#if !defined(_UTILS_H_)

#define _UTILS_H_

#include "config.h"

#include <capnp_c.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <tlog.h>

#include "controller.capnp.h"
#include "xce/errnox.h"
#include "xce/types.h"

#define xce_use(x) (void)(x)

#define float_near_zero (0.000001)

#define float_equal(a, b) (fabs((a) - (b)) < float_near_zero)

#define STR(x)  _STR(x)
#define _STR(x) #x

#define MK_VERSION(ver, commit) ver commit

#ifndef FREEUP
#define FREEUP(p)      \
    if ((p) != NULL) { \
        free(p);       \
        (p) = NULL;    \
    }
#endif

#define N_EL_ARRAY(arr) (sizeof(arr) / sizeof(arr[0]))
#define PTR_STEP(p, delta) \
    ((void*)(((char*)p) + (delta)))

#define N_EL_ARRAY(arr) (sizeof(arr) / sizeof(arr[0]))
#define PTR_STEP(p, delta) \
    ((void*)(((char*)p) + (delta)))

/* move the owner ship of pointer from src to dst */
#define MOVE_PTR(dst, src) \
    do {                   \
        (dst) = (src);     \
        (src) = NULL;      \
    } while (0)

#define NULLSTR(p) (((p) == NULL) || (strlen(p) == 0))

#define SET_ERROR(code)            \
    do {                           \
        set_error((char*)__FILE__, \
                  (char*)__func__, \
                  __LINE__,        \
                  (code));         \
    } while (0)

#define TRACE(...) tlog_debug3(__VA_ARGS__)

#define INFO(...) tlog_info(__VA_ARGS__)

#define ERROR(...) tlog_error(__VA_ARGS__)

#define WARN(...) tlog_warn(__VA_ARGS__)

#define PERROR(s) xce_perror(s)

typedef struct {
    char* file;
    char* func;
    int   line;
    int   code;
} ectx_t;

extern capn_text                chars_to_text(const char*);
extern int                      parse_argv(char*, char***);
extern void                     free_argv(char**, int);
extern void                     freeup_kvs(int, xce_kv_t*);
extern int                      mylog_init(char*, char*, int, int);
extern void                     mylog_fini(void);
extern int                      mylog_setlevel(char*);
extern void                     set_error(char*, char*, int, int);
extern ectx_t*                  get_ectx(void);
extern int                      xce_vprintf(const char*, va_list);
extern int                      xce_strerror_r(int, char*, size_t);
extern void                     xce_perror(const char*);
extern char*                    frame_symbol(int);
extern int                      copy_int_list(int**, int*, int);
extern int                      copy_strlist(xce_strlist_t*, xce_strlist_t);
extern void                     free_timewindow_config(xce_timewindow_config_t*);
extern xce_timewindow_config_t* dup_timewindow_config(xce_timewindow_config_t*);
extern void                     free_resource_thresholds(xce_res_threshold_t**, int);
extern xce_res_threshold_t**    dup_resource_thresholds(xce_res_threshold_t**, int);
extern void                     free_resval_with_idx_list(xce_val_with_idx_t***, int);
extern void                     free_strlist(xce_strlist_t*);

#endif