chud_bsd_callback.c [plain text]
#include <stdint.h>
#include <mach/boolean.h>
#include <mach/mach_types.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <sys/proc.h>
#include <sys/systm.h>
#include <sys/sysproto.h>
#pragma mark **** kern debug ****
typedef void (*chudxnu_kdebug_callback_func_t)(uint32_t debugid, uint32_t arg0, uint32_t arg1, uint32_t arg2, uint32_t arg3, uint32_t arg4);
static chudxnu_kdebug_callback_func_t kdebug_callback_fn = NULL;
extern void kdbg_control_chudxnu(int val, void *fn);
extern unsigned int kdebug_enable;
static void chudxnu_private_kdebug_callback(unsigned int debugid, unsigned int arg0, unsigned int arg1, unsigned int arg2, unsigned int arg3, unsigned int arg4)
{
if(kdebug_callback_fn) {
(kdebug_callback_fn)(debugid, arg0, arg1, arg2, arg3, arg4);
}
}
__private_extern__
kern_return_t chudxnu_kdebug_callback_enter(chudxnu_kdebug_callback_func_t func)
{
kdebug_callback_fn = func;
kdbg_control_chud(TRUE, (void *)chudxnu_private_kdebug_callback);
kdebug_enable |= 0x10;
return KERN_SUCCESS;
}
__private_extern__
kern_return_t chudxnu_kdebug_callback_cancel(void)
{
kdebug_callback_fn = NULL;
kdbg_control_chud(FALSE, NULL);
kdebug_enable &= ~(0x10);
return KERN_SUCCESS;
}