[TSM.ID].[11031972] PXE : 10 Template/Kosong -> REAL Implementation (3Z Complete)
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TSM.ID
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//! [TSM.ID].[11031972] -- Platform X Ecosystem
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//! xcu-qcg-wasm -- Quantum Compute Graph WASM Runtime
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#![deny(warnings)]
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//! [TSM.ID].[11031972] -- Platform X Ecosystem
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//! xcu-qcg-wasm -- Quantum Code Gen WASM Runtime
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//! JIT-compile & execute WASM bytecode with sandboxed memory
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use serde::{Serialize, Deserialize};
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use std::collections::HashMap;
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use std::sync::{Arc, Mutex};
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#[derive(Debug)]
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pub enum WasmError {
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CompileFailed(String),
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RuntimeError(String),
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MemoryError(String),
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LinkError(String),
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}
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pub enum WasmError { CompileFailed(String), RuntimeError(String), MemoryError(String), LinkError(String) }
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impl std::fmt::Display for WasmError {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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match self {
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Self::CompileFailed(e) => write!(f, "Compile: {e}"),
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Self::RuntimeError(e) => write!(f, "Runtime: {e}"),
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Self::MemoryError(e) => write!(f, "Memory: {e}"),
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Self::LinkError(e) => write!(f, "Link: {e}"),
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}
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match self { Self::CompileFailed(e) => write!(f, "Compile: {e}"), Self::RuntimeError(e) => write!(f, "Runtime: {e}"), Self::MemoryError(e) => write!(f, "Memory: {e}"), Self::LinkError(e) => write!(f, "Link: {e}") }
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}
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}
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impl std::error::Error for WasmError {}
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pub type Result<T> = std::result::Result<T, WasmError>;
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#[derive(Debug, Clone, Serialize, Deserialize)]
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#[derive(Debug, Clone)]
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pub enum WasmValue { I32(i32), I64(i64), F32(f32), F64(f64) }
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#[derive(Debug, Clone)]
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pub struct WasmModule {
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pub name: String,
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pub bytecode: Vec<u8>,
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pub imports: Vec<String>,
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pub exports: Vec<String>,
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pub exports: Vec<WasmExport>,
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pub memory_pages: u32,
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pub bytecode_size: usize,
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}
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pub struct WasmRuntime {
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modules: Arc<Mutex<HashMap<String, WasmModule>>>,
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memory_limit: usize,
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#[derive(Debug, Clone)]
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pub struct WasmExport { pub name: String, pub kind: ExportKind, pub params: Vec<String>, pub returns: Vec<String> }
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#[derive(Debug, Clone)]
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pub enum ExportKind { Function, Memory, Table, Global }
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/// Sandboxed WASM memory (page-based, 64KB per page)
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pub struct WasmMemory {
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pages: Vec<Vec<u8>>,
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max_pages: u32,
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}
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impl WasmRuntime {
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pub fn new(memory_limit: usize) -> Self {
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Self { modules: Arc::new(Mutex::new(HashMap::new())), memory_limit }
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impl WasmMemory {
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pub fn new(initial_pages: u32, max_pages: u32) -> Result<Self, WasmError> {
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if initial_pages > max_pages { return Err(WasmError::MemoryError(format!("{initial_pages} > {max_pages}"))); }
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let mut pages = Vec::with_capacity(initial_pages as usize);
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for _ in 0..initial_pages { pages.push(vec![0u8; 65536]); }
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Ok(Self { pages, max_pages })
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}
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pub fn load_module(&self, module: WasmModule) -> Result<()> {
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if (module.memory_pages as usize) * 65536 > self.memory_limit {
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return Err(WasmError::MemoryError("exceeds limit".into()));
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pub fn grow(&mut self, delta: u32) -> Result<u32, WasmError> {
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let old = self.pages.len() as u32;
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if old + delta > self.max_pages { return Err(WasmError::MemoryError(format!("Cannot grow beyond {}", self.max_pages))); }
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for _ in 0..delta { self.pages.push(vec![0u8; 65536]); }
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Ok(old)
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}
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pub fn read(&self, offset: usize, len: usize) -> Result<Vec<u8>, WasmError> {
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let total = self.pages.len() * 65536;
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if offset + len > total { return Err(WasmError::MemoryError(format!("OOB: {offset}+{len} > {total}"))); }
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let mut result = Vec::with_capacity(len);
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for i in offset..offset + len {
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let page = i / 65536;
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let off = i % 65536;
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result.push(self.pages[page][off]);
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}
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Ok(result)
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}
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pub fn write(&mut self, offset: usize, data: &[u8]) -> Result<(), WasmError> {
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let total = self.pages.len() * 65536;
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if offset + data.len() > total { return Err(WasmError::MemoryError(format!("OOB write"))); }
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for (i, &byte) in data.iter().enumerate() {
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let addr = offset + i;
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let page = addr / 65536;
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let off = addr % 65536;
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self.pages[page][off] = byte;
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}
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let mut mods = self.modules.lock().map_err(|e| WasmError::RuntimeError(e.to_string()))?;
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mods.insert(module.name.clone(), module);
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Ok(())
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}
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pub fn module_count(&self) -> usize { self.modules.lock().map(|m| m.len()).unwrap_or(0) }
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pub fn size_bytes(&self) -> usize { self.pages.len() * 65536 }
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pub fn page_count(&self) -> u32 { self.pages.len() as u32 }
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}
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/// WASM Instance runtime
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pub struct WasmInstance {
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module: WasmModule,
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memory: WasmMemory,
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globals: HashMap<String, WasmValue>,
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call_count: u64,
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}
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impl WasmInstance {
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pub fn new(module: WasmModule, max_memory_pages: u32) -> Result<Self, WasmError> {
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let memory = WasmMemory::new(module.memory_pages, max_memory_pages)?;
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Ok(Self { module, memory, globals: HashMap::new(), call_count: 0 })
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}
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pub fn set_global(&mut self, name: &str, val: WasmValue) { self.globals.insert(name.into(), val); }
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pub fn get_global(&self, name: &str) -> Option<&WasmValue> { self.globals.get(name) }
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/// Call exported function (simplified interpreter)
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pub fn call(&mut self, name: &str, args: &[WasmValue]) -> Result<Vec<WasmValue>, WasmError> {
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let export = self.module.exports.iter().find(|e| e.name == name && matches!(e.kind, ExportKind::Function))
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.ok_or_else(|| WasmError::LinkError(format!("Export '{name}' not found")))?;
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if args.len() != export.params.len() {
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return Err(WasmError::RuntimeError(format!("Expected {} args, got {}", export.params.len(), args.len())));
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}
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self.call_count += 1;
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// Simple built-in operations for demonstration
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match name {
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"add" => {
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if let (Some(WasmValue::I32(a)), Some(WasmValue::I32(b))) = (args.get(0), args.get(1)) {
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Ok(vec![WasmValue::I32(a.wrapping_add(*b))])
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} else { Err(WasmError::RuntimeError("Type mismatch".into())) }
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}
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"mul" => {
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if let (Some(WasmValue::I64(a)), Some(WasmValue::I64(b))) = (args.get(0), args.get(1)) {
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Ok(vec![WasmValue::I64(a.wrapping_mul(*b))])
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} else { Err(WasmError::RuntimeError("Type mismatch".into())) }
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}
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_ => Ok(vec![]) // Unknown export returns empty
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}
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}
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pub fn memory(&self) -> &WasmMemory { &self.memory }
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pub fn memory_mut(&mut self) -> &mut WasmMemory { &mut self.memory }
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pub fn call_count(&self) -> u64 { self.call_count }
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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fn test_module() -> WasmModule {
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WasmModule { name: "test".into(), memory_pages: 1, bytecode_size: 100,
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exports: vec![WasmExport { name: "add".into(), kind: ExportKind::Function, params: vec!["i32".into(), "i32".into()], returns: vec!["i32".into()] }] }
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}
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#[test]
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fn test_wasm_runtime() {
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let rt = WasmRuntime::new(1_048_576);
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rt.load_module(WasmModule {
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name: "test".into(), bytecode: vec![0, 0x61, 0x73, 0x6d],
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imports: vec![], exports: vec!["main".into()], memory_pages: 1,
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}).unwrap();
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assert_eq!(rt.module_count(), 1);
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fn test_memory_rw() {
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let mut mem = WasmMemory::new(1, 4).unwrap();
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mem.write(100, &[1, 2, 3, 4]).unwrap();
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let data = mem.read(100, 4).unwrap();
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assert_eq!(data, vec![1, 2, 3, 4]);
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}
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#[test]
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fn test_memory_grow() {
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let mut mem = WasmMemory::new(1, 4).unwrap();
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assert_eq!(mem.page_count(), 1);
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mem.grow(2).unwrap();
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assert_eq!(mem.page_count(), 3);
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assert!(mem.grow(5).is_err());
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}
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#[test]
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fn test_call() {
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let mut inst = WasmInstance::new(test_module(), 4).unwrap();
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let result = inst.call("add", &[WasmValue::I32(10), WasmValue::I32(20)]).unwrap();
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if let Some(WasmValue::I32(n)) = result.first() { assert_eq!(*n, 30); }
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}
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#[test]
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fn test_oob() {
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let mem = WasmMemory::new(1, 1).unwrap();
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assert!(mem.read(70000, 1).is_err());
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}
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}
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