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Add a scheduler which just keeps of processes for now, and a

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with_process to interact with them. User space now has it's own address
space and mapper which means we will be able to allocate memory for it.
I added a bunch of functions as stubs into libxunil which are required
for doomgeneric.
This commit is contained in:
csd4ni3l
2026-04-03 11:28:31 +02:00
parent 720b68190d
commit 1e899e2f97
28 changed files with 535 additions and 57 deletions
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27
user/libxunil/src/mem.rs Normal file
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@@ -0,0 +1,27 @@
use core::ptr::null_mut;
#[unsafe(no_mangle)]
extern "C" fn calloc(nitems: u64, size: u64) -> *mut u8 {
null_mut()
}
#[unsafe(no_mangle)]
extern "C" fn free(ptr: *mut u8) {}
#[unsafe(no_mangle)]
extern "C" fn malloc(size: u64) -> *mut u8 {
null_mut()
}
#[unsafe(no_mangle)]
extern "C" fn memcpy(dest_str: *mut u8, src_str: *const u8, n: u64) {}
#[unsafe(no_mangle)]
extern "C" fn memset(str: *mut u8, c: i64, n: u64) -> *mut u8 {
null_mut()
}
#[unsafe(no_mangle)]
unsafe extern "C" fn realloc(ptr: *mut u8, size: u64) -> *mut u8 {
null_mut()
}