PassFish: Initial Commit

Well, that's a lie. But nobody needs to see all the iterations I decided
to sweep under the rug.
That said, I think the repo is, while not clean, clean enough now, to
not be embarrassed by uploading it to github.

2 files changed, 162 insertions, 0 deletions

diff --git a/rust/src/implementation/passwordmaker/helperthread/hashers/mod.rs b/rust/src/implementation/passwordmaker/helperthread/hashers/mod.rs
new file mode 100644
index 0000000..85fbc39
--- /dev/null
+++ b/rust/src/implementation/passwordmaker/helperthread/hashers/mod.rs
@@ -0,0 +1,31 @@
+mod qt_hash;
+use passwordmaker_rs::{Hasher, HasherList};
+use ripemd::Digest;
+
+
+pub(super) use qt_hash::{QtMd4, QtMd5, QtSha1, QtSha256};
+pub(super) struct Ripemd160;
+
+impl Hasher for Ripemd160{
+    type Output = [u8;20];
+
+    fn hash(input : &[u8]) -> Self::Output {
+        let hash = ripemd::Ripemd160::digest(input);
+        hash.into()
+    }
+}
+
+pub(super) struct PassFishHashers;
+impl HasherList for PassFishHashers {
+    type MD4 = QtMd4;
+    type MD5 = QtMd5;
+    type SHA1 = QtSha1;
+    type SHA256 = QtSha256;
+    type RIPEMD160 = Ripemd160;
+}
+
+impl passwordmaker_rs::Md4 for QtMd4 {}
+impl passwordmaker_rs::Md5 for QtMd5 {}
+impl passwordmaker_rs::Sha1 for QtSha1 {}
+impl passwordmaker_rs::Sha256 for QtSha256 {}
+impl passwordmaker_rs::Ripemd160  for Ripemd160 {}
diff --git a/rust/src/implementation/passwordmaker/helperthread/hashers/qt_hash.rs b/rust/src/implementation/passwordmaker/helperthread/hashers/qt_hash.rs
new file mode 100644
index 0000000..64d4e80
--- /dev/null
+++ b/rust/src/implementation/passwordmaker/helperthread/hashers/qt_hash.rs
@@ -0,0 +1,131 @@
+use std::borrow::{BorrowMut, Borrow};
+use passwordmaker_rs::Hasher;
+use libc::size_t;
+
+pub(crate) struct Md4;
+pub(crate) struct Md5;
+pub(crate) struct Sha1;
+pub(crate) struct Sha256;
+
+pub(crate) struct QHasher<T>(T);
+
+pub(crate) type QtMd4 = QHasher<Md4>;
+pub(crate) type QtMd5 = QHasher<Md5>;
+pub(crate) type QtSha1 = QHasher<Sha1>;
+pub(crate) type QtSha256 = QHasher<Sha256>;
+
+impl<T> Hasher for QHasher<T> where T:QtHasher {
+    type Output = T::Output;
+    
+    fn hash(input : &[u8]) -> Self::Output {
+        let mut result = T::Output::default();
+        let required_bytes = result.borrow().len();
+        let computed_bytes = unsafe{ 
+            pwm_qhash(
+                T::QT_ALGO_NUMBER, 
+                input.as_ptr(), 
+                input.len() as size_t, 
+                result.borrow_mut().as_mut_ptr(), 
+                required_bytes)
+        };
+        assert_eq!(computed_bytes, required_bytes); //no point to forward this to caller. It's a code bug, plain and simple.
+        result
+    }
+}
+
+pub(crate) trait QtHasher{
+    type Output : Default + BorrowMut<[u8]>;
+    const QT_ALGO_NUMBER : size_t;
+}
+
+impl QtHasher for Md4 {
+    type Output = [u8;16];
+    const QT_ALGO_NUMBER : size_t = 0;
+}
+
+impl QtHasher for Md5 {
+    type Output = [u8;16];
+    const QT_ALGO_NUMBER : size_t = 1;
+}
+
+impl QtHasher for Sha1 {
+    type Output = [u8;20];
+    const QT_ALGO_NUMBER : size_t = 2;
+}
+
+impl QtHasher for Sha256 {
+    type Output = [u8;32];
+    const QT_ALGO_NUMBER : size_t = 4;
+}
+
+#[cfg(test)]
+use rust_testhelper::pwm_qhash;
+#[cfg(not(test))]
+extern "C"{
+    fn pwm_qhash(algorithm : size_t, input : *const u8, input_length : size_t, output : *mut u8, output_capacity : size_t) -> size_t;
+} 
+
+/// Those tests are testing the integration of Qt's QCryptographicHash function. They are functional tests, NOT unit tests.
+#[cfg(test)]
+mod qt_hash_tests{
+    use super::*;
+    fn get_simple_string_as_bytes() -> &'static [u8] {
+        "I am a simple string and I like simple things. I like dancing in the rain, I like eating hamburgers, and I like you.".as_bytes()
+    }
+    fn get_complex_string_as_bytes() -> &'static [u8] {
+        "I am a complex string and do complex stuff. I like 🕺 in the 🌧️. I like eating 🍔, and I ❤️ you.".as_bytes()
+    }
+    #[test]
+    fn md4_simple_string_test(){
+        let hash = QtMd4::hash(get_simple_string_as_bytes());
+        let expected = vec![0x14, 0x1f, 0x1f, 0x1d, 0xef, 0x4a, 0x0d, 0x15, 0x1d, 0xb5, 0x5f, 0x7c, 0xb8, 0x96, 0xca, 0x99];
+        assert_eq!(hash.borrow(), expected);
+    }
+    #[test]
+    fn md4_complex_string_test(){
+        let hash = QtMd4::hash(get_complex_string_as_bytes());
+        let expected = vec![0xc1, 0xfb, 0xe3, 0x4d, 0x72, 0x75, 0xb3, 0xa5, 0x3a, 0xc3, 0x45, 0xcf, 0x90, 0x34, 0x81, 0xf7];
+        assert_eq!(hash.borrow(), expected);
+    }
+
+    #[test]
+    fn md5_simple_string_test(){
+        let hash = QtMd5::hash(get_simple_string_as_bytes());
+        let expected = vec![0x4b, 0x2e, 0x18, 0x22, 0x45, 0x43, 0xf3, 0x96, 0xee, 0x79, 0x53, 0x18, 0x90, 0x1b, 0xb9, 0x7f];
+        assert_eq!(hash.borrow(), expected);
+    }
+    #[test]
+    fn md5_complex_string_test(){
+        let hash = QtMd5::hash(get_complex_string_as_bytes());
+        let expected = vec![0x70, 0x31, 0x35, 0xd9, 0x38, 0x55, 0x1d, 0x2a, 0xae, 0xfa, 0xd9, 0x38, 0x07, 0x91, 0x11, 0xfe ];
+        assert_eq!(hash.borrow(), expected);
+    }
+
+    #[test]
+    fn sha1_simple_string_test(){
+        let hash = QtSha1::hash(get_simple_string_as_bytes());
+        let expected = vec![0xa1, 0x0a, 0x15, 0x18, 0x99, 0x29, 0x9d, 0xc7, 0xa6, 0x48, 0x36, 0x11, 0x44, 0xb3, 0x94, 0x09, 0x87, 0x3a, 0x39, 0xf3];
+        assert_eq!(hash.borrow(), expected);
+    }
+    #[test]
+    fn sha1_complex_string_test(){
+        let hash = QtSha1::hash(get_complex_string_as_bytes());
+        let expected = vec![0x30, 0x79, 0xcd, 0xbc, 0x66, 0x09, 0xad, 0x24, 0x99, 0x44, 0xe5, 0x52, 0x25, 0xdf, 0xb4, 0x68, 0xfd, 0x5f, 0xb9, 0x8f ];
+        assert_eq!(hash.borrow(), expected);
+    }
+
+    #[test]
+    fn sha256_simple_string_test(){
+        let hash = QtSha256::hash(get_simple_string_as_bytes());
+        let expected = vec![0xd4, 0xaf, 0x13, 0x6a, 0x87, 0x62, 0x12, 0xf1, 0x93, 0x7d, 0xd1, 0x71, 0xab, 0xa1, 0xfa, 0x3e, 0x3b, 0x8e, 0xc5, 0x68,
+            0xed, 0x42, 0x46, 0x9d, 0xf0, 0x9b, 0xd0, 0xd8, 0xd8, 0x39, 0x09, 0x93];
+        assert_eq!(hash.borrow(), expected);
+    }
+    #[test]
+    fn sha256_complex_string_test(){
+        let hash = QtSha256::hash(get_complex_string_as_bytes());
+        let expected = vec![0x01, 0x3d, 0x93, 0x17, 0x45, 0x18, 0x29, 0x41, 0x6a, 0x09, 0xb5, 0x65, 0x1b, 0x81, 0x32, 0x88, 0xce, 0x83, 0xad, 0x92,
+            0x04, 0x0f, 0x24, 0x13, 0x57, 0x8d, 0xd1, 0xa5, 0xe8, 0x3a, 0x73, 0xaa    ];
+        assert_eq!(hash.borrow(), expected);
+    }
+}
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