/* *	HT Editor *	htcoffhd.cc * *	Copyright (C) 1999-2002 Stefan Weyergraf * *	This program is free software; you can redistribute it and/or modify *	it under the terms of the GNU General Public License version 2 as *	published by the Free Software Foundation. * *	This program 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 General Public License for more details. * *	You should have received a copy of the GNU General Public License *	along with this program; if not, write to the Free Software *	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */#include "atom.h"#include "htcoff.h"#include "htcoffhd.h"#include "httag.h"#include "strtools.h"#include "formats.h"#include "snprintf.h"#include <string.h>int_hash coff_machines[] ={//	{COFF_MACHINE_UNKNOWN, "generic"},	{COFF_MACHINE_I386, "Intel 386"},	{COFF_MACHINE_I486, "Intel 486"},	{COFF_MACHINE_I586, "Intel 586"},	{COFF_MACHINE_R3000BE, "R3000(be)"},	{COFF_MACHINE_R3000, "R3000"},	{COFF_MACHINE_R4000, "R4000"},	{COFF_MACHINE_R10000, "R10000"},	{COFF_MACHINE_ALPHA, "Alpha AXP"},	{COFF_MACHINE_SH3, "Hitachi SH3"},	{COFF_MACHINE_SH4, "Hitachi SH4"},	{COFF_MACHINE_ARM, "ARM"},	{COFF_MACHINE_THUMB, "THUMB"},	{COFF_MACHINE_POWERPC_LE, "PowerPC (little-endian)"},	{COFF_MACHINE_POWERPC_BE, "PowerPC (big-endian)"},	{COFF_MACHINE_POWERPC64_BE, "PowerPC64 (big-endian)"},	{COFF_MACHINE_IA64, "Intel IA64"},	{COFF_MACHINE_MIPS16, "MIPS16"},	{COFF_MACHINE_68k, "Motorola 68k"},	{COFF_MACHINE_ALPHA_AXP_64, "Alpha AXP 64"},	{COFF_MACHINE_MIPSf, "MIPSf"},	{COFF_MACHINE_MIPS16f, "MIPS16f"},	{COFF_MACHINE_AMD64, "x86-64 (AMD Opteron)"},	{0, 0}};static int_hash coff_optional_magics[] ={	{COFF_OPTMAGIC_ROMIMAGE, "ROM image"},	{COFF_OPTMAGIC_COFF32, "COFF"},	{0, 0}};static int_hash coff_optional_sizes[] ={	{COFF_OPTSIZE_COFF32, "COFF32"},	{COFF_OPTSIZE_XCOFF32, "XCOFF32"},	{0, 0}};ht_tag_flags_s coff_characteristics[] ={	{-1, "COFF - file characteristics"},	{0,  "[00] relocations stripped"},	{1,  "[01] file is executable"},	{2,  "[02] line numbers stripped"},	{3,  "[03] local symbols stripped"},	{4,  "[04] aggressively trim working set"},	{5,  "[05] >2 GiB addresses aware"},	{6,  "[06] * reserved"},	{7,  "[07] low bytes of machine uint16 are reversed"},	{8,  "[08] 32 bit machine"},	{9,  "[09] debugging information stripped"},	{10, "[10] run from swap if image on removable media"},	{11, "[11] run from swap if image is on net"},	{12, "[12] system file"},	{13, "[13] file is dynamic link library (dll)"},	{14, "[14] single processor (UP) only"},	{15, "[15] high bytes of machine uint16 are reversed"},	{0, 0}};ht_tag_flags_s coff_section_characteristics[] ={	{-1, "COFF - section characteristics"},	{0,  "[00] * reserved"},	{1,  "[01] * reserved"},	{2,  "[02] * reserved"},	{3,  "[03] * reserved"},	{4,  "[04] * reserved"},	{5,  "[05] code"},	{6,  "[06] initialized"},	{7,  "[07] uninitialized"},	{8,  "[08] * reserved"},	{9,  "[09] * reserved"},	{10, "[10] * reserved"},	{11, "[11] link remove"},	{12, "[12] comdat"},	{13, "[13] * reserved"},	{14, "[14] * reserved (obsolete - protected)"},	{15, "[15] fardata"},	{16, "[16] * reserved (obsolete - sysheap)"},	{17, "[17] purgeable/16bit?"},	{18, "[18] locked"},	{19, "[19] preload"},	{20, "[20] * reserved"},	{21, "[21] * reserved"},	{22, "[22] * reserved"},	{23, "[23] * reserved"},	{24, "[24] extended relocations"},	{25, "[25] discardable"},	{26, "[26] not cachable"},	{27, "[27] not pageable"},	{28, "[28] shareable"},	{29, "[29] executable"},	{30, "[30] readable"},	{31, "[31] writable"},	{0, 0}};ht_mask_ptable coffheader[]={	{"machine",			STATICTAG_EDIT_WORD_VE("00000000")" "STATICTAG_DESC_WORD_VE("00000000", ATOM_COFF_MACHINES_STR)},	{"number of sections",		STATICTAG_EDIT_WORD_VE("00000002")},	{"time-date stamp",		STATICTAG_EDIT_TIME_VE("00000004")},	{"pointer to symbol table",	STATICTAG_EDIT_DWORD_VE("00000008")},	{"number of symbols",		STATICTAG_EDIT_DWORD_VE("0000000c")},	{"size of optional header",	STATICTAG_EDIT_WORD_VE("00000010")" "STATICTAG_DESC_WORD_VE("00000010", ATOM_COFF_OPTIONAL_SIZES_STR)},	{"characteristics",		STATICTAG_EDIT_WORD_VE("00000012")" "STATICTAG_FLAGS("00000012", ATOM_COFF_CHARACTERISTICS_STR)},	{0, 0}};ht_mask_ptable coff32header[] = {	{"optional magic",		STATICTAG_EDIT_WORD_VE("00000014")" "STATICTAG_DESC_WORD_VE("00000014", ATOM_COFF_OPTIONAL_MAGICS_STR)},	{"major linker version",	STATICTAG_EDIT_BYTE("00000016")},	{"minor linker version",	STATICTAG_EDIT_BYTE("00000017")},	{"size of code",		STATICTAG_EDIT_DWORD_VE("00000018")},	{"size of data",		STATICTAG_EDIT_DWORD_VE("0000001c")},	{"size of bss",			STATICTAG_EDIT_DWORD_VE("00000020")},	{"entry point",			STATICTAG_EDIT_DWORD_VE("00000024")},	{"code base",			STATICTAG_EDIT_DWORD_VE("00000028")},	{"data base",			STATICTAG_EDIT_DWORD_VE("0000002c")},	{0, 0}};ht_mask_ptable xcoff32header[] = {	{"optional magic",		STATICTAG_EDIT_WORD_VE("00000014")" "STATICTAG_DESC_WORD_VE("00000014", ATOM_COFF_OPTIONAL_MAGICS_STR)},	{"major linker version",	STATICTAG_EDIT_BYTE("00000016")},	{"minor linker version",	STATICTAG_EDIT_BYTE("00000017")},	{"size of code",		STATICTAG_EDIT_DWORD_VE("00000018")},	{"size of data",		STATICTAG_EDIT_DWORD_VE("0000001c")},	{"size of bss",			STATICTAG_EDIT_DWORD_VE("00000020")},	{"address of entrypoint",	STATICTAG_EDIT_DWORD_VE("00000024")},	{"code base",			STATICTAG_EDIT_DWORD_VE("00000028")},	{"data base",			STATICTAG_EDIT_DWORD_VE("0000002c")},	{"address of TOC anchor",	STATICTAG_EDIT_DWORD_VE("00000030")},	{"section of entrypoint",	STATICTAG_EDIT_WORD_VE("00000034")},	{"section of .text",		STATICTAG_EDIT_WORD_VE("00000036")},	{"section of .data",		STATICTAG_EDIT_WORD_VE("00000038")},	{"section of TOC",		STATICTAG_EDIT_WORD_VE("0000003a")},	{"section of loader data",	STATICTAG_EDIT_WORD_VE("0000003c")},	{"section of .bss",		STATICTAG_EDIT_WORD_VE("0000003e")},	{"max. alignment for .text",	STATICTAG_EDIT_WORD_VE("00000040")},	{"max. alignment for .data",	STATICTAG_EDIT_WORD_VE("00000042")},	{"module type field",		STATICTAG_EDIT_WORD_VE("00000044")},	{"cpu type",			STATICTAG_EDIT_BYTE("00000046")},	{"cpu type (reserved)",		STATICTAG_EDIT_BYTE("00000047")},	{"max. stack size",		STATICTAG_EDIT_DWORD_VE("00000048")},	{"max. data size",		STATICTAG_EDIT_DWORD_VE("0000004c")},	{"reserved for debuggers",	STATICTAG_EDIT_DWORD_VE("00000050")},	{"reserved field",		STATICTAG_EDIT_DWORD_VE("00000054")},	{"reserved field",		STATICTAG_EDIT_DWORD_VE("00000058")},	{0, 0}};ht_mask_ptable coff_section[] = {	{"name",			STATICTAG_EDIT_CHAR("00000000") STATICTAG_EDIT_CHAR("00000001") STATICTAG_EDIT_CHAR("00000002") STATICTAG_EDIT_CHAR("00000003") STATICTAG_EDIT_CHAR("00000004") STATICTAG_EDIT_CHAR("00000005") STATICTAG_EDIT_CHAR("00000006") STATICTAG_EDIT_CHAR("00000007")},	{"virt. size OR phys. address",		STATICTAG_EDIT_DWORD_VE("00000008")},	{"virtual address",		STATICTAG_EDIT_DWORD_VE("0000000c")},	{"size",			STATICTAG_EDIT_DWORD_VE("00000010")},	{"offset",			STATICTAG_EDIT_DWORD_VE("00000014")},	{"relocation table offset",	STATICTAG_EDIT_DWORD_VE("00000018")},	{"line number table offset",	STATICTAG_EDIT_DWORD_VE("0000001c")},	{"relocation count",		STATICTAG_EDIT_WORD_VE("00000020")},	{"line number count",		STATICTAG_EDIT_WORD_VE("00000022")},	{"characteristics",		STATICTAG_EDIT_DWORD_VE("00000024")" "STATICTAG_FLAGS("00000024", ATOM_COFF_SECTION_CHARACTERISTICS_STR)},	{0, 0}};static ht_view *htcoffheader_init(Bounds *b, File *file, ht_format_group *group){	ht_coff_shared_data *coff_shared = (ht_coff_shared_data *)group->get_shared_data();	bool coff_bigendian = coff_shared->endian == big_endian;	uint32 h = coff_shared->hdr_ofs;	ht_uformat_viewer *v = new ht_uformat_viewer();	v->init(b, DESC_COFF_HEADER, VC_EDIT, file, group);	ht_mask_sub *m = new ht_mask_sub();	m->init(file, 0);	registerAtom(ATOM_COFF_MACHINES, coff_machines);	registerAtom(ATOM_COFF_OPTIONAL_MAGICS, coff_optional_magics);	registerAtom(ATOM_COFF_OPTIONAL_SIZES, coff_optional_sizes);	registerAtom(ATOM_COFF_CHARACTERISTICS, coff_characteristics);	registerAtom(ATOM_COFF_SECTION_CHARACTERISTICS, coff_section_characteristics);	char info[128];	ht_snprintf(info, sizeof info, "* COFF header at offset %08x", h);	m->add_mask(info);	/* COFF header */	m->add_mask("--- COFF header ---");	m->add_staticmask_ptable(coffheader, h, coff_bigendian);	/* optional header */	if (coff_shared->coffheader.optional_header_size >= 2) {		m->add_mask("--- optional header ---");		uint16 opt = coff_shared->opt_magic;/*		file->seek(h+20);		file->read(&opt, 2);*/		switch (opt) {			case COFF_OPTMAGIC_COFF32:				switch (coff_shared->coffheader.optional_header_size) {					case COFF_OPTSIZE_COFF32:						m->add_staticmask_ptable(coff32header, h, coff_bigendian);						break;					case COFF_OPTSIZE_XCOFF32:						m->add_staticmask_ptable(xcoff32header, h, coff_bigendian);						break;				}				break;			default: {				m->add_staticmask("optional magic                                   "STATICTAG_EDIT_WORD_VE("00000018")" "STATICTAG_DESC_WORD_VE("00000018", ATOM_COFF_OPTIONAL_MAGICS_STR), h+20, coff_bigendian);				m->add_mask("-------------------------------------------------------------------------");				m->add_mask("Unsupported optional magic! If you get this message in an original");				m->add_mask("(unmodified) file, please contact us (see help).");			}		}	}	/* section headers */	int sc = coff_shared->sections.section_count;	int os = coff_shared->coffheader.optional_header_size;/*	file->seek(h+16);	file->read(&os, 2);	file->seek(h+os+20);*/	v->insertsub(m);	for (int i=0; i < sc; i++) {		ht_mask_sub *n=new ht_mask_sub();		n->init(file, i);		n->add_staticmask_ptable(coff_section, h+20+os+i*40, coff_bigendian);		char nm[9];		memcpy(nm, coff_shared->sections.sections[i].name, 8);		nm[8] = 0;		char t[32];		ht_snprintf(t, sizeof t, "section %d: %s", i, nm);		ht_collapsable_sub *cn=new ht_collapsable_sub();		cn->init(file, n, 1, t, 1);		v->insertsub(cn);	}	return v;}format_viewer_if htcoffheader_if = {	htcoffheader_init,	0};