// get an item from the cache
func CacheGet(key string) []byte {
if int(C.uwsgi_cache_enabled()) == 0 {
return nil
}
k := C.CString(key)
defer C.free(unsafe.Pointer(k))
kl := len(key)
var vl C.uint64_t = C.uint64_t(0)
C.uwsgi_cache_rlock()
c_value := C.uwsgi_cache_get(k, C.uint16_t(kl), &vl)
var p []byte
if vl > 0 {
p = C.GoBytes((unsafe.Pointer)(c_value), C.int(vl))
} else {
p = nil
}
C.uwsgi_cache_rwunlock()
return p
}
// check if an item exists in the cache
func CacheExists(key string) bool {
if int(C.uwsgi_cache_enabled()) == 0 {
return false
}
k := C.CString(key)
defer C.free(unsafe.Pointer(k))
kl := len(key)
C.uwsgi_cache_rlock()
if int(C.uwsgi_cache_exists(k, C.uint16_t(kl))) > 0 {
C.uwsgi_cache_rwunlock()
return true
}
C.uwsgi_cache_rwunlock()
return false
}
// remove an intem from the cache
func CacheDel(key string) bool {
if int(C.uwsgi_cache_enabled()) == 0 {
return false
}
k := C.CString(key)
defer C.free(unsafe.Pointer(k))
kl := len(key)
C.uwsgi_cache_wlock()
if int(C.uwsgi_cache_del(k, C.uint16_t(kl), C.uint64_t(0))) < 0 {
C.uwsgi_cache_rwunlock()
return false
}
C.uwsgi_cache_rwunlock()
return true
}
// put an item in the cache
func CacheSetFlags(key string, p []byte, expires uint64, flags int) bool {
if int(C.uwsgi_cache_enabled()) == 0 {
return false
}
k := C.CString(key)
defer C.free(unsafe.Pointer(k))
kl := len(key)
v := unsafe.Pointer(&p[0])
vl := len(p)
C.uwsgi_cache_wlock()
if int(C.uwsgi_cache_set(k, C.uint16_t(kl), (*C.char)(v), C.uint64_t(vl), C.uint64_t(expires), C.uint16_t(flags))) < 0 {
C.uwsgi_cache_rwunlock()
return false
}
C.uwsgi_cache_rwunlock()
return true
}