X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Fmemcached.hh;h=4e22b61cd22edc5e0c21eaa7a3e7f18d1df1f07b;hb=7b548d21a8eafec0b830ad1bd6429cecd4eaeba8;hp=2f2d519e094a52493803400f11894614173ea861;hpb=daae2d944f6f7763ec6d69d0016d10efb5fdc0ed;p=awesomized%2Flibmemcached diff --git a/libmemcached/memcached.hh b/libmemcached/memcached.hh index 2f2d519e..4e22b61c 100644 --- a/libmemcached/memcached.hh +++ b/libmemcached/memcached.hh @@ -1,175 +1,267 @@ -#include "libmemcached/memcached.h" -#include -#include +#include + +#include class Memcached { - memcached_st memc; - memcached_result_st result; - public: - Memcached() : memc(), result() + Memcached() + : + memc(), + result() { memcached_create(&memc); } - Memcached(memcached_st *clone) : memc(), result() + Memcached(memcached_st *clone) + : + memc(), + result() { memcached_clone(&memc, clone); } - char *fetch (char *key, size_t *key_length, size_t *value_length) + + ~Memcached() + { + memcached_free(&memc); + } + + std::string fetch(std::string& key, size_t *key_length, size_t *value_length) { uint32_t flags; memcached_return rc; + std::string ret_val; - return memcached_fetch(&memc, key, key_length, - value_length, &flags, &rc); + char *value= memcached_fetch(&memc, const_cast(key.c_str()), key_length, + value_length, &flags, &rc); + if (value) + { + ret_val.assign(value); + } + return ret_val; } - char *get(const char *key, size_t *value_length) + + std::string get(const std::string& key, size_t *value_length) { uint32_t flags; memcached_return rc; + std::string ret_val; - return memcached_get(&memc, key, strlen(key), - value_length, &flags, &rc); + char *value= memcached_get(&memc, key.c_str(), key.length(), + value_length, &flags, &rc); + if (value) + { + ret_val.assign(value); + } + return ret_val; } - char *get_by_key(const char *master_key, const char *key, - size_t *value_length) + std::string get_by_key(const std::string& master_key, + const std::string& key, + size_t *value_length) { uint32_t flags; memcached_return rc; + std::string ret_val; - return memcached_get_by_key(&memc, master_key, strlen(master_key), - key, strlen(key), - value_length, &flags, &rc); + char *value= memcached_get_by_key(&memc, master_key.c_str(), master_key.length(), + key.c_str(), key.length(), + value_length, &flags, &rc); + if (value) + { + ret_val.assign(value); + } + return ret_val; } - memcached_return mget(char **keys, size_t *key_length, - unsigned int number_of_keys) + bool mget(char **keys, size_t *key_length, + unsigned int number_of_keys) { - return memcached_mget(&memc, keys, key_length, number_of_keys); + memcached_return rc= memcached_mget(&memc, keys, key_length, number_of_keys); + return (rc == MEMCACHED_SUCCESS); } - memcached_return set(const char *key, const char *value, size_t value_length) + bool set(const std::string& key, const std::string& value) { - return memcached_set(&memc, key, strlen(key), - value, value_length, - time_t(0), uint32_t(0)); + memcached_return rc= memcached_set(&memc, + key.c_str(), key.length(), + value.c_str(), value.length(), + time_t(0), uint32_t(0)); + return (rc == MEMCACHED_SUCCESS); } - memcached_return set_by_key(const char *master_key, const char *key, - const char *value, size_t value_length) + bool set_by_key(const std::string& master_key, + const std::string& key, + const std::string& value) { - return memcached_set_by_key(&memc, master_key, strlen(master_key), - key, strlen(key), - value, value_length, - time_t(0), - uint32_t(0) ); + memcached_return rc= memcached_set_by_key(&memc, master_key.c_str(), + master_key.length(), + key.c_str(), key.length(), + value.c_str(), value.length(), + time_t(0), + uint32_t(0)); + return (rc == MEMCACHED_SUCCESS); } - memcached_return - increment(const char *key, unsigned int offset, uint64_t *value) + + bool increment(const std::string& key, unsigned int offset, uint64_t *value) { - return memcached_increment(&memc, key, strlen(key), - offset, value); + memcached_return rc= memcached_increment(&memc, key.c_str(), key.length(), + offset, value); + return (rc == MEMCACHED_SUCCESS); } - memcached_return - decrement(const char *key, unsigned int offset, uint64_t *value) + + bool decrement(const std::string& key, unsigned int offset, uint64_t *value) { - return memcached_decrement(&memc, key, strlen(key), - offset, value); + memcached_return rc= memcached_decrement(&memc, key.c_str(), + key.length(), + offset, value); + return (rc == MEMCACHED_SUCCESS); } - memcached_return add(const char *key, const char *value, size_t value_length) + bool add(const std::string& key, const std::string& value, size_t value_length) { - return memcached_add(&memc, key, strlen(key), value, value_length, 0, 0); + memcached_return rc= memcached_add(&memc, key.c_str(), key.length(), + value.c_str(), value_length, 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return add_by_key(const char *master_key, const char *key, - const char *value, size_t value_length) + + bool add_by_key(const std::string& master_key, const std::string& key, + const std::string& value, size_t value_length) { - return memcached_add_by_key(&memc, master_key, strlen(master_key), - key, strlen(key), - value, value_length, - 0, 0); + memcached_return rc= memcached_add_by_key(&memc, + master_key.c_str(), + master_key.length(), + key.c_str(), + key.length(), + value.c_str(), + value_length, + 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return replace(const char *key, const char *value, - size_t value_length) + bool replace(const std::string& key, const std::string& value, + size_t value_length) { - return memcached_replace(&memc, key, strlen(key), - value, value_length, - 0, 0); + memcached_return rc= memcached_replace(&memc, key.c_str(), key.length(), + value.c_str(), value_length, + 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return replace_by_key(const char *master_key, const char *key, - const char *value, size_t value_length) + + bool replace_by_key(const std::string& master_key, const std::string& key, + const std::string& value, size_t value_length) { - return memcached_replace_by_key(&memc, master_key, strlen(master_key), - key, strlen(key), - value, value_length, 0, 0); + memcached_return rc= memcached_replace_by_key(&memc, + master_key.c_str(), + master_key.length(), + key.c_str(), + key.length(), + value.c_str(), + value_length, + 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return prepend(const char *key, const char *value, - size_t value_length) + bool prepend(const std::string& key, const std::string& value, + size_t value_length) { - return memcached_prepend(&memc, key, strlen(key), - value, value_length, 0, 0); + memcached_return rc= memcached_prepend(&memc, key.c_str(), key.length(), + value.c_str(), value_length, 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return prepend_by_key(const char *master_key, const char *key, - const char *value, size_t value_length) + + bool prepend_by_key(const std::string& master_key, const std::string& key, + const std::string& value, size_t value_length) { - return memcached_prepend_by_key(&memc, master_key, strlen(master_key), - key, strlen(key), - value, value_length, - 0, - 0); + memcached_return rc= memcached_prepend_by_key(&memc, + master_key.c_str(), + master_key.length(), + key.c_str(), + key.length(), + value.c_str(), + value_length, + 0, + 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return append(const char *key, const char *value, - size_t value_length) + bool append(const std::string& key, const std::string& value, + size_t value_length) { - return memcached_append(&memc, key, strlen(key), - value, value_length, 0, 0); + memcached_return rc= memcached_append(&memc, + key.c_str(), + key.length(), + value.c_str(), + value_length, 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return append_by_key(const char *master_key, const char *key, - const char *value, size_t value_length) + + bool append_by_key(const std::string& master_key, const std::string& key, + const std::string& value, size_t value_length) { - return memcached_append_by_key(&memc, - master_key, strlen(master_key), - key, strlen(key), - value, value_length, 0, 0); + memcached_return rc= memcached_append_by_key(&memc, + master_key.c_str(), + master_key.length(), + key.c_str(), + key.length(), + value.c_str(), + value_length, 0, 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return cas(const char *key, const char *value, - size_t value_length, uint64_t cas_arg) + + bool cas(const std::string& key, const std::string& value, + size_t value_length, uint64_t cas_arg) { - return memcached_cas(&memc, key, strlen(key), - value, value_length, 0, 0, cas_arg); + memcached_return rc= memcached_cas(&memc, key.c_str(), key.length(), + value.c_str(), value_length, 0, 0, cas_arg); + return (rc == MEMCACHED_SUCCESS); } - memcached_return cas_by_key(const char *master_key, const char *key, - const char *value, size_t value_length, - uint64_t cas_arg) + + bool cas_by_key(const std::string& master_key, const std::string& key, + const std::string& value, size_t value_length, + uint64_t cas_arg) { - return memcached_cas_by_key(&memc, - master_key, strlen(master_key), - key, strlen(key), - value, value_length, - 0, 0, cas_arg); + memcached_return rc= memcached_cas_by_key(&memc, + master_key.c_str(), + master_key.length(), + key.c_str(), + key.length(), + value.c_str(), + value_length, + 0, 0, cas_arg); + return (rc == MEMCACHED_SUCCESS); } + // using 'remove' vs. 'delete' since 'delete' is a keyword - memcached_return remove(const char *key) + bool remove(const std::string& key) { - return memcached_delete (&memc, key, strlen(key), 0); - + memcached_return rc= memcached_delete(&memc, key.c_str(), key.length(), 0); + return (rc == MEMCACHED_SUCCESS); } - memcached_return delete_by_key(const char *master_key, const char *key) + + bool delete_by_key(const std::string& master_key, + const std::string& key) { - return memcached_delete_by_key(&memc, master_key, strlen(master_key), - key, strlen(key), 0); + memcached_return rc= memcached_delete_by_key(&memc, + master_key.c_str(), + master_key.length(), + key.c_str(), + key.length(), + 0); + return (rc == MEMCACHED_SUCCESS); } - ~Memcached() + + const std::string lib_version() const { - memcached_free(&memc); + const char *ver= memcached_lib_version(); + const std::string version(ver); + return version; } + +private: + memcached_st memc; + memcached_result_st result; };