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