From effcf25cc989c709da09b71902143fda8e3f86fe Mon Sep 17 00:00:00 2001
From: Ethan <ethteck@gmail.com>
Date: Sat, 17 Aug 2024 21:03:29 +0900
Subject: [PATCH] vpk0 initial support

---
 CHANGELOG.md    |   4 +
 Cargo.lock      | 299 +++++++++++++++++++++++++-----------------------
 cli/Cargo.toml  |   2 +-
 cli/src/main.rs |   3 +
 lib/Cargo.toml  |   5 +-
 lib/src/lib.rs  |   5 +-
 lib/src/vpk0.rs |  15 +++
 7 files changed, 187 insertions(+), 146 deletions(-)
 create mode 100644 lib/src/vpk0.rs

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3e203d5..379b20a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Add support to the vpk0 format, courtesy of (tehzz)[https://github.com/tehzz/vpk0].
+
 ## [0.5.1] - 2024-07-25
 
 ### Fixed
diff --git a/Cargo.lock b/Cargo.lock
index 5c99315..361d874 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -27,9 +27,9 @@ dependencies = [
 
 [[package]]
 name = "anstyle"
-version = "1.0.4"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7079075b41f533b8c61d2a4d073c4676e1f8b249ff94a393b0595db304e0dd87"
+checksum = "1bec1de6f59aedf83baf9ff929c98f2ad654b97c9510f4e70cf6f661d49fd5b1"
 
 [[package]]
 name = "anstyle-parse"
@@ -66,10 +66,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
-name = "bitflags"
-version = "1.3.2"
+name = "bitstream-io"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+checksum = "614aa3f2bac03707e62a84d18a48dd3d9ea6171313fd5e6a53b5054d8ae74601"
 
 [[package]]
 name = "cfg-if"
@@ -79,9 +79,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.4.18"
+version = "4.5.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e578d6ec4194633722ccf9544794b71b1385c3c027efe0c55db226fc880865c"
+checksum = "ed6719fffa43d0d87e5fd8caeab59be1554fb028cd30edc88fc4369b17971019"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -89,9 +89,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.4.18"
+version = "4.5.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4df4df40ec50c46000231c914968278b1eb05098cf8f1b3a518a95030e71d1c7"
+checksum = "216aec2b177652e3846684cbfe25c9964d18ec45234f0f5da5157b207ed1aab6"
 dependencies = [
  "anstream",
  "anstyle",
@@ -101,9 +101,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.4.7"
+version = "4.5.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf9804afaaf59a91e75b022a30fb7229a7901f60c755489cc61c9b423b836442"
+checksum = "501d359d5f3dcaf6ecdeee48833ae73ec6e42723a1e52419c79abf9507eec0a0"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -113,9 +113,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.6.0"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "702fc72eb24e5a1e48ce58027a675bc24edd52096d5397d4aea7c6dd9eca0bd1"
+checksum = "1462739cb27611015575c0c11df5df7601141071f07518d56fcc1be504cbec97"
 
 [[package]]
 name = "colorchoice"
@@ -140,6 +140,7 @@ dependencies = [
  "pyo3",
  "rstest",
  "thiserror",
+ "vpk0",
 ]
 
 [[package]]
@@ -150,6 +151,12 @@ dependencies = [
  "crunch64",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "futures"
 version = "0.3.30"
@@ -251,11 +258,27 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+
 [[package]]
 name = "heck"
-version = "0.4.1"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
+
+[[package]]
+name = "indexmap"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
+checksum = "93ead53efc7ea8ed3cfb0c79fc8023fbb782a5432b52830b6518941cebe6505c"
+dependencies = [
+ "equivalent",
+ "hashbrown",
+]
 
 [[package]]
 name = "indoc"
@@ -270,13 +293,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13e3bf6590cbc649f4d1a3eefc9d5d6eb746f5200ffb04e5e142700b8faa56e7"
 
 [[package]]
-name = "lock_api"
-version = "0.4.11"
+name = "mach"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c168f8615b12bc01f9c17e2eb0cc07dcae1940121185446edc3744920e8ef45"
+checksum = "b823e83b2affd8f40a9ee8c29dbc56404c1e34cd2710921f2801e2cf29527afa"
 dependencies = [
- "autocfg",
- "scopeguard",
+ "libc",
 ]
 
 [[package]]
@@ -300,29 +322,6 @@ version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
-[[package]]
-name = "parking_lot"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
-dependencies = [
- "lock_api",
- "parking_lot_core",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.9.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c42a9226546d68acdd9c0a280d17ce19bfe27a46bf68784e4066115788d008e"
-dependencies = [
- "cfg-if",
- "libc",
- "redox_syscall",
- "smallvec",
- "windows-targets 0.48.5",
-]
-
 [[package]]
 name = "pin-project-lite"
 version = "0.2.13"
@@ -335,26 +334,42 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
+[[package]]
+name = "portable-atomic"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da544ee218f0d287a911e9c99a39a8c9bc8fcad3cb8db5959940044ecfc67265"
+
+[[package]]
+name = "proc-macro-crate"
+version = "3.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d37c51ca738a55da99dc0c4a34860fd675453b8b36209178c2249bb13651284"
+dependencies = [
+ "toml_edit",
+]
+
 [[package]]
 name = "proc-macro2"
-version = "1.0.76"
+version = "1.0.86"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95fc56cda0b5c3325f5fbbd7ff9fda9e02bb00bb3dac51252d2f1bfa1cb8cc8c"
+checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "pyo3"
-version = "0.20.2"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a89dc7a5850d0e983be1ec2a463a171d20990487c3cfcd68b5363f1ee3d6fe0"
+checksum = "831e8e819a138c36e212f3af3fd9eeffed6bf1510a805af35b0edee5ffa59433"
 dependencies = [
  "cfg-if",
  "indoc",
  "libc",
  "memoffset",
- "parking_lot",
+ "once_cell",
+ "portable-atomic",
  "pyo3-build-config",
  "pyo3-ffi",
  "pyo3-macros",
@@ -363,9 +378,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-build-config"
-version = "0.20.2"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07426f0d8fe5a601f26293f300afd1a7b1ed5e78b2a705870c5f30893c5163be"
+checksum = "1e8730e591b14492a8945cdff32f089250b05f5accecf74aeddf9e8272ce1fa8"
 dependencies = [
  "once_cell",
  "target-lexicon",
@@ -373,9 +388,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-ffi"
-version = "0.20.2"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbb7dec17e17766b46bca4f1a4215a85006b4c2ecde122076c562dd058da6cf1"
+checksum = "5e97e919d2df92eb88ca80a037969f44e5e70356559654962cbb3316d00300c6"
 dependencies = [
  "libc",
  "pyo3-build-config",
@@ -383,9 +398,9 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros"
-version = "0.20.2"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05f738b4e40d50b5711957f142878cfa0f28e054aa0ebdfc3fd137a843f74ed3"
+checksum = "eb57983022ad41f9e683a599f2fd13c3664d7063a3ac5714cae4b7bee7d3f206"
 dependencies = [
  "proc-macro2",
  "pyo3-macros-backend",
@@ -395,12 +410,13 @@ dependencies = [
 
 [[package]]
 name = "pyo3-macros-backend"
-version = "0.20.2"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fc910d4851847827daf9d6cdd4a823fbdaab5b8818325c5e97a86da79e8881f"
+checksum = "ec480c0c51ddec81019531705acac51bcdbeae563557c982aa8263bb96880372"
 dependencies = [
  "heck",
  "proc-macro2",
+ "pyo3-build-config",
  "quote",
  "syn",
 ]
@@ -414,15 +430,6 @@ dependencies = [
  "proc-macro2",
 ]
 
-[[package]]
-name = "redox_syscall"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4722d768eff46b75989dd134e5c353f0d6296e5aaa3132e776cbdb56be7731aa"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "regex"
 version = "1.10.2"
@@ -460,9 +467,9 @@ checksum = "e898588f33fdd5b9420719948f9f2a32c922a246964576f71ba7f24f80610fbc"
 
 [[package]]
 name = "rstest"
-version = "0.18.2"
+version = "0.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97eeab2f3c0a199bc4be135c36c924b6590b88c377d416494288c14f2db30199"
+checksum = "7b423f0e62bdd61734b67cd21ff50871dfaeb9cc74f869dcd6af974fbcb19936"
 dependencies = [
  "futures",
  "futures-timer",
@@ -472,12 +479,13 @@ dependencies = [
 
 [[package]]
 name = "rstest_macros"
-version = "0.18.2"
+version = "0.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d428f8247852f894ee1be110b375111b586d4fa431f6c46e64ba5a0dcccbe605"
+checksum = "c5e1711e7d14f74b12a58411c542185ef7fb7f2e7f8ee6e2940a883628522b42"
 dependencies = [
  "cfg-if",
  "glob",
+ "proc-macro-crate",
  "proc-macro2",
  "quote",
  "regex",
@@ -496,12 +504,6 @@ dependencies = [
  "semver",
 ]
 
-[[package]]
-name = "scopeguard"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
-
 [[package]]
 name = "semver"
 version = "1.0.21"
@@ -517,6 +519,17 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "slice-deque"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31ef6ee280cdefba6d2d0b4b78a84a1c1a3f3a4cec98c2d4231c8bc225de0f25"
+dependencies = [
+ "libc",
+ "mach",
+ "winapi",
+]
+
 [[package]]
 name = "smallvec"
 version = "1.13.1"
@@ -525,15 +538,15 @@ checksum = "e6ecd384b10a64542d77071bd64bd7b231f4ed5940fba55e98c3de13824cf3d7"
 
 [[package]]
 name = "strsim"
-version = "0.10.0"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
 [[package]]
 name = "syn"
-version = "2.0.48"
+version = "2.0.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f3531638e407dfc0814761abb7c00a5b54992b849452a0646b7f65c9f770f3f"
+checksum = "1fceb41e3d546d0bd83421d3409b1460cc7444cd389341a4c880fe7a042cb3d7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -542,9 +555,9 @@ dependencies = [
 
 [[package]]
 name = "target-lexicon"
-version = "0.12.13"
+version = "0.12.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69758bda2e78f098e4ccb393021a0963bb3442eac05f135c30f61b7370bbafae"
+checksum = "61c41af27dd6d1e27b1b16b489db798443478cef1f06a660c96db617ba5de3b1"
 
 [[package]]
 name = "thiserror"
@@ -566,6 +579,23 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "toml_datetime"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
+
+[[package]]
+name = "toml_edit"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
+dependencies = [
+ "indexmap",
+ "toml_datetime",
+ "winnow",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"
@@ -585,49 +615,61 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
 
 [[package]]
-name = "windows-sys"
-version = "0.52.0"
+name = "vpk0"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+checksum = "13013efd5acdb38fba304715f0a278d9347aa68f90c94e7545b53dbb14bdcd3a"
 dependencies = [
- "windows-targets 0.52.0",
+ "bitstream-io",
+ "slice-deque",
+ "smallvec",
 ]
 
 [[package]]
-name = "windows-targets"
-version = "0.48.5"
+name = "winapi"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
 dependencies = [
- "windows_aarch64_gnullvm 0.48.5",
- "windows_aarch64_msvc 0.48.5",
- "windows_i686_gnu 0.48.5",
- "windows_i686_msvc 0.48.5",
- "windows_x86_64_gnu 0.48.5",
- "windows_x86_64_gnullvm 0.48.5",
- "windows_x86_64_msvc 0.48.5",
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
 ]
 
 [[package]]
-name = "windows-targets"
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "windows-sys"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a18201040b24831fbb9e4eb208f8892e1f50a37feb53cc7ff887feb8f50e7cd"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
 dependencies = [
- "windows_aarch64_gnullvm 0.52.0",
- "windows_aarch64_msvc 0.52.0",
- "windows_i686_gnu 0.52.0",
- "windows_i686_msvc 0.52.0",
- "windows_x86_64_gnu 0.52.0",
- "windows_x86_64_gnullvm 0.52.0",
- "windows_x86_64_msvc 0.52.0",
+ "windows-targets",
 ]
 
 [[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.48.5"
+name = "windows-targets"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
+checksum = "8a18201040b24831fbb9e4eb208f8892e1f50a37feb53cc7ff887feb8f50e7cd"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
 
 [[package]]
 name = "windows_aarch64_gnullvm"
@@ -635,60 +677,30 @@ version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb7764e35d4db8a7921e09562a0304bf2f93e0a51bfccee0bd0bb0b666b015ea"
 
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
-
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bbaa0368d4f1d2aaefc55b6fcfee13f41544ddf36801e793edbbfd7d7df075ef"
 
-[[package]]
-name = "windows_i686_gnu"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a28637cb1fa3560a16915793afb20081aba2c92ee8af57b4d5f28e4b3e7df313"
 
-[[package]]
-name = "windows_i686_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
-
 [[package]]
 name = "windows_i686_msvc"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ffe5e8e31046ce6230cc7215707b816e339ff4d4d67c65dffa206fd0f7aa7b9a"
 
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d6fa32db2bc4a2f5abeacf2b69f7992cd09dca97498da74a151a3132c26befd"
 
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
-
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.52.0"
@@ -697,12 +709,15 @@ checksum = "1a657e1e9d3f514745a572a6846d3c7aa7dbe1658c056ed9c3344c4109a6949e"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.48.5"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
 
 [[package]]
-name = "windows_x86_64_msvc"
-version = "0.52.0"
+name = "winnow"
+version = "0.5.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
+checksum = "f593a95398737aeed53e489c785df13f3618e41dbcd6718c6addbf1395aa6876"
+dependencies = [
+ "memchr",
+]
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index a954dc2..dd99d49 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -12,4 +12,4 @@ path = "src/main.rs"
 
 [dependencies]
 crunch64 = { version = "0.5.1", path = "../lib" }
-clap = { version = "4.4.11", features = ["derive"] }
+clap = { version = "4.5.16", features = ["derive"] }
diff --git a/cli/src/main.rs b/cli/src/main.rs
index 68dafcd..27c1c0e 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -19,6 +19,7 @@ enum CompressionType {
     Yaz0,
     Mio0,
     Gzip,
+    Vpk0,
 }
 
 #[derive(Parser, Debug)]
@@ -46,6 +47,7 @@ fn compress(args: &Args, bytes: &[u8]) -> Result<Box<[u8]>, Crunch64Error> {
         CompressionType::Yaz0 => crunch64::yaz0::compress(bytes),
         CompressionType::Mio0 => crunch64::mio0::compress(bytes),
         CompressionType::Gzip => crunch64::gzip::compress(bytes, args.level, args.small_mem),
+        CompressionType::Vpk0 => crunch64::vpk0::compress(bytes),
         // _ => Err(Crunch64Error::UnsupportedCompressionType),
     }
 }
@@ -55,6 +57,7 @@ fn decompress(args: &Args, bytes: &[u8]) -> Result<Box<[u8]>, Crunch64Error> {
         CompressionType::Yay0 => crunch64::yay0::decompress(bytes),
         CompressionType::Yaz0 => crunch64::yaz0::decompress(bytes),
         CompressionType::Mio0 => crunch64::mio0::decompress(bytes),
+        CompressionType::Vpk0 => crunch64::vpk0::decompress(bytes),
         _ => Err(Crunch64Error::UnsupportedCompressionType),
     }
 }
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index 320c5bd..4fb2695 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -14,11 +14,12 @@ crate-type = ["lib", "staticlib", "cdylib"]
 
 [dependencies]
 crc32fast = "1.4.2"
-pyo3 = { version="0.20.0", features = ["extension-module"], optional = true }
+pyo3 = { version="0.22.2", features = ["extension-module"], optional = true }
 thiserror = "1.0"
+vpk0 = "0.8.2"
 
 [dev-dependencies]
-rstest = "0.18.2"
+rstest = "0.22.0"
 
 [features]
 c_bindings = []
diff --git a/lib/src/lib.rs b/lib/src/lib.rs
index 715a1d8..5aa9123 100644
--- a/lib/src/lib.rs
+++ b/lib/src/lib.rs
@@ -1,5 +1,6 @@
 pub mod gzip;
 pub mod mio0;
+pub mod vpk0;
 pub mod yay0;
 pub mod yaz0;
 
@@ -14,7 +15,7 @@ use pyo3::prelude::*;
 
 /* This needs to be in sync with the C equivalent at `crunch64/error.h` */
 #[cfg_attr(feature = "c_bindings", repr(u32))]
-#[derive(Copy, Clone, Debug, Error, PartialEq, Eq, Hash)]
+#[derive(Clone, Debug, Error, PartialEq, Eq, Hash)]
 pub enum Crunch64Error {
     #[error("Not an error")]
     Okay,
@@ -36,6 +37,8 @@ pub enum Crunch64Error {
     NullPointer,
     #[error("Invalid compression level")]
     InvalidCompressionLevel,
+    #[error("Failed to handle vpk0 data: {0}")]
+    Vpk0(String),
 }
 
 #[cfg(feature = "python_bindings")]
diff --git a/lib/src/vpk0.rs b/lib/src/vpk0.rs
new file mode 100644
index 0000000..e051768
--- /dev/null
+++ b/lib/src/vpk0.rs
@@ -0,0 +1,15 @@
+use crate::Crunch64Error;
+
+pub fn compress(bytes: &[u8]) -> Result<Box<[u8]>, Crunch64Error> {
+    match vpk0::encode_bytes(bytes) {
+        Ok(bytes) => Ok(bytes.into_boxed_slice()),
+        Err(e) => Err(Crunch64Error::Vpk0(e.to_string())),
+    }
+}
+
+pub fn decompress(bytes: &[u8]) -> Result<Box<[u8]>, Crunch64Error> {
+    match vpk0::decode_bytes(bytes) {
+        Ok(bytes) => Ok(bytes.into_boxed_slice()),
+        Err(e) => Err(Crunch64Error::Vpk0(e.to_string())),
+    }
+}