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 #ifdef __KERNEL__ 8 #include <linux/user.h> 9 #endif 10 #include <linux/ptrace.h> 11 12 struct elf_siginfo 13 { 14 int si_signo; /* signal number */ 15 int si_code; /* extra code */ 16 int si_errno; /* errno */ 17 }; 18 19 #ifdef __KERNEL__ 20 #include <asm/elf.h> 21 #endif 22 23 #ifndef __KERNEL__ 24 typedef elf_greg_t greg_t; 25 typedef elf_gregset_t gregset_t; 26 typedef elf_fpregset_t fpregset_t; 27 typedef elf_fpxregset_t fpxregset_t; 28 #define NGREG ELF_NGREG 29 #endif 30 31 /* 32 * Definitions to generate Intel SVR4-like core files. 33 * These mostly have the same names as the SVR4 types with "elf_" 34 * tacked on the front to prevent clashes with linux definitions, 35 * and the typedef forms have been avoided. This is mostly like 36 * the SVR4 structure, but more Linuxy, with things that Linux does 37 * not support and which gdb doesn't really use excluded. 38 * Fields present but not used are marked with "XXX". 39 */ 40 struct elf_prstatus 41 { 42 #if 0 43 long pr_flags; /* XXX Process flags */ 44 short pr_why; /* XXX Reason for process halt */ 45 short pr_what; /* XXX More detailed reason */ 46 #endif 47 struct elf_siginfo pr_info; /* Info associated with signal */ 48 short pr_cursig; /* Current signal */ 49 unsigned long pr_sigpend; /* Set of pending signals */ 50 unsigned long pr_sighold; /* Set of held signals */ 51 #if 0 52 struct sigaltstack pr_altstack; /* Alternate stack info */ 53 struct sigaction pr_action; /* Signal action for current sig */ 54 #endif 55 pid_t pr_pid; 56 pid_t pr_ppid; 57 pid_t pr_pgrp; 58 pid_t pr_sid; 59 struct timeval pr_utime; /* User time */ 60 struct timeval pr_stime; /* System time */ 61 struct timeval pr_cutime; /* Cumulative user time */ 62 struct timeval pr_cstime; /* Cumulative system time */ 63 #if 0 64 long pr_instr; /* Current instruction */ 65 #endif 66 elf_gregset_t pr_reg; /* GP registers */ 67 #ifdef CONFIG_BINFMT_ELF_FDPIC 68 /* When using FDPIC, the loadmap addresses need to be communicated 69 * to GDB in order for GDB to do the necessary relocations. The 70 * fields (below) used to communicate this information are placed 71 * immediately after ``pr_reg'', so that the loadmap addresses may 72 * be viewed as part of the register set if so desired. 73 */ 74 unsigned long pr_exec_fdpic_loadmap; 75 unsigned long pr_interp_fdpic_loadmap; 76 #endif 77 int pr_fpvalid; /* True if math co-processor being used. */ 78 }; 79 80 #define ELF_PRARGSZ (80) /* Number of chars for args */ 81 82 struct elf_prpsinfo 83 { 84 char pr_state; /* numeric process state */ 85 char pr_sname; /* char for pr_state */ 86 char pr_zomb; /* zombie */ 87 char pr_nice; /* nice val */ 88 unsigned long pr_flag; /* flags */ 89 __kernel_uid_t pr_uid; 90 __kernel_gid_t pr_gid; 91 pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid; 92 /* Lots missing */ 93 char pr_fname[16]; /* filename of executable */ 94 char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */ 95 }; 96 97 #ifndef __KERNEL__ 98 typedef struct elf_prstatus prstatus_t; 99 typedef struct elf_prpsinfo prpsinfo_t; 100 #define PRARGSZ ELF_PRARGSZ 101 #endif 102 103 #ifdef __KERNEL__ 104 static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs) 105 { 106 #ifdef ELF_CORE_COPY_REGS 107 ELF_CORE_COPY_REGS((*elfregs), regs) 108 #else 109 BUG_ON(sizeof(*elfregs) != sizeof(*regs)); 110 *(struct pt_regs *)elfregs = *regs; 111 #endif 112 } 113 114 static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs) 115 { 116 #ifdef ELF_CORE_COPY_TASK_REGS 117 118 return ELF_CORE_COPY_TASK_REGS(t, elfregs); 119 #endif 120 return 0; 121 } 122 123 extern int dump_fpu (struct pt_regs *, elf_fpregset_t *); 124 125 static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_regs *regs, elf_fpregset_t *fpu) 126 { 127 #ifdef ELF_CORE_COPY_FPREGS 128 return ELF_CORE_COPY_FPREGS(t, fpu); 129 #else 130 return dump_fpu(regs, fpu); 131 #endif 132 } 133 134 #ifdef ELF_CORE_COPY_XFPREGS 135 static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu) 136 { 137 return ELF_CORE_COPY_XFPREGS(t, xfpu); 138 } 139 #endif 140 141 #endif /* __KERNEL__ */ 142 143 144 #endif /* _LINUX_ELFCORE_H */ 145