arch/um/include/user_util.h

   1 /*
   2  * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
   3  * Licensed under the GPL
   4  */
   5
   6 #ifndef __USER_UTIL_H__
   7 #define __USER_UTIL_H__
   8
   9 #include "sysdep/ptrace.h"
  10
  11 /* Copied from kernel.h */
  12 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
  13
  14 #define CATCH_EINTR(expr) while ((errno = 0, ((expr) < 0)) && (errno == EINTR))
  15
  16 extern int mode_tt;
  17
  18 extern int grantpt(int __fd);
  19 extern int unlockpt(int __fd);
  20 extern char *ptsname(int __fd);
  21
  22 struct cpu_task {
  23         int pid;
  24         void *task;
  25 };
  26
  27 extern struct cpu_task cpu_tasks[];
  28
  29 extern void (*sig_info[])(int, union uml_pt_regs *);
  30
  31 extern unsigned long low_physmem;
  32 extern unsigned long high_physmem;
  33 extern unsigned long uml_physmem;
  34 extern unsigned long uml_reserved;
  35 extern unsigned long end_vm;
  36 extern unsigned long start_vm;
  37 extern unsigned long long highmem;
  38
  39 extern char host_info[];
  40
  41 extern char saved_command_line[];
  42
  43 extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
  44 extern unsigned long _unprotected_end;
  45 extern unsigned long brk_start;
  46
  47 extern int pty_output_sigio;
  48 extern int pty_close_sigio;
  49
  50 extern void *add_signal_handler(int sig, void (*handler)(int));
  51 extern int linux_main(int argc, char **argv);
  52 extern void set_cmdline(char *cmd);
  53 extern void input_cb(void (*proc)(void *), void *arg, int arg_len);
  54 extern int get_pty(void);
  55 extern void *um_kmalloc(int size);
  56 extern int switcheroo(int fd, int prot, void *from, void *to, int size);
  57 extern void do_exec(int old_pid, int new_pid);
  58 extern void tracer_panic(char *msg, ...)
  59         __attribute__ ((format (printf, 1, 2)));
  60 extern int detach(int pid, int sig);
  61 extern int attach(int pid);
  62 extern void kill_child_dead(int pid);
  63 extern int cont(int pid);
  64 extern void check_sigio(void);
  65 extern void arch_check_bugs(void);
  66 extern int cpu_feature(char *what, char *buf, int len);
  67 extern int arch_handle_signal(int sig, union uml_pt_regs *regs);
  68 extern int arch_fixup(unsigned long address, void *sc_ptr);
  69 extern void arch_init_thread(void);
  70 extern int raw(int fd);
  71
  72 #endif