Minor cleanup in confirming socket close.
[awesomized/libmemcached] / libmemcached / common.h
index a7d95af71617c0b827f7156cae634d6cf4bbf94e..4ab2680616ca3c8e9c94ac9d55ead63a7a1f21a7 100644 (file)
@@ -1,11 +1,38 @@
-/* LibMemcached
- * Copyright (C) 2006-2009 Brian Aker
- * All rights reserved.
+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ * 
+ *  LibMemcached
  *
- * Use and distribution licensed under the BSD license.  See
- * the COPYING file in the parent directory for full text.
+ *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ *  Copyright (C) 2006-2009 Brian Aker
+ *  All rights reserved.
  *
- * Summary:
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
   Common include file for libmemached
 */
 
-#ifndef __LIBMEMCACHED_COMMON_H__
-#define __LIBMEMCACHED_COMMON_H__
-
-#include "config.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <strings.h>
-#include <ctype.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <limits.h>
-#include <errno.h>
-#include <fcntl.h>
-#ifdef TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
+#pragma once
+
+#include <mem_config.h>
+
+#ifdef __cplusplus
+# include <cstddef>
+# include <cstdio>
+# include <cstdlib>
+# include <cstring>
+# include <ctime>
+# include <cctype>
+# include <cerrno>
+# include <climits>
 #else
-# ifdef HAVE_SYS_TIME_H
-#  include <sys/time.h>
-# else
+# ifdef HAVE_STDDEF_H
+#  include <stddef.h>
+# endif
+# ifdef HAVE_STDLIB_H
+#  include <stdio.h>
+# endif
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+# include <string.h>
+# ifdef HAVE_TIME_H
 #  include <time.h>
 # endif
+# ifdef HAVE_ERRNO_H
+#  include <errno.h>
+# endif
+# ifdef HAVE_LIMITS_H
+#  include <limits.h>
+# endif
 #endif
 
-/* Define this here, which will turn on the visibilty controls while we're
- * building libmemcached.
- */
-#define BUILDING_LIBMEMCACHED 1
+#ifdef HAVE_SYS_UN_H
+# include <sys/un.h>
+#endif
 
+#ifdef HAVE_SYS_TIME_H
+# include <sys/time.h>
+#endif
 
-#include "libmemcached/memcached.h"
-#include "libmemcached/watchpoint.h"
+#ifdef HAVE_FCNTL_H
+# include <fcntl.h>
+#endif
 
-typedef struct memcached_server_st * memcached_server_write_instance_st;
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
 
-typedef memcached_return_t (*memcached_server_execute_fn)(memcached_st *ptr, memcached_server_write_instance_st server, void *context);
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
 
-LIBMEMCACHED_LOCAL
-memcached_server_write_instance_st memcached_server_instance_fetch(memcached_st *ptr, uint32_t server_key);
+#ifdef HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
 
-LIBMEMCACHED_LOCAL
-memcached_return_t memcached_server_execute(memcached_st *ptr,
-                                            memcached_server_execute_fn callback,
-                                            void *context);
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
 
+#ifdef HAVE_DLFCN_H
+# include <dlfcn.h>
+#endif
+
+#if defined(WIN32) || defined(__MINGW32__)
+# include "libmemcached/windows.hpp"
+#endif
+
+#include <libmemcached-1.0/memcached.h>
+#include "libmemcached/watchpoint.h"
+#include "libmemcached/is.h"
+typedef struct memcached_st Memcached;
+
+#ifdef HAVE_POLL_H
+# include <poll.h>
+#else
+# include "libmemcached/poll.h"
+#endif
+
+#ifdef __cplusplus
+org::libmemcached::Instance* memcached_instance_fetch(memcached_st *ptr, uint32_t server_key);
+#endif
 
 /* These are private not to be installed headers */
+#include "libmemcached/error.hpp"
+#include "libmemcached/memory.h"
 #include "libmemcached/io.h"
-#include "libmemcached/do.h"
+#ifdef __cplusplus
+# include "libmemcached/string.hpp"
+# include "libmemcached/memcached/protocol_binary.h"
+# include "libmemcached/io.hpp"
+# include "libmemcached/udp.hpp"
+# include "libmemcached/do.hpp"
+# include "libmemcached/socket.hpp"
+# include "libmemcached/connect.hpp"
+# include "libmemcached/allocators.hpp"
+# include "libmemcached/hash.hpp"
+# include "libmemcached/quit.hpp"
+# include "libmemcached/instance.hpp"
+# include "libmemcached/server_instance.h"
+# include "libmemcached/server.hpp"
+# include "libmemcached/flag.hpp"
+# include "libmemcached/behavior.hpp"
+# include "libmemcached/sasl.hpp"
+# include "libmemcached/server_list.hpp"
+#endif
+
 #include "libmemcached/internal.h"
+#include "libmemcached/array.h"
 #include "libmemcached/libmemcached_probes.h"
-#include "libmemcached/memcached/protocol_binary.h"
 #include "libmemcached/byteorder.h"
-#include "libmemcached/response.h"
+#include "libmemcached/initialize_query.h"
 
-/* string value */
-struct memcached_continuum_item_st
-{
-  uint32_t index;
-  uint32_t value;
-};
+#ifdef __cplusplus
+# include "libmemcached/response.h"
+#endif
 
-/* Yum, Fortran.... can you make the reference? */
-typedef enum {
-  MEM_NOT= -1,
-  MEM_FALSE= false,
-  MEM_TRUE= true
-} memcached_ternary_t;
+#include "libmemcached/namespace.h"
+#include "libmemcached/virtual_bucket.h"
 
+#ifdef __cplusplus
+# include "libmemcached/backtrace.hpp"
+# include "libmemcached/assert.hpp"
+# include "libmemcached/server.hpp"
+# include "libmemcached/key.hpp"
+# include "libmemcached/encoding_key.h"
+# include "libmemcached/result.h"
+# include "libmemcached/version.hpp"
+#endif
+
+#include "libmemcached/continuum.hpp"
 
 #if !defined(__GNUC__) || (__GNUC__ == 2 && __GNUC_MINOR__ < 96)
 
@@ -105,125 +195,28 @@ typedef enum {
 extern "C" {
 #endif
 
-LIBMEMCACHED_LOCAL
-memcached_return_t memcached_connect(memcached_server_write_instance_st ptr);
-
-LIBMEMCACHED_LOCAL
 memcached_return_t run_distribution(memcached_st *ptr);
 
-#define memcached_server_response_increment(A) (A)->cursor_active++
-#define memcached_server_response_decrement(A) (A)->cursor_active--
-#define memcached_server_response_reset(A) (A)->cursor_active=0
-
-// These are private 
-#define memcached_is_allocated(__object) ((__object)->options.is_allocated)
-#define memcached_is_initialized(__object) ((__object)->options.is_initialized)
-#define memcached_is_purging(__object) ((__object)->state.is_purging)
-#define memcached_is_processing_input(__object) ((__object)->state.is_processing_input)
-#define memcached_set_purging(__object, __value) ((__object)->state.is_purging= (__value))
-#define memcached_set_processing_input(__object, __value) ((__object)->state.is_processing_input= (__value))
-#define memcached_set_initialized(__object, __value) ((__object)->options.is_initialized(= (__value))
-#define memcached_set_allocated(__object, __value) ((__object)->options.is_allocated(= (__value))
-
-LIBMEMCACHED_LOCAL
-void set_last_disconnected_host(memcached_server_write_instance_st ptr);
-
-LIBMEMCACHED_LOCAL
-memcached_return_t memcached_key_test(const char * const *keys,
-                                      const size_t *key_length,
-                                      size_t number_of_keys);
-
-LIBMEMCACHED_LOCAL
-memcached_return_t memcached_purge(memcached_server_write_instance_st ptr);
-
-LIBMEMCACHED_LOCAL
-memcached_server_st *memcached_server_create_with(const memcached_st *memc,
-                                                  memcached_server_write_instance_st host,
-                                                  const char *hostname,
-                                                  in_port_t port,
-                                                  uint32_t weight,
-                                                  memcached_connection_t type);
-
-
-static inline memcached_return_t memcached_validate_key_length(size_t key_length, bool binary)
+#ifdef __cplusplus
+static inline void memcached_server_response_increment(org::libmemcached::Instance* instance)
 {
-  unlikely (key_length == 0)
-    return MEMCACHED_BAD_KEY_PROVIDED;
-
-  if (binary)
-  {
-    unlikely (key_length > 0xffff)
-      return MEMCACHED_BAD_KEY_PROVIDED;
-  }
-  else
-  {
-    unlikely (key_length >= MEMCACHED_MAX_KEY)
-      return MEMCACHED_BAD_KEY_PROVIDED;
-  }
-
-  return MEMCACHED_SUCCESS;
+  instance->events(POLLIN);
+  instance->cursor_active_++;
 }
-
-#ifdef TCP_CORK
-  #define CORK TCP_CORK
-#elif defined TCP_NOPUSH
-  #define CORK TCP_NOPUSH
 #endif
 
-/*
-  test_cork() tries to enable TCP_CORK. IF TCP_CORK is not an option
-  on the system it returns false but sets errno to 0. Otherwise on
-  failure errno is set.
-*/
-static inline memcached_ternary_t test_cork(memcached_server_st *ptr, int enable)
-{
-#ifdef CORK
-  if (ptr->type != MEMCACHED_CONNECTION_TCP)
-    return MEM_FALSE;
-
-  int err= setsockopt(ptr->fd, IPPROTO_TCP, CORK,
-                      &enable, (socklen_t)sizeof(int));
-  if (! err)
-  {
-    return MEM_TRUE;
-  }
-
-  perror(strerror(errno));
-  ptr->cached_errno= errno;
-
-  return MEM_FALSE;
-#else
-  (void)ptr;
-  (void)enable;
+#define memcached_server_response_decrement(A) (A)->cursor_active_--
+#define memcached_server_response_reset(A) (A)->cursor_active_=0
 
-  ptr->cached_errno= 0;
-
-  return MEM_NOT;
-#endif
-}
-
-static inline void libmemcached_free(const memcached_st *ptr, void *mem)
-{
-  ptr->allocators.free(ptr, mem, ptr->allocators.context);
-}
-
-static inline void *libmemcached_malloc(const memcached_st *ptr, const size_t size)
-{
-  return ptr->allocators.malloc(ptr, size, ptr->allocators.context);
-}
-
-static inline void *libmemcached_realloc(const memcached_st *ptr, void *mem, const size_t size)
-{
-  return ptr->allocators.realloc(ptr, mem, size, ptr->allocators.context);
-}
-
-static inline void *libmemcached_calloc(const memcached_st *ptr, size_t nelem, size_t size)
-{
-  return ptr->allocators.calloc(ptr, nelem, size, ptr->allocators.context);
-}
+#define memcached_instance_response_increment(A) (A)->cursor_active_++
+#define memcached_instance_response_decrement(A) (A)->cursor_active_--
+#define memcached_instance_response_reset(A) (A)->cursor_active_=0
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif /* __LIBMEMCACHED_COMMON_H__ */
+#ifdef __cplusplus
+bool memcached_purge(org::libmemcached::Instance*);
+org::libmemcached::Instance* memcached_instance_by_position(const memcached_st *ptr, uint32_t server_key);
+#endif