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volatilityfoundation-volati…/volatility/plugins/mac/proc_maps.py
T

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3.3 KiB
Python

# Volatility
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
@author: Andrew Case
@license: GNU General Public License 2.0 or later
@contact: atcuno@gmail.com
@organization:
"""
import volatility.obj as obj
import volatility.plugins.mac.pslist as pslist
import volatility.plugins.mac.common as common
class mac_proc_maps(pslist.mac_pslist):
""" Gets memory maps of processes """
def calculate(self):
common.set_plugin_members(self)
procs = pslist.mac_pslist.calculate(self)
for proc in procs:
task = proc.task.dereference_as("task")
map = task.map.hdr.links.next
for i in xrange(task.map.hdr.nentries):
yield (proc, map)
map = map.links.next
def render_text(self, outfd, data):
self.table_header(outfd, [("Start", "[addrpad]"),
("End", "[addrpad]"),
("Perms", "9"),
("Map Name", "")])
## FIXME: [addrpad] gets truncated here for some reason
for (proc, map) in data:
self.table_row(outfd,
map.links.start,
map.links.end,
map.get_perms(),
self._get_path_for_map(map))
def _get_vnode_for_map(self, map):
hdr = map.dereference()
# TODO
if hdr.is_sub_map.v() == 1:
return "sub_map"
# find_vnode_object
object = hdr.object.vm_object
while object.shadow.dereference() != None:
object = object.shadow.dereference()
ops = object.pager.mo_pager_ops.v()
if ops == self.addr_space.profile.get_symbol("_vnode_pager_ops"):
vpager = obj.Object("vnode_pager", offset = object.pager, vm = self.addr_space)
ret = vpager.vnode_handle
else:
ret = None
return ret
def _get_path_for_map(self, map):
## FIXME: we should move this code to an object class
## like vm_map_entry.get_path_name() however the subfunction
## calls self.addr_space.profile.get_symbol() which is a method of
## the plugin class.
vnode = self._get_vnode_for_map(map)
if type(vnode) == str and vnode == "sub_map":
ret = vnode
elif vnode:
path = []
while vnode:
path.append(str(vnode.v_name.dereference()))
vnode = vnode.v_parent
path.reverse()
ret = "/".join(path)
else:
ret = ""
return ret