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tools/include: Add uapi/linux/elf.h

It will be used by the vDSO selftests.

Thomas Weißschuh committed 1 year ago

Commit 626fd351 parent e0d15891 file · +524 −0Browse files

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1+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2+#ifndef _LINUX_ELF_H
3+#define _LINUX_ELF_H
4+
5+#include <linux/types.h>
6+#include <linux/elf-em.h>
7+
8+/* 32-bit ELF base types. */
9+typedef __u32 Elf32_Addr;
10+typedef __u16 Elf32_Half;
11+typedef __u32 Elf32_Off;
12+typedef __s32 Elf32_Sword;
13+typedef __u32 Elf32_Word;
14+typedef __u16 Elf32_Versym;
15+
16+/* 64-bit ELF base types. */
17+typedef __u64 Elf64_Addr;
18+typedef __u16 Elf64_Half;
19+typedef __s16 Elf64_SHalf;
20+typedef __u64 Elf64_Off;
21+typedef __s32 Elf64_Sword;
22+typedef __u32 Elf64_Word;
23+typedef __u64 Elf64_Xword;
24+typedef __s64 Elf64_Sxword;
25+typedef __u16 Elf64_Versym;
26+
27+/* These constants are for the segment types stored in the image headers */
28+#define PT_NULL 0
29+#define PT_LOAD 1
30+#define PT_DYNAMIC 2
31+#define PT_INTERP 3
32+#define PT_NOTE 4
33+#define PT_SHLIB 5
34+#define PT_PHDR 6
35+#define PT_TLS 7 /* Thread local storage segment */
36+#define PT_LOOS 0x60000000 /* OS-specific */
37+#define PT_HIOS 0x6fffffff /* OS-specific */
38+#define PT_LOPROC 0x70000000
39+#define PT_HIPROC 0x7fffffff
40+#define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550)
41+#define PT_GNU_STACK (PT_LOOS + 0x474e551)
42+#define PT_GNU_RELRO (PT_LOOS + 0x474e552)
43+#define PT_GNU_PROPERTY (PT_LOOS + 0x474e553)
44+
45+
46+/* ARM MTE memory tag segment type */
47+#define PT_AARCH64_MEMTAG_MTE (PT_LOPROC + 0x2)
48+
49+/*
50+ * Extended Numbering
51+ *
52+ * If the real number of program header table entries is larger than
53+ * or equal to PN_XNUM(0xffff), it is set to sh_info field of the
54+ * section header at index 0, and PN_XNUM is set to e_phnum
55+ * field. Otherwise, the section header at index 0 is zero
56+ * initialized, if it exists.
57+ *
58+ * Specifications are available in:
59+ *
60+ * - Oracle: Linker and Libraries.
61+ * Part No: 817–1984–19, August 2011.
62+ * https://docs.oracle.com/cd/E18752_01/pdf/817-1984.pdf
63+ *
64+ * - System V ABI AMD64 Architecture Processor Supplement
65+ * Draft Version 0.99.4,
66+ * January 13, 2010.
67+ * http://www.cs.washington.edu/education/courses/cse351/12wi/supp-docs/abi.pdf
68+ */
69+#define PN_XNUM 0xffff
70+
71+/* These constants define the different elf file types */
72+#define ET_NONE 0
73+#define ET_REL 1
74+#define ET_EXEC 2
75+#define ET_DYN 3
76+#define ET_CORE 4
77+#define ET_LOPROC 0xff00
78+#define ET_HIPROC 0xffff
79+
80+/* This is the info that is needed to parse the dynamic section of the file */
81+#define DT_NULL 0
82+#define DT_NEEDED 1
83+#define DT_PLTRELSZ 2
84+#define DT_PLTGOT 3
85+#define DT_HASH 4
86+#define DT_STRTAB 5
87+#define DT_SYMTAB 6
88+#define DT_RELA 7
89+#define DT_RELASZ 8
90+#define DT_RELAENT 9
91+#define DT_STRSZ 10
92+#define DT_SYMENT 11
93+#define DT_INIT 12
94+#define DT_FINI 13
95+#define DT_SONAME 14
96+#define DT_RPATH 15
97+#define DT_SYMBOLIC 16
98+#define DT_REL 17
99+#define DT_RELSZ 18
100+#define DT_RELENT 19
101+#define DT_PLTREL 20
102+#define DT_DEBUG 21
103+#define DT_TEXTREL 22
104+#define DT_JMPREL 23
105+#define DT_ENCODING 32
106+#define OLD_DT_LOOS 0x60000000
107+#define DT_LOOS 0x6000000d
108+#define DT_HIOS 0x6ffff000
109+#define DT_VALRNGLO 0x6ffffd00
110+#define DT_VALRNGHI 0x6ffffdff
111+#define DT_ADDRRNGLO 0x6ffffe00
112+#define DT_GNU_HASH 0x6ffffef5
113+#define DT_ADDRRNGHI 0x6ffffeff
114+#define DT_VERSYM 0x6ffffff0
115+#define DT_RELACOUNT 0x6ffffff9
116+#define DT_RELCOUNT 0x6ffffffa
117+#define DT_FLAGS_1 0x6ffffffb
118+#define DT_VERDEF 0x6ffffffc
119+#define DT_VERDEFNUM 0x6ffffffd
120+#define DT_VERNEED 0x6ffffffe
121+#define DT_VERNEEDNUM 0x6fffffff
122+#define OLD_DT_HIOS 0x6fffffff
123+#define DT_LOPROC 0x70000000
124+#define DT_HIPROC 0x7fffffff
125+
126+/* This info is needed when parsing the symbol table */
127+#define STB_LOCAL 0
128+#define STB_GLOBAL 1
129+#define STB_WEAK 2
130+
131+#define STN_UNDEF 0
132+
133+#define STT_NOTYPE 0
134+#define STT_OBJECT 1
135+#define STT_FUNC 2
136+#define STT_SECTION 3
137+#define STT_FILE 4
138+#define STT_COMMON 5
139+#define STT_TLS 6
140+
141+#define VER_FLG_BASE 0x1
142+#define VER_FLG_WEAK 0x2
143+
144+#define ELF_ST_BIND(x) ((x) >> 4)
145+#define ELF_ST_TYPE(x) ((x) & 0xf)
146+#define ELF32_ST_BIND(x) ELF_ST_BIND(x)
147+#define ELF32_ST_TYPE(x) ELF_ST_TYPE(x)
148+#define ELF64_ST_BIND(x) ELF_ST_BIND(x)
149+#define ELF64_ST_TYPE(x) ELF_ST_TYPE(x)
150+
151+typedef struct {
152+ Elf32_Sword d_tag;
153+ union {
154+ Elf32_Sword d_val;
155+ Elf32_Addr d_ptr;
156+ } d_un;
157+} Elf32_Dyn;
158+
159+typedef struct {
160+ Elf64_Sxword d_tag; /* entry tag value */
161+ union {
162+ Elf64_Xword d_val;
163+ Elf64_Addr d_ptr;
164+ } d_un;
165+} Elf64_Dyn;
166+
167+/* The following are used with relocations */
168+#define ELF32_R_SYM(x) ((x) >> 8)
169+#define ELF32_R_TYPE(x) ((x) & 0xff)
170+
171+#define ELF64_R_SYM(i) ((i) >> 32)
172+#define ELF64_R_TYPE(i) ((i) & 0xffffffff)
173+
174+typedef struct elf32_rel {
175+ Elf32_Addr r_offset;
176+ Elf32_Word r_info;
177+} Elf32_Rel;
178+
179+typedef struct elf64_rel {
180+ Elf64_Addr r_offset; /* Location at which to apply the action */
181+ Elf64_Xword r_info; /* index and type of relocation */
182+} Elf64_Rel;
183+
184+typedef struct elf32_rela {
185+ Elf32_Addr r_offset;
186+ Elf32_Word r_info;
187+ Elf32_Sword r_addend;
188+} Elf32_Rela;
189+
190+typedef struct elf64_rela {
191+ Elf64_Addr r_offset; /* Location at which to apply the action */
192+ Elf64_Xword r_info; /* index and type of relocation */
193+ Elf64_Sxword r_addend; /* Constant addend used to compute value */
194+} Elf64_Rela;
195+
196+typedef struct elf32_sym {
197+ Elf32_Word st_name;
198+ Elf32_Addr st_value;
199+ Elf32_Word st_size;
200+ unsigned char st_info;
201+ unsigned char st_other;
202+ Elf32_Half st_shndx;
203+} Elf32_Sym;
204+
205+typedef struct elf64_sym {
206+ Elf64_Word st_name; /* Symbol name, index in string tbl */
207+ unsigned char st_info; /* Type and binding attributes */
208+ unsigned char st_other; /* No defined meaning, 0 */
209+ Elf64_Half st_shndx; /* Associated section index */
210+ Elf64_Addr st_value; /* Value of the symbol */
211+ Elf64_Xword st_size; /* Associated symbol size */
212+} Elf64_Sym;
213+
214+
215+#define EI_NIDENT 16
216+
217+typedef struct elf32_hdr {
218+ unsigned char e_ident[EI_NIDENT];
219+ Elf32_Half e_type;
220+ Elf32_Half e_machine;
221+ Elf32_Word e_version;
222+ Elf32_Addr e_entry; /* Entry point */
223+ Elf32_Off e_phoff;
224+ Elf32_Off e_shoff;
225+ Elf32_Word e_flags;
226+ Elf32_Half e_ehsize;
227+ Elf32_Half e_phentsize;
228+ Elf32_Half e_phnum;
229+ Elf32_Half e_shentsize;
230+ Elf32_Half e_shnum;
231+ Elf32_Half e_shstrndx;
232+} Elf32_Ehdr;
233+
234+typedef struct elf64_hdr {
235+ unsigned char e_ident[EI_NIDENT]; /* ELF "magic number" */
236+ Elf64_Half e_type;
237+ Elf64_Half e_machine;
238+ Elf64_Word e_version;
239+ Elf64_Addr e_entry; /* Entry point virtual address */
240+ Elf64_Off e_phoff; /* Program header table file offset */
241+ Elf64_Off e_shoff; /* Section header table file offset */
242+ Elf64_Word e_flags;
243+ Elf64_Half e_ehsize;
244+ Elf64_Half e_phentsize;
245+ Elf64_Half e_phnum;
246+ Elf64_Half e_shentsize;
247+ Elf64_Half e_shnum;
248+ Elf64_Half e_shstrndx;
249+} Elf64_Ehdr;
250+
251+/* These constants define the permissions on sections in the program
252+ header, p_flags. */
253+#define PF_R 0x4
254+#define PF_W 0x2
255+#define PF_X 0x1
256+
257+typedef struct elf32_phdr {
258+ Elf32_Word p_type;
259+ Elf32_Off p_offset;
260+ Elf32_Addr p_vaddr;
261+ Elf32_Addr p_paddr;
262+ Elf32_Word p_filesz;
263+ Elf32_Word p_memsz;
264+ Elf32_Word p_flags;
265+ Elf32_Word p_align;
266+} Elf32_Phdr;
267+
268+typedef struct elf64_phdr {
269+ Elf64_Word p_type;
270+ Elf64_Word p_flags;
271+ Elf64_Off p_offset; /* Segment file offset */
272+ Elf64_Addr p_vaddr; /* Segment virtual address */
273+ Elf64_Addr p_paddr; /* Segment physical address */
274+ Elf64_Xword p_filesz; /* Segment size in file */
275+ Elf64_Xword p_memsz; /* Segment size in memory */
276+ Elf64_Xword p_align; /* Segment alignment, file & memory */
277+} Elf64_Phdr;
278+
279+/* sh_type */
280+#define SHT_NULL 0
281+#define SHT_PROGBITS 1
282+#define SHT_SYMTAB 2
283+#define SHT_STRTAB 3
284+#define SHT_RELA 4
285+#define SHT_HASH 5
286+#define SHT_DYNAMIC 6
287+#define SHT_NOTE 7
288+#define SHT_NOBITS 8
289+#define SHT_REL 9
290+#define SHT_SHLIB 10
291+#define SHT_DYNSYM 11
292+#define SHT_NUM 12
293+#define SHT_LOPROC 0x70000000
294+#define SHT_HIPROC 0x7fffffff
295+#define SHT_LOUSER 0x80000000
296+#define SHT_HIUSER 0xffffffff
297+
298+/* sh_flags */
299+#define SHF_WRITE 0x1
300+#define SHF_ALLOC 0x2
301+#define SHF_EXECINSTR 0x4
302+#define SHF_RELA_LIVEPATCH 0x00100000
303+#define SHF_RO_AFTER_INIT 0x00200000
304+#define SHF_MASKPROC 0xf0000000
305+
306+/* special section indexes */
307+#define SHN_UNDEF 0
308+#define SHN_LORESERVE 0xff00
309+#define SHN_LOPROC 0xff00
310+#define SHN_HIPROC 0xff1f
311+#define SHN_LIVEPATCH 0xff20
312+#define SHN_ABS 0xfff1
313+#define SHN_COMMON 0xfff2
314+#define SHN_HIRESERVE 0xffff
315+
316+typedef struct elf32_shdr {
317+ Elf32_Word sh_name;
318+ Elf32_Word sh_type;
319+ Elf32_Word sh_flags;
320+ Elf32_Addr sh_addr;
321+ Elf32_Off sh_offset;
322+ Elf32_Word sh_size;
323+ Elf32_Word sh_link;
324+ Elf32_Word sh_info;
325+ Elf32_Word sh_addralign;
326+ Elf32_Word sh_entsize;
327+} Elf32_Shdr;
328+
329+typedef struct elf64_shdr {
330+ Elf64_Word sh_name; /* Section name, index in string tbl */
331+ Elf64_Word sh_type; /* Type of section */
332+ Elf64_Xword sh_flags; /* Miscellaneous section attributes */
333+ Elf64_Addr sh_addr; /* Section virtual addr at execution */
334+ Elf64_Off sh_offset; /* Section file offset */
335+ Elf64_Xword sh_size; /* Size of section in bytes */
336+ Elf64_Word sh_link; /* Index of another section */
337+ Elf64_Word sh_info; /* Additional section information */
338+ Elf64_Xword sh_addralign; /* Section alignment */
339+ Elf64_Xword sh_entsize; /* Entry size if section holds table */
340+} Elf64_Shdr;
341+
342+#define EI_MAG0 0 /* e_ident[] indexes */
343+#define EI_MAG1 1
344+#define EI_MAG2 2
345+#define EI_MAG3 3
346+#define EI_CLASS 4
347+#define EI_DATA 5
348+#define EI_VERSION 6
349+#define EI_OSABI 7
350+#define EI_PAD 8
351+
352+#define ELFMAG0 0x7f /* EI_MAG */
353+#define ELFMAG1 'E'
354+#define ELFMAG2 'L'
355+#define ELFMAG3 'F'
356+#define ELFMAG "\177ELF"
357+#define SELFMAG 4
358+
359+#define ELFCLASSNONE 0 /* EI_CLASS */
360+#define ELFCLASS32 1
361+#define ELFCLASS64 2
362+#define ELFCLASSNUM 3
363+
364+#define ELFDATANONE 0 /* e_ident[EI_DATA] */
365+#define ELFDATA2LSB 1
366+#define ELFDATA2MSB 2
367+
368+#define EV_NONE 0 /* e_version, EI_VERSION */
369+#define EV_CURRENT 1
370+#define EV_NUM 2
371+
372+#define ELFOSABI_NONE 0
373+#define ELFOSABI_LINUX 3
374+
375+#ifndef ELF_OSABI
376+#define ELF_OSABI ELFOSABI_NONE
377+#endif
378+
379+/*
380+ * Notes used in ET_CORE. Architectures export some of the arch register sets
381+ * using the corresponding note types via the PTRACE_GETREGSET and
382+ * PTRACE_SETREGSET requests.
383+ * The note name for these types is "LINUX", except NT_PRFPREG that is named
384+ * "CORE".
385+ */
386+#define NT_PRSTATUS 1
387+#define NT_PRFPREG 2
388+#define NT_PRPSINFO 3
389+#define NT_TASKSTRUCT 4
390+#define NT_AUXV 6
391+/*
392+ * Note to userspace developers: size of NT_SIGINFO note may increase
393+ * in the future to accomodate more fields, don't assume it is fixed!
394+ */
395+#define NT_SIGINFO 0x53494749
396+#define NT_FILE 0x46494c45
397+#define NT_PRXFPREG 0x46e62b7f /* copied from gdb5.1/include/elf/common.h */
398+#define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */
399+#define NT_PPC_SPE 0x101 /* PowerPC SPE/EVR registers */
400+#define NT_PPC_VSX 0x102 /* PowerPC VSX registers */
401+#define NT_PPC_TAR 0x103 /* Target Address Register */
402+#define NT_PPC_PPR 0x104 /* Program Priority Register */
403+#define NT_PPC_DSCR 0x105 /* Data Stream Control Register */
404+#define NT_PPC_EBB 0x106 /* Event Based Branch Registers */
405+#define NT_PPC_PMU 0x107 /* Performance Monitor Registers */
406+#define NT_PPC_TM_CGPR 0x108 /* TM checkpointed GPR Registers */
407+#define NT_PPC_TM_CFPR 0x109 /* TM checkpointed FPR Registers */
408+#define NT_PPC_TM_CVMX 0x10a /* TM checkpointed VMX Registers */
409+#define NT_PPC_TM_CVSX 0x10b /* TM checkpointed VSX Registers */
410+#define NT_PPC_TM_SPR 0x10c /* TM Special Purpose Registers */
411+#define NT_PPC_TM_CTAR 0x10d /* TM checkpointed Target Address Register */
412+#define NT_PPC_TM_CPPR 0x10e /* TM checkpointed Program Priority Register */
413+#define NT_PPC_TM_CDSCR 0x10f /* TM checkpointed Data Stream Control Register */
414+#define NT_PPC_PKEY 0x110 /* Memory Protection Keys registers */
415+#define NT_PPC_DEXCR 0x111 /* PowerPC DEXCR registers */
416+#define NT_PPC_HASHKEYR 0x112 /* PowerPC HASHKEYR register */
417+#define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */
418+#define NT_386_IOPERM 0x201 /* x86 io permission bitmap (1=deny) */
419+#define NT_X86_XSTATE 0x202 /* x86 extended state using xsave */
420+/* Old binutils treats 0x203 as a CET state */
421+#define NT_X86_SHSTK 0x204 /* x86 SHSTK state */
422+#define NT_X86_XSAVE_LAYOUT 0x205 /* XSAVE layout description */
423+#define NT_S390_HIGH_GPRS 0x300 /* s390 upper register halves */
424+#define NT_S390_TIMER 0x301 /* s390 timer register */
425+#define NT_S390_TODCMP 0x302 /* s390 TOD clock comparator register */
426+#define NT_S390_TODPREG 0x303 /* s390 TOD programmable register */
427+#define NT_S390_CTRS 0x304 /* s390 control registers */
428+#define NT_S390_PREFIX 0x305 /* s390 prefix register */
429+#define NT_S390_LAST_BREAK 0x306 /* s390 breaking event address */
430+#define NT_S390_SYSTEM_CALL 0x307 /* s390 system call restart data */
431+#define NT_S390_TDB 0x308 /* s390 transaction diagnostic block */
432+#define NT_S390_VXRS_LOW 0x309 /* s390 vector registers 0-15 upper half */
433+#define NT_S390_VXRS_HIGH 0x30a /* s390 vector registers 16-31 */
434+#define NT_S390_GS_CB 0x30b /* s390 guarded storage registers */
435+#define NT_S390_GS_BC 0x30c /* s390 guarded storage broadcast control block */
436+#define NT_S390_RI_CB 0x30d /* s390 runtime instrumentation */
437+#define NT_S390_PV_CPU_DATA 0x30e /* s390 protvirt cpu dump data */
438+#define NT_ARM_VFP 0x400 /* ARM VFP/NEON registers */
439+#define NT_ARM_TLS 0x401 /* ARM TLS register */
440+#define NT_ARM_HW_BREAK 0x402 /* ARM hardware breakpoint registers */
441+#define NT_ARM_HW_WATCH 0x403 /* ARM hardware watchpoint registers */
442+#define NT_ARM_SYSTEM_CALL 0x404 /* ARM system call number */
443+#define NT_ARM_SVE 0x405 /* ARM Scalable Vector Extension registers */
444+#define NT_ARM_PAC_MASK 0x406 /* ARM pointer authentication code masks */
445+#define NT_ARM_PACA_KEYS 0x407 /* ARM pointer authentication address keys */
446+#define NT_ARM_PACG_KEYS 0x408 /* ARM pointer authentication generic key */
447+#define NT_ARM_TAGGED_ADDR_CTRL 0x409 /* arm64 tagged address control (prctl()) */
448+#define NT_ARM_PAC_ENABLED_KEYS 0x40a /* arm64 ptr auth enabled keys (prctl()) */
449+#define NT_ARM_SSVE 0x40b /* ARM Streaming SVE registers */
450+#define NT_ARM_ZA 0x40c /* ARM SME ZA registers */
451+#define NT_ARM_ZT 0x40d /* ARM SME ZT registers */
452+#define NT_ARM_FPMR 0x40e /* ARM floating point mode register */
453+#define NT_ARM_POE 0x40f /* ARM POE registers */
454+#define NT_ARM_GCS 0x410 /* ARM GCS state */
455+#define NT_ARC_V2 0x600 /* ARCv2 accumulator/extra registers */
456+#define NT_VMCOREDD 0x700 /* Vmcore Device Dump Note */
457+#define NT_MIPS_DSP 0x800 /* MIPS DSP ASE registers */
458+#define NT_MIPS_FP_MODE 0x801 /* MIPS floating-point mode */
459+#define NT_MIPS_MSA 0x802 /* MIPS SIMD registers */
460+#define NT_RISCV_CSR 0x900 /* RISC-V Control and Status Registers */
461+#define NT_RISCV_VECTOR 0x901 /* RISC-V vector registers */
462+#define NT_RISCV_TAGGED_ADDR_CTRL 0x902 /* RISC-V tagged address control (prctl()) */
463+#define NT_LOONGARCH_CPUCFG 0xa00 /* LoongArch CPU config registers */
464+#define NT_LOONGARCH_CSR 0xa01 /* LoongArch control and status registers */
465+#define NT_LOONGARCH_LSX 0xa02 /* LoongArch Loongson SIMD Extension registers */
466+#define NT_LOONGARCH_LASX 0xa03 /* LoongArch Loongson Advanced SIMD Extension registers */
467+#define NT_LOONGARCH_LBT 0xa04 /* LoongArch Loongson Binary Translation registers */
468+#define NT_LOONGARCH_HW_BREAK 0xa05 /* LoongArch hardware breakpoint registers */
469+#define NT_LOONGARCH_HW_WATCH 0xa06 /* LoongArch hardware watchpoint registers */
470+
471+/* Note types with note name "GNU" */
472+#define NT_GNU_PROPERTY_TYPE_0 5
473+
474+/* Note header in a PT_NOTE section */
475+typedef struct elf32_note {
476+ Elf32_Word n_namesz; /* Name size */
477+ Elf32_Word n_descsz; /* Content size */
478+ Elf32_Word n_type; /* Content type */
479+} Elf32_Nhdr;
480+
481+/* Note header in a PT_NOTE section */
482+typedef struct elf64_note {
483+ Elf64_Word n_namesz; /* Name size */
484+ Elf64_Word n_descsz; /* Content size */
485+ Elf64_Word n_type; /* Content type */
486+} Elf64_Nhdr;
487+
488+/* .note.gnu.property types for EM_AARCH64: */
489+#define GNU_PROPERTY_AARCH64_FEATURE_1_AND 0xc0000000
490+
491+/* Bits for GNU_PROPERTY_AARCH64_FEATURE_1_BTI */
492+#define GNU_PROPERTY_AARCH64_FEATURE_1_BTI (1U << 0)
493+
494+typedef struct {
495+ Elf32_Half vd_version;
496+ Elf32_Half vd_flags;
497+ Elf32_Half vd_ndx;
498+ Elf32_Half vd_cnt;
499+ Elf32_Word vd_hash;
500+ Elf32_Word vd_aux;
501+ Elf32_Word vd_next;
502+} Elf32_Verdef;
503+
504+typedef struct {
505+ Elf64_Half vd_version;
506+ Elf64_Half vd_flags;
507+ Elf64_Half vd_ndx;
508+ Elf64_Half vd_cnt;
509+ Elf64_Word vd_hash;
510+ Elf64_Word vd_aux;
511+ Elf64_Word vd_next;
512+} Elf64_Verdef;
513+
514+typedef struct {
515+ Elf32_Word vda_name;
516+ Elf32_Word vda_next;
517+} Elf32_Verdaux;
518+
519+typedef struct {
520+ Elf64_Word vda_name;
521+ Elf64_Word vda_next;
522+} Elf64_Verdaux;
523+
524+#endif /* _LINUX_ELF_H */