user.h raw

   1  #undef __WORDSIZE
   2  #define __WORDSIZE 32
   3  
   4  typedef struct user_fpregs_struct {
   5  	uint16_t cwd, swd, ftw, fop;
   6  	uint64_t rip, rdp;
   7  	uint32_t mxcsr, mxcr_mask;
   8  	uint32_t st_space[32], xmm_space[64], padding[24];
   9  } elf_fpregset_t;
  10  
  11  struct user_regs_struct {
  12  	unsigned long r15, r14, r13, r12, rbp, rbx, r11, r10, r9, r8;
  13  	unsigned long rax, rcx, rdx, rsi, rdi, orig_rax, rip;
  14  	unsigned long cs, eflags, rsp, ss, fs_base, gs_base, ds, es, fs, gs;
  15  };
  16  #define ELF_NGREG 27
  17  typedef unsigned long long elf_greg_t, elf_gregset_t[ELF_NGREG];
  18  
  19  struct user {
  20  	struct user_regs_struct		regs;
  21  	int				u_fpvalid;
  22  	struct user_fpregs_struct	i387;
  23  	unsigned long			u_tsize;
  24  	unsigned long			u_dsize;
  25  	unsigned long			u_ssize;
  26  	unsigned long			start_code;
  27  	unsigned long			start_stack;
  28  	long				signal;
  29  	int				reserved;
  30  	struct user_regs_struct		*u_ar0;
  31  	struct user_fpregs_struct	*u_fpstate;
  32  	unsigned long			magic;
  33  	char				u_comm[32];
  34  	unsigned long			u_debugreg[8];
  35  };
  36  
  37  #define PAGE_MASK		(~(PAGESIZE-1))
  38  #define NBPG			PAGESIZE
  39  #define UPAGES			1
  40  #define HOST_TEXT_START_ADDR	(u.start_code)
  41  #define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
  42