more useful pieces

core/sys/darwin/mach_darwin.odin

@@ -13,8 +13,10 @@ task_t :: mach_port_t
 
 semaphore_t :: distinct u64
 
-kern_return_t :: distinct u64
-thread_act_t :: distinct u64
+kern_return_t  :: distinct u64
+thread_act_t   :: distinct u64
+thread_state_t :: distinct ^u32
+thread_list_t  :: [^]thread_act_t
 
 MACH_MSG_PORT_DESCRIPTOR :: 0
 
@@ -30,15 +32,30 @@ MACH_MSGH_BITS_COMPLEX :: 0x80000000
 MACH_PORT_RIGHT_SEND    :: 0
 MACH_PORT_RIGHT_RECEIVE :: 1
 
+VM_PROT_NONE    :: 0
+VM_PROT_READ    :: 1
+VM_PROT_WRITE   :: 2
+VM_PROT_EXECUTE :: 4
+
+VM_INHERIT_SHARE        :: 0
+VM_INHERIT_COPY         :: 1
+VM_INHERIT_NONE         :: 2
+VM_INHERIT_DONATE_COPY  :: 3
+
 TASK_BOOTSTRAP_PORT :: 4
 
+X86_THREAD_STATE32 :: 1
+X86_THREAD_STATE64 :: 4
+X86_THREAD_STATE32_COUNT :: size_of(x86_thread_state32_t) / size_of(u32)
+X86_THREAD_STATE64_COUNT :: size_of(x86_thread_state64_t) / size_of(u32)
+
 mach_msg_option_t :: distinct i32
 name_t :: distinct cstring
 
 mach_msg_port_descriptor_t :: struct {
 	name: mach_port_t,
 	_: u32,
-	extra: bit_field u32 {
+	using _: bit_field u32 {
 		_: u32 | 16,
 		disposition: u32 | 8,
 		type: u32 | 8,
@@ -63,17 +80,68 @@ mach_msg_trailer_t :: struct {
 	msgh_trailer_size: u32,
 }
 
+x86_thread_state32_t :: struct {
+	eax: u32,
+	ebx: u32,
+	ecx: u32,
+	edx: u32,
+	edi: u32,
+	esi: u32,
+	ebp: u32,
+	esp: u32,
+	ss:  u32,
+	eflags: u32,
+	eip: u32,
+	cs:  u32,
+	ds:  u32,
+	es:  u32,
+	fs:  u32,
+	gs:  u32,
+}
+
+x86_thread_state64_t :: struct {
+	rax: u64,
+	rbx: u64,
+	rcx: u64,
+	rdx: u64,
+	rdi: u64,
+	rsi: u64,
+	rbp: u64,
+	rsp: u64,
+	r8:  u64,
+	r9:  u64,
+	r10: u64,
+	r11: u64,
+	r12: u64,
+	r13: u64,
+	r14: u64,
+	r15: u64,
+	rip: u64,
+	rflags: u64,
+	cs:  u64,
+	fs: u64,
+	gs: u64,
+}
+
 @(default_calling_convention="c")
 foreign mach {
-	mach_task_self :: proc() -> task_t ---
-	mach_msg :: proc(header: rawptr, option: mach_msg_option_t, send_size: u32, receive_limit: u32, receive_name: mach_port_t, timeout: u32, notify: mach_port_t) -> kern_return_t ---
-	mach_msg_send :: proc(header: rawptr) -> kern_return_t ---
+	mach_task_self     :: proc() -> task_t ---
+	mach_msg           :: proc(header: rawptr, option: mach_msg_option_t, send_size: u32, receive_limit: u32, receive_name: mach_port_t, timeout: u32, notify: mach_port_t) -> kern_return_t ---
+	mach_msg_send      :: proc(header: rawptr) -> kern_return_t ---
+	mach_vm_allocate   :: proc(target_task: task_t, adddress: u64, size: u64, flags: i32) -> kern_return_t ---
+	mach_vm_deallocate :: proc(target_task: task_t, adddress: ^u64, size: u64) -> kern_return_t ---
+	mach_vm_remap      :: proc(target_task: task_t, page: rawptr, size: u64, mask: u64, flags: i32, src_task: task_t, src_address: u64, copy: b32, cur_protection: ^i32, max_protection: ^i32, inheritance: i32) -> kern_return_t ---
 
 	mach_port_allocate   :: proc(task: task_t, right: u32, name: rawptr) -> kern_return_t ---
 	mach_port_deallocate :: proc(task: task_t, name: u32) -> kern_return_t ---
 	mach_port_extract_right :: proc(task: task_t, name: u32, msgt_name: u32, poly: ^mach_port_t, poly_poly: ^mach_port_t) -> kern_return_t ---
 
 	task_get_special_port :: proc(task: task_t, port: i32, special_port: ^mach_port_t) -> kern_return_t ---
+	task_suspend   :: proc(task: task_t) -> kern_return_t ---
+	task_resume    :: proc(task: task_t) -> kern_return_t ---
+	task_threads   :: proc(task: task_t, thread_list: ^thread_list_t, list_count: ^u32) -> kern_return_t ---
+	thread_get_state :: proc(thread: thread_act_t, flavor: i32, thread_state: thread_state_t, old_state_count: ^u32) -> kern_return_t ---
+
 	bootstrap_register2 :: proc(bp: mach_port_t, service_name: name_t, sp: mach_port_t, flags: u64) -> kern_return_t ---
 	bootstrap_look_up :: proc(bp: mach_port_t, service_name: name_t, sp: ^mach_port_t) -> kern_return_t ---