You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
137 lines
5.8 KiB
137 lines
5.8 KiB
/* $NetBSD: elf.h,v 1.2 1995/03/28 18:19:14 jtc Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1994 Ted Lemon
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
#ifndef __MACHINE_ELF_H__
|
|
#define __MACHINE_ELF_H__
|
|
|
|
/* ELF executable header... */
|
|
struct ehdr {
|
|
char elf_magic [4]; /* Elf magic number... */
|
|
unsigned long magic [3]; /* Magic number... */
|
|
unsigned short type; /* Object file type... */
|
|
unsigned short machine; /* Machine ID... */
|
|
unsigned long version; /* File format version... */
|
|
unsigned long entry; /* Entry point... */
|
|
unsigned long phoff; /* Program header table offset... */
|
|
unsigned long shoff; /* Section header table offset... */
|
|
unsigned long flags; /* Processor-specific flags... */
|
|
unsigned short ehsize; /* Elf header size in bytes... */
|
|
unsigned short phsize; /* Program header size... */
|
|
unsigned short phcount; /* Program header count... */
|
|
unsigned short shsize; /* Section header size... */
|
|
unsigned short shcount; /* Section header count... */
|
|
unsigned short shstrndx; /* Section header string table index... */
|
|
};
|
|
|
|
/* Program header... */
|
|
struct phdr {
|
|
unsigned long type; /* Segment type... */
|
|
unsigned long offset; /* File offset... */
|
|
unsigned long vaddr; /* Virtual address... */
|
|
unsigned long paddr; /* Physical address... */
|
|
unsigned long filesz; /* Size of segment in file... */
|
|
unsigned long memsz; /* Size of segment in memory... */
|
|
unsigned long flags; /* Segment flags... */
|
|
unsigned long align; /* Alighment, file and memory... */
|
|
};
|
|
|
|
/* Section header... */
|
|
struct shdr {
|
|
unsigned long name; /* Offset into string table of section name */
|
|
unsigned long type; /* Type of section... */
|
|
unsigned long flags; /* Section flags... */
|
|
unsigned long addr; /* Section virtual address at execution... */
|
|
unsigned long offset; /* Section file offset... */
|
|
unsigned long size; /* Section size... */
|
|
unsigned long link; /* Link to another section... */
|
|
unsigned long info; /* Additional section info... */
|
|
unsigned long align; /* Section alignment... */
|
|
unsigned long esize; /* Entry size if section holds table... */
|
|
};
|
|
|
|
/* Symbol table entry... */
|
|
struct sym {
|
|
unsigned long name; /* Index into strtab of symbol name. */
|
|
unsigned long value; /* Section offset, virt addr or common align. */
|
|
unsigned long size; /* Size of object referenced. */
|
|
unsigned type : 4; /* Symbol type (e.g., function, data)... */
|
|
unsigned binding : 4; /* Symbol binding (e.g., global, local)... */
|
|
unsigned char other; /* Unused. */
|
|
unsigned short shndx; /* Section containing symbol. */
|
|
};
|
|
|
|
/* Values for program header type field */
|
|
|
|
#define PT_NULL 0 /* Program header table entry unused */
|
|
#define PT_LOAD 1 /* Loadable program segment */
|
|
#define PT_DYNAMIC 2 /* Dynamic linking information */
|
|
#define PT_INTERP 3 /* Program interpreter */
|
|
#define PT_NOTE 4 /* Auxiliary information */
|
|
#define PT_SHLIB 5 /* Reserved, unspecified semantics */
|
|
#define PT_PHDR 6 /* Entry for header table itself */
|
|
#define PT_LOPROC 0x70000000 /* Processor-specific */
|
|
#define PT_HIPROC 0x7FFFFFFF /* Processor-specific */
|
|
#define PT_MIPS_REGINFO PT_LOPROC /* Mips reginfo section... */
|
|
|
|
/* Program segment permissions, in program header flags field */
|
|
|
|
#define PF_X (1 << 0) /* Segment is executable */
|
|
#define PF_W (1 << 1) /* Segment is writable */
|
|
#define PF_R (1 << 2) /* Segment is readable */
|
|
#define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */
|
|
|
|
/* Reserved section indices... */
|
|
#define SHN_UNDEF 0
|
|
#define SHN_ABS 0xfff1
|
|
#define SHN_COMMON 0xfff2
|
|
#define SHN_MIPS_ACOMMON 0xfff0
|
|
|
|
/* Symbol bindings... */
|
|
#define STB_LOCAL 0
|
|
#define STB_GLOBAL 1
|
|
#define STB_WEAK 2
|
|
|
|
/* Symbol types... */
|
|
#define STT_NOTYPE 0
|
|
#define STT_OBJECT 1
|
|
#define STT_FUNC 2
|
|
#define STT_SECTION 3
|
|
#define STT_FILE 4
|
|
|
|
#define ELF_HDR_SIZE (sizeof (struct ehdr))
|
|
#ifdef _KERNEL
|
|
int pmax_elf_makecmds __P((struct proc *, struct exec_package *));
|
|
#endif /* _KERNEL */
|
|
#endif /* __MACHINE_ELF_H__ */
|
|
|