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# hexdump_view.py
#
# Copyright 2011 Hugo Teso <hugo.teso@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# 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., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
import os
import gtk
import pango
import gtksourceview2
class HexdumpView(gtk.HBox):
'''Right TextView elements'''
def __init__(self, core):
super(HexdumpView,self).__init__(False, 0)
#################################################################
# Hexdump
#################################################################
self.uicore = core
if self.uicore.backend == 'pyew':
try:
from pydistorm import Decode, Decode16Bits, Decode32Bits, Decode64Bits
except ImportError:
from pyew.pydistorm import Decode, Decode16Bits, Decode32Bits, Decode64Bits
self.Decode = Decode
if self.uicore.core.type == 16:
self.decode = Decode16Bits
elif self.uicore.core.type == 32:
self.decode = Decode32Bits
elif self.uicore.core.type == 64:
self.decode = Decode64Bits
# Scrolledwindow for Offsets
self.offset_sw = gtk.ScrolledWindow()
self.offset_sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
self.offset_sw.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
sb = self.offset_sw.get_vscrollbar()
sb.set_child_visible(False)
# Scrolledwindow for Hexdump
self.hex_sw = gtk.ScrolledWindow()
self.hex_sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
self.hex_sw.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
sb = self.hex_sw.get_vscrollbar()
sb.set_child_visible(False)
# Scrolledwindow for ASCII
self.ascii_sw = gtk.ScrolledWindow()
self.ascii_sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
self.ascii_sw.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
# Scrolledwindow for DASM
self.asm_sw = gtk.ScrolledWindow()
self.asm_sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
self.asm_sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
# Scrolling signals and callbacks
self.offset_sw.connect("scroll-event", self._sync_vscroll_offset_scroll)
self.hex_sw.connect("scroll-event", self._sync_vscroll_hex_scroll)
self.ascii_sw.get_vadjustment().connect("value-changed", self._sync_vscroll_ascii_mouse)
self.hex_sw.get_vadjustment().connect("value-changed", self._sync_vscroll_hex_mouse)
self.offset_sw.get_vadjustment().connect("value-changed", self._sync_vscroll_offset_mouse)
# Textviews and buffers
self.offset_buffer = gtksourceview2.Buffer()
self.hex_buffer = gtksourceview2.Buffer()
self.ascii_buffer = gtksourceview2.Buffer()
self.asm_buffer = gtksourceview2.Buffer()
# Add ui dir to language paths
lm = gtksourceview2.LanguageManager()
paths = lm.get_search_path()
paths.append(os.path.dirname(__file__) + os.sep + 'data' + os.sep)
lm.set_search_path(paths)
self.asm_buffer.set_data('languages-manager', lm)
self.asm_buffer.set_highlight_syntax(True)
manager = self.asm_buffer.get_data('languages-manager')
language = manager.get_language('hex-ascii')
self.hex_buffer.set_language(language)
language = manager.get_language('ascii')
self.ascii_buffer.set_language(language)
language = manager.get_language('asm')
self.asm_buffer.set_language(language)
self.offset_view = gtksourceview2.View(self.offset_buffer)
self.hex_view = gtksourceview2.View(self.hex_buffer)
self.hex_view.connect("button-release-event", self.get_selected_text)
self.ascii_view = gtksourceview2.View(self.ascii_buffer)
self.asm_view = gtksourceview2.View(self.asm_buffer)
# Margins for eye candy
self.offset_view.set_show_right_margin(True)
self.offset_view.set_right_margin(10)
self.offset_view.set_editable(False)
self.hex_view.set_show_right_margin(True)
self.hex_view.set_right_margin(10)
self.hex_view.set_left_margin(10)
self.hex_view.set_editable(False)
self.ascii_view.set_editable(False)
self.ascii_view.set_left_margin(10)
self.ascii_view.set_right_margin(10)
self.asm_view.set_left_margin(10)
font_desc = pango.FontDescription('monospace 9')
if font_desc:
self.offset_view.modify_font(font_desc)
self.hex_view.modify_font(font_desc)
self.ascii_view.modify_font(font_desc)
self.asm_view.modify_font(font_desc)
#print self.hex_buffer.get_line_count()
# Pack everything
self.offset_sw.add(self.offset_view)
self.hex_sw.add(self.hex_view)
self.ascii_sw.add(self.ascii_view)
self.asm_sw.add(self.asm_view)
self.pack_start(self.offset_sw, False, False, 0)
self.pack_start(self.hex_sw, False, False, 0)
self.pack_start(self.ascii_sw, False, False, 0)
self.pack_start(self.asm_sw, True, True, 0)
def add_content(self):
hexdump = self.uicore.get_full_hexdump()
self.set_hexdump(hexdump)
self.asm_buffer.set_text(';; Select some hex bytes on the left\n;; to see them disassembled here')
def remove_content(self):
self.offset_buffer.set_text('')
self.hex_buffer.set_text('')
self.ascii_buffer.set_text('')
def update_theme(self, theme):
self.offset_buffer.set_style_scheme(theme)
self.hex_buffer.set_style_scheme(theme)
self.ascii_buffer.set_style_scheme(theme)
self.asm_buffer.set_style_scheme(theme)
def set_hexdump(self, dump):
DUMP = dump
OFFSET_DUMP = ''
HEX_DUMP = ''
ASCII_DUMP = ''
DUMP_LINES = DUMP.split('\n')
if self.uicore.backend == 'radare':
for line in DUMP_LINES[1:]:
line = line.split(' ')
if len(line) > 1:
OFFSET_DUMP += line[0] +'\n'
HEX_DUMP += line[1] + '\n'
ASCII_DUMP += line[-1] + '\n'
elif self.uicore.backend == 'pyew':
for line in DUMP_LINES:
line = line.split(' ')
if len(line) > 1:
OFFSET_DUMP += line[0] +'\n'
HEX_DUMP += line[1] + '\n'
ASCII_DUMP += line[-1][1:] + '\n'
self.offset_buffer.set_text(OFFSET_DUMP)
self.hex_buffer.set_text(HEX_DUMP)
self.ascii_buffer.set_text(ASCII_DUMP)
def _sync_vscroll_offset_scroll(self, sw, event):
direction = event.direction.value_name
hex_adj = sw.get_vadjustment()
if direction == 'GDK_SCROLL_DOWN':
hex_adj.set_value(hex_adj.get_value() + hex_adj.get_step_increment())
elif direction == 'GDK_SCROLL_UP':
hex_adj.set_value(hex_adj.get_value() - hex_adj.get_step_increment())
ascii_adj = self.ascii_sw.get_vadjustment()
if direction == 'GDK_SCROLL_DOWN':
ascii_adj.set_value(ascii_adj.get_value() + ascii_adj.get_step_increment())
elif direction == 'GDK_SCROLL_UP':
ascii_adj.set_value(ascii_adj.get_value() - ascii_adj.get_step_increment())
offset_adj = self.offset_sw.get_vadjustment()
if direction == 'GDK_SCROLL_DOWN':
offset_adj.set_value(offset_adj.get_value() + offset_adj.get_step_increment())
elif direction == 'GDK_SCROLL_UP':
offset_adj.set_value(offset_adj.get_value() - offset_adj.get_step_increment())
def _sync_vscroll_hex_scroll(self, sw, event):
direction = event.direction.value_name
hex_adj = sw.get_vadjustment()
if direction == 'GDK_SCROLL_DOWN':
hex_adj.set_value(hex_adj.get_value() + hex_adj.get_step_increment())
elif direction == 'GDK_SCROLL_UP':
hex_adj.set_value(hex_adj.get_value() - hex_adj.get_step_increment())
ascii_adj = self.ascii_sw.get_vadjustment()
if direction == 'GDK_SCROLL_DOWN':
ascii_adj.set_value(ascii_adj.get_value() + ascii_adj.get_step_increment())
elif direction == 'GDK_SCROLL_UP':
ascii_adj.set_value(ascii_adj.get_value() - ascii_adj.get_step_increment())
offset_adj = self.offset_sw.get_vadjustment()
if direction == 'GDK_SCROLL_DOWN':
offset_adj.set_value(offset_adj.get_value() + offset_adj.get_step_increment())
elif direction == 'GDK_SCROLL_UP':
offset_adj.set_value(offset_adj.get_value() - offset_adj.get_step_increment())
def _sync_vscroll_ascii_mouse(self, adjustment):
value = adjustment.get_value()
hex_adj = self.hex_sw.get_vadjustment()
hex_adj.set_value(value)
hex_adj.changed()
offset_adj = self.offset_sw.get_vadjustment()
offset_adj.set_value(value)
offset_adj.changed()
def _sync_vscroll_hex_mouse(self, adjustment):
value = adjustment.get_value()
ascii_adj = self.ascii_sw.get_vadjustment()
ascii_adj.set_value(value)
ascii_adj.changed()
offset_adj = self.offset_sw.get_vadjustment()
offset_adj.set_value(value)
offset_adj.changed()
def _sync_vscroll_offset_mouse(self, adjustment):
value = adjustment.get_value()
ascii_adj = self.ascii_sw.get_vadjustment()
ascii_adj.set_value(value)
ascii_adj.changed()
hex_adj = self.hex_sw.get_vadjustment()
hex_adj.set_value(value)
hex_adj.changed()
def get_selected_text(self, widget, event):
start, end = self.hex_buffer.get_selection_bounds()
hex = self.hex_buffer.get_text(start, end, include_hidden_chars=True)
tmp_hex = hex.replace(' ', '')
tmp_hex = tmp_hex.replace('\n', '')
if self.uicore.backend == 'radare':
dasm = self.uicore.core.assembler.mdisassemble_hexstr(hex)
if dasm:
self.asm_buffer.set_text(hex + '\n\n' + dasm.buf_asm)
elif self.uicore.backend == 'pyew':
dasm = ''
for i in self.Decode(0, tmp_hex, self.decode):
mn = "%s " % i.mnemonic
op = "%s" % i.operands
dasm += mn.lower() + op.lower() + '\n'
self.asm_buffer.set_text(hex + '\n\n' + dasm)
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