mirror of
https://github.com/redstrate/Kawari.git
synced 2025-04-24 08:07:45 +00:00
Try sending a initialize encryption response packet
This commit is contained in:
parent
0ec0ed34ec
commit
3caf9d38c1
5 changed files with 321 additions and 11 deletions
1
.gitignore
vendored
1
.gitignore
vendored
|
|
@ -2,3 +2,4 @@
|
|||
.idea/
|
||||
config.json
|
||||
packet.bin
|
||||
outpacket.bin
|
||||
|
|
|
|||
198
Cargo.lock
generated
198
Cargo.lock
generated
|
|
@ -162,6 +162,16 @@ version = "1.0.97"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "099a5357d84c4c61eb35fc8eafa9a79a902c2f76911e5747ced4e032edd8d9b4"
|
||||
|
||||
[[package]]
|
||||
name = "cfg-expr"
|
||||
version = "0.17.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8d4ba6e40bd1184518716a6e1a781bf9160e286d219ccdb8ab2612e74cfe4789"
|
||||
dependencies = [
|
||||
"smallvec",
|
||||
"target-lexicon",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "cfg-if"
|
||||
version = "1.0.0"
|
||||
|
|
@ -177,6 +187,12 @@ dependencies = [
|
|||
"libc",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crunchy"
|
||||
version = "0.2.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "43da5946c66ffcc7745f48db692ffbb10a83bfe0afd96235c5c2a4fb23994929"
|
||||
|
||||
[[package]]
|
||||
name = "crypto-common"
|
||||
version = "0.1.6"
|
||||
|
|
@ -203,6 +219,12 @@ version = "1.15.0"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
|
||||
|
||||
[[package]]
|
||||
name = "equivalent"
|
||||
version = "1.0.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
|
||||
|
||||
[[package]]
|
||||
name = "fnv"
|
||||
version = "1.0.7"
|
||||
|
|
@ -278,6 +300,22 @@ version = "0.28.1"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
|
||||
|
||||
[[package]]
|
||||
name = "half"
|
||||
version = "2.4.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6dd08c532ae367adf81c312a4580bc67f1d0fe8bc9c460520283f4c0ff277888"
|
||||
dependencies = [
|
||||
"cfg-if",
|
||||
"crunchy",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "hashbrown"
|
||||
version = "0.15.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
|
||||
|
||||
[[package]]
|
||||
name = "headers"
|
||||
version = "0.3.9"
|
||||
|
|
@ -302,6 +340,12 @@ dependencies = [
|
|||
"http",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "heck"
|
||||
version = "0.5.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
|
||||
|
||||
[[package]]
|
||||
name = "hermit-abi"
|
||||
version = "0.3.9"
|
||||
|
|
@ -365,6 +409,16 @@ dependencies = [
|
|||
"want",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "indexmap"
|
||||
version = "2.7.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8c9c992b02b5b4c94ea26e32fe5bccb7aa7d9f390ab5c1221ff895bc7ea8b652"
|
||||
dependencies = [
|
||||
"equivalent",
|
||||
"hashbrown",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "itoa"
|
||||
version = "1.0.11"
|
||||
|
|
@ -377,7 +431,9 @@ version = "0.1.0"
|
|||
dependencies = [
|
||||
"axum",
|
||||
"binrw",
|
||||
"md5",
|
||||
"minijinja",
|
||||
"physis",
|
||||
"rand",
|
||||
"serde",
|
||||
"serde_json",
|
||||
|
|
@ -398,12 +454,30 @@ version = "0.2.154"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ae743338b92ff9146ce83992f766a31066a91a8c84a45e0e9f21e7cf6de6d346"
|
||||
|
||||
[[package]]
|
||||
name = "libz-sys"
|
||||
version = "1.1.16"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5e143b5e666b2695d28f6bca6497720813f699c9602dd7f5cac91008b8ada7f9"
|
||||
dependencies = [
|
||||
"cc",
|
||||
"libc",
|
||||
"pkg-config",
|
||||
"vcpkg",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "matchit"
|
||||
version = "0.7.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0e7465ac9959cc2b1404e8e2367b43684a6d13790fe23056cc8c6c5a6b7bcb94"
|
||||
|
||||
[[package]]
|
||||
name = "md5"
|
||||
version = "0.7.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"
|
||||
|
||||
[[package]]
|
||||
name = "memchr"
|
||||
version = "2.7.2"
|
||||
|
|
@ -476,12 +550,32 @@ version = "3.5.0"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "c1b04fb49957986fdce4d6ee7a65027d55d4b6d2265e5848bbb507b58ccfdb6f"
|
||||
|
||||
[[package]]
|
||||
name = "paste"
|
||||
version = "1.0.15"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
|
||||
|
||||
[[package]]
|
||||
name = "percent-encoding"
|
||||
version = "2.3.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e3148f5046208a5d56bcfc03053e3ca6334e51da8dfb19b6cdc8b306fae3283e"
|
||||
|
||||
[[package]]
|
||||
name = "physis"
|
||||
version = "0.4.0"
|
||||
source = "git+https://github.com/redstrate/Physis#af0d34c011f49f7c0cabaf174ca30d123c0a0859"
|
||||
dependencies = [
|
||||
"binrw",
|
||||
"bitflags",
|
||||
"half",
|
||||
"libz-sys",
|
||||
"system-deps",
|
||||
"texture2ddecoder",
|
||||
"tracing",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "pin-project"
|
||||
version = "1.1.5"
|
||||
|
|
@ -514,6 +608,12 @@ version = "0.1.0"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
|
||||
|
||||
[[package]]
|
||||
name = "pkg-config"
|
||||
version = "0.3.32"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
|
||||
|
||||
[[package]]
|
||||
name = "ppv-lite86"
|
||||
version = "0.2.17"
|
||||
|
|
@ -627,6 +727,15 @@ dependencies = [
|
|||
"serde",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "serde_spanned"
|
||||
version = "0.6.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "87607cb1398ed59d48732e575a4c28a7a8ebf2454b964fe3f224f2afc07909e1"
|
||||
dependencies = [
|
||||
"serde",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "serde_urlencoded"
|
||||
version = "0.7.1"
|
||||
|
|
@ -659,6 +768,12 @@ dependencies = [
|
|||
"lazy_static",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "smallvec"
|
||||
version = "1.14.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "7fcf8323ef1faaee30a44a340193b1ac6814fd9b7b4e88e9d4519a3e4abe1cfd"
|
||||
|
||||
[[package]]
|
||||
name = "socket2"
|
||||
version = "0.5.7"
|
||||
|
|
@ -697,6 +812,34 @@ version = "0.1.2"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2047c6ded9c721764247e62cd3b03c09ffc529b2ba5b10ec482ae507a4a70160"
|
||||
|
||||
[[package]]
|
||||
name = "system-deps"
|
||||
version = "7.0.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "66d23aaf9f331227789a99e8de4c91bf46703add012bdfd45fdecdfb2975a005"
|
||||
dependencies = [
|
||||
"cfg-expr",
|
||||
"heck",
|
||||
"pkg-config",
|
||||
"toml",
|
||||
"version-compare",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "target-lexicon"
|
||||
version = "0.12.16"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "61c41af27dd6d1e27b1b16b489db798443478cef1f06a660c96db617ba5de3b1"
|
||||
|
||||
[[package]]
|
||||
name = "texture2ddecoder"
|
||||
version = "0.1.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3d82f195862d86c369d24dfcaaad28334b374be46590375113ad74aeb4e1184c"
|
||||
dependencies = [
|
||||
"paste",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "thread_local"
|
||||
version = "1.1.8"
|
||||
|
|
@ -735,6 +878,40 @@ dependencies = [
|
|||
"syn 2.0.62",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "toml"
|
||||
version = "0.8.20"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "cd87a5cdd6ffab733b2f74bc4fd7ee5fff6634124999ac278c35fc78c6120148"
|
||||
dependencies = [
|
||||
"serde",
|
||||
"serde_spanned",
|
||||
"toml_datetime",
|
||||
"toml_edit",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "toml_datetime"
|
||||
version = "0.6.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
|
||||
dependencies = [
|
||||
"serde",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "toml_edit"
|
||||
version = "0.22.24"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "17b4795ff5edd201c7cd6dca065ae59972ce77d1b80fa0a84d94950ece7d1474"
|
||||
dependencies = [
|
||||
"indexmap",
|
||||
"serde",
|
||||
"serde_spanned",
|
||||
"toml_datetime",
|
||||
"winnow",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "tower"
|
||||
version = "0.4.13"
|
||||
|
|
@ -810,6 +987,18 @@ version = "1.0.12"
|
|||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
|
||||
|
||||
[[package]]
|
||||
name = "vcpkg"
|
||||
version = "0.2.15"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
|
||||
|
||||
[[package]]
|
||||
name = "version-compare"
|
||||
version = "0.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "852e951cb7832cb45cb1169900d19760cfa39b82bc0ea9c0e5a14ae88411c98b"
|
||||
|
||||
[[package]]
|
||||
name = "version_check"
|
||||
version = "0.9.4"
|
||||
|
|
@ -969,3 +1158,12 @@ name = "windows_x86_64_msvc"
|
|||
version = "0.52.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
|
||||
|
||||
[[package]]
|
||||
name = "winnow"
|
||||
version = "0.7.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0e7f4ea97f6f78012141bcdb6a216b2609f0979ada50b20ca5b52dde2eac2bb1"
|
||||
dependencies = [
|
||||
"memchr",
|
||||
]
|
||||
|
|
|
|||
|
|
@ -35,3 +35,5 @@ tracing-subscriber = { version = "0.3", features = ["fmt"], default-features = f
|
|||
rand = "0.8"
|
||||
minijinja = "2.0"
|
||||
binrw = { version = "0.14" }
|
||||
physis = { git = "https://github.com/redstrate/Physis" }
|
||||
md5 = "0.7.0"
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@ async fn main() {
|
|||
|
||||
loop {
|
||||
let (socket, _) = listener.accept().await.unwrap();
|
||||
let (mut read, _) = tokio::io::split(socket);
|
||||
let (mut read, mut write) = tokio::io::split(socket);
|
||||
|
||||
tokio::spawn(async move {
|
||||
let mut buf = [0; 2056];
|
||||
|
|
@ -20,7 +20,7 @@ async fn main() {
|
|||
let n = read.read(&mut buf).await.expect("Failed to read data!");
|
||||
|
||||
if n != 0 {
|
||||
parse_packet(&buf[..n]);
|
||||
parse_packet(&mut write, &buf[..n]).await;
|
||||
}
|
||||
}
|
||||
});
|
||||
|
|
|
|||
127
src/packet.rs
127
src/packet.rs
|
|
@ -1,6 +1,8 @@
|
|||
use std::{fs::write, io::Cursor};
|
||||
use std::{fs::write, io::Cursor, time::{SystemTime, UNIX_EPOCH}};
|
||||
|
||||
use binrw::{BinRead, binrw, helpers::until_eof};
|
||||
use binrw::{binrw, helpers::until_eof, BinRead, BinWrite};
|
||||
use physis::blowfish::Blowfish;
|
||||
use tokio::{io::{AsyncWriteExt, WriteHalf}, net::TcpStream};
|
||||
|
||||
pub(crate) fn read_bool_from<T: std::convert::From<u8> + std::cmp::PartialEq>(x: T) -> bool {
|
||||
x == T::from(1u8)
|
||||
|
|
@ -23,19 +25,24 @@ enum ConnectionType {
|
|||
}
|
||||
|
||||
#[binrw]
|
||||
#[derive(Debug)]
|
||||
#[derive(Debug, Clone)]
|
||||
enum SegmentType {
|
||||
#[brw(magic = 0x9u32)]
|
||||
InitializeEncryption {
|
||||
#[br(pad_before = 36)] // empty
|
||||
#[brw(pad_before = 36)] // empty
|
||||
#[br(count = 64)]
|
||||
#[br(map = read_string)]
|
||||
#[bw(ignore)]
|
||||
phrase: String,
|
||||
|
||||
#[br(pad_after = 512)] // empty
|
||||
key: u32,
|
||||
#[brw(pad_after = 512)] // empty
|
||||
key: [u8; 4],
|
||||
},
|
||||
#[brw(magic = 0x0Au32)]
|
||||
InitializationEncryptionResponse {
|
||||
#[br(count = 0x280)]
|
||||
data: Vec<u8>
|
||||
}
|
||||
}
|
||||
|
||||
#[binrw]
|
||||
|
|
@ -56,14 +63,25 @@ struct PacketHeader {
|
|||
}
|
||||
|
||||
#[binrw]
|
||||
#[derive(Debug)]
|
||||
#[derive(Debug, Clone)]
|
||||
struct PacketSegment {
|
||||
#[bw(calc = self.calc_size())]
|
||||
size: u32,
|
||||
source_actor: u32,
|
||||
target_actor: u32,
|
||||
segment_type: SegmentType,
|
||||
}
|
||||
|
||||
impl PacketSegment {
|
||||
fn calc_size(&self) -> u32 {
|
||||
let header = std::mem::size_of::<u32>() * 4;
|
||||
return header as u32 + match &self.segment_type {
|
||||
SegmentType::InitializeEncryption { .. } => 616,
|
||||
SegmentType::InitializationEncryptionResponse { .. } => 640,
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
#[binrw]
|
||||
#[derive(Debug)]
|
||||
struct Packet {
|
||||
|
|
@ -77,7 +95,52 @@ fn dump(msg: &str, data: &[u8]) {
|
|||
panic!("{msg} Dumped to packet.bin.");
|
||||
}
|
||||
|
||||
pub fn parse_packet(data: &[u8]) {
|
||||
async fn send_packet(socket: &mut WriteHalf<TcpStream>, segments: &[PacketSegment]) {
|
||||
let timestamp: u64 = SystemTime::now()
|
||||
.duration_since(UNIX_EPOCH)
|
||||
.expect("Failed to get UNIX timestamp!")
|
||||
.as_millis()
|
||||
.try_into()
|
||||
.unwrap();
|
||||
|
||||
let mut total_segment_size = 0;
|
||||
for segment in segments {
|
||||
total_segment_size += segment.calc_size();
|
||||
}
|
||||
|
||||
let header = PacketHeader {
|
||||
unk1: 0,
|
||||
unk2: 0,
|
||||
timestamp,
|
||||
size: std::mem::size_of::<PacketHeader>() as u32 + total_segment_size,
|
||||
connection_type: ConnectionType::Lobby,
|
||||
segment_count: segments.len() as u16,
|
||||
unk3: 0,
|
||||
compressed: false,
|
||||
unk4: 0,
|
||||
unk5: 0,
|
||||
};
|
||||
|
||||
let packet = Packet {
|
||||
header,
|
||||
segments: segments.to_vec(),
|
||||
};
|
||||
|
||||
let mut cursor = Cursor::new(Vec::new());
|
||||
packet.write_le(&mut cursor);
|
||||
|
||||
let buffer = cursor.into_inner();
|
||||
|
||||
tracing::info!("Wrote response packet to outpacket.bin");
|
||||
write("outpacket.bin", &buffer);
|
||||
|
||||
socket
|
||||
.write(&buffer)
|
||||
.await
|
||||
.expect("Failed to write packet!");
|
||||
}
|
||||
|
||||
pub async fn parse_packet(socket: &mut WriteHalf<TcpStream>, data: &[u8]) {
|
||||
let mut cursor = Cursor::new(data);
|
||||
|
||||
if let Ok(packet) = Packet::read_le(&mut cursor) {
|
||||
|
|
@ -90,8 +153,54 @@ pub fn parse_packet(data: &[u8]) {
|
|||
);
|
||||
}
|
||||
|
||||
dump("nothing", data);
|
||||
for segment in &packet.segments {
|
||||
match &segment.segment_type {
|
||||
SegmentType::InitializeEncryption { phrase, key } => {
|
||||
// Generate an encryption key for this client
|
||||
let client_key = generate_encryption_key(key, phrase);
|
||||
|
||||
let blowfish = Blowfish::new(&client_key);
|
||||
let mut data = blowfish.encrypt(&0xE0003C2Au32.to_le_bytes()).unwrap();
|
||||
data.resize(0x280, 0);
|
||||
|
||||
let response_packet = PacketSegment {
|
||||
source_actor: 0,
|
||||
target_actor: 0,
|
||||
segment_type: SegmentType::InitializationEncryptionResponse {
|
||||
data
|
||||
},
|
||||
};
|
||||
send_packet(socket, &[response_packet]).await;
|
||||
},
|
||||
SegmentType::InitializationEncryptionResponse { .. } => panic!("The server is recieving a response packet!"),
|
||||
}
|
||||
}
|
||||
|
||||
//dump("nothing", data);
|
||||
} else {
|
||||
dump("Failed to parse packet!", data);
|
||||
}
|
||||
}
|
||||
|
||||
const GAME_VERSION: u16 = 7000;
|
||||
|
||||
pub fn generate_encryption_key(key: &[u8], phrase: &str) -> [u8; 16] {
|
||||
let mut base_key = vec![0x78, 0x56, 0x34, 0x12];
|
||||
base_key.extend_from_slice(&key);
|
||||
base_key.extend_from_slice(&GAME_VERSION.to_le_bytes());
|
||||
base_key.extend_from_slice(&[0; 2]); // padding (possibly for game version?)
|
||||
base_key.extend_from_slice(&phrase.as_bytes());
|
||||
|
||||
md5::compute(&base_key).0
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
|
||||
#[test]
|
||||
fn test_encryption_key() {
|
||||
let key = generate_encryption_key([0x00, 0x00, 0x00, 0x00], "foobar");
|
||||
assert_eq!(key, [169, 78, 235, 31, 57, 151, 26, 74, 250, 196, 1, 120, 206, 173, 202, 48]);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue