/*
* call-seq:
* lmc.random_pair() -> [key, value] or nil
*
* Retrieves random pair from hashtable.
*/
static VALUE LocalMemCache__random_pair(VALUE obj) {
char *k, *v;
size_t n_k, n_v;
VALUE r = Qnil;
if (__local_memcache_random_pair(get_LocalMemCache(obj), &k, &n_k, &v,
&n_v)) {
r = rb_ary_new();
rb_ary_push(r, lmc_ruby_string2(k, n_k));
rb_ary_push(r, lmc_ruby_string2(v, n_v));
}
lmc_unlock_shm_region("local_memcache_random_pair",
get_LocalMemCache(obj));
return r;
}
/*
* call-seq:
* lmc.get(key) -> string value or nil
* lmc[key] -> string value or nil
*
* Retrieve string value from hashtable.
*/
static VALUE LocalMemCache__get(VALUE obj, VALUE key) {
size_t l;
lmc_rb_str_d_t k;
rstring_acquire(key, &k);
const char* r = __local_memcache_get(get_LocalMemCache(obj),
k.cstr, k.len, &l);
VALUE rr = lmc_ruby_string2(r, l);
lmc_unlock_shm_region("local_memcache_get", get_LocalMemCache(obj));
return rr;
}
/*
* call-seq:
* lmc.get_by_no_lock(key) -> string value or nil
*
* Retrieve string value from hashtable without obtain a semaphore.
*/
static mrb_value Cache__get_by_no_lock(mrb_state *mrb, mrb_value self)
{
local_memcache_t *lmc = get_Cache(mrb, self);
size_t l;
char *key;
mrb_int n_key;
mrb_get_args(mrb, "s", &key, &n_key);
const char *r = __local_memcache_get_by_no_lock(lmc, key, n_key, &l);
mrb_value rr = lmc_ruby_string2(mrb, r, l);
return rr;
}
/*
* call-seq:
* lmc.get(key) -> string value or nil
* lmc[key] -> string value or nil
*
* Retrieve string value from hashtable.
*/
static mrb_value Cache__get(mrb_state *mrb, mrb_value self)
{
local_memcache_t *lmc = get_Cache(mrb, self);
size_t l;
mrb_cache_iovec_t k;
char *key;
mrb_int n_key;
mrb_get_args(mrb, "s", &key, &n_key);
const char *r = __local_memcache_get(lmc, key, n_key, &l);
mrb_value rr = lmc_ruby_string2(mrb, r, l);
lmc_unlock_shm_region("local_memcache_get", lmc);
return rr;
}
/* :nodoc: */
static mrb_value lmc_ruby_string(mrb_state *mrb, const char *s)
{
return lmc_ruby_string2(mrb, s + sizeof(size_t), *(size_t *)s);
}
/* :nodoc: */
static VALUE lmc_ruby_string(const char *s) {
return lmc_ruby_string2(s + sizeof(size_t), *(size_t *) s);
}
