add base64

1 files changed, 61 insertions, 0 deletions

diff --git a/xmake/core/base/base64.lua b/xmake/core/base/base64.lua
new file mode 100644
index 000000000..f663fbb0e
--- /dev/null
+++ b/xmake/core/base/base64.lua
@@ -0,0 +1,61 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- Copyright (C) 2015-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        base64.lua
+--
+
+-- define module: base64
+local base64  = base64 or {}
+
+-- load modules
+local io    = require("base/io")
+local utils = require("base/utils")
+
+-- save metatable and builtin functions
+base64._encode  = base64._encode or base64.encode
+base64._decode  = base64._decode or base64.decode
+
+-- decode base64 string to the data
+--
+-- @param base64str       the base64 string
+--
+-- @return              the data
+--
+function base64.decode(base64str)
+    local data = base64._decode(base64str)
+    if not data then
+        return nil, string.format("decode base64 failed")
+    end
+    return data
+end
+
+-- encode data to the base64 string
+--
+-- @param data          the data
+--
+-- @return              the base64 string
+--
+function base64.encode(data)
+    local base64str = base64._encode(data)
+    if not base64str then
+        return nil, string.format("encode base64 failed")
+    end
+    return base64str
+end
+
+-- return module: base64
+return base64