HASHMAP_ Struct Reference
[Hash Map Wrapper]

main hash map structure More...

#include <mntd_volume_hash.h>

Data Fields
CHTbl *	hm
	Pointer to chained hashmap table.
unsigned int	bucket
	Number of buckets to be used.
int(*	init )(PHASHMAP phm)
	HashMap Constructor.
int(*	hash )(const void *obj)
	HashMap hash for element.
int(*	compare )(const void *obj1, const void *obj2)
	HashMap compare for element.
void(*	free )(void *data)
	HashMap hash for element.
void(*	cb_free_element )(void *data)
	Free callback pointer for hashmap element (to free users data).
void(*	destroy )(PHASHMAP phm)
	HashMap Destructor.
int(*	add )(PHASHMAP phm, const char *key, void *data)
	Add to HashMap.
int(*	remove )(PHASHMAP phm, const char *key)
	Remove from HashMap.
int(*	size )(PHASHMAP phm)
	Size of HashMap.
int(*	contains )(PHASHMAP phm, const char *key)
	HashMap contains.
int(*	get )(PHASHMAP phm, const char *key, void **userdata)
	Get userdata from HashMap.
int(*	update )(PHASHMAP phm, const char *key, void *userdata)
	Update element in HashMap.
int(*	foreach )(PHASHMAP phm, int(*func)(void *data, void *userdata), void *userdata)
	Iterate over HashMap.

---

Detailed Description

main hash map structure

Definition at line 93 of file mntd_volume_hash.h.

---

Field Documentation

int(* HASHMAP_::add)(PHASHMAP phm, const char *key, void *data)

Add to HashMap. Parameters: phm  Pointer to HashMap Object key  Key for hash entry data  Data pointer to store Returns: 0 if successfully inserted -1 if error while inserting 1 if element is already in list

int(* HASHMAP_::contains)(PHASHMAP phm, const char *key)

HashMap contains. Parameters: phm  Pointer to HashMap Object key  Key to search for Returns: 1 if found, 0 otherwise Referenced by mntd_volume_manager_contains(), and new_VolumeManager().

void(* HASHMAP_::destroy)(PHASHMAP phm)

HashMap Destructor. Call it to free to hashmap Parameters: phm  Pointer to HashMap Object Referenced by mntd_volume_manager_add_volume(), mntd_volume_manager_destroy(), and new_VolumeManager().

int(* HASHMAP_::foreach)(PHASHMAP phm, int(*func)(void *data, void *userdata), void *userdata)

Iterate over HashMap. Parameters: phm  Pointer to HashMap Object func  callback function data  User data pointer Returns: 0 if successful, -1 otherwise Referenced by mntd_volume_manager_foreach_mounted().

int(* HASHMAP_::get)(PHASHMAP phm, const char *key, void **userdata)

Get userdata from HashMap. Parameters: phm  Pointer to HashMap Object key  Key for hash entry userdata  return value Returns: 0 if successful, -1 otherwise

int(* HASHMAP_::remove)(PHASHMAP phm, const char *key)

Remove from HashMap. Parameters: phm  Pointer to HashMap Object key  Key for hash entry Returns: 0 if successful, -1 otherwise Referenced by mntd_volume_manager_remove_volume().

int(* HASHMAP_::size)(PHASHMAP phm)

Size of HashMap. Parameters: phm  Pointer to HashMap Object Returns: >=0 if successful, -1 otherwise

int(* HASHMAP_::update)(PHASHMAP phm, const char *key, void *userdata)

Update element in HashMap. Parameters: phm  Pointer to HashMap Object key  Key for hash entry data  Data pointer to update Returns: 0 if successful, -1 otherwise

---

The documentation for this struct was generated from the following file:

• mntd_volume_hash.h

---