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elf: Define DT_RELR related macros and types

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This commit is contained in:
H.J. Lu
2022-03-29 14:08:54 -07:00
parent 098a657fe4
commit 4610b24f5e
2 changed files with 15 additions and 2 deletions
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13
elf/elf.h
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@ -443,7 +443,8 @@ typedef struct
#define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */ #define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */
#define SHT_GROUP 17 /* Section group */ #define SHT_GROUP 17 /* Section group */
#define SHT_SYMTAB_SHNDX 18 /* Extended section indices */ #define SHT_SYMTAB_SHNDX 18 /* Extended section indices */
#define SHT_NUM 19 /* Number of defined types. */ #define SHT_RELR 19 /* RELR relative relocations */
#define SHT_NUM 20 /* Number of defined types. */
#define SHT_LOOS 0x60000000 /* Start OS-specific. */ #define SHT_LOOS 0x60000000 /* Start OS-specific. */
#define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* Object attributes. */ #define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* Object attributes. */
#define SHT_GNU_HASH 0x6ffffff6 /* GNU-style hash table. */ #define SHT_GNU_HASH 0x6ffffff6 /* GNU-style hash table. */
@ -662,6 +663,11 @@ typedef struct
Elf64_Sxword r_addend; /* Addend */ Elf64_Sxword r_addend; /* Addend */
} Elf64_Rela; } Elf64_Rela;
/* RELR relocation table entry */
typedef Elf32_Word Elf32_Relr;
typedef Elf64_Xword Elf64_Relr;
/* How to extract and insert information held in the r_info field. */ /* How to extract and insert information held in the r_info field. */
#define ELF32_R_SYM(val) ((val) >> 8) #define ELF32_R_SYM(val) ((val) >> 8)
@ -887,7 +893,10 @@ typedef struct
#define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/ #define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/
#define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */ #define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */
#define DT_SYMTAB_SHNDX 34 /* Address of SYMTAB_SHNDX section */ #define DT_SYMTAB_SHNDX 34 /* Address of SYMTAB_SHNDX section */
#define DT_NUM 35 /* Number used */ #define DT_RELRSZ 35 /* Total size of RELR relative relocations */
#define DT_RELR 36 /* Address of RELR relative relocations */
#define DT_RELRENT 37 /* Size of one RELR relative relocaction */
#define DT_NUM 38 /* Number used */
#define DT_LOOS 0x6000000d /* Start of OS-specific */ #define DT_LOOS 0x6000000d /* Start of OS-specific */
#define DT_HIOS 0x6ffff000 /* End of OS-specific */ #define DT_HIOS 0x6ffff000 /* End of OS-specific */
#define DT_LOPROC 0x70000000 /* Start of processor-specific */ #define DT_LOPROC 0x70000000 /* Start of processor-specific */

4
scripts/glibcelf.py
View File

@ -304,6 +304,7 @@ class Sht(_OpenIntEnum):
SHT_PREINIT_ARRAY = 16 SHT_PREINIT_ARRAY = 16
SHT_GROUP = 17 SHT_GROUP = 17
SHT_SYMTAB_SHNDX = 18 SHT_SYMTAB_SHNDX = 18
SHT_RELR = 19
SHT_GNU_ATTRIBUTES = 0x6ffffff5 SHT_GNU_ATTRIBUTES = 0x6ffffff5
SHT_GNU_HASH = 0x6ffffff6 SHT_GNU_HASH = 0x6ffffff6
SHT_GNU_LIBLIST = 0x6ffffff7 SHT_GNU_LIBLIST = 0x6ffffff7
@ -593,6 +594,9 @@ class Dt(_OpenIntEnum):
DT_PREINIT_ARRAY = 32 DT_PREINIT_ARRAY = 32
DT_PREINIT_ARRAYSZ = 33 DT_PREINIT_ARRAYSZ = 33
DT_SYMTAB_SHNDX = 34 DT_SYMTAB_SHNDX = 34
DT_RELRSZ = 35
DT_RELR = 36
DT_RELRENT = 37
DT_GNU_PRELINKED = 0x6ffffdf5 DT_GNU_PRELINKED = 0x6ffffdf5
DT_GNU_CONFLICTSZ = 0x6ffffdf6 DT_GNU_CONFLICTSZ = 0x6ffffdf6
DT_GNU_LIBLISTSZ = 0x6ffffdf7 DT_GNU_LIBLISTSZ = 0x6ffffdf7