diff options
Diffstat (limited to 'winsup/cygwin/include/sys/elf32.h')
| -rw-r--r-- | winsup/cygwin/include/sys/elf32.h | 119 |
1 files changed, 104 insertions, 15 deletions
diff --git a/winsup/cygwin/include/sys/elf32.h b/winsup/cygwin/include/sys/elf32.h index 5dfe9c8b0..62bf7be68 100644 --- a/winsup/cygwin/include/sys/elf32.h +++ b/winsup/cygwin/include/sys/elf32.h @@ -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; @@ -134,13 +139,51 @@ typedef struct { #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. */ 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_ */ |