# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
-import sys, os#, re
+import sys, os
def usage():
- sys.stderr.write("usage: %s [-t] file1 file2\n" % sys.argv[0])
- sys.exit(-1)
+ sys.stderr.write("usage: %s [-t] file1 file2 [-- <readelf options>]\n"
+ % sys.argv[0])
+ sys.stderr.write("\t-t\tShow time spent on parsing/processing\n")
+ sys.stderr.write("\t--\tPass additional parameters to readelf\n")
+ sys.exit(1)
f1, f2 = (None, None)
flag_timing, dashes = (False, False)
f1 = f
elif f2 is None:
f2 = f
+ else:
+ usage()
if flag_timing:
import time
if f1 is None or f2 is None:
sym_args = " ".join(sys.argv[3 + flag_timing + dashes:])
def getsizes(file):
sym, alias, lut = {}, {}, {}
- #dynsym_filter = re.compile("^\d+:\s+[\dA-Fa-f]+\s+\d+\s+\w+\s+\w+\s+\w+\s+\w+\s+\w+$")
for l in os.popen("readelf -W -s %s %s" % (sym_args, file)).readlines():
- if True:
- l = l.strip()
- if not (len(l) and l[0].isdigit() and len(l.split()) == 8):
- continue
- num, value, size, typ, bind, vis, ndx, name = l.split()
- if ndx == "UND": continue # skip undefined
- if typ in ["SECTION", "FILES"]: continue # skip sections and files
- #else:
- # l = l.strip()
- # match = dynsym_filter.match(l)
- # if not match: continue
- # x, value, size, typ, bind, x, ndx, name = l.split()
- # if ndx == "UND": continue # skip undefined
- # if typ in ["SECTION", "FILES"]: continue # skip sections and files
+ l = l.strip()
+ if not (len(l) and l[0].isdigit() and len(l.split()) == 8):
+ continue
+ num, value, size, typ, bind, vis, ndx, name = l.split()
+ if ndx == "UND": continue # skip undefined
+ if typ in ["SECTION", "FILES"]: continue # skip sections and files
if "." in name: name = "static." + name.split(".")[0]
value = int(value, 16)
- size = int(size)
+ size = int(size, 16) if size.startswith('0x') else int(size)
if vis != "DEFAULT" and bind != "GLOBAL": # see if it is an alias
alias[(value, size)] = {"name" : name}
else: