include/linux/elfcore.h

   1 #ifndef _LINUX_ELFCORE_H
   2 #define _LINUX_ELFCORE_H
   3
   4 #include <linux/types.h>
   5 #include <linux/signal.h>
   6 #include <linux/time.h>
   7 #include <linux/user.h>
   8
   9 struct elf_siginfo
  10 {
  11         int     si_signo;                       /* signal number */
  12         int     si_code;                        /* extra code */
  13         int     si_errno;                       /* errno */
  14 };
  15
  16 #include <asm/elf.h>
  17
  18 #ifndef __KERNEL__
  19 typedef elf_greg_t greg_t;
  20 typedef elf_gregset_t gregset_t;
  21 typedef elf_fpregset_t fpregset_t;
  22 typedef elf_fpxregset_t fpxregset_t;
  23 #define NGREG ELF_NGREG
  24 #endif
  25
  26 /*
  27  * Definitions to generate Intel SVR4-like core files.
  28  * These mostly have the same names as the SVR4 types with "elf_"
  29  * tacked on the front to prevent clashes with linux definitions,
  30  * and the typedef forms have been avoided.  This is mostly like
  31  * the SVR4 structure, but more Linuxy, with things that Linux does
  32  * not support and which gdb doesn't really use excluded.
  33  * Fields present but not used are marked with "XXX".
  34  */
  35 struct elf_prstatus
  36 {
  37 #if 0
  38         long    pr_flags;       /* XXX Process flags */
  39         short   pr_why;         /* XXX Reason for process halt */
  40         short   pr_what;        /* XXX More detailed reason */
  41 #endif
  42         struct elf_siginfo pr_info;     /* Info associated with signal */
  43         short   pr_cursig;              /* Current signal */
  44         unsigned long pr_sigpend;       /* Set of pending signals */
  45         unsigned long pr_sighold;       /* Set of held signals */
  46 #if 0
  47         struct sigaltstack pr_altstack; /* Alternate stack info */
  48         struct sigaction pr_action;     /* Signal action for current sig */
  49 #endif
  50         pid_t   pr_pid;
  51         pid_t   pr_ppid;
  52         pid_t   pr_pgrp;
  53         pid_t   pr_sid;
  54         struct timeval pr_utime;        /* User time */
  55         struct timeval pr_stime;        /* System time */
  56         struct timeval pr_cutime;       /* Cumulative user time */
  57         struct timeval pr_cstime;       /* Cumulative system time */
  58 #if 0
  59         long    pr_instr;               /* Current instruction */
  60 #endif
  61         elf_gregset_t pr_reg;   /* GP registers */
  62         int pr_fpvalid;         /* True if math co-processor being used.  */
  63 };
  64
  65 #define ELF_PRARGSZ     (80)    /* Number of chars for args */
  66
  67 struct elf_prpsinfo
  68 {
  69         char    pr_state;       /* numeric process state */
  70         char    pr_sname;       /* char for pr_state */
  71         char    pr_zomb;        /* zombie */
  72         char    pr_nice;        /* nice val */
  73         unsigned long pr_flag;  /* flags */
  74         __kernel_uid_t  pr_uid;
  75         __kernel_gid_t  pr_gid;
  76         pid_t   pr_pid, pr_ppid, pr_pgrp, pr_sid;
  77         /* Lots missing */
  78         char    pr_fname[16];   /* filename of executable */
  79         char    pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */
  80 };
  81
  82 #ifndef __KERNEL__
  83 typedef struct elf_prstatus prstatus_t;
  84 typedef struct elf_prpsinfo prpsinfo_t;
  85 #define PRARGSZ ELF_PRARGSZ
  86 #endif
  87
  88 #ifdef __KERNEL__
  89 static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs)
  90 {
  91 #ifdef ELF_CORE_COPY_REGS
  92         ELF_CORE_COPY_REGS((*elfregs), regs)
  93 #else
  94         BUG_ON(sizeof(*elfregs) != sizeof(*regs));
  95         *(struct pt_regs *)elfregs = *regs;
  96 #endif
  97 }
  98
  99 static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs)
 100 {
 101 #ifdef ELF_CORE_COPY_TASK_REGS
 102
 103         return ELF_CORE_COPY_TASK_REGS(t, elfregs);
 104 #endif
 105         return 0;
 106 }
 107
 108 extern int dump_fpu (struct pt_regs *, elf_fpregset_t *);
 109
 110 static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_regs *regs, elf_fpregset_t *fpu)
 111 {
 112 #ifdef ELF_CORE_COPY_FPREGS
 113         return ELF_CORE_COPY_FPREGS(t, fpu);
 114 #else
 115         return dump_fpu(regs, fpu);
 116 #endif
 117 }
 118
 119 #ifdef ELF_CORE_COPY_XFPREGS
 120 static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu)
 121 {
 122         return ELF_CORE_COPY_XFPREGS(t, xfpu);
 123 }
 124 #endif
 125
 126 #endif /* __KERNEL__ */
 127
 128
 129 #endif /* _LINUX_ELFCORE_H */