Archipelago » qemu

/*

 * QEMU migration/snapshot declarations

 *

 * Copyright (c) 2009-2011 Red Hat, Inc.

 *

 * Original author: Juan Quintela <quintela@redhat.com>

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

#ifndef QEMU_VMSTATE_H

#define QEMU_VMSTATE_H 1

typedef void SaveSetParamsHandler(int blk_enable, int shared, void * opaque);

typedef void SaveStateHandler(QEMUFile *f, void *opaque);

typedef int SaveLiveStateHandler(QEMUFile *f, int stage, void *opaque);

typedef int LoadStateHandler(QEMUFile *f, void *opaque, int version_id);

int register_savevm(DeviceState *dev,

                    const char *idstr,

                    int instance_id,

                    int version_id,

                    SaveStateHandler *save_state,

                    LoadStateHandler *load_state,

                    void *opaque);

int register_savevm_live(DeviceState *dev,

                         const char *idstr,

                         int instance_id,

                         int version_id,

                         SaveSetParamsHandler *set_params,

                         SaveLiveStateHandler *save_live_state,

                         SaveStateHandler *save_state,

                         LoadStateHandler *load_state,

                         void *opaque);

void unregister_savevm(DeviceState *dev, const char *idstr, void *opaque);

void register_device_unmigratable(DeviceState *dev, const char *idstr,

                                                                void *opaque);

typedef struct VMStateInfo VMStateInfo;

typedef struct VMStateDescription VMStateDescription;

struct VMStateInfo {

    const char *name;

    int (*get)(QEMUFile *f, void *pv, size_t size);

    void (*put)(QEMUFile *f, void *pv, size_t size);

};

enum VMStateFlags {

    VMS_SINGLE           = 0x001,

    VMS_POINTER          = 0x002,

    VMS_ARRAY            = 0x004,

    VMS_STRUCT           = 0x008,

    VMS_VARRAY_INT32     = 0x010,  /* Array with size in int32_t field*/

    VMS_BUFFER           = 0x020,  /* static sized buffer */

    VMS_ARRAY_OF_POINTER = 0x040,

    VMS_VARRAY_UINT16    = 0x080,  /* Array with size in uint16_t field */

    VMS_VBUFFER          = 0x100,  /* Buffer with size in int32_t field */

    VMS_MULTIPLY         = 0x200,  /* multiply "size" field by field_size */

    VMS_VARRAY_UINT8     = 0x400,  /* Array with size in uint8_t field*/

    VMS_VARRAY_UINT32    = 0x800,  /* Array with size in uint32_t field*/

};

typedef struct {

    const char *name;

    size_t offset;

    size_t size;

    size_t start;

    int num;

    size_t num_offset;

    size_t size_offset;

    const VMStateInfo *info;

    enum VMStateFlags flags;

    const VMStateDescription *vmsd;

    int version_id;

    bool (*field_exists)(void *opaque, int version_id);

} VMStateField;

typedef struct VMStateSubsection {

    const VMStateDescription *vmsd;

    bool (*needed)(void *opaque);

} VMStateSubsection;

struct VMStateDescription {

    const char *name;

    int unmigratable;

    int version_id;

    int minimum_version_id;

    int minimum_version_id_old;

    LoadStateHandler *load_state_old;

    int (*pre_load)(void *opaque);

    int (*post_load)(void *opaque, int version_id);

    void (*pre_save)(void *opaque);

    VMStateField *fields;

    const VMStateSubsection *subsections;

};

extern const VMStateInfo vmstate_info_bool;

extern const VMStateInfo vmstate_info_int8;

extern const VMStateInfo vmstate_info_int16;

extern const VMStateInfo vmstate_info_int32;

extern const VMStateInfo vmstate_info_int64;

extern const VMStateInfo vmstate_info_uint8_equal;

extern const VMStateInfo vmstate_info_uint16_equal;

extern const VMStateInfo vmstate_info_int32_equal;

extern const VMStateInfo vmstate_info_uint32_equal;

extern const VMStateInfo vmstate_info_int32_le;

extern const VMStateInfo vmstate_info_uint8;

extern const VMStateInfo vmstate_info_uint16;

extern const VMStateInfo vmstate_info_uint32;

extern const VMStateInfo vmstate_info_uint64;

extern const VMStateInfo vmstate_info_timer;

extern const VMStateInfo vmstate_info_buffer;

extern const VMStateInfo vmstate_info_unused_buffer;

#define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)

#define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)

#define vmstate_offset_value(_state, _field, _type)                  \

    (offsetof(_state, _field) +                                      \

     type_check(_type, typeof_field(_state, _field)))

#define vmstate_offset_pointer(_state, _field, _type)                \

    (offsetof(_state, _field) +                                      \

     type_check_pointer(_type, typeof_field(_state, _field)))

#define vmstate_offset_array(_state, _field, _type, _num)            \

    (offsetof(_state, _field) +                                      \

     type_check_array(_type, typeof_field(_state, _field), _num))

#define vmstate_offset_sub_array(_state, _field, _type, _start)      \

    (offsetof(_state, _field[_start]))

#define vmstate_offset_buffer(_state, _field)                        \

    vmstate_offset_array(_state, _field, uint8_t,                    \

                         sizeof(typeof_field(_state, _field)))

#define VMSTATE_SINGLE_TEST(_field, _state, _test, _version, _info, _type) { \

    .name         = (stringify(_field)),                             \

    .version_id   = (_version),                                      \

    .field_exists = (_test),                                         \

    .size         = sizeof(_type),                                   \

    .info         = &(_info),                                        \

    .flags        = VMS_SINGLE,                                      \

    .offset       = vmstate_offset_value(_state, _field, _type),     \

}

#define VMSTATE_POINTER(_field, _state, _version, _info, _type) {    \

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_SINGLE|VMS_POINTER,                            \

    .offset     = vmstate_offset_value(_state, _field, _type),       \

}

#define VMSTATE_POINTER_TEST(_field, _state, _test, _info, _type) {  \

    .name       = (stringify(_field)),                               \

    .info       = &(_info),                                          \

    .field_exists = (_test),                                         \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_SINGLE|VMS_POINTER,                            \

    .offset     = vmstate_offset_value(_state, _field, _type),       \

}

#define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .num        = (_num),                                            \

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_ARRAY,                                         \

    .offset     = vmstate_offset_array(_state, _field, _type, _num), \

}

#define VMSTATE_ARRAY_TEST(_field, _state, _num, _test, _info, _type) {\

    .name         = (stringify(_field)),                              \

    .field_exists = (_test),                                          \

    .num          = (_num),                                           \

    .info         = &(_info),                                         \

    .size         = sizeof(_type),                                    \

    .flags        = VMS_ARRAY,                                        \

    .offset       = vmstate_offset_array(_state, _field, _type, _num),\

}

#define VMSTATE_SUB_ARRAY(_field, _state, _start, _num, _version, _info, _type) { \

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .num        = (_num),                                            \

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_ARRAY,                                         \

    .offset     = vmstate_offset_sub_array(_state, _field, _type, _start), \

}

#define VMSTATE_ARRAY_INT32_UNSAFE(_field, _state, _field_num, _info, _type) {\

    .name       = (stringify(_field)),                               \

    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_VARRAY_INT32,                                  \

    .offset     = offsetof(_state, _field),                          \

}

#define VMSTATE_VARRAY_INT32(_field, _state, _field_num, _version, _info, _type) {\

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_VARRAY_INT32|VMS_POINTER,                      \

    .offset     = vmstate_offset_pointer(_state, _field, _type),     \

}

#define VMSTATE_VARRAY_UINT32(_field, _state, _field_num, _version, _info, _type) {\

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_VARRAY_UINT32|VMS_POINTER,                     \

    .offset     = vmstate_offset_pointer(_state, _field, _type),     \

}

#define VMSTATE_VARRAY_UINT16_UNSAFE(_field, _state, _field_num, _version, _info, _type) {\

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_VARRAY_UINT16,                                 \

    .offset     = offsetof(_state, _field),                          \

}

#define VMSTATE_STRUCT_TEST(_field, _state, _test, _version, _vmsd, _type) { \

    .name         = (stringify(_field)),                             \

    .version_id   = (_version),                                      \

    .field_exists = (_test),                                         \

    .vmsd         = &(_vmsd),                                        \

    .size         = sizeof(_type),                                   \

    .flags        = VMS_STRUCT,                                      \

    .offset       = vmstate_offset_value(_state, _field, _type),     \

}

#define VMSTATE_STRUCT_POINTER_TEST(_field, _state, _test, _vmsd, _type) { \

    .name         = (stringify(_field)),                             \

    .field_exists = (_test),                                         \

    .vmsd         = &(_vmsd),                                        \

    .size         = sizeof(_type),                                   \

    .flags        = VMS_STRUCT|VMS_POINTER,                          \

    .offset       = vmstate_offset_value(_state, _field, _type),     \

}

#define VMSTATE_ARRAY_OF_POINTER(_field, _state, _num, _version, _info, _type) {\

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .num        = (_num),                                            \

    .info       = &(_info),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_ARRAY|VMS_ARRAY_OF_POINTER,                    \

    .offset     = vmstate_offset_array(_state, _field, _type, _num), \

}

#define VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, _test, _version, _vmsd, _type) { \

    .name         = (stringify(_field)),                             \

    .num          = (_num),                                          \

    .field_exists = (_test),                                         \

    .version_id   = (_version),                                      \

    .vmsd         = &(_vmsd),                                        \

    .size         = sizeof(_type),                                   \

    .flags        = VMS_STRUCT|VMS_ARRAY,                            \

    .offset       = vmstate_offset_array(_state, _field, _type, _num),\

}

#define VMSTATE_STRUCT_VARRAY_UINT8(_field, _state, _field_num, _version, _vmsd, _type) { \

    .name       = (stringify(_field)),                               \

    .num_offset = vmstate_offset_value(_state, _field_num, uint8_t), \

    .version_id = (_version),                                        \

    .vmsd       = &(_vmsd),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_STRUCT|VMS_VARRAY_UINT8,                       \

    .offset     = offsetof(_state, _field),                          \

}

#define VMSTATE_STRUCT_VARRAY_POINTER_INT32(_field, _state, _field_num, _vmsd, _type) { \

    .name       = (stringify(_field)),                               \

    .version_id = 0,                                                 \

    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \

    .size       = sizeof(_type),                                     \

    .vmsd       = &(_vmsd),                                          \

    .flags      = VMS_POINTER | VMS_VARRAY_INT32 | VMS_STRUCT,       \

    .offset     = vmstate_offset_pointer(_state, _field, _type),     \

}

#define VMSTATE_STRUCT_VARRAY_POINTER_UINT16(_field, _state, _field_num, _vmsd, _type) { \

    .name       = (stringify(_field)),                               \

    .version_id = 0,                                                 \

    .num_offset = vmstate_offset_value(_state, _field_num, uint16_t),\

    .size       = sizeof(_type),                                     \

    .vmsd       = &(_vmsd),                                          \

    .flags      = VMS_POINTER | VMS_VARRAY_UINT16 | VMS_STRUCT,      \

    .offset     = vmstate_offset_pointer(_state, _field, _type),     \

}

#define VMSTATE_STRUCT_VARRAY_INT32(_field, _state, _field_num, _version, _vmsd, _type) { \

    .name       = (stringify(_field)),                               \

    .num_offset = vmstate_offset_value(_state, _field_num, int32_t), \

    .version_id = (_version),                                        \

    .vmsd       = &(_vmsd),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_STRUCT|VMS_VARRAY_INT32,                       \

    .offset     = offsetof(_state, _field),                          \

}

#define VMSTATE_STRUCT_VARRAY_UINT32(_field, _state, _field_num, _version, _vmsd, _type) { \

    .name       = (stringify(_field)),                               \

    .num_offset = vmstate_offset_value(_state, _field_num, uint32_t), \

    .version_id = (_version),                                        \

    .vmsd       = &(_vmsd),                                          \

    .size       = sizeof(_type),                                     \

    .flags      = VMS_STRUCT|VMS_VARRAY_UINT32,                      \

    .offset     = offsetof(_state, _field),                          \

}

#define VMSTATE_STATIC_BUFFER(_field, _state, _version, _test, _start, _size) { \

    .name         = (stringify(_field)),                             \

    .version_id   = (_version),                                      \

    .field_exists = (_test),                                         \

    .size         = (_size - _start),                                \

    .info         = &vmstate_info_buffer,                            \

    .flags        = VMS_BUFFER,                                      \

    .offset       = vmstate_offset_buffer(_state, _field) + _start,  \

}

#define VMSTATE_BUFFER_MULTIPLY(_field, _state, _version, _test, _start, _field_size, _multiply) { \

    .name         = (stringify(_field)),                             \

    .version_id   = (_version),                                      \

    .field_exists = (_test),                                         \

    .size_offset  = vmstate_offset_value(_state, _field_size, uint32_t),\

    .size         = (_multiply),                                      \

    .info         = &vmstate_info_buffer,                            \

    .flags        = VMS_VBUFFER|VMS_MULTIPLY,                        \

    .offset       = offsetof(_state, _field),                        \

    .start        = (_start),                                        \

}

#define VMSTATE_VBUFFER(_field, _state, _version, _test, _start, _field_size) { \

    .name         = (stringify(_field)),                             \

    .version_id   = (_version),                                      \

    .field_exists = (_test),                                         \

    .size_offset  = vmstate_offset_value(_state, _field_size, int32_t),\

    .info         = &vmstate_info_buffer,                            \

    .flags        = VMS_VBUFFER|VMS_POINTER,                         \

    .offset       = offsetof(_state, _field),                        \

    .start        = (_start),                                        \

}

#define VMSTATE_VBUFFER_UINT32(_field, _state, _version, _test, _start, _field_size) { \

    .name         = (stringify(_field)),                             \

    .version_id   = (_version),                                      \

    .field_exists = (_test),                                         \

    .size_offset  = vmstate_offset_value(_state, _field_size, uint32_t),\

    .info         = &vmstate_info_buffer,                            \

    .flags        = VMS_VBUFFER|VMS_POINTER,                         \

    .offset       = offsetof(_state, _field),                        \

    .start        = (_start),                                        \

}

#define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) { \

    .name       = (stringify(_field)),                               \

    .version_id = (_version),                                        \

    .size       = (_size),                                           \

    .info       = &(_info),                                          \

    .flags      = VMS_BUFFER,                                        \

    .offset     = offsetof(_state, _field),                          \

}

#define VMSTATE_UNUSED_BUFFER(_test, _version, _size) {              \

    .name         = "unused",                                        \

    .field_exists = (_test),                                         \

    .version_id   = (_version),                                      \

    .size         = (_size),                                         \

    .info         = &vmstate_info_unused_buffer,                     \

    .flags        = VMS_BUFFER,                                      \

}

/* _f : field name

   _f_n : num of elements field_name

   _n : num of elements

   _s : struct state name

   _v : version

*/

#define VMSTATE_SINGLE(_field, _state, _version, _info, _type)        \

    VMSTATE_SINGLE_TEST(_field, _state, NULL, _version, _info, _type)

#define VMSTATE_STRUCT(_field, _state, _version, _vmsd, _type)        \

    VMSTATE_STRUCT_TEST(_field, _state, NULL, _version, _vmsd, _type)

#define VMSTATE_STRUCT_POINTER(_field, _state, _vmsd, _type)          \

    VMSTATE_STRUCT_POINTER_TEST(_field, _state, NULL, _vmsd, _type)

#define VMSTATE_STRUCT_ARRAY(_field, _state, _num, _version, _vmsd, _type) \

    VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, NULL, _version,   \

            _vmsd, _type)

#define VMSTATE_BOOL_V(_f, _s, _v)                                    \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_bool, bool)

#define VMSTATE_INT8_V(_f, _s, _v)                                    \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int8, int8_t)

#define VMSTATE_INT16_V(_f, _s, _v)                                   \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int16, int16_t)

#define VMSTATE_INT32_V(_f, _s, _v)                                   \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int32, int32_t)

#define VMSTATE_INT64_V(_f, _s, _v)                                   \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_int64, int64_t)

#define VMSTATE_UINT8_V(_f, _s, _v)                                   \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, uint8_t)

#define VMSTATE_UINT16_V(_f, _s, _v)                                  \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, uint16_t)

#define VMSTATE_UINT32_V(_f, _s, _v)                                  \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, uint32_t)

#define VMSTATE_UINT64_V(_f, _s, _v)                                  \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, uint64_t)

#define VMSTATE_BOOL(_f, _s)                                          \

    VMSTATE_BOOL_V(_f, _s, 0)

#define VMSTATE_INT8(_f, _s)                                          \

    VMSTATE_INT8_V(_f, _s, 0)

#define VMSTATE_INT16(_f, _s)                                         \

    VMSTATE_INT16_V(_f, _s, 0)

#define VMSTATE_INT32(_f, _s)                                         \

    VMSTATE_INT32_V(_f, _s, 0)

#define VMSTATE_INT64(_f, _s)                                         \

    VMSTATE_INT64_V(_f, _s, 0)

#define VMSTATE_UINT8(_f, _s)                                         \

    VMSTATE_UINT8_V(_f, _s, 0)

#define VMSTATE_UINT16(_f, _s)                                        \

    VMSTATE_UINT16_V(_f, _s, 0)

#define VMSTATE_UINT32(_f, _s)                                        \

    VMSTATE_UINT32_V(_f, _s, 0)

#define VMSTATE_UINT64(_f, _s)                                        \

    VMSTATE_UINT64_V(_f, _s, 0)

#define VMSTATE_UINT8_EQUAL(_f, _s)                                   \

    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t)

#define VMSTATE_UINT16_EQUAL(_f, _s)                                  \

    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint16_equal, uint16_t)

#define VMSTATE_UINT16_EQUAL_V(_f, _s, _v)                            \

    VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16_equal, uint16_t)

#define VMSTATE_INT32_EQUAL(_f, _s)                                   \

    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t)

#define VMSTATE_UINT32_EQUAL(_f, _s)                                   \

    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint32_equal, uint32_t)

#define VMSTATE_INT32_LE(_f, _s)                                   \

    VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)

#define VMSTATE_UINT8_TEST(_f, _s, _t)                               \

    VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint8, uint8_t)

#define VMSTATE_UINT16_TEST(_f, _s, _t)                               \

    VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint16, uint16_t)

#define VMSTATE_UINT32_TEST(_f, _s, _t)                                  \

    VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint32, uint32_t)

#define VMSTATE_TIMER_TEST(_f, _s, _test)                             \

    VMSTATE_POINTER_TEST(_f, _s, _test, vmstate_info_timer, QEMUTimer *)

#define VMSTATE_TIMER(_f, _s)                                         \

    VMSTATE_TIMER_TEST(_f, _s, NULL)

#define VMSTATE_TIMER_ARRAY(_f, _s, _n)                              \

    VMSTATE_ARRAY_OF_POINTER(_f, _s, _n, 0, vmstate_info_timer, QEMUTimer *)

#define VMSTATE_BOOL_ARRAY_V(_f, _s, _n, _v)                         \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_bool, bool)

#define VMSTATE_BOOL_ARRAY(_f, _s, _n)                               \

    VMSTATE_BOOL_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v)                         \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)

#define VMSTATE_UINT16_ARRAY(_f, _s, _n)                               \

    VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_UINT8_ARRAY_V(_f, _s, _n, _v)                         \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint8, uint8_t)

#define VMSTATE_UINT8_ARRAY(_f, _s, _n)                               \

    VMSTATE_UINT8_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v)                        \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)

#define VMSTATE_UINT32_ARRAY(_f, _s, _n)                              \

    VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_UINT64_ARRAY_V(_f, _s, _n, _v)                        \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint64, uint64_t)

#define VMSTATE_UINT64_ARRAY(_f, _s, _n)                              \

    VMSTATE_UINT64_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_INT16_ARRAY_V(_f, _s, _n, _v)                         \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int16, int16_t)

#define VMSTATE_INT16_ARRAY(_f, _s, _n)                               \

    VMSTATE_INT16_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_INT32_ARRAY_V(_f, _s, _n, _v)                         \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int32, int32_t)

#define VMSTATE_INT32_ARRAY(_f, _s, _n)                               \

    VMSTATE_INT32_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_UINT32_SUB_ARRAY(_f, _s, _start, _num)                \

    VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint32, uint32_t)

#define VMSTATE_UINT32_ARRAY(_f, _s, _n)                              \

    VMSTATE_UINT32_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_INT64_ARRAY_V(_f, _s, _n, _v)                         \

    VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_int64, int64_t)

#define VMSTATE_INT64_ARRAY(_f, _s, _n)                               \

    VMSTATE_INT64_ARRAY_V(_f, _s, _n, 0)

#define VMSTATE_BUFFER_V(_f, _s, _v)                                  \

    VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f)))

#define VMSTATE_BUFFER(_f, _s)                                        \

    VMSTATE_BUFFER_V(_f, _s, 0)

#define VMSTATE_PARTIAL_BUFFER(_f, _s, _size)                         \

    VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, 0, _size)

#define VMSTATE_BUFFER_START_MIDDLE(_f, _s, _start) \

    VMSTATE_STATIC_BUFFER(_f, _s, 0, NULL, _start, sizeof(typeof_field(_s, _f)))

#define VMSTATE_PARTIAL_VBUFFER(_f, _s, _size)                        \

    VMSTATE_VBUFFER(_f, _s, 0, NULL, 0, _size)

#define VMSTATE_PARTIAL_VBUFFER_UINT32(_f, _s, _size)                        \

    VMSTATE_VBUFFER_UINT32(_f, _s, 0, NULL, 0, _size)

#define VMSTATE_SUB_VBUFFER(_f, _s, _start, _size)                    \

    VMSTATE_VBUFFER(_f, _s, 0, NULL, _start, _size)

#define VMSTATE_BUFFER_TEST(_f, _s, _test)                            \

    VMSTATE_STATIC_BUFFER(_f, _s, 0, _test, 0, sizeof(typeof_field(_s, _f)))

#define VMSTATE_BUFFER_UNSAFE(_field, _state, _version, _size)        \

    VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, vmstate_info_buffer, _size)

#define VMSTATE_UNUSED_V(_v, _size)                                   \

    VMSTATE_UNUSED_BUFFER(NULL, _v, _size)

#define VMSTATE_UNUSED(_size)                                         \

    VMSTATE_UNUSED_V(0, _size)

#define VMSTATE_UNUSED_TEST(_test, _size)                             \

    VMSTATE_UNUSED_BUFFER(_test, 0, _size)

#define VMSTATE_END_OF_LIST()                                         \

    {}

int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,

                       void *opaque, int version_id);

void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,

                        void *opaque);

int vmstate_register(DeviceState *dev, int instance_id,

                     const VMStateDescription *vmsd, void *base);

int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,

                                   const VMStateDescription *vmsd,

                                   void *base, int alias_id,

                                   int required_for_version);

void vmstate_unregister(DeviceState *dev, const VMStateDescription *vmsd,

                        void *opaque);

struct MemoryRegion;

void vmstate_register_ram(struct MemoryRegion *memory, DeviceState *dev);

void vmstate_unregister_ram(struct MemoryRegion *memory, DeviceState *dev);

void vmstate_register_ram_global(struct MemoryRegion *memory);

#endif