more tdb

source/libs/tdb/src/db/tdb_db.c

@@ -13,76 +13,14 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#if 0
-#include "tdbDB.h"
-#include "tdb.h"
+#include "tdb_db.h"
 
-TDB_EXTERN int tdbCreateDB(TDB** dbpp, tdb_db_t type) {
-  TDB* dbp;
-  int  ret;
-
-  dbp = calloc(1, sizeof(*dbp));
-  if (dbp == NULL) {
-    return -1;
-  }
-
-  dbp->pageSize = TDB_DEFAULT_PGSIZE;
-  dbp->type = type;
-
-  switch (type) {
-    case TDB_BTREE_T:
-      //   ret = tdbInitBtreeDB(dbp);
-      //   if (ret < 0) goto _err;
-      break;
-    case TDB_HASH_T:
-      //   ret = tdbInitHashDB(dbp);
-      //   if (ret < 0) goto _err;
-      break;
-    case TDB_HEAP_T:
-      //   ret = tdbInitHeapDB(dbp);
-      //   if (ret < 0) goto _err;
-      break;
-    default:
-      break;
-  }
-
-  *dbpp = dbp;
-  return 0;
-
-_err:
-  if (dbp) {
-    free(dbp);
-  }
-  *dbpp = NULL;
-  return 0;
-}
-
-TDB_EXTERN int tdbOpenDB(TDB* dbp, const char* fname, const char* dbname, uint32_t flags) {
-  int ret = 0;
-
-  if ((dbp->fname = strdup(fname)) == NULL) {
-    ret = -1;
-    return ret;
-  }
-
-  // Create the backup file if the file not exists
-
-  // Open the file as a sub-db or a master-db
-  if (dbname) {
-    if ((dbp->dbname = strdup(dbname)) == NULL) {
-      ret = -1;
-      return ret;
-    }
-    // TODO: Open the DB as a SUB-DB in this file
-  } else {
-    // TODO: Open the DB as a MASTER-DB in this file
-  }
-
-  return ret;
-}
-
-TDB_EXTERN int tdbCloseDB(TDB* dbp, uint32_t flags) {
+int tdbOpen(TDB **dbpp, const char *fname, const char *dbname, uint32_t flags) {
   // TODO
   return 0;
 }
-#endif
+
+int tdbClose(TDB *dbp, uint32_t flags) {
+  // TODO
+  return 0;
+}

source/libs/tdb/src/inc/tdb_db.h

@@ -16,32 +16,28 @@
 #ifndef _TD_TDB_DB_H_
 #define _TD_TDB_DB_H_
 
-#include "tdb.h"
-#include "tdbBtree.h"
+#include "tdb_mpool.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-typedef struct {
-  int fd;
-} TDB_FH;
+typedef struct TDB TDB;
 
 struct TDB {
-  pgsize_t pageSize;
-  tdb_db_t type;
-  char *   fname;
-  char *   dbname;
+  char *      fname;
+  char *      dbname;
+  TDB_MPFILE *mpf;
   // union {
   //   TDB_BTREE *btree;
   //   TDB_HASH * hash;
   //   TDB_HEAP * heap;
   // } dbam;  // db access method
-
-  // TDB_FH *   fhp;  // The backup file handle
-  // TDB_MPOOL *mph;  // The memory pool handle
 };
 
+int tdbOpen(TDB **dbpp, const char *fname, const char *dbname, uint32_t flags);
+int tdbClose(TDB *dbp, uint32_t flags);
+
 #ifdef __cplusplus
 }
 #endif