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savevm: Refactor cancel operation in its own operation
[qemu.git] / vmstate.h
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701a8f76
PB		 1/*
2 * QEMU migration/snapshot declarations
3 *
4 * Copyright (c) 2009-2011 Red Hat, Inc.
5 *
6 * Original author: Juan Quintela <quintela@redhat.com>
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
26#ifndef QEMU_VMSTATE_H
27#define QEMU_VMSTATE_H 1
28
701a8f76 29typedef void SaveStateHandler(QEMUFile *f, void *opaque);
701a8f76
PB		 30typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);
31
22ea40f4 32typedef struct SaveVMHandlers {
86253685 33 void (*set_params)(const MigrationParams *params, void * opaque);
22ea40f4 34 SaveStateHandler *save_state;
226aa6a9 35 int (*save_live_state)(QEMUFile *f, int stage, void *opaque);
9b5bfab0 36 void (*cancel)(void *opaque);
22ea40f4
JQ		 37 LoadStateHandler *load_state;
38} SaveVMHandlers;
39
701a8f76
PB		 40int register_savevm(DeviceState *dev,
41 const char *idstr,
42 int instance_id,
43 int version_id,
44 SaveStateHandler *save_state,
45 LoadStateHandler *load_state,
46 void *opaque);
47
48int register_savevm_live(DeviceState *dev,
49 const char *idstr,
50 int instance_id,
51 int version_id,
7908c78d 52 SaveVMHandlers *ops,
701a8f76
PB		 53 void *opaque);
54
55void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque);
56void register_device_unmigratable(DeviceState *dev, const char *idstr,
57 void *opaque);
58
59
60typedef struct VMStateInfo VMStateInfo;
61typedef struct VMStateDescription VMStateDescription;
62
63struct VMStateInfo {
64 const char *name;
65 int (*get)(QEMUFile *f, void *pv, size_t size);
66 void (*put)(QEMUFile *f, void *pv, size_t size);
67};
68
69enum VMStateFlags {
70 VMS_SINGLE = 0x001,
71 VMS_POINTER = 0x002,
72 VMS_ARRAY = 0x004,
73 VMS_STRUCT = 0x008,
74 VMS_VARRAY_INT32 = 0x010, /* Array with size in int32_t field*/
75 VMS_BUFFER = 0x020, /* static sized buffer */
76 VMS_ARRAY_OF_POINTER = 0x040,
77 VMS_VARRAY_UINT16 = 0x080, /* Array with size in uint16_t field */
78 VMS_VBUFFER = 0x100, /* Buffer with size in int32_t field */
79 VMS_MULTIPLY = 0x200, /* multiply "size" field by field_size */
80 VMS_VARRAY_UINT8 = 0x400, /* Array with size in uint8_t field*/
81 VMS_VARRAY_UINT32 = 0x800, /* Array with size in uint32_t field*/
82};
83
84typedef struct {
85 const char *name;
86 size_t offset;
87 size_t size;
88 size_t start;
89 int num;
90 size_t num_offset;
91 size_t size_offset;
92 const VMStateInfo *info;
93 enum VMStateFlags flags;
94 const VMStateDescription *vmsd;
95 int version_id;
96 bool (*field_exists)(void *opaque, int version_id);
97} VMStateField;
98
99typedef struct VMStateSubsection {
100 const VMStateDescription *vmsd;
101 bool (*needed)(void *opaque);
102} VMStateSubsection;
103
104struct VMStateDescription {
105 const char *name;
106 int unmigratable;
107 int version_id;
108 int minimum_version_id;
109 int minimum_version_id_old;
110 LoadStateHandler *load_state_old;
111 int (*pre_load)(void *opaque);
112 int (*post_load)(void *opaque, int version_id);
113 void (*pre_save)(void *opaque);
114 VMStateField *fields;
115 const VMStateSubsection *subsections;
116};
117
118extern const VMStateInfo vmstate_info_bool;
119
120extern const VMStateInfo vmstate_info_int8;
121extern const VMStateInfo vmstate_info_int16;
122extern const VMStateInfo vmstate_info_int32;
123extern const VMStateInfo vmstate_info_int64;
124
125extern const VMStateInfo vmstate_info_uint8_equal;
126extern const VMStateInfo vmstate_info_uint16_equal;
127extern const VMStateInfo vmstate_info_int32_equal;
128extern const VMStateInfo vmstate_info_uint32_equal;
129extern const VMStateInfo vmstate_info_int32_le;
130
131extern const VMStateInfo vmstate_info_uint8;
132extern const VMStateInfo vmstate_info_uint16;
133extern const VMStateInfo vmstate_info_uint32;
134extern const VMStateInfo vmstate_info_uint64;
135
136extern const VMStateInfo vmstate_info_timer;
137extern const VMStateInfo vmstate_info_buffer;
138extern const VMStateInfo vmstate_info_unused_buffer;
139
140#define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)
141#define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)
142
143#define vmstate_offset_value(_state, _field, _type) \
144 (offsetof(_state, _field) + \
145 type_check(_type, typeof_field(_state, _field)))
146
147#define vmstate_offset_pointer(_state, _field, _type) \
148 (offsetof(_state, _field) + \
149 type_check_pointer(_type, typeof_field(_state, _field)))
150
151#define vmstate_offset_array(_state, _field, _type, _num) \
152 (offsetof(_state, _field) + \
153 type_check_array(_type, typeof_field(_state, _field), _num))
154
155#define vmstate_offset_sub_array(_state, _field, _type, _start) \
156 (offsetof(_state, _field[_start]))
157
158#define vmstate_offset_buffer(_state, _field) \
159 vmstate_offset_array(_state, _field, uint8_t, \
160 sizeof(typeof_field(_state, _field)))
161
162#define VMSTATE_SINGLE_TEST(_field, _state, _test, _version, _info, _type) { \
163 .name = (stringify(_field)), \
164 .version_id = (_version), \
165 .field_exists = (_test), \
166 .size = sizeof(_type), \
167 .info = &(_info), \
168 .flags = VMS_SINGLE, \
169 .offset = vmstate_offset_value(_state, _field, _type), \
170}
171
172#define VMSTATE_POINTER(_field, _state, _version, _info, _type) { \
173 .name = (stringify(_field)), \
174 .version_id = (_version), \
175 .info = &(_info), \
176 .size = sizeof(_type), \
177 .flags = VMS_SINGLE|VMS_POINTER, \
178 .offset = vmstate_offset_value(_state, _field, _type), \
179}
180
181#define VMSTATE_POINTER_TEST(_field, _state, _test, _info, _type) { \
182 .name = (stringify(_field)), \
183 .info = &(_info), \
184 .field_exists = (_test), \
185 .size = sizeof(_type), \
186 .flags = VMS_SINGLE|VMS_POINTER, \
187 .offset = vmstate_offset_value(_state, _field, _type), \
188}
189
190#define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\
191 .name = (stringify(_field)), \
192 .version_id = (_version), \
193 .num = (_num), \
194 .info = &(_info), \
195 .size = sizeof(_type), \
196 .flags = VMS_ARRAY, \
197 .offset = vmstate_offset_array(_state, _field, _type, _num), \
198}
199
200#define VMSTATE_ARRAY_TEST(_field, _state, _num, _test, _info, _type) {\
201 .name = (stringify(_field)), \
202 .field_exists = (_test), \
203 .num = (_num), \
204 .info = &(_info), \
205 .size = sizeof(_type), \
206 .flags = VMS_ARRAY, \
207 .offset = vmstate_offset_array(_state, _field, _type, _num),\
208}
209
210#define VMSTATE_SUB_ARRAY(_field, _state, _start, _num, _version, _info, _type) { \
211 .name = (stringify(_field)), \
212 .version_id = (_version), \
213 .num = (_num), \
214 .info = &(_info), \
215 .size = sizeof(_type), \
216 .flags = VMS_ARRAY, \
217 .offset = vmstate_offset_sub_array(_state, _field, _type, _start), \
218}
219
220#define VMSTATE_ARRAY_INT32_UNSAFE(_field, _state, _field_num, _info, _type) {\
221 .name = (stringify(_field)), \
222 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
223 .info = &(_info), \
224 .size = sizeof(_type), \
225 .flags = VMS_VARRAY_INT32, \
226 .offset = offsetof(_state, _field), \
227}
228
229#define VMSTATE_VARRAY_INT32(_field, _state, _field_num, _version, _info, _type) {\
230 .name = (stringify(_field)), \
231 .version_id = (_version), \
232 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
233 .info = &(_info), \
234 .size = sizeof(_type), \
235 .flags = VMS_VARRAY_INT32|VMS_POINTER, \
236 .offset = vmstate_offset_pointer(_state, _field, _type), \
237}
238
239#define VMSTATE_VARRAY_UINT32(_field, _state, _field_num, _version, _info, _type) {\
240 .name = (stringify(_field)), \
241 .version_id = (_version), \
242 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
243 .info = &(_info), \
244 .size = sizeof(_type), \
245 .flags = VMS_VARRAY_UINT32|VMS_POINTER, \
246 .offset = vmstate_offset_pointer(_state, _field, _type), \
247}
248
249#define VMSTATE_VARRAY_UINT16_UNSAFE(_field, _state, _field_num, _version, _info, _type) {\
250 .name = (stringify(_field)), \
251 .version_id = (_version), \
252 .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
253 .info = &(_info), \
254 .size = sizeof(_type), \
255 .flags = VMS_VARRAY_UINT16, \
256 .offset = offsetof(_state, _field), \
257}
258
259#define VMSTATE_STRUCT_TEST(_field, _state, _test, _version, _vmsd, _type) { \
260 .name = (stringify(_field)), \
261 .version_id = (_version), \
262 .field_exists = (_test), \
263 .vmsd = &(_vmsd), \
264 .size = sizeof(_type), \
265 .flags = VMS_STRUCT, \
266 .offset = vmstate_offset_value(_state, _field, _type), \
267}
268
269#define VMSTATE_STRUCT_POINTER_TEST(_field, _state, _test, _vmsd, _type) { \
270 .name = (stringify(_field)), \
271 .field_exists = (_test), \
272 .vmsd = &(_vmsd), \
273 .size = sizeof(_type), \
274 .flags = VMS_STRUCT|VMS_POINTER, \
275 .offset = vmstate_offset_value(_state, _field, _type), \
276}
277
278#define VMSTATE_ARRAY_OF_POINTER(_field, _state, _num, _version, _info, _type) {\
279 .name = (stringify(_field)), \
280 .version_id = (_version), \
281 .num = (_num), \
282 .info = &(_info), \
283 .size = sizeof(_type), \
284 .flags = VMS_ARRAY|VMS_ARRAY_OF_POINTER, \
285 .offset = vmstate_offset_array(_state, _field, _type, _num), \
286}
287
288#define VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, _test, _version, _vmsd, _type) { \
289 .name = (stringify(_field)), \
290 .num = (_num), \
291 .field_exists = (_test), \
292 .version_id = (_version), \
293 .vmsd = &(_vmsd), \
294 .size = sizeof(_type), \
295 .flags = VMS_STRUCT|VMS_ARRAY, \
296 .offset = vmstate_offset_array(_state, _field, _type, _num),\
297}
298
299#define VMSTATE_STRUCT_VARRAY_UINT8(_field, _state, _field_num, _version, _vmsd, _type) { \
300 .name = (stringify(_field)), \
301 .num_offset = vmstate_offset_value(_state, _field_num, uint8_t), \
302 .version_id = (_version), \
303 .vmsd = &(_vmsd), \
304 .size = sizeof(_type), \
305 .flags = VMS_STRUCT|VMS_VARRAY_UINT8, \
306 .offset = offsetof(_state, _field), \
307}
308
309#define VMSTATE_STRUCT_VARRAY_POINTER_INT32(_field, _state, _field_num, _vmsd, _type) { \
310 .name = (stringify(_field)), \
311 .version_id = 0, \
312 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
313 .size = sizeof(_type), \
314 .vmsd = &(_vmsd), \
315 .flags = VMS_POINTER | VMS_VARRAY_INT32 | VMS_STRUCT, \
316 .offset = vmstate_offset_pointer(_state, _field, _type), \
317}
318
319#define VMSTATE_STRUCT_VARRAY_POINTER_UINT16(_field, _state, _field_num, _vmsd, _type) { \
320 .name = (stringify(_field)), \
321 .version_id = 0, \
322 .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
323 .size = sizeof(_type), \
324 .vmsd = &(_vmsd), \
325 .flags = VMS_POINTER | VMS_VARRAY_UINT16 | VMS_STRUCT, \
326 .offset = vmstate_offset_pointer(_state, _field, _type), \
327}
328
329#define VMSTATE_STRUCT_VARRAY_INT32(_field, _state, _field_num, _version, _vmsd, _type) { \
330 .name = (stringify(_field)), \
331 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
332 .version_id = (_version), \
333 .vmsd = &(_vmsd), \
334 .size = sizeof(_type), \
335 .flags = VMS_STRUCT|VMS_VARRAY_INT32, \
336 .offset = offsetof(_state, _field), \
337}
338
339#define VMSTATE_STRUCT_VARRAY_UINT32(_field, _state, _field_num, _version, _vmsd, _type) { \
340 .name = (stringify(_field)), \
341 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t), \
342 .version_id = (_version), \
343 .vmsd = &(_vmsd), \
344 .size = sizeof(_type), \
345 .flags = VMS_STRUCT|VMS_VARRAY_UINT32, \
346 .offset = offsetof(_state, _field), \
347}
348
349#define VMSTATE_STATIC_BUFFER(_field, _state, _version, _test, _start, _size) { \
350 .name = (stringify(_field)), \
351 .version_id = (_version), \
352 .field_exists = (_test), \
353 .size = (_size - _start), \
354 .info = &vmstate_info_buffer, \
355 .flags = VMS_BUFFER, \
356 .offset = vmstate_offset_buffer(_state, _field) + _start, \
357}
358
359#define VMSTATE_BUFFER_MULTIPLY(_field, _state, _version, _test, _start, _field_size, _multiply) { \
360 .name = (stringify(_field)), \
361 .version_id = (_version), \
362 .field_exists = (_test), \
363 .size_offset = vmstate_offset_value(_state, _field_size, uint32_t),\
364 .size = (_multiply), \
365 .info = &vmstate_info_buffer, \
366 .flags = VMS_VBUFFER|VMS_MULTIPLY, \
367 .offset = offsetof(_state, _field), \
368 .start = (_start), \
369}
370
371#define VMSTATE_VBUFFER(_field, _state, _version, _test, _start, _field_size) { \
372 .name = (stringify(_field)), \
373 .version_id = (_version), \
374 .field_exists = (_test), \
375 .size_offset = vmstate_offset_value(_state, _field_size, int32_t),\
376 .info = &vmstate_info_buffer, \
377 .flags = VMS_VBUFFER|VMS_POINTER, \
378 .offset = offsetof(_state, _field), \
379 .start = (_start), \
380}
381
382#define VMSTATE_VBUFFER_UINT32(_field, _state, _version, _test, _start, _field_size) { \
383 .name = (stringify(_field)), \
384 .version_id = (_version), \
385 .field_exists = (_test), \
386 .size_offset = vmstate_offset_value(_state, _field_size, uint32_t),\
387 .info = &vmstate_info_buffer, \
388 .flags = VMS_VBUFFER|VMS_POINTER, \
389 .offset = offsetof(_state, _field), \
390 .start = (_start), \
391}
392
393#define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) { \
394 .name = (stringify(_field)), \
395 .version_id = (_version), \
396 .size = (_size), \
397 .info = &(_info), \
398 .flags = VMS_BUFFER, \
399 .offset = offsetof(_state, _field), \
400}
401
402#define VMSTATE_UNUSED_BUFFER(_test, _version, _size) { \
403 .name = "unused", \
404 .field_exists = (_test), \
405 .version_id = (_version), \
406 .size = (_size), \
407 .info = &vmstate_info_unused_buffer, \
408 .flags = VMS_BUFFER, \
409}
410
411/* _f : field name
412 _f_n : num of elements field_name
413 _n : num of elements
414 _s : struct state name
415 _v : version
416*/
417
418#define VMSTATE_SINGLE(_field, _state, _version, _info, _type) \
419 VMSTATE_SINGLE_TEST(_field, _state, NULL, _version, _info, _type)
420
421#define VMSTATE_STRUCT(_field, _state, _version, _vmsd, _type) \
422 VMSTATE_STRUCT_TEST(_field, _state, NULL, _version, _vmsd, _type)
423
424#define VMSTATE_STRUCT_POINTER(_field, _state, _vmsd, _type) \
425 VMSTATE_STRUCT_POINTER_TEST(_field, _state, NULL, _vmsd, _type)
426
427#define VMSTATE_STRUCT_ARRAY(_field, _state, _num, _version, _vmsd, _type) \
428 VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, NULL, _version, \
429 _vmsd, _type)
430
431#define VMSTATE_BOOL_V(_f, _s, _v) \
432 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_bool, bool)
433
434#define VMSTATE_INT8_V(_f, _s, _v) \
435 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int8, int8_t)
436#define VMSTATE_INT16_V(_f, _s, _v) \
437 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int16, int16_t)
438#define VMSTATE_INT32_V(_f, _s, _v) \
439 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int32, int32_t)
440#define VMSTATE_INT64_V(_f, _s, _v) \
441 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int64, int64_t)
442
443#define VMSTATE_UINT8_V(_f, _s, _v) \
444 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, uint8_t)
445#define VMSTATE_UINT16_V(_f, _s, _v) \
446 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, uint16_t)
447#define VMSTATE_UINT32_V(_f, _s, _v) \
448 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, uint32_t)
449#define VMSTATE_UINT64_V(_f, _s, _v) \
450 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, uint64_t)
451
452#define VMSTATE_BOOL(_f, _s) \
453 VMSTATE_BOOL_V(_f, _s, 0)
454
455#define VMSTATE_INT8(_f, _s) \
456 VMSTATE_INT8_V(_f, _s, 0)
457#define VMSTATE_INT16(_f, _s) \
458 VMSTATE_INT16_V(_f, _s, 0)
459#define VMSTATE_INT32(_f, _s) \
460 VMSTATE_INT32_V(_f, _s, 0)
461#define VMSTATE_INT64(_f, _s) \
462 VMSTATE_INT64_V(_f, _s, 0)
463
464#define VMSTATE_UINT8(_f, _s) \
465 VMSTATE_UINT8_V(_f, _s, 0)
466#define VMSTATE_UINT16(_f, _s) \
467 VMSTATE_UINT16_V(_f, _s, 0)
468#define VMSTATE_UINT32(_f, _s) \
469 VMSTATE_UINT32_V(_f, _s, 0)
470#define VMSTATE_UINT64(_f, _s) \
471 VMSTATE_UINT64_V(_f, _s, 0)
472
473#define VMSTATE_UINT8_EQUAL(_f, _s) \
474 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)
475
476#define VMSTATE_UINT16_EQUAL(_f, _s) \
477 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint16_equal, uint16_t)
478
479#define VMSTATE_UINT16_EQUAL_V(_f, _s, _v) \
480 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16_equal, uint16_t)
481
482#define VMSTATE_INT32_EQUAL(_f, _s) \
483 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)
484
485#define VMSTATE_UINT32_EQUAL(_f, _s) \
486 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint32_equal, uint32_t)
487
488#define VMSTATE_INT32_LE(_f, _s) \
489 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
490
491#define VMSTATE_UINT8_TEST(_f, _s, _t) \
492 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint8, uint8_t)
493
494#define VMSTATE_UINT16_TEST(_f, _s, _t) \
495 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint16, uint16_t)
496
497#define VMSTATE_UINT32_TEST(_f, _s, _t) \
498 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint32, uint32_t)
499
500#define VMSTATE_TIMER_TEST(_f, _s, _test) \
501 VMSTATE_POINTER_TEST(_f, _s, _test, vmstate_info_timer, QEMUTimer *)
502
503#define VMSTATE_TIMER(_f, _s) \
504 VMSTATE_TIMER_TEST(_f, _s, NULL)
505
506#define VMSTATE_TIMER_ARRAY(_f, _s, _n) \
507 VMSTATE_ARRAY_OF_POINTER(_f, _s, _n, 0, vmstate_info_timer, QEMUTimer *)
508
509#define VMSTATE_BOOL_ARRAY_V(_f, _s, _n, _v) \
510 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_bool, bool)
511
512#define VMSTATE_BOOL_ARRAY(_f, _s, _n) \
513 VMSTATE_BOOL_ARRAY_V(_f, _s, _n, 0)
514
515#define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v) \
516 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)
517
518#define VMSTATE_UINT16_ARRAY(_f, _s, _n) \
519 VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)
520
521#define VMSTATE_UINT8_ARRAY_V(_f, _s, _n, _v) \
522 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint8, uint8_t)
523
524#define VMSTATE_UINT8_ARRAY(_f, _s, _n) \
525 VMSTATE_UINT8_ARRAY_V(_f, _s, _n, 0)
526
527#define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v) \
528 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)
529
530#define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
531 VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
532
533#define VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v) \
534 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint64, uint64_t)
535
536#define VMSTATE_UINT64_ARRAY(_f, _s, _n) \
537 VMSTATE_UINT64_ARRAY_V(_f, _s, _n, 0)
538
539#define VMSTATE_INT16_ARRAY_V(_f, _s, _n, _v) \
540 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int16, int16_t)
541
542#define VMSTATE_INT16_ARRAY(_f, _s, _n) \
543 VMSTATE_INT16_ARRAY_V(_f, _s, _n, 0)
544
545#define VMSTATE_INT32_ARRAY_V(_f, _s, _n, _v) \
546 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int32, int32_t)
547
548#define VMSTATE_INT32_ARRAY(_f, _s, _n) \
549 VMSTATE_INT32_ARRAY_V(_f, _s, _n, 0)
550
551#define VMSTATE_UINT32_SUB_ARRAY(_f, _s, _start, _num) \
552 VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint32, uint32_t)
553
554#define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
555 VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
556
557#define VMSTATE_INT64_ARRAY_V(_f, _s, _n, _v) \
558 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int64, int64_t)
559
560#define VMSTATE_INT64_ARRAY(_f, _s, _n) \
561 VMSTATE_INT64_ARRAY_V(_f, _s, _n, 0)
562
563#define VMSTATE_BUFFER_V(_f, _s, _v) \
564 VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f)))
565
566#define VMSTATE_BUFFER(_f, _s) \
567 VMSTATE_BUFFER_V(_f, _s, 0)
568
569#define VMSTATE_PARTIAL_BUFFER(_f, _s, _size) \
570 VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, 0, _size)
571
572#define VMSTATE_BUFFER_START_MIDDLE(_f, _s, _start) \
573 VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, _start, sizeof(typeof_field(_s, _f)))
574
575#define VMSTATE_PARTIAL_VBUFFER(_f, _s, _size) \
576 VMSTATE_VBUFFER(_f, _s, 0, NULL, 0, _size)
577
578#define VMSTATE_PARTIAL_VBUFFER_UINT32(_f, _s, _size) \
579 VMSTATE_VBUFFER_UINT32(_f, _s, 0, NULL, 0, _size)
580
581#define VMSTATE_SUB_VBUFFER(_f, _s, _start, _size) \
582 VMSTATE_VBUFFER(_f, _s, 0, NULL, _start, _size)
583
584#define VMSTATE_BUFFER_TEST(_f, _s, _test) \
585 VMSTATE_STATIC_BUFFER(_f, _s, 0, _test, 0, sizeof(typeof_field(_s, _f)))
586
587#define VMSTATE_BUFFER_UNSAFE(_field, _state, _version, _size) \
588 VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, vmstate_info_buffer, _size)
589
590#define VMSTATE_UNUSED_V(_v, _size) \
591 VMSTATE_UNUSED_BUFFER(NULL, _v, _size)
592
593#define VMSTATE_UNUSED(_size) \
594 VMSTATE_UNUSED_V(0, _size)
595
596#define VMSTATE_UNUSED_TEST(_test, _size) \
597 VMSTATE_UNUSED_BUFFER(_test, 0, _size)
598
599#define VMSTATE_END_OF_LIST() \
600 {}
601
602int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
603 void *opaque, int version_id);
604void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
605 void *opaque);
606int vmstate_register(DeviceState *dev, int instance_id,
607 const VMStateDescription *vmsd, void *base);
608int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
609 const VMStateDescription *vmsd,
610 void *base, int alias_id,
611 int required_for_version);
612void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,
613 void *opaque);
614
615struct MemoryRegion;
616void vmstate_register_ram(struct MemoryRegion *memory, DeviceState *dev);
617void vmstate_unregister_ram(struct MemoryRegion *memory, DeviceState *dev);
618void vmstate_register_ram_global(struct MemoryRegion *memory);
619
620#endif
Qemu copy for testing