\n");
|
1841 | 469b15c6 | ths | gnutls_x509_crt_deinit (cert); |
1842 | 469b15c6 | ths | return -1; |
1843 | 469b15c6 | ths | } |
1844 | 469b15c6 | ths | |
1845 | 469b15c6 | ths | if (gnutls_x509_crt_get_activation_time (cert) > now) {
|
1846 | 469b15c6 | ths | VNC_DEBUG("The certificate is not yet activated\n");
|
1847 | 469b15c6 | ths | gnutls_x509_crt_deinit (cert); |
1848 | 469b15c6 | ths | return -1; |
1849 | 469b15c6 | ths | } |
1850 | 469b15c6 | ths | |
1851 | 469b15c6 | ths | if (gnutls_x509_crt_get_activation_time (cert) > now) {
|
1852 | 469b15c6 | ths | VNC_DEBUG("The certificate is not yet activated\n");
|
1853 | 469b15c6 | ths | gnutls_x509_crt_deinit (cert); |
1854 | 469b15c6 | ths | return -1; |
1855 | 469b15c6 | ths | } |
1856 | 469b15c6 | ths | |
1857 | 469b15c6 | ths | gnutls_x509_crt_deinit (cert); |
1858 | 469b15c6 | ths | } |
1859 | 469b15c6 | ths | |
1860 | 469b15c6 | ths | return 0; |
1861 | 469b15c6 | ths | } |
1862 | 469b15c6 | ths | |
1863 | 469b15c6 | ths | |
1864 | 8d5d2d4c | ths | static int start_auth_vencrypt_subauth(VncState *vs) |
1865 | 8d5d2d4c | ths | { |
1866 | 8d5d2d4c | ths | switch (vs->subauth) {
|
1867 | 8d5d2d4c | ths | case VNC_AUTH_VENCRYPT_TLSNONE:
|
1868 | 3a702699 | ths | case VNC_AUTH_VENCRYPT_X509NONE:
|
1869 | 8d5d2d4c | ths | VNC_DEBUG("Accept TLS auth none\n");
|
1870 | 8d5d2d4c | ths | vnc_write_u32(vs, 0); /* Accept auth completion */ |
1871 | 8d5d2d4c | ths | vnc_read_when(vs, protocol_client_init, 1);
|
1872 | 8d5d2d4c | ths | break;
|
1873 | 8d5d2d4c | ths | |
1874 | 8d5d2d4c | ths | case VNC_AUTH_VENCRYPT_TLSVNC:
|
1875 | 3a702699 | ths | case VNC_AUTH_VENCRYPT_X509VNC:
|
1876 | 8d5d2d4c | ths | VNC_DEBUG("Start TLS auth VNC\n");
|
1877 | 8d5d2d4c | ths | return start_auth_vnc(vs);
|
1878 | 8d5d2d4c | ths | |
1879 | 8d5d2d4c | ths | default: /* Should not be possible, but just in case */ |
1880 | 8d5d2d4c | ths | VNC_DEBUG("Reject auth %d\n", vs->auth);
|
1881 | 8d5d2d4c | ths | vnc_write_u8(vs, 1);
|
1882 | 8d5d2d4c | ths | if (vs->minor >= 8) { |
1883 | 8d5d2d4c | ths | static const char err[] = "Unsupported authentication type"; |
1884 | 8d5d2d4c | ths | vnc_write_u32(vs, sizeof(err));
|
1885 | 8d5d2d4c | ths | vnc_write(vs, err, sizeof(err));
|
1886 | 8d5d2d4c | ths | } |
1887 | 8d5d2d4c | ths | vnc_client_error(vs); |
1888 | 8d5d2d4c | ths | } |
1889 | 8d5d2d4c | ths | |
1890 | 8d5d2d4c | ths | return 0; |
1891 | 8d5d2d4c | ths | } |
1892 | 8d5d2d4c | ths | |
1893 | 8d5d2d4c | ths | static void vnc_handshake_io(void *opaque); |
1894 | 8d5d2d4c | ths | |
1895 | 8d5d2d4c | ths | static int vnc_continue_handshake(struct VncState *vs) { |
1896 | 8d5d2d4c | ths | int ret;
|
1897 | 8d5d2d4c | ths | |
1898 | 8d5d2d4c | ths | if ((ret = gnutls_handshake(vs->tls_session)) < 0) { |
1899 | 8d5d2d4c | ths | if (!gnutls_error_is_fatal(ret)) {
|
1900 | 8d5d2d4c | ths | VNC_DEBUG("Handshake interrupted (blocking)\n");
|
1901 | 8d5d2d4c | ths | if (!gnutls_record_get_direction(vs->tls_session))
|
1902 | 8d5d2d4c | ths | qemu_set_fd_handler(vs->csock, vnc_handshake_io, NULL, vs);
|
1903 | 8d5d2d4c | ths | else
|
1904 | 8d5d2d4c | ths | qemu_set_fd_handler(vs->csock, NULL, vnc_handshake_io, vs);
|
1905 | 8d5d2d4c | ths | return 0; |
1906 | 8d5d2d4c | ths | } |
1907 | 8d5d2d4c | ths | VNC_DEBUG("Handshake failed %s\n", gnutls_strerror(ret));
|
1908 | 8d5d2d4c | ths | vnc_client_error(vs); |
1909 | 8d5d2d4c | ths | return -1; |
1910 | 8d5d2d4c | ths | } |
1911 | 8d5d2d4c | ths | |
1912 | 469b15c6 | ths | if (vs->x509verify) {
|
1913 | 469b15c6 | ths | if (vnc_validate_certificate(vs) < 0) { |
1914 | 469b15c6 | ths | VNC_DEBUG("Client verification failed\n");
|
1915 | 469b15c6 | ths | vnc_client_error(vs); |
1916 | 469b15c6 | ths | return -1; |
1917 | 469b15c6 | ths | } else {
|
1918 | 469b15c6 | ths | VNC_DEBUG("Client verification passed\n");
|
1919 | 469b15c6 | ths | } |
1920 | 469b15c6 | ths | } |
1921 | 469b15c6 | ths | |
1922 | 8d5d2d4c | ths | VNC_DEBUG("Handshake done, switching to TLS data mode\n");
|
1923 | 8d5d2d4c | ths | vs->wiremode = VNC_WIREMODE_TLS; |
1924 | 8d5d2d4c | ths | qemu_set_fd_handler2(vs->csock, NULL, vnc_client_read, vnc_client_write, vs);
|
1925 | 8d5d2d4c | ths | |
1926 | 8d5d2d4c | ths | return start_auth_vencrypt_subauth(vs);
|
1927 | 8d5d2d4c | ths | } |
1928 | 8d5d2d4c | ths | |
1929 | 8d5d2d4c | ths | static void vnc_handshake_io(void *opaque) { |
1930 | 8d5d2d4c | ths | struct VncState *vs = (struct VncState *)opaque; |
1931 | 8d5d2d4c | ths | |
1932 | 8d5d2d4c | ths | VNC_DEBUG("Handshake IO continue\n");
|
1933 | 8d5d2d4c | ths | vnc_continue_handshake(vs); |
1934 | 8d5d2d4c | ths | } |
1935 | 8d5d2d4c | ths | |
1936 | 3a702699 | ths | #define NEED_X509_AUTH(vs) \
|
1937 | 3a702699 | ths | ((vs)->subauth == VNC_AUTH_VENCRYPT_X509NONE || \ |
1938 | 3a702699 | ths | (vs)->subauth == VNC_AUTH_VENCRYPT_X509VNC || \ |
1939 | 3a702699 | ths | (vs)->subauth == VNC_AUTH_VENCRYPT_X509PLAIN) |
1940 | 3a702699 | ths | |
1941 | 3a702699 | ths | |
1942 | 8d5d2d4c | ths | static int vnc_start_tls(struct VncState *vs) { |
1943 | 8d5d2d4c | ths | static const int cert_type_priority[] = { GNUTLS_CRT_X509, 0 }; |
1944 | 8d5d2d4c | ths | static const int protocol_priority[]= { GNUTLS_TLS1_1, GNUTLS_TLS1_0, GNUTLS_SSL3, 0 }; |
1945 | 8d5d2d4c | ths | static const int kx_anon[] = {GNUTLS_KX_ANON_DH, 0}; |
1946 | 3a702699 | ths | static const int kx_x509[] = {GNUTLS_KX_DHE_DSS, GNUTLS_KX_RSA, GNUTLS_KX_DHE_RSA, GNUTLS_KX_SRP, 0}; |
1947 | 8d5d2d4c | ths | |
1948 | 8d5d2d4c | ths | VNC_DEBUG("Do TLS setup\n");
|
1949 | 8d5d2d4c | ths | if (vnc_tls_initialize() < 0) { |
1950 | 8d5d2d4c | ths | VNC_DEBUG("Failed to init TLS\n");
|
1951 | 8d5d2d4c | ths | vnc_client_error(vs); |
1952 | 8d5d2d4c | ths | return -1; |
1953 | 8d5d2d4c | ths | } |
1954 | 8d5d2d4c | ths | if (vs->tls_session == NULL) { |
1955 | 8d5d2d4c | ths | if (gnutls_init(&vs->tls_session, GNUTLS_SERVER) < 0) { |
1956 | 8d5d2d4c | ths | vnc_client_error(vs); |
1957 | 8d5d2d4c | ths | return -1; |
1958 | 8d5d2d4c | ths | } |
1959 | 8d5d2d4c | ths | |
1960 | 8d5d2d4c | ths | if (gnutls_set_default_priority(vs->tls_session) < 0) { |
1961 | 8d5d2d4c | ths | gnutls_deinit(vs->tls_session); |
1962 | 8d5d2d4c | ths | vs->tls_session = NULL;
|
1963 | 8d5d2d4c | ths | vnc_client_error(vs); |
1964 | 8d5d2d4c | ths | return -1; |
1965 | 8d5d2d4c | ths | } |
1966 | 8d5d2d4c | ths | |
1967 | 3a702699 | ths | if (gnutls_kx_set_priority(vs->tls_session, NEED_X509_AUTH(vs) ? kx_x509 : kx_anon) < 0) { |
1968 | 8d5d2d4c | ths | gnutls_deinit(vs->tls_session); |
1969 | 8d5d2d4c | ths | vs->tls_session = NULL;
|
1970 | 8d5d2d4c | ths | vnc_client_error(vs); |
1971 | 8d5d2d4c | ths | return -1; |
1972 | 8d5d2d4c | ths | } |
1973 | 8d5d2d4c | ths | |
1974 | 8d5d2d4c | ths | if (gnutls_certificate_type_set_priority(vs->tls_session, cert_type_priority) < 0) { |
1975 | 8d5d2d4c | ths | gnutls_deinit(vs->tls_session); |
1976 | 8d5d2d4c | ths | vs->tls_session = NULL;
|
1977 | 8d5d2d4c | ths | vnc_client_error(vs); |
1978 | 8d5d2d4c | ths | return -1; |
1979 | 8d5d2d4c | ths | } |
1980 | 8d5d2d4c | ths | |
1981 | 8d5d2d4c | ths | if (gnutls_protocol_set_priority(vs->tls_session, protocol_priority) < 0) { |
1982 | 8d5d2d4c | ths | gnutls_deinit(vs->tls_session); |
1983 | 8d5d2d4c | ths | vs->tls_session = NULL;
|
1984 | 8d5d2d4c | ths | vnc_client_error(vs); |
1985 | 8d5d2d4c | ths | return -1; |
1986 | 8d5d2d4c | ths | } |
1987 | 8d5d2d4c | ths | |
1988 | 3a702699 | ths | if (NEED_X509_AUTH(vs)) {
|
1989 | 6f43024c | ths | gnutls_certificate_server_credentials x509_cred = vnc_tls_initialize_x509_cred(vs); |
1990 | 3a702699 | ths | if (!x509_cred) {
|
1991 | 3a702699 | ths | gnutls_deinit(vs->tls_session); |
1992 | 3a702699 | ths | vs->tls_session = NULL;
|
1993 | 3a702699 | ths | vnc_client_error(vs); |
1994 | 3a702699 | ths | return -1; |
1995 | 3a702699 | ths | } |
1996 | 3a702699 | ths | if (gnutls_credentials_set(vs->tls_session, GNUTLS_CRD_CERTIFICATE, x509_cred) < 0) { |
1997 | 3a702699 | ths | gnutls_deinit(vs->tls_session); |
1998 | 3a702699 | ths | vs->tls_session = NULL;
|
1999 | 3a702699 | ths | gnutls_certificate_free_credentials(x509_cred); |
2000 | 3a702699 | ths | vnc_client_error(vs); |
2001 | 3a702699 | ths | return -1; |
2002 | 3a702699 | ths | } |
2003 | 469b15c6 | ths | if (vs->x509verify) {
|
2004 | 469b15c6 | ths | VNC_DEBUG("Requesting a client certificate\n");
|
2005 | 469b15c6 | ths | gnutls_certificate_server_set_request (vs->tls_session, GNUTLS_CERT_REQUEST); |
2006 | 469b15c6 | ths | } |
2007 | 469b15c6 | ths | |
2008 | 3a702699 | ths | } else {
|
2009 | 3a702699 | ths | gnutls_anon_server_credentials anon_cred = vnc_tls_initialize_anon_cred(); |
2010 | 3a702699 | ths | if (!anon_cred) {
|
2011 | 3a702699 | ths | gnutls_deinit(vs->tls_session); |
2012 | 3a702699 | ths | vs->tls_session = NULL;
|
2013 | 3a702699 | ths | vnc_client_error(vs); |
2014 | 3a702699 | ths | return -1; |
2015 | 3a702699 | ths | } |
2016 | 3a702699 | ths | if (gnutls_credentials_set(vs->tls_session, GNUTLS_CRD_ANON, anon_cred) < 0) { |
2017 | 3a702699 | ths | gnutls_deinit(vs->tls_session); |
2018 | 3a702699 | ths | vs->tls_session = NULL;
|
2019 | 3a702699 | ths | gnutls_anon_free_server_credentials(anon_cred); |
2020 | 3a702699 | ths | vnc_client_error(vs); |
2021 | 3a702699 | ths | return -1; |
2022 | 3a702699 | ths | } |
2023 | 8d5d2d4c | ths | } |
2024 | 8d5d2d4c | ths | |
2025 | 8d5d2d4c | ths | gnutls_transport_set_ptr(vs->tls_session, (gnutls_transport_ptr_t)vs); |
2026 | 8d5d2d4c | ths | gnutls_transport_set_push_function(vs->tls_session, vnc_tls_push); |
2027 | 8d5d2d4c | ths | gnutls_transport_set_pull_function(vs->tls_session, vnc_tls_pull); |
2028 | 8d5d2d4c | ths | } |
2029 | 8d5d2d4c | ths | |
2030 | 8d5d2d4c | ths | VNC_DEBUG("Start TLS handshake process\n");
|
2031 | 8d5d2d4c | ths | return vnc_continue_handshake(vs);
|
2032 | 8d5d2d4c | ths | } |
2033 | 8d5d2d4c | ths | |
2034 | 60fe76f3 | ths | static int protocol_client_vencrypt_auth(VncState *vs, uint8_t *data, size_t len) |
2035 | 8d5d2d4c | ths | { |
2036 | 8d5d2d4c | ths | int auth = read_u32(data, 0); |
2037 | 8d5d2d4c | ths | |
2038 | 8d5d2d4c | ths | if (auth != vs->subauth) {
|
2039 | 8d5d2d4c | ths | VNC_DEBUG("Rejecting auth %d\n", auth);
|
2040 | 8d5d2d4c | ths | vnc_write_u8(vs, 0); /* Reject auth */ |
2041 | 8d5d2d4c | ths | vnc_flush(vs); |
2042 | 8d5d2d4c | ths | vnc_client_error(vs); |
2043 | 8d5d2d4c | ths | } else {
|
2044 | 8d5d2d4c | ths | VNC_DEBUG("Accepting auth %d, starting handshake\n", auth);
|
2045 | 8d5d2d4c | ths | vnc_write_u8(vs, 1); /* Accept auth */ |
2046 | 8d5d2d4c | ths | vnc_flush(vs); |
2047 | 8d5d2d4c | ths | |
2048 | 8d5d2d4c | ths | if (vnc_start_tls(vs) < 0) { |
2049 | 8d5d2d4c | ths | VNC_DEBUG("Failed to complete TLS\n");
|
2050 | 8d5d2d4c | ths | return 0; |
2051 | 8d5d2d4c | ths | } |
2052 | 8d5d2d4c | ths | |
2053 | 8d5d2d4c | ths | if (vs->wiremode == VNC_WIREMODE_TLS) {
|
2054 | 8d5d2d4c | ths | VNC_DEBUG("Starting VeNCrypt subauth\n");
|
2055 | 8d5d2d4c | ths | return start_auth_vencrypt_subauth(vs);
|
2056 | 8d5d2d4c | ths | } else {
|
2057 | 8d5d2d4c | ths | VNC_DEBUG("TLS handshake blocked\n");
|
2058 | 8d5d2d4c | ths | return 0; |
2059 | 8d5d2d4c | ths | } |
2060 | 8d5d2d4c | ths | } |
2061 | 8d5d2d4c | ths | return 0; |
2062 | 8d5d2d4c | ths | } |
2063 | 8d5d2d4c | ths | |
2064 | 60fe76f3 | ths | static int protocol_client_vencrypt_init(VncState *vs, uint8_t *data, size_t len) |
2065 | 8d5d2d4c | ths | { |
2066 | 8d5d2d4c | ths | if (data[0] != 0 || |
2067 | 8d5d2d4c | ths | data[1] != 2) { |
2068 | 8d5d2d4c | ths | VNC_DEBUG("Unsupported VeNCrypt protocol %d.%d\n", (int)data[0], (int)data[1]); |
2069 | 8d5d2d4c | ths | vnc_write_u8(vs, 1); /* Reject version */ |
2070 | 8d5d2d4c | ths | vnc_flush(vs); |
2071 | 8d5d2d4c | ths | vnc_client_error(vs); |
2072 | 8d5d2d4c | ths | } else {
|
2073 | 8d5d2d4c | ths | VNC_DEBUG("Sending allowed auth %d\n", vs->subauth);
|
2074 | 8d5d2d4c | ths | vnc_write_u8(vs, 0); /* Accept version */ |
2075 | 8d5d2d4c | ths | vnc_write_u8(vs, 1); /* Number of sub-auths */ |
2076 | 8d5d2d4c | ths | vnc_write_u32(vs, vs->subauth); /* The supported auth */
|
2077 | 8d5d2d4c | ths | vnc_flush(vs); |
2078 | 8d5d2d4c | ths | vnc_read_when(vs, protocol_client_vencrypt_auth, 4);
|
2079 | 8d5d2d4c | ths | } |
2080 | 8d5d2d4c | ths | return 0; |
2081 | 8d5d2d4c | ths | } |
2082 | 8d5d2d4c | ths | |
2083 | 8d5d2d4c | ths | static int start_auth_vencrypt(VncState *vs) |
2084 | 8d5d2d4c | ths | { |
2085 | 8d5d2d4c | ths | /* Send VeNCrypt version 0.2 */
|
2086 | 8d5d2d4c | ths | vnc_write_u8(vs, 0);
|
2087 | 8d5d2d4c | ths | vnc_write_u8(vs, 2);
|
2088 | 8d5d2d4c | ths | |
2089 | 8d5d2d4c | ths | vnc_read_when(vs, protocol_client_vencrypt_init, 2);
|
2090 | 8d5d2d4c | ths | return 0; |
2091 | 8d5d2d4c | ths | } |
2092 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
2093 | 8d5d2d4c | ths | |
2094 | 60fe76f3 | ths | static int protocol_client_auth(VncState *vs, uint8_t *data, size_t len) |
2095 | 70848515 | ths | { |
2096 | 70848515 | ths | /* We only advertise 1 auth scheme at a time, so client
|
2097 | 70848515 | ths | * must pick the one we sent. Verify this */
|
2098 | 70848515 | ths | if (data[0] != vs->auth) { /* Reject auth */ |
2099 | 70848515 | ths | VNC_DEBUG("Reject auth %d\n", (int)data[0]); |
2100 | 70848515 | ths | vnc_write_u32(vs, 1);
|
2101 | 70848515 | ths | if (vs->minor >= 8) { |
2102 | 70848515 | ths | static const char err[] = "Authentication failed"; |
2103 | 70848515 | ths | vnc_write_u32(vs, sizeof(err));
|
2104 | 70848515 | ths | vnc_write(vs, err, sizeof(err));
|
2105 | 70848515 | ths | } |
2106 | 70848515 | ths | vnc_client_error(vs); |
2107 | 70848515 | ths | } else { /* Accept requested auth */ |
2108 | 70848515 | ths | VNC_DEBUG("Client requested auth %d\n", (int)data[0]); |
2109 | 70848515 | ths | switch (vs->auth) {
|
2110 | 70848515 | ths | case VNC_AUTH_NONE:
|
2111 | 70848515 | ths | VNC_DEBUG("Accept auth none\n");
|
2112 | a26c97ad | balrog | if (vs->minor >= 8) { |
2113 | a26c97ad | balrog | vnc_write_u32(vs, 0); /* Accept auth completion */ |
2114 | a26c97ad | balrog | vnc_flush(vs); |
2115 | a26c97ad | balrog | } |
2116 | 70848515 | ths | vnc_read_when(vs, protocol_client_init, 1);
|
2117 | 70848515 | ths | break;
|
2118 | 70848515 | ths | |
2119 | 70848515 | ths | case VNC_AUTH_VNC:
|
2120 | 70848515 | ths | VNC_DEBUG("Start VNC auth\n");
|
2121 | 70848515 | ths | return start_auth_vnc(vs);
|
2122 | 70848515 | ths | |
2123 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2124 | 8d5d2d4c | ths | case VNC_AUTH_VENCRYPT:
|
2125 | 8d5d2d4c | ths | VNC_DEBUG("Accept VeNCrypt auth\n");;
|
2126 | 8d5d2d4c | ths | return start_auth_vencrypt(vs);
|
2127 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
2128 | 8d5d2d4c | ths | |
2129 | 70848515 | ths | default: /* Should not be possible, but just in case */ |
2130 | 70848515 | ths | VNC_DEBUG("Reject auth %d\n", vs->auth);
|
2131 | 70848515 | ths | vnc_write_u8(vs, 1);
|
2132 | 70848515 | ths | if (vs->minor >= 8) { |
2133 | 70848515 | ths | static const char err[] = "Authentication failed"; |
2134 | 70848515 | ths | vnc_write_u32(vs, sizeof(err));
|
2135 | 70848515 | ths | vnc_write(vs, err, sizeof(err));
|
2136 | 70848515 | ths | } |
2137 | 70848515 | ths | vnc_client_error(vs); |
2138 | 70848515 | ths | } |
2139 | 70848515 | ths | } |
2140 | 70848515 | ths | return 0; |
2141 | 70848515 | ths | } |
2142 | 70848515 | ths | |
2143 | 60fe76f3 | ths | static int protocol_version(VncState *vs, uint8_t *version, size_t len) |
2144 | 24236869 | bellard | { |
2145 | 24236869 | bellard | char local[13]; |
2146 | 24236869 | bellard | |
2147 | 24236869 | bellard | memcpy(local, version, 12);
|
2148 | 24236869 | bellard | local[12] = 0; |
2149 | 24236869 | bellard | |
2150 | 70848515 | ths | if (sscanf(local, "RFB %03d.%03d\n", &vs->major, &vs->minor) != 2) { |
2151 | 70848515 | ths | VNC_DEBUG("Malformed protocol version %s\n", local);
|
2152 | 24236869 | bellard | vnc_client_error(vs); |
2153 | 24236869 | bellard | return 0; |
2154 | 24236869 | bellard | } |
2155 | 70848515 | ths | VNC_DEBUG("Client request protocol version %d.%d\n", vs->major, vs->minor);
|
2156 | 70848515 | ths | if (vs->major != 3 || |
2157 | 70848515 | ths | (vs->minor != 3 &&
|
2158 | b0566f4f | ths | vs->minor != 4 &&
|
2159 | 70848515 | ths | vs->minor != 5 &&
|
2160 | 70848515 | ths | vs->minor != 7 &&
|
2161 | 70848515 | ths | vs->minor != 8)) {
|
2162 | 70848515 | ths | VNC_DEBUG("Unsupported client version\n");
|
2163 | 70848515 | ths | vnc_write_u32(vs, VNC_AUTH_INVALID); |
2164 | 70848515 | ths | vnc_flush(vs); |
2165 | 70848515 | ths | vnc_client_error(vs); |
2166 | 70848515 | ths | return 0; |
2167 | 70848515 | ths | } |
2168 | b0566f4f | ths | /* Some broken clients report v3.4 or v3.5, which spec requires to be treated
|
2169 | 70848515 | ths | * as equivalent to v3.3 by servers
|
2170 | 70848515 | ths | */
|
2171 | b0566f4f | ths | if (vs->minor == 4 || vs->minor == 5) |
2172 | 70848515 | ths | vs->minor = 3;
|
2173 | 70848515 | ths | |
2174 | 70848515 | ths | if (vs->minor == 3) { |
2175 | 70848515 | ths | if (vs->auth == VNC_AUTH_NONE) {
|
2176 | 70848515 | ths | VNC_DEBUG("Tell client auth none\n");
|
2177 | 70848515 | ths | vnc_write_u32(vs, vs->auth); |
2178 | 70848515 | ths | vnc_flush(vs); |
2179 | 70848515 | ths | vnc_read_when(vs, protocol_client_init, 1);
|
2180 | 70848515 | ths | } else if (vs->auth == VNC_AUTH_VNC) { |
2181 | 70848515 | ths | VNC_DEBUG("Tell client VNC auth\n");
|
2182 | 70848515 | ths | vnc_write_u32(vs, vs->auth); |
2183 | 70848515 | ths | vnc_flush(vs); |
2184 | 70848515 | ths | start_auth_vnc(vs); |
2185 | 70848515 | ths | } else {
|
2186 | 70848515 | ths | VNC_DEBUG("Unsupported auth %d for protocol 3.3\n", vs->auth);
|
2187 | 70848515 | ths | vnc_write_u32(vs, VNC_AUTH_INVALID); |
2188 | 70848515 | ths | vnc_flush(vs); |
2189 | 70848515 | ths | vnc_client_error(vs); |
2190 | 70848515 | ths | } |
2191 | 70848515 | ths | } else {
|
2192 | 70848515 | ths | VNC_DEBUG("Telling client we support auth %d\n", vs->auth);
|
2193 | 70848515 | ths | vnc_write_u8(vs, 1); /* num auth */ |
2194 | 70848515 | ths | vnc_write_u8(vs, vs->auth); |
2195 | 70848515 | ths | vnc_read_when(vs, protocol_client_auth, 1);
|
2196 | 70848515 | ths | vnc_flush(vs); |
2197 | 70848515 | ths | } |
2198 | 24236869 | bellard | |
2199 | 24236869 | bellard | return 0; |
2200 | 24236869 | bellard | } |
2201 | 24236869 | bellard | |
2202 | 3aa3eea3 | balrog | static void vnc_connect(VncState *vs) |
2203 | 3aa3eea3 | balrog | { |
2204 | 3aa3eea3 | balrog | VNC_DEBUG("New client on socket %d\n", vs->csock);
|
2205 | 7d957bd8 | aliguori | dcl->idle = 0;
|
2206 | 3aa3eea3 | balrog | socket_set_nonblock(vs->csock); |
2207 | 3aa3eea3 | balrog | qemu_set_fd_handler2(vs->csock, NULL, vnc_client_read, NULL, vs); |
2208 | 3aa3eea3 | balrog | vnc_write(vs, "RFB 003.008\n", 12); |
2209 | 3aa3eea3 | balrog | vnc_flush(vs); |
2210 | 3aa3eea3 | balrog | vnc_read_when(vs, protocol_version, 12);
|
2211 | 0e1f5a0c | aliguori | memset(vs->old_data, 0, ds_get_linesize(vs->ds) * ds_get_height(vs->ds));
|
2212 | 3aa3eea3 | balrog | memset(vs->dirty_row, 0xFF, sizeof(vs->dirty_row)); |
2213 | 29fa4ed9 | aliguori | vs->features = 0;
|
2214 | 7d957bd8 | aliguori | dcl->dpy_copy = NULL;
|
2215 | 3aa3eea3 | balrog | vnc_update_client(vs); |
2216 | 53762ddb | malc | reset_keys(vs); |
2217 | 3aa3eea3 | balrog | } |
2218 | 3aa3eea3 | balrog | |
2219 | 24236869 | bellard | static void vnc_listen_read(void *opaque) |
2220 | 24236869 | bellard | { |
2221 | 24236869 | bellard | VncState *vs = opaque; |
2222 | 24236869 | bellard | struct sockaddr_in addr;
|
2223 | 24236869 | bellard | socklen_t addrlen = sizeof(addr);
|
2224 | 24236869 | bellard | |
2225 | 9f60ad50 | balrog | /* Catch-up */
|
2226 | 9f60ad50 | balrog | vga_hw_update(); |
2227 | 9f60ad50 | balrog | |
2228 | 24236869 | bellard | vs->csock = accept(vs->lsock, (struct sockaddr *)&addr, &addrlen);
|
2229 | 24236869 | bellard | if (vs->csock != -1) { |
2230 | 3aa3eea3 | balrog | vnc_connect(vs); |
2231 | 24236869 | bellard | } |
2232 | 24236869 | bellard | } |
2233 | 24236869 | bellard | |
2234 | 71cab5ca | ths | void vnc_display_init(DisplayState *ds)
|
2235 | 24236869 | bellard | { |
2236 | 24236869 | bellard | VncState *vs; |
2237 | 24236869 | bellard | |
2238 | 24236869 | bellard | vs = qemu_mallocz(sizeof(VncState));
|
2239 | 7d957bd8 | aliguori | dcl = qemu_mallocz(sizeof(DisplayChangeListener));
|
2240 | 24236869 | bellard | |
2241 | 24236869 | bellard | ds->opaque = vs; |
2242 | 7d957bd8 | aliguori | dcl->idle = 1;
|
2243 | a9ce8590 | bellard | vnc_state = vs; |
2244 | 71cab5ca | ths | vs->display = NULL;
|
2245 | 70848515 | ths | vs->password = NULL;
|
2246 | 24236869 | bellard | |
2247 | 24236869 | bellard | vs->lsock = -1;
|
2248 | 24236869 | bellard | vs->csock = -1;
|
2249 | 564c337e | bellard | vs->last_x = -1;
|
2250 | 564c337e | bellard | vs->last_y = -1;
|
2251 | 24236869 | bellard | |
2252 | 24236869 | bellard | vs->ds = ds; |
2253 | 24236869 | bellard | |
2254 | 9ca313aa | aliguori | if (keyboard_layout)
|
2255 | 9ca313aa | aliguori | vs->kbd_layout = init_keyboard_layout(keyboard_layout); |
2256 | 9ca313aa | aliguori | else
|
2257 | 9ca313aa | aliguori | vs->kbd_layout = init_keyboard_layout("en-us");
|
2258 | 24236869 | bellard | |
2259 | 24236869 | bellard | if (!vs->kbd_layout)
|
2260 | 24236869 | bellard | exit(1);
|
2261 | 24236869 | bellard | |
2262 | a0ecfb73 | balrog | vs->timer = qemu_new_timer(rt_clock, vnc_update_client, vs); |
2263 | a0ecfb73 | balrog | |
2264 | 7d957bd8 | aliguori | dcl->dpy_update = vnc_dpy_update; |
2265 | 7d957bd8 | aliguori | dcl->dpy_resize = vnc_dpy_resize; |
2266 | 7d957bd8 | aliguori | dcl->dpy_setdata = vnc_dpy_setdata; |
2267 | 7d957bd8 | aliguori | dcl->dpy_refresh = NULL;
|
2268 | 7d957bd8 | aliguori | register_displaychangelistener(ds, dcl); |
2269 | 429a8ed3 | malc | |
2270 | 429a8ed3 | malc | vs->as.freq = 44100;
|
2271 | 429a8ed3 | malc | vs->as.nchannels = 2;
|
2272 | 429a8ed3 | malc | vs->as.fmt = AUD_FMT_S16; |
2273 | 429a8ed3 | malc | vs->as.endianness = 0;
|
2274 | 71cab5ca | ths | } |
2275 | 71cab5ca | ths | |
2276 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2277 | 6f43024c | ths | static int vnc_set_x509_credential(VncState *vs, |
2278 | 6f43024c | ths | const char *certdir, |
2279 | 6f43024c | ths | const char *filename, |
2280 | 6f43024c | ths | char **cred,
|
2281 | 6f43024c | ths | int ignoreMissing)
|
2282 | 6f43024c | ths | { |
2283 | 6f43024c | ths | struct stat sb;
|
2284 | 6f43024c | ths | |
2285 | 6f43024c | ths | if (*cred) {
|
2286 | 6f43024c | ths | qemu_free(*cred); |
2287 | 6f43024c | ths | *cred = NULL;
|
2288 | 6f43024c | ths | } |
2289 | 6f43024c | ths | |
2290 | 1eec614b | aliguori | *cred = qemu_malloc(strlen(certdir) + strlen(filename) + 2);
|
2291 | 6f43024c | ths | |
2292 | 6f43024c | ths | strcpy(*cred, certdir); |
2293 | 6f43024c | ths | strcat(*cred, "/");
|
2294 | 6f43024c | ths | strcat(*cred, filename); |
2295 | 6f43024c | ths | |
2296 | 6f43024c | ths | VNC_DEBUG("Check %s\n", *cred);
|
2297 | 6f43024c | ths | if (stat(*cred, &sb) < 0) { |
2298 | 6f43024c | ths | qemu_free(*cred); |
2299 | 6f43024c | ths | *cred = NULL;
|
2300 | 6f43024c | ths | if (ignoreMissing && errno == ENOENT)
|
2301 | 6f43024c | ths | return 0; |
2302 | 6f43024c | ths | return -1; |
2303 | 6f43024c | ths | } |
2304 | 6f43024c | ths | |
2305 | 6f43024c | ths | return 0; |
2306 | 6f43024c | ths | } |
2307 | 6f43024c | ths | |
2308 | 6f43024c | ths | static int vnc_set_x509_credential_dir(VncState *vs, |
2309 | 6f43024c | ths | const char *certdir) |
2310 | 6f43024c | ths | { |
2311 | 6f43024c | ths | if (vnc_set_x509_credential(vs, certdir, X509_CA_CERT_FILE, &vs->x509cacert, 0) < 0) |
2312 | 6f43024c | ths | goto cleanup;
|
2313 | 6f43024c | ths | if (vnc_set_x509_credential(vs, certdir, X509_CA_CRL_FILE, &vs->x509cacrl, 1) < 0) |
2314 | 6f43024c | ths | goto cleanup;
|
2315 | 6f43024c | ths | if (vnc_set_x509_credential(vs, certdir, X509_SERVER_CERT_FILE, &vs->x509cert, 0) < 0) |
2316 | 6f43024c | ths | goto cleanup;
|
2317 | 6f43024c | ths | if (vnc_set_x509_credential(vs, certdir, X509_SERVER_KEY_FILE, &vs->x509key, 0) < 0) |
2318 | 6f43024c | ths | goto cleanup;
|
2319 | 6f43024c | ths | |
2320 | 6f43024c | ths | return 0; |
2321 | 6f43024c | ths | |
2322 | 6f43024c | ths | cleanup:
|
2323 | 6f43024c | ths | qemu_free(vs->x509cacert); |
2324 | 6f43024c | ths | qemu_free(vs->x509cacrl); |
2325 | 6f43024c | ths | qemu_free(vs->x509cert); |
2326 | 6f43024c | ths | qemu_free(vs->x509key); |
2327 | 6f43024c | ths | vs->x509cacert = vs->x509cacrl = vs->x509cert = vs->x509key = NULL;
|
2328 | 6f43024c | ths | return -1; |
2329 | 6f43024c | ths | } |
2330 | 6f43024c | ths | #endif /* CONFIG_VNC_TLS */ |
2331 | 6f43024c | ths | |
2332 | 71cab5ca | ths | void vnc_display_close(DisplayState *ds)
|
2333 | 71cab5ca | ths | { |
2334 | e25a5822 | ths | VncState *vs = ds ? (VncState *)ds->opaque : vnc_state; |
2335 | 71cab5ca | ths | |
2336 | 71cab5ca | ths | if (vs->display) {
|
2337 | 71cab5ca | ths | qemu_free(vs->display); |
2338 | 71cab5ca | ths | vs->display = NULL;
|
2339 | 71cab5ca | ths | } |
2340 | 71cab5ca | ths | if (vs->lsock != -1) { |
2341 | 71cab5ca | ths | qemu_set_fd_handler2(vs->lsock, NULL, NULL, NULL, NULL); |
2342 | 71cab5ca | ths | close(vs->lsock); |
2343 | 71cab5ca | ths | vs->lsock = -1;
|
2344 | 71cab5ca | ths | } |
2345 | 71cab5ca | ths | if (vs->csock != -1) { |
2346 | 71cab5ca | ths | qemu_set_fd_handler2(vs->csock, NULL, NULL, NULL, NULL); |
2347 | 71cab5ca | ths | closesocket(vs->csock); |
2348 | 71cab5ca | ths | vs->csock = -1;
|
2349 | 71cab5ca | ths | buffer_reset(&vs->input); |
2350 | 71cab5ca | ths | buffer_reset(&vs->output); |
2351 | 71cab5ca | ths | vs->need_update = 0;
|
2352 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2353 | 8d5d2d4c | ths | if (vs->tls_session) {
|
2354 | 8d5d2d4c | ths | gnutls_deinit(vs->tls_session); |
2355 | 8d5d2d4c | ths | vs->tls_session = NULL;
|
2356 | 8d5d2d4c | ths | } |
2357 | 8d5d2d4c | ths | vs->wiremode = VNC_WIREMODE_CLEAR; |
2358 | 8d5d2d4c | ths | #endif /* CONFIG_VNC_TLS */ |
2359 | 71cab5ca | ths | } |
2360 | 70848515 | ths | vs->auth = VNC_AUTH_INVALID; |
2361 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2362 | 8d5d2d4c | ths | vs->subauth = VNC_AUTH_INVALID; |
2363 | 469b15c6 | ths | vs->x509verify = 0;
|
2364 | 8d5d2d4c | ths | #endif
|
2365 | 429a8ed3 | malc | audio_del(vs); |
2366 | 70848515 | ths | } |
2367 | 70848515 | ths | |
2368 | 70848515 | ths | int vnc_display_password(DisplayState *ds, const char *password) |
2369 | 70848515 | ths | { |
2370 | 70848515 | ths | VncState *vs = ds ? (VncState *)ds->opaque : vnc_state; |
2371 | 70848515 | ths | |
2372 | 70848515 | ths | if (vs->password) {
|
2373 | 70848515 | ths | qemu_free(vs->password); |
2374 | 70848515 | ths | vs->password = NULL;
|
2375 | 70848515 | ths | } |
2376 | 70848515 | ths | if (password && password[0]) { |
2377 | 70848515 | ths | if (!(vs->password = qemu_strdup(password)))
|
2378 | 70848515 | ths | return -1; |
2379 | 70848515 | ths | } |
2380 | 70848515 | ths | |
2381 | 70848515 | ths | return 0; |
2382 | 71cab5ca | ths | } |
2383 | 71cab5ca | ths | |
2384 | 70848515 | ths | int vnc_display_open(DisplayState *ds, const char *display) |
2385 | 71cab5ca | ths | { |
2386 | e25a5822 | ths | VncState *vs = ds ? (VncState *)ds->opaque : vnc_state; |
2387 | 70848515 | ths | const char *options; |
2388 | 70848515 | ths | int password = 0; |
2389 | 3aa3eea3 | balrog | int reverse = 0; |
2390 | 9712ecaf | aliguori | int to_port = 0; |
2391 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2392 | 3a702699 | ths | int tls = 0, x509 = 0; |
2393 | 8d5d2d4c | ths | #endif
|
2394 | 71cab5ca | ths | |
2395 | 71cab5ca | ths | vnc_display_close(ds); |
2396 | 70848515 | ths | if (strcmp(display, "none") == 0) |
2397 | 71cab5ca | ths | return 0; |
2398 | 24236869 | bellard | |
2399 | 70848515 | ths | if (!(vs->display = strdup(display)))
|
2400 | 71cab5ca | ths | return -1; |
2401 | 70848515 | ths | |
2402 | 70848515 | ths | options = display; |
2403 | 70848515 | ths | while ((options = strchr(options, ','))) { |
2404 | 70848515 | ths | options++; |
2405 | 469b15c6 | ths | if (strncmp(options, "password", 8) == 0) { |
2406 | 70848515 | ths | password = 1; /* Require password auth */ |
2407 | 3aa3eea3 | balrog | } else if (strncmp(options, "reverse", 7) == 0) { |
2408 | 3aa3eea3 | balrog | reverse = 1;
|
2409 | 9712ecaf | aliguori | } else if (strncmp(options, "to=", 3) == 0) { |
2410 | 9712ecaf | aliguori | to_port = atoi(options+3) + 5900; |
2411 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2412 | 469b15c6 | ths | } else if (strncmp(options, "tls", 3) == 0) { |
2413 | 8d5d2d4c | ths | tls = 1; /* Require TLS */ |
2414 | 469b15c6 | ths | } else if (strncmp(options, "x509", 4) == 0) { |
2415 | 6f43024c | ths | char *start, *end;
|
2416 | 3a702699 | ths | x509 = 1; /* Require x509 certificates */ |
2417 | 6f43024c | ths | if (strncmp(options, "x509verify", 10) == 0) |
2418 | 6f43024c | ths | vs->x509verify = 1; /* ...and verify client certs */ |
2419 | 6f43024c | ths | |
2420 | 6f43024c | ths | /* Now check for 'x509=/some/path' postfix
|
2421 | 6f43024c | ths | * and use that to setup x509 certificate/key paths */
|
2422 | 6f43024c | ths | start = strchr(options, '=');
|
2423 | 6f43024c | ths | end = strchr(options, ',');
|
2424 | 6f43024c | ths | if (start && (!end || (start < end))) {
|
2425 | 6f43024c | ths | int len = end ? end-(start+1) : strlen(start+1); |
2426 | be351261 | balrog | char *path = qemu_strndup(start + 1, len); |
2427 | be15b141 | blueswir1 | |
2428 | 6f43024c | ths | VNC_DEBUG("Trying certificate path '%s'\n", path);
|
2429 | 6f43024c | ths | if (vnc_set_x509_credential_dir(vs, path) < 0) { |
2430 | 6f43024c | ths | fprintf(stderr, "Failed to find x509 certificates/keys in %s\n", path);
|
2431 | 6f43024c | ths | qemu_free(path); |
2432 | 6f43024c | ths | qemu_free(vs->display); |
2433 | 6f43024c | ths | vs->display = NULL;
|
2434 | 6f43024c | ths | return -1; |
2435 | 6f43024c | ths | } |
2436 | 6f43024c | ths | qemu_free(path); |
2437 | 6f43024c | ths | } else {
|
2438 | 6f43024c | ths | fprintf(stderr, "No certificate path provided\n");
|
2439 | 6f43024c | ths | qemu_free(vs->display); |
2440 | 6f43024c | ths | vs->display = NULL;
|
2441 | 6f43024c | ths | return -1; |
2442 | 6f43024c | ths | } |
2443 | 8d5d2d4c | ths | #endif
|
2444 | 469b15c6 | ths | } |
2445 | 70848515 | ths | } |
2446 | 70848515 | ths | |
2447 | 70848515 | ths | if (password) {
|
2448 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2449 | 8d5d2d4c | ths | if (tls) {
|
2450 | 8d5d2d4c | ths | vs->auth = VNC_AUTH_VENCRYPT; |
2451 | 3a702699 | ths | if (x509) {
|
2452 | 3a702699 | ths | VNC_DEBUG("Initializing VNC server with x509 password auth\n");
|
2453 | 3a702699 | ths | vs->subauth = VNC_AUTH_VENCRYPT_X509VNC; |
2454 | 3a702699 | ths | } else {
|
2455 | 3a702699 | ths | VNC_DEBUG("Initializing VNC server with TLS password auth\n");
|
2456 | 3a702699 | ths | vs->subauth = VNC_AUTH_VENCRYPT_TLSVNC; |
2457 | 3a702699 | ths | } |
2458 | 8d5d2d4c | ths | } else {
|
2459 | 8d5d2d4c | ths | #endif
|
2460 | 8d5d2d4c | ths | VNC_DEBUG("Initializing VNC server with password auth\n");
|
2461 | 8d5d2d4c | ths | vs->auth = VNC_AUTH_VNC; |
2462 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2463 | 8d5d2d4c | ths | vs->subauth = VNC_AUTH_INVALID; |
2464 | 8d5d2d4c | ths | } |
2465 | 8d5d2d4c | ths | #endif
|
2466 | 70848515 | ths | } else {
|
2467 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2468 | 8d5d2d4c | ths | if (tls) {
|
2469 | 8d5d2d4c | ths | vs->auth = VNC_AUTH_VENCRYPT; |
2470 | 3a702699 | ths | if (x509) {
|
2471 | 3a702699 | ths | VNC_DEBUG("Initializing VNC server with x509 no auth\n");
|
2472 | 3a702699 | ths | vs->subauth = VNC_AUTH_VENCRYPT_X509NONE; |
2473 | 3a702699 | ths | } else {
|
2474 | 3a702699 | ths | VNC_DEBUG("Initializing VNC server with TLS no auth\n");
|
2475 | 3a702699 | ths | vs->subauth = VNC_AUTH_VENCRYPT_TLSNONE; |
2476 | 3a702699 | ths | } |
2477 | 8d5d2d4c | ths | } else {
|
2478 | 8d5d2d4c | ths | #endif
|
2479 | 8d5d2d4c | ths | VNC_DEBUG("Initializing VNC server with no auth\n");
|
2480 | 8d5d2d4c | ths | vs->auth = VNC_AUTH_NONE; |
2481 | eb38c52c | blueswir1 | #ifdef CONFIG_VNC_TLS
|
2482 | 8d5d2d4c | ths | vs->subauth = VNC_AUTH_INVALID; |
2483 | 8d5d2d4c | ths | } |
2484 | 8d5d2d4c | ths | #endif
|
2485 | 70848515 | ths | } |
2486 | 24236869 | bellard | |
2487 | 3aa3eea3 | balrog | if (reverse) {
|
2488 | 9712ecaf | aliguori | /* connect to viewer */
|
2489 | 9712ecaf | aliguori | if (strncmp(display, "unix:", 5) == 0) |
2490 | 9712ecaf | aliguori | vs->lsock = unix_connect(display+5);
|
2491 | 9712ecaf | aliguori | else
|
2492 | 9712ecaf | aliguori | vs->lsock = inet_connect(display, SOCK_STREAM); |
2493 | 9712ecaf | aliguori | if (-1 == vs->lsock) { |
2494 | 3aa3eea3 | balrog | free(vs->display); |
2495 | 3aa3eea3 | balrog | vs->display = NULL;
|
2496 | 3aa3eea3 | balrog | return -1; |
2497 | 3aa3eea3 | balrog | } else {
|
2498 | 3aa3eea3 | balrog | vs->csock = vs->lsock; |
2499 | 3aa3eea3 | balrog | vs->lsock = -1;
|
2500 | 3aa3eea3 | balrog | vnc_connect(vs); |
2501 | 3aa3eea3 | balrog | } |
2502 | 9712ecaf | aliguori | return 0; |
2503 | 24236869 | bellard | |
2504 | 9712ecaf | aliguori | } else {
|
2505 | 9712ecaf | aliguori | /* listen for connects */
|
2506 | 9712ecaf | aliguori | char *dpy;
|
2507 | 9712ecaf | aliguori | dpy = qemu_malloc(256);
|
2508 | 9712ecaf | aliguori | if (strncmp(display, "unix:", 5) == 0) { |
2509 | bc575e95 | blueswir1 | pstrcpy(dpy, 256, "unix:"); |
2510 | 4a55bfdf | aliguori | vs->lsock = unix_listen(display+5, dpy+5, 256-5); |
2511 | 9712ecaf | aliguori | } else {
|
2512 | 9712ecaf | aliguori | vs->lsock = inet_listen(display, dpy, 256, SOCK_STREAM, 5900); |
2513 | 9712ecaf | aliguori | } |
2514 | 9712ecaf | aliguori | if (-1 == vs->lsock) { |
2515 | 9712ecaf | aliguori | free(dpy); |
2516 | d0513623 | balrog | return -1; |
2517 | 9712ecaf | aliguori | } else {
|
2518 | 9712ecaf | aliguori | free(vs->display); |
2519 | 9712ecaf | aliguori | vs->display = dpy; |
2520 | 9712ecaf | aliguori | } |
2521 | 24236869 | bellard | } |
2522 | 24236869 | bellard | |
2523 | 71cab5ca | ths | return qemu_set_fd_handler2(vs->lsock, vnc_listen_poll, vnc_listen_read, NULL, vs); |
2524 | 24236869 | bellard | } |