+++ /dev/null
-#ifndef _LWK_ELF_H
-#define _LWK_ELF_H
-
-#include <lwk/types.h>
-#include <lwk/task.h>
-#include <lwk/elf-em.h>
-#include <arch/elf.h>
-
-struct file;
-
-#ifndef elf_read_implies_exec
- /* Executables for which elf_read_implies_exec() returns TRUE will
- have the READ_IMPLIES_EXEC personality flag set automatically.
- Override in asm/elf.h as needed. */
-# define elf_read_implies_exec(ex, have_pt_gnu_stack) 0
-#endif
-
-/* 32-bit ELF base types. */
-typedef __u32 Elf32_Addr;
-typedef __u16 Elf32_Half;
-typedef __u32 Elf32_Off;
-typedef __s32 Elf32_Sword;
-typedef __u32 Elf32_Word;
-
-/* 64-bit ELF base types. */
-typedef __u64 Elf64_Addr;
-typedef __u16 Elf64_Half;
-typedef __s16 Elf64_SHalf;
-typedef __u64 Elf64_Off;
-typedef __s32 Elf64_Sword;
-typedef __u32 Elf64_Word;
-typedef __u64 Elf64_Xword;
-typedef __s64 Elf64_Sxword;
-
-/* These constants are for the segment types stored in the image headers */
-#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_TLS 7 /* Thread local storage segment */
-#define PT_LOOS 0x60000000 /* OS-specific */
-#define PT_HIOS 0x6fffffff /* OS-specific */
-#define PT_LOPROC 0x70000000
-#define PT_HIPROC 0x7fffffff
-#define PT_GNU_EH_FRAME 0x6474e550
-
-#define PT_GNU_STACK (PT_LOOS + 0x474e551)
-
-/* These constants define the different 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
-
-/* This is the info that is needed to parse the dynamic section of the file */
-#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_ENCODING 32
-#define OLD_DT_LOOS 0x60000000
-#define DT_LOOS 0x6000000d
-#define DT_HIOS 0x6ffff000
-#define DT_VALRNGLO 0x6ffffd00
-#define DT_VALRNGHI 0x6ffffdff
-#define DT_ADDRRNGLO 0x6ffffe00
-#define DT_ADDRRNGHI 0x6ffffeff
-#define DT_VERSYM 0x6ffffff0
-#define DT_RELACOUNT 0x6ffffff9
-#define DT_RELCOUNT 0x6ffffffa
-#define DT_FLAGS_1 0x6ffffffb
-#define DT_VERDEF 0x6ffffffc
-#define DT_VERDEFNUM 0x6ffffffd
-#define DT_VERNEED 0x6ffffffe
-#define DT_VERNEEDNUM 0x6fffffff
-#define OLD_DT_HIOS 0x6fffffff
-#define DT_LOPROC 0x70000000
-#define DT_HIPROC 0x7fffffff
-
-/* This info is needed when parsing the symbol table */
-#define STB_LOCAL 0
-#define STB_GLOBAL 1
-#define STB_WEAK 2
-
-#define STT_NOTYPE 0
-#define STT_OBJECT 1
-#define STT_FUNC 2
-#define STT_SECTION 3
-#define STT_FILE 4
-#define STT_COMMON 5
-#define STT_TLS 6
-
-#define ELF_ST_BIND(x) ((x) >> 4)
-#define ELF_ST_TYPE(x) (((unsigned int) x) & 0xf)
-#define ELF32_ST_BIND(x) ELF_ST_BIND(x)
-#define ELF32_ST_TYPE(x) ELF_ST_TYPE(x)
-#define ELF64_ST_BIND(x) ELF_ST_BIND(x)
-#define ELF64_ST_TYPE(x) ELF_ST_TYPE(x)
-
-typedef struct dynamic{
- Elf32_Sword d_tag;
- union{
- Elf32_Sword d_val;
- Elf32_Addr d_ptr;
- } d_un;
-} Elf32_Dyn;
-
-typedef struct {
- Elf64_Sxword d_tag; /* entry tag value */
- union {
- Elf64_Xword d_val;
- Elf64_Addr d_ptr;
- } d_un;
-} Elf64_Dyn;
-
-/* The following are used with relocations */
-#define ELF32_R_SYM(x) ((x) >> 8)
-#define ELF32_R_TYPE(x) ((x) & 0xff)
-
-#define ELF64_R_SYM(i) ((i) >> 32)
-#define ELF64_R_TYPE(i) ((i) & 0xffffffff)
-
-typedef struct elf32_rel {
- Elf32_Addr r_offset;
- Elf32_Word r_info;
-} Elf32_Rel;
-
-typedef struct elf64_rel {
- Elf64_Addr r_offset; /* Location at which to apply the action */
- Elf64_Xword r_info; /* index and type of relocation */
-} Elf64_Rel;
-
-typedef struct elf32_rela{
- Elf32_Addr r_offset;
- Elf32_Word r_info;
- Elf32_Sword r_addend;
-} Elf32_Rela;
-
-typedef struct elf64_rela {
- Elf64_Addr r_offset; /* Location at which to apply the action */
- Elf64_Xword r_info; /* index and type of relocation */
- Elf64_Sxword r_addend; /* Constant addend used to compute value */
-} Elf64_Rela;
-
-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;
-
-typedef struct elf64_sym {
- Elf64_Word st_name; /* Symbol name, index in string tbl */
- unsigned char st_info; /* Type and binding attributes */
- unsigned char st_other; /* No defined meaning, 0 */
- Elf64_Half st_shndx; /* Associated section index */
- Elf64_Addr st_value; /* Value of the symbol */
- Elf64_Xword st_size; /* Associated symbol size */
-} Elf64_Sym;
-
-
-#define EI_NIDENT 16
-
-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; /* Entry point */
- 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;
-
-typedef struct elf64_hdr {
- unsigned char e_ident[16]; /* ELF "magic number" */
- Elf64_Half e_type;
- Elf64_Half e_machine;
- Elf64_Word e_version;
- Elf64_Addr e_entry; /* Entry point virtual address */
- Elf64_Off e_phoff; /* Program header table file offset */
- Elf64_Off e_shoff; /* Section header table file offset */
- 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;
-
-/* These constants define the permissions on sections in the program
- header, p_flags. */
-#define PF_R 0x4
-#define PF_W 0x2
-#define PF_X 0x1
-
-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;
-
-typedef struct elf64_phdr {
- Elf64_Word p_type;
- Elf64_Word p_flags;
- Elf64_Off p_offset; /* Segment file offset */
- Elf64_Addr p_vaddr; /* Segment virtual address */
- Elf64_Addr p_paddr; /* Segment physical address */
- Elf64_Xword p_filesz; /* Segment size in file */
- Elf64_Xword p_memsz; /* Segment size in memory */
- Elf64_Xword p_align; /* Segment alignment, file & memory */
-} Elf64_Phdr;
-
-/* sh_type */
-#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
-
-/* sh_flags */
-#define SHF_WRITE 0x1
-#define SHF_ALLOC 0x2
-#define SHF_EXECINSTR 0x4
-#define SHF_MASKPROC 0xf0000000
-
-/* special section indexes */
-#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
-
-typedef struct {
- 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;
-
-typedef struct elf64_shdr {
- Elf64_Word sh_name; /* Section name, index in string tbl */
- Elf64_Word sh_type; /* Type of section */
- Elf64_Xword sh_flags; /* Miscellaneous section attributes */
- Elf64_Addr sh_addr; /* Section virtual addr at execution */
- Elf64_Off sh_offset; /* Section file offset */
- Elf64_Xword sh_size; /* Size of section in bytes */
- Elf64_Word sh_link; /* Index of another section */
- Elf64_Word sh_info; /* Additional section information */
- Elf64_Xword sh_addralign; /* Section alignment */
- Elf64_Xword sh_entsize; /* Entry size if section holds table */
-} Elf64_Shdr;
-
-#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
-
-#ifndef ELF_OSABI
-#define ELF_OSABI ELFOSABI_NONE
-#endif
-
-/* Notes used in ET_CORE */
-#define NT_PRSTATUS 1
-#define NT_PRFPREG 2
-#define NT_PRPSINFO 3
-#define NT_TASKSTRUCT 4
-#define NT_AUXV 6
-#define NT_PRXFPREG 0x46e62b7f /* copied from gdb5.1/include/elf/common.h */
-
-
-/* Note header in a PT_NOTE section */
-typedef struct elf32_note {
- Elf32_Word n_namesz; /* Name size */
- Elf32_Word n_descsz; /* Content size */
- Elf32_Word n_type; /* Content type */
-} Elf32_Nhdr;
-
-/* Note header in a PT_NOTE section */
-typedef struct elf64_note {
- Elf64_Word n_namesz; /* Name size */
- Elf64_Word n_descsz; /* Content size */
- Elf64_Word n_type; /* Content type */
-} Elf64_Nhdr;
-
-#if ELF_CLASS == ELFCLASS32
-
-extern Elf32_Dyn _DYNAMIC [];
-#define elfhdr elf32_hdr
-#define elf_phdr elf32_phdr
-#define elf_note elf32_note
-#define elf_addr_t Elf32_Off
-
-#else
-
-extern Elf64_Dyn _DYNAMIC [];
-#define elfhdr elf64_hdr
-#define elf_phdr elf64_phdr
-#define elf_note elf64_note
-#define elf_addr_t Elf64_Off
-
-#endif
-
-#ifndef ARCH_HAVE_EXTRA_ELF_NOTES
-static inline int arch_notes_size(void) { return 0; }
-static inline void arch_write_notes(struct file *file) { }
-
-#define ELF_CORE_EXTRA_NOTES_SIZE arch_notes_size()
-#define ELF_CORE_WRITE_EXTRA_NOTES arch_write_notes(file)
-#endif /* ARCH_HAVE_EXTRA_ELF_NOTES */
-
-#include <lwk/types.h>
-#include <lwk/idspace.h>
-#include <lwk/aspace.h>
-
-int elf_check_hdr(const struct elfhdr *hdr);
-void elf_print_elfhdr(const struct elfhdr *hdr);
-void elf_print_phdr(const struct elf_phdr *hdr);
-vmflags_t elf_pflags_to_vmflags(unsigned int elf_flags);
-vaddr_t elf_entry_point(const void *elf_image);
-vaddr_t elf_phdr_table_addr(const void *elf_image);
-unsigned int elf_num_phdrs(const void *elf_image);
-vaddr_t elf_heap_start(const void *elf_image);
-int elf_init_str_array(size_t size, char *ptrs[], char *str);
-paddr_t elf_dflt_alloc_pmem(size_t size, size_t alignment, uintptr_t arg);
-
-int
-elf_init_stack(
- void * elf_image,
- void * stack_mapping,
- vaddr_t stack_start,
- size_t stack_extent,
- char * argv[],
- char * envp[],
- uid_t uid,
- gid_t gid,
- uint32_t hwcap,
- vaddr_t * stack_ptr
-);
-
-int
-elf_load_executable(
- void * elf_image,
- paddr_t elf_image_paddr,
- id_t aspace_id,
- vmpagesize_t pagesz,
- uintptr_t alloc_pmem_arg,
- paddr_t (*alloc_pmem)(size_t size, size_t alignment, uintptr_t arg)
-);
-
-int
-elf_load(
- void * elf_image,
- paddr_t elf_image_paddr,
- const char * name,
- id_t desired_aspace_id,
- vmpagesize_t pagesz,
- size_t heap_size,
- size_t stack_size,
- char * argv_str,
- char * envp_str,
- start_state_t * start_state,
- uintptr_t alloc_pmem_arg,
- paddr_t (*alloc_pmem)(size_t size, size_t alignment, uintptr_t arg)
-);
-
-/**
- * ELF related system calls.
- */
-extern int elf_hwcap(id_t cpu, uint32_t *hwcap);
-
-#ifdef __KERNEL__
-extern int sys_elf_hwcap(id_t cpu, uint32_t __user *hwcap);
-#endif
-
-#endif /* _LWK_ELF_H */