1 #include <libmemcached/memcached.h>
14 memcached_create(&memc);
17 Memcached(memcached_st *clone)
22 memcached_clone(&memc, clone);
27 memcached_free(&memc);
30 std::string fetch(std::string& key, size_t *key_length, size_t *value_length)
36 char *value= memcached_fetch(&memc, const_cast<char *>(key.c_str()), key_length,
37 value_length, &flags, &rc);
40 ret_val.assign(value);
45 std::string get(const std::string& key, size_t *value_length)
51 char *value= memcached_get(&memc, key.c_str(), key.length(),
52 value_length, &flags, &rc);
55 ret_val.assign(value);
60 std::string get_by_key(const std::string& master_key,
61 const std::string& key,
68 char *value= memcached_get_by_key(&memc, master_key.c_str(), master_key.length(),
69 key.c_str(), key.length(),
70 value_length, &flags, &rc);
73 ret_val.assign(value);
78 bool mget(char **keys, size_t *key_length,
79 unsigned int number_of_keys)
82 memcached_return rc= memcached_mget(&memc, keys, key_length, number_of_keys);
83 return (rc == MEMCACHED_SUCCESS);
86 bool set(const std::string& key, const std::string& value)
88 memcached_return rc= memcached_set(&memc,
89 key.c_str(), key.length(),
90 value.c_str(), value.length(),
91 time_t(0), uint32_t(0));
92 return (rc == MEMCACHED_SUCCESS);
95 bool set_by_key(const std::string& master_key,
96 const std::string& key,
97 const std::string& value)
99 memcached_return rc= memcached_set_by_key(&memc, master_key.c_str(),
101 key.c_str(), key.length(),
102 value.c_str(), value.length(),
105 return (rc == MEMCACHED_SUCCESS);
108 bool increment(const std::string& key, unsigned int offset, uint64_t *value)
110 memcached_return rc= memcached_increment(&memc, key.c_str(), key.length(),
112 return (rc == MEMCACHED_SUCCESS);
115 bool decrement(const std::string& key, unsigned int offset, uint64_t *value)
117 memcached_return rc= memcached_decrement(&memc, key.c_str(),
120 return (rc == MEMCACHED_SUCCESS);
124 bool add(const std::string& key, const std::string& value, size_t value_length)
126 memcached_return rc= memcached_add(&memc, key.c_str(), key.length(),
127 value.c_str(), value_length, 0, 0);
128 return (rc == MEMCACHED_SUCCESS);
131 bool add_by_key(const std::string& master_key, const std::string& key,
132 const std::string& value, size_t value_length)
134 memcached_return rc= memcached_add_by_key(&memc,
142 return (rc == MEMCACHED_SUCCESS);
145 bool replace(const std::string& key, const std::string& value,
148 memcached_return rc= memcached_replace(&memc, key.c_str(), key.length(),
149 value.c_str(), value_length,
151 return (rc == MEMCACHED_SUCCESS);
154 bool replace_by_key(const std::string& master_key, const std::string& key,
155 const std::string& value, size_t value_length)
157 memcached_return rc= memcached_replace_by_key(&memc,
165 return (rc == MEMCACHED_SUCCESS);
168 bool prepend(const std::string& key, const std::string& value,
171 memcached_return rc= memcached_prepend(&memc, key.c_str(), key.length(),
172 value.c_str(), value_length, 0, 0);
173 return (rc == MEMCACHED_SUCCESS);
176 bool prepend_by_key(const std::string& master_key, const std::string& key,
177 const std::string& value, size_t value_length)
179 memcached_return rc= memcached_prepend_by_key(&memc,
188 return (rc == MEMCACHED_SUCCESS);
191 bool append(const std::string& key, const std::string& value,
194 memcached_return rc= memcached_append(&memc,
199 return (rc == MEMCACHED_SUCCESS);
202 bool append_by_key(const std::string& master_key, const std::string& key,
203 const std::string& value, size_t value_length)
205 memcached_return rc= memcached_append_by_key(&memc,
212 return (rc == MEMCACHED_SUCCESS);
215 bool cas(const std::string& key, const std::string& value,
216 size_t value_length, uint64_t cas_arg)
218 memcached_return rc= memcached_cas(&memc, key.c_str(), key.length(),
219 value.c_str(), value_length, 0, 0, cas_arg);
220 return (rc == MEMCACHED_SUCCESS);
223 bool cas_by_key(const std::string& master_key, const std::string& key,
224 const std::string& value, size_t value_length,
227 memcached_return rc= memcached_cas_by_key(&memc,
235 return (rc == MEMCACHED_SUCCESS);
238 // using 'remove' vs. 'delete' since 'delete' is a keyword
239 bool remove(const std::string& key)
241 memcached_return rc= memcached_delete(&memc, key.c_str(), key.length(), 0);
242 return (rc == MEMCACHED_SUCCESS);
245 bool delete_by_key(const std::string& master_key,
246 const std::string& key)
248 memcached_return rc= memcached_delete_by_key(&memc,
254 return (rc == MEMCACHED_SUCCESS);
257 const std::string lib_version() const
259 const char *ver= memcached_lib_version();
260 const std::string version(ver);
266 memcached_result_st result;