hphp/hack/hhi/stdlib/builtins_prof.hhi

<?hh /* -*- php -*- */
/**
 * Copyright (c) 2014, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the "hack" directory of this source tree.
 *
 */

namespace {

const int OBJPROF_FLAGS_DEFAULT = 1;
const int OBJPROF_FLAGS_USER_TYPES_ONLY = 2;
const int OBJPROF_FLAGS_PER_PROPERTY = 4;

}

namespace HH {

//////////////////////////////////////////////////////////////////
// Objprof

type ObjprofPathsStats = shape(
  'refs' => int,
);

type ObjprofObjectStats = shape(
  'instances'        => int,
  'bytes'            => int,
  'bytes_normalized' => float,
  'paths'            => ?darray<string, ObjprofPathsStats>,
);

type ObjprofStringStats = shape(
  'dups'  => int,
  'refs'  => int,
  'srefs' => int,
  'path'  => string,
);

function thread_memory_stats(): darray<string, int>; // auto-imported from HH namespace

function thread_mark_stack(): void; // auto-imported from HH namespace

function objprof_get_data(
  int $flags = \OBJPROF_FLAGS_DEFAULT,
  varray<string> $exclude_list = varray[],
): darray<string, ObjprofObjectStats>; // auto-imported from HH namespace

function objprof_get_paths(
  int $flags = \OBJPROF_FLAGS_DEFAULT,
  varray<string> $exclude_list = varray[],
): darray<string, ObjprofObjectStats>; // auto-imported from HH namespace

function objprof_get_strings(
  int $min_dup,
): darray<string, ObjprofStringStats>; // auto-imported from HH namespace

//////////////////////////////////////////////////////////////////
// Heap graph

function heapgraph_create(): resource; // auto-imported from HH namespace
function heapgraph_stats(resource $heapgraph): darray<string, int>; // auto-imported from HH namespace
function heapgraph_foreach_node(resource $heapgraph, mixed $callback): void; // auto-imported from HH namespace
function heapgraph_foreach_edge(resource $heapgraph, mixed $callback): void; // auto-imported from HH namespace
function heapgraph_foreach_root(resource $heapgraph, mixed $callback): void; // auto-imported from HH namespace
function heapgraph_dfs_nodes(resource $heapgraph, varray<int> $roots, varray<int> $skips, mixed $callback): void; // auto-imported from HH namespace
function heapgraph_dfs_edges(resource $heapgraph, varray<int> $roots, varray<int> $skips, mixed $callback): void; // auto-imported from HH namespace
function heapgraph_node(resource $heapgraph, int $index): darray<string, mixed>; // auto-imported from HH namespace
function heapgraph_edge(resource $heapgraph, int $index): darray<string, mixed>; // auto-imported from HH namespace
function heapgraph_node_in_edges(resource $heapgraph, int $index): varray<darray<string, mixed>>; // auto-imported from HH namespace
function heapgraph_node_out_edges(resource $heapgraph, int $index): varray<darray<string, mixed>>; // auto-imported from HH namespace

function set_mem_threshold_callback(int $threshold, mixed $callback): void;

}