Populates the RAM and adds references according to a memory dump

populate_ram.py

import sark
import construct as ct
import ida_xref

## I have dumped the memory content to ram.bin
dump = open("ram.bin", "rb").read()
ram = sark.Segment(name='RAM')

## memoizing can make it more efficient but IDC
def in_segs(ea, segs):
    return any([seg.startEA <= ea < seg.endEA for seg in segs])

for l in ram.lines:
    off = l.ea - ram.startEA
    ## 'swapped=True' means Little Endian
    val = ct.BytesInteger(l.size, swapped=True).parse(dump[off:])
    l.comments.regular = hex(val) 
    if not in_segs(val, sark.segments()): continue
    ida_xref.add_dref(l.ea, val, 0)