#ifndef QEMU_LOG_H
#define QEMU_LOG_H

#include <stdarg.h>
#include "unicorn/platform.h"
#include "qemu/compiler.h"
#include "qom/cpu.h"

/* Private global variables, don't use */
extern FILE *qemu_logfile;
extern int qemu_loglevel;

/* Log settings checking macros: */

/* Returns true if qemu_log() will really write somewhere
 */
static inline bool qemu_log_enabled(void)
{
    return qemu_logfile != NULL;
}

#define CPU_LOG_TB_OUT_ASM (1 << 0)
#define CPU_LOG_TB_IN_ASM  (1 << 1)
#define CPU_LOG_TB_OP      (1 << 2)
#define CPU_LOG_TB_OP_OPT  (1 << 3)
#define CPU_LOG_INT        (1 << 4)
#define CPU_LOG_EXEC       (1 << 5)
#define CPU_LOG_PCALL      (1 << 6)
#define CPU_LOG_IOPORT     (1 << 7)
#define CPU_LOG_TB_CPU     (1 << 8)
#define CPU_LOG_RESET      (1 << 9)
#define LOG_UNIMP          (1 << 10)
#define LOG_GUEST_ERROR    (1 << 11)
#define CPU_LOG_MMU        (1 << 12)
#define CPU_LOG_TB_NOCHAIN (1 << 13)
#define CPU_LOG_PAGE       (1 << 14)
#define LOG_TRACE          (1 << 15)
#define CPU_LOG_TB_OP_IND  (1 << 16)

/* Returns true if a bit is set in the current loglevel mask
 */
static inline bool qemu_loglevel_mask(int mask)
{
    return (qemu_loglevel & mask) != 0;
}

/* Logging functions: */

/* main logging function
 */
int GCC_FMT_ATTR(1, 2) qemu_log(const char *fmt, ...);

/* vfprintf-like logging function
 */
static inline void GCC_FMT_ATTR(1, 0)
qemu_log_vprintf(const char *fmt, va_list va)
{
    if (qemu_logfile) {
        vfprintf(qemu_logfile, fmt, va);
    }
}

/* log only if a bit is set on the current loglevel mask:
 * @mask: bit to check in the mask
 * @fmt: printf-style format string
 * @args: optional arguments for format string
 */
#define qemu_log_mask(MASK, FMT, ...)                   \
    do {                                                \
        if (unlikely(qemu_loglevel_mask(MASK))) {       \
            qemu_log(FMT, ## __VA_ARGS__);              \
        }                                               \
    } while (0)

/* log only if a bit is set on the current loglevel mask
 * and we are in the address range we care about:
 * @mask: bit to check in the mask
 * @addr: address to check in dfilter
 * @fmt: printf-style format string
 * @args: optional arguments for format string
 */
#define qemu_log_mask_and_addr(MASK, ADDR, FMT, ...)    \
    do {                                                \
        if (unlikely(qemu_loglevel_mask(MASK)) &&       \
                     qemu_log_in_addr_range(ADDR)) {    \
            qemu_log(FMT, ## __VA_ARGS__);              \
        }                                               \
    } while (0)

/* Special cases: */

/* cpu_dump_state() logging functions: */
/**
 * log_cpu_state:
 * @cpu: The CPU whose state is to be logged.
 * @flags: Flags what to log.
 *
 * Logs the output of cpu_dump_state().
 */
static inline void log_cpu_state(CPUState *cpu, int flags)
{
    if (qemu_log_enabled()) {
        cpu_dump_state(cpu, qemu_logfile, fprintf, flags);
    }
}

/**
 * log_cpu_state_mask:
 * @mask: Mask when to log.
 * @cpu: The CPU whose state is to be logged.
 * @flags: Flags what to log.
 *
 * Logs the output of cpu_dump_state() if loglevel includes @mask.
 */
static inline void log_cpu_state_mask(int mask, CPUState *cpu, int flags)
{
    if (qemu_loglevel & mask) {
        log_cpu_state(cpu, flags);
    }
}

void qemu_set_dfilter_ranges(const char *ranges);
bool qemu_log_in_addr_range(uint64_t addr);

/* fflush() the log file */
void qemu_log_flush(void);
/* Close the log file */
void qemu_log_close(void);

#endif