#ifndef GSTAT_H
#define GSTAT_H

/* Program-wide statistics */

#if GSTAT_ENABLED

#include "atomic.h"

struct _gstats {
    struct atomic_u64_padded GSTAT_SOCK_BYTES_SENT;
    struct atomic_u64_padded GSTAT_SOCK_BYTES_RECEIVED;
    struct atomic_u64_padded GSTAT_MEMORY_COMMITTED;
    struct atomic_u64_padded GSTAT_MEMORY_RESERVED;
    struct atomic_u64_padded GSTAT_NUM_ARENAS;
};

extern struct _gstats _g_gstats;

#define gstat_set(name, value) atomic_u64_fetch_set(&_g_gstats.name.v, (value))
#define gstat_add(name, value) atomic_u64_fetch_add_u64(&_g_gstats.name.v, (value))
#define gstat_sub(name, value) atomic_u64_fetch_add_i64(&_g_gstats.name.v, -((i64)(value)))
#define gstat_get(name) atomic_u64_fetch(&_g_gstats.name.v)

#else

#define gstat_set(name, value)
#define gstat_add(name, value)
#define gstat_sub(name, value)
#define gstat_get(name) 0

#endif


#endif