git.m6w6.name Git - m6w6/libmemcached/blob - include/libmemcached-1.0/struct/memcached.h

   1 /*
   2     +--------------------------------------------------------------------+
   3     | libmemcached - C/C++ Client Library for memcached                  |
   4     +--------------------------------------------------------------------+
   5     | Redistribution and use in source and binary forms, with or without |
   6     | modification, are permitted under the terms of the BSD license.    |
   7     | You should have received a copy of the license in a bundled file   |
   8     | named LICENSE; in case you did not receive a copy you can review   |
   9     | the terms online at: https://opensource.org/licenses/BSD-3-Clause  |
  10     +--------------------------------------------------------------------+
  11     | Copyright (c) 2006-2014 Brian Aker   https://datadifferential.com/ |
  12     | Copyright (c) 2020 Michael Wallner   <mike@php.net>                |
  13     +--------------------------------------------------------------------+
  14 */
  15
  16 #pragma once
  17
  18 struct memcached_st {
  19   /**
  20     @note these are static and should not change without a call to behavior.
  21   */
  22   struct {
  23     bool is_purging : 1;
  24     bool is_processing_input : 1;
  25     bool is_time_for_rebuild : 1;
  26     bool is_parsing : 1;
  27   } state;
  28
  29   struct {
  30     // Everything below here is pretty static.
  31     bool auto_eject_hosts : 1;
  32     bool binary_protocol : 1;
  33     bool buffer_requests : 1;
  34     bool hash_with_namespace : 1;
  35     bool no_block : 1; // Don't block
  36     bool reply : 1;
  37     bool randomize_replica_read : 1;
  38     bool support_cas : 1;
  39     bool tcp_nodelay : 1;
  40     bool use_sort_hosts : 1;
  41     bool use_udp : 1;
  42     bool verify_key : 1;
  43     bool tcp_keepalive : 1;
  44     bool is_aes : 1;
  45     bool is_fetching_version : 1;
  46     bool not_used : 1;
  47   } flags;
  48
  49   memcached_server_distribution_t distribution;
  50   hashkit_st hashkit;
  51   struct {
  52     unsigned int version;
  53   } server_info;
  54   uint32_t number_of_hosts;
  55   memcached_instance_st *servers;
  56   memcached_instance_st *last_disconnected_server;
  57   int32_t snd_timeout;
  58   int32_t rcv_timeout;
  59   uint32_t server_failure_limit;
  60   uint32_t server_timeout_limit;
  61   uint32_t io_msg_watermark;
  62   uint32_t io_bytes_watermark;
  63   uint32_t io_key_prefetch;
  64   uint32_t tcp_keepidle;
  65   int32_t poll_timeout;
  66   int32_t connect_timeout; // How long we will wait on connect() before we will timeout
  67   int32_t retry_timeout;
  68   int32_t dead_timeout;
  69   int send_size;
  70   int recv_size;
  71   void *user_data;
  72   uint64_t query_id;
  73   uint32_t number_of_replicas;
  74   memcached_result_st result;
  75
  76   struct {
  77     bool weighted_;
  78     uint32_t continuum_count;                      // Ketama
  79     uint32_t continuum_points_counter;             // Ketama
  80     time_t next_distribution_rebuild;              // Ketama
  81     struct memcached_continuum_item_st *continuum; // Ketama
  82   } ketama;
  83
  84   struct memcached_virtual_bucket_t *virtual_bucket;
  85
  86   struct memcached_allocator_t allocators;
  87
  88   memcached_clone_fn on_clone;
  89   memcached_cleanup_fn on_cleanup;
  90   memcached_trigger_key_fn get_key_failure;
  91   memcached_trigger_delete_key_fn delete_trigger;
  92   memcached_callback_st *callbacks;
  93   struct memcached_sasl_st sasl;
  94   struct memcached_error_t *error_messages;
  95   struct memcached_array_st *_namespace;
  96   struct {
  97     uint32_t initial_pool_size;
  98     uint32_t max_pool_size;
  99     int32_t
 100         version; // This is used by pool and others to determine if the memcached_st is out of date.
 101     struct memcached_array_st *filename;
 102   } configure;
 103   struct {
 104     bool is_allocated : 1;
 105   } options;
 106 };