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