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rizin/test/integration/test_dwarf_info.c
billow 19c889f690
DWARF loading '.debug_str_offsets', '.debug_line_str' and relocate (#3848) 
* Try Load '.debug_str_offsets'
* DWARF unify names
* Add endian_reader.c to process relocate
* Remove RzBinDwarfLineInfoMask RzBinDWARFFlags and RzBinDWARFOption
* Fix debug_line
* Add .debug_line_str
* RzBinReloc: Add section_vaddr
* Fix info->offset_comp_dir
* Fix convert_raw in loclists and rnglists
* Remove macro `UX_OR` and relocate support for read_address
* Add RzBinDwarfLineHdr->encoding
* Remove macro 'OK_None'
* Fix loclists and rnglists
* Allow void typedef
* Fix DW_AT_name reference DW_AT_specification
2023-09-28 10:15:42 +08:00

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// SPDX-FileCopyrightText: 2020 HoundThe <cgkajm@gmail.com>
// SPDX-License-Identifier: LGPL-3.0-only
#include <rz_util.h>
#include <rz_bin.h>
#include <rz_bin_dwarf.h>
#include "../unit/minunit.h"
#define UNIT(i) cu = rz_vector_index_ptr(&dw->info->units, i);
#define DIE(i) die = rz_vector_index_ptr(&cu->dies, i);
#define ATTR(i) attr = rz_vector_index_ptr(&die->attrs, i);
#define check_attr_string(attr_idx, expect_string) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_streq(rz_bin_dwarf_attr_string(attr, dw, 0), expect_string, "Wrong string attribute information")
#define check_attr_name(attr_idx, expect_name) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(attr->at, expect_name, "Wrong attribute name")
#define check_attr_address(attr_idx, expect_addr) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(rz_bin_dwarf_attr_udata(attr), expect_addr, "Wrong attribute name")
#define check_attr_form(attr_idx, expect_form) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(attr->form, expect_form, "Wrong attribute name")
#define check_attr_data(attr_idx, expect_data) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(rz_bin_dwarf_attr_udata(attr), expect_data, "Wrong attribute data")
#define check_attr_block_length(attr_idx, expect_len) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(rz_bin_dwarf_attr_block(attr)->length, expect_len, "Wrong attribute block length")
#define check_attr_block_data(attr_idx, data_idx, expect_data) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(rz_bin_dwarf_block_data(rz_bin_dwarf_attr_block(attr))[data_idx], expect_data, "Wrong attribute block data")
#define check_attr_reference(attr_idx, expect_ref) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(rz_bin_dwarf_attr_udata(attr), expect_ref, "Wrong attribute reference")
#define check_attr_flag(attr_idx, expect_flag) \
attr = rz_vector_index_ptr(&die->attrs, attr_idx); \
mu_assert_eq(rz_bin_dwarf_attr_flag(attr), expect_flag, "Wrong attribute flag")
#define check_die_abbr_code(expect_code) \
mu_assert_eq(die->abbrev_code, expect_code, "Wrong abbrev code")
#define check_die_length(len) \
mu_assert_eq(rz_vector_len(&die->attrs), len, "Wrong DIE length information")
#define check_die_tag(tg) \
mu_assert_eq(die->tag, tg, "Wrong DIE tag")
#define check_basic_unit_header(vers, len, is64bit, addr_size, abbr_offset) \
do { \
mu_assert_eq(hdr.encoding.version, vers, "Wrong header version information"); \
mu_assert_eq(hdr.length, len, "Wrong header length information"); \
mu_assert_eq(hdr.encoding.is_64bit, is64bit, "Wrong header is_64bit information"); \
mu_assert_eq(hdr.encoding.address_size, addr_size, "Wrong header address_size information"); \
mu_assert_eq(hdr.abbrev_offset, abbr_offset, "Wrong header abbrev_offset information"); \
} while (0)
bool test_dwarf3_c(void) {
RzBin *bin = rz_bin_new();
RzIO *io = rz_io_new();
rz_io_bind(io, &bin->iob);
RzBinOptions opt = { 0 };
rz_bin_options_init(&opt, 0, 0, 0, false);
RzBinFile *bf = rz_bin_open(bin, "bins/elf/dwarf3_c.elf", &opt);
mu_assert_notnull(bf, "couldn't open file");
RzBinDWARF *dw = rz_bin_dwarf_from_file(bf);
mu_assert_eq(rz_bin_dwarf_abbrev_count(dw->abbrev), 7, "Incorrect number of abbreviation");
mu_assert_eq(rz_vector_len(&dw->info->units), 1, "Incorrect number of info compilation units");
// check header
RzBinDwarfCompUnit *cu = rz_vector_head(&dw->info->units);
RzBinDwarfCompUnitHdr hdr = cu->hdr;
check_basic_unit_header(3, 0xa9, false, 8, 0x0);
mu_assert_eq(rz_vector_len(&cu->dies), 11, "Wrong attribute information");
mu_assert_eq(cu->offset, 0x0, "Wrong attribute information");
// check some of the attributes
int i = 0;
RzBinDwarfDie *die;
RzBinDwarfAttr *attr;
DIE(0);
check_die_abbr_code(1);
check_die_length(7);
check_die_tag(DW_TAG_compile_unit);
check_attr_name(0, DW_AT_producer);
check_attr_string(2, "main.c");
DIE(++i);
check_die_abbr_code(2);
DIE(++i);
check_die_abbr_code(3);
DIE(++i);
check_die_abbr_code(4);
DIE(++i);
check_die_abbr_code(5);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(6);
DIE(++i);
check_die_abbr_code(7);
check_attr_string(0, "b");
check_attr_data(3, 15);
DIE(++i);
check_die_abbr_code(7);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(0);
rz_bin_dwarf_free(dw);
rz_bin_free(bin);
rz_io_free(io);
mu_end;
}
bool test_dwarf4_cpp_multiple_modules(void) {
RzBin *bin = rz_bin_new();
RzIO *io = rz_io_new();
rz_io_bind(io, &bin->iob);
RzBinOptions opt = { 0 };
rz_bin_options_init(&opt, 0, 0, 0, false);
RzBinFile *bf = rz_bin_open(bin, "bins/elf/dwarf4_many_comp_units.elf", &opt);
mu_assert_notnull(bf, "couldn't open file");
RzBinDWARF *dw = rz_bin_dwarf_from_file(bf);
mu_assert_eq(rz_bin_dwarf_abbrev_count(dw->abbrev), 37, "Incorrect number of abbreviation");
mu_assert_notnull(dw->info, "Failed parsing of debug_info");
mu_assert_eq(rz_vector_len(&dw->info->units), 2, "Incorrect number of info compilation units");
// check header
RzBinDwarfCompUnit *cu = rz_vector_index_ptr(&dw->info->units, 0);
RzBinDwarfCompUnitHdr hdr = cu->hdr;
check_basic_unit_header(4, 0x2c0, false, 8, 0x0);
// check some of the attributes
mu_assert_eq(rz_vector_len(&cu->dies), 73, "Wrong attribute information");
mu_assert_eq(cu->offset, 0x0, "Wrong attribute information");
int i = 0;
RzBinDwarfDie *die;
RzBinDwarfAttr *attr;
DIE(i);
check_die_abbr_code(1);
check_die_length(7);
check_die_tag(DW_TAG_compile_unit);
check_attr_name(0, DW_AT_producer);
check_attr_string(2, "../main.cpp");
check_attr_name(6, DW_AT_ranges);
check_attr_reference(6, 0x0);
DIE(++i);
check_die_abbr_code(2);
DIE(++i);
check_die_abbr_code(3);
DIE(++i);
check_die_abbr_code(3);
DIE(++i);
check_die_abbr_code(3);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
// i == 6
check_die_abbr_code(4);
// check_attr_reference(0, 0x6e);
check_attr_data(1, 4);
check_attr_string(2, "Bird");
check_attr_data(3, 8);
check_attr_data(4, 1);
check_attr_data(5, 9);
DIE(++i);
check_die_abbr_code(5);
check_die_tag(DW_TAG_member);
check_attr_string(0, "_vptr$Bird");
check_attr_reference(1, 0xc5);
check_attr_data(2, 0);
check_attr_flag(3, true);
DIE(++i);
check_die_abbr_code(6);
DIE(++i);
check_die_abbr_code(7);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(8);
DIE(++i);
check_die_abbr_code(7);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(9);
check_die_tag(DW_TAG_subprogram);
check_die_length(10);
check_attr_string(0, "_ZN4Bird3flyEv");
check_attr_string(1, "fly");
check_attr_data(2, 1);
check_attr_data(3, 12);
check_attr_reference(4, 0xd8);
check_attr_name(6, DW_AT_vtable_elem_location);
check_attr_form(7, DW_FORM_flag_present);
check_attr_flag(7, true);
check_attr_name(8, DW_AT_external);
check_attr_flag(8, true);
check_attr_name(9, DW_AT_containing_type);
check_attr_reference(9, 0x6e);
DIE(++i);
check_die_abbr_code(7);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(10);
DIE(++i);
check_die_abbr_code(11);
DIE(++i);
check_die_abbr_code(12);
DIE(++i);
check_die_abbr_code(13);
check_die_tag(DW_TAG_base_type);
check_die_length(3);
DIE(++i);
check_die_abbr_code(10);
DIE(++i);
check_die_abbr_code(14);
DIE(++i);
check_die_abbr_code(15);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(4);
i = 66;
DIE(i);
check_die_abbr_code(18);
check_die_length(5);
check_attr_reference(3, 0x2a7);
DIE(++i);
check_die_abbr_code(15);
check_die_length(4);
check_attr_block_length(0, 2);
check_attr_block_data(0, 0, 0x91);
check_attr_block_data(0, 1, 0x78);
check_attr_string(1, "this");
check_attr_reference(2, 0x2be);
check_attr_flag(3, true);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(10);
DIE(++i);
check_die_abbr_code(10);
check_die_tag(DW_TAG_pointer_type);
DIE(++i);
check_die_abbr_code(10);
DIE(++i);
check_die_abbr_code(0);
UNIT(1);
hdr = cu->hdr;
check_basic_unit_header(4, 0x192, false, 8, 0xfd);
// check some of the attributes
mu_assert_eq(rz_vector_len(&cu->dies), 42, "Wrong attribute information");
mu_assert_eq(cu->offset, 0x2c4, "Wrong attribute information");
i = 0;
DIE(i);
check_die_abbr_code(1);
check_die_length(7);
check_die_tag(DW_TAG_compile_unit);
check_attr_name(0, DW_AT_producer);
check_attr_string(0, "clang version 10.0.0-4ubuntu1 ");
check_attr_data(1, 33);
check_attr_string(2, "../mammal.cpp");
check_attr_address(5, 0x0);
check_attr_form(5, DW_FORM_addr);
check_attr_name(6, DW_AT_ranges);
check_attr_reference(6, 0xb0);
DIE(++i);
check_die_abbr_code(2);
DIE(++i);
check_die_abbr_code(3);
DIE(++i);
check_die_abbr_code(4);
DIE(++i);
check_die_abbr_code(5);
DIE(++i);
check_die_abbr_code(0);
DIE(++i);
check_die_abbr_code(6);
DIE(++i);
check_die_abbr_code(5);
DIE(++i);
check_die_abbr_code(0);
DIE(35);
i = 35;
check_die_abbr_code(8);
check_die_tag(DW_TAG_pointer_type);
check_die_length(1);
check_attr_form(0, DW_FORM_ref4);
check_attr_reference(0, 0x407);
DIE(++i);
check_die_abbr_code(19);
check_die_tag(DW_TAG_subprogram);
check_die_length(5);
check_attr_name(2, DW_AT_frame_base);
check_attr_block_length(2, 1);
check_attr_block_data(2, 0, 0x56);
check_attr_reference(3, 0x442);
check_attr_reference(4, 0x410);
i = 40;
DIE(i);
check_die_abbr_code(8);
DIE(++i);
check_die_abbr_code(0);
rz_bin_dwarf_free(dw);
rz_bin_free(bin);
rz_io_free(io);
mu_end;
}
bool test_dwarf2_big_endian(void) {
RzBin *bin = rz_bin_new();
RzIO *io = rz_io_new();
rz_io_bind(io, &bin->iob);
RzBinOptions opt = { 0 };
rz_bin_options_init(&opt, 0, 0, 0, false);
RzBinFile *bf = rz_bin_open(bin, "bins/elf/ppc64_sudoku_dwarf", &opt);
mu_assert_notnull(bf, "couldn't open file");
RzBinDWARF *dw = rz_bin_dwarf_from_file(bf);
mu_assert_notnull(dw, "Failed parsing of DWARF");
mu_assert_eq(rz_bin_dwarf_abbrev_count(dw->abbrev), 108, "Incorrect number of abbreviation");
mu_assert_notnull(dw->info, "Failed parsing of debug_info");
mu_assert_eq(rz_vector_len(&dw->info->units), 1, "Incorrect number of info compilation units");
// check header
RzBinDwarfCompUnit *cu = rz_vector_index_ptr(&dw->info->units, 0);
RzBinDwarfCompUnitHdr hdr = cu->hdr;
check_basic_unit_header(2, 0x38b9, false, 8, 0x0);
int i = 0;
RzBinDwarfDie *die;
RzBinDwarfAttr *attr;
DIE(i);
check_die_abbr_code(1);
check_die_length(7);
check_die_tag(DW_TAG_compile_unit);
check_attr_name(0, DW_AT_producer);
check_attr_string(0, "GNU C++14 9.3.0 -msecure-plt -mabi=elfv2 -mcpu=970 -gdwarf-2 -gstrict-dwarf -O1");
check_attr_name(1, DW_AT_language);
check_attr_data(1, DW_LANG_C_plus_plus);
check_attr_name(4, DW_AT_low_pc);
check_attr_reference(4, 0x0000000010000ec4);
check_attr_name(5, DW_AT_high_pc);
check_attr_reference(5, 0x0000000010001c48);
check_attr_name(6, DW_AT_stmt_list);
check_attr_reference(6, 0x0);
i += 2;
DIE(i);
check_die_abbr_code(3);
check_die_tag(DW_TAG_base_type);
check_attr_name(0, DW_AT_byte_size);
check_attr_data(0, 0x08);
check_attr_name(1, DW_AT_encoding);
check_attr_data(1, DW_ATE_unsigned);
check_attr_name(2, DW_AT_name);
check_attr_string(2, "long unsigned int");
DIE(++i);
check_die_abbr_code(4);
DIE(++i);
check_die_abbr_code(2);
DIE(++i);
check_die_abbr_code(3);
DIE(++i);
check_die_abbr_code(2);
DIE(++i);
// i == 7
check_die_abbr_code(5);
check_die_tag(DW_TAG_structure_type);
check_attr_name(0, DW_AT_name);
check_attr_string(0, "_IO_FILE");
check_attr_name(1, DW_AT_byte_size);
check_attr_data(1, 0x01);
check_attr_name(2, DW_AT_decl_file);
check_attr_name(3, DW_AT_decl_line);
check_attr_name(4, DW_AT_decl_column);
check_attr_name(5, DW_AT_sibling);
i = 1668 - 4;
DIE(i);
check_die_abbr_code(108);
check_die_tag(DW_TAG_subprogram);
check_attr_name(0, DW_AT_abstract_origin);
check_attr_reference(0, 0x2f32);
check_attr_name(1, DW_AT_MIPS_linkage_name);
check_attr_string(1, "_Z8isnumberc");
check_attr_name(2, DW_AT_low_pc);
check_attr_reference(2, 0x0000000010001aa4);
check_attr_name(3, DW_AT_high_pc);
check_attr_reference(3, 0x0000000010001ac8);
rz_bin_dwarf_free(dw);
rz_bin_free(bin);
rz_io_free(io);
mu_end;
}
bool all_tests() {
mu_run_test(test_dwarf3_c);
mu_run_test(test_dwarf4_cpp_multiple_modules);
mu_run_test(test_dwarf2_big_endian);
return tests_passed != tests_run;
}
mu_main(all_tests)
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