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https://github.com/openharmony/third_party_rust_linux-raw-sys.git
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nivkner
927ddccf10
* add splice flags * autogenerate bindings Co-authored-by: nivkner <nivkner@users.noreply.github.com>
353 lines
8.4 KiB
C
353 lines
8.4 KiB
C
// This file includes selected Linux header files, and supplementary
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// definitions, needed for general-purpose code.
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#include "support.h"
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// Selected Linux headers.
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#include <linux/auxvec.h>
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#include <linux/eventpoll.h>
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#include <linux/fadvise.h>
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#include <linux/falloc.h>
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#include <linux/fcntl.h>
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#include <linux/fs.h>
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#include <linux/futex.h>
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#include <linux/in.h>
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#include <linux/inotify.h>
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#include <linux/ip.h>
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#include <linux/in6.h>
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#include <linux/ipv6.h>
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#include <linux/limits.h>
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#include <linux/magic.h>
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#include <linux/mman.h>
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#include <linux/net.h>
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#include <linux/poll.h>
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#include <linux/prctl.h>
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#include <linux/random.h>
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#include <linux/resource.h>
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#include <linux/sched.h>
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#include <linux/signal.h>
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#include <linux/socket.h>
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#include <linux/stat.h>
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#include <linux/sysinfo.h>
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#include <linux/tcp.h>
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#include <linux/termios.h>
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#include <linux/time.h>
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#include <linux/types.h>
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#include <linux/uio.h>
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#include <linux/un.h>
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#include <linux/unistd.h>
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#include <linux/utsname.h>
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#include <linux/wait.h>
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0)
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#include <linux/memfd.h>
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)
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#include <linux/membarrier.h>
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,20,0)
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#include <linux/timerfd.h>
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
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#include <linux/openat2.h>
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)
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#include <linux/userfaultfd.h>
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,1,0)
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#include <linux/io_uring.h>
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#endif
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// Miscellaneous definitions which don't appear to be defined in Linux's public
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// headers, but which are nonetheless part of the ABI, and necessary for
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// interoperability.
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//
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// When adding definitions here, please only include content needed for
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// interoperability with Linux's public ABI, and please only include types
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// and constants.
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//
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// In particular, please don't copy comments from other sources. And please
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// don't include any functions or function-style macros, as bindgen isn't
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// able to generate bindings for them.
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//
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// Also, please be aware that libc implementations (and thus the Rust libc
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// crate as well) sometimes define types and constants with similar names but
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// which are ABI-incompatible with the Linux kernel ABI. This file should
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// only describe the kernel ABI.
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struct sockaddr {
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struct __kernel_sockaddr_storage __storage;
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};
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#if LINUX_VERSION_CODE == KERNEL_VERSION(2,6,32)
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typedef uint16_t __kernel_sa_family_t;
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#endif
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struct linger {
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int l_onoff;
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int l_linger;
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};
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#if LINUX_VERSION_CODE <= KERNEL_VERSION(4,4,0)
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typedef long long __kernel_time64_t;
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struct __kernel_timespec {
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__kernel_time64_t tv_sec;
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long long tv_nsec;
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};
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#endif
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#define DT_UNKNOWN 0
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#define DT_FIFO 1
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#define DT_CHR 2
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#define DT_DIR 4
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#define DT_BLK 6
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#define DT_REG 8
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#define DT_LNK 10
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#define DT_SOCK 12
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#define WEXITSTATUS(status) (((status) & 0xff00) >> 8)
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#define WIFEXITED(status) (((status) & 0x7f) == 0)
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#define SHUT_RD 0
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#define SHUT_WR 1
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#define SHUT_RDWR 2
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struct linux_dirent64 {
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__UINT64_TYPE__ d_ino;
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__INT64_TYPE__ d_off;
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__u16 d_reclen;
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__u8 d_type;
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char d_name[];
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};
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typedef __UINT32_TYPE__ socklen_t;
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// Obtain the definitions of structs stat/stat64 and statfs/statfs64.
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#include <asm/stat.h>
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#include <asm/statfs.h>
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// Linux only defines this as a macro; make it available as a typedef.
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// And use the libc name. And mips and s390x are special.
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#if defined(__mips__) || defined(__s390x__)
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typedef __u32 __fsword_t;
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#elif defined(__mips64__)
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typedef long __fsword_t;
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#else
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typedef __statfs_word __fsword_t;
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#endif
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#if defined(__mips__) || defined(__mips64__)
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#define SOCK_STREAM 2
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#define SOCK_DGRAM 1
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#else
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#define SOCK_STREAM 1
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#define SOCK_DGRAM 2
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#endif
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#define SOCK_RAW 3
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#define SOCK_RDM 4
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#define SOCK_SEQPACKET 5
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#define F_OK 0
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#define R_OK 4
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#define W_OK 2
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#define X_OK 1
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#define UTIME_NOW 0x3fffffff
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#define UTIME_OMIT 0x3ffffffe
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#define MSG_DONTWAIT 0x40
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#define AF_UNSPEC 0
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#define AF_UNIX 1
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#define AF_INET 2
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#define AF_AX25 3
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#define AF_IPX 4
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#define AF_APPLETALK 5
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#define AF_NETROM 6
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#define AF_BRIDGE 7
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#define AF_ATMPVC 8
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#define AF_X25 9
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#define AF_INET6 10
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#define AF_ROSE 11
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#define AF_DECnet 12
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#define AF_NETBEUI 13
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#define AF_SECURITY 14
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#define AF_KEY 15
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#define AF_NETLINK 16
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#define AF_PACKET 17
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#define AF_ASH 18
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#define AF_ECONET 19
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#define AF_ATMSVC 20
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#define AF_RDS 21
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#define AF_SNA 22
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#define AF_IRDA 23
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#define AF_PPPOX 24
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#define AF_WANPIPE 25
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#define AF_LLC 26
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#define AF_CAN 29
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#define AF_TIPC 30
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#define AF_BLUETOOTH 31
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#define AF_IUCV 32
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#define AF_RXRPC 33
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#define AF_ISDN 34
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#define AF_PHONET 35
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#define AF_IEEE802154 36
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#define AF_MAX 37
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#define MSG_OOB 0x1
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#define MSG_PEEK 0x2
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#define MSG_DONTROUTE 0x4
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#define MSG_CTRUNC 0x8
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#define MSG_PROBE 0x10
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#define MSG_TRUNC 0x20
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#define MSG_DONTWAIT 0x40
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#define MSG_EOR 0x80
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#define MSG_WAITALL 0x100
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#define MSG_FIN 0x200
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#define MSG_SYN 0x400
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#define MSG_CONFIRM 0x800
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#define MSG_RST 0x1000
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#define MSG_ERRQUEUE 0x2000
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#define MSG_NOSIGNAL 0x4000
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#define MSG_MORE 0x8000
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#define MSG_CMSG_CLOEXEC 0x40000000
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#define STDIN_FILENO 0
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#define STDOUT_FILENO 1
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#define STDERR_FILENO 2
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// Linux exports these, but the definitions have syntax that bindgen doesn't
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// recognize as constants.
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#undef RWF_HIPRI
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#undef RWF_DSYNC
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#undef RWF_SYNC
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#undef RWF_NOWAIT
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#undef RWF_APPEND
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#define RWF_HIPRI 0x00000001
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#define RWF_DSYNC 0x00000002
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#define RWF_SYNC 0x00000004
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#define RWF_NOWAIT 0x00000008
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#define RWF_APPEND 0x00000010
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// Linux doesn't appear to export <linux/eventfd.h> at all.
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#define EFD_SEMAPHORE 1
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#define EFD_CLOEXEC O_CLOEXEC
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#define EFD_NONBLOCK O_NONBLOCK
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// Flags for epoll_create1.
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#define EPOLL_CLOEXEC O_CLOEXEC
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// Constants for `epoll_ctl`.
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#define EPOLL_CTL_ADD 1
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#define EPOLL_CTL_DEL 2
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#define EPOLL_CTL_MOD 3
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// Flags for epoll events
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#define EPOLLIN 0x00000001
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#define EPOLLPRI 0x00000002
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#define EPOLLOUT 0x00000004
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#define EPOLLERR 0x00000008
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#define EPOLLHUP 0x00000010
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#define EPOLLNVAL 0x00000020
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#define EPOLLRDNORM 0x00000040
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#define EPOLLRDBAND 0x00000080
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#define EPOLLWRNORM 0x00000100
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#define EPOLLWRBAND 0x00000200
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#define EPOLLMSG 0x00000400
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#define EPOLLRDHUP 0x00002000
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#define EPOLLEXCLUSIVE 0x10000000
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#define EPOLLWAKEUP 0x20000000
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#define EPOLLONESHOT 0x40000000
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#define EPOLLET 0x80000000
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// Flags for timerfd
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#define TFD_TIMER_ABSTIME 1
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#define TFD_CLOEXEC O_CLOEXEC
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#define TFD_NONBLOCK O_NONBLOCK
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#define TFD_SHARED_FCNTL_FLAGS (TFD_CLOEXEC | TFD_NONBLOCK)
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#define TFD_CREATE_FLAGS TFD_SHARED_FCNTL_FLAGS
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#define TFD_SETTIME_FLAGS TFD_TIMER_ABSTIME
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struct user_desc {
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unsigned entry_number;
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unsigned base_addr;
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unsigned limit;
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unsigned seg_32bit:1;
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unsigned contents:2;
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unsigned read_exec_only:1;
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unsigned limit_in_pages:1;
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unsigned seg_not_present:1;
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unsigned useable:1;
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#ifdef __x86_64__
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unsigned lm:1;
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#endif
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};
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#if defined(__x86_64__) || defined(__i386__)
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#define ARCH_SET_FS 0x1002
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#endif
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struct msghdr {
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void *msg_name;
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int msg_namelen;
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struct iovec *msg_iov;
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size_t msg_iovlen;
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void *msg_control;
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size_t msg_controllen;
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unsigned int msg_flags;
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};
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struct cmsghdr {
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size_t cmsg_len;
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int cmsg_level;
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int cmsg_type;
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};
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#define SCM_RIGHTS 0x01
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#define SCM_CREDENTIALS 0x02
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#define SCM_SECURITY 0x03
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struct ucred {
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__u32 pid;
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__u32 uid;
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__u32 gid;
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};
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struct mmsghdr {
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struct msghdr msg_hdr;
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unsigned int msg_len;
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};
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#define UFFD_API 0xAA
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#define UFFDIO_REGISTER_MODE_MISSING 0x1
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#define UFFDIO_REGISTER_MODE_WP 0x2
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#define UFFDIO_REGISTER_MODE_MINOR 0x4
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#define UFFDIO_COPY_MODE_DONTWAKE 0x1
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#define UFFDIO_COPY_MODE_WP 0x2
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#define UFFDIO_ZEROPAGE_MODE_DONTWAKE 0x1
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#if defined(__mips)
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#define POLLWRNORM 0x4
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#undef TCSANOW
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#undef TCSADRAIN
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#undef TCSAFLUSH
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#define TCSANOW 0x540e
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#define TCSADRAIN 0x540f
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#define TCSAFLUSH 0x5410
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#endif
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#define SPLICE_F_MOVE 1
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#define SPLICE_F_NONBLOCK 2
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#define SPLICE_F_MORE 4
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#define SPLICE_F_GIFT 8
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