c.h File Reference

#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>

Go to the source code of this file.

Typedefs
typedef struct leveldb_t	leveldb_t
typedef struct leveldb_cache_t	leveldb_cache_t
typedef struct leveldb_comparator_t	leveldb_comparator_t
typedef struct leveldb_env_t	leveldb_env_t
typedef struct leveldb_filelock_t	leveldb_filelock_t
typedef struct leveldb_filterpolicy_t	leveldb_filterpolicy_t
typedef struct leveldb_iterator_t	leveldb_iterator_t
typedef struct leveldb_logger_t	leveldb_logger_t
typedef struct leveldb_options_t	leveldb_options_t
typedef struct leveldb_randomfile_t	leveldb_randomfile_t
typedef struct leveldb_readoptions_t	leveldb_readoptions_t
typedef struct leveldb_seqfile_t	leveldb_seqfile_t
typedef struct leveldb_snapshot_t	leveldb_snapshot_t
typedef struct leveldb_writablefile_t	leveldb_writablefile_t
typedef struct leveldb_writebatch_t	leveldb_writebatch_t
typedef struct leveldb_writeoptions_t	leveldb_writeoptions_t

Enumerations
enum	{ leveldb_no_compression = 0, leveldb_snappy_compression = 1 }

Functions
leveldb_t *	leveldb_open (const leveldb_options_t *options, const char *name, char **errptr)
void	leveldb_close (leveldb_t *db)
void	leveldb_put (leveldb_t *db, const leveldb_writeoptions_t *options, const char *key, size_t keylen, const char *val, size_t vallen, char **errptr)
void	leveldb_delete (leveldb_t *db, const leveldb_writeoptions_t *options, const char *key, size_t keylen, char **errptr)
void	leveldb_write (leveldb_t *db, const leveldb_writeoptions_t *options, leveldb_writebatch_t *batch, char **errptr)
char *	leveldb_get (leveldb_t *db, const leveldb_readoptions_t *options, const char *key, size_t keylen, size_t *vallen, char **errptr)
leveldb_iterator_t *	leveldb_create_iterator (leveldb_t *db, const leveldb_readoptions_t *options)
const leveldb_snapshot_t *	leveldb_create_snapshot (leveldb_t *db)
void	leveldb_release_snapshot (leveldb_t *db, const leveldb_snapshot_t *snapshot)
char *	leveldb_property_value (leveldb_t *db, const char *propname)
void	leveldb_approximate_sizes (leveldb_t *db, int num_ranges, const char *const *range_start_key, const size_t *range_start_key_len, const char *const *range_limit_key, const size_t *range_limit_key_len, uint64_t *sizes)
void	leveldb_compact_range (leveldb_t *db, const char *start_key, size_t start_key_len, const char *limit_key, size_t limit_key_len)
void	leveldb_destroy_db (const leveldb_options_t *options, const char *name, char **errptr)
void	leveldb_repair_db (const leveldb_options_t *options, const char *name, char **errptr)
void	leveldb_iter_destroy (leveldb_iterator_t *)
unsigned char	leveldb_iter_valid (const leveldb_iterator_t *)
void	leveldb_iter_seek_to_first (leveldb_iterator_t *)
void	leveldb_iter_seek_to_last (leveldb_iterator_t *)
void	leveldb_iter_seek (leveldb_iterator_t *, const char *k, size_t klen)
void	leveldb_iter_next (leveldb_iterator_t *)
void	leveldb_iter_prev (leveldb_iterator_t *)
const char *	leveldb_iter_key (const leveldb_iterator_t *, size_t *klen)
const char *	leveldb_iter_value (const leveldb_iterator_t *, size_t *vlen)
void	leveldb_iter_get_error (const leveldb_iterator_t *, char **errptr)
leveldb_writebatch_t *	leveldb_writebatch_create ()
void	leveldb_writebatch_destroy (leveldb_writebatch_t *)
void	leveldb_writebatch_clear (leveldb_writebatch_t *)
void	leveldb_writebatch_put (leveldb_writebatch_t *, const char *key, size_t klen, const char *val, size_t vlen)
void	leveldb_writebatch_delete (leveldb_writebatch_t *, const char *key, size_t klen)
void	leveldb_writebatch_iterate (leveldb_writebatch_t *, void *state, void(*put)(void *, const char *k, size_t klen, const char *v, size_t vlen), void(*deleted)(void *, const char *k, size_t klen))
leveldb_options_t *	leveldb_options_create ()
void	leveldb_options_destroy (leveldb_options_t *)
void	leveldb_options_set_comparator (leveldb_options_t *, leveldb_comparator_t *)
void	leveldb_options_set_filter_policy (leveldb_options_t *, leveldb_filterpolicy_t *)
void	leveldb_options_set_create_if_missing (leveldb_options_t *, unsigned char)
void	leveldb_options_set_error_if_exists (leveldb_options_t *, unsigned char)
void	leveldb_options_set_paranoid_checks (leveldb_options_t *, unsigned char)
void	leveldb_options_set_env (leveldb_options_t *, leveldb_env_t *)
void	leveldb_options_set_info_log (leveldb_options_t *, leveldb_logger_t *)
void	leveldb_options_set_write_buffer_size (leveldb_options_t *, size_t)
void	leveldb_options_set_max_open_files (leveldb_options_t *, int)
void	leveldb_options_set_cache (leveldb_options_t *, leveldb_cache_t *)
void	leveldb_options_set_block_size (leveldb_options_t *, size_t)
void	leveldb_options_set_block_restart_interval (leveldb_options_t *, int)
void	leveldb_options_set_compression (leveldb_options_t *, int)
leveldb_comparator_t *	leveldb_comparator_create (void *state, void(*destructor)(void *), int(*compare)(void *, const char *a, size_t alen, const char *b, size_t blen), const char *(*name)(void *))
void	leveldb_comparator_destroy (leveldb_comparator_t *)
leveldb_filterpolicy_t *	leveldb_filterpolicy_create (void *state, void(*destructor)(void *), char *(*create_filter)(void *, const char *const *key_array, const size_t *key_length_array, int num_keys, size_t *filter_length), unsigned char(*key_may_match)(void *, const char *key, size_t length, const char *filter, size_t filter_length), const char *(*name)(void *))
void	leveldb_filterpolicy_destroy (leveldb_filterpolicy_t *)
leveldb_filterpolicy_t *	leveldb_filterpolicy_create_bloom (int bits_per_key)
leveldb_readoptions_t *	leveldb_readoptions_create ()
void	leveldb_readoptions_destroy (leveldb_readoptions_t *)
void	leveldb_readoptions_set_verify_checksums (leveldb_readoptions_t *, unsigned char)
void	leveldb_readoptions_set_fill_cache (leveldb_readoptions_t *, unsigned char)
void	leveldb_readoptions_set_snapshot (leveldb_readoptions_t *, const leveldb_snapshot_t *)
leveldb_writeoptions_t *	leveldb_writeoptions_create ()
void	leveldb_writeoptions_destroy (leveldb_writeoptions_t *)
void	leveldb_writeoptions_set_sync (leveldb_writeoptions_t *, unsigned char)
leveldb_cache_t *	leveldb_cache_create_lru (size_t capacity)
void	leveldb_cache_destroy (leveldb_cache_t *cache)
leveldb_env_t *	leveldb_create_default_env ()
void	leveldb_env_destroy (leveldb_env_t *)
void	leveldb_free (void *ptr)
int	leveldb_major_version ()
int	leveldb_minor_version ()

Typedef Documentation

leveldb_cache_t

typedef struct leveldb_cache_t leveldb_cache_t

leveldb_comparator_t

typedef struct leveldb_comparator_t leveldb_comparator_t

leveldb_env_t

typedef struct leveldb_env_t leveldb_env_t

leveldb_filelock_t

typedef struct leveldb_filelock_t leveldb_filelock_t

leveldb_filterpolicy_t

typedef struct leveldb_filterpolicy_t leveldb_filterpolicy_t

leveldb_iterator_t

typedef struct leveldb_iterator_t leveldb_iterator_t

leveldb_logger_t

typedef struct leveldb_logger_t leveldb_logger_t

leveldb_options_t

typedef struct leveldb_options_t leveldb_options_t

leveldb_randomfile_t

typedef struct leveldb_randomfile_t leveldb_randomfile_t

leveldb_readoptions_t

typedef struct leveldb_readoptions_t leveldb_readoptions_t

leveldb_seqfile_t

typedef struct leveldb_seqfile_t leveldb_seqfile_t

leveldb_snapshot_t

typedef struct leveldb_snapshot_t leveldb_snapshot_t

leveldb_t

typedef struct leveldb_t leveldb_t

leveldb_writablefile_t

typedef struct leveldb_writablefile_t leveldb_writablefile_t

leveldb_writebatch_t

typedef struct leveldb_writebatch_t leveldb_writebatch_t

leveldb_writeoptions_t

typedef struct leveldb_writeoptions_t leveldb_writeoptions_t

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
leveldb_no_compression
leveldb_snappy_compression

Function Documentation

leveldb_approximate_sizes()

void leveldb_approximate_sizes	(	leveldb_t *	db,
		int	num_ranges,
		const char *const *	range_start_key,
		const size_t *	range_start_key_len,
		const char *const *	range_limit_key,
		const size_t *	range_limit_key_len,
		uint64_t *	sizes
	)

leveldb_cache_create_lru()

leveldb_cache_t* leveldb_cache_create_lru

(

size_t

capacity

)

leveldb_cache_destroy()

void leveldb_cache_destroy

(

leveldb_cache_t *

cache

)

leveldb_close()

void leveldb_close

(

leveldb_t *

db

)

leveldb_compact_range()

void leveldb_compact_range	(	leveldb_t *	db,
		const char *	start_key,
		size_t	start_key_len,
		const char *	limit_key,
		size_t	limit_key_len
	)

leveldb_comparator_create()

leveldb_comparator_t* leveldb_comparator_create	(	void *	state,
		void(*)(void *)	destructor,
		int(*)(void *, const char *a, size_t alen, const char *b, size_t blen)	compare,
		const char *(*)(void *)	name
	)

leveldb_comparator_destroy()

void leveldb_comparator_destroy

(

leveldb_comparator_t *

)

leveldb_create_default_env()

leveldb_env_t* leveldb_create_default_env

(

)

leveldb_create_iterator()

leveldb_iterator_t* leveldb_create_iterator	(	leveldb_t *	db,
		const leveldb_readoptions_t *	options
	)

leveldb_create_snapshot()

const leveldb_snapshot_t* leveldb_create_snapshot

(

leveldb_t *

db

)

leveldb_delete()

void leveldb_delete	(	leveldb_t *	db,
		const leveldb_writeoptions_t *	options,
		const char *	key,
		size_t	keylen,
		char **	errptr
	)

leveldb_destroy_db()

void leveldb_destroy_db	(	const leveldb_options_t *	options,
		const char *	name,
		char **	errptr
	)

leveldb_env_destroy()

void leveldb_env_destroy

(

leveldb_env_t *

)

leveldb_filterpolicy_create()

leveldb_filterpolicy_t* leveldb_filterpolicy_create	(	void *	state,
		void(*)(void *)	destructor,
		char *(*)(void *, const char *const *key_array, const size_t *key_length_array, int num_keys, size_t *filter_length)	create_filter,
		unsigned char(*)(void *, const char *key, size_t length, const char *filter, size_t filter_length)	key_may_match,
		const char *(*)(void *)	name
	)

leveldb_filterpolicy_create_bloom()

leveldb_filterpolicy_t* leveldb_filterpolicy_create_bloom

(

int

bits_per_key

)

leveldb_filterpolicy_destroy()

void leveldb_filterpolicy_destroy

(

leveldb_filterpolicy_t *

)

leveldb_free()

void leveldb_free

(

void *

ptr

)

leveldb_get()

char* leveldb_get	(	leveldb_t *	db,
		const leveldb_readoptions_t *	options,
		const char *	key,
		size_t	keylen,
		size_t *	vallen,
		char **	errptr
	)

leveldb_iter_destroy()

void leveldb_iter_destroy

(

leveldb_iterator_t *

)

leveldb_iter_get_error()

void leveldb_iter_get_error	(	const leveldb_iterator_t *	,
		char **	errptr
	)

leveldb_iter_key()

const char* leveldb_iter_key	(	const leveldb_iterator_t *	,
		size_t *	klen
	)

leveldb_iter_next()

void leveldb_iter_next

(

leveldb_iterator_t *

)

leveldb_iter_prev()

void leveldb_iter_prev

(

leveldb_iterator_t *

)

leveldb_iter_seek()

void leveldb_iter_seek	(	leveldb_iterator_t *	,
		const char *	k,
		size_t	klen
	)

leveldb_iter_seek_to_first()

void leveldb_iter_seek_to_first

(

leveldb_iterator_t *

)

leveldb_iter_seek_to_last()

void leveldb_iter_seek_to_last

(

leveldb_iterator_t *

)

leveldb_iter_valid()

unsigned char leveldb_iter_valid

(

const leveldb_iterator_t *

)

leveldb_iter_value()

const char* leveldb_iter_value	(	const leveldb_iterator_t *	,
		size_t *	vlen
	)

leveldb_major_version()

int leveldb_major_version

(

)

leveldb_minor_version()

int leveldb_minor_version

(

)

leveldb_open()

leveldb_t* leveldb_open	(	const leveldb_options_t *	options,
		const char *	name,
		char **	errptr
	)

leveldb_options_create()

leveldb_options_t* leveldb_options_create

(

)

leveldb_options_destroy()

void leveldb_options_destroy

(

leveldb_options_t *

)

leveldb_options_set_block_restart_interval()

void leveldb_options_set_block_restart_interval	(	leveldb_options_t *	,
		int
	)

leveldb_options_set_block_size()

void leveldb_options_set_block_size	(	leveldb_options_t *	,
		size_t
	)

leveldb_options_set_cache()

void leveldb_options_set_cache	(	leveldb_options_t *	,
		leveldb_cache_t *
	)

leveldb_options_set_comparator()

void leveldb_options_set_comparator	(	leveldb_options_t *	,
		leveldb_comparator_t *
	)

leveldb_options_set_compression()

void leveldb_options_set_compression	(	leveldb_options_t *	,
		int
	)

leveldb_options_set_create_if_missing()

void leveldb_options_set_create_if_missing	(	leveldb_options_t *	,
		unsigned char
	)

leveldb_options_set_env()

void leveldb_options_set_env	(	leveldb_options_t *	,
		leveldb_env_t *
	)

leveldb_options_set_error_if_exists()

void leveldb_options_set_error_if_exists	(	leveldb_options_t *	,
		unsigned char
	)

leveldb_options_set_filter_policy()

void leveldb_options_set_filter_policy	(	leveldb_options_t *	,
		leveldb_filterpolicy_t *
	)

leveldb_options_set_info_log()

void leveldb_options_set_info_log	(	leveldb_options_t *	,
		leveldb_logger_t *
	)

leveldb_options_set_max_open_files()

void leveldb_options_set_max_open_files	(	leveldb_options_t *	,
		int
	)

leveldb_options_set_paranoid_checks()

void leveldb_options_set_paranoid_checks	(	leveldb_options_t *	,
		unsigned char
	)

leveldb_options_set_write_buffer_size()

void leveldb_options_set_write_buffer_size	(	leveldb_options_t *	,
		size_t
	)

leveldb_property_value()

char* leveldb_property_value	(	leveldb_t *	db,
		const char *	propname
	)

leveldb_put()

void leveldb_put	(	leveldb_t *	db,
		const leveldb_writeoptions_t *	options,
		const char *	key,
		size_t	keylen,
		const char *	val,
		size_t	vallen,
		char **	errptr
	)

leveldb_readoptions_create()

leveldb_readoptions_t* leveldb_readoptions_create

(

)

leveldb_readoptions_destroy()

void leveldb_readoptions_destroy

(

leveldb_readoptions_t *

)

leveldb_readoptions_set_fill_cache()

void leveldb_readoptions_set_fill_cache	(	leveldb_readoptions_t *	,
		unsigned char
	)

leveldb_readoptions_set_snapshot()

void leveldb_readoptions_set_snapshot	(	leveldb_readoptions_t *	,
		const leveldb_snapshot_t *
	)

leveldb_readoptions_set_verify_checksums()

void leveldb_readoptions_set_verify_checksums	(	leveldb_readoptions_t *	,
		unsigned char
	)

leveldb_release_snapshot()

void leveldb_release_snapshot	(	leveldb_t *	db,
		const leveldb_snapshot_t *	snapshot
	)

leveldb_repair_db()

void leveldb_repair_db	(	const leveldb_options_t *	options,
		const char *	name,
		char **	errptr
	)

leveldb_write()

void leveldb_write	(	leveldb_t *	db,
		const leveldb_writeoptions_t *	options,
		leveldb_writebatch_t *	batch,
		char **	errptr
	)

leveldb_writebatch_clear()

void leveldb_writebatch_clear

(

leveldb_writebatch_t *

)

leveldb_writebatch_create()

leveldb_writebatch_t* leveldb_writebatch_create

(

)

leveldb_writebatch_delete()

void leveldb_writebatch_delete	(	leveldb_writebatch_t *	,
		const char *	key,
		size_t	klen
	)

leveldb_writebatch_destroy()

void leveldb_writebatch_destroy

(

leveldb_writebatch_t *

)

leveldb_writebatch_iterate()

void leveldb_writebatch_iterate	(	leveldb_writebatch_t *	,
		void *	state,
		void(*)(void *, const char *k, size_t klen, const char *v, size_t vlen)	put,
		void(*)(void *, const char *k, size_t klen)	deleted
	)

leveldb_writebatch_put()

void leveldb_writebatch_put	(	leveldb_writebatch_t *	,
		const char *	key,
		size_t	klen,
		const char *	val,
		size_t	vlen
	)

leveldb_writeoptions_create()

leveldb_writeoptions_t* leveldb_writeoptions_create

(

)

leveldb_writeoptions_destroy()

void leveldb_writeoptions_destroy

(

leveldb_writeoptions_t *

)

leveldb_writeoptions_set_sync()

void leveldb_writeoptions_set_sync	(	leveldb_writeoptions_t *	,
		unsigned char
	)