util: better rand_string, add mkdir

1 files changed, 0 insertions, 31 deletions

diff --git a/common.lua b/common.lua
index bc09b81..6a04d0f 100644
--- a/common.lua
+++ b/common.lua
@@ -1,35 +1,4 @@
-local base64 = require("vendor.base64")
-local json = require("vendor.JSON")
-
-local table_unpack = table.unpack or unpack
-local function rand_string(n)
-    local b = {}
-    for i = 1, n do
-        table.insert(b, math.random(0, 255))
-    end
-    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,