minix/lib/libsys/vm_info.c

54 lines
1.5 KiB
C

#include "syslib.h"
#include <minix/vm.h>
/*===========================================================================*
* vm_info_stats *
*===========================================================================*/
PUBLIC int vm_info_stats(struct vm_stats_info *vsi)
{
message m;
m.VMI_WHAT = VMIW_STATS;
m.VMI_PTR = (void *) vsi;
return _taskcall(VM_PROC_NR, VM_INFO, &m);
}
/*===========================================================================*
* vm_info_usage *
*===========================================================================*/
PUBLIC int vm_info_usage(endpoint_t who, struct vm_usage_info *vui)
{
message m;
m.VMI_WHAT = VMIW_USAGE;
m.VMI_EP = who;
m.VMI_PTR = (void *) vui;
return _taskcall(VM_PROC_NR, VM_INFO, &m);
}
/*===========================================================================*
* vm_info_region *
*===========================================================================*/
PUBLIC int vm_info_region(endpoint_t who, struct vm_region_info *vri,
int count, vir_bytes *next)
{
message m;
int result;
m.VMI_WHAT = VMIW_REGION;
m.VMI_EP = who;
m.VMI_COUNT = count;
m.VMI_PTR = (void *) vri;
m.VMI_NEXT = *next;
if ((result = _taskcall(VM_PROC_NR, VM_INFO, &m)) != OK)
return result;
*next = m.VMI_NEXT;
return m.VMI_COUNT;
}