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122 lines
4.2 KiB
C
122 lines
4.2 KiB
C
/*
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* QEMU save vm functions
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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* Copyright (c) 2009-2017 Red Hat Inc
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*
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* Authors:
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* Juan Quintela <quintela@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef MIGRATION_SAVEVM_H
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#define MIGRATION_SAVEVM_H
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#define QEMU_VM_FILE_MAGIC 0x5145564d
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#define QEMU_VM_FILE_VERSION_COMPAT 0x00000002
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#define QEMU_VM_FILE_VERSION 0x00000003
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#define QEMU_VM_EOF 0x00
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#define QEMU_VM_SECTION_START 0x01
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#define QEMU_VM_SECTION_PART 0x02
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#define QEMU_VM_SECTION_END 0x03
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#define QEMU_VM_SECTION_FULL 0x04
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#define QEMU_VM_SUBSECTION 0x05
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#define QEMU_VM_VMDESCRIPTION 0x06
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#define QEMU_VM_CONFIGURATION 0x07
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#define QEMU_VM_COMMAND 0x08
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#define QEMU_VM_SECTION_FOOTER 0x7e
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//// --- Begin LibAFL code ---
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#include "migration.h"
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#include "migration/vmstate.h"
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#include "migration/register.h"
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#include "qemu/uuid.h"
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typedef struct CompatEntry {
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char idstr[256];
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int instance_id;
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} CompatEntry;
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typedef struct SaveStateEntry {
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QTAILQ_ENTRY(SaveStateEntry) entry;
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char idstr[256];
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uint32_t instance_id;
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int alias_id;
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int version_id;
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/* version id read from the stream */
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int load_version_id;
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int section_id;
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/* section id read from the stream */
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int load_section_id;
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const SaveVMHandlers *ops;
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const VMStateDescription *vmsd;
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void *opaque;
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CompatEntry *compat;
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int is_ram;
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} SaveStateEntry;
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typedef struct SaveState {
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QTAILQ_HEAD(, SaveStateEntry) handlers;
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SaveStateEntry *handler_pri_head[MIG_PRI_MAX + 1];
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int global_section_id;
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uint32_t len;
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const char *name;
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uint32_t target_page_bits;
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uint32_t caps_count;
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MigrationCapability *capabilities;
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QemuUUID uuid;
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} SaveState;
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//// --- End LibAFL code ---
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bool qemu_savevm_state_blocked(Error **errp);
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void qemu_savevm_non_migratable_list(strList **reasons);
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int qemu_savevm_state_prepare(Error **errp);
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int qemu_savevm_state_setup(QEMUFile *f, Error **errp);
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bool qemu_savevm_state_guest_unplug_pending(void);
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int qemu_savevm_state_resume_prepare(MigrationState *s);
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void qemu_savevm_state_header(QEMUFile *f);
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int qemu_savevm_state_iterate(QEMUFile *f, bool postcopy);
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void qemu_savevm_state_cleanup(void);
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void qemu_savevm_state_complete_postcopy(QEMUFile *f);
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int qemu_savevm_state_complete_precopy(QEMUFile *f, bool iterable_only);
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void qemu_savevm_state_pending_exact(uint64_t *must_precopy,
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uint64_t *can_postcopy);
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void qemu_savevm_state_pending_estimate(uint64_t *must_precopy,
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uint64_t *can_postcopy);
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int qemu_savevm_state_complete_precopy_iterable(QEMUFile *f, bool in_postcopy);
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void qemu_savevm_send_ping(QEMUFile *f, uint32_t value);
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void qemu_savevm_send_open_return_path(QEMUFile *f);
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int qemu_savevm_send_packaged(QEMUFile *f, const uint8_t *buf, size_t len);
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void qemu_savevm_send_postcopy_advise(QEMUFile *f);
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void qemu_savevm_send_postcopy_listen(QEMUFile *f);
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void qemu_savevm_send_postcopy_run(QEMUFile *f);
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void qemu_savevm_send_postcopy_resume(QEMUFile *f);
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void qemu_savevm_send_recv_bitmap(QEMUFile *f, char *block_name);
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void qemu_savevm_maybe_send_switchover_start(QEMUFile *f);
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void qemu_savevm_send_postcopy_ram_discard(QEMUFile *f, const char *name,
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uint16_t len,
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uint64_t *start_list,
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uint64_t *length_list);
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void qemu_savevm_send_colo_enable(QEMUFile *f);
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void qemu_savevm_live_state(QEMUFile *f);
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int qemu_save_device_state(QEMUFile *f);
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int qemu_loadvm_state(QEMUFile *f);
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void qemu_loadvm_state_cleanup(MigrationIncomingState *mis);
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int qemu_loadvm_state_main(QEMUFile *f, MigrationIncomingState *mis);
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int qemu_load_device_state(QEMUFile *f);
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int qemu_loadvm_approve_switchover(void);
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int qemu_savevm_state_complete_precopy_non_iterable(QEMUFile *f,
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bool in_postcopy);
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bool qemu_loadvm_load_state_buffer(const char *idstr, uint32_t instance_id,
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char *buf, size_t len, Error **errp);
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#endif
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