From a6082d778ee4b97ec3eb6d3266cefc024c5d60f7 Mon Sep 17 00:00:00 2001 From: Daniel Mack Date: Tue, 13 May 2014 01:28:09 +0200 Subject: kdbus: switch over to generic memfd implementation (ABI+API break) --- src/shared/missing.h | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) (limited to 'src/shared/missing.h') diff --git a/src/shared/missing.h b/src/shared/missing.h index 195edfc672..3a7e67e384 100644 --- a/src/shared/missing.h +++ b/src/shared/missing.h @@ -64,6 +64,34 @@ #define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8) #endif +#ifndef F_ADD_SEALS +#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9) +#endif + +#ifndef F_GET_SEALS +#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10) +#endif + +#ifndef F_SEAL_SEAL +#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */ +#endif + +#ifndef F_SEAL_SHRINK +#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */ +#endif + +#ifndef F_SEAL_GROW +#define F_SEAL_GROW 0x0004 /* prevent file from growing */ +#endif + +#ifndef F_SEAL_WRITE +#define F_SEAL_WRITE 0x0008 /* prevent writes */ +#endif + +#ifndef MFD_ALLOW_SEALING +#define MFD_ALLOW_SEALING 0x0002ULL +#endif + #ifndef IP_FREEBIND #define IP_FREEBIND 15 #endif @@ -109,6 +137,13 @@ static inline int pivot_root(const char *new_root, const char *put_old) { # ifndef __NR_fanotify_mark # define __NR_fanotify_mark 301 # endif +# ifndef __NR_memfd_create +# define __NR_memfd_create 319 +# endif +#elif defined __arm__ +# ifndef __NR_memfd_create +# define __NR_memfd_create 385 +# endif #elif defined _MIPS_SIM # if _MIPS_SIM == _MIPS_SIM_ABI32 # ifndef __NR_fanotify_init @@ -139,6 +174,9 @@ static inline int pivot_root(const char *new_root, const char *put_old) { # ifndef __NR_fanotify_mark # define __NR_fanotify_mark 339 # endif +# ifndef __NR_memfd_create +# define __NR_memfd_create 356 +# endif #endif #ifndef HAVE_FANOTIFY_INIT @@ -166,6 +204,12 @@ static inline int fanotify_mark(int fanotify_fd, unsigned int flags, uint64_t ma } #endif +#ifndef HAVE_MEMFD_CREATE +static inline int memfd_create(const char *name, uint64_t size, uint64_t flags) { + return syscall(__NR_memfd_create, name, size, flags); +} +#endif + #ifndef BTRFS_IOCTL_MAGIC #define BTRFS_IOCTL_MAGIC 0x94 #endif -- cgit v1.2.3-54-g00ecf