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-rw-r--r--src/leveldb/include/leveldb/c.h320
1 files changed, 150 insertions, 170 deletions
diff --git a/src/leveldb/include/leveldb/c.h b/src/leveldb/include/leveldb/c.h
index 1048fe3b86..02c79ba72e 100644
--- a/src/leveldb/include/leveldb/c.h
+++ b/src/leveldb/include/leveldb/c.h
@@ -32,7 +32,7 @@
On failure, leveldb frees the old value of *errptr and
set *errptr to a malloc()ed error message.
- (4) Bools have the type unsigned char (0 == false; rest == true)
+ (4) Bools have the type uint8_t (0 == false; rest == true)
(5) All of the pointer arguments must be non-NULL.
*/
@@ -48,225 +48,205 @@ extern "C" {
#include <stddef.h>
#include <stdint.h>
+#include "leveldb/export.h"
+
/* Exported types */
-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;
+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;
/* DB operations */
-extern leveldb_t* leveldb_open(
- const leveldb_options_t* options,
- const char* name,
- char** errptr);
+LEVELDB_EXPORT leveldb_t* leveldb_open(const leveldb_options_t* options,
+ const char* name, char** errptr);
-extern void leveldb_close(leveldb_t* db);
+LEVELDB_EXPORT void leveldb_close(leveldb_t* db);
-extern 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_EXPORT 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);
-extern void leveldb_delete(
- leveldb_t* db,
- const leveldb_writeoptions_t* options,
- const char* key, size_t keylen,
- char** errptr);
+LEVELDB_EXPORT void leveldb_delete(leveldb_t* db,
+ const leveldb_writeoptions_t* options,
+ const char* key, size_t keylen,
+ char** errptr);
-extern void leveldb_write(
- leveldb_t* db,
- const leveldb_writeoptions_t* options,
- leveldb_writebatch_t* batch,
- char** errptr);
+LEVELDB_EXPORT void leveldb_write(leveldb_t* db,
+ const leveldb_writeoptions_t* options,
+ leveldb_writebatch_t* batch, char** errptr);
/* Returns NULL if not found. A malloc()ed array otherwise.
Stores the length of the array in *vallen. */
-extern char* leveldb_get(
- leveldb_t* db,
- const leveldb_readoptions_t* options,
- const char* key, size_t keylen,
- size_t* vallen,
- char** errptr);
+LEVELDB_EXPORT char* leveldb_get(leveldb_t* db,
+ const leveldb_readoptions_t* options,
+ const char* key, size_t keylen, size_t* vallen,
+ char** errptr);
-extern leveldb_iterator_t* leveldb_create_iterator(
- leveldb_t* db,
- const leveldb_readoptions_t* options);
+LEVELDB_EXPORT leveldb_iterator_t* leveldb_create_iterator(
+ leveldb_t* db, const leveldb_readoptions_t* options);
-extern const leveldb_snapshot_t* leveldb_create_snapshot(
- leveldb_t* db);
+LEVELDB_EXPORT const leveldb_snapshot_t* leveldb_create_snapshot(leveldb_t* db);
-extern void leveldb_release_snapshot(
- leveldb_t* db,
- const leveldb_snapshot_t* snapshot);
+LEVELDB_EXPORT void leveldb_release_snapshot(
+ leveldb_t* db, const leveldb_snapshot_t* snapshot);
/* Returns NULL if property name is unknown.
Else returns a pointer to a malloc()-ed null-terminated value. */
-extern char* leveldb_property_value(
- leveldb_t* db,
- const char* propname);
-
-extern 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);
-
-extern 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_EXPORT char* leveldb_property_value(leveldb_t* db,
+ const char* propname);
+
+LEVELDB_EXPORT 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_EXPORT 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);
/* Management operations */
-extern void leveldb_destroy_db(
- const leveldb_options_t* options,
- const char* name,
- char** errptr);
+LEVELDB_EXPORT void leveldb_destroy_db(const leveldb_options_t* options,
+ const char* name, char** errptr);
-extern void leveldb_repair_db(
- const leveldb_options_t* options,
- const char* name,
- char** errptr);
+LEVELDB_EXPORT void leveldb_repair_db(const leveldb_options_t* options,
+ const char* name, char** errptr);
/* Iterator */
-extern void leveldb_iter_destroy(leveldb_iterator_t*);
-extern unsigned char leveldb_iter_valid(const leveldb_iterator_t*);
-extern void leveldb_iter_seek_to_first(leveldb_iterator_t*);
-extern void leveldb_iter_seek_to_last(leveldb_iterator_t*);
-extern void leveldb_iter_seek(leveldb_iterator_t*, const char* k, size_t klen);
-extern void leveldb_iter_next(leveldb_iterator_t*);
-extern void leveldb_iter_prev(leveldb_iterator_t*);
-extern const char* leveldb_iter_key(const leveldb_iterator_t*, size_t* klen);
-extern const char* leveldb_iter_value(const leveldb_iterator_t*, size_t* vlen);
-extern void leveldb_iter_get_error(const leveldb_iterator_t*, char** errptr);
+LEVELDB_EXPORT void leveldb_iter_destroy(leveldb_iterator_t*);
+LEVELDB_EXPORT uint8_t leveldb_iter_valid(const leveldb_iterator_t*);
+LEVELDB_EXPORT void leveldb_iter_seek_to_first(leveldb_iterator_t*);
+LEVELDB_EXPORT void leveldb_iter_seek_to_last(leveldb_iterator_t*);
+LEVELDB_EXPORT void leveldb_iter_seek(leveldb_iterator_t*, const char* k,
+ size_t klen);
+LEVELDB_EXPORT void leveldb_iter_next(leveldb_iterator_t*);
+LEVELDB_EXPORT void leveldb_iter_prev(leveldb_iterator_t*);
+LEVELDB_EXPORT const char* leveldb_iter_key(const leveldb_iterator_t*,
+ size_t* klen);
+LEVELDB_EXPORT const char* leveldb_iter_value(const leveldb_iterator_t*,
+ size_t* vlen);
+LEVELDB_EXPORT void leveldb_iter_get_error(const leveldb_iterator_t*,
+ char** errptr);
/* Write batch */
-extern leveldb_writebatch_t* leveldb_writebatch_create();
-extern void leveldb_writebatch_destroy(leveldb_writebatch_t*);
-extern void leveldb_writebatch_clear(leveldb_writebatch_t*);
-extern void leveldb_writebatch_put(
- leveldb_writebatch_t*,
- const char* key, size_t klen,
- const char* val, size_t vlen);
-extern void leveldb_writebatch_delete(
- leveldb_writebatch_t*,
- const char* key, size_t klen);
-extern void leveldb_writebatch_iterate(
- leveldb_writebatch_t*,
- void* state,
+LEVELDB_EXPORT leveldb_writebatch_t* leveldb_writebatch_create(void);
+LEVELDB_EXPORT void leveldb_writebatch_destroy(leveldb_writebatch_t*);
+LEVELDB_EXPORT void leveldb_writebatch_clear(leveldb_writebatch_t*);
+LEVELDB_EXPORT void leveldb_writebatch_put(leveldb_writebatch_t*,
+ const char* key, size_t klen,
+ const char* val, size_t vlen);
+LEVELDB_EXPORT void leveldb_writebatch_delete(leveldb_writebatch_t*,
+ const char* key, size_t klen);
+LEVELDB_EXPORT void leveldb_writebatch_iterate(
+ const 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_EXPORT void leveldb_writebatch_append(
+ leveldb_writebatch_t* destination, const leveldb_writebatch_t* source);
/* Options */
-extern leveldb_options_t* leveldb_options_create();
-extern void leveldb_options_destroy(leveldb_options_t*);
-extern void leveldb_options_set_comparator(
- leveldb_options_t*,
- leveldb_comparator_t*);
-extern void leveldb_options_set_filter_policy(
- leveldb_options_t*,
- leveldb_filterpolicy_t*);
-extern void leveldb_options_set_create_if_missing(
- leveldb_options_t*, unsigned char);
-extern void leveldb_options_set_error_if_exists(
- leveldb_options_t*, unsigned char);
-extern void leveldb_options_set_paranoid_checks(
- leveldb_options_t*, unsigned char);
-extern void leveldb_options_set_env(leveldb_options_t*, leveldb_env_t*);
-extern void leveldb_options_set_info_log(leveldb_options_t*, leveldb_logger_t*);
-extern void leveldb_options_set_write_buffer_size(leveldb_options_t*, size_t);
-extern void leveldb_options_set_max_open_files(leveldb_options_t*, int);
-extern void leveldb_options_set_cache(leveldb_options_t*, leveldb_cache_t*);
-extern void leveldb_options_set_block_size(leveldb_options_t*, size_t);
-extern void leveldb_options_set_block_restart_interval(leveldb_options_t*, int);
-
-enum {
- leveldb_no_compression = 0,
- leveldb_snappy_compression = 1
-};
-extern void leveldb_options_set_compression(leveldb_options_t*, int);
+LEVELDB_EXPORT leveldb_options_t* leveldb_options_create(void);
+LEVELDB_EXPORT void leveldb_options_destroy(leveldb_options_t*);
+LEVELDB_EXPORT void leveldb_options_set_comparator(leveldb_options_t*,
+ leveldb_comparator_t*);
+LEVELDB_EXPORT void leveldb_options_set_filter_policy(leveldb_options_t*,
+ leveldb_filterpolicy_t*);
+LEVELDB_EXPORT void leveldb_options_set_create_if_missing(leveldb_options_t*,
+ uint8_t);
+LEVELDB_EXPORT void leveldb_options_set_error_if_exists(leveldb_options_t*,
+ uint8_t);
+LEVELDB_EXPORT void leveldb_options_set_paranoid_checks(leveldb_options_t*,
+ uint8_t);
+LEVELDB_EXPORT void leveldb_options_set_env(leveldb_options_t*, leveldb_env_t*);
+LEVELDB_EXPORT void leveldb_options_set_info_log(leveldb_options_t*,
+ leveldb_logger_t*);
+LEVELDB_EXPORT void leveldb_options_set_write_buffer_size(leveldb_options_t*,
+ size_t);
+LEVELDB_EXPORT void leveldb_options_set_max_open_files(leveldb_options_t*, int);
+LEVELDB_EXPORT void leveldb_options_set_cache(leveldb_options_t*,
+ leveldb_cache_t*);
+LEVELDB_EXPORT void leveldb_options_set_block_size(leveldb_options_t*, size_t);
+LEVELDB_EXPORT void leveldb_options_set_block_restart_interval(
+ leveldb_options_t*, int);
+LEVELDB_EXPORT void leveldb_options_set_max_file_size(leveldb_options_t*,
+ size_t);
+
+enum { leveldb_no_compression = 0, leveldb_snappy_compression = 1 };
+LEVELDB_EXPORT void leveldb_options_set_compression(leveldb_options_t*, int);
/* Comparator */
-extern 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),
+LEVELDB_EXPORT 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*));
-extern void leveldb_comparator_destroy(leveldb_comparator_t*);
+LEVELDB_EXPORT void leveldb_comparator_destroy(leveldb_comparator_t*);
/* Filter policy */
-extern 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),
+LEVELDB_EXPORT 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),
+ uint8_t (*key_may_match)(void*, const char* key, size_t length,
+ const char* filter, size_t filter_length),
const char* (*name)(void*));
-extern void leveldb_filterpolicy_destroy(leveldb_filterpolicy_t*);
+LEVELDB_EXPORT void leveldb_filterpolicy_destroy(leveldb_filterpolicy_t*);
-extern leveldb_filterpolicy_t* leveldb_filterpolicy_create_bloom(
+LEVELDB_EXPORT leveldb_filterpolicy_t* leveldb_filterpolicy_create_bloom(
int bits_per_key);
/* Read options */
-extern leveldb_readoptions_t* leveldb_readoptions_create();
-extern void leveldb_readoptions_destroy(leveldb_readoptions_t*);
-extern void leveldb_readoptions_set_verify_checksums(
- leveldb_readoptions_t*,
- unsigned char);
-extern void leveldb_readoptions_set_fill_cache(
- leveldb_readoptions_t*, unsigned char);
-extern void leveldb_readoptions_set_snapshot(
- leveldb_readoptions_t*,
- const leveldb_snapshot_t*);
+LEVELDB_EXPORT leveldb_readoptions_t* leveldb_readoptions_create(void);
+LEVELDB_EXPORT void leveldb_readoptions_destroy(leveldb_readoptions_t*);
+LEVELDB_EXPORT void leveldb_readoptions_set_verify_checksums(
+ leveldb_readoptions_t*, uint8_t);
+LEVELDB_EXPORT void leveldb_readoptions_set_fill_cache(leveldb_readoptions_t*,
+ uint8_t);
+LEVELDB_EXPORT void leveldb_readoptions_set_snapshot(leveldb_readoptions_t*,
+ const leveldb_snapshot_t*);
/* Write options */
-extern leveldb_writeoptions_t* leveldb_writeoptions_create();
-extern void leveldb_writeoptions_destroy(leveldb_writeoptions_t*);
-extern void leveldb_writeoptions_set_sync(
- leveldb_writeoptions_t*, unsigned char);
+LEVELDB_EXPORT leveldb_writeoptions_t* leveldb_writeoptions_create(void);
+LEVELDB_EXPORT void leveldb_writeoptions_destroy(leveldb_writeoptions_t*);
+LEVELDB_EXPORT void leveldb_writeoptions_set_sync(leveldb_writeoptions_t*,
+ uint8_t);
/* Cache */
-extern leveldb_cache_t* leveldb_cache_create_lru(size_t capacity);
-extern void leveldb_cache_destroy(leveldb_cache_t* cache);
+LEVELDB_EXPORT leveldb_cache_t* leveldb_cache_create_lru(size_t capacity);
+LEVELDB_EXPORT void leveldb_cache_destroy(leveldb_cache_t* cache);
/* Env */
-extern leveldb_env_t* leveldb_create_default_env();
-extern void leveldb_env_destroy(leveldb_env_t*);
+LEVELDB_EXPORT leveldb_env_t* leveldb_create_default_env(void);
+LEVELDB_EXPORT void leveldb_env_destroy(leveldb_env_t*);
+
+/* If not NULL, the returned buffer must be released using leveldb_free(). */
+LEVELDB_EXPORT char* leveldb_env_get_test_directory(leveldb_env_t*);
/* Utility */
@@ -275,16 +255,16 @@ extern void leveldb_env_destroy(leveldb_env_t*);
in this file. Note that in certain cases (typically on Windows), you
may need to call this routine instead of free(ptr) to dispose of
malloc()-ed memory returned by this library. */
-extern void leveldb_free(void* ptr);
+LEVELDB_EXPORT void leveldb_free(void* ptr);
/* Return the major version number for this release. */
-extern int leveldb_major_version();
+LEVELDB_EXPORT int leveldb_major_version(void);
/* Return the minor version number for this release. */
-extern int leveldb_minor_version();
+LEVELDB_EXPORT int leveldb_minor_version(void);
#ifdef __cplusplus
-} /* end extern "C" */
+} /* end extern "C" */
#endif
-#endif /* STORAGE_LEVELDB_INCLUDE_C_H_ */
+#endif /* STORAGE_LEVELDB_INCLUDE_C_H_ */
generated by cgit v1.2.3 (git 2.26.2) at 2024-09-15 07:47:38 +0000