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arangodb/lib/Basics/structures.h

116 lines
4.8 KiB
C

////////////////////////////////////////////////////////////////////////////////
/// @brief High-Performance Database Framework made by triagens
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2014 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Copyright 2014, ArangoDB GmbH, Cologne, Germany
/// @author Copyright 2011-2013, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGODB_BASICS_C_STRUCTURES_H
#define ARANGODB_BASICS_C_STRUCTURES_H 1
#ifndef TRI_WITHIN_COMMON
#error use <Basics/Common.h>
#endif
// -----------------------------------------------------------------------------
// --SECTION-- basic typedefs
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief type of date-time entries (seconds since 1970-01-01)
////////////////////////////////////////////////////////////////////////////////
typedef double TRI_datetime_t;
////////////////////////////////////////////////////////////////////////////////
/// @brief type of date entries (days since 1970-01-01)
////////////////////////////////////////////////////////////////////////////////
typedef int32_t TRI_date_t;
////////////////////////////////////////////////////////////////////////////////
/// @brief type of duration entries in seconds or seconds since 00:00:00
////////////////////////////////////////////////////////////////////////////////
typedef int32_t TRI_seconds_t;
// -----------------------------------------------------------------------------
// --SECTION-- BLOB
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// --SECTION-- public types
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief global blob type
///
/// A blob contains a length and data. The size of the blob is limited to
/// 4 GByte.
////////////////////////////////////////////////////////////////////////////////
typedef struct TRI_blob_s {
char* data;
uint32_t length;
}
TRI_blob_t;
// -----------------------------------------------------------------------------
// --SECTION-- constructors and destructors
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief destorys the data of blob, but does not free the pointer
////////////////////////////////////////////////////////////////////////////////
void TRI_DestroyBlob (TRI_memory_zone_t*, TRI_blob_t*);
// -----------------------------------------------------------------------------
// --SECTION-- public functions
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief copies a blob into given destination
////////////////////////////////////////////////////////////////////////////////
int TRI_CopyToBlob (TRI_memory_zone_t*, TRI_blob_t* dst, TRI_blob_t const* src);
////////////////////////////////////////////////////////////////////////////////
/// @brief assigns a blob value by reference into given destination
////////////////////////////////////////////////////////////////////////////////
int TRI_AssignToBlob (TRI_memory_zone_t* zone, TRI_blob_t* dst, TRI_blob_t const* src);
#endif
// -----------------------------------------------------------------------------
// --SECTION-- END-OF-FILE
// -----------------------------------------------------------------------------
// Local Variables:
// mode: outline-minor
// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @page\\|// --SECTION--\\|/// @\\}"
// End: