mirror of
https://github.com/volatilityfoundation/volatility
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iMHLv2
79 lines
3.1 KiB
Python
79 lines
3.1 KiB
Python
# Volatility
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# Copyright (C) 2007-2013 Volatility Foundation
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#
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# This file is part of Volatility.
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#
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# Volatility is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# Volatility is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Volatility. If not, see <http://www.gnu.org/licenses/>.
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#
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"""
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@author: Andrew Case
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@license: GNU General Public License 2.0
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@contact: atcuno@gmail.com
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@organization:
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"""
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import os.path
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import volatility.debug as debug
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import volatility.plugins.linux.common as linux_common
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import volatility.plugins.linux.proc_maps as linux_proc_maps
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class linux_dump_map(linux_proc_maps.linux_proc_maps):
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""" Writes selected memory mappings to disk """
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def __init__(self, config, *args, **kwargs):
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linux_proc_maps.linux_proc_maps.__init__(self, config, *args, **kwargs)
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self._config.add_option('VMA', short_option = 's', default = None, help = 'Filter by VMA starting address', action = 'store', type = 'long')
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self._config.add_option('DUMP-DIR', short_option = 'D', default = None, help = 'Output directory', action = 'store', type = 'str')
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def read_addr_range(self, task, start, end):
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pagesize = 4096
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# set the as with our new dtb so we can read from userland
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proc_as = task.get_process_address_space()
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# xrange doesn't support longs :(
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while start < end:
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page = proc_as.zread(start, pagesize)
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yield page
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start = start + pagesize
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def render_text(self, outfd, data):
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if (not self._config.DUMP_DIR or
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not os.path.isdir(self._config.DUMP_DIR)):
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debug.error("Please specify an existing output dir (--dump-dir)")
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self.table_header(outfd, [("Task", "10"),
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("VM Start", "[addrpad]"),
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("VM End", "[addrpad]"),
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("Length", "[addr]"),
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("Path", "")])
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for (task, vma) in data:
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if not self._config.VMA or vma.vm_start == self._config.VMA:
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file_name = "task.{0}.{1:#x}.vma".format(task.pid, vma.vm_start)
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file_path = os.path.join(self._config.DUMP_DIR, file_name)
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outfile = open(file_path, "wb+")
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for page in self.read_addr_range(task, vma.vm_start, vma.vm_end):
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outfile.write(page)
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outfile.close()
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self.table_row(outfd, task.pid,
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vma.vm_start,
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vma.vm_end,
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vma.vm_end - vma.vm_start,
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file_path)
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