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mirror of https://github.com/lxsang/antd-lua-plugin synced 2024-12-27 09:58:21 +01:00
antd-lua-plugin/APIs/cif.lua
2019-05-02 13:57:11 +02:00

63 lines
1.3 KiB
Lua

FFI = require("ffi")
FFI.type = {}
FFI.type.VOID = 0
FFI.type.UINT8 = 1
FFI.type.SINT8 = 2
FFI.type.UINT16 = 3
FFI.type.SINT16 = 4
FFI.type.UINT32 = 5
FFI.type.SINT32 = 6
FFI.type.UINT64 = 7
FFI.type.SINT64 = 8
FFI.type.FLOAT = 9
FFI.type.DOUBLE = 10
FFI.type.UCHAR = 11
FFI.type.SCHAR = 12
FFI.type.USHORT = 13
FFI.type.SSHORT = 14
FFI.type.UINT = 15
FFI.type.SINT = 16
FFI.type.ULONG = 17
FFI.type.SLONG = 18
FFI.type.LONGDOUBLE = 19
FFI.type.POINTER = 20
FFI.cache = {}
FFI.load = function(path)
if FFI.cache[path] then
return FFI.cache[path]
else
print("Loading: "..path)
local lib = FFI.dlopen(path)
if lib then
FFI.cache[path] = {ref = lib, fn= {}}
end
return FFI.cache[path]
end
end
FFI.unload = function(path)
local lib = FFI.cache[path]
if lib then
FFI.dlclose(lib.ref)
FFI.cache[path] = false
end
end
FFI.unloadAll = function()
for k,v in pairs(FFI.cache) do
FFI.dlclose(v.ref)
end
FFI.cache = {}
end
FFI.lookup = function(lib, name)
local fn = lib.fn[name]
if fn then return fn end
fn = FFI.dlsym(lib.ref, name)
if fn then
lib.fn[name] = fn
return fn
end
return nil
end