forked from mirror/ledisdb
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
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// +build hyperleveldb
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#ifndef HYPERLEVELDB_EXT_H
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#define HYPERLEVELDB_EXT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "hyperleveldb/c.h"
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/* Returns NULL if not found. Otherwise stores the value in **valptr.
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Stores the length of the value in *vallen.
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Returns a context must be later to free*/
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extern void* hyperleveldb_get_ext(
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leveldb_t* db,
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const leveldb_readoptions_t* options,
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const char* key, size_t keylen,
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char** valptr,
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size_t* vallen,
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char** errptr);
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// Free context returns by hyperleveldb_get_ext
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extern void hyperleveldb_get_free_ext(void* context);
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// Below iterator functions like leveldb iterator but returns valid status for iterator
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extern unsigned char hyperleveldb_iter_seek_to_first_ext(leveldb_iterator_t*);
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extern unsigned char hyperleveldb_iter_seek_to_last_ext(leveldb_iterator_t*);
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extern unsigned char hyperleveldb_iter_seek_ext(leveldb_iterator_t*, const char* k, size_t klen);
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extern unsigned char hyperleveldb_iter_next_ext(leveldb_iterator_t*);
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extern unsigned char hyperleveldb_iter_prev_ext(leveldb_iterator_t*);
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#ifdef __cplusplus
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}
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#endif
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#endif
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