api_util.c File Reference

#include "config.h"
#include <stdlib.h>
#include <pthread.h>
#include <assert.h>
#include <string.h>
#include "api_util.h"
#include "error_code.h"

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Classes
struct	ht_elem_s
struct	ht_bucket_s
struct	hash_table_s
struct	debug_malloc_h_s

Macros
#define	MALLOC_HEADER_SZ   32

Typedefs
typedef struct ht_elem_s	ht_elem
typedef struct ht_bucket_s	ht_bucket
typedef struct debug_malloc_h_s	debug_malloc_h

Functions
static void	once_function ()
static void	make_debug_h (debug_malloc_h *mh, const char *file, int line)
static void	dump_debug_h (debug_malloc_h *mh, FILE *fp)
int	dlisth_map (dlisth *h, dlist_map_func func, void *arg)
int	hash_new (int bucket_sz, ht_hashf hashf, ht_keyf keyf, ht_comparef comparef, hash_table **rht)
void	hash_destroy (hash_table *ht, ht_destroyf dtor)
int	hash_lookup (hash_table *ht, void *key, void **relem)
int	hash_insert (hash_table *ht, void *elem)
int	hash_delete (hash_table *ht, void *key, void **relem)
void *	api_calloc (size_t nmemb, size_t size, const char *file, int line)
void *	api_malloc (size_t size, const char *file, int line)
void	api_free (void *ptr, const char *file, int line)
int	api_check_memory (FILE *fp)

Variables
static API_MUTEX	mutex
static int	malloc_count
static int	free_count
static dlisth	malloc_list
static API_ONCE_TYPE	once = API_ONCE_INIT
int	api_malloc_dhook_flag_set = 0

Macro Definition Documentation

#define MALLOC_HEADER_SZ   32

Definition at line 65 of file api_util.c.

Referenced by api_calloc(), api_free(), and api_malloc().

Typedef Documentation

typedef struct debug_malloc_h_s debug_malloc_h

Definition at line 35 of file api_util.c.

typedef struct ht_bucket_s ht_bucket

Definition at line 34 of file api_util.c.

typedef struct ht_elem_s ht_elem

Definition at line 33 of file api_util.c.

Function Documentation

void* api_calloc	(	size_t	nmemb,
		size_t	size,
		const char *	file,
		int	line
	)

Definition at line 366 of file api_util.c.

References API_LOCK, api_malloc_dhook_flag_set, API_ONCE_FUNC, API_UNLOCK, assert, dlisth_insert_after, make_debug_h(), malloc_count, MALLOC_HEADER_SZ, mutex, once, and once_function().

int api_check_memory

(

FILE *

fp

)

Definition at line 458 of file api_util.c.

References API_LOCK, api_malloc_dhook_flag_set, API_ONCE_FUNC, API_UNLOCK, dlisth_is_empty, dump_debug_h(), free_count, malloc_count, mutex, dlisth_s::next, once, and once_function().

void api_free	(	void *	ptr,
		const char *	file,
		int	line
	)

Definition at line 431 of file api_util.c.

References API_LOCK, api_malloc_dhook_flag_set, API_ONCE_FUNC, API_UNLOCK, dlisth_delete, free_count, MALLOC_HEADER_SZ, mutex, NULL, once, once_function(), and p.

void* api_malloc	(	size_t	size,
		const char *	file,
		int	line
	)

Definition at line 399 of file api_util.c.

References API_LOCK, api_malloc_dhook_flag_set, API_ONCE_FUNC, API_UNLOCK, assert, dlisth_insert_after, make_debug_h(), malloc_count, MALLOC_HEADER_SZ, mutex, once, and once_function().

int dlisth_map	(	dlisth *	h,
		dlist_map_func	func,
		void *	arg
	)

Definition at line 138 of file api_util.c.

References assert, dlisth_s::next, NO_ERROR, and NULL.

Referenced by li_api_map().

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static void dump_debug_h ( debug_malloc_h *  mh, FILE *  fp  )

static

Definition at line 122 of file api_util.c.

References debug_malloc_h_s::file, and debug_malloc_h_s::line.

Referenced by api_check_memory().

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int hash_delete	(	hash_table *	ht,
		void *	key,
		void **	relem
	)

Definition at line 318 of file api_util.c.

References API_FREE, assert, hash_table_s::bucket_sz, hash_table_s::buckets, hash_table_s::comparef, dlisth_delete, ht_elem_s::elem, hash_table_s::hashf, ht_elem_s::head, hash_table_s::keyf, dlisth_s::next, NO_ERROR, NULL, and rc.

Referenced by opool_oid_delete(), and sh_delete().

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void hash_destroy	(	hash_table *	ht,
		ht_destroyf	dtor
	)

Definition at line 198 of file api_util.c.

References API_FREE, assert, hash_table_s::bucket_sz, hash_table_s::buckets, dlisth_delete, ht_elem_s::elem, ht_bucket_s::head, i, dlisth_s::next, and NULL.

Referenced by be_create_static_hash(), opool_create(), opool_destroy(), orp_api_destroy(), and sh_destroy().

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int hash_insert	(	hash_table *	ht,
		void *	elem
	)

Definition at line 275 of file api_util.c.

References API_MALLOC, assert, hash_table_s::bucket_sz, hash_table_s::buckets, dlisth_insert_after, ht_elem_s::elem, ER_INTERFACE_NO_MORE_MEMORY, hash_table_s::hashf, ht_elem_s::head, hash_table_s::keyf, NO_ERROR, NULL, and rc.

Referenced by opool_get_object_resultset(), and sh_insert().

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int hash_lookup	(	hash_table *	ht,
		void *	key,
		void **	relem
	)

Definition at line 233 of file api_util.c.

References assert, hash_table_s::bucket_sz, hash_table_s::buckets, hash_table_s::comparef, ht_elem_s::elem, hash_table_s::hashf, ht_elem_s::head, hash_table_s::keyf, dlisth_s::next, NO_ERROR, NULL, and rc.

Referenced by opool_get_object_resultset(), orp_api_get_object_resultset(), orp_oid_delete(), orp_oid_get_classname(), and sh_lookup().

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int hash_new	(	int	bucket_sz,
		ht_hashf	hashf,
		ht_keyf	keyf,
		ht_comparef	comparef,
		hash_table **	rht
	)

Definition at line 166 of file api_util.c.

References API_MALLOC, assert, hash_table_s::bucket_sz, hash_table_s::buckets, hash_table_s::comparef, dlisth_init, ER_INTERFACE_NO_MORE_MEMORY, hash_table_s::hashf, ht_bucket_s::head, i, hash_table_s::keyf, NO_ERROR, and NULL.

Referenced by api_object_resultset_pool_create(), be_create_static_hash(), and opool_create().

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static void make_debug_h ( debug_malloc_h *  mh, const char *  file, int  line  )

static

Definition at line 102 of file api_util.c.

References dlisth_init, debug_malloc_h_s::file, debug_malloc_h_s::head, debug_malloc_h_s::line, and strlen.

Referenced by api_calloc(), and api_malloc().

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static void once_function ( )

static

Definition at line 86 of file api_util.c.

References API_MUTEX_INIT, dlisth_init, free_count, malloc_count, and mutex.

Referenced by api_calloc(), api_check_memory(), api_free(), and api_malloc().

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Variable Documentation

int api_malloc_dhook_flag_set = 0

Definition at line 79 of file api_util.c.

Referenced by api_calloc(), api_check_memory(), api_free(), and api_malloc().

int free_count

static

Definition at line 74 of file api_util.c.

Referenced by api_check_memory(), api_free(), css_initialize_list(), and once_function().

int malloc_count

static

Definition at line 73 of file api_util.c.

Referenced by api_calloc(), api_check_memory(), api_malloc(), and once_function().

dlisth malloc_list

static

Definition at line 75 of file api_util.c.

API_MUTEX mutex

static

Definition at line 72 of file api_util.c.

Referenced by api_calloc(), api_check_memory(), api_free(), api_malloc(), heap_classrepr_finalize_cache(), heap_classrepr_initialize_cache(), logtb_global_unique_stat_free(), logtb_initialize_global_unique_stats_table(), once_function(), os_send_signal(), session_state::session_state(), session_state_free(), spage_save_head::spage_save_head(), session_state::~session_state(), and spage_save_head::~spage_save_head().

API_ONCE_TYPE once = API_ONCE_INIT

static

Definition at line 76 of file api_util.c.

Referenced by api_calloc(), api_check_memory(), api_free(), and api_malloc().