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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __STATMOUNT_H
#define __STATMOUNT_H
#include <stdint.h>
#include <linux/mount.h>
#include <asm/unistd.h>
#ifndef __NR_statmount
#if defined __alpha__
#define __NR_statmount 567
#elif defined _MIPS_SIM
#if _MIPS_SIM == _MIPS_SIM_ABI32 /* o32 */
#define __NR_statmount 4457
#endif
#if _MIPS_SIM == _MIPS_SIM_NABI32 /* n32 */
#define __NR_statmount 6457
#endif
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_statmount 5457
#endif
#else
#define __NR_statmount 457
#endif
#endif
#ifndef __NR_listmount
#if defined __alpha__
#define __NR_listmount 568
#elif defined _MIPS_SIM
#if _MIPS_SIM == _MIPS_SIM_ABI32 /* o32 */
#define __NR_listmount 4458
#endif
#if _MIPS_SIM == _MIPS_SIM_NABI32 /* n32 */
#define __NR_listmount 6458
#endif
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_listmount 5458
#endif
#else
#define __NR_listmount 458
#endif
#endif
static inline int statmount(uint64_t mnt_id, uint64_t mnt_ns_id, uint64_t mask,
struct statmount *buf, size_t bufsize,
unsigned int flags)
{
struct mnt_id_req req = {
.size = MNT_ID_REQ_SIZE_VER0,
.mnt_id = mnt_id,
.param = mask,
};
if (mnt_ns_id) {
req.size = MNT_ID_REQ_SIZE_VER1;
req.mnt_ns_id = mnt_ns_id;
}
return syscall(__NR_statmount, &req, buf, bufsize, flags);
}
static inline ssize_t listmount(uint64_t mnt_id, uint64_t mnt_ns_id,
uint64_t last_mnt_id, uint64_t list[], size_t num,
unsigned int flags)
{
struct mnt_id_req req = {
.size = MNT_ID_REQ_SIZE_VER0,
.mnt_id = mnt_id,
.param = last_mnt_id,
};
if (mnt_ns_id) {
req.size = MNT_ID_REQ_SIZE_VER1;
req.mnt_ns_id = mnt_ns_id;
}
return syscall(__NR_listmount, &req, list, num, flags);
}
#endif /* __STATMOUNT_H */
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