/*--------------------------------------------------------------------*/
/*--- x86/Linux-specific kernel interface. vki-x86-linux.h ---*/
/*--------------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright (C) 2000-2013 Julian Seward
jseward@acm.org
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307, USA.
The GNU General Public License is contained in the file COPYING.
*/
#ifndef __VKI_X86_LINUX_H
#define __VKI_X86_LINUX_H
// x86 is little-endian.
#define VKI_LITTLE_ENDIAN 1
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/types.h
//----------------------------------------------------------------------
typedef unsigned char __vki_u8;
typedef __signed__ short __vki_s16;
typedef unsigned short __vki_u16;
typedef __signed__ int __vki_s32;
typedef unsigned int __vki_u32;
typedef __signed__ long long __vki_s64;
typedef unsigned long long __vki_u64;
typedef unsigned short vki_u16;
typedef unsigned int vki_u32;
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/page.h
//----------------------------------------------------------------------
/* PAGE_SHIFT determines the page size */
#define VKI_PAGE_SHIFT 12
#define VKI_PAGE_SIZE (1UL << VKI_PAGE_SHIFT)
#define VKI_MAX_PAGE_SHIFT VKI_PAGE_SHIFT
#define VKI_MAX_PAGE_SIZE VKI_PAGE_SIZE
//----------------------------------------------------------------------
// From linux-2.6.35.4/arch/x86/include/asm/shmparam.h
//----------------------------------------------------------------------
#define VKI_SHMLBA VKI_PAGE_SIZE
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/signal.h
//----------------------------------------------------------------------
#define VKI_MINSIGSTKSZ 2048
#define VKI_SIG_BLOCK 0 /* for blocking signals */
#define VKI_SIG_UNBLOCK 1 /* for unblocking signals */
#define VKI_SIG_SETMASK 2 /* for setting the signal mask */
/* Type of a signal handler. */
typedef void __vki_signalfn_t(int);
typedef __vki_signalfn_t __user *__vki_sighandler_t;
typedef void __vki_restorefn_t(void);
typedef __vki_restorefn_t __user *__vki_sigrestore_t;
#define VKI_SIG_DFL ((__vki_sighandler_t)0) /* default signal handling */
#define VKI_SIG_IGN ((__vki_sighandler_t)1) /* ignore signal */
#define _VKI_NSIG 64
#define _VKI_NSIG_BPW 32
#define _VKI_NSIG_WORDS (_VKI_NSIG / _VKI_NSIG_BPW)
typedef unsigned long vki_old_sigset_t; /* at least 32 bits */
typedef struct {
unsigned long sig[_VKI_NSIG_WORDS];
} vki_sigset_t;
#define VKI_SIGHUP 1
#define VKI_SIGINT 2
#define VKI_SIGQUIT 3
#define VKI_SIGILL 4
#define VKI_SIGTRAP 5
#define VKI_SIGABRT 6
//#define VKI_SIGIOT 6
#define VKI_SIGBUS 7
#define VKI_SIGFPE 8
#define VKI_SIGKILL 9
#define VKI_SIGUSR1 10
#define VKI_SIGSEGV 11
#define VKI_SIGUSR2 12
#define VKI_SIGPIPE 13
#define VKI_SIGALRM 14
#define VKI_SIGTERM 15
#define VKI_SIGSTKFLT 16
#define VKI_SIGCHLD 17
#define VKI_SIGCONT 18
#define VKI_SIGSTOP 19
#define VKI_SIGTSTP 20
#define VKI_SIGTTIN 21
#define VKI_SIGTTOU 22
#define VKI_SIGURG 23
#define VKI_SIGXCPU 24
#define VKI_SIGXFSZ 25
#define VKI_SIGVTALRM 26
#define VKI_SIGPROF 27
#define VKI_SIGWINCH 28
#define VKI_SIGIO 29
#define VKI_SIGPWR 30
#define VKI_SIGSYS 31
#define VKI_SIGUNUSED 31
/* These should not be considered constants from userland. */
#define VKI_SIGRTMIN 32
// [[This was (_NSIG-1) in 2.4.X... not sure if it matters.]]
#define VKI_SIGRTMAX _VKI_NSIG
#define VKI_SA_NOCLDSTOP 0x00000001u
#define VKI_SA_NOCLDWAIT 0x00000002u
#define VKI_SA_SIGINFO 0x00000004u
#define VKI_SA_ONSTACK 0x08000000u
#define VKI_SA_RESTART 0x10000000u
#define VKI_SA_NODEFER 0x40000000u
#define VKI_SA_RESETHAND 0x80000000u
#define VKI_SA_NOMASK VKI_SA_NODEFER
#define VKI_SA_ONESHOT VKI_SA_RESETHAND
//#define VKI_SA_INTERRUPT 0x20000000 /* dummy -- ignored */
#define VKI_SA_RESTORER 0x04000000
#define VKI_SS_ONSTACK 1
#define VKI_SS_DISABLE 2
/* These are 'legacy' sigactions in which the size of sa_mask is fixed
(cannot be expanded at any future point) because it is sandwiched
between two other fields.
(there is identical kludgery in vki-ppc32-linux.h) */
struct vki_old_sigaction {
// [[Nb: a 'k' prefix is added to "sa_handler" because
// bits/sigaction.h (which gets dragged in somehow via signal.h)
// #defines it as something else. Since that is done for glibc's
// purposes, which we don't care about here, we use our own name.]]
__vki_sighandler_t ksa_handler;
vki_old_sigset_t sa_mask;
unsigned long sa_flags;
__vki_sigrestore_t sa_restorer;
};
struct vki_sigaction_base {
// [[See comment about extra 'k' above]]
__vki_sighandler_t ksa_handler;
unsigned long sa_flags;
__vki_sigrestore_t sa_restorer;
vki_sigset_t sa_mask; /* mask last for extensibility */
};
/* On Linux we use the same type for passing sigactions to
and from the kernel. Hence: */
typedef struct vki_sigaction_base vki_sigaction_toK_t;
typedef struct vki_sigaction_base vki_sigaction_fromK_t;
typedef struct vki_sigaltstack {
void __user *ss_sp;
int ss_flags;
vki_size_t ss_size;
} vki_stack_t;
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/sigcontext.h
//----------------------------------------------------------------------
struct _vki_fpreg {
unsigned short significand[4];
unsigned short exponent;
};
struct _vki_fpxreg {
unsigned short significand[4];
unsigned short exponent;
unsigned short padding[3];
};
struct _vki_xmmreg {
unsigned long element[4];
};
struct _vki_fpstate {
/* Regular FPU environment */
unsigned long cw;
unsigned long sw;
unsigned long tag;
unsigned long ipoff;
unsigned long cssel;
unsigned long dataoff;
unsigned long datasel;
struct _vki_fpreg _st[8];
unsigned short status;
unsigned short magic; /* 0xffff = regular FPU data only */
/* FXSR FPU environment */
unsigned long _fxsr_env[6]; /* FXSR FPU env is ignored */
unsigned long mxcsr;
unsigned long reserved;
struct _vki_fpxreg _fxsr_st[8]; /* FXSR FPU reg data is ignored */
struct _vki_xmmreg _xmm[8];
unsigned long padding[56];
};
struct vki_sigcontext {
unsigned short gs, __gsh;
unsigned short fs, __fsh;
unsigned short es, __esh;
unsigned short ds, __dsh;
unsigned long edi;
unsigned long esi;
unsigned long ebp;
unsigned long esp;
unsigned long ebx;
unsigned long edx;
unsigned long ecx;
unsigned long eax;
unsigned long trapno;
unsigned long err;
unsigned long eip;
unsigned short cs, __csh;
unsigned long eflags;
unsigned long esp_at_signal;
unsigned short ss, __ssh;
struct _vki_fpstate __user * fpstate;
unsigned long oldmask;
unsigned long cr2;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/mman.h
//----------------------------------------------------------------------
#define VKI_PROT_NONE 0x0 /* No page permissions */
#define VKI_PROT_READ 0x1 /* page can be read */
#define VKI_PROT_WRITE 0x2 /* page can be written */
#define VKI_PROT_EXEC 0x4 /* page can be executed */
#define VKI_PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */
#define VKI_PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */
#define VKI_MAP_SHARED 0x01 /* Share changes */
#define VKI_MAP_PRIVATE 0x02 /* Changes are private */
//#define VKI_MAP_TYPE 0x0f /* Mask for type of mapping */
#define VKI_MAP_FIXED 0x10 /* Interpret addr exactly */
#define VKI_MAP_ANONYMOUS 0x20 /* don't use a file */
#define VKI_MAP_NORESERVE 0x4000 /* don't check for reservations */
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/fcntl.h
//----------------------------------------------------------------------
#define VKI_O_ACCMODE 03
#define VKI_O_RDONLY 00
#define VKI_O_WRONLY 01
#define VKI_O_RDWR 02
#define VKI_O_CREAT 0100 /* not fcntl */
#define VKI_O_EXCL 0200 /* not fcntl */
#define VKI_O_TRUNC 01000 /* not fcntl */
#define VKI_O_APPEND 02000
#define VKI_O_NONBLOCK 04000
#define VKI_O_LARGEFILE 0100000
#define VKI_AT_FDCWD -100
#define VKI_F_DUPFD 0 /* dup */
#define VKI_F_GETFD 1 /* get close_on_exec */
#define VKI_F_SETFD 2 /* set/clear close_on_exec */
#define VKI_F_GETFL 3 /* get file->f_flags */
#define VKI_F_SETFL 4 /* set file->f_flags */
#define VKI_F_GETLK 5
#define VKI_F_SETLK 6
#define VKI_F_SETLKW 7
#define VKI_F_SETOWN 8 /* for sockets. */
#define VKI_F_GETOWN 9 /* for sockets. */
#define VKI_F_SETSIG 10 /* for sockets. */
#define VKI_F_GETSIG 11 /* for sockets. */
#define VKI_F_GETLK64 12 /* using 'struct flock64' */
#define VKI_F_SETLK64 13
#define VKI_F_SETLKW64 14
#define VKI_F_SETOWN_EX 15
#define VKI_F_GETOWN_EX 16
#define VKI_F_OFD_GETLK 36
#define VKI_F_OFD_SETLK 37
#define VKI_F_OFD_SETLKW 38
#define VKI_F_OWNER_TID 0
#define VKI_F_OWNER_PID 1
#define VKI_F_OWNER_PGRP 2
struct vki_f_owner_ex {
int type;
__vki_kernel_pid_t pid;
};
/* for F_[GET|SET]FL */
#define VKI_FD_CLOEXEC 1 /* actually anything with low bit set goes */
#define VKI_F_LINUX_SPECIFIC_BASE 1024
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/resource.h
//----------------------------------------------------------------------
#define VKI_RLIMIT_DATA 2 /* max data size */
#define VKI_RLIMIT_STACK 3 /* max stack size */
#define VKI_RLIMIT_CORE 4 /* max core file size */
#define VKI_RLIMIT_NOFILE 7 /* max number of open files */
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/socket.h
//----------------------------------------------------------------------
#define VKI_SOL_SOCKET 1
#define VKI_SO_TYPE 3
#define VKI_SO_ATTACH_FILTER 26
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/sockios.h
//----------------------------------------------------------------------
#define VKI_SIOCSPGRP 0x8902
#define VKI_SIOCGPGRP 0x8904
#define VKI_SIOCATMARK 0x8905
#define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */
#define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/stat.h
//----------------------------------------------------------------------
struct vki_stat {
unsigned long st_dev;
unsigned long st_ino;
unsigned short st_mode;
unsigned short st_nlink;
unsigned short st_uid;
unsigned short st_gid;
unsigned long st_rdev;
unsigned long st_size;
unsigned long st_blksize;
unsigned long st_blocks;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long __unused4;
unsigned long __unused5;
};
struct vki_stat64 {
unsigned long long st_dev;
unsigned char __pad0[4];
#define STAT64_HAS_BROKEN_ST_INO 1
unsigned long __st_ino;
unsigned int st_mode;
unsigned int st_nlink;
unsigned long st_uid;
unsigned long st_gid;
unsigned long long st_rdev;
unsigned char __pad3[4];
long long st_size;
unsigned long st_blksize;
unsigned long st_blocks; /* Number 512-byte blocks allocated. */
unsigned long __pad4; /* future possible st_blocks high bits */
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned int st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long long st_ino;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/statfs.h
//----------------------------------------------------------------------
// [[Nb: asm-i386/statfs.h just #include asm-generic/statfs.h directly]]
struct vki_statfs {
__vki_u32 f_type;
__vki_u32 f_bsize;
__vki_u32 f_blocks;
__vki_u32 f_bfree;
__vki_u32 f_bavail;
__vki_u32 f_files;
__vki_u32 f_ffree;
__vki_kernel_fsid_t f_fsid;
__vki_u32 f_namelen;
__vki_u32 f_frsize;
__vki_u32 f_spare[5];
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/termios.h
//----------------------------------------------------------------------
struct vki_winsize {
unsigned short ws_row;
unsigned short ws_col;
unsigned short ws_xpixel;
unsigned short ws_ypixel;
};
#define VKI_NCC 8
struct vki_termio {
unsigned short c_iflag; /* input mode flags */
unsigned short c_oflag; /* output mode flags */
unsigned short c_cflag; /* control mode flags */
unsigned short c_lflag; /* local mode flags */
unsigned char c_line; /* line discipline */
unsigned char c_cc[VKI_NCC]; /* control characters */
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/termbits.h
//----------------------------------------------------------------------
typedef unsigned char vki_cc_t;
typedef unsigned int vki_tcflag_t;
#define VKI_NCCS 19
struct vki_termios {
vki_tcflag_t c_iflag; /* input mode flags */
vki_tcflag_t c_oflag; /* output mode flags */
vki_tcflag_t c_cflag; /* control mode flags */
vki_tcflag_t c_lflag; /* local mode flags */
vki_cc_t c_line; /* line discipline */
vki_cc_t c_cc[VKI_NCCS]; /* control characters */
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/ioctl.h
//----------------------------------------------------------------------
#define _VKI_IOC_NRBITS 8
#define _VKI_IOC_TYPEBITS 8
#define _VKI_IOC_SIZEBITS 14
#define _VKI_IOC_DIRBITS 2
#define _VKI_IOC_NRMASK ((1 << _VKI_IOC_NRBITS)-1)
#define _VKI_IOC_TYPEMASK ((1 << _VKI_IOC_TYPEBITS)-1)
#define _VKI_IOC_SIZEMASK ((1 << _VKI_IOC_SIZEBITS)-1)
#define _VKI_IOC_DIRMASK ((1 << _VKI_IOC_DIRBITS)-1)
#define _VKI_IOC_NRSHIFT 0
#define _VKI_IOC_TYPESHIFT (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS)
#define _VKI_IOC_SIZESHIFT (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS)
#define _VKI_IOC_DIRSHIFT (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS)
#define _VKI_IOC_NONE 0U
#define _VKI_IOC_WRITE 1U
#define _VKI_IOC_READ 2U
#define _VKI_IOC(dir,type,nr,size) \
(((dir) << _VKI_IOC_DIRSHIFT) | \
((type) << _VKI_IOC_TYPESHIFT) | \
((nr) << _VKI_IOC_NRSHIFT) | \
((size) << _VKI_IOC_SIZESHIFT))
/* used to create numbers */
#define _VKI_IO(type,nr) _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0)
#define _VKI_IOR(type,nr,size) _VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
#define _VKI_IOW(type,nr,size) _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
#define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
/* used to decode ioctl numbers.. */
#define _VKI_IOC_DIR(nr) (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK)
#define _VKI_IOC_TYPE(nr) (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK)
#define _VKI_IOC_NR(nr) (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK)
#define _VKI_IOC_SIZE(nr) (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK)
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/ioctls.h
//----------------------------------------------------------------------
#define VKI_TCGETS 0x5401
#define VKI_TCSETS 0x5402 /* Clashes with SNDCTL_TMR_START sound ioctl */
#define VKI_TCSETSW 0x5403
#define VKI_TCSETSF 0x5404
#define VKI_TCGETA 0x5405
#define VKI_TCSETA 0x5406
#define VKI_TCSETAW 0x5407
#define VKI_TCSETAF 0x5408
#define VKI_TCSBRK 0x5409
#define VKI_TCXONC 0x540A
#define VKI_TCFLSH 0x540B
#define VKI_TIOCSCTTY 0x540E
#define VKI_TIOCGPGRP 0x540F
#define VKI_TIOCSPGRP 0x5410
#define VKI_TIOCOUTQ 0x5411
#define VKI_TIOCGWINSZ 0x5413
#define VKI_TIOCSWINSZ 0x5414
#define VKI_TIOCMGET 0x5415
#define VKI_TIOCMBIS 0x5416
#define VKI_TIOCMBIC 0x5417
#define VKI_TIOCMSET 0x5418
#define VKI_FIONREAD 0x541B
#define VKI_TIOCLINUX 0x541C
#define VKI_FIONBIO 0x5421
#define VKI_TIOCNOTTY 0x5422
#define VKI_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */
#define VKI_TIOCGPTN _VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
#define VKI_TIOCSPTLCK _VKI_IOW('T',0x31, int) /* Lock/unlock Pty */
#define VKI_FIONCLEX 0x5450
#define VKI_FIOCLEX 0x5451
#define VKI_FIOASYNC 0x5452
#define VKI_TIOCSERGETLSR 0x5459 /* Get line status register */
#define VKI_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/poll.h
//----------------------------------------------------------------------
/* These are specified by iBCS2 */
#define VKI_POLLIN 0x0001
struct vki_pollfd {
int fd;
short events;
short revents;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/user.h
//----------------------------------------------------------------------
struct vki_user_i387_struct {
long cwd;
long swd;
long twd;
long fip;
long fcs;
long foo;
long fos;
long st_space[20]; /* 8*10 bytes for each FP-reg = 80 bytes */
};
struct vki_user_fxsr_struct {
unsigned short cwd;
unsigned short swd;
unsigned short twd;
unsigned short fop;
long fip;
long fcs;
long foo;
long fos;
long mxcsr;
long reserved;
long st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */
long xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */
long padding[56];
};
/*
* This is the old layout of "struct pt_regs", and
* is still the layout used by user mode (the new
* pt_regs doesn't have all registers as the kernel
* doesn't use the extra segment registers)
*/
struct vki_user_regs_struct {
long ebx, ecx, edx, esi, edi, ebp, eax;
unsigned short ds, __ds, es, __es;
unsigned short fs, __fs, gs, __gs;
long orig_eax, eip;
unsigned short cs, __cs;
long eflags, esp;
unsigned short ss, __ss;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/elf.h
//----------------------------------------------------------------------
typedef unsigned long vki_elf_greg_t;
#define VKI_ELF_NGREG (sizeof (struct vki_user_regs_struct) / sizeof(vki_elf_greg_t))
typedef vki_elf_greg_t vki_elf_gregset_t[VKI_ELF_NGREG];
typedef struct vki_user_i387_struct vki_elf_fpregset_t;
typedef struct vki_user_fxsr_struct vki_elf_fpxregset_t;
#define VKI_AT_SYSINFO 32
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/ucontext.h
//----------------------------------------------------------------------
struct vki_ucontext {
unsigned long uc_flags;
struct vki_ucontext *uc_link;
vki_stack_t uc_stack;
struct vki_sigcontext uc_mcontext;
vki_sigset_t uc_sigmask; /* mask last for extensibility */
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/segment.h
//----------------------------------------------------------------------
#define VKI_GDT_ENTRY_TLS_ENTRIES 3
#define VKI_GDT_ENTRY_TLS_MIN 6
#define VKI_GDT_ENTRY_TLS_MAX (VKI_GDT_ENTRY_TLS_MIN + VKI_GDT_ENTRY_TLS_ENTRIES - 1)
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/ldt.h
//----------------------------------------------------------------------
/* [[Nb: This is the structure passed to the modify_ldt syscall. Just so as
to confuse and annoy everyone, this is _not_ the same as an
VgLdtEntry and has to be translated into such. The logic for doing
so, in vg_ldt.c, is copied from the kernel sources.]] */
struct vki_user_desc {
unsigned int entry_number;
unsigned long base_addr;
unsigned int limit;
unsigned int seg_32bit:1;
unsigned int contents:2;
unsigned int read_exec_only:1;
unsigned int limit_in_pages:1;
unsigned int seg_not_present:1;
unsigned int useable:1;
// [[Nb: this field is not in the kernel sources, but it has always
// been in the Valgrind sources so I will keep it there in case it's
// important... this is an x86-defined data structure so who
// knows; maybe it's important to set this field to zero at some
// point. --njn]]
unsigned int reserved:25;
};
// [[Nb: for our convenience within Valgrind, use a more specific name]]
typedef struct vki_user_desc vki_modify_ldt_t;
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/ipcbuf.h
//----------------------------------------------------------------------
struct vki_ipc64_perm
{
__vki_kernel_key_t key;
__vki_kernel_uid32_t uid;
__vki_kernel_gid32_t gid;
__vki_kernel_uid32_t cuid;
__vki_kernel_gid32_t cgid;
__vki_kernel_mode_t mode;
unsigned short __pad1;
unsigned short seq;
unsigned short __pad2;
unsigned long __unused1;
unsigned long __unused2;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/sembuf.h
//----------------------------------------------------------------------
struct vki_semid64_ds {
struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */
__vki_kernel_time_t sem_otime; /* last semop time */
unsigned long __unused1;
__vki_kernel_time_t sem_ctime; /* last change time */
unsigned long __unused2;
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused3;
unsigned long __unused4;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/msgbuf.h
//----------------------------------------------------------------------
struct vki_msqid64_ds {
struct vki_ipc64_perm msg_perm;
__vki_kernel_time_t msg_stime; /* last msgsnd time */
unsigned long __unused1;
__vki_kernel_time_t msg_rtime; /* last msgrcv time */
unsigned long __unused2;
__vki_kernel_time_t msg_ctime; /* last change time */
unsigned long __unused3;
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
__vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */
__vki_kernel_pid_t msg_lrpid; /* last receive pid */
unsigned long __unused4;
unsigned long __unused5;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/ipc.h
//----------------------------------------------------------------------
struct vki_ipc_kludge {
struct vki_msgbuf __user *msgp;
long msgtyp;
};
#define VKI_SEMOP 1
#define VKI_SEMGET 2
#define VKI_SEMCTL 3
#define VKI_SEMTIMEDOP 4
#define VKI_MSGSND 11
#define VKI_MSGRCV 12
#define VKI_MSGGET 13
#define VKI_MSGCTL 14
#define VKI_SHMAT 21
#define VKI_SHMDT 22
#define VKI_SHMGET 23
#define VKI_SHMCTL 24
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-i386/shmbuf.h
//----------------------------------------------------------------------
struct vki_shmid64_ds {
struct vki_ipc64_perm shm_perm; /* operation perms */
vki_size_t shm_segsz; /* size of segment (bytes) */
__vki_kernel_time_t shm_atime; /* last attach time */
unsigned long __unused1;
__vki_kernel_time_t shm_dtime; /* last detach time */
unsigned long __unused2;
__vki_kernel_time_t shm_ctime; /* last change time */
unsigned long __unused3;
__vki_kernel_pid_t shm_cpid; /* pid of creator */
__vki_kernel_pid_t shm_lpid; /* pid of last operator */
unsigned long shm_nattch; /* no. of current attaches */
unsigned long __unused4;
unsigned long __unused5;
};
struct vki_shminfo64 {
unsigned long shmmax;
unsigned long shmmin;
unsigned long shmmni;
unsigned long shmseg;
unsigned long shmall;
unsigned long __unused1;
unsigned long __unused2;
unsigned long __unused3;
unsigned long __unused4;
};
//----------------------------------------------------------------------
// DRM ioctls
//----------------------------------------------------------------------
// jrs 20050207: where did all this stuff come from? Is it really
// i386 specific, or should it go into the linux-generic category?
//struct vki_drm_buf_pub {
// Int idx; /**< Index into the master buffer list */
// Int total; /**< Buffer size */
// Int used; /**< Amount of buffer in use (for DMA) */
// void __user *address; /**< Address of buffer */
//};
//
//struct vki_drm_buf_map {
// Int count; /**< Length of the buffer list */
// void __user *virtual; /**< Mmap'd area in user-virtual */
// struct vki_drm_buf_pub __user *list; /**< Buffer information */
//};
//
///* We need to pay attention to this, because it mmaps memory */
//#define VKI_DRM_IOCTL_MAP_BUFS _VKI_IOWR('d', 0x19, struct vki_drm_buf_map)
//----------------------------------------------------------------------
// From linux-2.6.9/include/asm-i386/ptrace.h
//----------------------------------------------------------------------
#define VKI_PTRACE_GETREGS 12
#define VKI_PTRACE_SETREGS 13
#define VKI_PTRACE_GETFPREGS 14
#define VKI_PTRACE_SETFPREGS 15
#define VKI_PTRACE_GETFPXREGS 18
#define VKI_PTRACE_SETFPXREGS 19
#define VKI_PTRACE_GET_THREAD_AREA 25
#define VKI_PTRACE_SET_THREAD_AREA 26
//----------------------------------------------------------------------
// From linux-2.6.15.4/include/asm-i386/vm86.h
//----------------------------------------------------------------------
#define VKI_VM86_PLUS_INSTALL_CHECK 0
#define VKI_VM86_ENTER 1
#define VKI_VM86_ENTER_NO_BYPASS 2
#define VKI_VM86_REQUEST_IRQ 3
#define VKI_VM86_FREE_IRQ 4
#define VKI_VM86_GET_IRQ_BITS 5
#define VKI_VM86_GET_AND_RESET_IRQ 6
struct vki_vm86_regs {
/*
* normal regs, with special meaning for the segment descriptors..
*/
long ebx;
long ecx;
long edx;
long esi;
long edi;
long ebp;
long eax;
long __null_ds;
long __null_es;
long __null_fs;
long __null_gs;
long orig_eax;
long eip;
unsigned short cs, __csh;
long eflags;
long esp;
unsigned short ss, __ssh;
/*
* these are specific to v86 mode:
*/
unsigned short es, __esh;
unsigned short ds, __dsh;
unsigned short fs, __fsh;
unsigned short gs, __gsh;
};
struct vki_revectored_struct {
unsigned long __map[8]; /* 256 bits */
};
struct vki_vm86_struct {
struct vki_vm86_regs regs;
unsigned long flags;
unsigned long screen_bitmap;
unsigned long cpu_type;
struct vki_revectored_struct int_revectored;
struct vki_revectored_struct int21_revectored;
};
struct vki_vm86plus_info_struct {
unsigned long force_return_for_pic:1;
unsigned long vm86dbg_active:1; /* for debugger */
unsigned long vm86dbg_TFpendig:1; /* for debugger */
unsigned long unused:28;
unsigned long is_vm86pus:1; /* for vm86 internal use */
unsigned char vm86dbg_intxxtab[32]; /* for debugger */
};
struct vki_vm86plus_struct {
struct vki_vm86_regs regs;
unsigned long flags;
unsigned long screen_bitmap;
unsigned long cpu_type;
struct vki_revectored_struct int_revectored;
struct vki_revectored_struct int21_revectored;
struct vki_vm86plus_info_struct vm86plus;
};
//----------------------------------------------------------------------
// From linux-2.6.8.1/include/asm-generic/errno.h
//----------------------------------------------------------------------
#define VKI_ENOSYS 38 /* Function not implemented */
#define VKI_EOVERFLOW 75 /* Value too large for defined data type */
//----------------------------------------------------------------------
// And that's it!
//----------------------------------------------------------------------
#endif // __VKI_X86_LINUX_H
/*--------------------------------------------------------------------*/
/*--- end ---*/
/*--------------------------------------------------------------------*/