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Commit b03983b9 authored by Jason Hiser's avatar Jason Hiser :tractor:
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added libehp, refactored split-eh-frame into standalone class that uses libehp. 

Former-commit-id: 86c1df8c8e05024a5378d41eb4757bee1361d088
parent d69053ce
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SConstruct
+ 3
− 3
View file @ b03983b9
...@@ -9,9 +9,9 @@ env=Environment() ...@@ -9,9 +9,9 @@ env=Environment()
# default build options # default build options
env.Replace(CFLAGS="-fPIC -Wall -Werror ") env.Replace(CFLAGS="-fPIC -Wall -Werror -fmax-errors=2")
env.Replace(CXXFLAGS="-fPIC -Wall -Werror ") env.Replace(CXXFLAGS="-fPIC -Wall -Werror -fmax-errors=2 ")
env.Replace(LINKFLAGS="-fPIC -Wall -Werror ") env.Replace(LINKFLAGS="-fPIC -Wall -Werror -fmax-errors=2 ")
# parse arguments # parse arguments
env.Replace(SECURITY_TRANSFORMS_HOME=os.environ['SECURITY_TRANSFORMS_HOME']) env.Replace(SECURITY_TRANSFORMS_HOME=os.environ['SECURITY_TRANSFORMS_HOME'])
......
libIRDB/test/SConscript
+ 2
− 1
View file @ b03983b9
...@@ -15,10 +15,11 @@ if 'build_tools' not in myenv or myenv['build_tools'] is None or int(myenv['buil ...@@ -15,10 +15,11 @@ if 'build_tools' not in myenv or myenv['build_tools'] is None or int(myenv['buil
$SECURITY_TRANSFORMS_HOME/libIRDB/include $SECURITY_TRANSFORMS_HOME/libIRDB/include
$SECURITY_TRANSFORMS_HOME/libMEDSannotation/include $SECURITY_TRANSFORMS_HOME/libMEDSannotation/include
$SECURITY_TRANSFORMS_HOME/libEXEIO/include $SECURITY_TRANSFORMS_HOME/libEXEIO/include
$SECURITY_TRANSFORMS_HOME/libehp/include
''' '''
LIBPATH="$SECURITY_TRANSFORMS_HOME/lib" LIBPATH="$SECURITY_TRANSFORMS_HOME/lib"
LIBS=Split( 'IRDB-cfg IRDB-util ' + env.subst('$BASE_IRDB_LIBS')+ " MEDSannotation") LIBS=Split( 'IRDB-cfg IRDB-util ' + env.subst('$BASE_IRDB_LIBS')+ " MEDSannotation ehp")
myenv=myenv.Clone(CPPPATH=Split(cpppath)) myenv=myenv.Clone(CPPPATH=Split(cpppath))
......
libIRDB/test/dwarf2.h deleted 100644 → 0
+ 0
− 595
View file @ d69053ce
/* Declarations and definitions of codes relating to the DWARF2 symbolic
debugging information format.
Copyright (C) 1992-2014 Free Software Foundation, Inc.
Contributed by Gary Funck (gary@intrepid.com). Derived from the
DWARF 1 implementation written by Ron Guilmette (rfg@monkeys.com).
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _DWARF2_H
#define _DWARF2_H 1
/* This file is derived from the DWARF specification (a public document)
Revision 2.0.0 (July 27, 1993) developed by the UNIX International
Programming Languages Special Interest Group (UI/PLSIG) and distributed
by UNIX International. Copies of this specification are available from
UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054. */
/* This file is shared between GCC and GDB, and should not contain
prototypes. */
#ifndef __ASSEMBLER__
/* Tag names and codes. */
enum dwarf_tag
{
DW_TAG_padding = 0x00,
DW_TAG_array_type = 0x01,
DW_TAG_class_type = 0x02,
DW_TAG_entry_point = 0x03,
DW_TAG_enumeration_type = 0x04,
DW_TAG_formal_parameter = 0x05,
DW_TAG_imported_declaration = 0x08,
DW_TAG_label = 0x0a,
DW_TAG_lexical_block = 0x0b,
DW_TAG_member = 0x0d,
DW_TAG_pointer_type = 0x0f,
DW_TAG_reference_type = 0x10,
DW_TAG_compile_unit = 0x11,
DW_TAG_string_type = 0x12,
DW_TAG_structure_type = 0x13,
DW_TAG_subroutine_type = 0x15,
DW_TAG_typedef = 0x16,
DW_TAG_union_type = 0x17,
DW_TAG_unspecified_parameters = 0x18,
DW_TAG_variant = 0x19,
DW_TAG_common_block = 0x1a,
DW_TAG_common_inclusion = 0x1b,
DW_TAG_inheritance = 0x1c,
DW_TAG_inlined_subroutine = 0x1d,
DW_TAG_module = 0x1e,
DW_TAG_ptr_to_member_type = 0x1f,
DW_TAG_set_type = 0x20,
DW_TAG_subrange_type = 0x21,
DW_TAG_with_stmt = 0x22,
DW_TAG_access_declaration = 0x23,
DW_TAG_base_type = 0x24,
DW_TAG_catch_block = 0x25,
DW_TAG_const_type = 0x26,
DW_TAG_constant = 0x27,
DW_TAG_enumerator = 0x28,
DW_TAG_file_type = 0x29,
DW_TAG_friend = 0x2a,
DW_TAG_namelist = 0x2b,
DW_TAG_namelist_item = 0x2c,
DW_TAG_packed_type = 0x2d,
DW_TAG_subprogram = 0x2e,
DW_TAG_template_type_param = 0x2f,
DW_TAG_template_value_param = 0x30,
DW_TAG_thrown_type = 0x31,
DW_TAG_try_block = 0x32,
DW_TAG_variant_part = 0x33,
DW_TAG_variable = 0x34,
DW_TAG_volatile_type = 0x35,
/* SGI/MIPS Extensions */
DW_TAG_MIPS_loop = 0x4081,
/* GNU extensions */
DW_TAG_format_label = 0x4101, /* for FORTRAN 77 and Fortran 90 */
DW_TAG_function_template = 0x4102, /* for C++ */
DW_TAG_class_template = 0x4103, /* for C++ */
DW_TAG_GNU_BINCL = 0x4104,
DW_TAG_GNU_EINCL = 0x4105
};
#define DW_TAG_lo_user 0x4080
#define DW_TAG_hi_user 0xffff
/* flag that tells whether entry has a child or not */
#define DW_children_no 0
#define DW_children_yes 1
/* Form names and codes. */
enum dwarf_form
{
DW_FORM_addr = 0x01,
DW_FORM_block2 = 0x03,
DW_FORM_block4 = 0x04,
DW_FORM_data2 = 0x05,
DW_FORM_data4 = 0x06,
DW_FORM_data8 = 0x07,
DW_FORM_string = 0x08,
DW_FORM_block = 0x09,
DW_FORM_block1 = 0x0a,
DW_FORM_data1 = 0x0b,
DW_FORM_flag = 0x0c,
DW_FORM_sdata = 0x0d,
DW_FORM_strp = 0x0e,
DW_FORM_udata = 0x0f,
DW_FORM_ref_addr = 0x10,
DW_FORM_ref1 = 0x11,
DW_FORM_ref2 = 0x12,
DW_FORM_ref4 = 0x13,
DW_FORM_ref8 = 0x14,
DW_FORM_ref_udata = 0x15,
DW_FORM_indirect = 0x16
};
/* Attribute names and codes. */
enum dwarf_attribute
{
DW_AT_sibling = 0x01,
DW_AT_location = 0x02,
DW_AT_name = 0x03,
DW_AT_ordering = 0x09,
DW_AT_subscr_data = 0x0a,
DW_AT_byte_size = 0x0b,
DW_AT_bit_offset = 0x0c,
DW_AT_bit_size = 0x0d,
DW_AT_element_list = 0x0f,
DW_AT_stmt_list = 0x10,
DW_AT_low_pc = 0x11,
DW_AT_high_pc = 0x12,
DW_AT_language = 0x13,
DW_AT_member = 0x14,
DW_AT_discr = 0x15,
DW_AT_discr_value = 0x16,
DW_AT_visibility = 0x17,
DW_AT_import = 0x18,
DW_AT_string_length = 0x19,
DW_AT_common_reference = 0x1a,
DW_AT_comp_dir = 0x1b,
DW_AT_const_value = 0x1c,
DW_AT_containing_type = 0x1d,
DW_AT_default_value = 0x1e,
DW_AT_inline = 0x20,
DW_AT_is_optional = 0x21,
DW_AT_lower_bound = 0x22,
DW_AT_producer = 0x25,
DW_AT_prototyped = 0x27,
DW_AT_return_addr = 0x2a,
DW_AT_start_scope = 0x2c,
DW_AT_stride_size = 0x2e,
DW_AT_upper_bound = 0x2f,
DW_AT_abstract_origin = 0x31,
DW_AT_accessibility = 0x32,
DW_AT_address_class = 0x33,
DW_AT_artificial = 0x34,
DW_AT_base_types = 0x35,
DW_AT_calling_convention = 0x36,
DW_AT_count = 0x37,
DW_AT_data_member_location = 0x38,
DW_AT_decl_column = 0x39,
DW_AT_decl_file = 0x3a,
DW_AT_decl_line = 0x3b,
DW_AT_declaration = 0x3c,
DW_AT_discr_list = 0x3d,
DW_AT_encoding = 0x3e,
DW_AT_external = 0x3f,
DW_AT_frame_base = 0x40,
DW_AT_friend = 0x41,
DW_AT_identifier_case = 0x42,
DW_AT_macro_info = 0x43,
DW_AT_namelist_items = 0x44,
DW_AT_priority = 0x45,
DW_AT_segment = 0x46,
DW_AT_specification = 0x47,
DW_AT_static_link = 0x48,
DW_AT_type = 0x49,
DW_AT_use_location = 0x4a,
DW_AT_variable_parameter = 0x4b,
DW_AT_virtuality = 0x4c,
DW_AT_vtable_elem_location = 0x4d,
/* SGI/MIPS Extensions */
DW_AT_MIPS_fde = 0x2001,
DW_AT_MIPS_loop_begin = 0x2002,
DW_AT_MIPS_tail_loop_begin = 0x2003,
DW_AT_MIPS_epilog_begin = 0x2004,
DW_AT_MIPS_loop_unroll_factor = 0x2005,
DW_AT_MIPS_software_pipeline_depth = 0x2006,
DW_AT_MIPS_linkage_name = 0x2007,
DW_AT_MIPS_stride = 0x2008,
DW_AT_MIPS_abstract_name = 0x2009,
DW_AT_MIPS_clone_origin = 0x200a,
DW_AT_MIPS_has_inlines = 0x200b,
/* GNU extensions. */
DW_AT_sf_names = 0x2101,
DW_AT_src_info = 0x2102,
DW_AT_mac_info = 0x2103,
DW_AT_src_coords = 0x2104,
DW_AT_body_begin = 0x2105,
DW_AT_body_end = 0x2106
};
#define DW_AT_lo_user 0x2000 /* implementation-defined range start */
#define DW_AT_hi_user 0x3ff0 /* implementation-defined range end */
/* Location atom names and codes. */
enum dwarf_location_atom
{
DW_OP_addr = 0x03,
DW_OP_deref = 0x06,
DW_OP_const1u = 0x08,
DW_OP_const1s = 0x09,
DW_OP_const2u = 0x0a,
DW_OP_const2s = 0x0b,
DW_OP_const4u = 0x0c,
DW_OP_const4s = 0x0d,
DW_OP_const8u = 0x0e,
DW_OP_const8s = 0x0f,
DW_OP_constu = 0x10,
DW_OP_consts = 0x11,
DW_OP_dup = 0x12,
DW_OP_drop = 0x13,
DW_OP_over = 0x14,
DW_OP_pick = 0x15,
DW_OP_swap = 0x16,
DW_OP_rot = 0x17,
DW_OP_xderef = 0x18,
DW_OP_abs = 0x19,
DW_OP_and = 0x1a,
DW_OP_div = 0x1b,
DW_OP_minus = 0x1c,
DW_OP_mod = 0x1d,
DW_OP_mul = 0x1e,
DW_OP_neg = 0x1f,
DW_OP_not = 0x20,
DW_OP_or = 0x21,
DW_OP_plus = 0x22,
DW_OP_plus_uconst = 0x23,
DW_OP_shl = 0x24,
DW_OP_shr = 0x25,
DW_OP_shra = 0x26,
DW_OP_xor = 0x27,
DW_OP_bra = 0x28,
DW_OP_eq = 0x29,
DW_OP_ge = 0x2a,
DW_OP_gt = 0x2b,
DW_OP_le = 0x2c,
DW_OP_lt = 0x2d,
DW_OP_ne = 0x2e,
DW_OP_skip = 0x2f,
DW_OP_lit0 = 0x30,
DW_OP_lit1 = 0x31,
DW_OP_lit2 = 0x32,
DW_OP_lit3 = 0x33,
DW_OP_lit4 = 0x34,
DW_OP_lit5 = 0x35,
DW_OP_lit6 = 0x36,
DW_OP_lit7 = 0x37,
DW_OP_lit8 = 0x38,
DW_OP_lit9 = 0x39,
DW_OP_lit10 = 0x3a,
DW_OP_lit11 = 0x3b,
DW_OP_lit12 = 0x3c,
DW_OP_lit13 = 0x3d,
DW_OP_lit14 = 0x3e,
DW_OP_lit15 = 0x3f,
DW_OP_lit16 = 0x40,
DW_OP_lit17 = 0x41,
DW_OP_lit18 = 0x42,
DW_OP_lit19 = 0x43,
DW_OP_lit20 = 0x44,
DW_OP_lit21 = 0x45,
DW_OP_lit22 = 0x46,
DW_OP_lit23 = 0x47,
DW_OP_lit24 = 0x48,
DW_OP_lit25 = 0x49,
DW_OP_lit26 = 0x4a,
DW_OP_lit27 = 0x4b,
DW_OP_lit28 = 0x4c,
DW_OP_lit29 = 0x4d,
DW_OP_lit30 = 0x4e,
DW_OP_lit31 = 0x4f,
DW_OP_reg0 = 0x50,
DW_OP_reg1 = 0x51,
DW_OP_reg2 = 0x52,
DW_OP_reg3 = 0x53,
DW_OP_reg4 = 0x54,
DW_OP_reg5 = 0x55,
DW_OP_reg6 = 0x56,
DW_OP_reg7 = 0x57,
DW_OP_reg8 = 0x58,
DW_OP_reg9 = 0x59,
DW_OP_reg10 = 0x5a,
DW_OP_reg11 = 0x5b,
DW_OP_reg12 = 0x5c,
DW_OP_reg13 = 0x5d,
DW_OP_reg14 = 0x5e,
DW_OP_reg15 = 0x5f,
DW_OP_reg16 = 0x60,
DW_OP_reg17 = 0x61,
DW_OP_reg18 = 0x62,
DW_OP_reg19 = 0x63,
DW_OP_reg20 = 0x64,
DW_OP_reg21 = 0x65,
DW_OP_reg22 = 0x66,
DW_OP_reg23 = 0x67,
DW_OP_reg24 = 0x68,
DW_OP_reg25 = 0x69,
DW_OP_reg26 = 0x6a,
DW_OP_reg27 = 0x6b,
DW_OP_reg28 = 0x6c,
DW_OP_reg29 = 0x6d,
DW_OP_reg30 = 0x6e,
DW_OP_reg31 = 0x6f,
DW_OP_breg0 = 0x70,
DW_OP_breg1 = 0x71,
DW_OP_breg2 = 0x72,
DW_OP_breg3 = 0x73,
DW_OP_breg4 = 0x74,
DW_OP_breg5 = 0x75,
DW_OP_breg6 = 0x76,
DW_OP_breg7 = 0x77,
DW_OP_breg8 = 0x78,
DW_OP_breg9 = 0x79,
DW_OP_breg10 = 0x7a,
DW_OP_breg11 = 0x7b,
DW_OP_breg12 = 0x7c,
DW_OP_breg13 = 0x7d,
DW_OP_breg14 = 0x7e,
DW_OP_breg15 = 0x7f,
DW_OP_breg16 = 0x80,
DW_OP_breg17 = 0x81,
DW_OP_breg18 = 0x82,
DW_OP_breg19 = 0x83,
DW_OP_breg20 = 0x84,
DW_OP_breg21 = 0x85,
DW_OP_breg22 = 0x86,
DW_OP_breg23 = 0x87,
DW_OP_breg24 = 0x88,
DW_OP_breg25 = 0x89,
DW_OP_breg26 = 0x8a,
DW_OP_breg27 = 0x8b,
DW_OP_breg28 = 0x8c,
DW_OP_breg29 = 0x8d,
DW_OP_breg30 = 0x8e,
DW_OP_breg31 = 0x8f,
DW_OP_regx = 0x90,
DW_OP_fbreg = 0x91,
DW_OP_bregx = 0x92,
DW_OP_piece = 0x93,
DW_OP_deref_size = 0x94,
DW_OP_xderef_size = 0x95,
DW_OP_nop = 0x96
};
#define DW_OP_lo_user 0x80 /* implementation-defined range start */
#define DW_OP_hi_user 0xff /* implementation-defined range end */
/* Type encodings. */
enum dwarf_type
{
DW_ATE_void = 0x0,
DW_ATE_address = 0x1,
DW_ATE_boolean = 0x2,
DW_ATE_complex_float = 0x3,
DW_ATE_float = 0x4,
DW_ATE_signed = 0x5,
DW_ATE_signed_char = 0x6,
DW_ATE_unsigned = 0x7,
DW_ATE_unsigned_char = 0x8
};
#define DW_ATE_lo_user 0x80
#define DW_ATE_hi_user 0xff
/* Array ordering names and codes. */
enum dwarf_array_dim_ordering
{
DW_ORD_row_major = 0,
DW_ORD_col_major = 1
};
/* access attribute */
enum dwarf_access_attribute
{
DW_ACCESS_public = 1,
DW_ACCESS_protected = 2,
DW_ACCESS_private = 3
};
/* visibility */
enum dwarf_visibility_attribute
{
DW_VIS_local = 1,
DW_VIS_exported = 2,
DW_VIS_qualified = 3
};
/* virtuality */
enum dwarf_virtuality_attribute
{
DW_VIRTUALITY_none = 0,
DW_VIRTUALITY_virtual = 1,
DW_VIRTUALITY_pure_virtual = 2
};
/* case sensitivity */
enum dwarf_id_case
{
DW_ID_case_sensitive = 0,
DW_ID_up_case = 1,
DW_ID_down_case = 2,
DW_ID_case_insensitive = 3
};
/* calling convention */
enum dwarf_calling_convention
{
DW_CC_normal = 0x1,
DW_CC_program = 0x2,
DW_CC_nocall = 0x3
};
#define DW_CC_lo_user 0x40
#define DW_CC_hi_user 0xff
/* inline attribute */
enum dwarf_inline_attribute
{
DW_INL_not_inlined = 0,
DW_INL_inlined = 1,
DW_INL_declared_not_inlined = 2,
DW_INL_declared_inlined = 3
};
/* discriminant lists */
enum dwarf_discrim_list
{
DW_DSC_label = 0,
DW_DSC_range = 1
};
/* line number opcodes */
enum dwarf_line_number_ops
{
DW_LNS_extended_op = 0,
DW_LNS_copy = 1,
DW_LNS_advance_pc = 2,
DW_LNS_advance_line = 3,
DW_LNS_set_file = 4,
DW_LNS_set_column = 5,
DW_LNS_negate_stmt = 6,
DW_LNS_set_basic_block = 7,
DW_LNS_const_add_pc = 8,
DW_LNS_fixed_advance_pc = 9
};
/* line number extended opcodes */
enum dwarf_line_number_x_ops
{
DW_LNE_end_sequence = 1,
DW_LNE_set_address = 2,
DW_LNE_define_file = 3
};
/* call frame information */
enum dwarf_call_frame_info
{
DW_CFA_advance_loc = 0x40,
DW_CFA_offset = 0x80,
DW_CFA_restore = 0xc0,
DW_CFA_nop = 0x00,
DW_CFA_set_loc = 0x01,
DW_CFA_advance_loc1 = 0x02,
DW_CFA_advance_loc2 = 0x03,
DW_CFA_advance_loc4 = 0x04,
DW_CFA_offset_extended = 0x05,
DW_CFA_restore_extended = 0x06,
DW_CFA_undefined = 0x07,
DW_CFA_same_value = 0x08,
DW_CFA_register = 0x09,
DW_CFA_remember_state = 0x0a,
DW_CFA_restore_state = 0x0b,
DW_CFA_def_cfa = 0x0c,
DW_CFA_def_cfa_register = 0x0d,
DW_CFA_def_cfa_offset = 0x0e,
DW_CFA_def_cfa_expression = 0x0f,
DW_CFA_expression = 0x10,
/* Dwarf 2.1 */
DW_CFA_offset_extended_sf = 0x11,
DW_CFA_def_cfa_sf = 0x12,
DW_CFA_def_cfa_offset_sf = 0x13,
/* added by jdh for newer version of dwarf? libc uses this in ubuntu 14.04 */
DW_CFA_val_offset = 0x14,
DW_CFA_val_offset_sf = 0x15,
DW_CFA_val_expression = 0x16,
/* SGI/MIPS specific */
DW_CFA_MIPS_advance_loc8 = 0x1d,
/* GNU extensions */
DW_CFA_GNU_window_save = 0x2d,
DW_CFA_GNU_args_size = 0x2e,
DW_CFA_GNU_negative_offset_extended = 0x2f
};
#define DW_CIE_ID 0xffffffff
#define DW_CIE_VERSION 1
#define DW_CFA_extended 0
#define DW_CFA_low_user 0x1c
#define DW_CFA_high_user 0x3f
#define DW_CHILDREN_no 0x00
#define DW_CHILDREN_yes 0x01
#define DW_ADDR_none 0
/* Source language names and codes. */
enum dwarf_source_language
{
DW_LANG_C89 = 0x0001,
DW_LANG_C = 0x0002,
DW_LANG_Ada83 = 0x0003,
DW_LANG_C_plus_plus = 0x0004,
DW_LANG_Cobol74 = 0x0005,
DW_LANG_Cobol85 = 0x0006,
DW_LANG_Fortran77 = 0x0007,
DW_LANG_Fortran90 = 0x0008,
DW_LANG_Pascal83 = 0x0009,
DW_LANG_Modula2 = 0x000a,
DW_LANG_Java = 0x000b,
DW_LANG_Mips_Assembler = 0x8001
};
#define DW_LANG_lo_user 0x8000 /* implementation-defined range start */
#define DW_LANG_hi_user 0xffff /* implementation-defined range start */
/* Names and codes for macro information. */
enum dwarf_macinfo_record_type
{
DW_MACINFO_define = 1,
DW_MACINFO_undef = 2,
DW_MACINFO_start_file = 3,
DW_MACINFO_end_file = 4,
DW_MACINFO_vendor_ext = 255
};
#endif /* !ASSEMBLER */
/* @@@ For use with GNU frame unwind information. */
#define DW_EH_PE_absptr 0x00
#define DW_EH_PE_omit 0xff
#define DW_EH_PE_uleb128 0x01
#define DW_EH_PE_udata2 0x02
#define DW_EH_PE_udata4 0x03
#define DW_EH_PE_udata8 0x04
#define DW_EH_PE_sleb128 0x09
#define DW_EH_PE_sdata2 0x0A
#define DW_EH_PE_sdata4 0x0B
#define DW_EH_PE_sdata8 0x0C
#define DW_EH_PE_signed 0x08
#define DW_EH_PE_pcrel 0x10
#define DW_EH_PE_textrel 0x20
#define DW_EH_PE_datarel 0x30
#define DW_EH_PE_funcrel 0x40
#define DW_EH_PE_aligned 0x50
#define DW_EH_PE_indirect 0x80
#endif /* dwarf2.h */
libIRDB/test/eh_frame.hpp deleted 100644 → 0
+ 0
− 402
View file @ d69053ce
#ifndef eh_frame_hpp
#define eh_frame_hpp
#include <libIRDB-core.hpp>
#include <iostream>
#include <iomanip>
#include <fstream>
#include <limits>
#include <stdlib.h>
#include <string.h>
#include <map>
#include <assert.h>
#include <elf.h>
#include <algorithm>
#include <memory>
#include <exeio.h>
#include "dwarf2.h"
typedef std::map<libIRDB::virtual_offset_t, libIRDB::Instruction_t*> OffsetMap_t;
template <int ptrsize>
class eh_frame_util_t
{
public:
template <class T>
static bool read_type(T &value, uint32_t &position, const uint8_t* const data, const uint32_t max);
template <class T>
static bool read_type_with_encoding
(const uint8_t encoding, T &value,
uint32_t &position,
const uint8_t* const data,
const uint32_t max,
const uint64_t section_start_addr );
static bool read_string
(std::string &s,
uint32_t & position,
const uint8_t* const data,
const uint32_t max);
// see https://en.wikipedia.org/wiki/LEB128
static bool read_uleb128
( uint64_t &result,
uint32_t& position,
const uint8_t* const data,
const uint32_t max);
// see https://en.wikipedia.org/wiki/LEB128
static bool read_sleb128 (
int64_t &result,
uint32_t & position,
const uint8_t* const data,
const uint32_t max);
static bool read_length(
uint64_t &act_length,
uint32_t &position,
const uint8_t* const data,
const uint32_t max);
};
template <int ptrsize>
class eh_program_insn_t
{
public:
eh_program_insn_t() ;
eh_program_insn_t(const std::string &s) ;
void print(uint64_t &pc, int64_t caf=1) const;
void push_byte(uint8_t c) ;
static void print_uleb_operand(
uint32_t pos,
const uint8_t* const data,
const uint32_t max) ;
static void print_sleb_operand(
uint32_t pos,
const uint8_t* const data,
const uint32_t max) ;
bool parse_insn(
uint8_t opcode,
uint32_t& pos,
const uint8_t* const data,
const uint32_t &max);
bool isNop() const ;
bool isRestoreState() const ;
bool isRememberState() const ;
bool Advance(uint64_t &cur_addr, uint64_t CAF) const ;
const std::vector<uint8_t>& GetBytes() const ;
std::vector<uint8_t>& GetBytes() ;
private:
std::vector<uint8_t> program_bytes;
};
template <int ptrsize>
bool operator<(const eh_program_insn_t<ptrsize>& a, const eh_program_insn_t<ptrsize>& b);
template <int ptrsize>
class eh_program_t
{
public:
void push_insn(const eh_program_insn_t<ptrsize> &i);
void print(const uint64_t start_addr=0) const;
bool parse_program(
const uint32_t& program_start_position,
const uint8_t* const data,
const uint32_t &max_program_pos);
const std::vector<eh_program_insn_t <ptrsize> >& GetInstructions() const ;
std::vector<eh_program_insn_t <ptrsize> >& GetInstructions() ;
private:
std::vector<eh_program_insn_t <ptrsize> > instructions;
};
template <int ptrsize>
bool operator<(const eh_program_t<ptrsize>& a, const eh_program_t<ptrsize>& b);
template <int ptrsize>
class cie_contents_t : eh_frame_util_t<ptrsize>
{
private:
uint64_t cie_position;
uint64_t length;
uint8_t cie_id;
uint8_t cie_version;
std::string augmentation;
uint64_t code_alignment_factor;
int64_t data_alignment_factor;
uint64_t return_address_register_column;
uint64_t augmentation_data_length;
uint8_t personality_encoding;
uint64_t personality;
uint8_t lsda_encoding;
uint8_t fde_encoding;
eh_program_t<ptrsize> eh_pgm;
public:
cie_contents_t() ;
const eh_program_t<ptrsize>& GetProgram() const ;
uint64_t GetCAF() const ;
int64_t GetDAF() const ;
uint64_t GetPersonality() const ;
uint64_t GetReturnRegister() const ;
std::string GetAugmentation() const ;
uint8_t GetLSDAEncoding() const ;
uint8_t GetFDEEncoding() const ;
bool parse_cie(
const uint32_t &cie_position,
const uint8_t* const data,
const uint32_t max,
const uint64_t eh_addr);
void print() const ;
void build_ir(libIRDB::Instruction_t* insn) const;
};
template <int ptrsize>
class lsda_call_site_action_t : private eh_frame_util_t<ptrsize>
{
private:
int64_t action;
public:
lsda_call_site_action_t() ;
int64_t GetAction() const ;
bool parse_lcsa(uint32_t& pos, const uint8_t* const data, const uint64_t max, bool &end);
void print() const;
};
template <int ptrsize>
bool operator< (const lsda_call_site_action_t <ptrsize> &lhs, const lsda_call_site_action_t <ptrsize> &rhs);
template <int ptrsize>
class lsda_type_table_entry_t: private eh_frame_util_t<ptrsize>
{
private:
uint64_t pointer_to_typeinfo;
uint64_t tt_encoding;
uint64_t tt_encoding_size;
public:
lsda_type_table_entry_t() ;
uint64_t GetTypeInfoPointer() const ;
uint64_t GetEncoding() const ;
uint64_t GetTTEncodingSize() const ;
bool parse(
const uint64_t p_tt_encoding,
const uint64_t tt_pos,
const uint64_t index,
const uint8_t* const data,
const uint64_t max,
const uint64_t data_addr
);
void print() const;
};
template <int ptrsize>
class lsda_call_site_t : private eh_frame_util_t<ptrsize>
{
private:
uint64_t call_site_offset;
uint64_t call_site_addr;
uint64_t call_site_length;
uint64_t call_site_end_addr;
uint64_t landing_pad_offset;
uint64_t landing_pad_addr;
uint64_t action;
uint64_t action_table_offset;
uint64_t action_table_addr;
std::vector<lsda_call_site_action_t <ptrsize> > action_table;
public:
lsda_call_site_t() ;
const std::vector<lsda_call_site_action_t <ptrsize> >& GetActionTable() const { return action_table; }
std::vector<lsda_call_site_action_t <ptrsize> >& GetActionTable() { return action_table; }
uint64_t GetLandingPadAddress() const { return landing_pad_addr ; }
bool parse_lcs(
const uint64_t action_table_start_addr,
const uint64_t cs_table_start_addr,
const uint8_t cs_table_encoding,
uint32_t &pos,
const uint8_t* const data,
const uint64_t max, /* call site table max */
const uint64_t data_addr,
const uint64_t landing_pad_base_addr,
const uint64_t gcc_except_table_max);
void print() const;
bool appliesTo(const libIRDB::Instruction_t* insn) const;
void build_ir(libIRDB::Instruction_t* insn, const std::vector<lsda_type_table_entry_t <ptrsize> > &type_table, const uint8_t& tt_encoding, const OffsetMap_t& om, libIRDB::FileIR_t* firp) const;
};
// short hand for a vector of call sites
template <int ptrsize> using call_site_table_t = std::vector<lsda_call_site_t <ptrsize> > ;
template <int ptrsize>
class lsda_t : private eh_frame_util_t<ptrsize>
{
private:
uint8_t landing_pad_base_encoding;
uint64_t landing_pad_base_addr; // often ommitted. when ommitted, filled in from FDE region start.
uint8_t type_table_encoding;
uint64_t type_table_offset;
uint64_t type_table_addr;
uint8_t cs_table_encoding;
uint64_t cs_table_start_offset;
uint64_t cs_table_start_addr;
uint64_t cs_table_length;
uint64_t cs_table_end_addr;
uint64_t action_table_start_addr;
call_site_table_t <ptrsize> call_site_table;
std::vector<lsda_type_table_entry_t <ptrsize> > type_table;
public:
uint8_t GetTTEncoding() const ;
lsda_t() ;
bool parse_lsda(const uint64_t lsda_addr, const libIRDB::DataScoop_t* gcc_except_scoop, const uint64_t fde_region_start);
void print() const;
void build_ir(libIRDB::Instruction_t* insn, const OffsetMap_t& om, libIRDB::FileIR_t* firp) const;
const call_site_table_t<ptrsize> GetCallSites() const { return call_site_table;}
};
template <int ptrsize>
class fde_contents_t : eh_frame_util_t<ptrsize>
{
uint32_t fde_position;
uint32_t cie_position;
uint64_t length;
uint8_t id;
uint64_t fde_start_addr;
uint64_t fde_end_addr;
uint64_t fde_range_len;
uint64_t lsda_addr;
lsda_t<ptrsize> lsda;
eh_program_t<ptrsize> eh_pgm;
cie_contents_t<ptrsize> cie_info;
public:
fde_contents_t() ;
fde_contents_t(const uint64_t start_addr, const uint64_t end_addr)
:
fde_start_addr(start_addr),
fde_end_addr(end_addr)
{}
bool appliesTo(const libIRDB::Instruction_t* insn) const;
uint64_t GetFDEStartAddress() const { return fde_start_addr; }
uint64_t GetFDEEndAddress() const {return fde_end_addr; }
const cie_contents_t<ptrsize>& GetCIE() const ;
cie_contents_t<ptrsize>& GetCIE() ;
const eh_program_t<ptrsize>& GetProgram() const ;
eh_program_t<ptrsize>& GetProgram() ;
const lsda_t<ptrsize>& GetLSDA() const { return lsda; }
bool parse_fde(
const uint32_t &fde_position,
const uint32_t &cie_position,
const uint8_t* const data,
const uint64_t max,
const uint64_t eh_addr,
const libIRDB::DataScoop_t* gcc_except_scoop);
void print() const;
void build_ir(libIRDB::Instruction_t* insn, const OffsetMap_t &om, libIRDB::FileIR_t* firp) const;
};
template <int ptrsize>
bool operator<(const fde_contents_t<ptrsize>& a, const fde_contents_t<ptrsize>& b) { return a.GetFDEEndAddress()-1 < b.GetFDEStartAddress(); }
class split_eh_frame_t
{
public:
virtual bool parse()=0;
virtual void build_ir() const =0;
virtual void print() const=0;
virtual libIRDB::Instruction_t* find_lp(libIRDB::Instruction_t*) const =0;
static std::unique_ptr<split_eh_frame_t> factory(libIRDB::FileIR_t *firp);
};
template <int ptrsize>
class split_eh_frame_impl_t : public split_eh_frame_t
{
private:
libIRDB::FileIR_t* firp;
libIRDB::DataScoop_t* eh_frame_scoop;
libIRDB::DataScoop_t* eh_frame_hdr_scoop;
libIRDB::DataScoop_t* gcc_except_table_scoop;
OffsetMap_t offset_to_insn_map;
std::vector<cie_contents_t <ptrsize> > cies;
std::set<fde_contents_t <ptrsize> > fdes;
bool init_offset_map();
bool iterate_fdes();
public:
split_eh_frame_impl_t(libIRDB::FileIR_t* p_firp);
bool parse();
void print() const;
void build_ir() const;
libIRDB::Instruction_t* find_lp(libIRDB::Instruction_t*) const ;
};
void split_eh_frame(libIRDB::FileIR_t* firp);
#endif
libIRDB/test/fill_in_cfg.cpp
+ 2
− 2
View file @ b03983b9
...@@ -29,7 +29,7 @@ ...@@ -29,7 +29,7 @@
#include <ctype.h> #include <ctype.h>
#include <exeio.h> #include <exeio.h>
#include "elfio/elfio.hpp" #include "elfio/elfio.hpp"
#include "eh_frame.hpp" #include "split_eh_frame.hpp"
int odd_target_count=0; int odd_target_count=0;
int bad_target_count=0; int bad_target_count=0;
...@@ -554,7 +554,7 @@ void fill_in_scoops(FileIR_t *firp) ...@@ -554,7 +554,7 @@ void fill_in_scoops(FileIR_t *firp)
void fill_in_landing_pads(FileIR_t *firp) void fill_in_landing_pads(FileIR_t *firp)
{ {
const auto eh_frame_rep_ptr = split_eh_frame_t::factory(firp); const auto eh_frame_rep_ptr = split_eh_frame_t::factory(firp);
eh_frame_rep_ptr->parse(); // eh_frame_rep_ptr->parse(); already parsed now.
if(getenv("EHIR_VERBOSE")) if(getenv("EHIR_VERBOSE"))
eh_frame_rep_ptr->print(); eh_frame_rep_ptr->print();
cout<<"Completed eh-frame parsing"<<endl; cout<<"Completed eh-frame parsing"<<endl;
......
libIRDB/test/split_eh_frame.cpp
+ 159
− 1651
View file @ b03983b9
This diff is collapsed.
libIRDB/test/split_eh_frame.hpp 0 → 100644
+ 95
− 0
View file @ b03983b9
#ifndef eh_frame_hpp
#define eh_frame_hpp
#include <libIRDB-core.hpp>
#include <iostream>
#include <iomanip>
#include <fstream>
#include <limits>
#include <stdlib.h>
#include <string.h>
#include <map>
#include <assert.h>
#include <elf.h>
#include <algorithm>
#include <memory>
#include <exeio.h>
#include <ehp.hpp>
using OffsetMap_t = std::map<libIRDB::virtual_offset_t, libIRDB::Instruction_t*>;
class split_eh_frame_t
{
public:
virtual void build_ir() const =0;
virtual void print() const=0;
virtual libIRDB::Instruction_t* find_lp(libIRDB::Instruction_t*) const =0;
static std::unique_ptr<split_eh_frame_t> factory(libIRDB::FileIR_t *firp);
};
template <int ptrsize>
class split_eh_frame_impl_t : public split_eh_frame_t
{
private:
libIRDB::FileIR_t* firp;
libIRDB::DataScoop_t* eh_frame_scoop;
libIRDB::DataScoop_t* eh_frame_hdr_scoop;
libIRDB::DataScoop_t* gcc_except_table_scoop;
OffsetMap_t offset_to_insn_map;
std::unique_ptr<const EHP::EHFrameParser_t> eh_frame_parser;
std::shared_ptr<const EHP::FDEVector_t> fdes;
bool init_offset_map();
bool lsda_call_site_appliesTo
(
const EHP::LSDACallSite_t& cs,
const libIRDB::Instruction_t* insn
);
void lsda_call_site_build_ir
(
const EHP::LSDACallSite_t& cs,
libIRDB::Instruction_t* insn,
/* const std::vector<lsda_type_table_entry_t <ptrsize> > &*/ std::shared_ptr<EHP::TypeTableVector_t> type_table_ptr,
const uint8_t& tt_encoding
);
void lsda_build_ir
(
const EHP::LSDA_t& lsda,
libIRDB::Instruction_t* insn
);
bool fde_contents_appliesTo
(
const EHP::FDEContents_t& fde,
const libIRDB::Instruction_t* insn
);
void fde_contents_build_ir
(
const EHP::FDEContents_t& fde,
libIRDB::Instruction_t* insn
);
public:
split_eh_frame_impl_t(libIRDB::FileIR_t* p_firp);
void print() const;
void build_ir() const;
libIRDB::Instruction_t* find_lp(libIRDB::Instruction_t*) const ;
};
void split_eh_frame(libIRDB::FileIR_t* firp);
#endif
libehp @ ff803c45
Compare 59da9c4c...ff803c45
Subproject commit 59da9c4c4856423c6e7a2add814c7c2f5efd26f1 Subproject commit ff803c45b1c258130b6f4348a8d977afa4fb87f0
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