#ifndef JEMALLOC_INTERNAL_PROF_EXTERNS_H
#define JEMALLOC_INTERNAL_PROF_EXTERNS_H

#include "jemalloc/internal/mutex.h"

extern malloc_mutex_t bt2gctx_mtx;
extern malloc_mutex_t tdatas_mtx;
extern malloc_mutex_t prof_dump_mtx;

extern bool opt_prof;
extern bool opt_prof_active;
extern bool opt_prof_thread_active_init;
extern size_t opt_lg_prof_sample;    /* Mean bytes between samples. */
extern ssize_t opt_lg_prof_interval; /* lg(prof_interval). */
extern bool opt_prof_gdump;          /* High-water memory dumping. */
extern bool opt_prof_final;          /* Final profile dumping. */
extern bool opt_prof_leak;           /* Dump leak summary at exit. */
extern bool opt_prof_accum;          /* Report cumulative bytes. */
extern bool opt_prof_log;            /* Turn logging on at boot. */
extern char opt_prof_prefix[
    /* Minimize memory bloat for non-prof builds. */
#ifdef JEMALLOC_PROF
    PATH_MAX +
#endif
    1];

/* For recording recent allocations */
extern ssize_t opt_prof_recent_alloc_max;
extern malloc_mutex_t prof_recent_alloc_mtx;

/* Whether to use thread name provided by the system or by mallctl. */
extern bool opt_prof_sys_thread_name;

/* Accessed via prof_active_[gs]et{_unlocked,}(). */
extern bool prof_active;

/* Accessed via prof_gdump_[gs]et{_unlocked,}(). */
extern bool prof_gdump_val;

/* Profile dump interval, measured in bytes allocated. */
extern uint64_t prof_interval;

/*
 * Initialized as opt_lg_prof_sample, and potentially modified during profiling
 * resets.
 */
extern size_t lg_prof_sample;

extern bool prof_booted;

/* Functions only accessed in prof_inlines.h */
prof_tdata_t *prof_tdata_init(tsd_t *tsd);
prof_tdata_t *prof_tdata_reinit(tsd_t *tsd, prof_tdata_t *tdata);

void prof_alloc_rollback(tsd_t *tsd, prof_tctx_t *tctx);
void prof_malloc_sample_object(tsd_t *tsd, const void *ptr, size_t size,
    size_t usize, prof_tctx_t *tctx);
void prof_free_sampled_object(tsd_t *tsd, size_t usize, prof_info_t *prof_info);
prof_tctx_t *prof_tctx_create(tsd_t *tsd);
int prof_getpid(void);
void prof_get_default_filename(tsdn_t *tsdn, char *filename, uint64_t ind);
void prof_idump(tsdn_t *tsdn);
bool prof_mdump(tsd_t *tsd, const char *filename);
void prof_gdump(tsdn_t *tsdn);
bool prof_dump_prefix_set(tsdn_t *tsdn, const char *prefix);

void prof_reset(tsd_t *tsd, size_t lg_sample);
void prof_tdata_cleanup(tsd_t *tsd);
bool prof_active_get(tsdn_t *tsdn);
bool prof_active_set(tsdn_t *tsdn, bool active);
const char *prof_thread_name_get(tsd_t *tsd);
int prof_thread_name_set(tsd_t *tsd, const char *thread_name);
bool prof_thread_active_get(tsd_t *tsd);
bool prof_thread_active_set(tsd_t *tsd, bool active);
bool prof_thread_active_init_get(tsdn_t *tsdn);
bool prof_thread_active_init_set(tsdn_t *tsdn, bool active_init);
bool prof_gdump_get(tsdn_t *tsdn);
bool prof_gdump_set(tsdn_t *tsdn, bool active);
void prof_boot0(void);
void prof_boot1(void);
bool prof_boot2(tsd_t *tsd, base_t *base);
void prof_prefork0(tsdn_t *tsdn);
void prof_prefork1(tsdn_t *tsdn);
void prof_postfork_parent(tsdn_t *tsdn);
void prof_postfork_child(tsdn_t *tsdn);

/* Only accessed by thread event. */
uint64_t prof_sample_new_event_wait(tsd_t *tsd);
uint64_t prof_sample_postponed_event_wait(tsd_t *tsd);
void prof_sample_event_handler(tsd_t *tsd, uint64_t elapsed);

/* Used by unit tests. */
typedef int (prof_sys_thread_name_read_t)(char *buf, size_t limit);
extern prof_sys_thread_name_read_t *JET_MUTABLE prof_sys_thread_name_read;
size_t prof_tdata_count(void);
size_t prof_bt_count(void);
typedef int (prof_dump_open_file_t)(const char *, int);
extern prof_dump_open_file_t *JET_MUTABLE prof_dump_open_file;
typedef ssize_t (prof_dump_write_file_t)(int, const void *, size_t);
extern prof_dump_write_file_t *JET_MUTABLE prof_dump_write_file;
typedef void (prof_dump_header_t)(tsdn_t *, const prof_cnt_t *);
extern prof_dump_header_t *JET_MUTABLE prof_dump_header;
typedef int (prof_dump_open_maps_t)();
extern prof_dump_open_maps_t *JET_MUTABLE prof_dump_open_maps;
void prof_cnt_all(uint64_t *curobjs, uint64_t *curbytes, uint64_t *accumobjs,
    uint64_t *accumbytes);

bool prof_log_start(tsdn_t *tsdn, const char *filename);
bool prof_log_stop(tsdn_t *tsdn);

ssize_t prof_recent_alloc_max_ctl_read();
ssize_t prof_recent_alloc_max_ctl_write(tsd_t *tsd, ssize_t max);
void prof_recent_alloc_dump(tsd_t *tsd, write_cb_t *write_cb, void *cbopaque);

#endif /* JEMALLOC_INTERNAL_PROF_EXTERNS_H */