/** Construct a new ELF File Header with default values. The new section is placed at file offset zero and the size is
* initially one byte (calling parse() will extend it as necessary). Setting the initial size of non-parsed sections to a
* positive value works better when adding sections to the end-of-file since the sections will all have different starting
* offsets and therefore SgAsmGenericFile::shift_extend will know what order the sections should be in when they are
* eventually resized. */
void
SgAsmElfFileHeader::ctor()
{
ROSE_ASSERT(get_file()!=NULL);
ROSE_ASSERT(get_size()>0);
set_name(new SgAsmBasicString("ELF File Header"));
set_synthesized(true);
set_purpose(SP_HEADER);
/* Magic number */
p_magic.clear();
p_magic.push_back(0x7f);
p_magic.push_back('E');
p_magic.push_back('L');
p_magic.push_back('F');
/* Executable Format */
ROSE_ASSERT(p_exec_format!=NULL);
p_exec_format->set_family(FAMILY_ELF);
p_exec_format->set_purpose(PURPOSE_EXECUTABLE);
p_exec_format->set_sex(ByteOrder::ORDER_LSB);
p_exec_format->set_word_size(4);
p_exec_format->set_version(1);
p_exec_format->set_is_current_version(true);
p_exec_format->set_abi(ABI_UNSPECIFIED);
p_exec_format->set_abi_version(0);
p_isa = ISA_IA32_386;
p_e_ident_data_encoding = 1; /*LSB*/
p_e_ident_padding = SgUnsignedCharList(9, '\0');
}
/* Constructor */
void
SgAsmCoffSymbolTable::ctor()
{
set_synthesized(true);
set_name(new SgAsmBasicString("COFF Symbols"));
set_purpose(SP_SYMTAB);
p_symbols = new SgAsmCoffSymbolList;
p_symbols->set_parent(this);
}
/* Constructor */
void
SgAsmPESectionTable::ctor()
{
SgAsmPEFileHeader *fhdr = dynamic_cast<SgAsmPEFileHeader*>(get_header());
ROSE_ASSERT(fhdr!=NULL);
fhdr->set_section_table(this);
set_synthesized(true);
set_name(new SgAsmBasicString("PE Section Table"));
set_purpose(SP_HEADER);
}
/** Non-parsing constructor for an ELF Segment (Program Header) Table */
void
SgAsmElfSegmentTable::ctor()
{
/* There can be only one ELF Segment Table */
SgAsmElfFileHeader *fhdr = dynamic_cast<SgAsmElfFileHeader*>(get_header());
ROSE_ASSERT(fhdr);
ROSE_ASSERT(fhdr->get_segment_table()==NULL);
fhdr->set_segment_table(this);
set_synthesized(true); /* the segment table isn't part of any explicit section */
set_name(new SgAsmBasicString("ELF Segment Table"));
set_purpose(SP_HEADER);
fhdr->set_segment_table(this);
}
/** Non-parsing constructor for an ELF Section Table */
void
SgAsmElfSectionTable::ctor()
{
/* There can be only one ELF Section Table */
SgAsmElfFileHeader *fhdr = dynamic_cast<SgAsmElfFileHeader*>(get_header());
ROSE_ASSERT(fhdr);
ROSE_ASSERT(fhdr->get_section_table()==NULL);
set_synthesized(true); /* the section table isn't really a section itself */
set_name(new SgAsmBasicString("ELF Section Table"));
set_purpose(SP_HEADER);
/* Every section table has a first entry that's all zeros. We don't declare that section here (see parse()) but we do set
* the section count in the header in order to reserve that first slot. */
if (fhdr->get_e_shnum()<1)
fhdr->set_e_shnum(1);
fhdr->set_section_table(this);
}
/* Construct a new PE File Header with default values. */
void
SgAsmPEFileHeader::ctor()
{
ROSE_ASSERT(get_file()!=NULL);
ROSE_ASSERT(get_size()>0);
set_name(new SgAsmBasicString("PE File Header"));
set_synthesized(true);
set_purpose(SP_HEADER);
p_rvasize_pairs = new SgAsmPERVASizePairList(this);
/* Magic number */
p_magic.clear();
p_magic.push_back('P');
p_magic.push_back('E');
p_magic.push_back('\0');
p_magic.push_back('\0');
/* Executable Format */
ROSE_ASSERT(p_exec_format!=NULL);
p_exec_format->set_family(FAMILY_PE);
p_exec_format->set_purpose(PURPOSE_EXECUTABLE);
p_exec_format->set_sex(ORDER_LSB);
p_exec_format->set_word_size(4);
p_exec_format->set_version(0);
p_exec_format->set_is_current_version(true);
p_exec_format->set_abi(ABI_NT);
p_exec_format->set_abi_version(0);
/* Default instruction architecture */
p_e_cpu_type = 0x014c; /*i386*/
p_isa = ISA_IA32_386;
p_e_time = time(NULL);
p_e_nt_hdr_size = sizeof(PE32OptHeader_disk);
}
void
SgAsmElfSection::ctor()
{
set_synthesized(false);
set_purpose(SP_UNSPECIFIED);
}
