Modified to work on Phoenix

Author: MCJack123

.vscode/settings.json

@@ -9,42 +9,10 @@
         "redefined-local": "Warning"
     },
     "Lua.diagnostics.globals": [
-        "printError",
-        "sleep",
-        "read",
-        "write",
         "print",
-        "colours",
-        "colors",
-        "commands",
-        "disk",
-        "fs",
-        "gps",
-        "help",
-        "http",
-        "paintutils",
-        "parallel",
-        "peripheral",
-        "rednet",
-        "redstone",
-        "keys",
-        "settings",
-        "shell",
-        "multishell",
-        "term",
-        "textutils",
-        "turtle",
-        "pocket",
-        "vector",
-        "bit32",
-        "window",
-        "_CC_DEFAULT_SETTINGS",
-        "_HOST",
         "_VERSION",
         "_",
-        "_ENV",
-        "ccemux",
-        "wordlib"
+        "_ENV"
     ],
-    "Lua.runtime.version": "Lua 5.1"
+    "Lua.runtime.version": "Lua 5.2"
 }

README.md

@@ -1,5 +1,5 @@
 # CCryptoLib
-An integrated collection of cryptographic primitives written in Lua using the ComputerCraft system API.
+An integrated collection of cryptographic primitives written in Lua using the ComputerCraft system API. This is a fork for [Phoenix](https://phoenix.madefor.cc). Requires libsystem.
 
 ## Initializing the Random Number Generator
 All functions that take secret input may query the library's random generator,
@@ -11,17 +11,27 @@ If you trust the tmpim Krist node, you can fetch a socket token and use it for
 initialization:
 ```lua
 local random = require "ccryptolib.random"
+local network = require "system.network"
 
 -- Fetch a WebSocket token.
-local postHandle = assert(http.post("https://krist.dev/ws/start", ""))
-local data = textutils.unserializeJSON(postHandle.readAll())
-postHandle.close()
+local postHandle = assert(network.post("https://krist.dev/ws/start", ""))
+local data = textutils.unserializeJSON(postHandle:read("*a"))
+postHandle:close()
 
 -- Initialize the generator using the given URL.
 random.init(data.url)
 
 -- Be polite and actually open the socket too.
-http.websocket(data.url).close()
+network.connect(data.url):close()
+```
+
+On CraftOS-PC or CCEmuX, you can use the built-in `nano` clock for relatively
+decent entropy (this will not work in-game!):
+```lua
+local random = require "ccryptolib.random"
+
+-- Initialize the generator using nanoseconds.
+random.init(os.time("nano"))
 ```
 
 Otherwise, you will need to find another high-quality random entropy source to

ccryptolib/aead.lua

@@ -1,6 +1,6 @@
 --- The ChaCha20Poly1305AEAD authenticated encryption with associated data (AEAD) construction.
 
-local expect   = require "cc.expect".expect
+local expect   = require "system.expect".expect
 local lassert = require "ccryptolib.internal.util".lassert
 local packing  = require "ccryptolib.internal.packing"
 local chacha20 = require "ccryptolib.chacha20"

ccryptolib/blake3.lua

@@ -1,6 +1,6 @@
 --- The BLAKE3 cryptographic hash function.
 
-local expect = require "cc.expect".expect
+local expect = require "system.expect".expect
 local lassert = require "ccryptolib.internal.util".lassert
 local packing = require "ccryptolib.internal.packing"
 

ccryptolib/chacha20.lua

@@ -1,6 +1,6 @@
 --- The ChaCha20 stream cipher.
 
-local expect  = require "cc.expect".expect
+local expect  = require "system.expect".expect
 local lassert = require "ccryptolib.internal.util".lassert
 local packing = require "ccryptolib.internal.packing"
 

ccryptolib/ed25519.lua

@@ -1,6 +1,6 @@
 --- The Ed25519 digital signature scheme.
 
-local expect = require "cc.expect".expect
+local expect = require "system.expect".expect
 local lassert = require "ccryptolib.internal.util".lassert
 local fq     = require "ccryptolib.internal.fq"
 local sha512 = require "ccryptolib.internal.sha512"

ccryptolib/internal/sha512.lua

@@ -1,6 +1,6 @@
 --- The SHA512 cryptographic hash function.
 
-local expect  = require "cc.expect".expect
+local expect  = require "system.expect".expect
 local packing = require "ccryptolib.internal.packing"
 
 local shl = bit32.lshift

ccryptolib/poly1305.lua

@@ -1,6 +1,6 @@
 --- The Poly1305 one-time authenticator.
 
-local expect  = require "cc.expect".expect
+local expect  = require "system.expect".expect
 local lassert = require "ccryptolib.internal.util".lassert
 local packing = require "ccryptolib.internal.packing"
 

ccryptolib/random.lua

@@ -1,4 +1,4 @@
-local expect   = require "cc.expect".expect
+local expect   = require "system.expect".expect
 local blake3   = require "ccryptolib.blake3"
 local chacha20 = require "ccryptolib.chacha20"
 local util     = require "ccryptolib.internal.util"
@@ -8,8 +8,8 @@ local lassert = util.lassert
 -- Extract local context.
 local ctx = {
     "ccryptolib 2023-04-11T19:43Z random.lua initialization context",
-    os.epoch("utc"),
-    os.epoch("ingame"),
+    os.time() * 1000,
+    os.time("ingame") * 1000,
     math.random(0, 2 ^ 24 - 1),
     math.random(0, 2 ^ 24 - 1),
     tostring({}),

ccryptolib/sha256.lua

@@ -1,6 +1,6 @@
 --- The SHA256 cryptographic hash function.
 
-local expect  = require "cc.expect".expect
+local expect  = require "system.expect".expect
 local lassert = require "ccryptolib.internal.util".lassert
 local packing = require "ccryptolib.internal.packing"