* include/elf.h: Update from FreeBSD.

* include/machine/elf.h: New header, from FreeBSD.
	* include/sys/elf.h: Ditto.
	* include/sys/elf32.h: Update from FreeBSD.
	* include/sys/elf64.h: Ditto.
	* include/sys/elf_common.h: Ditto.
	(R_IA64_*): Define Linux-style names as aliases to R_IA_64_*.
	(R_SH_*): Define, based on sh-4 psABI.
	(R_390_*): Define, based on s390x psABI.
	* include/sys/elf_generic.h: Ditto.
This commit is contained in:
Yaakov Selkowitz
2012-06-06 04:45:48 +00:00
parent 8336af85e9
commit f513e3a206
8 changed files with 1402 additions and 246 deletions

View File

@@ -23,7 +23,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: src/sys/sys/elf32.h,v 1.8 2002/05/30 08:32:18 dfr Exp $
* $FreeBSD$
*/
#ifndef _SYS_ELF32_H_
@@ -35,13 +35,18 @@
* ELF definitions common to all 32-bit architectures.
*/
typedef u_int32_t Elf32_Addr;
typedef u_int16_t Elf32_Half;
typedef u_int32_t Elf32_Off;
typedef uint32_t Elf32_Addr;
typedef uint16_t Elf32_Half;
typedef uint32_t Elf32_Off;
typedef int32_t Elf32_Sword;
typedef u_int32_t Elf32_Word;
typedef u_int32_t Elf32_Size;
typedef Elf32_Off Elf32_Hashelt;
typedef uint32_t Elf32_Word;
typedef uint64_t Elf32_Lword;
typedef Elf32_Word Elf32_Hashelt;
/* Non-standard class-dependent datatype used for abstraction. */
typedef Elf32_Word Elf32_Size;
typedef Elf32_Sword Elf32_Ssize;
/*
* ELF header.
@@ -75,11 +80,11 @@ typedef struct {
Elf32_Word sh_flags; /* Section flags. */
Elf32_Addr sh_addr; /* Address in memory image. */
Elf32_Off sh_offset; /* Offset in file. */
Elf32_Size sh_size; /* Size in bytes. */
Elf32_Word sh_size; /* Size in bytes. */
Elf32_Word sh_link; /* Index of a related section. */
Elf32_Word sh_info; /* Depends on section type. */
Elf32_Size sh_addralign; /* Alignment in bytes. */
Elf32_Size sh_entsize; /* Size of each entry in section. */
Elf32_Word sh_addralign; /* Alignment in bytes. */
Elf32_Word sh_entsize; /* Size of each entry in section. */
} Elf32_Shdr;
/*
@@ -91,10 +96,10 @@ typedef struct {
Elf32_Off p_offset; /* File offset of contents. */
Elf32_Addr p_vaddr; /* Virtual address in memory image. */
Elf32_Addr p_paddr; /* Physical address (not used). */
Elf32_Size p_filesz; /* Size of contents in file. */
Elf32_Size p_memsz; /* Size of contents in memory. */
Elf32_Word p_filesz; /* Size of contents in file. */
Elf32_Word p_memsz; /* Size of contents in memory. */
Elf32_Word p_flags; /* Access permission flags. */
Elf32_Size p_align; /* Alignment in memory and file. */
Elf32_Word p_align; /* Alignment in memory and file. */
} Elf32_Phdr;
/*
@@ -104,7 +109,7 @@ typedef struct {
typedef struct {
Elf32_Sword d_tag; /* Entry type. */
union {
Elf32_Size d_val; /* Integer value. */
Elf32_Word d_val; /* Integer value. */
Elf32_Addr d_ptr; /* Address value. */
} d_un;
} Elf32_Dyn;
@@ -133,6 +138,44 @@ typedef struct {
/* Macro for constructing r_info from field values. */
#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type))
/*
* Note entry header
*/
typedef Elf_Note Elf32_Nhdr;
/*
* Move entry
*/
typedef struct {
Elf32_Lword m_value; /* symbol value */
Elf32_Word m_info; /* size + index */
Elf32_Word m_poffset; /* symbol offset */
Elf32_Half m_repeat; /* repeat count */
Elf32_Half m_stride; /* stride info */
} Elf32_Move;
/*
* The macros compose and decompose values for Move.r_info
*
* sym = ELF32_M_SYM(M.m_info)
* size = ELF32_M_SIZE(M.m_info)
* M.m_info = ELF32_M_INFO(sym, size)
*/
#define ELF32_M_SYM(info) ((info)>>8)
#define ELF32_M_SIZE(info) ((unsigned char)(info))
#define ELF32_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
/*
* Hardware/Software capabilities entry
*/
typedef struct {
Elf32_Word c_tag; /* how to interpret value */
union {
Elf32_Word c_val;
Elf32_Addr c_ptr;
} c_un;
} Elf32_Cap;
/*
* Symbol table entries.
*/
@@ -140,7 +183,7 @@ typedef struct {
typedef struct {
Elf32_Word st_name; /* String table index of name. */
Elf32_Addr st_value; /* Symbol value. */
Elf32_Size st_size; /* Size of associated object. */
Elf32_Word st_size; /* Size of associated object. */
unsigned char st_info; /* Type and binding information. */
unsigned char st_other; /* Reserved (not used). */
Elf32_Half st_shndx; /* Section index of symbol. */
@@ -153,4 +196,50 @@ typedef struct {
/* Macro for constructing st_info from field values. */
#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
/* Macro for accessing the fields of st_other. */
#define ELF32_ST_VISIBILITY(oth) ((oth) & 0x3)
/* Structures used by Sun & GNU symbol versioning. */
typedef struct
{
Elf32_Half vd_version;
Elf32_Half vd_flags;
Elf32_Half vd_ndx;
Elf32_Half vd_cnt;
Elf32_Word vd_hash;
Elf32_Word vd_aux;
Elf32_Word vd_next;
} Elf32_Verdef;
typedef struct
{
Elf32_Word vda_name;
Elf32_Word vda_next;
} Elf32_Verdaux;
typedef struct
{
Elf32_Half vn_version;
Elf32_Half vn_cnt;
Elf32_Word vn_file;
Elf32_Word vn_aux;
Elf32_Word vn_next;
} Elf32_Verneed;
typedef struct
{
Elf32_Word vna_hash;
Elf32_Half vna_flags;
Elf32_Half vna_other;
Elf32_Word vna_name;
Elf32_Word vna_next;
} Elf32_Vernaux;
typedef Elf32_Half Elf32_Versym;
typedef struct {
Elf32_Half si_boundto; /* direct bindings - symbol bound to */
Elf32_Half si_flags; /* per symbol flags */
} Elf32_Syminfo;
#endif /* !_SYS_ELF32_H_ */