1 files changed, 21 insertions, 0 deletions
diff --git a/common.lua b/common.lua
index adcc178..bc09b81 100644
--- a/common.lua
+++ b/common.lua
@@ -1,3 +1,6 @@
+local base64 = require("vendor.base64")
+local json = require("vendor.JSON")
+
 local table_unpack = table.unpack or unpack
 local function rand_string(n)
     local b = {}
@@ -7,8 +10,26 @@ local function rand_string(n)
     return string.char(table_unpack(b))
 end
 
+local function base64_dec(x)
+    local succ, dec = pcall(base64.decode, x)
+    if succ then return dec end
+end
+
+local function json_dec(x)
+    local succ, dec = pcall(json.decode, json, x)
+    if succ then return dec end
+end
+
+local function json_enc(x)
+    return json:encode(x)
+end
+
 return {
     rand_string = rand_string,
+    base64_dec = base64_dec,
+    base64_enc = base64.encode,
+    json_dec = json_dec,
+    json_enc = json_enc,
     default_match_addr = "ivy.vlhl.dev:18252",
     gameid_len = 8,
     secret_len = 4,