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-rw-r--r--include/linux/elf.h26
-rw-r--r--include/linux/elfcore.h1
2 files changed, 26 insertions, 1 deletions
diff --git a/include/linux/elf.h b/include/linux/elf.h
index ccde3fd45f36..597858418051 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -50,6 +50,28 @@ typedef __s64 Elf64_Sxword;
#define PT_GNU_STACK (PT_LOOS + 0x474e551)
+/*
+ * Extended Numbering
+ *
+ * If the real number of program header table entries is larger than
+ * or equal to PN_XNUM(0xffff), it is set to sh_info field of the
+ * section header at index 0, and PN_XNUM is set to e_phnum
+ * field. Otherwise, the section header at index 0 is zero
+ * initialized, if it exists.
+ *
+ * Specifications are available in:
+ *
+ * - Sun microsystems: Linker and Libraries.
+ * Part No: 817-1984-17, September 2008.
+ * URL: http://docs.sun.com/app/docs/doc/817-1984
+ *
+ * - System V ABI AMD64 Architecture Processor Supplement
+ * Draft Version 0.99.,
+ * May 11, 2009.
+ * URL: http://www.x86-64.org/
+ */
+#define PN_XNUM 0xffff
+
/* These constants define the different elf file types */
#define ET_NONE 0
#define ET_REL 1
@@ -286,7 +308,7 @@ typedef struct elf64_phdr {
#define SHN_COMMON 0xfff2
#define SHN_HIRESERVE 0xffff
-typedef struct {
+typedef struct elf32_shdr {
Elf32_Word sh_name;
Elf32_Word sh_type;
Elf32_Word sh_flags;
@@ -394,6 +416,7 @@ typedef struct elf64_note {
extern Elf32_Dyn _DYNAMIC [];
#define elfhdr elf32_hdr
#define elf_phdr elf32_phdr
+#define elf_shdr elf32_shdr
#define elf_note elf32_note
#define elf_addr_t Elf32_Off
#define Elf_Half Elf32_Half
@@ -403,6 +426,7 @@ extern Elf32_Dyn _DYNAMIC [];
extern Elf64_Dyn _DYNAMIC [];
#define elfhdr elf64_hdr
#define elf_phdr elf64_phdr
+#define elf_shdr elf64_shdr
#define elf_note elf64_note
#define elf_addr_t Elf64_Off
#define Elf_Half Elf64_Half
diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h
index cfda74f521b5..e687bc3ba4da 100644
--- a/include/linux/elfcore.h
+++ b/include/linux/elfcore.h
@@ -166,5 +166,6 @@ elf_core_write_extra_phdrs(struct file *file, loff_t offset, size_t *size,
unsigned long limit);
extern int
elf_core_write_extra_data(struct file *file, size_t *size, unsigned long limit);
+extern size_t elf_core_extra_data_size(void);
#endif /* _LINUX_ELFCORE_H */