kolibrios/drivers/examples/c_drv/c_drv.c

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#include "linux/kernel.h"
#include <ddk.h>
#include <syscall.h>
static int __stdcall service_proc(ioctl_t *my_ctl){
int c = 0;
int a = *(int*)(my_ctl->input);
int b = *(int*)(my_ctl->input+4);
if(my_ctl->io_code==0){
c = a + b;
}else{
return -1;
}
*(int*)(my_ctl->output) = c;
return 0;
}
unsigned drvEntry(int action, char *cmdline){
printk("Driver c_drv.dll loaded!\n");
return RegService("c_drv", service_proc);
}