/*
* Dump the ELF header, if any.
*/
bool Dmp_elf_header( unsigned long start )
/****************************************/
{
Wread( &Elf_head, sizeof( Elf32_Ehdr ) );
if( memcmp( Elf_head.e_ident, ELF_SIGNATURE, ELF_SIGNATURE_LEN ) ) {
return( 0 );
}
Banner( "ELF Header" );
if( start != 0 ) {
Wdputs( "File Offset:" );
Puthex( start, 8 );
Wdputslc( "\n" );
}
Wdputs( "class (1==32-bit objects, 2==64-bit objs) = " );
Puthex( Elf_head.e_ident[EI_CLASS], 2 );
Wdputslc( "H\ndata (1==little-endian, 2==big-endian) = " );
Puthex( Elf_head.e_ident[EI_DATA], 2 );
Wdputslc( "H\nversion = " );
Puthex( Elf_head.e_ident[EI_VERSION], 2 );
Wdputslc( "H\nOS/ABI type (0==unspecified) = " );
Puthex( Elf_head.e_ident[EI_OSABI], 2 );
Wdputslc( "H\nABI version (0==unspecified) = " );
Puthex( Elf_head.e_ident[EI_ABIVERSION], 2 );
Wdputslc( "H\n" );
if( Elf_head.e_ident[EI_DATA] != NATIVE_ENDIAN ) {
Byte_swap = TRUE;
/* Byte swap ELF header */
SWAP_16( Elf_head.e_type );
SWAP_16( Elf_head.e_machine );
SWAP_32( Elf_head.e_version );
SWAP_32( Elf_head.e_entry );
SWAP_32( Elf_head.e_phoff );
SWAP_32( Elf_head.e_shoff );
SWAP_32( Elf_head.e_flags );
SWAP_16( Elf_head.e_ehsize );
SWAP_16( Elf_head.e_phentsize );
SWAP_16( Elf_head.e_phnum );
SWAP_16( Elf_head.e_shentsize );
SWAP_16( Elf_head.e_shnum );
SWAP_16( Elf_head.e_shstrndx );
}
dmp_hdr_type( Elf_head.e_type );
Dump_header( &Elf_head.e_type, elf_exe_msg );
Wdputslc( "\n" );
dmp_prog_sec( start );
return( 1 );
}
/*
* Dump the Mach-O header at offset 'start', if any.
*/
bool Dmp_macho_header( unsigned long start )
/******************************************/
{
struct mach_header mhead;
Wread( &mhead, sizeof( mhead ) );
if( (mhead.magic != MH_MAGIC) && (mhead.magic != MH_CIGAM) ) {
return( 0 );
}
if( mhead.magic == MH_CIGAM ) {
Byte_swap = true;
SWAP_32( mhead.cputype );
SWAP_32( mhead.cpusubtype );
SWAP_32( mhead.filetype );
SWAP_32( mhead.ncmds );
SWAP_32( mhead.sizeofcmds );
SWAP_32( mhead.flags );
}
Banner( "Mach-O Header" );
if( start != 0 ) {
Wdputs( "File Offset: " );
Puthex( start, 8 );
Wdputslc( "\n" );
}
Wdputs( "magic = " );
Puthex( mhead.magic, 8 );
Wdputs( "\ncputype = " );
Puthex( mhead.cputype, 8 );
Wdputs( "H\ncpusubtype = " );
Puthex( mhead.cpusubtype, 8 );
Wdputs( "H\nfiletype = " );
Puthex( mhead.filetype, 8 );
Wdputslc( "H\nncmds = " );
Puthex( mhead.ncmds, 8 );
Wdputslc( "H\nsizeofcmds = " );
Puthex( mhead.sizeofcmds, 8 );
Wdputslc( "H\nflags = " );
Puthex( mhead.flags, 8 );
Wdputslc( "H\n" );
dmp_file_type( mhead.filetype );
Wdputslc( "\n" );
dmp_cmd_list( start, mhead.ncmds );
dmp_prog_sec( start );
return( 1 );
}
