From d0bdbaa1ed76dfbf3211bb43eee48c49cc4fd448 Mon Sep 17 00:00:00 2001 From: Valentin Popov Date: Mon, 22 Jun 2026 13:12:27 +0400 Subject: feat: implement FParkan architecture foundation Add the modular fparkan workspace, domain crates, adapters, apps, xtask policy/CI, acceptance evidence, and licensed corpus gates for the macOS-focused roadmap foundation. --- crates/rsli/src/compress/xor.rs | 29 ----------------------------- 1 file changed, 29 deletions(-) delete mode 100644 crates/rsli/src/compress/xor.rs (limited to 'crates/rsli/src/compress/xor.rs') diff --git a/crates/rsli/src/compress/xor.rs b/crates/rsli/src/compress/xor.rs deleted file mode 100644 index c4c3d7d..0000000 --- a/crates/rsli/src/compress/xor.rs +++ /dev/null @@ -1,29 +0,0 @@ -/// XOR cipher state for RsLi format -pub struct XorState { - lo: u8, - hi: u8, -} - -impl XorState { - /// Create new XOR state from 16-bit key - pub fn new(key16: u16) -> Self { - Self { - lo: (key16 & 0xFF) as u8, - hi: ((key16 >> 8) & 0xFF) as u8, - } - } - - /// Decrypt a single byte and update state - pub fn decrypt_byte(&mut self, encrypted: u8) -> u8 { - self.lo = self.hi ^ self.lo.wrapping_shl(1); - let decrypted = encrypted ^ self.lo; - self.hi = self.lo ^ (self.hi >> 1); - decrypted - } -} - -/// Decrypt entire buffer with XOR stream cipher -pub fn xor_stream(data: &[u8], key16: u16) -> Vec { - let mut state = XorState::new(key16); - data.iter().map(|&b| state.decrypt_byte(b)).collect() -} -- cgit v1.2.3