import sys

from SFF import SFFMessage

if __name__ == "__main__":

if(len(sys.argv) < 3):

print "Usage: %s <inputfile> <outputfile> <11-bit CAN ID>" % (sys.argv[0])

print "Example1: %s input.dat output.dat 0025" % (sys.argv[0])

print "Example2: %s input.dat output.dat 0025,0026,0027" % (sys.argv[0])

print "Example3: %s input.dat output.dat 0025-02FF" % (sys.argv[0])

sys.exit(1)

#search types

#1 == single ID

#2 == multi-id

#3 == range

wid_search = 1

wids = []

low = 0

high = 0

input_file = sys.argv[1]

output_file = sys.argv[2]

find_wid = sys.argv[3]

if(find_wid.find(',') != -1):

ids = find_wid.split(",")

for wid in ids:

wids.append(wid.strip())

wid_search = 2

elif(find_wid.find("-") != -1):

ids = find_wid.split("-")

low = int(ids[0].strip(), 16)

high = int(ids[1].strip(), 16)

wid_search = 3

#input file to read debug lines from

f = file(input_file, "r")

msgs = []

count = 0

for line in f:

msg = SFFMessage(line)

if(msg.wid != 0):

if(wid_search == 1):

if(msg.wid != find_wid):

count += 1

#msgs.append(msg)

msgs.append(line.strip())

elif(wid_search == 2):

if(msg.wid not in wids):

count += 1

#msgs.append(msg)

msgs.append(line.strip())

elif(wid_search == 3):

wid = int(msg.wid, 16)

if(wid <= low and wid >= high):

count += 1

#msgs.append(msg)

msgs.append(line.strip())

f.close()

#output file to write certain lines out

f = file(output_file, "w")

for found in msgs:

f.write(str(found) + '\n')

f.close()

print "Found %d messages that do not match %s" % (count, sys.argv[3])