A few more C API functions.
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6ed450a58c
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db/c.cc
82
db/c.cc
@ -51,6 +51,7 @@ using rocksdb::Status;
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using rocksdb::WritableFile;
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using rocksdb::WritableFile;
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using rocksdb::WriteBatch;
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using rocksdb::WriteBatch;
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using rocksdb::WriteOptions;
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using rocksdb::WriteOptions;
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using rocksdb::LiveFileMetaData;
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using std::shared_ptr;
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using std::shared_ptr;
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@ -70,6 +71,7 @@ struct rocksdb_writablefile_t { WritableFile* rep; };
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struct rocksdb_filelock_t { FileLock* rep; };
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struct rocksdb_filelock_t { FileLock* rep; };
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struct rocksdb_logger_t { shared_ptr<Logger> rep; };
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struct rocksdb_logger_t { shared_ptr<Logger> rep; };
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struct rocksdb_cache_t { shared_ptr<Cache> rep; };
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struct rocksdb_cache_t { shared_ptr<Cache> rep; };
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struct rocksdb_livefiles_t { std::vector<LiveFileMetaData> rep; };
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struct rocksdb_comparator_t : public Comparator {
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struct rocksdb_comparator_t : public Comparator {
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void* state_;
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void* state_;
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@ -435,6 +437,19 @@ void rocksdb_approximate_sizes(
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delete[] ranges;
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delete[] ranges;
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}
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}
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void rocksdb_delete_file(
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rocksdb_t* db,
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const char* name) {
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db->rep->DeleteFile(name);
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}
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const rocksdb_livefiles_t* rocksdb_livefiles(
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rocksdb_t* db) {
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rocksdb_livefiles_t* result = new rocksdb_livefiles_t;
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db->rep->GetLiveFilesMetaData(&result->rep);
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return result;
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}
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void rocksdb_compact_range(
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void rocksdb_compact_range(
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rocksdb_t* db,
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rocksdb_t* db,
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const char* start_key, size_t start_key_len,
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const char* start_key, size_t start_key_len,
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@ -537,6 +552,10 @@ void rocksdb_writebatch_clear(rocksdb_writebatch_t* b) {
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b->rep.Clear();
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b->rep.Clear();
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}
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}
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int rocksdb_writebatch_count(rocksdb_writebatch_t* b) {
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return b->rep.Count();
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}
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void rocksdb_writebatch_put(
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void rocksdb_writebatch_put(
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rocksdb_writebatch_t* b,
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rocksdb_writebatch_t* b,
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const char* key, size_t klen,
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const char* key, size_t klen,
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@ -581,6 +600,11 @@ void rocksdb_writebatch_iterate(
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b->rep.Iterate(&handler);
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b->rep.Iterate(&handler);
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}
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}
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const char* rocksdb_writebatch_data(rocksdb_writebatch_t* b, size_t* size) {
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*size = b->rep.GetDataSize();
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return b->rep.Data().c_str();
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}
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rocksdb_options_t* rocksdb_options_create() {
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rocksdb_options_t* rocksdb_options_create() {
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return new rocksdb_options_t;
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return new rocksdb_options_t;
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}
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}
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@ -983,7 +1007,6 @@ DB::GetSortedWalFiles
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DB::GetLatestSequenceNumber
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DB::GetLatestSequenceNumber
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DB::GetUpdatesSince
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DB::GetUpdatesSince
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DB::DeleteFile
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DB::DeleteFile
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DB::GetLiveFilesMetaData
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DB::GetDbIdentity
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DB::GetDbIdentity
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DB::RunManualCompaction
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DB::RunManualCompaction
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custom cache
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custom cache
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@ -1304,4 +1327,61 @@ void rocksdb_universal_compaction_options_destroy(
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delete uco;
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delete uco;
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}
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}
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void rocksdb_options_set_min_level_to_compress(rocksdb_options_t* opt, int level) {
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if (level >= 0) {
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assert(level <= opt->rep.num_levels);
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opt->rep.compression_per_level.resize(opt->rep.num_levels);
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for (int i = 0; i < level; i++) {
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opt->rep.compression_per_level[i] = rocksdb::kNoCompression;
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}
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for (int i = level; i < opt->rep.num_levels; i++) {
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opt->rep.compression_per_level[i] = opt->rep.compression;
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}
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}
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}
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int rocksdb_livefiles_count(
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const rocksdb_livefiles_t* lf) {
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return lf->rep.size();
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}
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const char* rocksdb_livefiles_name(
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const rocksdb_livefiles_t* lf,
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int index) {
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return lf->rep[index].name.c_str();
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}
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int rocksdb_livefiles_level(
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const rocksdb_livefiles_t* lf,
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int index) {
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return lf->rep[index].level;
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}
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size_t rocksdb_livefiles_size(
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const rocksdb_livefiles_t* lf,
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int index) {
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return lf->rep[index].size;
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}
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const char* rocksdb_livefiles_smallestkey(
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const rocksdb_livefiles_t* lf,
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int index,
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size_t* size) {
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*size = lf->rep[index].smallestkey.size();
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return lf->rep[index].smallestkey.data();
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}
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const char* rocksdb_livefiles_largestkey(
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const rocksdb_livefiles_t* lf,
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int index,
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size_t* size) {
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*size = lf->rep[index].largestkey.size();
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return lf->rep[index].largestkey.data();
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}
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extern void rocksdb_livefiles_destroy(
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const rocksdb_livefiles_t* lf) {
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delete lf;
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}
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} // end extern "C"
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} // end extern "C"
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@ -74,6 +74,7 @@ typedef struct rocksdb_writablefile_t rocksdb_writablefile_t;
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typedef struct rocksdb_writebatch_t rocksdb_writebatch_t;
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typedef struct rocksdb_writebatch_t rocksdb_writebatch_t;
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typedef struct rocksdb_writeoptions_t rocksdb_writeoptions_t;
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typedef struct rocksdb_writeoptions_t rocksdb_writeoptions_t;
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typedef struct rocksdb_universal_compaction_options_t rocksdb_universal_compaction_options_t;
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typedef struct rocksdb_universal_compaction_options_t rocksdb_universal_compaction_options_t;
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typedef struct rocksdb_livefiles_t rocksdb_livefiles_t;
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/* DB operations */
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/* DB operations */
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@ -148,6 +149,13 @@ extern void rocksdb_compact_range(
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const char* start_key, size_t start_key_len,
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const char* start_key, size_t start_key_len,
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const char* limit_key, size_t limit_key_len);
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const char* limit_key, size_t limit_key_len);
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extern void rocksdb_delete_file(
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rocksdb_t* db,
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const char* name);
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extern const rocksdb_livefiles_t* rocksdb_livefiles(
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rocksdb_t* db);
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extern void rocksdb_flush(
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extern void rocksdb_flush(
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rocksdb_t* db,
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rocksdb_t* db,
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const rocksdb_flushoptions_t* options,
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const rocksdb_flushoptions_t* options,
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@ -192,6 +200,7 @@ extern void rocksdb_iter_get_error(const rocksdb_iterator_t*, char** errptr);
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extern rocksdb_writebatch_t* rocksdb_writebatch_create();
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extern rocksdb_writebatch_t* rocksdb_writebatch_create();
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extern void rocksdb_writebatch_destroy(rocksdb_writebatch_t*);
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extern void rocksdb_writebatch_destroy(rocksdb_writebatch_t*);
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extern void rocksdb_writebatch_clear(rocksdb_writebatch_t*);
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extern void rocksdb_writebatch_clear(rocksdb_writebatch_t*);
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extern int rocksdb_writebatch_count(rocksdb_writebatch_t*);
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extern void rocksdb_writebatch_put(
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extern void rocksdb_writebatch_put(
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rocksdb_writebatch_t*,
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rocksdb_writebatch_t*,
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const char* key, size_t klen,
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const char* key, size_t klen,
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@ -208,6 +217,7 @@ extern void rocksdb_writebatch_iterate(
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void* state,
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void* state,
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void (*put)(void*, const char* k, size_t klen, const char* v, size_t vlen),
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void (*put)(void*, const char* k, size_t klen, const char* v, size_t vlen),
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void (*deleted)(void*, const char* k, size_t klen));
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void (*deleted)(void*, const char* k, size_t klen));
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extern const char* rocksdb_writebatch_data(rocksdb_writebatch_t*, size_t *size);
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/* Options */
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/* Options */
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@ -336,6 +346,12 @@ extern void rocksdb_options_set_delete_obsolete_files_period_micros(
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extern void rocksdb_options_set_source_compaction_factor(rocksdb_options_t*, int);
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extern void rocksdb_options_set_source_compaction_factor(rocksdb_options_t*, int);
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extern void rocksdb_options_prepare_for_bulk_load(rocksdb_options_t*);
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extern void rocksdb_options_prepare_for_bulk_load(rocksdb_options_t*);
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extern void rocksdb_options_set_memtable_vector_rep(rocksdb_options_t*);
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extern void rocksdb_options_set_memtable_vector_rep(rocksdb_options_t*);
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extern void rocksdb_options_set_max_bytes_for_level_base(rocksdb_options_t* opt, uint64_t n);
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extern void rocksdb_options_set_stats_dump_period_sec(rocksdb_options_t* opt, unsigned int sec);
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extern void rocksdb_options_set_min_level_to_compress(rocksdb_options_t* opt, int level);
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extern void rocksdb_options_set_memtable_prefix_bloom_bits(
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extern void rocksdb_options_set_memtable_prefix_bloom_bits(
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rocksdb_options_t*, uint32_t);
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rocksdb_options_t*, uint32_t);
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extern void rocksdb_options_set_memtable_prefix_bloom_probes(
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extern void rocksdb_options_set_memtable_prefix_bloom_probes(
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@ -508,6 +524,28 @@ extern void rocksdb_universal_compaction_options_set_stop_style(
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extern void rocksdb_universal_compaction_options_destroy(
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extern void rocksdb_universal_compaction_options_destroy(
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rocksdb_universal_compaction_options_t*);
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rocksdb_universal_compaction_options_t*);
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extern int rocksdb_livefiles_count(
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const rocksdb_livefiles_t*);
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extern const char* rocksdb_livefiles_name(
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const rocksdb_livefiles_t*,
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int index);
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extern int rocksdb_livefiles_level(
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const rocksdb_livefiles_t*,
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int index);
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extern size_t rocksdb_livefiles_size(
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const rocksdb_livefiles_t*,
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int index);
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extern const char* rocksdb_livefiles_smallestkey(
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const rocksdb_livefiles_t*,
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int index,
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size_t* size);
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extern const char* rocksdb_livefiles_largestkey(
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const rocksdb_livefiles_t*,
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int index,
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size_t* size);
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extern void rocksdb_livefiles_destroy(
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const rocksdb_livefiles_t*);
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#ifdef __cplusplus
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#ifdef __cplusplus
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} /* end extern "C" */
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} /* end extern "C" */
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#endif
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#endif
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