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- #ifndef _LINUX_ELFCORE_H
- #define _LINUX_ELFCORE_H
- #include <linux/user.h>
- #include <linux/bug.h>
- #include <asm/elf.h>
- #include <uapi/linux/elfcore.h>
- struct coredump_params;
- static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs)
- {
- #ifdef ELF_CORE_COPY_REGS
- ELF_CORE_COPY_REGS((*elfregs), regs)
- #else
- BUG_ON(sizeof(*elfregs) != sizeof(*regs));
- *(struct pt_regs *)elfregs = *regs;
- #endif
- }
- static inline void elf_core_copy_kernel_regs(elf_gregset_t *elfregs, struct pt_regs *regs)
- {
- #ifdef ELF_CORE_COPY_KERNEL_REGS
- ELF_CORE_COPY_KERNEL_REGS((*elfregs), regs);
- #else
- elf_core_copy_regs(elfregs, regs);
- #endif
- }
- static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs)
- {
- #if defined (ELF_CORE_COPY_TASK_REGS)
- return ELF_CORE_COPY_TASK_REGS(t, elfregs);
- #elif defined (task_pt_regs)
- elf_core_copy_regs(elfregs, task_pt_regs(t));
- #endif
- return 0;
- }
- extern int dump_fpu (struct pt_regs *, elf_fpregset_t *);
- static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_regs *regs, elf_fpregset_t *fpu)
- {
- #ifdef ELF_CORE_COPY_FPREGS
- return ELF_CORE_COPY_FPREGS(t, fpu);
- #else
- return dump_fpu(regs, fpu);
- #endif
- }
- #ifdef ELF_CORE_COPY_XFPREGS
- static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu)
- {
- return ELF_CORE_COPY_XFPREGS(t, xfpu);
- }
- #endif
- /*
- * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out
- * extra segments containing the gate DSO contents. Dumping its
- * contents makes post-mortem fully interpretable later without matching up
- * the same kernel and hardware config to see what PC values meant.
- * Dumping its extra ELF program headers includes all the other information
- * a debugger needs to easily find how the gate DSO was being used.
- */
- extern Elf_Half elf_core_extra_phdrs(void);
- extern int
- elf_core_write_extra_phdrs(struct coredump_params *cprm, loff_t offset);
- extern int
- elf_core_write_extra_data(struct coredump_params *cprm);
- extern size_t elf_core_extra_data_size(void);
- #endif /* _LINUX_ELFCORE_H */
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