forked from luck/tmp_suning_uos_patched
179 lines
3.9 KiB
C
179 lines
3.9 KiB
C
#ifndef _ASM_X86_64_IA32_H
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#define _ASM_X86_64_IA32_H
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#ifdef CONFIG_IA32_EMULATION
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#include <linux/compat.h>
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/*
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* 32 bit structures for IA32 support.
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*/
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#include <asm/sigcontext32.h>
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/* signal.h */
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struct sigaction32 {
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unsigned int sa_handler; /* Really a pointer, but need to deal
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with 32 bits */
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unsigned int sa_flags;
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unsigned int sa_restorer; /* Another 32 bit pointer */
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compat_sigset_t sa_mask; /* A 32 bit mask */
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};
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struct old_sigaction32 {
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unsigned int sa_handler; /* Really a pointer, but need to deal
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with 32 bits */
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compat_old_sigset_t sa_mask; /* A 32 bit mask */
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unsigned int sa_flags;
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unsigned int sa_restorer; /* Another 32 bit pointer */
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};
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typedef struct sigaltstack_ia32 {
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unsigned int ss_sp;
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int ss_flags;
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unsigned int ss_size;
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} stack_ia32_t;
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struct ucontext_ia32 {
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unsigned int uc_flags;
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unsigned int uc_link;
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stack_ia32_t uc_stack;
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struct sigcontext_ia32 uc_mcontext;
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compat_sigset_t uc_sigmask; /* mask last for extensibility */
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};
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/* This matches struct stat64 in glibc2.2, hence the absolutely
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* insane amounts of padding around dev_t's.
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*/
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struct stat64 {
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unsigned long long st_dev;
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unsigned char __pad0[4];
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#define STAT64_HAS_BROKEN_ST_INO 1
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unsigned int __st_ino;
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unsigned int st_mode;
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unsigned int st_nlink;
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unsigned int st_uid;
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unsigned int st_gid;
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unsigned long long st_rdev;
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unsigned char __pad3[4];
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long long st_size;
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unsigned int st_blksize;
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long long st_blocks;/* Number 512-byte blocks allocated. */
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unsigned st_atime;
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unsigned st_atime_nsec;
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unsigned st_mtime;
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unsigned st_mtime_nsec;
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unsigned st_ctime;
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unsigned st_ctime_nsec;
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unsigned long long st_ino;
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} __attribute__((packed));
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typedef struct compat_siginfo{
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int si_signo;
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int si_errno;
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int si_code;
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union {
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int _pad[((128/sizeof(int)) - 3)];
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/* kill() */
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struct {
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unsigned int _pid; /* sender's pid */
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unsigned int _uid; /* sender's uid */
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} _kill;
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/* POSIX.1b timers */
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struct {
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compat_timer_t _tid; /* timer id */
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int _overrun; /* overrun count */
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compat_sigval_t _sigval; /* same as below */
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int _sys_private; /* not to be passed to user */
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int _overrun_incr; /* amount to add to overrun */
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} _timer;
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/* POSIX.1b signals */
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struct {
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unsigned int _pid; /* sender's pid */
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unsigned int _uid; /* sender's uid */
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compat_sigval_t _sigval;
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} _rt;
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/* SIGCHLD */
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struct {
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unsigned int _pid; /* which child */
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unsigned int _uid; /* sender's uid */
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int _status; /* exit code */
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compat_clock_t _utime;
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compat_clock_t _stime;
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} _sigchld;
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/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
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struct {
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unsigned int _addr; /* faulting insn/memory ref. */
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} _sigfault;
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/* SIGPOLL */
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struct {
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int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
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int _fd;
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} _sigpoll;
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} _sifields;
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} compat_siginfo_t;
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struct sigframe32
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{
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u32 pretcode;
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int sig;
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struct sigcontext_ia32 sc;
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struct _fpstate_ia32 fpstate;
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unsigned int extramask[_COMPAT_NSIG_WORDS-1];
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};
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struct rt_sigframe32
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{
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u32 pretcode;
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int sig;
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u32 pinfo;
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u32 puc;
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compat_siginfo_t info;
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struct ucontext_ia32 uc;
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struct _fpstate_ia32 fpstate;
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};
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struct ustat32 {
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__u32 f_tfree;
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compat_ino_t f_tinode;
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char f_fname[6];
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char f_fpack[6];
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};
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#define IA32_STACK_TOP IA32_PAGE_OFFSET
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#ifdef __KERNEL__
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struct user_desc;
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struct siginfo_t;
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int do_get_thread_area(struct thread_struct *t, struct user_desc __user *info);
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int do_set_thread_area(struct thread_struct *t, struct user_desc __user *info);
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int ia32_child_tls(struct task_struct *p, struct pt_regs *childregs);
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struct linux_binprm;
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extern int ia32_setup_arg_pages(struct linux_binprm *bprm,
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unsigned long stack_top, int exec_stack);
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struct mm_struct;
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extern void ia32_pick_mmap_layout(struct mm_struct *mm);
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#endif
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#endif /* !CONFIG_IA32_SUPPORT */
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#endif
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