Don't use <linux/elf.h>, use our own <elf.h>klibc-0.102

8 files changed, 836 insertions, 4 deletions

diff --git a/include/elf.h b/include/elf.h
index bd0f3e7f9b989..52f47d042ea7e 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -5,8 +5,8 @@
 #ifndef _ELF_H
 #define _ELF_H
 
-#include <sys/types.h>
-#include <linux/elf.h>
+#include <sys/elf32.h>
+#include <sys/elf64.h>
 
 #endif /* _ELF_H */
 
diff --git a/include/sys/elf32.h b/include/sys/elf32.h
new file mode 100644
index 0000000000000..652de5bc5f2b6
--- /dev/null
+++ b/include/sys/elf32.h
@@ -0,0 +1,115 @@
+/*
+ * sys/elf32.h
+ */
+
+#ifndef _SYS_ELF32_H
+#define _SYS_ELF32_H
+
+#include <sys/elfcommon.h>
+
+/* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */
+typedef uint16_t  Elf32_Half;
+typedef int16_t   Elf32_SHalf;
+typedef uint32_t  Elf32_Word;
+typedef int32_t   Elf32_Sword;
+typedef uint64_t  Elf32_Xword;
+typedef int64_t   Elf32_Sxword;
+
+typedef uint32_t  Elf32_Off;
+typedef uint32_t  Elf32_Addr;
+typedef uint16_t  Elf32_Section;
+
+/* Dynamic header */
+
+typedef struct elf32_dyn {
+  Elf32_Sword d_tag;
+  union{
+    Elf32_Sword d_val;
+    Elf32_Addr  d_ptr;
+  } d_un;
+} Elf32_Dyn;
+
+/* Relocations */
+
+#define ELF32_R_SYM(x)	((x) >> 8)
+#define ELF32_R_TYPE(x)	((x) & 0xff)
+
+typedef struct elf32_rel {
+  Elf32_Addr    r_offset;
+  Elf32_Word    r_info;
+} Elf32_Rel;
+
+typedef struct elf32_rela {
+  Elf32_Addr    r_offset;
+  Elf32_Word    r_info;
+  Elf32_Sword   r_addend;
+} Elf32_Rela;
+
+/* Symbol */
+
+typedef struct elf32_sym {
+  Elf32_Word    st_name;
+  Elf32_Addr    st_value;
+  Elf32_Word    st_size;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf32_Half    st_shndx;
+} Elf32_Sym;
+
+/* Main file header */
+
+typedef struct elf32_hdr {
+  unsigned char e_ident[EI_NIDENT];
+  Elf32_Half    e_type;
+  Elf32_Half    e_machine;
+  Elf32_Word    e_version;
+  Elf32_Addr    e_entry;
+  Elf32_Off     e_phoff;
+  Elf32_Off     e_shoff;
+  Elf32_Word    e_flags;
+  Elf32_Half    e_ehsize;
+  Elf32_Half    e_phentsize;
+  Elf32_Half    e_phnum;
+  Elf32_Half    e_shentsize;
+  Elf32_Half    e_shnum;
+  Elf32_Half    e_shstrndx;
+} Elf32_Ehdr;
+
+/* Program header */
+
+typedef struct elf32_phdr {
+  Elf32_Word    p_type;
+  Elf32_Off     p_offset;
+  Elf32_Addr    p_vaddr;
+  Elf32_Addr    p_paddr;
+  Elf32_Word    p_filesz;
+  Elf32_Word    p_memsz;
+  Elf32_Word    p_flags;
+  Elf32_Word    p_align;
+} Elf32_Phdr;
+
+
+/* Section header */
+
+typedef struct elf32_shdr {
+  Elf32_Word    sh_name;
+  Elf32_Word    sh_type;
+  Elf32_Word    sh_flags;
+  Elf32_Addr    sh_addr;
+  Elf32_Off     sh_offset;
+  Elf32_Word    sh_size;
+  Elf32_Word    sh_link;
+  Elf32_Word    sh_info;
+  Elf32_Word    sh_addralign;
+  Elf32_Word    sh_entsize;
+} Elf32_Shdr;
+
+/* Note header */
+typedef struct elf32_note {
+  Elf32_Word    n_namesz;       /* Name size */
+  Elf32_Word    n_descsz;       /* Content size */
+  Elf32_Word    n_type;         /* Content type */
+} Elf32_Nhdr;
+
+#endif /* _SYS_ELF32_H */
+
diff --git a/include/sys/elf64.h b/include/sys/elf64.h
new file mode 100644
index 0000000000000..750ddac4d9e59
--- /dev/null
+++ b/include/sys/elf64.h
@@ -0,0 +1,115 @@
+/*
+ * sys/elf64.h
+ */
+
+#ifndef _SYS_ELF64_H
+#define _SYS_ELF64_H
+
+#include <sys/elfcommon.h>
+
+/* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */
+typedef uint16_t  Elf64_Half;
+typedef int16_t   Elf64_SHalf;
+typedef uint32_t  Elf64_Word;
+typedef int32_t   Elf64_Sword;
+typedef uint64_t  Elf64_Xword;
+typedef int64_t   Elf64_Sxword;
+
+typedef uint64_t  Elf64_Off;
+typedef uint64_t  Elf64_Addr;
+typedef uint16_t  Elf64_Section;
+
+/* Dynamic header */
+
+typedef struct elf64_dyn {
+  Elf64_Sxword d_tag;
+  union{
+    Elf64_Xword d_val;
+    Elf64_Addr  d_ptr;
+  } d_un;
+} Elf64_Dyn;
+
+/* Relocations */
+
+#define ELF64_R_SYM(x)	((x) >> 32)
+#define ELF64_R_TYPE(x)	((x) & 0xffffffff)
+
+typedef struct elf64_rel {
+  Elf64_Addr    r_offset;
+  Elf64_Xword   r_info;
+} Elf64_Rel;
+
+typedef struct elf64_rela {
+  Elf64_Addr    r_offset;
+  Elf64_Xword   r_info;
+  Elf64_Sxword  r_addend;
+} Elf64_Rela;
+
+/* Symbol */
+
+typedef struct elf64_sym {
+  Elf64_Word    st_name;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf64_Half    st_shndx;
+  Elf64_Addr    st_value;
+  Elf64_Xword   st_size;
+} Elf64_Sym;
+
+/* Main file header */
+
+typedef struct elf64_hdr {
+  unsigned char e_ident[EI_NIDENT];
+  Elf64_Half    e_type;
+  Elf64_Half    e_machine;
+  Elf64_Word    e_version;
+  Elf64_Addr    e_entry;
+  Elf64_Off     e_phoff;
+  Elf64_Off     e_shoff;
+  Elf64_Word    e_flags;
+  Elf64_Half    e_ehsize;
+  Elf64_Half    e_phentsize;
+  Elf64_Half    e_phnum;
+  Elf64_Half    e_shentsize;
+  Elf64_Half    e_shnum;
+  Elf64_Half    e_shstrndx;
+} Elf64_Ehdr;
+
+/* Program header */
+
+typedef struct elf64_phdr {
+  Elf64_Word    p_type;
+  Elf64_Word    p_flags;
+  Elf64_Off     p_offset;
+  Elf64_Addr    p_vaddr;
+  Elf64_Addr    p_paddr;
+  Elf64_Xword   p_filesz;
+  Elf64_Xword   p_memsz;
+  Elf64_Xword   p_align;
+} Elf64_Phdr;
+
+
+/* Section header */
+
+typedef struct elf64_shdr {
+  Elf64_Word    sh_name;
+  Elf64_Word    sh_type;
+  Elf64_Xword   sh_flags;
+  Elf64_Addr    sh_addr;
+  Elf64_Off     sh_offset;
+  Elf64_Xword   sh_size;
+  Elf64_Word    sh_link;
+  Elf64_Word    sh_info;
+  Elf64_Xword   sh_addralign;
+  Elf64_Xword   sh_entsize;
+} Elf64_Shdr;
+
+/* Note header */
+typedef struct elf64_note {
+  Elf64_Word    n_namesz;       /* Name size */
+  Elf64_Word    n_descsz;       /* Content size */
+  Elf64_Word    n_type;         /* Content type */
+} Elf64_Nhdr;
+
+#endif /* _SYS_ELF64_H */
+
diff --git a/include/sys/elfcommon.h b/include/sys/elfcommon.h
new file mode 100644
index 0000000000000..f984f6a56bf83
--- /dev/null
+++ b/include/sys/elfcommon.h
@@ -0,0 +1,186 @@
+/*
+ * sys/elfcommon.h
+ */
+
+#ifndef _SYS_ELFCOMMON_H
+#define _SYS_ELFCOMMON_H
+
+/* Segment types */
+#define PT_NULL    	0
+#define PT_LOAD    	1
+#define PT_DYNAMIC 	2
+#define PT_INTERP  	3
+#define PT_NOTE    	4
+#define PT_SHLIB   	5
+#define PT_PHDR    	6
+#define PT_LOOS    	0x60000000
+#define PT_HIOS    	0x6fffffff
+#define PT_LOPROC  	0x70000000
+#define PT_HIPROC  	0x7fffffff
+#define PT_GNU_EH_FRAME	0x6474e550 /* Extension, eh? */
+
+/* ELF file types */
+#define ET_NONE   	0
+#define ET_REL    	1
+#define ET_EXEC   	2
+#define ET_DYN    	3
+#define ET_CORE   	4
+#define ET_LOPROC 	0xff00
+#define ET_HIPROC 	0xffff
+
+/* ELF machine types */
+#define EM_NONE  	0
+#define EM_M32   	1
+#define EM_SPARC 	2
+#define EM_386   	3
+#define EM_68K   	4
+#define EM_88K   	5
+#define EM_486   	6	/* Not used in Linux at least */
+#define EM_860   	7
+#define EM_MIPS         8       /* R3k, bigendian(?) */
+#define EM_MIPS_RS4_BE 	10      /* R4k BE */
+#define EM_PARISC      	15
+#define EM_SPARC32PLUS 	18
+#define EM_PPC         	20
+#define EM_PPC64       	21
+#define EM_S390         22
+#define EM_SH          	42
+#define EM_SPARCV9	43	/* v9 = SPARC64 */
+#define EM_H8_300H      47
+#define EM_H8S          48
+#define EM_IA_64        50	/* Itanic */
+#define EM_X86_64       62
+#define EM_CRIS         76
+#define EM_V850         87
+#define EM_ALPHA        0x9026	/* Interrim Alpha that stuck around */
+#define EM_CYGNUS_V850  0x9080	/* Old v850 ID used by Cygnus */
+#define EM_S390_OLD     0xA390	/* Obsolete interrim value for S/390 */
+
+/* Dynamic type values */
+#define DT_NULL		0
+#define DT_NEEDED	1
+#define DT_PLTRELSZ	2
+#define DT_PLTGOT	3
+#define DT_HASH		4
+#define DT_STRTAB	5
+#define DT_SYMTAB	6
+#define DT_RELA		7
+#define DT_RELASZ	8
+#define DT_RELAENT	9
+#define DT_STRSZ	10
+#define DT_SYMENT	11
+#define DT_INIT		12
+#define DT_FINI		13
+#define DT_SONAME	14
+#define DT_RPATH	15
+#define DT_SYMBOLIC	16
+#define DT_REL		17
+#define DT_RELSZ	18
+#define DT_RELENT	19
+#define DT_PLTREL	20
+#define DT_DEBUG	21
+#define DT_TEXTREL	22
+#define DT_JMPREL	23
+#define DT_LOPROC	0x70000000
+#define DT_HIPROC	0x7fffffff
+
+/* Auxilliary table entries */
+#define AT_NULL		0       /* end of vector */
+#define AT_IGNORE	1	/* entry should be ignored */
+#define AT_EXECFD	2	/* file descriptor of program */
+#define AT_PHDR		3	/* program headers for program */
+#define AT_PHENT	4	/* size of program header entry */
+#define AT_PHNUM	5	/* number of program headers */
+#define AT_PAGESZ	6	/* system page size */
+#define AT_BASE		7	/* base address of interpreter */
+#define AT_FLAGS	8	/* flags */
+#define AT_ENTRY	9	/* entry point of program */
+#define AT_NOTELF	10	/* program is not ELF */
+#define AT_UID		11	/* real uid */
+#define AT_EUID		12	/* effective uid */
+#define AT_GID		13	/* real gid */
+#define AT_EGID		14	/* effective gid */
+#define AT_PLATFORM	15	/* string identifying CPU for optimizations */
+#define AT_HWCAP  	16	/* arch dependent hints at CPU capabilities */
+#define AT_CLKTCK 	17	/* frequency at which times() increments */
+/* 18..22 = ? */
+#define AT_SECURE 	23	/* secure mode boolean */
+
+/* Program header permission flags */
+#define PF_X            0x1
+#define PF_W            0x2
+#define PF_R            0x4
+
+/* Section header types */
+#define SHT_NULL        0
+#define SHT_PROGBITS    1
+#define SHT_SYMTAB      2
+#define SHT_STRTAB      3
+#define SHT_RELA        4
+#define SHT_HASH        5
+#define SHT_DYNAMIC     6
+#define SHT_NOTE        7
+#define SHT_NOBITS      8
+#define SHT_REL         9
+#define SHT_SHLIB       10
+#define SHT_DYNSYM      11
+#define SHT_NUM         12
+#define SHT_LOPROC      0x70000000
+#define SHT_HIPROC      0x7fffffff
+#define SHT_LOUSER      0x80000000
+#define SHT_HIUSER      0xffffffff
+
+/* Section header flags */
+#define SHF_WRITE       0x1
+#define SHF_ALLOC       0x2
+#define SHF_EXECINSTR   0x4
+#define SHF_MASKPROC    0xf0000000
+
+/* Special section numbers */
+#define SHN_UNDEF       0
+#define SHN_LORESERVE   0xff00
+#define SHN_LOPROC      0xff00
+#define SHN_HIPROC      0xff1f
+#define SHN_ABS         0xfff1
+#define SHN_COMMON      0xfff2
+#define SHN_HIRESERVE   0xffff
+
+/* Lenght of magic at the start of a file */
+#define EI_NIDENT	16
+
+/* Magic number constants... */
+#define EI_MAG0         0	/* e_ident[] indexes */
+#define EI_MAG1         1
+#define EI_MAG2         2
+#define EI_MAG3         3
+#define EI_CLASS        4
+#define EI_DATA         5
+#define EI_VERSION      6
+#define EI_OSABI        7
+#define EI_PAD          8
+
+#define ELFMAG0         0x7f	/* EI_MAG */
+#define ELFMAG1         'E'
+#define ELFMAG2         'L'
+#define ELFMAG3         'F'
+#define ELFMAG          "\177ELF"
+#define SELFMAG         4
+
+#define ELFCLASSNONE    0	/* EI_CLASS */
+#define ELFCLASS32      1
+#define ELFCLASS64      2
+#define ELFCLASSNUM     3
+
+#define ELFDATANONE     0	/* e_ident[EI_DATA] */
+#define ELFDATA2LSB     1
+#define ELFDATA2MSB     2
+
+#define EV_NONE         0	/* e_version, EI_VERSION */
+#define EV_CURRENT      1
+#define EV_NUM          2
+
+#define ELFOSABI_NONE   0
+#define ELFOSABI_LINUX  3
+
+#endif /* _SYS_ELFCOMMON_H */
+
diff --git a/klibc/include/elf.h b/klibc/include/elf.h
index bd0f3e7f9b989..52f47d042ea7e 100644
--- a/klibc/include/elf.h
+++ b/klibc/include/elf.h
@@ -5,8 +5,8 @@
 #ifndef _ELF_H
 #define _ELF_H
 
-#include <sys/types.h>
-#include <linux/elf.h>
+#include <sys/elf32.h>
+#include <sys/elf64.h>
 
 #endif /* _ELF_H */
 
diff --git a/klibc/include/sys/elf32.h b/klibc/include/sys/elf32.h
new file mode 100644
index 0000000000000..652de5bc5f2b6
--- /dev/null
+++ b/klibc/include/sys/elf32.h
@@ -0,0 +1,115 @@
+/*
+ * sys/elf32.h
+ */
+
+#ifndef _SYS_ELF32_H
+#define _SYS_ELF32_H
+
+#include <sys/elfcommon.h>
+
+/* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */
+typedef uint16_t  Elf32_Half;
+typedef int16_t   Elf32_SHalf;
+typedef uint32_t  Elf32_Word;
+typedef int32_t   Elf32_Sword;
+typedef uint64_t  Elf32_Xword;
+typedef int64_t   Elf32_Sxword;
+
+typedef uint32_t  Elf32_Off;
+typedef uint32_t  Elf32_Addr;
+typedef uint16_t  Elf32_Section;
+
+/* Dynamic header */
+
+typedef struct elf32_dyn {
+  Elf32_Sword d_tag;
+  union{
+    Elf32_Sword d_val;
+    Elf32_Addr  d_ptr;
+  } d_un;
+} Elf32_Dyn;
+
+/* Relocations */
+
+#define ELF32_R_SYM(x)	((x) >> 8)
+#define ELF32_R_TYPE(x)	((x) & 0xff)
+
+typedef struct elf32_rel {
+  Elf32_Addr    r_offset;
+  Elf32_Word    r_info;
+} Elf32_Rel;
+
+typedef struct elf32_rela {
+  Elf32_Addr    r_offset;
+  Elf32_Word    r_info;
+  Elf32_Sword   r_addend;
+} Elf32_Rela;
+
+/* Symbol */
+
+typedef struct elf32_sym {
+  Elf32_Word    st_name;
+  Elf32_Addr    st_value;
+  Elf32_Word    st_size;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf32_Half    st_shndx;
+} Elf32_Sym;
+
+/* Main file header */
+
+typedef struct elf32_hdr {
+  unsigned char e_ident[EI_NIDENT];
+  Elf32_Half    e_type;
+  Elf32_Half    e_machine;
+  Elf32_Word    e_version;
+  Elf32_Addr    e_entry;
+  Elf32_Off     e_phoff;
+  Elf32_Off     e_shoff;
+  Elf32_Word    e_flags;
+  Elf32_Half    e_ehsize;
+  Elf32_Half    e_phentsize;
+  Elf32_Half    e_phnum;
+  Elf32_Half    e_shentsize;
+  Elf32_Half    e_shnum;
+  Elf32_Half    e_shstrndx;
+} Elf32_Ehdr;
+
+/* Program header */
+
+typedef struct elf32_phdr {
+  Elf32_Word    p_type;
+  Elf32_Off     p_offset;
+  Elf32_Addr    p_vaddr;
+  Elf32_Addr    p_paddr;
+  Elf32_Word    p_filesz;
+  Elf32_Word    p_memsz;
+  Elf32_Word    p_flags;
+  Elf32_Word    p_align;
+} Elf32_Phdr;
+
+
+/* Section header */
+
+typedef struct elf32_shdr {
+  Elf32_Word    sh_name;
+  Elf32_Word    sh_type;
+  Elf32_Word    sh_flags;
+  Elf32_Addr    sh_addr;
+  Elf32_Off     sh_offset;
+  Elf32_Word    sh_size;
+  Elf32_Word    sh_link;
+  Elf32_Word    sh_info;
+  Elf32_Word    sh_addralign;
+  Elf32_Word    sh_entsize;
+} Elf32_Shdr;
+
+/* Note header */
+typedef struct elf32_note {
+  Elf32_Word    n_namesz;       /* Name size */
+  Elf32_Word    n_descsz;       /* Content size */
+  Elf32_Word    n_type;         /* Content type */
+} Elf32_Nhdr;
+
+#endif /* _SYS_ELF32_H */
+
diff --git a/klibc/include/sys/elf64.h b/klibc/include/sys/elf64.h
new file mode 100644
index 0000000000000..750ddac4d9e59
--- /dev/null
+++ b/klibc/include/sys/elf64.h
@@ -0,0 +1,115 @@
+/*
+ * sys/elf64.h
+ */
+
+#ifndef _SYS_ELF64_H
+#define _SYS_ELF64_H
+
+#include <sys/elfcommon.h>
+
+/* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */
+typedef uint16_t  Elf64_Half;
+typedef int16_t   Elf64_SHalf;
+typedef uint32_t  Elf64_Word;
+typedef int32_t   Elf64_Sword;
+typedef uint64_t  Elf64_Xword;
+typedef int64_t   Elf64_Sxword;
+
+typedef uint64_t  Elf64_Off;
+typedef uint64_t  Elf64_Addr;
+typedef uint16_t  Elf64_Section;
+
+/* Dynamic header */
+
+typedef struct elf64_dyn {
+  Elf64_Sxword d_tag;
+  union{
+    Elf64_Xword d_val;
+    Elf64_Addr  d_ptr;
+  } d_un;
+} Elf64_Dyn;
+
+/* Relocations */
+
+#define ELF64_R_SYM(x)	((x) >> 32)
+#define ELF64_R_TYPE(x)	((x) & 0xffffffff)
+
+typedef struct elf64_rel {
+  Elf64_Addr    r_offset;
+  Elf64_Xword   r_info;
+} Elf64_Rel;
+
+typedef struct elf64_rela {
+  Elf64_Addr    r_offset;
+  Elf64_Xword   r_info;
+  Elf64_Sxword  r_addend;
+} Elf64_Rela;
+
+/* Symbol */
+
+typedef struct elf64_sym {
+  Elf64_Word    st_name;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf64_Half    st_shndx;
+  Elf64_Addr    st_value;
+  Elf64_Xword   st_size;
+} Elf64_Sym;
+
+/* Main file header */
+
+typedef struct elf64_hdr {
+  unsigned char e_ident[EI_NIDENT];
+  Elf64_Half    e_type;
+  Elf64_Half    e_machine;
+  Elf64_Word    e_version;
+  Elf64_Addr    e_entry;
+  Elf64_Off     e_phoff;
+  Elf64_Off     e_shoff;
+  Elf64_Word    e_flags;
+  Elf64_Half    e_ehsize;
+  Elf64_Half    e_phentsize;
+  Elf64_Half    e_phnum;
+  Elf64_Half    e_shentsize;
+  Elf64_Half    e_shnum;
+  Elf64_Half    e_shstrndx;
+} Elf64_Ehdr;
+
+/* Program header */
+
+typedef struct elf64_phdr {
+  Elf64_Word    p_type;
+  Elf64_Word    p_flags;
+  Elf64_Off     p_offset;
+  Elf64_Addr    p_vaddr;
+  Elf64_Addr    p_paddr;
+  Elf64_Xword   p_filesz;
+  Elf64_Xword   p_memsz;
+  Elf64_Xword   p_align;
+} Elf64_Phdr;
+
+
+/* Section header */
+
+typedef struct elf64_shdr {
+  Elf64_Word    sh_name;
+  Elf64_Word    sh_type;
+  Elf64_Xword   sh_flags;
+  Elf64_Addr    sh_addr;
+  Elf64_Off     sh_offset;
+  Elf64_Xword   sh_size;
+  Elf64_Word    sh_link;
+  Elf64_Word    sh_info;
+  Elf64_Xword   sh_addralign;
+  Elf64_Xword   sh_entsize;
+} Elf64_Shdr;
+
+/* Note header */
+typedef struct elf64_note {
+  Elf64_Word    n_namesz;       /* Name size */
+  Elf64_Word    n_descsz;       /* Content size */
+  Elf64_Word    n_type;         /* Content type */
+} Elf64_Nhdr;
+
+#endif /* _SYS_ELF64_H */
+
diff --git a/klibc/include/sys/elfcommon.h b/klibc/include/sys/elfcommon.h
new file mode 100644
index 0000000000000..f984f6a56bf83
--- /dev/null
+++ b/klibc/include/sys/elfcommon.h
@@ -0,0 +1,186 @@
+/*
+ * sys/elfcommon.h
+ */
+
+#ifndef _SYS_ELFCOMMON_H
+#define _SYS_ELFCOMMON_H
+
+/* Segment types */
+#define PT_NULL    	0
+#define PT_LOAD    	1
+#define PT_DYNAMIC 	2
+#define PT_INTERP  	3
+#define PT_NOTE    	4
+#define PT_SHLIB   	5
+#define PT_PHDR    	6
+#define PT_LOOS    	0x60000000
+#define PT_HIOS    	0x6fffffff
+#define PT_LOPROC  	0x70000000
+#define PT_HIPROC  	0x7fffffff
+#define PT_GNU_EH_FRAME	0x6474e550 /* Extension, eh? */
+
+/* ELF file types */
+#define ET_NONE   	0
+#define ET_REL    	1
+#define ET_EXEC   	2
+#define ET_DYN    	3
+#define ET_CORE   	4
+#define ET_LOPROC 	0xff00
+#define ET_HIPROC 	0xffff
+
+/* ELF machine types */
+#define EM_NONE  	0
+#define EM_M32   	1
+#define EM_SPARC 	2
+#define EM_386   	3
+#define EM_68K   	4
+#define EM_88K   	5
+#define EM_486   	6	/* Not used in Linux at least */
+#define EM_860   	7
+#define EM_MIPS         8       /* R3k, bigendian(?) */
+#define EM_MIPS_RS4_BE 	10      /* R4k BE */
+#define EM_PARISC      	15
+#define EM_SPARC32PLUS 	18
+#define EM_PPC         	20
+#define EM_PPC64       	21
+#define EM_S390         22
+#define EM_SH          	42
+#define EM_SPARCV9	43	/* v9 = SPARC64 */
+#define EM_H8_300H      47
+#define EM_H8S          48
+#define EM_IA_64        50	/* Itanic */
+#define EM_X86_64       62
+#define EM_CRIS         76
+#define EM_V850         87
+#define EM_ALPHA        0x9026	/* Interrim Alpha that stuck around */
+#define EM_CYGNUS_V850  0x9080	/* Old v850 ID used by Cygnus */
+#define EM_S390_OLD     0xA390	/* Obsolete interrim value for S/390 */
+
+/* Dynamic type values */
+#define DT_NULL		0
+#define DT_NEEDED	1
+#define DT_PLTRELSZ	2
+#define DT_PLTGOT	3
+#define DT_HASH		4
+#define DT_STRTAB	5
+#define DT_SYMTAB	6
+#define DT_RELA		7
+#define DT_RELASZ	8
+#define DT_RELAENT	9
+#define DT_STRSZ	10
+#define DT_SYMENT	11
+#define DT_INIT		12
+#define DT_FINI		13
+#define DT_SONAME	14
+#define DT_RPATH	15
+#define DT_SYMBOLIC	16
+#define DT_REL		17
+#define DT_RELSZ	18
+#define DT_RELENT	19
+#define DT_PLTREL	20
+#define DT_DEBUG	21
+#define DT_TEXTREL	22
+#define DT_JMPREL	23
+#define DT_LOPROC	0x70000000
+#define DT_HIPROC	0x7fffffff
+
+/* Auxilliary table entries */
+#define AT_NULL		0       /* end of vector */
+#define AT_IGNORE	1	/* entry should be ignored */
+#define AT_EXECFD	2	/* file descriptor of program */
+#define AT_PHDR		3	/* program headers for program */
+#define AT_PHENT	4	/* size of program header entry */
+#define AT_PHNUM	5	/* number of program headers */
+#define AT_PAGESZ	6	/* system page size */
+#define AT_BASE		7	/* base address of interpreter */
+#define AT_FLAGS	8	/* flags */
+#define AT_ENTRY	9	/* entry point of program */
+#define AT_NOTELF	10	/* program is not ELF */
+#define AT_UID		11	/* real uid */
+#define AT_EUID		12	/* effective uid */
+#define AT_GID		13	/* real gid */
+#define AT_EGID		14	/* effective gid */
+#define AT_PLATFORM	15	/* string identifying CPU for optimizations */
+#define AT_HWCAP  	16	/* arch dependent hints at CPU capabilities */
+#define AT_CLKTCK 	17	/* frequency at which times() increments */
+/* 18..22 = ? */
+#define AT_SECURE 	23	/* secure mode boolean */
+
+/* Program header permission flags */
+#define PF_X            0x1
+#define PF_W            0x2
+#define PF_R            0x4
+
+/* Section header types */
+#define SHT_NULL        0
+#define SHT_PROGBITS    1
+#define SHT_SYMTAB      2
+#define SHT_STRTAB      3
+#define SHT_RELA        4
+#define SHT_HASH        5
+#define SHT_DYNAMIC     6
+#define SHT_NOTE        7
+#define SHT_NOBITS      8
+#define SHT_REL         9
+#define SHT_SHLIB       10
+#define SHT_DYNSYM      11
+#define SHT_NUM         12
+#define SHT_LOPROC      0x70000000
+#define SHT_HIPROC      0x7fffffff
+#define SHT_LOUSER      0x80000000
+#define SHT_HIUSER      0xffffffff
+
+/* Section header flags */
+#define SHF_WRITE       0x1
+#define SHF_ALLOC       0x2
+#define SHF_EXECINSTR   0x4
+#define SHF_MASKPROC    0xf0000000
+
+/* Special section numbers */
+#define SHN_UNDEF       0
+#define SHN_LORESERVE   0xff00
+#define SHN_LOPROC      0xff00
+#define SHN_HIPROC      0xff1f
+#define SHN_ABS         0xfff1
+#define SHN_COMMON      0xfff2
+#define SHN_HIRESERVE   0xffff
+
+/* Lenght of magic at the start of a file */
+#define EI_NIDENT	16
+
+/* Magic number constants... */
+#define EI_MAG0         0	/* e_ident[] indexes */
+#define EI_MAG1         1
+#define EI_MAG2         2
+#define EI_MAG3         3
+#define EI_CLASS        4
+#define EI_DATA         5
+#define EI_VERSION      6
+#define EI_OSABI        7
+#define EI_PAD          8
+
+#define ELFMAG0         0x7f	/* EI_MAG */
+#define ELFMAG1         'E'
+#define ELFMAG2         'L'
+#define ELFMAG3         'F'
+#define ELFMAG          "\177ELF"
+#define SELFMAG         4
+
+#define ELFCLASSNONE    0	/* EI_CLASS */
+#define ELFCLASS32      1
+#define ELFCLASS64      2
+#define ELFCLASSNUM     3
+
+#define ELFDATANONE     0	/* e_ident[EI_DATA] */
+#define ELFDATA2LSB     1
+#define ELFDATA2MSB     2
+
+#define EV_NONE         0	/* e_version, EI_VERSION */
+#define EV_CURRENT      1
+#define EV_NUM          2
+
+#define ELFOSABI_NONE   0
+#define ELFOSABI_LINUX  3
+
+#endif /* _SYS_ELFCOMMON_H */
+