Merge pull request #31 from sepeth/c-api

Rename leveldb to rocksdb in C api

db/c.cc

@@ -48,21 +48,21 @@ using std::shared_ptr;
 
 extern "C" {
 
-struct leveldb_t              { DB*               rep; };
-struct leveldb_iterator_t     { Iterator*         rep; };
-struct leveldb_writebatch_t   { WriteBatch        rep; };
-struct leveldb_snapshot_t     { const Snapshot*   rep; };
-struct leveldb_readoptions_t  { ReadOptions       rep; };
-struct leveldb_writeoptions_t { WriteOptions      rep; };
-struct leveldb_options_t      { Options           rep; };
-struct leveldb_seqfile_t      { SequentialFile*   rep; };
-struct leveldb_randomfile_t   { RandomAccessFile* rep; };
-struct leveldb_writablefile_t { WritableFile*     rep; };
-struct leveldb_filelock_t     { FileLock*         rep; };
-struct leveldb_logger_t       { shared_ptr<Logger>  rep; };
-struct leveldb_cache_t        { shared_ptr<Cache>   rep; };
+struct rocksdb_t              { DB*               rep; };
+struct rocksdb_iterator_t     { Iterator*         rep; };
+struct rocksdb_writebatch_t   { WriteBatch        rep; };
+struct rocksdb_snapshot_t     { const Snapshot*   rep; };
+struct rocksdb_readoptions_t  { ReadOptions       rep; };
+struct rocksdb_writeoptions_t { WriteOptions      rep; };
+struct rocksdb_options_t      { Options           rep; };
+struct rocksdb_seqfile_t      { SequentialFile*   rep; };
+struct rocksdb_randomfile_t   { RandomAccessFile* rep; };
+struct rocksdb_writablefile_t { WritableFile*     rep; };
+struct rocksdb_filelock_t     { FileLock*         rep; };
+struct rocksdb_logger_t       { shared_ptr<Logger>  rep; };
+struct rocksdb_cache_t        { shared_ptr<Cache>   rep; };
 
-struct leveldb_comparator_t : public Comparator {
+struct rocksdb_comparator_t : public Comparator {
   void* state_;
   void (*destructor_)(void*);
   int (*compare_)(
@@ -71,7 +71,7 @@ struct leveldb_comparator_t : public Comparator {
       const char* b, size_t blen);
   const char* (*name_)(void*);
 
-  virtual ~leveldb_comparator_t() {
+  virtual ~rocksdb_comparator_t() {
     (*destructor_)(state_);
   }
 
@@ -88,7 +88,7 @@ struct leveldb_comparator_t : public Comparator {
   virtual void FindShortSuccessor(std::string* key) const { }
 };
 
-struct leveldb_filterpolicy_t : public FilterPolicy {
+struct rocksdb_filterpolicy_t : public FilterPolicy {
   void* state_;
   void (*destructor_)(void*);
   const char* (*name_)(void*);
@@ -102,7 +102,7 @@ struct leveldb_filterpolicy_t : public FilterPolicy {
       const char* key, size_t length,
       const char* filter, size_t filter_length);
 
-  virtual ~leveldb_filterpolicy_t() {
+  virtual ~rocksdb_filterpolicy_t() {
     (*destructor_)(state_);
   }
 
@@ -129,7 +129,7 @@ struct leveldb_filterpolicy_t : public FilterPolicy {
   }
 };
 
-struct leveldb_env_t {
+struct rocksdb_env_t {
   Env* rep;
   bool is_default;
 };
@@ -154,27 +154,27 @@ static char* CopyString(const std::string& str) {
   return result;
 }
 
-leveldb_t* leveldb_open(
-    const leveldb_options_t* options,
+rocksdb_t* rocksdb_open(
+    const rocksdb_options_t* options,
     const char* name,
     char** errptr) {
   DB* db;
   if (SaveError(errptr, DB::Open(options->rep, std::string(name), &db))) {
     return NULL;
   }
-  leveldb_t* result = new leveldb_t;
+  rocksdb_t* result = new rocksdb_t;
   result->rep = db;
   return result;
 }
 
-void leveldb_close(leveldb_t* db) {
+void rocksdb_close(rocksdb_t* db) {
   delete db->rep;
   delete db;
 }
 
-void leveldb_put(
-    leveldb_t* db,
-    const leveldb_writeoptions_t* options,
+void rocksdb_put(
+    rocksdb_t* db,
+    const rocksdb_writeoptions_t* options,
     const char* key, size_t keylen,
     const char* val, size_t vallen,
     char** errptr) {
@@ -182,26 +182,26 @@ void leveldb_put(
             db->rep->Put(options->rep, Slice(key, keylen), Slice(val, vallen)));
 }
 
-void leveldb_delete(
-    leveldb_t* db,
-    const leveldb_writeoptions_t* options,
+void rocksdb_delete(
+    rocksdb_t* db,
+    const rocksdb_writeoptions_t* options,
     const char* key, size_t keylen,
     char** errptr) {
   SaveError(errptr, db->rep->Delete(options->rep, Slice(key, keylen)));
 }
 
 
-void leveldb_write(
-    leveldb_t* db,
-    const leveldb_writeoptions_t* options,
-    leveldb_writebatch_t* batch,
+void rocksdb_write(
+    rocksdb_t* db,
+    const rocksdb_writeoptions_t* options,
+    rocksdb_writebatch_t* batch,
     char** errptr) {
   SaveError(errptr, db->rep->Write(options->rep, &batch->rep));
 }
 
-char* leveldb_get(
-    leveldb_t* db,
-    const leveldb_readoptions_t* options,
+char* rocksdb_get(
+    rocksdb_t* db,
+    const rocksdb_readoptions_t* options,
     const char* key, size_t keylen,
     size_t* vallen,
     char** errptr) {
@@ -220,30 +220,30 @@ char* leveldb_get(
   return result;
 }
 
-leveldb_iterator_t* leveldb_create_iterator(
-    leveldb_t* db,
-    const leveldb_readoptions_t* options) {
-  leveldb_iterator_t* result = new leveldb_iterator_t;
+rocksdb_iterator_t* rocksdb_create_iterator(
+    rocksdb_t* db,
+    const rocksdb_readoptions_t* options) {
+  rocksdb_iterator_t* result = new rocksdb_iterator_t;
   result->rep = db->rep->NewIterator(options->rep);
   return result;
 }
 
-const leveldb_snapshot_t* leveldb_create_snapshot(
-    leveldb_t* db) {
-  leveldb_snapshot_t* result = new leveldb_snapshot_t;
+const rocksdb_snapshot_t* rocksdb_create_snapshot(
+    rocksdb_t* db) {
+  rocksdb_snapshot_t* result = new rocksdb_snapshot_t;
   result->rep = db->rep->GetSnapshot();
   return result;
 }
 
-void leveldb_release_snapshot(
-    leveldb_t* db,
-    const leveldb_snapshot_t* snapshot) {
+void rocksdb_release_snapshot(
+    rocksdb_t* db,
+    const rocksdb_snapshot_t* snapshot) {
   db->rep->ReleaseSnapshot(snapshot->rep);
   delete snapshot;
 }
 
-char* leveldb_property_value(
-    leveldb_t* db,
+char* rocksdb_property_value(
+    rocksdb_t* db,
     const char* propname) {
   std::string tmp;
   if (db->rep->GetProperty(Slice(propname), &tmp)) {
@@ -254,8 +254,8 @@ char* leveldb_property_value(
   }
 }
 
-void leveldb_approximate_sizes(
-    leveldb_t* db,
+void rocksdb_approximate_sizes(
+    rocksdb_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,
@@ -269,8 +269,8 @@ void leveldb_approximate_sizes(
   delete[] ranges;
 }
 
-void leveldb_compact_range(
-    leveldb_t* db,
+void rocksdb_compact_range(
+    rocksdb_t* db,
     const char* start_key, size_t start_key_len,
     const char* limit_key, size_t limit_key_len) {
   Slice a, b;
@@ -280,92 +280,92 @@ void leveldb_compact_range(
       (limit_key ? (b = Slice(limit_key, limit_key_len), &b) : NULL));
 }
 
-void leveldb_destroy_db(
-    const leveldb_options_t* options,
+void rocksdb_destroy_db(
+    const rocksdb_options_t* options,
     const char* name,
     char** errptr) {
   SaveError(errptr, DestroyDB(name, options->rep));
 }
 
-void leveldb_repair_db(
-    const leveldb_options_t* options,
+void rocksdb_repair_db(
+    const rocksdb_options_t* options,
     const char* name,
     char** errptr) {
   SaveError(errptr, RepairDB(name, options->rep));
 }
 
-void leveldb_iter_destroy(leveldb_iterator_t* iter) {
+void rocksdb_iter_destroy(rocksdb_iterator_t* iter) {
   delete iter->rep;
   delete iter;
 }
 
-unsigned char leveldb_iter_valid(const leveldb_iterator_t* iter) {
+unsigned char rocksdb_iter_valid(const rocksdb_iterator_t* iter) {
   return iter->rep->Valid();
 }
 
-void leveldb_iter_seek_to_first(leveldb_iterator_t* iter) {
+void rocksdb_iter_seek_to_first(rocksdb_iterator_t* iter) {
   iter->rep->SeekToFirst();
 }
 
-void leveldb_iter_seek_to_last(leveldb_iterator_t* iter) {
+void rocksdb_iter_seek_to_last(rocksdb_iterator_t* iter) {
   iter->rep->SeekToLast();
 }
 
-void leveldb_iter_seek(leveldb_iterator_t* iter, const char* k, size_t klen) {
+void rocksdb_iter_seek(rocksdb_iterator_t* iter, const char* k, size_t klen) {
   iter->rep->Seek(Slice(k, klen));
 }
 
-void leveldb_iter_next(leveldb_iterator_t* iter) {
+void rocksdb_iter_next(rocksdb_iterator_t* iter) {
   iter->rep->Next();
 }
 
-void leveldb_iter_prev(leveldb_iterator_t* iter) {
+void rocksdb_iter_prev(rocksdb_iterator_t* iter) {
   iter->rep->Prev();
 }
 
-const char* leveldb_iter_key(const leveldb_iterator_t* iter, size_t* klen) {
+const char* rocksdb_iter_key(const rocksdb_iterator_t* iter, size_t* klen) {
   Slice s = iter->rep->key();
   *klen = s.size();
   return s.data();
 }
 
-const char* leveldb_iter_value(const leveldb_iterator_t* iter, size_t* vlen) {
+const char* rocksdb_iter_value(const rocksdb_iterator_t* iter, size_t* vlen) {
   Slice s = iter->rep->value();
   *vlen = s.size();
   return s.data();
 }
 
-void leveldb_iter_get_error(const leveldb_iterator_t* iter, char** errptr) {
+void rocksdb_iter_get_error(const rocksdb_iterator_t* iter, char** errptr) {
   SaveError(errptr, iter->rep->status());
 }
 
-leveldb_writebatch_t* leveldb_writebatch_create() {
-  return new leveldb_writebatch_t;
+rocksdb_writebatch_t* rocksdb_writebatch_create() {
+  return new rocksdb_writebatch_t;
 }
 
-void leveldb_writebatch_destroy(leveldb_writebatch_t* b) {
+void rocksdb_writebatch_destroy(rocksdb_writebatch_t* b) {
   delete b;
 }
 
-void leveldb_writebatch_clear(leveldb_writebatch_t* b) {
+void rocksdb_writebatch_clear(rocksdb_writebatch_t* b) {
   b->rep.Clear();
 }
 
-void leveldb_writebatch_put(
-    leveldb_writebatch_t* b,
+void rocksdb_writebatch_put(
+    rocksdb_writebatch_t* b,
     const char* key, size_t klen,
     const char* val, size_t vlen) {
   b->rep.Put(Slice(key, klen), Slice(val, vlen));
 }
 
-void leveldb_writebatch_delete(
-    leveldb_writebatch_t* b,
+void rocksdb_writebatch_delete(
+    rocksdb_writebatch_t* b,
     const char* key, size_t klen) {
   b->rep.Delete(Slice(key, klen));
 }
 
-void leveldb_writebatch_iterate(
-    leveldb_writebatch_t* b,
+void rocksdb_writebatch_iterate(
+    rocksdb_writebatch_t* b,
     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)) {
@@ -388,132 +388,132 @@ void leveldb_writebatch_iterate(
   b->rep.Iterate(&handler);
 }
 
-leveldb_options_t* leveldb_options_create() {
-  return new leveldb_options_t;
+rocksdb_options_t* rocksdb_options_create() {
+  return new rocksdb_options_t;
 }
 
-void leveldb_options_destroy(leveldb_options_t* options) {
+void rocksdb_options_destroy(rocksdb_options_t* options) {
   delete options;
 }
 
-void leveldb_options_set_comparator(
-    leveldb_options_t* opt,
-    leveldb_comparator_t* cmp) {
+void rocksdb_options_set_comparator(
+    rocksdb_options_t* opt,
+    rocksdb_comparator_t* cmp) {
   opt->rep.comparator = cmp;
 }
 
-void leveldb_options_set_filter_policy(
-    leveldb_options_t* opt,
-    leveldb_filterpolicy_t* policy) {
+void rocksdb_options_set_filter_policy(
+    rocksdb_options_t* opt,
+    rocksdb_filterpolicy_t* policy) {
   opt->rep.filter_policy = policy;
 }
 
-void leveldb_options_set_create_if_missing(
-    leveldb_options_t* opt, unsigned char v) {
+void rocksdb_options_set_create_if_missing(
+    rocksdb_options_t* opt, unsigned char v) {
   opt->rep.create_if_missing = v;
 }
 
-void leveldb_options_set_error_if_exists(
-    leveldb_options_t* opt, unsigned char v) {
+void rocksdb_options_set_error_if_exists(
+    rocksdb_options_t* opt, unsigned char v) {
   opt->rep.error_if_exists = v;
 }
 
-void leveldb_options_set_paranoid_checks(
-    leveldb_options_t* opt, unsigned char v) {
+void rocksdb_options_set_paranoid_checks(
+    rocksdb_options_t* opt, unsigned char v) {
   opt->rep.paranoid_checks = v;
 }
 
-void leveldb_options_set_env(leveldb_options_t* opt, leveldb_env_t* env) {
+void rocksdb_options_set_env(rocksdb_options_t* opt, rocksdb_env_t* env) {
   opt->rep.env = (env ? env->rep : NULL);
 }
 
-void leveldb_options_set_info_log(leveldb_options_t* opt, leveldb_logger_t* l) {
+void rocksdb_options_set_info_log(rocksdb_options_t* opt, rocksdb_logger_t* l) {
   if (l) {
     opt->rep.info_log = l->rep;
   }
 }
 
-void leveldb_options_set_write_buffer_size(leveldb_options_t* opt, size_t s) {
+void rocksdb_options_set_write_buffer_size(rocksdb_options_t* opt, size_t s) {
   opt->rep.write_buffer_size = s;
 }
 
-void leveldb_options_set_max_open_files(leveldb_options_t* opt, int n) {
+void rocksdb_options_set_max_open_files(rocksdb_options_t* opt, int n) {
   opt->rep.max_open_files = n;
 }
 
-void leveldb_options_set_cache(leveldb_options_t* opt, leveldb_cache_t* c) {
+void rocksdb_options_set_cache(rocksdb_options_t* opt, rocksdb_cache_t* c) {
   if (c) {
     opt->rep.block_cache = c->rep;
   }
 }
 
-void leveldb_options_set_block_size(leveldb_options_t* opt, size_t s) {
+void rocksdb_options_set_block_size(rocksdb_options_t* opt, size_t s) {
   opt->rep.block_size = s;
 }
 
-void leveldb_options_set_block_restart_interval(leveldb_options_t* opt, int n) {
+void rocksdb_options_set_block_restart_interval(rocksdb_options_t* opt, int n) {
   opt->rep.block_restart_interval = n;
 }
 
-void leveldb_options_set_target_file_size_base(
-    leveldb_options_t* opt, uint64_t n) {
+void rocksdb_options_set_target_file_size_base(
+    rocksdb_options_t* opt, uint64_t n) {
   opt->rep.target_file_size_base = n;
 }
 
-void leveldb_options_set_target_file_size_multiplier(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_target_file_size_multiplier(
+    rocksdb_options_t* opt, int n) {
   opt->rep.target_file_size_multiplier = n;
 }
 
-void leveldb_options_set_max_bytes_for_level_base(
-    leveldb_options_t* opt, uint64_t n) {
+void rocksdb_options_set_max_bytes_for_level_base(
+    rocksdb_options_t* opt, uint64_t n) {
   opt->rep.max_bytes_for_level_base = n;
 }
 
-void leveldb_options_set_max_bytes_for_level_multiplier(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_max_bytes_for_level_multiplier(
+    rocksdb_options_t* opt, int n) {
   opt->rep.max_bytes_for_level_multiplier = n;
 }
 
-void leveldb_options_set_expanded_compaction_factor(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_expanded_compaction_factor(
+    rocksdb_options_t* opt, int n) {
   opt->rep.expanded_compaction_factor = n;
 }
 
-void leveldb_options_set_max_grandparent_overlap_factor(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_max_grandparent_overlap_factor(
+    rocksdb_options_t* opt, int n) {
   opt->rep.max_grandparent_overlap_factor = n;
 }
 
-void leveldb_options_set_num_levels(leveldb_options_t* opt, int n) {
+void rocksdb_options_set_num_levels(rocksdb_options_t* opt, int n) {
   opt->rep.num_levels = n;
 }
 
-void leveldb_options_set_level0_file_num_compaction_trigger(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_level0_file_num_compaction_trigger(
+    rocksdb_options_t* opt, int n) {
   opt->rep.level0_file_num_compaction_trigger = n;
 }
 
-void leveldb_options_set_level0_slowdown_writes_trigger(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_level0_slowdown_writes_trigger(
+    rocksdb_options_t* opt, int n) {
   opt->rep.level0_slowdown_writes_trigger = n;
 }
 
-void leveldb_options_set_level0_stop_writes_trigger(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_level0_stop_writes_trigger(
+    rocksdb_options_t* opt, int n) {
   opt->rep.level0_stop_writes_trigger = n;
 }
 
-void leveldb_options_set_max_mem_compaction_level(
-    leveldb_options_t* opt, int n) {
+void rocksdb_options_set_max_mem_compaction_level(
+    rocksdb_options_t* opt, int n) {
   opt->rep.max_mem_compaction_level = n;
 }
 
-void leveldb_options_set_compression(leveldb_options_t* opt, int t) {
+void rocksdb_options_set_compression(rocksdb_options_t* opt, int t) {
   opt->rep.compression = static_cast<CompressionType>(t);
 }
 
-void leveldb_options_set_compression_per_level(leveldb_options_t* opt,
+void rocksdb_options_set_compression_per_level(rocksdb_options_t* opt,
                                                int* level_values,
                                                size_t num_levels) {
   opt->rep.compression_per_level.resize(num_levels);
@@ -523,43 +523,43 @@ void leveldb_options_set_compression_per_level(leveldb_options_t* opt,
   }
 }
 
-void leveldb_options_set_compression_options(
-    leveldb_options_t* opt, int w_bits, int level, int strategy) {
+void rocksdb_options_set_compression_options(
+    rocksdb_options_t* opt, int w_bits, int level, int strategy) {
   opt->rep.compression_opts.window_bits = w_bits;
   opt->rep.compression_opts.level = level;
   opt->rep.compression_opts.strategy = strategy;
 }
 
-void leveldb_options_set_disable_data_sync(
-    leveldb_options_t* opt, bool disable_data_sync) {
+void rocksdb_options_set_disable_data_sync(
+    rocksdb_options_t* opt, bool disable_data_sync) {
   opt->rep.disableDataSync = disable_data_sync;
 }
 
-void leveldb_options_set_use_fsync(
-    leveldb_options_t* opt, bool use_fsync) {
+void rocksdb_options_set_use_fsync(
+    rocksdb_options_t* opt, bool use_fsync) {
   opt->rep.use_fsync = use_fsync;
 }
 
-void leveldb_options_set_db_stats_log_interval(
-    leveldb_options_t* opt, int db_stats_log_interval) {
+void rocksdb_options_set_db_stats_log_interval(
+    rocksdb_options_t* opt, int db_stats_log_interval) {
   opt->rep.db_stats_log_interval = db_stats_log_interval;
 }
 
-void leveldb_options_set_db_log_dir(
-    leveldb_options_t* opt, const char* db_log_dir) {
+void rocksdb_options_set_db_log_dir(
+    rocksdb_options_t* opt, const char* db_log_dir) {
   opt->rep.db_log_dir = db_log_dir;
 }
 
-void leveldb_options_set_WAL_ttl_seconds(leveldb_options_t* opt, uint64_t ttl) {
+void rocksdb_options_set_WAL_ttl_seconds(rocksdb_options_t* opt, uint64_t ttl) {
   opt->rep.WAL_ttl_seconds = ttl;
 }
 
-void leveldb_options_set_WAL_size_limit_MB(
-    leveldb_options_t* opt, uint64_t limit) {
+void rocksdb_options_set_WAL_size_limit_MB(
+    rocksdb_options_t* opt, uint64_t limit) {
   opt->rep.WAL_size_limit_MB = limit;
 }
 
-leveldb_comparator_t* leveldb_comparator_create(
+rocksdb_comparator_t* rocksdb_comparator_create(
     void* state,
     void (*destructor)(void*),
     int (*compare)(
@@ -567,7 +567,7 @@ leveldb_comparator_t* leveldb_comparator_create(
         const char* a, size_t alen,
         const char* b, size_t blen),
     const char* (*name)(void*)) {
-  leveldb_comparator_t* result = new leveldb_comparator_t;
+  rocksdb_comparator_t* result = new rocksdb_comparator_t;
   result->state_ = state;
   result->destructor_ = destructor;
   result->compare_ = compare;
@@ -575,11 +575,11 @@ leveldb_comparator_t* leveldb_comparator_create(
   return result;
 }
 
-void leveldb_comparator_destroy(leveldb_comparator_t* cmp) {
+void rocksdb_comparator_destroy(rocksdb_comparator_t* cmp) {
   delete cmp;
 }
 
-leveldb_filterpolicy_t* leveldb_filterpolicy_create(
+rocksdb_filterpolicy_t* rocksdb_filterpolicy_create(
     void* state,
     void (*destructor)(void*),
     char* (*create_filter)(
@@ -592,7 +592,7 @@ leveldb_filterpolicy_t* leveldb_filterpolicy_create(
         const char* key, size_t length,
         const char* filter, size_t filter_length),
     const char* (*name)(void*)) {
-  leveldb_filterpolicy_t* result = new leveldb_filterpolicy_t;
+  rocksdb_filterpolicy_t* result = new rocksdb_filterpolicy_t;
   result->state_ = state;
   result->destructor_ = destructor;
   result->create_ = create_filter;
@@ -601,15 +601,15 @@ leveldb_filterpolicy_t* leveldb_filterpolicy_create(
   return result;
 }
 
-void leveldb_filterpolicy_destroy(leveldb_filterpolicy_t* filter) {
+void rocksdb_filterpolicy_destroy(rocksdb_filterpolicy_t* filter) {
   delete filter;
 }
 
-leveldb_filterpolicy_t* leveldb_filterpolicy_create_bloom(int bits_per_key) {
-  // Make a leveldb_filterpolicy_t, but override all of its methods so
+rocksdb_filterpolicy_t* rocksdb_filterpolicy_create_bloom(int bits_per_key) {
+  // Make a rocksdb_filterpolicy_t, but override all of its methods so
   // they delegate to a NewBloomFilterPolicy() instead of user
   // supplied C functions.
-  struct Wrapper : public leveldb_filterpolicy_t {
+  struct Wrapper : public rocksdb_filterpolicy_t {
     const FilterPolicy* rep_;
     ~Wrapper() { delete rep_; }
     const char* Name() const { return rep_->Name(); }
@@ -628,62 +628,62 @@ leveldb_filterpolicy_t* leveldb_filterpolicy_create_bloom(int bits_per_key) {
   return wrapper;
 }
 
-leveldb_readoptions_t* leveldb_readoptions_create() {
-  return new leveldb_readoptions_t;
+rocksdb_readoptions_t* rocksdb_readoptions_create() {
+  return new rocksdb_readoptions_t;
 }
 
-void leveldb_readoptions_destroy(leveldb_readoptions_t* opt) {
+void rocksdb_readoptions_destroy(rocksdb_readoptions_t* opt) {
   delete opt;
 }
 
-void leveldb_readoptions_set_verify_checksums(
-    leveldb_readoptions_t* opt,
+void rocksdb_readoptions_set_verify_checksums(
+    rocksdb_readoptions_t* opt,
     unsigned char v) {
   opt->rep.verify_checksums = v;
 }
 
-void leveldb_readoptions_set_fill_cache(
-    leveldb_readoptions_t* opt, unsigned char v) {
+void rocksdb_readoptions_set_fill_cache(
+    rocksdb_readoptions_t* opt, unsigned char v) {
   opt->rep.fill_cache = v;
 }
 
-void leveldb_readoptions_set_snapshot(
-    leveldb_readoptions_t* opt,
-    const leveldb_snapshot_t* snap) {
+void rocksdb_readoptions_set_snapshot(
+    rocksdb_readoptions_t* opt,
+    const rocksdb_snapshot_t* snap) {
   opt->rep.snapshot = (snap ? snap->rep : NULL);
 }
 
-leveldb_writeoptions_t* leveldb_writeoptions_create() {
-  return new leveldb_writeoptions_t;
+rocksdb_writeoptions_t* rocksdb_writeoptions_create() {
+  return new rocksdb_writeoptions_t;
 }
 
-void leveldb_writeoptions_destroy(leveldb_writeoptions_t* opt) {
+void rocksdb_writeoptions_destroy(rocksdb_writeoptions_t* opt) {
   delete opt;
 }
 
-void leveldb_writeoptions_set_sync(
-    leveldb_writeoptions_t* opt, unsigned char v) {
+void rocksdb_writeoptions_set_sync(
+    rocksdb_writeoptions_t* opt, unsigned char v) {
   opt->rep.sync = v;
 }
 
-leveldb_cache_t* leveldb_cache_create_lru(size_t capacity) {
-  leveldb_cache_t* c = new leveldb_cache_t;
+rocksdb_cache_t* rocksdb_cache_create_lru(size_t capacity) {
+  rocksdb_cache_t* c = new rocksdb_cache_t;
   c->rep = NewLRUCache(capacity);
   return c;
 }
 
-void leveldb_cache_destroy(leveldb_cache_t* cache) {
+void rocksdb_cache_destroy(rocksdb_cache_t* cache) {
   delete cache;
 }
 
-leveldb_env_t* leveldb_create_default_env() {
-  leveldb_env_t* result = new leveldb_env_t;
+rocksdb_env_t* rocksdb_create_default_env() {
+  rocksdb_env_t* result = new rocksdb_env_t;
   result->rep = Env::Default();
   result->is_default = true;
   return result;
 }
 
-void leveldb_env_destroy(leveldb_env_t* env) {
+void rocksdb_env_destroy(rocksdb_env_t* env) {
   if (!env->is_default) delete env->rep;
   delete env;
 }

db/c_test.c

@@ -62,30 +62,30 @@ static void Free(char** ptr) {
 }
 
 static void CheckGet(
-    leveldb_t* db,
-    const leveldb_readoptions_t* options,
+    rocksdb_t* db,
+    const rocksdb_readoptions_t* options,
     const char* key,
     const char* expected) {
   char* err = NULL;
   size_t val_len;
   char* val;
-  val = leveldb_get(db, options, key, strlen(key), &val_len, &err);
+  val = rocksdb_get(db, options, key, strlen(key), &val_len, &err);
   CheckNoError(err);
   CheckEqual(expected, val, val_len);
   Free(&val);
 }
 
-static void CheckIter(leveldb_iterator_t* iter,
+static void CheckIter(rocksdb_iterator_t* iter,
                       const char* key, const char* val) {
   size_t len;
   const char* str;
-  str = leveldb_iter_key(iter, &len);
+  str = rocksdb_iter_key(iter, &len);
   CheckEqual(key, str, len);
-  str = leveldb_iter_value(iter, &len);
+  str = rocksdb_iter_value(iter, &len);
   CheckEqual(val, str, len);
 }
 
-// Callback from leveldb_writebatch_iterate()
+// Callback from rocksdb_writebatch_iterate()
 static void CheckPut(void* ptr,
                      const char* k, size_t klen,
                      const char* v, size_t vlen) {
@@ -104,7 +104,7 @@ static void CheckPut(void* ptr,
   (*state)++;
 }
 
-// Callback from leveldb_writebatch_iterate()
+// Callback from rocksdb_writebatch_iterate()
 static void CheckDel(void* ptr, const char* k, size_t klen) {
   int* state = (int*) ptr;
   CheckCondition(*state == 2);
@@ -155,117 +155,117 @@ unsigned char FilterKeyMatch(
 }
 
 int main(int argc, char** argv) {
-  leveldb_t* db;
-  leveldb_comparator_t* cmp;
-  leveldb_cache_t* cache;
-  leveldb_env_t* env;
-  leveldb_options_t* options;
-  leveldb_readoptions_t* roptions;
-  leveldb_writeoptions_t* woptions;
+  rocksdb_t* db;
+  rocksdb_comparator_t* cmp;
+  rocksdb_cache_t* cache;
+  rocksdb_env_t* env;
+  rocksdb_options_t* options;
+  rocksdb_readoptions_t* roptions;
+  rocksdb_writeoptions_t* woptions;
   char* err = NULL;
   int run = -1;
 
   snprintf(dbname, sizeof(dbname),
-           "%s/leveldb_c_test-%d",
+           "%s/rocksdb_c_test-%d",
            GetTempDir(),
            ((int) geteuid()));
 
   StartPhase("create_objects");
-  cmp = leveldb_comparator_create(NULL, CmpDestroy, CmpCompare, CmpName);
-  env = leveldb_create_default_env();
-  cache = leveldb_cache_create_lru(100000);
+  cmp = rocksdb_comparator_create(NULL, CmpDestroy, CmpCompare, CmpName);
+  env = rocksdb_create_default_env();
+  cache = rocksdb_cache_create_lru(100000);
 
-  options = leveldb_options_create();
-  leveldb_options_set_comparator(options, cmp);
-  leveldb_options_set_error_if_exists(options, 1);
-  leveldb_options_set_cache(options, cache);
-  leveldb_options_set_env(options, env);
-  leveldb_options_set_info_log(options, NULL);
-  leveldb_options_set_write_buffer_size(options, 100000);
-  leveldb_options_set_paranoid_checks(options, 1);
-  leveldb_options_set_max_open_files(options, 10);
-  leveldb_options_set_block_size(options, 1024);
-  leveldb_options_set_block_restart_interval(options, 8);
-  leveldb_options_set_compression(options, leveldb_no_compression);
-  leveldb_options_set_compression_options(options, -14, -1, 0);
-  int compression_levels[] = {leveldb_no_compression, leveldb_no_compression,
-                              leveldb_no_compression, leveldb_no_compression};
-  leveldb_options_set_compression_per_level(options, compression_levels, 4);
+  options = rocksdb_options_create();
+  rocksdb_options_set_comparator(options, cmp);
+  rocksdb_options_set_error_if_exists(options, 1);
+  rocksdb_options_set_cache(options, cache);
+  rocksdb_options_set_env(options, env);
+  rocksdb_options_set_info_log(options, NULL);
+  rocksdb_options_set_write_buffer_size(options, 100000);
+  rocksdb_options_set_paranoid_checks(options, 1);
+  rocksdb_options_set_max_open_files(options, 10);
+  rocksdb_options_set_block_size(options, 1024);
+  rocksdb_options_set_block_restart_interval(options, 8);
+  rocksdb_options_set_compression(options, rocksdb_no_compression);
+  rocksdb_options_set_compression_options(options, -14, -1, 0);
+  int compression_levels[] = {rocksdb_no_compression, rocksdb_no_compression,
+                              rocksdb_no_compression, rocksdb_no_compression};
+  rocksdb_options_set_compression_per_level(options, compression_levels, 4);
 
-  roptions = leveldb_readoptions_create();
-  leveldb_readoptions_set_verify_checksums(roptions, 1);
-  leveldb_readoptions_set_fill_cache(roptions, 0);
+  roptions = rocksdb_readoptions_create();
+  rocksdb_readoptions_set_verify_checksums(roptions, 1);
+  rocksdb_readoptions_set_fill_cache(roptions, 0);
 
-  woptions = leveldb_writeoptions_create();
-  leveldb_writeoptions_set_sync(woptions, 1);
+  woptions = rocksdb_writeoptions_create();
+  rocksdb_writeoptions_set_sync(woptions, 1);
 
   StartPhase("destroy");
-  leveldb_destroy_db(options, dbname, &err);
+  rocksdb_destroy_db(options, dbname, &err);
   Free(&err);
 
   StartPhase("open_error");
-  db = leveldb_open(options, dbname, &err);
+  db = rocksdb_open(options, dbname, &err);
   CheckCondition(err != NULL);
   Free(&err);
 
   StartPhase("open");
-  leveldb_options_set_create_if_missing(options, 1);
-  db = leveldb_open(options, dbname, &err);
+  rocksdb_options_set_create_if_missing(options, 1);
+  db = rocksdb_open(options, dbname, &err);
   CheckNoError(err);
   CheckGet(db, roptions, "foo", NULL);
 
   StartPhase("put");
-  leveldb_put(db, woptions, "foo", 3, "hello", 5, &err);
+  rocksdb_put(db, woptions, "foo", 3, "hello", 5, &err);
   CheckNoError(err);
   CheckGet(db, roptions, "foo", "hello");
 
   StartPhase("compactall");
-  leveldb_compact_range(db, NULL, 0, NULL, 0);
+  rocksdb_compact_range(db, NULL, 0, NULL, 0);
   CheckGet(db, roptions, "foo", "hello");
 
   StartPhase("compactrange");
-  leveldb_compact_range(db, "a", 1, "z", 1);
+  rocksdb_compact_range(db, "a", 1, "z", 1);
   CheckGet(db, roptions, "foo", "hello");
 
   StartPhase("writebatch");
   {
-    leveldb_writebatch_t* wb = leveldb_writebatch_create();
-    leveldb_writebatch_put(wb, "foo", 3, "a", 1);
-    leveldb_writebatch_clear(wb);
-    leveldb_writebatch_put(wb, "bar", 3, "b", 1);
-    leveldb_writebatch_put(wb, "box", 3, "c", 1);
-    leveldb_writebatch_delete(wb, "bar", 3);
-    leveldb_write(db, woptions, wb, &err);
+    rocksdb_writebatch_t* wb = rocksdb_writebatch_create();
+    rocksdb_writebatch_put(wb, "foo", 3, "a", 1);
+    rocksdb_writebatch_clear(wb);
+    rocksdb_writebatch_put(wb, "bar", 3, "b", 1);
+    rocksdb_writebatch_put(wb, "box", 3, "c", 1);
+    rocksdb_writebatch_delete(wb, "bar", 3);
+    rocksdb_write(db, woptions, wb, &err);
     CheckNoError(err);
     CheckGet(db, roptions, "foo", "hello");
     CheckGet(db, roptions, "bar", NULL);
     CheckGet(db, roptions, "box", "c");
     int pos = 0;
-    leveldb_writebatch_iterate(wb, &pos, CheckPut, CheckDel);
+    rocksdb_writebatch_iterate(wb, &pos, CheckPut, CheckDel);
     CheckCondition(pos == 3);
-    leveldb_writebatch_destroy(wb);
+    rocksdb_writebatch_destroy(wb);
   }
 
   StartPhase("iter");
   {
-    leveldb_iterator_t* iter = leveldb_create_iterator(db, roptions);
-    CheckCondition(!leveldb_iter_valid(iter));
-    leveldb_iter_seek_to_first(iter);
-    CheckCondition(leveldb_iter_valid(iter));
+    rocksdb_iterator_t* iter = rocksdb_create_iterator(db, roptions);
+    CheckCondition(!rocksdb_iter_valid(iter));
+    rocksdb_iter_seek_to_first(iter);
+    CheckCondition(rocksdb_iter_valid(iter));
     CheckIter(iter, "box", "c");
-    leveldb_iter_next(iter);
+    rocksdb_iter_next(iter);
     CheckIter(iter, "foo", "hello");
-    leveldb_iter_prev(iter);
+    rocksdb_iter_prev(iter);
     CheckIter(iter, "box", "c");
-    leveldb_iter_prev(iter);
-    CheckCondition(!leveldb_iter_valid(iter));
-    leveldb_iter_seek_to_last(iter);
+    rocksdb_iter_prev(iter);
+    CheckCondition(!rocksdb_iter_valid(iter));
+    rocksdb_iter_seek_to_last(iter);
     CheckIter(iter, "foo", "hello");
-    leveldb_iter_seek(iter, "b", 1);
+    rocksdb_iter_seek(iter, "b", 1);
     CheckIter(iter, "box", "c");
-    leveldb_iter_get_error(iter, &err);
+    rocksdb_iter_get_error(iter, &err);
     CheckNoError(err);
-    leveldb_iter_destroy(iter);
+    rocksdb_iter_destroy(iter);
   }
 
   StartPhase("approximate_sizes");
@@ -279,39 +279,39 @@ int main(int argc, char** argv) {
     size_t start_len[2] = { 1, 21 };
     const char* limit[2] = { "k00000000000000010000", "z" };
     size_t limit_len[2] = { 21, 1 };
-    leveldb_writeoptions_set_sync(woptions, 0);
+    rocksdb_writeoptions_set_sync(woptions, 0);
     for (i = 0; i < n; i++) {
       snprintf(keybuf, sizeof(keybuf), "k%020d", i);
       snprintf(valbuf, sizeof(valbuf), "v%020d", i);
-      leveldb_put(db, woptions, keybuf, strlen(keybuf), valbuf, strlen(valbuf),
+      rocksdb_put(db, woptions, keybuf, strlen(keybuf), valbuf, strlen(valbuf),
                   &err);
       CheckNoError(err);
     }
-    leveldb_approximate_sizes(db, 2, start, start_len, limit, limit_len, sizes);
+    rocksdb_approximate_sizes(db, 2, start, start_len, limit, limit_len, sizes);
     CheckCondition(sizes[0] > 0);
     CheckCondition(sizes[1] > 0);
   }
 
   StartPhase("property");
   {
-    char* prop = leveldb_property_value(db, "nosuchprop");
+    char* prop = rocksdb_property_value(db, "nosuchprop");
     CheckCondition(prop == NULL);
-    prop = leveldb_property_value(db, "rocksdb.stats");
+    prop = rocksdb_property_value(db, "rocksdb.stats");
     CheckCondition(prop != NULL);
     Free(&prop);
   }
 
   StartPhase("snapshot");
   {
-    const leveldb_snapshot_t* snap;
-    snap = leveldb_create_snapshot(db);
-    leveldb_delete(db, woptions, "foo", 3, &err);
+    const rocksdb_snapshot_t* snap;
+    snap = rocksdb_create_snapshot(db);
+    rocksdb_delete(db, woptions, "foo", 3, &err);
     CheckNoError(err);
-    leveldb_readoptions_set_snapshot(roptions, snap);
+    rocksdb_readoptions_set_snapshot(roptions, snap);
     CheckGet(db, roptions, "foo", "hello");
-    leveldb_readoptions_set_snapshot(roptions, NULL);
+    rocksdb_readoptions_set_snapshot(roptions, NULL);
     CheckGet(db, roptions, "foo", NULL);
-    leveldb_release_snapshot(db, snap);
+    rocksdb_release_snapshot(db, snap);
   }
 
   StartPhase("repair");
@@ -320,44 +320,44 @@ int main(int argc, char** argv) {
     // files (https://reviews.facebook.net/D6123) would leave
     // around deleted files and the repair process will find
     // those files and put them back into the database.
-    leveldb_compact_range(db, NULL, 0, NULL, 0);
-    leveldb_close(db);
-    leveldb_options_set_create_if_missing(options, 0);
-    leveldb_options_set_error_if_exists(options, 0);
-    leveldb_repair_db(options, dbname, &err);
+    rocksdb_compact_range(db, NULL, 0, NULL, 0);
+    rocksdb_close(db);
+    rocksdb_options_set_create_if_missing(options, 0);
+    rocksdb_options_set_error_if_exists(options, 0);
+    rocksdb_repair_db(options, dbname, &err);
     CheckNoError(err);
-    db = leveldb_open(options, dbname, &err);
+    db = rocksdb_open(options, dbname, &err);
     CheckNoError(err);
     CheckGet(db, roptions, "foo", NULL);
     CheckGet(db, roptions, "bar", NULL);
     CheckGet(db, roptions, "box", "c");
-    leveldb_options_set_create_if_missing(options, 1);
-    leveldb_options_set_error_if_exists(options, 1);
+    rocksdb_options_set_create_if_missing(options, 1);
+    rocksdb_options_set_error_if_exists(options, 1);
   }
 
   StartPhase("filter");
   for (run = 0; run < 2; run++) {
     // First run uses custom filter, second run uses bloom filter
     CheckNoError(err);
-    leveldb_filterpolicy_t* policy;
+    rocksdb_filterpolicy_t* policy;
     if (run == 0) {
-      policy = leveldb_filterpolicy_create(
+      policy = rocksdb_filterpolicy_create(
           NULL, FilterDestroy, FilterCreate, FilterKeyMatch, FilterName);
     } else {
-      policy = leveldb_filterpolicy_create_bloom(10);
+      policy = rocksdb_filterpolicy_create_bloom(10);
     }
 
     // Create new database
-    leveldb_close(db);
-    leveldb_destroy_db(options, dbname, &err);
-    leveldb_options_set_filter_policy(options, policy);
-    db = leveldb_open(options, dbname, &err);
+    rocksdb_close(db);
+    rocksdb_destroy_db(options, dbname, &err);
+    rocksdb_options_set_filter_policy(options, policy);
+    db = rocksdb_open(options, dbname, &err);
     CheckNoError(err);
-    leveldb_put(db, woptions, "foo", 3, "foovalue", 8, &err);
+    rocksdb_put(db, woptions, "foo", 3, "foovalue", 8, &err);
     CheckNoError(err);
-    leveldb_put(db, woptions, "bar", 3, "barvalue", 8, &err);
+    rocksdb_put(db, woptions, "bar", 3, "barvalue", 8, &err);
     CheckNoError(err);
-    leveldb_compact_range(db, NULL, 0, NULL, 0);
+    rocksdb_compact_range(db, NULL, 0, NULL, 0);
 
     fake_filter_result = 1;
     CheckGet(db, roptions, "foo", "foovalue");
@@ -372,18 +372,18 @@ int main(int argc, char** argv) {
       CheckGet(db, roptions, "foo", "foovalue");
       CheckGet(db, roptions, "bar", "barvalue");
     }
-    leveldb_options_set_filter_policy(options, NULL);
-    leveldb_filterpolicy_destroy(policy);
+    rocksdb_options_set_filter_policy(options, NULL);
+    rocksdb_filterpolicy_destroy(policy);
   }
 
   StartPhase("cleanup");
-  leveldb_close(db);
-  leveldb_options_destroy(options);
-  leveldb_readoptions_destroy(roptions);
-  leveldb_writeoptions_destroy(woptions);
-  leveldb_cache_destroy(cache);
-  leveldb_comparator_destroy(cmp);
-  leveldb_env_destroy(env);
+  rocksdb_close(db);
+  rocksdb_options_destroy(options);
+  rocksdb_readoptions_destroy(roptions);
+  rocksdb_writeoptions_destroy(woptions);
+  rocksdb_cache_destroy(cache);
+  rocksdb_comparator_destroy(cmp);
+  rocksdb_env_destroy(env);
 
   fprintf(stderr, "PASS\n");
   return 0;

include/rocksdb/c.h

@@ -54,171 +54,171 @@ extern "C" {
 
 /* 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 rocksdb_t               rocksdb_t;
+typedef struct rocksdb_cache_t         rocksdb_cache_t;
+typedef struct rocksdb_comparator_t    rocksdb_comparator_t;
+typedef struct rocksdb_env_t           rocksdb_env_t;
+typedef struct rocksdb_filelock_t      rocksdb_filelock_t;
+typedef struct rocksdb_filterpolicy_t  rocksdb_filterpolicy_t;
+typedef struct rocksdb_iterator_t      rocksdb_iterator_t;
+typedef struct rocksdb_logger_t        rocksdb_logger_t;
+typedef struct rocksdb_options_t       rocksdb_options_t;
+typedef struct rocksdb_randomfile_t    rocksdb_randomfile_t;
+typedef struct rocksdb_readoptions_t   rocksdb_readoptions_t;
+typedef struct rocksdb_seqfile_t       rocksdb_seqfile_t;
+typedef struct rocksdb_snapshot_t      rocksdb_snapshot_t;
+typedef struct rocksdb_writablefile_t  rocksdb_writablefile_t;
+typedef struct rocksdb_writebatch_t    rocksdb_writebatch_t;
+typedef struct rocksdb_writeoptions_t  rocksdb_writeoptions_t;
 
 /* DB operations */
 
-extern leveldb_t* leveldb_open(
-    const leveldb_options_t* options,
+extern rocksdb_t* rocksdb_open(
+    const rocksdb_options_t* options,
     const char* name,
     char** errptr);
 
-extern void leveldb_close(leveldb_t* db);
+extern void rocksdb_close(rocksdb_t* db);
 
-extern void leveldb_put(
-    leveldb_t* db,
-    const leveldb_writeoptions_t* options,
+extern void rocksdb_put(
+    rocksdb_t* db,
+    const rocksdb_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,
+extern void rocksdb_delete(
+    rocksdb_t* db,
+    const rocksdb_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,
+extern void rocksdb_write(
+    rocksdb_t* db,
+    const rocksdb_writeoptions_t* options,
+    rocksdb_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,
+extern char* rocksdb_get(
+    rocksdb_t* db,
+    const rocksdb_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);
+extern rocksdb_iterator_t* rocksdb_create_iterator(
+    rocksdb_t* db,
+    const rocksdb_readoptions_t* options);
 
-extern const leveldb_snapshot_t* leveldb_create_snapshot(
-    leveldb_t* db);
+extern const rocksdb_snapshot_t* rocksdb_create_snapshot(
+    rocksdb_t* db);
 
-extern void leveldb_release_snapshot(
-    leveldb_t* db,
-    const leveldb_snapshot_t* snapshot);
+extern void rocksdb_release_snapshot(
+    rocksdb_t* db,
+    const rocksdb_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,
+extern char* rocksdb_property_value(
+    rocksdb_t* db,
     const char* propname);
 
-extern void leveldb_approximate_sizes(
-    leveldb_t* db,
+extern void rocksdb_approximate_sizes(
+    rocksdb_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,
+extern void rocksdb_compact_range(
+    rocksdb_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,
+extern void rocksdb_destroy_db(
+    const rocksdb_options_t* options,
     const char* name,
     char** errptr);
 
-extern void leveldb_repair_db(
-    const leveldb_options_t* options,
+extern void rocksdb_repair_db(
+    const rocksdb_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);
+extern void rocksdb_iter_destroy(rocksdb_iterator_t*);
+extern unsigned char rocksdb_iter_valid(const rocksdb_iterator_t*);
+extern void rocksdb_iter_seek_to_first(rocksdb_iterator_t*);
+extern void rocksdb_iter_seek_to_last(rocksdb_iterator_t*);
+extern void rocksdb_iter_seek(rocksdb_iterator_t*, const char* k, size_t klen);
+extern void rocksdb_iter_next(rocksdb_iterator_t*);
+extern void rocksdb_iter_prev(rocksdb_iterator_t*);
+extern const char* rocksdb_iter_key(const rocksdb_iterator_t*, size_t* klen);
+extern const char* rocksdb_iter_value(const rocksdb_iterator_t*, size_t* vlen);
+extern void rocksdb_iter_get_error(const rocksdb_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*,
+extern rocksdb_writebatch_t* rocksdb_writebatch_create();
+extern void rocksdb_writebatch_destroy(rocksdb_writebatch_t*);
+extern void rocksdb_writebatch_clear(rocksdb_writebatch_t*);
+extern void rocksdb_writebatch_put(
+    rocksdb_writebatch_t*,
     const char* key, size_t klen,
     const char* val, size_t vlen);
-extern void leveldb_writebatch_delete(
-    leveldb_writebatch_t*,
+extern void rocksdb_writebatch_delete(
+    rocksdb_writebatch_t*,
     const char* key, size_t klen);
-extern void leveldb_writebatch_iterate(
-    leveldb_writebatch_t*,
+extern void rocksdb_writebatch_iterate(
+    rocksdb_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));
 
 /* 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_compression_per_level(
-  leveldb_options_t* opt,
+extern rocksdb_options_t* rocksdb_options_create();
+extern void rocksdb_options_destroy(rocksdb_options_t*);
+extern void rocksdb_options_set_comparator(
+    rocksdb_options_t*,
+    rocksdb_comparator_t*);
+extern void rocksdb_options_set_compression_per_level(
+  rocksdb_options_t* opt,
   int* level_values,
   size_t num_levels);
-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);
-extern void leveldb_options_set_compression_options(
-    leveldb_options_t* opt, int w_bits, int level, int strategy);
+extern void rocksdb_options_set_filter_policy(
+    rocksdb_options_t*,
+    rocksdb_filterpolicy_t*);
+extern void rocksdb_options_set_create_if_missing(
+    rocksdb_options_t*, unsigned char);
+extern void rocksdb_options_set_error_if_exists(
+    rocksdb_options_t*, unsigned char);
+extern void rocksdb_options_set_paranoid_checks(
+    rocksdb_options_t*, unsigned char);
+extern void rocksdb_options_set_env(rocksdb_options_t*, rocksdb_env_t*);
+extern void rocksdb_options_set_info_log(rocksdb_options_t*, rocksdb_logger_t*);
+extern void rocksdb_options_set_write_buffer_size(rocksdb_options_t*, size_t);
+extern void rocksdb_options_set_max_open_files(rocksdb_options_t*, int);
+extern void rocksdb_options_set_cache(rocksdb_options_t*, rocksdb_cache_t*);
+extern void rocksdb_options_set_block_size(rocksdb_options_t*, size_t);
+extern void rocksdb_options_set_block_restart_interval(rocksdb_options_t*, int);
+extern void rocksdb_options_set_compression_options(
+    rocksdb_options_t* opt, int w_bits, int level, int strategy);
 
 enum {
-  leveldb_no_compression = 0,
-  leveldb_snappy_compression = 1
+  rocksdb_no_compression = 0,
+  rocksdb_snappy_compression = 1
 };
-extern void leveldb_options_set_compression(leveldb_options_t*, int);
+extern void rocksdb_options_set_compression(rocksdb_options_t*, int);
 
 /* Comparator */
 
-extern leveldb_comparator_t* leveldb_comparator_create(
+extern rocksdb_comparator_t* rocksdb_comparator_create(
     void* state,
     void (*destructor)(void*),
     int (*compare)(
@@ -226,11 +226,11 @@ extern leveldb_comparator_t* leveldb_comparator_create(
         const char* a, size_t alen,
         const char* b, size_t blen),
     const char* (*name)(void*));
-extern void leveldb_comparator_destroy(leveldb_comparator_t*);
+extern void rocksdb_comparator_destroy(rocksdb_comparator_t*);
 
 /* Filter policy */
 
-extern leveldb_filterpolicy_t* leveldb_filterpolicy_create(
+extern rocksdb_filterpolicy_t* rocksdb_filterpolicy_create(
     void* state,
     void (*destructor)(void*),
     char* (*create_filter)(
@@ -243,40 +243,40 @@ extern leveldb_filterpolicy_t* leveldb_filterpolicy_create(
         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*);
+extern void rocksdb_filterpolicy_destroy(rocksdb_filterpolicy_t*);
 
-extern leveldb_filterpolicy_t* leveldb_filterpolicy_create_bloom(
+extern rocksdb_filterpolicy_t* rocksdb_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*,
+extern rocksdb_readoptions_t* rocksdb_readoptions_create();
+extern void rocksdb_readoptions_destroy(rocksdb_readoptions_t*);
+extern void rocksdb_readoptions_set_verify_checksums(
+    rocksdb_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*);
+extern void rocksdb_readoptions_set_fill_cache(
+    rocksdb_readoptions_t*, unsigned char);
+extern void rocksdb_readoptions_set_snapshot(
+    rocksdb_readoptions_t*,
+    const rocksdb_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);
+extern rocksdb_writeoptions_t* rocksdb_writeoptions_create();
+extern void rocksdb_writeoptions_destroy(rocksdb_writeoptions_t*);
+extern void rocksdb_writeoptions_set_sync(
+    rocksdb_writeoptions_t*, unsigned char);
 
 /* Cache */
 
-extern leveldb_cache_t* leveldb_cache_create_lru(size_t capacity);
-extern void leveldb_cache_destroy(leveldb_cache_t* cache);
+extern rocksdb_cache_t* rocksdb_cache_create_lru(size_t capacity);
+extern void rocksdb_cache_destroy(rocksdb_cache_t* cache);
 
 /* Env */
 
-extern leveldb_env_t* leveldb_create_default_env();
-extern void leveldb_env_destroy(leveldb_env_t*);
+extern rocksdb_env_t* rocksdb_create_default_env();
+extern void rocksdb_env_destroy(rocksdb_env_t*);
 
 #ifdef __cplusplus
 }  /* end extern "C" */