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[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;
d1315aac 35 int (*save_live_setup)(QEMUFile *f, void *opaque);
16310a3c
JQ		 36 int (*save_live_iterate)(QEMUFile *f, void *opaque);
37 int (*save_live_complete)(QEMUFile *f, void *opaque);
9b5bfab0 38 void (*cancel)(void *opaque);
22ea40f4 39 LoadStateHandler *load_state;
6bd68781 40 bool (*is_active)(void *opaque);
22ea40f4
JQ		 41} SaveVMHandlers;
42
701a8f76
PB		 43int register_savevm(DeviceState *dev,
44 const char *idstr,
45 int instance_id,
46 int version_id,
47 SaveStateHandler *save_state,
48 LoadStateHandler *load_state,
49 void *opaque);
50
51int register_savevm_live(DeviceState *dev,
52 const char *idstr,
53 int instance_id,
54 int version_id,
7908c78d 55 SaveVMHandlers *ops,
701a8f76
PB		 56 void *opaque);
57
58void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque);
59void register_device_unmigratable(DeviceState *dev, const char *idstr,
60 void *opaque);
61
62
63typedef struct VMStateInfo VMStateInfo;
64typedef struct VMStateDescription VMStateDescription;
65
66struct VMStateInfo {
67 const char *name;
68 int (*get)(QEMUFile *f, void *pv, size_t size);
69 void (*put)(QEMUFile *f, void *pv, size_t size);
70};
71
72enum VMStateFlags {
73 VMS_SINGLE = 0x001,
74 VMS_POINTER = 0x002,
75 VMS_ARRAY = 0x004,
76 VMS_STRUCT = 0x008,
77 VMS_VARRAY_INT32 = 0x010, /* Array with size in int32_t field*/
78 VMS_BUFFER = 0x020, /* static sized buffer */
79 VMS_ARRAY_OF_POINTER = 0x040,
80 VMS_VARRAY_UINT16 = 0x080, /* Array with size in uint16_t field */
81 VMS_VBUFFER = 0x100, /* Buffer with size in int32_t field */
82 VMS_MULTIPLY = 0x200, /* multiply "size" field by field_size */
83 VMS_VARRAY_UINT8 = 0x400, /* Array with size in uint8_t field*/
84 VMS_VARRAY_UINT32 = 0x800, /* Array with size in uint32_t field*/
85};
86
87typedef struct {
88 const char *name;
89 size_t offset;
90 size_t size;
91 size_t start;
92 int num;
93 size_t num_offset;
94 size_t size_offset;
95 const VMStateInfo *info;
96 enum VMStateFlags flags;
97 const VMStateDescription *vmsd;
98 int version_id;
99 bool (*field_exists)(void *opaque, int version_id);
100} VMStateField;
101
102typedef struct VMStateSubsection {
103 const VMStateDescription *vmsd;
104 bool (*needed)(void *opaque);
105} VMStateSubsection;
106
107struct VMStateDescription {
108 const char *name;
109 int unmigratable;
110 int version_id;
111 int minimum_version_id;
112 int minimum_version_id_old;
113 LoadStateHandler *load_state_old;
114 int (*pre_load)(void *opaque);
115 int (*post_load)(void *opaque, int version_id);
116 void (*pre_save)(void *opaque);
117 VMStateField *fields;
118 const VMStateSubsection *subsections;
119};
120
121extern const VMStateInfo vmstate_info_bool;
122
123extern const VMStateInfo vmstate_info_int8;
124extern const VMStateInfo vmstate_info_int16;
125extern const VMStateInfo vmstate_info_int32;
126extern const VMStateInfo vmstate_info_int64;
127
128extern const VMStateInfo vmstate_info_uint8_equal;
129extern const VMStateInfo vmstate_info_uint16_equal;
130extern const VMStateInfo vmstate_info_int32_equal;
131extern const VMStateInfo vmstate_info_uint32_equal;
132extern const VMStateInfo vmstate_info_int32_le;
133
134extern const VMStateInfo vmstate_info_uint8;
135extern const VMStateInfo vmstate_info_uint16;
136extern const VMStateInfo vmstate_info_uint32;
137extern const VMStateInfo vmstate_info_uint64;
138
139extern const VMStateInfo vmstate_info_timer;
140extern const VMStateInfo vmstate_info_buffer;
141extern const VMStateInfo vmstate_info_unused_buffer;
08e99e29 142extern const VMStateInfo vmstate_info_bitmap;
701a8f76
PB		 143
144#define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)
145#define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)
146
147#define vmstate_offset_value(_state, _field, _type) \
148 (offsetof(_state, _field) + \
149 type_check(_type, typeof_field(_state, _field)))
150
151#define vmstate_offset_pointer(_state, _field, _type) \
152 (offsetof(_state, _field) + \
153 type_check_pointer(_type, typeof_field(_state, _field)))
154
155#define vmstate_offset_array(_state, _field, _type, _num) \
156 (offsetof(_state, _field) + \
157 type_check_array(_type, typeof_field(_state, _field), _num))
158
159#define vmstate_offset_sub_array(_state, _field, _type, _start) \
160 (offsetof(_state, _field[_start]))
161
162#define vmstate_offset_buffer(_state, _field) \
163 vmstate_offset_array(_state, _field, uint8_t, \
164 sizeof(typeof_field(_state, _field)))
165
166#define VMSTATE_SINGLE_TEST(_field, _state, _test, _version, _info, _type) { \
167 .name = (stringify(_field)), \
168 .version_id = (_version), \
169 .field_exists = (_test), \
170 .size = sizeof(_type), \
171 .info = &(_info), \
172 .flags = VMS_SINGLE, \
173 .offset = vmstate_offset_value(_state, _field, _type), \
174}
175
176#define VMSTATE_POINTER(_field, _state, _version, _info, _type) { \
177 .name = (stringify(_field)), \
178 .version_id = (_version), \
179 .info = &(_info), \
180 .size = sizeof(_type), \
181 .flags = VMS_SINGLE|VMS_POINTER, \
182 .offset = vmstate_offset_value(_state, _field, _type), \
183}
184
185#define VMSTATE_POINTER_TEST(_field, _state, _test, _info, _type) { \
186 .name = (stringify(_field)), \
187 .info = &(_info), \
188 .field_exists = (_test), \
189 .size = sizeof(_type), \
190 .flags = VMS_SINGLE|VMS_POINTER, \
191 .offset = vmstate_offset_value(_state, _field, _type), \
192}
193
194#define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\
195 .name = (stringify(_field)), \
196 .version_id = (_version), \
197 .num = (_num), \
198 .info = &(_info), \
199 .size = sizeof(_type), \
200 .flags = VMS_ARRAY, \
201 .offset = vmstate_offset_array(_state, _field, _type, _num), \
202}
203
204#define VMSTATE_ARRAY_TEST(_field, _state, _num, _test, _info, _type) {\
205 .name = (stringify(_field)), \
206 .field_exists = (_test), \
207 .num = (_num), \
208 .info = &(_info), \
209 .size = sizeof(_type), \
210 .flags = VMS_ARRAY, \
211 .offset = vmstate_offset_array(_state, _field, _type, _num),\
212}
213
214#define VMSTATE_SUB_ARRAY(_field, _state, _start, _num, _version, _info, _type) { \
215 .name = (stringify(_field)), \
216 .version_id = (_version), \
217 .num = (_num), \
218 .info = &(_info), \
219 .size = sizeof(_type), \
220 .flags = VMS_ARRAY, \
221 .offset = vmstate_offset_sub_array(_state, _field, _type, _start), \
222}
223
224#define VMSTATE_ARRAY_INT32_UNSAFE(_field, _state, _field_num, _info, _type) {\
225 .name = (stringify(_field)), \
226 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
227 .info = &(_info), \
228 .size = sizeof(_type), \
229 .flags = VMS_VARRAY_INT32, \
230 .offset = offsetof(_state, _field), \
231}
232
233#define VMSTATE_VARRAY_INT32(_field, _state, _field_num, _version, _info, _type) {\
234 .name = (stringify(_field)), \
235 .version_id = (_version), \
236 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
237 .info = &(_info), \
238 .size = sizeof(_type), \
239 .flags = VMS_VARRAY_INT32|VMS_POINTER, \
240 .offset = vmstate_offset_pointer(_state, _field, _type), \
241}
242
243#define VMSTATE_VARRAY_UINT32(_field, _state, _field_num, _version, _info, _type) {\
244 .name = (stringify(_field)), \
245 .version_id = (_version), \
246 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
247 .info = &(_info), \
248 .size = sizeof(_type), \
249 .flags = VMS_VARRAY_UINT32|VMS_POINTER, \
250 .offset = vmstate_offset_pointer(_state, _field, _type), \
251}
252
253#define VMSTATE_VARRAY_UINT16_UNSAFE(_field, _state, _field_num, _version, _info, _type) {\
254 .name = (stringify(_field)), \
255 .version_id = (_version), \
256 .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
257 .info = &(_info), \
258 .size = sizeof(_type), \
259 .flags = VMS_VARRAY_UINT16, \
260 .offset = offsetof(_state, _field), \
261}
262
263#define VMSTATE_STRUCT_TEST(_field, _state, _test, _version, _vmsd, _type) { \
264 .name = (stringify(_field)), \
265 .version_id = (_version), \
266 .field_exists = (_test), \
267 .vmsd = &(_vmsd), \
268 .size = sizeof(_type), \
269 .flags = VMS_STRUCT, \
270 .offset = vmstate_offset_value(_state, _field, _type), \
271}
272
273#define VMSTATE_STRUCT_POINTER_TEST(_field, _state, _test, _vmsd, _type) { \
274 .name = (stringify(_field)), \
275 .field_exists = (_test), \
276 .vmsd = &(_vmsd), \
277 .size = sizeof(_type), \
278 .flags = VMS_STRUCT|VMS_POINTER, \
279 .offset = vmstate_offset_value(_state, _field, _type), \
280}
281
282#define VMSTATE_ARRAY_OF_POINTER(_field, _state, _num, _version, _info, _type) {\
283 .name = (stringify(_field)), \
284 .version_id = (_version), \
285 .num = (_num), \
286 .info = &(_info), \
287 .size = sizeof(_type), \
288 .flags = VMS_ARRAY|VMS_ARRAY_OF_POINTER, \
289 .offset = vmstate_offset_array(_state, _field, _type, _num), \
290}
291
292#define VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, _test, _version, _vmsd, _type) { \
293 .name = (stringify(_field)), \
294 .num = (_num), \
295 .field_exists = (_test), \
296 .version_id = (_version), \
297 .vmsd = &(_vmsd), \
298 .size = sizeof(_type), \
299 .flags = VMS_STRUCT|VMS_ARRAY, \
300 .offset = vmstate_offset_array(_state, _field, _type, _num),\
301}
302
303#define VMSTATE_STRUCT_VARRAY_UINT8(_field, _state, _field_num, _version, _vmsd, _type) { \
304 .name = (stringify(_field)), \
305 .num_offset = vmstate_offset_value(_state, _field_num, uint8_t), \
306 .version_id = (_version), \
307 .vmsd = &(_vmsd), \
308 .size = sizeof(_type), \
309 .flags = VMS_STRUCT|VMS_VARRAY_UINT8, \
310 .offset = offsetof(_state, _field), \
311}
312
313#define VMSTATE_STRUCT_VARRAY_POINTER_INT32(_field, _state, _field_num, _vmsd, _type) { \
314 .name = (stringify(_field)), \
315 .version_id = 0, \
316 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
317 .size = sizeof(_type), \
318 .vmsd = &(_vmsd), \
319 .flags = VMS_POINTER | VMS_VARRAY_INT32 | VMS_STRUCT, \
320 .offset = vmstate_offset_pointer(_state, _field, _type), \
321}
322
323#define VMSTATE_STRUCT_VARRAY_POINTER_UINT16(_field, _state, _field_num, _vmsd, _type) { \
324 .name = (stringify(_field)), \
325 .version_id = 0, \
326 .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\
327 .size = sizeof(_type), \
328 .vmsd = &(_vmsd), \
329 .flags = VMS_POINTER | VMS_VARRAY_UINT16 | VMS_STRUCT, \
330 .offset = vmstate_offset_pointer(_state, _field, _type), \
331}
332
333#define VMSTATE_STRUCT_VARRAY_INT32(_field, _state, _field_num, _version, _vmsd, _type) { \
334 .name = (stringify(_field)), \
335 .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
336 .version_id = (_version), \
337 .vmsd = &(_vmsd), \
338 .size = sizeof(_type), \
339 .flags = VMS_STRUCT|VMS_VARRAY_INT32, \
340 .offset = offsetof(_state, _field), \
341}
342
343#define VMSTATE_STRUCT_VARRAY_UINT32(_field, _state, _field_num, _version, _vmsd, _type) { \
344 .name = (stringify(_field)), \
345 .num_offset = vmstate_offset_value(_state, _field_num, uint32_t), \
346 .version_id = (_version), \
347 .vmsd = &(_vmsd), \
348 .size = sizeof(_type), \
349 .flags = VMS_STRUCT|VMS_VARRAY_UINT32, \
350 .offset = offsetof(_state, _field), \
351}
352
353#define VMSTATE_STATIC_BUFFER(_field, _state, _version, _test, _start, _size) { \
354 .name = (stringify(_field)), \
355 .version_id = (_version), \
356 .field_exists = (_test), \
357 .size = (_size - _start), \
358 .info = &vmstate_info_buffer, \
359 .flags = VMS_BUFFER, \
360 .offset = vmstate_offset_buffer(_state, _field) + _start, \
361}
362
363#define VMSTATE_BUFFER_MULTIPLY(_field, _state, _version, _test, _start, _field_size, _multiply) { \
364 .name = (stringify(_field)), \
365 .version_id = (_version), \
366 .field_exists = (_test), \
367 .size_offset = vmstate_offset_value(_state, _field_size, uint32_t),\
368 .size = (_multiply), \
369 .info = &vmstate_info_buffer, \
370 .flags = VMS_VBUFFER|VMS_MULTIPLY, \
371 .offset = offsetof(_state, _field), \
372 .start = (_start), \
373}
374
375#define VMSTATE_VBUFFER(_field, _state, _version, _test, _start, _field_size) { \
376 .name = (stringify(_field)), \
377 .version_id = (_version), \
378 .field_exists = (_test), \
379 .size_offset = vmstate_offset_value(_state, _field_size, int32_t),\
380 .info = &vmstate_info_buffer, \
381 .flags = VMS_VBUFFER|VMS_POINTER, \
382 .offset = offsetof(_state, _field), \
383 .start = (_start), \
384}
385
386#define VMSTATE_VBUFFER_UINT32(_field, _state, _version, _test, _start, _field_size) { \
387 .name = (stringify(_field)), \
388 .version_id = (_version), \
389 .field_exists = (_test), \
390 .size_offset = vmstate_offset_value(_state, _field_size, uint32_t),\
391 .info = &vmstate_info_buffer, \
392 .flags = VMS_VBUFFER|VMS_POINTER, \
393 .offset = offsetof(_state, _field), \
394 .start = (_start), \
395}
396
397#define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) { \
398 .name = (stringify(_field)), \
399 .version_id = (_version), \
400 .size = (_size), \
401 .info = &(_info), \
402 .flags = VMS_BUFFER, \
403 .offset = offsetof(_state, _field), \
404}
405
406#define VMSTATE_UNUSED_BUFFER(_test, _version, _size) { \
407 .name = "unused", \
408 .field_exists = (_test), \
409 .version_id = (_version), \
410 .size = (_size), \
411 .info = &vmstate_info_unused_buffer, \
412 .flags = VMS_BUFFER, \
413}
414
08e99e29
PM		 415/* _field_size should be a int32_t field in the _state struct giving the
416 * size of the bitmap _field in bits.
417 */
418#define VMSTATE_BITMAP(_field, _state, _version, _field_size) { \
419 .name = (stringify(_field)), \
420 .version_id = (_version), \
421 .size_offset = vmstate_offset_value(_state, _field_size, int32_t),\
422 .info = &vmstate_info_bitmap, \
423 .flags = VMS_VBUFFER|VMS_POINTER, \
424 .offset = offsetof(_state, _field), \
425}
426
701a8f76
PB		 427/* _f : field name
428 _f_n : num of elements field_name
429 _n : num of elements
430 _s : struct state name
431 _v : version
432*/
433
434#define VMSTATE_SINGLE(_field, _state, _version, _info, _type) \
435 VMSTATE_SINGLE_TEST(_field, _state, NULL, _version, _info, _type)
436
437#define VMSTATE_STRUCT(_field, _state, _version, _vmsd, _type) \
438 VMSTATE_STRUCT_TEST(_field, _state, NULL, _version, _vmsd, _type)
439
440#define VMSTATE_STRUCT_POINTER(_field, _state, _vmsd, _type) \
441 VMSTATE_STRUCT_POINTER_TEST(_field, _state, NULL, _vmsd, _type)
442
443#define VMSTATE_STRUCT_ARRAY(_field, _state, _num, _version, _vmsd, _type) \
444 VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, NULL, _version, \
445 _vmsd, _type)
446
447#define VMSTATE_BOOL_V(_f, _s, _v) \
448 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_bool, bool)
449
450#define VMSTATE_INT8_V(_f, _s, _v) \
451 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int8, int8_t)
452#define VMSTATE_INT16_V(_f, _s, _v) \
453 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int16, int16_t)
454#define VMSTATE_INT32_V(_f, _s, _v) \
455 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int32, int32_t)
456#define VMSTATE_INT64_V(_f, _s, _v) \
457 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int64, int64_t)
458
459#define VMSTATE_UINT8_V(_f, _s, _v) \
460 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, uint8_t)
461#define VMSTATE_UINT16_V(_f, _s, _v) \
462 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, uint16_t)
463#define VMSTATE_UINT32_V(_f, _s, _v) \
464 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, uint32_t)
465#define VMSTATE_UINT64_V(_f, _s, _v) \
466 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, uint64_t)
467
468#define VMSTATE_BOOL(_f, _s) \
469 VMSTATE_BOOL_V(_f, _s, 0)
470
471#define VMSTATE_INT8(_f, _s) \
472 VMSTATE_INT8_V(_f, _s, 0)
473#define VMSTATE_INT16(_f, _s) \
474 VMSTATE_INT16_V(_f, _s, 0)
475#define VMSTATE_INT32(_f, _s) \
476 VMSTATE_INT32_V(_f, _s, 0)
477#define VMSTATE_INT64(_f, _s) \
478 VMSTATE_INT64_V(_f, _s, 0)
479
480#define VMSTATE_UINT8(_f, _s) \
481 VMSTATE_UINT8_V(_f, _s, 0)
482#define VMSTATE_UINT16(_f, _s) \
483 VMSTATE_UINT16_V(_f, _s, 0)
484#define VMSTATE_UINT32(_f, _s) \
485 VMSTATE_UINT32_V(_f, _s, 0)
486#define VMSTATE_UINT64(_f, _s) \
487 VMSTATE_UINT64_V(_f, _s, 0)
488
489#define VMSTATE_UINT8_EQUAL(_f, _s) \
490 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)
491
492#define VMSTATE_UINT16_EQUAL(_f, _s) \
493 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint16_equal, uint16_t)
494
495#define VMSTATE_UINT16_EQUAL_V(_f, _s, _v) \
496 VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16_equal, uint16_t)
497
498#define VMSTATE_INT32_EQUAL(_f, _s) \
499 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)
500
501#define VMSTATE_UINT32_EQUAL(_f, _s) \
502 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint32_equal, uint32_t)
503
504#define VMSTATE_INT32_LE(_f, _s) \
505 VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
506
507#define VMSTATE_UINT8_TEST(_f, _s, _t) \
508 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint8, uint8_t)
509
510#define VMSTATE_UINT16_TEST(_f, _s, _t) \
511 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint16, uint16_t)
512
513#define VMSTATE_UINT32_TEST(_f, _s, _t) \
514 VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint32, uint32_t)
515
516#define VMSTATE_TIMER_TEST(_f, _s, _test) \
517 VMSTATE_POINTER_TEST(_f, _s, _test, vmstate_info_timer, QEMUTimer *)
518
0281518a
PB		 519#define VMSTATE_TIMER_V(_f, _s, _v) \
520 VMSTATE_POINTER(_f, _s, _v, vmstate_info_timer, QEMUTimer *)
521
701a8f76 522#define VMSTATE_TIMER(_f, _s) \
0281518a 523 VMSTATE_TIMER_V(_f, _s, 0)
701a8f76
PB		 524
525#define VMSTATE_TIMER_ARRAY(_f, _s, _n) \
526 VMSTATE_ARRAY_OF_POINTER(_f, _s, _n, 0, vmstate_info_timer, QEMUTimer *)
527
528#define VMSTATE_BOOL_ARRAY_V(_f, _s, _n, _v) \
529 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_bool, bool)
530
531#define VMSTATE_BOOL_ARRAY(_f, _s, _n) \
532 VMSTATE_BOOL_ARRAY_V(_f, _s, _n, 0)
533
534#define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v) \
535 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)
536
537#define VMSTATE_UINT16_ARRAY(_f, _s, _n) \
538 VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)
539
540#define VMSTATE_UINT8_ARRAY_V(_f, _s, _n, _v) \
541 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint8, uint8_t)
542
543#define VMSTATE_UINT8_ARRAY(_f, _s, _n) \
544 VMSTATE_UINT8_ARRAY_V(_f, _s, _n, 0)
545
546#define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v) \
547 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)
548
549#define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
550 VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
551
552#define VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v) \
553 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint64, uint64_t)
554
555#define VMSTATE_UINT64_ARRAY(_f, _s, _n) \
556 VMSTATE_UINT64_ARRAY_V(_f, _s, _n, 0)
557
558#define VMSTATE_INT16_ARRAY_V(_f, _s, _n, _v) \
559 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int16, int16_t)
560
561#define VMSTATE_INT16_ARRAY(_f, _s, _n) \
562 VMSTATE_INT16_ARRAY_V(_f, _s, _n, 0)
563
564#define VMSTATE_INT32_ARRAY_V(_f, _s, _n, _v) \
565 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int32, int32_t)
566
567#define VMSTATE_INT32_ARRAY(_f, _s, _n) \
568 VMSTATE_INT32_ARRAY_V(_f, _s, _n, 0)
569
570#define VMSTATE_UINT32_SUB_ARRAY(_f, _s, _start, _num) \
571 VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint32, uint32_t)
572
573#define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
574 VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)
575
576#define VMSTATE_INT64_ARRAY_V(_f, _s, _n, _v) \
577 VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int64, int64_t)
578
579#define VMSTATE_INT64_ARRAY(_f, _s, _n) \
580 VMSTATE_INT64_ARRAY_V(_f, _s, _n, 0)
581
582#define VMSTATE_BUFFER_V(_f, _s, _v) \
583 VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f)))
584
585#define VMSTATE_BUFFER(_f, _s) \
586 VMSTATE_BUFFER_V(_f, _s, 0)
587
588#define VMSTATE_PARTIAL_BUFFER(_f, _s, _size) \
589 VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, 0, _size)
590
591#define VMSTATE_BUFFER_START_MIDDLE(_f, _s, _start) \
592 VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, _start, sizeof(typeof_field(_s, _f)))
593
594#define VMSTATE_PARTIAL_VBUFFER(_f, _s, _size) \
595 VMSTATE_VBUFFER(_f, _s, 0, NULL, 0, _size)
596
597#define VMSTATE_PARTIAL_VBUFFER_UINT32(_f, _s, _size) \
598 VMSTATE_VBUFFER_UINT32(_f, _s, 0, NULL, 0, _size)
599
600#define VMSTATE_SUB_VBUFFER(_f, _s, _start, _size) \
601 VMSTATE_VBUFFER(_f, _s, 0, NULL, _start, _size)
602
603#define VMSTATE_BUFFER_TEST(_f, _s, _test) \
604 VMSTATE_STATIC_BUFFER(_f, _s, 0, _test, 0, sizeof(typeof_field(_s, _f)))
605
606#define VMSTATE_BUFFER_UNSAFE(_field, _state, _version, _size) \
607 VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, vmstate_info_buffer, _size)
608
609#define VMSTATE_UNUSED_V(_v, _size) \
610 VMSTATE_UNUSED_BUFFER(NULL, _v, _size)
611
612#define VMSTATE_UNUSED(_size) \
613 VMSTATE_UNUSED_V(0, _size)
614
615#define VMSTATE_UNUSED_TEST(_test, _size) \
616 VMSTATE_UNUSED_BUFFER(_test, 0, _size)
617
618#define VMSTATE_END_OF_LIST() \
619 {}
620
621int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
622 void *opaque, int version_id);
623void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
624 void *opaque);
625int vmstate_register(DeviceState *dev, int instance_id,
626 const VMStateDescription *vmsd, void *base);
627int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
628 const VMStateDescription *vmsd,
629 void *base, int alias_id,
630 int required_for_version);
631void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,
632 void *opaque);
633
634struct MemoryRegion;
635void vmstate_register_ram(struct MemoryRegion *memory, DeviceState *dev);
636void vmstate_unregister_ram(struct MemoryRegion *memory, DeviceState *dev);
637void vmstate_register_ram_global(struct MemoryRegion *memory);
638
639#endif
Qemu copy for testing