xemu/hw/hw.h

/* Declarations for use by hardware emulation.  */
#ifndef QEMU_HW_H
#define QEMU_HW_H

#include "qemu-common.h"
#include "irq.h"

/* VM Load/Save */

QEMUFile *qemu_fopen(const char *filename, const char *mode);
void qemu_fflush(QEMUFile *f);
void qemu_fclose(QEMUFile *f);
void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, size_t size);
void qemu_put_byte(QEMUFile *f, int8_t v);

static inline void qemu_put_ubyte(QEMUFile *f, uint8_t v)
{
    qemu_put_byte(f, (int8_t)v);
}

#define qemu_put_sbyte qemu_put_byte

void qemu_put_be16(QEMUFile *f, uint16_t v);
void qemu_put_be32(QEMUFile *f, uint32_t v);
void qemu_put_be64(QEMUFile *f, uint64_t v);
size_t qemu_get_buffer(QEMUFile *f, uint8_t *buf, size_t size);
int8_t qemu_get_byte(QEMUFile *f);

static inline uint8_t qemu_get_ubyte(QEMUFile *f)
{
    return (uint8_t)qemu_get_byte(f);
}

#define qemu_get_sbyte qemu_get_byte

uint16_t qemu_get_be16(QEMUFile *f);
uint32_t qemu_get_be32(QEMUFile *f);
uint64_t qemu_get_be64(QEMUFile *f);

static inline void qemu_put_be64s(QEMUFile *f, const uint64_t *pv)
{
    qemu_put_be64(f, *pv);
}

static inline void qemu_put_be32s(QEMUFile *f, const uint32_t *pv)
{
    qemu_put_be32(f, *pv);
}

static inline void qemu_put_be16s(QEMUFile *f, const uint16_t *pv)
{
    qemu_put_be16(f, *pv);
}

static inline void qemu_put_8s(QEMUFile *f, const uint8_t *pv)
{
    qemu_put_byte(f, *pv);
}

static inline void qemu_get_be64s(QEMUFile *f, uint64_t *pv)
{
    *pv = qemu_get_be64(f);
}

static inline void qemu_get_be32s(QEMUFile *f, uint32_t *pv)
{
    *pv = qemu_get_be32(f);
}

static inline void qemu_get_be16s(QEMUFile *f, uint16_t *pv)
{
    *pv = qemu_get_be16(f);
}

static inline void qemu_get_8s(QEMUFile *f, uint8_t *pv)
{
    *pv = qemu_get_byte(f);
}

// Signed versions for type safety
static inline void qemu_put_sbuffer(QEMUFile *f, const int8_t *buf, size_t size)
{
    qemu_put_buffer(f, (const uint8_t *)buf, size);
}

static inline void qemu_put_sbe16(QEMUFile *f, int16_t v)
{
    qemu_put_be16(f, (uint16_t)v);
}

static inline void qemu_put_sbe32(QEMUFile *f, int32_t v)
{
    qemu_put_be32(f, (uint32_t)v);
}

static inline void qemu_put_sbe64(QEMUFile *f, int64_t v)
{
    qemu_put_be64(f, (uint64_t)v);
}

static inline size_t qemu_get_sbuffer(QEMUFile *f, int8_t *buf, size_t size)
{
    return qemu_get_buffer(f, (uint8_t *)buf, size);
}

static inline int16_t qemu_get_sbe16(QEMUFile *f)
{
    return (int16_t)qemu_get_be16(f);
}

static inline int32_t qemu_get_sbe32(QEMUFile *f)
{
    return (int32_t)qemu_get_be32(f);
}

static inline int64_t qemu_get_sbe64(QEMUFile *f)
{
    return (int64_t)qemu_get_be64(f);
}

static inline void qemu_put_s8s(QEMUFile *f, const int8_t *pv)
{
    qemu_put_8s(f, (const uint8_t *)pv);
}

static inline void qemu_put_sbe16s(QEMUFile *f, const int16_t *pv)
{
    qemu_put_be16s(f, (const uint16_t *)pv);
}

static inline void qemu_put_sbe32s(QEMUFile *f, const int32_t *pv)
{
    qemu_put_be32s(f, (const uint32_t *)pv);
}

static inline void qemu_put_sbe64s(QEMUFile *f, const int64_t *pv)
{
    qemu_put_be64s(f, (const uint64_t *)pv);
}

static inline void qemu_get_s8s(QEMUFile *f, int8_t *pv)
{
    qemu_get_8s(f, (uint8_t *)pv);
}

static inline void qemu_get_sbe16s(QEMUFile *f, int16_t *pv)
{
    qemu_get_be16s(f, (uint16_t *)pv);
}

static inline void qemu_get_sbe32s(QEMUFile *f, int32_t *pv)
{
    qemu_get_be32s(f, (uint32_t *)pv);
}

static inline void qemu_get_sbe64s(QEMUFile *f, int64_t *pv)
{
    qemu_get_be64s(f, (uint64_t *)pv);
}

#ifdef NEED_CPU_H
#if TARGET_LONG_BITS == 64
#define qemu_put_betl qemu_put_be64
#define qemu_get_betl qemu_get_be64
#define qemu_put_betls qemu_put_be64s
#define qemu_get_betls qemu_get_be64s
#define qemu_put_sbetl qemu_put_sbe64
#define qemu_get_sbetl qemu_get_sbe64
#define qemu_put_sbetls qemu_put_sbe64s
#define qemu_get_sbetls qemu_get_sbe64s
#else
#define qemu_put_betl qemu_put_be32
#define qemu_get_betl qemu_get_be32
#define qemu_put_betls qemu_put_be32s
#define qemu_get_betls qemu_get_be32s
#define qemu_put_sbetl qemu_put_sbe32
#define qemu_get_sbetl qemu_get_sbe32
#define qemu_put_sbetls qemu_put_sbe32s
#define qemu_get_sbetls qemu_get_sbe32s
#endif
#endif

int64_t qemu_ftell(QEMUFile *f);
int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence);

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

int register_savevm(const char *idstr,
                    int instance_id,
                    int version_id,
                    SaveStateHandler *save_state,
                    LoadStateHandler *load_state,
                    void *opaque);

typedef void QEMUResetHandler(void *opaque);

void qemu_register_reset(QEMUResetHandler *func, void *opaque);

/* handler to set the boot_device for a specific type of QEMUMachine */
/* return 0 if success */
typedef int QEMUBootSetHandler(void *opaque, const char *boot_device);
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque);

/* These should really be in isa.h, but are here to make pc.h happy.  */
typedef void (IOPortWriteFunc)(void *opaque, uint32_t address, uint32_t data);
typedef uint32_t (IOPortReadFunc)(void *opaque, uint32_t address);

#endif