1  /* Copyright (C) 1998-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #ifndef _SYS_USER_H
      19  #define _SYS_USER_H	1
      20  
      21  #include <asm/ptrace.h>
      22  #include <stddef.h>
      23  
      24  /* asm/ptrace.h pollutes the namespace.  */
      25  #undef PTRACE_GETREGS
      26  #undef PTRACE_SETREGS
      27  #undef PTRACE_GETFPREGS
      28  #undef PTRACE_SETFPREGS
      29  #undef PTRACE_GETFDPIC
      30  #undef PTRACE_GETFDPIC_EXEC
      31  #undef PTRACE_GETFDPIC_INTERP
      32  #undef	PTRACE_GETDSPREGS
      33  #undef	PTRACE_SETDSPREGS
      34  
      35  typedef unsigned long elf_greg_t;
      36  
      37  #define ELF_NGREG (sizeof (struct pt_regs) / sizeof (elf_greg_t))
      38  typedef elf_greg_t elf_gregset_t[ELF_NGREG];
      39  
      40  struct user_fpu_struct
      41    {
      42      unsigned long fp_regs[16];
      43      unsigned long xfp_regs[16];
      44      unsigned long fpscr;
      45      unsigned long fpul;
      46    };
      47  typedef struct user_fpu_struct elf_fpregset_t;
      48  
      49  struct user
      50    {
      51      struct pt_regs regs;
      52      struct user_fpu_struct fpu;
      53      int u_fpvalid;
      54      size_t u_tsize;
      55      size_t u_dsize;
      56      size_t u_ssize;
      57      unsigned long start_code;
      58      unsigned long start_data;
      59      unsigned long start_stack;
      60      long int signal;
      61      unsigned long u_ar0;
      62      struct user_fpu_struct *u_fpstate;
      63      unsigned long magic;
      64      char u_comm[32];
      65    };
      66  
      67  #endif  /* sys/user.h */