4 #include "config-host.h"
7 #ifndef F_LINUX_SPECIFIC_BASE
8 #define F_LINUX_SPECIFIC_BASE 1024
12 #define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
13 #define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
15 #define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
16 #define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
17 #define F_SEAL_GROW 0x0004 /* prevent file from growing */
18 #define F_SEAL_WRITE 0x0008 /* prevent writes */
21 void *qemu_memfd_alloc(const char *name
, size_t size
, unsigned int seals
,
23 void qemu_memfd_free(void *ptr
, size_t size
, int fd
);
24 bool qemu_memfd_check(void);
26 #endif /* QEMU_MEMFD_H */