/* ELF support for BFD.
- Copyright (C) 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
+ Copyright (C) 1991, 92, 93, 94, 95, 97, 98, 2000
+ Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support, from information published
in "UNIX System V Release 4, Programmers Guide: ANSI C and
I.E. it describes the in-memory representation of ELF. It requires
the elf-common.h file which contains the portions that are common to
both the internal and external representations. */
-
+
/* NOTE that these structures are not kept in the same order as they appear
in the object file. In some cases they've been reordered for more optimal
typedef struct elf_internal_ehdr {
unsigned char e_ident[EI_NIDENT]; /* ELF "magic number" */
bfd_vma e_entry; /* Entry point virtual address */
- bfd_signed_vma e_phoff; /* Program header table file offset */
- bfd_signed_vma e_shoff; /* Section header table file offset */
+ bfd_size_type e_phoff; /* Program header table file offset */
+ bfd_size_type e_shoff; /* Section header table file offset */
unsigned long e_version; /* Identifies object file version */
unsigned long e_flags; /* Processor-specific flags */
unsigned short e_type; /* Identifies object file type */
bfd_vma st_size; /* Associated symbol size */
unsigned long st_name; /* Symbol name, index in string tbl */
unsigned char st_info; /* Type and binding attributes */
- unsigned char st_other; /* No defined meaning, 0 */
+ unsigned char st_other; /* Visibilty, and target specific */
unsigned short st_shndx; /* Associated section index */
};
unsigned long namesz; /* Size of entry's owner string */
unsigned long descsz; /* Size of the note descriptor */
unsigned long type; /* Interpretation of the descriptor */
- char name[1]; /* Start of the name+desc data */
+ char * namedata; /* Start of the name+desc data */
+ char * descdata; /* Start of the desc data */
+ bfd_vma descpos; /* File offset of the descdata */
} Elf_Internal_Note;
#define Elf32_Internal_Note Elf_Internal_Note
#define elf32_internal_note elf_internal_note
#define Elf32_Internal_Dyn Elf_Internal_Dyn
#define Elf64_Internal_Dyn Elf_Internal_Dyn
+/* This structure appears in a SHT_GNU_verdef section. */
+
+typedef struct elf_internal_verdef {
+ unsigned short vd_version; /* Version number of structure. */
+ unsigned short vd_flags; /* Flags (VER_FLG_*). */
+ unsigned short vd_ndx; /* Version index. */
+ unsigned short vd_cnt; /* Number of verdaux entries. */
+ unsigned long vd_hash; /* Hash of name. */
+ unsigned long vd_aux; /* Offset to verdaux entries. */
+ unsigned long vd_next; /* Offset to next verdef. */
+
+ /* These fields are set up when BFD reads in the structure. FIXME:
+ It would be cleaner to store these in a different structure. */
+ bfd *vd_bfd; /* BFD. */
+ const char *vd_nodename; /* Version name. */
+ struct elf_internal_verdef *vd_nextdef; /* vd_next as pointer. */
+ struct elf_internal_verdaux *vd_auxptr; /* vd_aux as pointer. */
+ unsigned int vd_exp_refno; /* Used by the linker. */
+} Elf_Internal_Verdef;
+
+/* This structure appears in a SHT_GNU_verdef section. */
+
+typedef struct elf_internal_verdaux {
+ unsigned long vda_name; /* String table offset of name. */
+ unsigned long vda_next; /* Offset to next verdaux. */
+
+ /* These fields are set up when BFD reads in the structure. FIXME:
+ It would be cleaner to store these in a different structure. */
+ const char *vda_nodename; /* vda_name as pointer. */
+ struct elf_internal_verdaux *vda_nextptr; /* vda_next as pointer. */
+} Elf_Internal_Verdaux;
+
+/* This structure appears in a SHT_GNU_verneed section. */
+
+typedef struct elf_internal_verneed {
+ unsigned short vn_version; /* Version number of structure. */
+ unsigned short vn_cnt; /* Number of vernaux entries. */
+ unsigned long vn_file; /* String table offset of library name. */
+ unsigned long vn_aux; /* Offset to vernaux entries. */
+ unsigned long vn_next; /* Offset to next verneed. */
+
+ /* These fields are set up when BFD reads in the structure. FIXME:
+ It would be cleaner to store these in a different structure. */
+ bfd *vn_bfd; /* BFD. */
+ const char *vn_filename; /* vn_file as pointer. */
+ struct elf_internal_vernaux *vn_auxptr; /* vn_aux as pointer. */
+ struct elf_internal_verneed *vn_nextref; /* vn_nextref as pointer. */
+} Elf_Internal_Verneed;
+
+/* This structure appears in a SHT_GNU_verneed section. */
+
+typedef struct elf_internal_vernaux {
+ unsigned long vna_hash; /* Hash of dependency name. */
+ unsigned short vna_flags; /* Flags (VER_FLG_*). */
+ unsigned short vna_other; /* Unused. */
+ unsigned long vna_name; /* String table offset to version name. */
+ unsigned long vna_next; /* Offset to next vernaux. */
+
+ /* These fields are set up when BFD reads in the structure. FIXME:
+ It would be cleaner to store these in a different structure. */
+ const char *vna_nodename; /* vna_name as pointer. */
+ struct elf_internal_vernaux *vna_nextptr; /* vna_next as pointer. */
+} Elf_Internal_Vernaux;
+
+/* This structure appears in a SHT_GNU_versym section. This is not a
+ standard ELF structure; ELF just uses Elf32_Half. */
+
+typedef struct elf_internal_versym {
+ unsigned short vs_vers;
+} Elf_Internal_Versym;
+
+/* Structure for syminfo section. */
+typedef struct
+{
+ unsigned short int si_boundto;
+ unsigned short int si_flags;
+} Elf_Internal_Syminfo;
+
+
+#define elf32_internal_verdef elf_internal_verdef
+#define elf64_internal_verdef elf_internal_verdef
+#define elf32_internal_verdaux elf_internal_verdaux
+#define elf64_internal_verdaux elf_internal_verdaux
+#define elf32_internal_verneed elf_internal_verneed
+#define elf64_internal_verneed elf_internal_verneed
+#define elf32_internal_vernaux elf_internal_vernaux
+#define elf64_internal_vernaux elf_internal_vernaux
+#define elf32_internal_versym elf_internal_versym
+#define elf64_internal_versym elf_internal_versym
+
+#define Elf32_Internal_Verdef Elf_Internal_Verdef
+#define Elf64_Internal_Verdef Elf_Internal_Verdef
+#define Elf32_Internal_Verdaux Elf_Internal_Verdaux
+#define Elf64_Internal_Verdaux Elf_Internal_Verdaux
+#define Elf32_Internal_Verneed Elf_Internal_Verneed
+#define Elf64_Internal_Verneed Elf_Internal_Verneed
+#define Elf32_Internal_Vernaux Elf_Internal_Vernaux
+#define Elf64_Internal_Vernaux Elf_Internal_Vernaux
+#define Elf32_Internal_Versym Elf_Internal_Versym
+#define Elf64_Internal_Versym Elf_Internal_Versym
+#define Elf32_Internal_Syminfo Elf_Internal_Syminfo
+#define Elf64_Internal_Syminfo Elf_Internal_Syminfo
+
/* This structure is used to describe how sections should be assigned
to program segments. */
/* Whether the p_paddr field is valid; if not, the physical address
is based on the section lma values. */
unsigned int p_paddr_valid : 1;
- /* Number of sections. (Always 0 if p_type == PT_PHDR). */
+ /* Whether this segment includes the file header. */
+ unsigned int includes_filehdr : 1;
+ /* Whether this segment includes the program headers. */
+ unsigned int includes_phdrs : 1;
+ /* Number of sections (may be 0). */
unsigned int count;
/* Sections. Actual number of elements is in count field. */
asection *sections[1];
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