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Add typed functions and weird type parameter things

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This commit is contained in:
Lachlan Sneff
2019-02-02 15:28:50 -08:00
parent 6c33aa5803
commit eba66f3b33
24 changed files with 706 additions and 463 deletions
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7
lib/emscripten/src/utils.rs
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@ -47,7 +47,7 @@ pub unsafe fn write_to_buf(string: *const c_char, buf: u32, max: u32, ctx: &mut
pub unsafe fn copy_cstr_into_wasm(ctx: &mut Ctx, cstr: *const c_char) -> u32 {
let s = CStr::from_ptr(cstr).to_str().unwrap();
let cstr_len = s.len();
let space_offset = env::call_malloc((cstr_len as i32) + 1, ctx);
let space_offset = env::call_malloc((cstr_len as u32) + 1, ctx);
let raw_memory = emscripten_memory_pointer!(ctx.memory(0), space_offset) as *mut u8;
let slice = slice::from_raw_parts_mut(raw_memory, cstr_len);
@ -63,7 +63,10 @@ pub unsafe fn copy_cstr_into_wasm(ctx: &mut Ctx, cstr: *const c_char) -> u32 {
}
pub unsafe fn allocate_on_stack<'a, T: Copy>(count: u32, ctx: &'a mut Ctx) -> (u32, &'a mut [T]) {
let offset = (get_emscripten_data(ctx).stack_alloc)(count * (size_of::<T>() as u32), ctx);
let offset = get_emscripten_data(ctx)
.stack_alloc
.call(count * (size_of::<T>() as u32))
.unwrap();
let addr = emscripten_memory_pointer!(ctx.memory(0), offset) as *mut T;
let slice = slice::from_raw_parts_mut(addr, count as usize);