#!~/.wine/drive_c/Python25/python.exe

# Copyright (c) 2009-2010, Mario Vilas
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#     * Redistributions of source code must retain the above copyright notice,
#       this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice,this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of the copyright holder nor the names of its
#       contributors may be used to endorse or promote products derived from
#       this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

# $Id$

from winappdbg import win32, Process, HexDump

def print_memory_map( pid ):

    # Instance a Process object
    process = Process( pid )

    # Get the process memory map
    memoryMap = process.get_memory_map()

    # Now you could do this...
    #
    #   from winappdbg import CrashDump
    #   print CrashDump.dump_memory_map( memoryMap ),
    #
    # ...but let's do it the hard way:

    # For each memory block in the map...
    print "Address   \tSize      \tState     \tAccess    \tType"
    for mbi in memoryMap:

        # Address and size of memory block
        BaseAddress = HexDump.address(mbi.BaseAddress)
        RegionSize  = HexDump.address(mbi.RegionSize)

        # State (free or allocated)
        if   mbi.State == win32.MEM_RESERVE:
            State   = "Reserved  "
        elif mbi.State == win32.MEM_COMMIT:
            State   = "Commited  "
        elif mbi.State == win32.MEM_FREE:
            State   = "Free      "
        else:
            State   = "Unknown   "

        # Page protection bits (R/W/X/G)
        if mbi.State != win32.MEM_COMMIT:
            Protect = "          "
        else:
##            Protect = "0x%.08x" % mbi.Protect
            if   mbi.Protect & win32.PAGE_NOACCESS:
                Protect = "--- "
            elif mbi.Protect & win32.PAGE_READONLY:
                Protect = "R-- "
            elif mbi.Protect & win32.PAGE_READWRITE:
                Protect = "RW- "
            elif mbi.Protect & win32.PAGE_WRITECOPY:
                Protect = "RC- "
            elif mbi.Protect & win32.PAGE_EXECUTE:
                Protect = "--X "
            elif mbi.Protect & win32.PAGE_EXECUTE_READ:
                Protect = "R-X "
            elif mbi.Protect & win32.PAGE_EXECUTE_READWRITE:
                Protect = "RWX "
            elif mbi.Protect & win32.PAGE_EXECUTE_WRITECOPY:
                Protect = "RCX "
            else:
                Protect = "??? "
            if   mbi.Protect & win32.PAGE_GUARD:
                Protect += "G"
            else:
                Protect += "-"
            if   mbi.Protect & win32.PAGE_NOCACHE:
                Protect += "N"
            else:
                Protect += "-"
            if   mbi.Protect & win32.PAGE_WRITECOMBINE:
                Protect += "W"
            else:
                Protect += "-"
            Protect += "   "

        # Type (file mapping, executable image, or private memory)
        if   mbi.Type == win32.MEM_IMAGE:
            Type    = "Image     "
        elif mbi.Type == win32.MEM_MAPPED:
            Type    = "Mapped    "
        elif mbi.Type == win32.MEM_PRIVATE:
            Type    = "Private   "
        elif mbi.Type == 0:
            Type    = "Free      "
        else:
            Type    = "Unknown   "

        # Print the memory block information
        fmt = "%s\t%s\t%s\t%s\t%s"
        print fmt % ( BaseAddress, RegionSize, State, Protect, Type )

# When invoked from the command line,
# the first argument is a process ID
if __name__ == "__main__":
    import sys
    print_memory_map( int( sys.argv[1] ) )