339a5b7b18
correct the add section check keep commented part to it's original code int to ut64 minor fix and limit buffer size in case file size cannot be allocted remove section check show size in readable format minor changes
149 lines
4.6 KiB
C
149 lines
4.6 KiB
C
#include <r_types.h>
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#include <r_util.h>
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#include <r_lib.h>
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#include <r_bin.h>
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#include "elf_specs.h"
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#ifndef _INCLUDE_ELF_H_
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#define _INCLUDE_ELF_H_
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#define R_BIN_ELF_SCN_IS_EXECUTABLE(x) x & SHF_EXECINSTR
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#define R_BIN_ELF_SCN_IS_READABLE(x) x & SHF_ALLOC
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#define R_BIN_ELF_SCN_IS_WRITABLE(x) x & SHF_WRITE
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#define R_BIN_ELF_SYMBOLS 0x0
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#define R_BIN_ELF_IMPORTS 0x1
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typedef struct r_bin_elf_section_t {
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ut64 offset;
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ut64 rva;
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ut64 size;
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ut64 align;
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ut32 flags;
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ut32 link;
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ut32 info;
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char name[ELF_STRING_LENGTH];
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int last;
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} RBinElfSection;
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typedef struct r_bin_elf_symbol_t {
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ut64 offset;
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ut64 size;
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ut32 ordinal;
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const char *bind;
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const char *type;
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char name[ELF_STRING_LENGTH];
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int last;
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} RBinElfSymbol;
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typedef struct r_bin_elf_reloc_t {
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int sym;
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int type;
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int is_rela;
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st64 addend;
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ut64 offset;
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ut64 rva;
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ut16 section;
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int last;
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ut64 sto;
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} RBinElfReloc;
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typedef struct r_bin_elf_field_t {
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ut64 offset;
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char name[ELF_STRING_LENGTH];
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int last;
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} RBinElfField;
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typedef struct r_bin_elf_string_t {
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ut64 offset;
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ut64 size;
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char type;
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char string[ELF_STRING_LENGTH];
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int last;
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} RBinElfString;
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typedef struct r_bin_elf_lib_t {
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char name[ELF_STRING_LENGTH];
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int last;
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} RBinElfLib;
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struct Elf_(r_bin_elf_obj_t) {
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Elf_(Ehdr) ehdr;
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Elf_(Phdr)* phdr;
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Elf_(Shdr)* shdr;
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Elf_(Shdr) *strtab_section;
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ut64 strtab_size;
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char* strtab;
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Elf_(Shdr) *shstrtab_section;
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ut64 shstrtab_size;
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char* shstrtab;
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Elf_(Dyn) *dyn_buf;
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int dyn_entries;
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int is_rela;
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ut32 reloc_num;
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ut64 version_info[DT_VERSIONTAGNUM];
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char *dynstr;
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ut32 dynstr_size;
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RBinImport **imports_by_ord;
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size_t imports_by_ord_size;
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RBinSymbol **symbols_by_ord;
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size_t symbols_by_ord_size;
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int bss;
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ut64 size;
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ut64 baddr;
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ut64 boffset;
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int endian;
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const char* file;
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RBuffer *b;
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Sdb *kv;
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};
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int Elf_(r_bin_elf_has_va)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut64 Elf_(r_bin_elf_get_section_addr)(struct Elf_(r_bin_elf_obj_t) *bin, const char *section_name);
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ut64 Elf_(r_bin_elf_get_section_offset)(struct Elf_(r_bin_elf_obj_t) *bin, const char *section_name);
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ut64 Elf_(r_bin_elf_get_baddr)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut64 Elf_(r_bin_elf_p2v)(struct Elf_(r_bin_elf_obj_t) *bin, ut64 paddr);
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ut64 Elf_(r_bin_elf_v2p)(struct Elf_(r_bin_elf_obj_t) *bin, ut64 vaddr);
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ut64 Elf_(r_bin_elf_get_boffset)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut64 Elf_(r_bin_elf_get_entry_offset)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut64 Elf_(r_bin_elf_get_main_offset)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut64 Elf_(r_bin_elf_get_init_offset)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut64 Elf_(r_bin_elf_get_fini_offset)(struct Elf_(r_bin_elf_obj_t) *bin);
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char *Elf_(r_bin_elf_intrp)(struct Elf_(r_bin_elf_obj_t) *bin);
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int Elf_(r_bin_elf_get_stripped)(struct Elf_(r_bin_elf_obj_t) *bin);
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int Elf_(r_bin_elf_get_static)(struct Elf_(r_bin_elf_obj_t) *bin);
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char* Elf_(r_bin_elf_get_data_encoding)(struct Elf_(r_bin_elf_obj_t) *bin);
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char* Elf_(r_bin_elf_get_arch)(struct Elf_(r_bin_elf_obj_t) *bin);
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char* Elf_(r_bin_elf_get_machine_name)(struct Elf_(r_bin_elf_obj_t) *bin);
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char* Elf_(r_bin_elf_get_file_type)(struct Elf_(r_bin_elf_obj_t) *bin);
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char* Elf_(r_bin_elf_get_elf_class)(struct Elf_(r_bin_elf_obj_t) *bin);
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int Elf_(r_bin_elf_get_bits)(struct Elf_(r_bin_elf_obj_t) *bin);
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char* Elf_(r_bin_elf_get_osabi_name)(struct Elf_(r_bin_elf_obj_t) *bin);
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int Elf_(r_bin_elf_is_big_endian)(struct Elf_(r_bin_elf_obj_t) *bin);
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struct r_bin_elf_reloc_t* Elf_(r_bin_elf_get_relocs)(struct Elf_(r_bin_elf_obj_t) *bin);
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struct r_bin_elf_lib_t* Elf_(r_bin_elf_get_libs)(struct Elf_(r_bin_elf_obj_t) *bin);
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struct r_bin_elf_section_t* Elf_(r_bin_elf_get_sections)(struct Elf_(r_bin_elf_obj_t) *bin);
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struct r_bin_elf_symbol_t* Elf_(r_bin_elf_get_symbols)(struct Elf_(r_bin_elf_obj_t) *bin, int type);
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struct r_bin_elf_field_t* Elf_(r_bin_elf_get_fields)(struct Elf_(r_bin_elf_obj_t) *bin);
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char *Elf_(r_bin_elf_get_rpath)(struct Elf_(r_bin_elf_obj_t) *bin);
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void* Elf_(r_bin_elf_free)(struct Elf_(r_bin_elf_obj_t)* bin);
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struct Elf_(r_bin_elf_obj_t)* Elf_(r_bin_elf_new)(const char* file);
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struct Elf_(r_bin_elf_obj_t)* Elf_(r_bin_elf_new_buf)(struct r_buf_t *buf);
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ut64 Elf_(r_bin_elf_resize_section)(struct Elf_(r_bin_elf_obj_t) *bin, const char *name, ut64 size);
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bool Elf_(r_bin_elf_section_perms)(struct Elf_(r_bin_elf_obj_t) *bin, const char *name, int perms);
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bool Elf_(r_bin_elf_entry_write)(struct Elf_(r_bin_elf_obj_t) *bin, ut64 addr);
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int Elf_(r_bin_elf_del_rpath)(struct Elf_(r_bin_elf_obj_t) *bin);
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int Elf_(r_bin_elf_has_relro)(struct Elf_(r_bin_elf_obj_t) *bin);
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int Elf_(r_bin_elf_has_nx)(struct Elf_(r_bin_elf_obj_t) *bin);
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ut8 *Elf_(r_bin_elf_grab_regstate)(struct Elf_(r_bin_elf_obj_t) *bin, int *len);
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#endif
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