Commit | Line | Data |
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1da177e4 LT |
1 | #ifndef _LINUX_ELFCORE_H |
2 | #define _LINUX_ELFCORE_H | |
3 | ||
1da177e4 | 4 | #include <linux/user.h> |
187f1882 | 5 | #include <linux/bug.h> |
1da177e4 | 6 | #include <asm/elf.h> |
607ca46e | 7 | #include <uapi/linux/elfcore.h> |
1da177e4 | 8 | |
1da177e4 LT |
9 | static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs) |
10 | { | |
11 | #ifdef ELF_CORE_COPY_REGS | |
12 | ELF_CORE_COPY_REGS((*elfregs), regs) | |
13 | #else | |
14 | BUG_ON(sizeof(*elfregs) != sizeof(*regs)); | |
15 | *(struct pt_regs *)elfregs = *regs; | |
16 | #endif | |
17 | } | |
18 | ||
6cd61c0b TH |
19 | static inline void elf_core_copy_kernel_regs(elf_gregset_t *elfregs, struct pt_regs *regs) |
20 | { | |
21 | #ifdef ELF_CORE_COPY_KERNEL_REGS | |
22 | ELF_CORE_COPY_KERNEL_REGS((*elfregs), regs); | |
23 | #else | |
24 | elf_core_copy_regs(elfregs, regs); | |
25 | #endif | |
26 | } | |
27 | ||
1da177e4 LT |
28 | static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs) |
29 | { | |
e9bf0cc7 | 30 | #if defined (ELF_CORE_COPY_TASK_REGS) |
1da177e4 | 31 | return ELF_CORE_COPY_TASK_REGS(t, elfregs); |
e9bf0cc7 | 32 | #elif defined (task_pt_regs) |
a65e7bfc | 33 | elf_core_copy_regs(elfregs, task_pt_regs(t)); |
1da177e4 LT |
34 | #endif |
35 | return 0; | |
36 | } | |
37 | ||
38 | extern int dump_fpu (struct pt_regs *, elf_fpregset_t *); | |
39 | ||
40 | static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_regs *regs, elf_fpregset_t *fpu) | |
41 | { | |
42 | #ifdef ELF_CORE_COPY_FPREGS | |
43 | return ELF_CORE_COPY_FPREGS(t, fpu); | |
44 | #else | |
45 | return dump_fpu(regs, fpu); | |
46 | #endif | |
47 | } | |
48 | ||
49 | #ifdef ELF_CORE_COPY_XFPREGS | |
50 | static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu) | |
51 | { | |
52 | return ELF_CORE_COPY_XFPREGS(t, xfpu); | |
53 | } | |
54 | #endif | |
55 | ||
1fcccbac DH |
56 | /* |
57 | * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out | |
58 | * extra segments containing the gate DSO contents. Dumping its | |
59 | * contents makes post-mortem fully interpretable later without matching up | |
60 | * the same kernel and hardware config to see what PC values meant. | |
61 | * Dumping its extra ELF program headers includes all the other information | |
62 | * a debugger needs to easily find how the gate DSO was being used. | |
63 | */ | |
64 | extern Elf_Half elf_core_extra_phdrs(void); | |
65 | extern int | |
66 | elf_core_write_extra_phdrs(struct file *file, loff_t offset, size_t *size, | |
67 | unsigned long limit); | |
68 | extern int | |
69 | elf_core_write_extra_data(struct file *file, size_t *size, unsigned long limit); | |
8d9032bb | 70 | extern size_t elf_core_extra_data_size(void); |
1da177e4 LT |
71 | |
72 | #endif /* _LINUX_ELFCORE_H */ |