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1261 lines
60 KiB
C
1261 lines
60 KiB
C
/*
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* QEMU migration/snapshot declarations
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*
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* Copyright (c) 2009-2011 Red Hat, Inc.
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*
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* Original author: Juan Quintela <quintela@redhat.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef QEMU_VMSTATE_H
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#define QEMU_VMSTATE_H
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#include "hw/vmstate-if.h"
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typedef struct VMStateInfo VMStateInfo;
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typedef struct VMStateField VMStateField;
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/* VMStateInfo allows customized migration of objects that don't fit in
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* any category in VMStateFlags. Additional information is always passed
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* into get and put in terms of field and vmdesc parameters. However
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* these two parameters should only be used in cases when customized
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* handling is needed, such as QTAILQ. For primitive data types such as
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* integer, field and vmdesc parameters should be ignored inside get/put.
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*/
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struct VMStateInfo {
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const char *name;
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int coroutine_mixed_fn (*get)(QEMUFile *f, void *pv, size_t size,
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const VMStateField *field);
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int coroutine_mixed_fn (*put)(QEMUFile *f, void *pv, size_t size,
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const VMStateField *field,
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JSONWriter *vmdesc);
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};
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enum VMStateFlags {
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/* Ignored */
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VMS_SINGLE = 0x001,
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/* The struct member at opaque + VMStateField.offset is a pointer
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* to the actual field (e.g. struct a { uint8_t *b;
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* }). Dereference the pointer before using it as basis for
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* further pointer arithmetic (see e.g. VMS_ARRAY). Does not
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* affect the meaning of VMStateField.num_offset or
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* VMStateField.size_offset; see VMS_VARRAY* and VMS_VBUFFER for
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* those. */
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VMS_POINTER = 0x002,
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/* The field is an array of fixed size. VMStateField.num contains
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* the number of entries in the array. The size of each entry is
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* given by VMStateField.size and / or opaque +
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* VMStateField.size_offset; see VMS_VBUFFER and
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* VMS_MULTIPLY. Each array entry will be processed individually
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* (VMStateField.info.get()/put() if VMS_STRUCT is not set,
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* recursion into VMStateField.vmsd if VMS_STRUCT is set). May not
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* be combined with VMS_VARRAY*. */
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VMS_ARRAY = 0x004,
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/* The field is itself a struct, containing one or more
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* fields. Recurse into VMStateField.vmsd. Most useful in
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* combination with VMS_ARRAY / VMS_VARRAY*, recursing into each
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* array entry. */
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VMS_STRUCT = 0x008,
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/* The field is an array of variable size. The int32_t at opaque +
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* VMStateField.num_offset contains the number of entries in the
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* array. See the VMS_ARRAY description regarding array handling
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* in general. May not be combined with VMS_ARRAY or any other
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* VMS_VARRAY*. */
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VMS_VARRAY_INT32 = 0x010,
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/* Ignored */
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VMS_BUFFER = 0x020,
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/* The field is a (fixed-size or variable-size) array of pointers
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* (e.g. struct a { uint8_t *b[]; }). Dereference each array entry
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* before using it. Note: Does not imply any one of VMS_ARRAY /
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* VMS_VARRAY*; these need to be set explicitly. */
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VMS_ARRAY_OF_POINTER = 0x040,
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/* The field is an array of variable size. The uint16_t at opaque
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* + VMStateField.num_offset (subject to VMS_MULTIPLY_ELEMENTS)
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* contains the number of entries in the array. See the VMS_ARRAY
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* description regarding array handling in general. May not be
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* combined with VMS_ARRAY or any other VMS_VARRAY*. */
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VMS_VARRAY_UINT16 = 0x080,
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/* The size of the individual entries (a single array entry if
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* VMS_ARRAY or any of VMS_VARRAY* are set, or the field itself if
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* neither is set) is variable (i.e. not known at compile-time),
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* but the same for all entries. Use the int32_t at opaque +
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* VMStateField.size_offset (subject to VMS_MULTIPLY) to determine
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* the size of each (and every) entry. */
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VMS_VBUFFER = 0x100,
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/* Multiply the entry size given by the int32_t at opaque +
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* VMStateField.size_offset (see VMS_VBUFFER description) with
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* VMStateField.size to determine the number of bytes to be
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* allocated. Only valid in combination with VMS_VBUFFER. */
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VMS_MULTIPLY = 0x200,
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/* The field is an array of variable size. The uint8_t at opaque +
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* VMStateField.num_offset (subject to VMS_MULTIPLY_ELEMENTS)
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* contains the number of entries in the array. See the VMS_ARRAY
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* description regarding array handling in general. May not be
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* combined with VMS_ARRAY or any other VMS_VARRAY*. */
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VMS_VARRAY_UINT8 = 0x400,
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/* The field is an array of variable size. The uint32_t at opaque
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* + VMStateField.num_offset (subject to VMS_MULTIPLY_ELEMENTS)
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* contains the number of entries in the array. See the VMS_ARRAY
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* description regarding array handling in general. May not be
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* combined with VMS_ARRAY or any other VMS_VARRAY*. */
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VMS_VARRAY_UINT32 = 0x800,
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/* Fail loading the serialised VM state if this field is missing
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* from the input. */
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VMS_MUST_EXIST = 0x1000,
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/* When loading serialised VM state, allocate memory for the
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* (entire) field. Only valid in combination with
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* VMS_POINTER. Note: Not all combinations with other flags are
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* currently supported, e.g. VMS_ALLOC|VMS_ARRAY_OF_POINTER won't
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* cause the individual entries to be allocated. */
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VMS_ALLOC = 0x2000,
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/* Multiply the number of entries given by the integer at opaque +
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* VMStateField.num_offset (see VMS_VARRAY*) with VMStateField.num
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* to determine the number of entries in the array. Only valid in
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* combination with one of VMS_VARRAY*. */
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VMS_MULTIPLY_ELEMENTS = 0x4000,
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/* A structure field that is like VMS_STRUCT, but uses
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* VMStateField.struct_version_id to tell which version of the
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* structure we are referencing to use. */
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VMS_VSTRUCT = 0x8000,
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/* Marker for end of list */
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VMS_END = 0x10000
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};
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typedef enum {
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MIG_PRI_DEFAULT = 0,
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MIG_PRI_IOMMU, /* Must happen before PCI devices */
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MIG_PRI_PCI_BUS, /* Must happen before IOMMU */
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MIG_PRI_VIRTIO_MEM, /* Must happen before IOMMU */
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MIG_PRI_GICV3_ITS, /* Must happen before PCI devices */
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MIG_PRI_GICV3, /* Must happen before the ITS */
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MIG_PRI_MAX,
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} MigrationPriority;
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struct VMStateField {
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const char *name;
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const char *err_hint;
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size_t offset;
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size_t size;
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size_t start;
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int num;
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size_t num_offset;
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size_t size_offset;
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const VMStateInfo *info;
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enum VMStateFlags flags;
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const VMStateDescription *vmsd;
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int version_id;
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int struct_version_id;
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bool (*field_exists)(void *opaque, int version_id);
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};
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struct VMStateDescription {
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const char *name;
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bool unmigratable;
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/*
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* This VMSD describes something that should be sent during setup phase
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* of migration. It plays similar role as save_setup() for explicitly
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* registered vmstate entries, so it can be seen as a way to describe
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* save_setup() in VMSD structures.
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*
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* Note that for now, a SaveStateEntry cannot have a VMSD and
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* operations (e.g., save_setup()) set at the same time. Consequently,
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* save_setup() and a VMSD with early_setup set to true are mutually
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* exclusive. For this reason, also early_setup VMSDs are migrated in a
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* QEMU_VM_SECTION_FULL section, while save_setup() data is migrated in
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* a QEMU_VM_SECTION_START section.
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*/
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bool early_setup;
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int version_id;
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int minimum_version_id;
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MigrationPriority priority;
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int (*pre_load)(void *opaque);
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int (*post_load)(void *opaque, int version_id);
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int (*pre_save)(void *opaque);
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int (*post_save)(void *opaque);
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bool (*needed)(void *opaque);
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bool (*dev_unplug_pending)(void *opaque);
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const VMStateField *fields;
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const VMStateDescription * const *subsections;
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};
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extern const VMStateInfo vmstate_info_bool;
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extern const VMStateInfo vmstate_info_int8;
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extern const VMStateInfo vmstate_info_int16;
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extern const VMStateInfo vmstate_info_int32;
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extern const VMStateInfo vmstate_info_int64;
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extern const VMStateInfo vmstate_info_uint8_equal;
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extern const VMStateInfo vmstate_info_uint16_equal;
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extern const VMStateInfo vmstate_info_int32_equal;
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extern const VMStateInfo vmstate_info_uint32_equal;
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extern const VMStateInfo vmstate_info_uint64_equal;
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extern const VMStateInfo vmstate_info_int32_le;
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extern const VMStateInfo vmstate_info_uint8;
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extern const VMStateInfo vmstate_info_uint16;
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extern const VMStateInfo vmstate_info_uint32;
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extern const VMStateInfo vmstate_info_uint64;
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/** Put this in the stream when migrating a null pointer.*/
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#define VMS_NULLPTR_MARKER (0x30U) /* '0' */
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extern const VMStateInfo vmstate_info_nullptr;
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extern const VMStateInfo vmstate_info_cpudouble;
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extern const VMStateInfo vmstate_info_timer;
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extern const VMStateInfo vmstate_info_buffer;
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extern const VMStateInfo vmstate_info_unused_buffer;
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extern const VMStateInfo vmstate_info_tmp;
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extern const VMStateInfo vmstate_info_bitmap;
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extern const VMStateInfo vmstate_info_qtailq;
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extern const VMStateInfo vmstate_info_gtree;
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extern const VMStateInfo vmstate_info_qlist;
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#define type_check_2darray(t1,t2,n,m) ((t1(*)[n][m])0 - (t2*)0)
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/*
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* Check that type t2 is an array of type t1 of size n,
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* e.g. if t1 is 'foo' and n is 32 then t2 must be 'foo[32]'
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*/
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#define type_check_array(t1,t2,n) ((t1(*)[n])0 - (t2*)0)
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#define type_check_pointer(t1,t2) ((t1**)0 - (t2*)0)
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/*
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* type of element 0 of the specified (array) field of the type.
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* Note that if the field is a pointer then this will return the
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* pointed-to type rather than complaining.
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*/
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#define typeof_elt_of_field(type, field) typeof(((type *)0)->field[0])
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/* Check that field f in struct type t2 is an array of t1, of any size */
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#define type_check_varray(t1, t2, f) \
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(type_check(t1, typeof_elt_of_field(t2, f)) \
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+ QEMU_BUILD_BUG_ON_ZERO(!QEMU_IS_ARRAY(((t2 *)0)->f)))
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#define vmstate_offset_value(_state, _field, _type) \
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(offsetof(_state, _field) + \
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type_check(_type, typeof_field(_state, _field)))
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#define vmstate_offset_pointer(_state, _field, _type) \
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(offsetof(_state, _field) + \
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type_check_pointer(_type, typeof_field(_state, _field)))
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#define vmstate_offset_array(_state, _field, _type, _num) \
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(offsetof(_state, _field) + \
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type_check_array(_type, typeof_field(_state, _field), _num))
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#define vmstate_offset_2darray(_state, _field, _type, _n1, _n2) \
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(offsetof(_state, _field) + \
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type_check_2darray(_type, typeof_field(_state, _field), _n1, _n2))
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#define vmstate_offset_sub_array(_state, _field, _type, _start) \
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vmstate_offset_value(_state, _field[_start], _type)
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#define vmstate_offset_buffer(_state, _field) \
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vmstate_offset_array(_state, _field, uint8_t, \
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sizeof(typeof_field(_state, _field)))
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#define vmstate_offset_varray(_state, _field, _type) \
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(offsetof(_state, _field) + \
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type_check_varray(_type, _state, _field))
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/* In the macros below, if there is a _version, that means the macro's
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* field will be processed only if the version being received is >=
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* the _version specified. In general, if you add a new field, you
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* would increment the structure's version and put that version
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* number into the new field so it would only be processed with the
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* new version.
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*
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* In particular, for VMSTATE_STRUCT() and friends the _version does
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* *NOT* pick the version of the sub-structure. It works just as
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* specified above. The version of the top-level structure received
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* is passed down to all sub-structures. This means that the
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* sub-structures must have version that are compatible with all the
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* structures that use them.
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*
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* If you want to specify the version of the sub-structure, use
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* VMSTATE_VSTRUCT(), which allows the specific sub-structure version
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* to be directly specified.
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*/
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#define VMSTATE_SINGLE_TEST(_field, _state, _test, _version, _info, _type) { \
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.field_exists = (_test), \
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.size = sizeof(_type), \
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.info = &(_info), \
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.flags = VMS_SINGLE, \
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.offset = vmstate_offset_value(_state, _field, _type), \
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}
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#define VMSTATE_SINGLE_FULL(_field, _state, _test, _version, _info, \
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_type, _err_hint) { \
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.name = (stringify(_field)), \
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.err_hint = (_err_hint), \
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.version_id = (_version), \
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.field_exists = (_test), \
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.size = sizeof(_type), \
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.info = &(_info), \
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.flags = VMS_SINGLE, \
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.offset = vmstate_offset_value(_state, _field, _type), \
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}
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/* Validate state using a boolean predicate. */
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#define VMSTATE_VALIDATE(_name, _test) { \
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.name = (_name), \
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.field_exists = (_test), \
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.flags = VMS_ARRAY | VMS_MUST_EXIST, \
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.num = 0, /* 0 elements: no data, only run _test */ \
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}
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#define VMSTATE_POINTER(_field, _state, _version, _info, _type) { \
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_SINGLE|VMS_POINTER, \
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.offset = vmstate_offset_value(_state, _field, _type), \
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}
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#define VMSTATE_POINTER_TEST(_field, _state, _test, _info, _type) { \
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.name = (stringify(_field)), \
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.info = &(_info), \
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.field_exists = (_test), \
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.size = sizeof(_type), \
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.flags = VMS_SINGLE|VMS_POINTER, \
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.offset = vmstate_offset_value(_state, _field, _type), \
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}
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#define VMSTATE_ARRAY(_field, _state, _num, _version, _info, _type) {\
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.num = (_num), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_ARRAY, \
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.offset = vmstate_offset_array(_state, _field, _type, _num), \
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}
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#define VMSTATE_2DARRAY(_field, _state, _n1, _n2, _version, _info, _type) { \
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.num = (_n1) * (_n2), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_ARRAY, \
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.offset = vmstate_offset_2darray(_state, _field, _type, _n1, _n2), \
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}
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#define VMSTATE_VARRAY_MULTIPLY(_field, _state, _field_num, _multiply, _info, _type) { \
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.name = (stringify(_field)), \
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.num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
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.num = (_multiply), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_VARRAY_UINT32|VMS_MULTIPLY_ELEMENTS, \
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.offset = vmstate_offset_varray(_state, _field, _type), \
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}
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#define VMSTATE_SUB_ARRAY(_field, _state, _start, _num, _version, _info, _type) { \
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.num = (_num), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_ARRAY, \
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.offset = vmstate_offset_sub_array(_state, _field, _type, _start), \
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}
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#define VMSTATE_ARRAY_INT32_UNSAFE(_field, _state, _field_num, _info, _type) {\
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.name = (stringify(_field)), \
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.num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_VARRAY_INT32, \
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.offset = vmstate_offset_varray(_state, _field, _type), \
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}
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#define VMSTATE_VARRAY_INT32(_field, _state, _field_num, _version, _info, _type) {\
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_VARRAY_INT32|VMS_POINTER, \
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.offset = vmstate_offset_pointer(_state, _field, _type), \
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}
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#define VMSTATE_VARRAY_UINT32(_field, _state, _field_num, _version, _info, _type) {\
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.name = (stringify(_field)), \
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.version_id = (_version), \
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.num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
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.info = &(_info), \
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.size = sizeof(_type), \
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.flags = VMS_VARRAY_UINT32|VMS_POINTER, \
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.offset = vmstate_offset_pointer(_state, _field, _type), \
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}
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|
|
#define VMSTATE_VARRAY_UINT32_ALLOC(_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|VMS_ALLOC, \
|
|
.offset = vmstate_offset_pointer(_state, _field, _type), \
|
|
}
|
|
|
|
#define VMSTATE_VARRAY_UINT16_ALLOC(_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 | VMS_POINTER | VMS_ALLOC, \
|
|
.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 = vmstate_offset_varray(_state, _field, _type), \
|
|
}
|
|
|
|
#define VMSTATE_VSTRUCT_TEST(_field, _state, _test, _version, _vmsd, _type, _struct_version) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.struct_version_id = (_struct_version), \
|
|
.field_exists = (_test), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type), \
|
|
.flags = VMS_VSTRUCT, \
|
|
.offset = vmstate_offset_value(_state, _field, _type), \
|
|
}
|
|
|
|
#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_V(_field, _state, _version, _vmsd, _type) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type *), \
|
|
.flags = VMS_STRUCT|VMS_POINTER, \
|
|
.offset = vmstate_offset_pointer(_state, _field, _type), \
|
|
}
|
|
|
|
#define VMSTATE_STRUCT_POINTER_TEST_V(_field, _state, _test, _version, _vmsd, _type) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.field_exists = (_test), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type *), \
|
|
.flags = VMS_STRUCT|VMS_POINTER, \
|
|
.offset = vmstate_offset_pointer(_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_ARRAY_OF_POINTER_TO_STRUCT(_f, _s, _n, _v, _vmsd, _type) { \
|
|
.name = (stringify(_f)), \
|
|
.version_id = (_v), \
|
|
.num = (_n), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type *), \
|
|
.flags = VMS_ARRAY|VMS_STRUCT|VMS_ARRAY_OF_POINTER, \
|
|
.offset = vmstate_offset_array(_s, _f, _type*, _n), \
|
|
}
|
|
|
|
#define VMSTATE_STRUCT_SUB_ARRAY(_field, _state, _start, _num, _version, _vmsd, _type) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.num = (_num), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type), \
|
|
.flags = VMS_STRUCT|VMS_ARRAY, \
|
|
.offset = vmstate_offset_sub_array(_state, _field, _type, _start), \
|
|
}
|
|
|
|
#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_2DARRAY_TEST(_field, _state, _n1, _n2, _test, \
|
|
_version, _vmsd, _type) { \
|
|
.name = (stringify(_field)), \
|
|
.num = (_n1) * (_n2), \
|
|
.field_exists = (_test), \
|
|
.version_id = (_version), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type), \
|
|
.flags = VMS_STRUCT | VMS_ARRAY, \
|
|
.offset = vmstate_offset_2darray(_state, _field, _type, \
|
|
_n1, _n2), \
|
|
}
|
|
|
|
#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 = vmstate_offset_varray(_state, _field, _type), \
|
|
}
|
|
|
|
/* a variable length array (i.e. _type *_field) but we know the
|
|
* length
|
|
*/
|
|
#define VMSTATE_STRUCT_VARRAY_POINTER_KNOWN(_field, _state, _num, _version, _vmsd, _type) { \
|
|
.name = (stringify(_field)), \
|
|
.num = (_num), \
|
|
.version_id = (_version), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type), \
|
|
.flags = VMS_STRUCT|VMS_ARRAY|VMS_POINTER, \
|
|
.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_UINT32(_field, _state, _field_num, _vmsd, _type) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = 0, \
|
|
.num_offset = vmstate_offset_value(_state, _field_num, uint32_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 = vmstate_offset_varray(_state, _field, _type), \
|
|
}
|
|
|
|
#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 = vmstate_offset_varray(_state, _field, _type), \
|
|
}
|
|
|
|
#define VMSTATE_STRUCT_VARRAY_ALLOC(_field, _state, _field_num, _version, _vmsd, _type) {\
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.vmsd = &(_vmsd), \
|
|
.num_offset = vmstate_offset_value(_state, _field_num, int32_t), \
|
|
.size = sizeof(_type), \
|
|
.flags = VMS_STRUCT|VMS_VARRAY_INT32|VMS_ALLOC|VMS_POINTER, \
|
|
.offset = vmstate_offset_pointer(_state, _field, _type), \
|
|
}
|
|
|
|
#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_VBUFFER_MULTIPLY(_field, _state, _version, _test, \
|
|
_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_POINTER|VMS_MULTIPLY, \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
#define VMSTATE_VBUFFER(_field, _state, _version, _test, _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), \
|
|
}
|
|
|
|
#define VMSTATE_VBUFFER_UINT32(_field, _state, _version, _test, _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), \
|
|
}
|
|
|
|
#define VMSTATE_VBUFFER_ALLOC_UINT32(_field, _state, _version, \
|
|
_test, _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|VMS_ALLOC, \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
#define VMSTATE_BUFFER_UNSAFE_INFO_TEST(_field, _state, _test, _version, _info, _size) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.field_exists = (_test), \
|
|
.size = (_size), \
|
|
.info = &(_info), \
|
|
.flags = VMS_BUFFER, \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
#define VMSTATE_BUFFER_POINTER_UNSAFE(_field, _state, _version, _size) { \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.size = (_size), \
|
|
.info = &vmstate_info_buffer, \
|
|
.flags = VMS_BUFFER|VMS_POINTER, \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
/* Allocate a temporary of type 'tmp_type', set tmp->parent to _state
|
|
* and execute the vmsd on the temporary. Note that we're working with
|
|
* the whole of _state here, not a field within it.
|
|
* We compile time check that:
|
|
* That _tmp_type contains a 'parent' member that's a pointer to the
|
|
* '_state' type
|
|
* That the pointer is right at the start of _tmp_type.
|
|
*/
|
|
#define VMSTATE_WITH_TMP_TEST(_state, _test, _tmp_type, _vmsd) { \
|
|
.name = "tmp", \
|
|
.field_exists = (_test), \
|
|
.size = sizeof(_tmp_type) + \
|
|
QEMU_BUILD_BUG_ON_ZERO(offsetof(_tmp_type, parent) != 0) + \
|
|
type_check_pointer(_state, \
|
|
typeof_field(_tmp_type, parent)), \
|
|
.vmsd = &(_vmsd), \
|
|
.info = &vmstate_info_tmp, \
|
|
}
|
|
|
|
#define VMSTATE_WITH_TMP(_state, _tmp_type, _vmsd) \
|
|
VMSTATE_WITH_TMP_TEST(_state, NULL, _tmp_type, _vmsd)
|
|
|
|
#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, \
|
|
}
|
|
|
|
/* Discard size * field_num bytes, where field_num is a uint32 member */
|
|
#define VMSTATE_UNUSED_VARRAY_UINT32(_state, _test, _version, _field_num, _size) {\
|
|
.name = "unused", \
|
|
.field_exists = (_test), \
|
|
.num_offset = vmstate_offset_value(_state, _field_num, uint32_t),\
|
|
.version_id = (_version), \
|
|
.size = (_size), \
|
|
.info = &vmstate_info_unused_buffer, \
|
|
.flags = VMS_VARRAY_UINT32 | VMS_BUFFER, \
|
|
}
|
|
|
|
/* _field_size should be a int32_t field in the _state struct giving the
|
|
* size of the bitmap _field in bits.
|
|
*/
|
|
#define VMSTATE_BITMAP_TEST(_field, _state, _test, _version, _field_size) { \
|
|
.name = (stringify(_field)), \
|
|
.field_exists = (_test), \
|
|
.version_id = (_version), \
|
|
.size_offset = vmstate_offset_value(_state, _field_size, int32_t),\
|
|
.info = &vmstate_info_bitmap, \
|
|
.flags = VMS_VBUFFER|VMS_POINTER, \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
#define VMSTATE_BITMAP(_field, _state, _version, _field_size) \
|
|
VMSTATE_BITMAP_TEST(_field, _state, NULL, _version, _field_size)
|
|
|
|
/* For migrating a QTAILQ.
|
|
* Target QTAILQ needs be properly initialized.
|
|
* _type: type of QTAILQ element
|
|
* _next: name of QTAILQ entry field in QTAILQ element
|
|
* _vmsd: VMSD for QTAILQ element
|
|
* size: size of QTAILQ element
|
|
* start: offset of QTAILQ entry in QTAILQ element
|
|
*/
|
|
#define VMSTATE_QTAILQ_V(_field, _state, _version, _vmsd, _type, _next) \
|
|
{ \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type), \
|
|
.info = &vmstate_info_qtailq, \
|
|
.offset = offsetof(_state, _field), \
|
|
.start = offsetof(_type, _next), \
|
|
}
|
|
|
|
/*
|
|
* For migrating a GTree whose key is a pointer to _key_type and the
|
|
* value, a pointer to _val_type
|
|
* The target tree must have been properly initialized
|
|
* _vmsd: Start address of the 2 element array containing the data vmsd
|
|
* and the key vmsd, in that order
|
|
* _key_type: type of the key
|
|
* _val_type: type of the value
|
|
*/
|
|
#define VMSTATE_GTREE_V(_field, _state, _version, _vmsd, \
|
|
_key_type, _val_type) \
|
|
{ \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.vmsd = (_vmsd), \
|
|
.info = &vmstate_info_gtree, \
|
|
.start = sizeof(_key_type), \
|
|
.size = sizeof(_val_type), \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
/*
|
|
* For migrating a GTree with direct key and the value a pointer
|
|
* to _val_type
|
|
* The target tree must have been properly initialized
|
|
* _vmsd: data vmsd
|
|
* _val_type: type of the value
|
|
*/
|
|
#define VMSTATE_GTREE_DIRECT_KEY_V(_field, _state, _version, _vmsd, _val_type) \
|
|
{ \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.vmsd = (_vmsd), \
|
|
.info = &vmstate_info_gtree, \
|
|
.start = 0, \
|
|
.size = sizeof(_val_type), \
|
|
.offset = offsetof(_state, _field), \
|
|
}
|
|
|
|
/*
|
|
* For migrating a QLIST
|
|
* Target QLIST needs be properly initialized.
|
|
* _type: type of QLIST element
|
|
* _next: name of QLIST_ENTRY entry field in QLIST element
|
|
* _vmsd: VMSD for QLIST element
|
|
* size: size of QLIST element
|
|
* start: offset of QLIST_ENTRY in QTAILQ element
|
|
*/
|
|
#define VMSTATE_QLIST_V(_field, _state, _version, _vmsd, _type, _next) \
|
|
{ \
|
|
.name = (stringify(_field)), \
|
|
.version_id = (_version), \
|
|
.vmsd = &(_vmsd), \
|
|
.size = sizeof(_type), \
|
|
.info = &vmstate_info_qlist, \
|
|
.offset = offsetof(_state, _field), \
|
|
.start = offsetof(_type, _next), \
|
|
}
|
|
|
|
/* _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_VSTRUCT(_field, _state, _vmsd, _type, _struct_version)\
|
|
VMSTATE_VSTRUCT_TEST(_field, _state, NULL, 0, _vmsd, _type, _struct_version)
|
|
|
|
#define VMSTATE_VSTRUCT_V(_field, _state, _version, _vmsd, _type, _struct_version) \
|
|
VMSTATE_VSTRUCT_TEST(_field, _state, NULL, _version, _vmsd, _type, \
|
|
_struct_version)
|
|
|
|
#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_V(_field, _state, 0, _vmsd, _type)
|
|
|
|
#define VMSTATE_STRUCT_POINTER_TEST(_field, _state, _test, _vmsd, _type) \
|
|
VMSTATE_STRUCT_POINTER_TEST_V(_field, _state, _test, 0, _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_STRUCT_2DARRAY(_field, _state, _n1, _n2, _version, \
|
|
_vmsd, _type) \
|
|
VMSTATE_STRUCT_2DARRAY_TEST(_field, _state, _n1, _n2, NULL, \
|
|
_version, _vmsd, _type)
|
|
|
|
#define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) \
|
|
VMSTATE_BUFFER_UNSAFE_INFO_TEST(_field, _state, NULL, _version, _info, \
|
|
_size)
|
|
|
|
#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)
|
|
|
|
#ifdef CONFIG_LINUX
|
|
|
|
#define VMSTATE_U8_V(_f, _s, _v) \
|
|
VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint8, __u8)
|
|
#define VMSTATE_U16_V(_f, _s, _v) \
|
|
VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint16, __u16)
|
|
#define VMSTATE_U32_V(_f, _s, _v) \
|
|
VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint32, __u32)
|
|
#define VMSTATE_U64_V(_f, _s, _v) \
|
|
VMSTATE_SINGLE(_f, _s, _v, vmstate_info_uint64, __u64)
|
|
|
|
#endif
|
|
|
|
#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)
|
|
|
|
#ifdef CONFIG_LINUX
|
|
|
|
#define VMSTATE_U8(_f, _s) \
|
|
VMSTATE_U8_V(_f, _s, 0)
|
|
#define VMSTATE_U16(_f, _s) \
|
|
VMSTATE_U16_V(_f, _s, 0)
|
|
#define VMSTATE_U32(_f, _s) \
|
|
VMSTATE_U32_V(_f, _s, 0)
|
|
#define VMSTATE_U64(_f, _s) \
|
|
VMSTATE_U64_V(_f, _s, 0)
|
|
|
|
#endif
|
|
|
|
#define VMSTATE_UINT8_EQUAL(_f, _s, _err_hint) \
|
|
VMSTATE_SINGLE_FULL(_f, _s, 0, 0, \
|
|
vmstate_info_uint8_equal, uint8_t, _err_hint)
|
|
|
|
#define VMSTATE_UINT16_EQUAL(_f, _s, _err_hint) \
|
|
VMSTATE_SINGLE_FULL(_f, _s, 0, 0, \
|
|
vmstate_info_uint16_equal, uint16_t, _err_hint)
|
|
|
|
#define VMSTATE_UINT16_EQUAL_V(_f, _s, _v, _err_hint) \
|
|
VMSTATE_SINGLE_FULL(_f, _s, 0, _v, \
|
|
vmstate_info_uint16_equal, uint16_t, _err_hint)
|
|
|
|
#define VMSTATE_INT32_EQUAL(_f, _s, _err_hint) \
|
|
VMSTATE_SINGLE_FULL(_f, _s, 0, 0, \
|
|
vmstate_info_int32_equal, int32_t, _err_hint)
|
|
|
|
#define VMSTATE_UINT32_EQUAL_V(_f, _s, _v, _err_hint) \
|
|
VMSTATE_SINGLE_FULL(_f, _s, 0, _v, \
|
|
vmstate_info_uint32_equal, uint32_t, _err_hint)
|
|
|
|
#define VMSTATE_UINT32_EQUAL(_f, _s, _err_hint) \
|
|
VMSTATE_UINT32_EQUAL_V(_f, _s, 0, _err_hint)
|
|
|
|
#define VMSTATE_UINT64_EQUAL_V(_f, _s, _v, _err_hint) \
|
|
VMSTATE_SINGLE_FULL(_f, _s, 0, _v, \
|
|
vmstate_info_uint64_equal, uint64_t, _err_hint)
|
|
|
|
#define VMSTATE_UINT64_EQUAL(_f, _s, _err_hint) \
|
|
VMSTATE_UINT64_EQUAL_V(_f, _s, 0, _err_hint)
|
|
|
|
#define VMSTATE_INT32_POSITIVE_LE(_f, _s) \
|
|
VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_le, int32_t)
|
|
|
|
#define VMSTATE_BOOL_TEST(_f, _s, _t) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_bool, bool)
|
|
|
|
#define VMSTATE_INT8_TEST(_f, _s, _t) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_int8, int8_t)
|
|
|
|
#define VMSTATE_INT16_TEST(_f, _s, _t) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_int16, int16_t)
|
|
|
|
#define VMSTATE_INT32_TEST(_f, _s, _t) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_int32, int32_t)
|
|
|
|
#define VMSTATE_INT64_TEST(_f, _s, _t) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_int64, int64_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_UINT64_TEST(_f, _s, _t) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_info_uint64, uint64_t)
|
|
|
|
|
|
#define VMSTATE_TIMER_PTR_TEST(_f, _s, _test) \
|
|
VMSTATE_POINTER_TEST(_f, _s, _test, vmstate_info_timer, QEMUTimer *)
|
|
|
|
#define VMSTATE_TIMER_PTR_V(_f, _s, _v) \
|
|
VMSTATE_POINTER(_f, _s, _v, vmstate_info_timer, QEMUTimer *)
|
|
|
|
#define VMSTATE_TIMER_PTR(_f, _s) \
|
|
VMSTATE_TIMER_PTR_V(_f, _s, 0)
|
|
|
|
#define VMSTATE_TIMER_PTR_ARRAY(_f, _s, _n) \
|
|
VMSTATE_ARRAY_OF_POINTER(_f, _s, _n, 0, vmstate_info_timer, QEMUTimer *)
|
|
|
|
#define VMSTATE_TIMER_TEST(_f, _s, _test) \
|
|
VMSTATE_SINGLE_TEST(_f, _s, _test, 0, vmstate_info_timer, QEMUTimer)
|
|
|
|
#define VMSTATE_TIMER_V(_f, _s, _v) \
|
|
VMSTATE_SINGLE(_f, _s, _v, vmstate_info_timer, QEMUTimer)
|
|
|
|
#define VMSTATE_TIMER(_f, _s) \
|
|
VMSTATE_TIMER_V(_f, _s, 0)
|
|
|
|
#define VMSTATE_TIMER_ARRAY(_f, _s, _n) \
|
|
VMSTATE_ARRAY(_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_BOOL_SUB_ARRAY(_f, _s, _start, _num) \
|
|
VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_bool, bool)
|
|
|
|
#define VMSTATE_UINT16_ARRAY_V(_f, _s, _n, _v) \
|
|
VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint16, uint16_t)
|
|
|
|
#define VMSTATE_UINT16_2DARRAY_V(_f, _s, _n1, _n2, _v) \
|
|
VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint16, uint16_t)
|
|
|
|
#define VMSTATE_UINT16_ARRAY(_f, _s, _n) \
|
|
VMSTATE_UINT16_ARRAY_V(_f, _s, _n, 0)
|
|
|
|
#define VMSTATE_UINT16_SUB_ARRAY(_f, _s, _start, _num) \
|
|
VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint16, uint16_t)
|
|
|
|
#define VMSTATE_UINT16_2DARRAY(_f, _s, _n1, _n2) \
|
|
VMSTATE_UINT16_2DARRAY_V(_f, _s, _n1, _n2, 0)
|
|
|
|
#define VMSTATE_UINT8_2DARRAY_V(_f, _s, _n1, _n2, _v) \
|
|
VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint8, uint8_t)
|
|
|
|
#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_UINT8_SUB_ARRAY(_f, _s, _start, _num) \
|
|
VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint8, uint8_t)
|
|
|
|
#define VMSTATE_UINT8_2DARRAY(_f, _s, _n1, _n2) \
|
|
VMSTATE_UINT8_2DARRAY_V(_f, _s, _n1, _n2, 0)
|
|
|
|
#define VMSTATE_UINT32_ARRAY_V(_f, _s, _n, _v) \
|
|
VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_uint32, uint32_t)
|
|
|
|
#define VMSTATE_UINT32_2DARRAY_V(_f, _s, _n1, _n2, _v) \
|
|
VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint32, uint32_t)
|
|
|
|
#define VMSTATE_UINT32_ARRAY(_f, _s, _n) \
|
|
VMSTATE_UINT32_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_2DARRAY(_f, _s, _n1, _n2) \
|
|
VMSTATE_UINT32_2DARRAY_V(_f, _s, _n1, _n2, 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_UINT64_SUB_ARRAY(_f, _s, _start, _num) \
|
|
VMSTATE_SUB_ARRAY(_f, _s, _start, _num, 0, vmstate_info_uint64, uint64_t)
|
|
|
|
#define VMSTATE_UINT64_2DARRAY(_f, _s, _n1, _n2) \
|
|
VMSTATE_UINT64_2DARRAY_V(_f, _s, _n1, _n2, 0)
|
|
|
|
#define VMSTATE_UINT64_2DARRAY_V(_f, _s, _n1, _n2, _v) \
|
|
VMSTATE_2DARRAY(_f, _s, _n1, _n2, _v, vmstate_info_uint64, uint64_t)
|
|
|
|
#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_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_CPUDOUBLE_ARRAY_V(_f, _s, _n, _v) \
|
|
VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_cpudouble, CPU_DoubleU)
|
|
|
|
#define VMSTATE_CPUDOUBLE_ARRAY(_f, _s, _n) \
|
|
VMSTATE_CPUDOUBLE_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_V(_f, _s, _start, _v) \
|
|
VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, _start, sizeof(typeof_field(_s, _f)))
|
|
|
|
#define VMSTATE_BUFFER_START_MIDDLE(_f, _s, _start) \
|
|
VMSTATE_BUFFER_START_MIDDLE_V(_f, _s, _start, 0)
|
|
|
|
#define VMSTATE_PARTIAL_VBUFFER(_f, _s, _size) \
|
|
VMSTATE_VBUFFER(_f, _s, 0, NULL, _size)
|
|
|
|
#define VMSTATE_PARTIAL_VBUFFER_UINT32(_f, _s, _size) \
|
|
VMSTATE_VBUFFER_UINT32(_f, _s, 0, NULL, _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)
|
|
|
|
/*
|
|
* These VMSTATE_UNUSED*() macros can be used to fill in the holes
|
|
* when some of the vmstate fields are obsolete to be compatible with
|
|
* migrations between new/old binaries.
|
|
*
|
|
* CAUTION: when using any of the VMSTATE_UNUSED*() macros please be
|
|
* sure that the size passed in is the size that was actually *sent*
|
|
* rather than the size of the *structure*. One example is the
|
|
* boolean type - the size of the structure can vary depending on the
|
|
* definition of boolean, however the size we actually sent is always
|
|
* 1 byte (please refer to implementation of VMSTATE_BOOL_V and
|
|
* vmstate_info_bool). So here we should always pass in size==1
|
|
* rather than size==sizeof(bool).
|
|
*/
|
|
#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() \
|
|
{ \
|
|
.flags = VMS_END, \
|
|
}
|
|
|
|
int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
|
|
void *opaque, int version_id);
|
|
int vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
|
|
void *opaque, JSONWriter *vmdesc);
|
|
int vmstate_save_state_with_err(QEMUFile *f, const VMStateDescription *vmsd,
|
|
void *opaque, JSONWriter *vmdesc, Error **errp);
|
|
int vmstate_save_state_v(QEMUFile *f, const VMStateDescription *vmsd,
|
|
void *opaque, JSONWriter *vmdesc,
|
|
int version_id, Error **errp);
|
|
|
|
bool vmstate_section_needed(const VMStateDescription *vmsd, void *opaque);
|
|
|
|
#define VMSTATE_INSTANCE_ID_ANY -1
|
|
|
|
/* Returns: 0 on success, -1 on failure */
|
|
int vmstate_register_with_alias_id(VMStateIf *obj, uint32_t instance_id,
|
|
const VMStateDescription *vmsd,
|
|
void *base, int alias_id,
|
|
int required_for_version,
|
|
Error **errp);
|
|
|
|
/**
|
|
* vmstate_register() - legacy function to register state
|
|
* serialisation description
|
|
*
|
|
* New code shouldn't be using this function as QOM-ified devices have
|
|
* dc->vmsd to store the serialisation description.
|
|
*
|
|
* Returns: 0 on success, -1 on failure
|
|
*/
|
|
static inline int vmstate_register(VMStateIf *obj, int instance_id,
|
|
const VMStateDescription *vmsd,
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|
void *opaque)
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|
{
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return vmstate_register_with_alias_id(obj, instance_id, vmsd,
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opaque, -1, 0, NULL);
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}
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|
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/**
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* vmstate_replace_hack_for_ppc() - ppc used to abuse vmstate_register
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*
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* Don't even think about using this function in new code.
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|
*
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|
* Returns: 0 on success, -1 on failure
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|
*/
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int vmstate_replace_hack_for_ppc(VMStateIf *obj, int instance_id,
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|
const VMStateDescription *vmsd,
|
|
void *opaque);
|
|
|
|
/**
|
|
* vmstate_register_any() - legacy function to register state
|
|
* serialisation description and let the function choose the id
|
|
*
|
|
* New code shouldn't be using this function as QOM-ified devices have
|
|
* dc->vmsd to store the serialisation description.
|
|
*
|
|
* Returns: 0 on success, -1 on failure
|
|
*/
|
|
static inline int vmstate_register_any(VMStateIf *obj,
|
|
const VMStateDescription *vmsd,
|
|
void *opaque)
|
|
{
|
|
return vmstate_register_with_alias_id(obj, VMSTATE_INSTANCE_ID_ANY, vmsd,
|
|
opaque, -1, 0, NULL);
|
|
}
|
|
|
|
void vmstate_unregister(VMStateIf *obj, const VMStateDescription *vmsd,
|
|
void *opaque);
|
|
|
|
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);
|
|
|
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bool vmstate_check_only_migratable(const VMStateDescription *vmsd);
|
|
|
|
#endif
|