mirror of
https://github.com/xen-project/xen.git
synced 2026-10-29 02:30:03 +01:00
Igor Druzhinin
143e0c2c2d
The new function repeats the behavior of the first version except it has an extended list of arguments which are subsequently passed to mmap() call. This is needed for QEMU depriviledging. Signed-off-by: Igor Druzhinin <igor.druzhinin@citrix.com> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com> Acked-by: Wei Liu <wei.liu2@citrix.com>
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
#ifndef XENFOREIGNMEMORY_PRIVATE_H
|
|
#define XENFOREIGNMEMORY_PRIVATE_H
|
|
|
|
#include <xentoollog.h>
|
|
|
|
#include <xenforeignmemory.h>
|
|
|
|
#include <xen/xen.h>
|
|
#include <xen/sys/privcmd.h>
|
|
|
|
#ifndef PAGE_SHIFT /* Mini-os, Yukk */
|
|
#define PAGE_SHIFT 12
|
|
#endif
|
|
#ifndef __MINIOS__ /* Yukk */
|
|
#define PAGE_SIZE (1UL << PAGE_SHIFT)
|
|
#define PAGE_MASK (~(PAGE_SIZE-1))
|
|
#endif
|
|
|
|
struct xenforeignmemory_handle {
|
|
xentoollog_logger *logger, *logger_tofree;
|
|
unsigned flags;
|
|
int fd;
|
|
};
|
|
|
|
int osdep_xenforeignmemory_open(xenforeignmemory_handle *fmem);
|
|
int osdep_xenforeignmemory_close(xenforeignmemory_handle *fmem);
|
|
|
|
void *osdep_xenforeignmemory_map(xenforeignmemory_handle *fmem,
|
|
uint32_t dom, void *addr,
|
|
int prot, int flags, size_t num,
|
|
const xen_pfn_t arr[num], int err[num]);
|
|
int osdep_xenforeignmemory_unmap(xenforeignmemory_handle *fmem,
|
|
void *addr, size_t num);
|
|
|
|
int osdep_xenforeignmemory_restrict(xenforeignmemory_handle *fmem,
|
|
domid_t domid);
|
|
|
|
#if defined(__NetBSD__) || defined(__sun__)
|
|
/* Strictly compat for those two only only */
|
|
void *compat_mapforeign_batch(xenforeignmem_handle *fmem, uint32_t dom,
|
|
void *addr, int prot, int flags,
|
|
xen_pfn_t *arr, int num);
|
|
#endif
|
|
|
|
#define PERROR(_f...) \
|
|
xtl_log(fmem->logger, XTL_ERROR, errno, "xenforeignmemory", _f)
|
|
|
|
#endif
|
|
|
|
/*
|
|
* Local variables:
|
|
* mode: C
|
|
* c-file-style: "BSD"
|
|
* c-basic-offset: 4
|
|
* tab-width: 4
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*/
|