二进制转换为C语言数组-Python实现

#!/usr/bin/python

import sys

DEBUG = False

def printline():
print '-'*80

def ShowCmdArgs():
i = 0
for arg in sys.argv:
print 'arg', i, ':', arg
i = i + 1

def usage():
progname = sys.argv[0]
printline()
print 'Usage:'
print 'bin2C.py -i binfilename -o cfilename'
printline()

def readbin(filename=''):
if filename == '':
return ''
else:
lines = ''
try:
fd = open(filename, 'rb')
except:
print 'Open ' + filename + ' Fail!'
return ''
else:
buff = fd.read()
fd.close()
return buff

def main():
iname = ''
oname = ''
if DEBUG:
ShowCmdArgs()
if len(sys.argv) == 3:
if sys.argv[1] == '-i':
iname = sys.argv[2]
else:
usage()
return
elif len(sys.argv) == 5:
if sys.argv[1] == '-i':
iname = sys.argv[2]
if sys.argv[3] == '-o':
oname = sys.argv[4]
else:
usage()
return
elif sys.argv[1] == '-o':
oname = sys.argv[2]
if sys.argv[3] == '-i':
iname = sys.argv[4]
else:
usage()
return
else:
usage()
return
else:
usage()
return

if iname != '':
print 'In: ' + iname

if oname != '':
print 'Out: ' + oname

ibuff = readbin(iname)
#print ibuff

keystring = ''
keyidx = 0
for key in ibuff:
if ((keyidx + 1) % 8) == 0:
keystring = keystring + '0x%02x' % ord(key)
keystring = keystring + '\n'
else:
keystring = keystring + '0x%02x ' % ord(key)
keyidx = keyidx + 1

if oname == '':
print keystring
else:
try:
fd = open(oname, 'w')
except:
print 'Open ' + oname + ' Fail'
else:
fd.write(keystring)
fd.close()

print 'Tatol len: ' + str(keyidx)

main()

#!/usr/bin/python

import base64
import sys

DEBUG = False

def printline():
print '-'*80

def ShowCmdArgs():
i = 0
for arg in sys.argv:
print 'arg', i, ':', arg
i = i + 1

def usage():
progname = sys.argv[0]
printline()
print 'Usage:'
print 'pem2C.py -i pemfilename -o cfilename'
printline()

def readpem(filename=''):
if filename == '':
return ''
else:
lines = ''
linenum = 0
try:
fd = open(filename, 'r')
except:
print 'Open ' + filename + ' Fail!'
return ''
else:
for line in fd:
if '---' in line:
pass
else:
for ch in line:
if ch == '\n' or ch == '\r':
pass
else:
lines = lines + ch
fd.close()
return lines

def main():
iname = ''
oname = ''
if DEBUG:
ShowCmdArgs()
if len(sys.argv) == 3:
if sys.argv[1] == '-i':
iname = sys.argv[2]
else:
usage()
return
elif len(sys.argv) == 5:
if sys.argv[1] == '-i':
iname = sys.argv[2]
if sys.argv[3] == '-o':
oname = sys.argv[4]
else:
usage()
return
elif sys.argv[1] == '-o':
oname = sys.argv[2]
if sys.argv[3] == '-i':
iname = sys.argv[4]
else:
usage()
return
else:
usage()
return
else:
usage()
return

if iname != '':
print 'In: ' + iname

if oname != '':
print 'Out: ' + oname

pem = readpem(iname)
print pem
keys = base64.b64decode(pem)

keystring = ''
keyidx = 0
for key in keys:
if ((keyidx + 1) % 8) == 0:
keystring = keystring + '0x%02x' % ord(key)
keystring = keystring + '\n'
else:
keystring = keystring + '0x%02x ' % ord(key)
keyidx = keyidx + 1

if oname == '':
print keystring
else:
try:
fd = open(oname, 'w')
except:
print 'Open ' + oname + ' Fail'
else:
fd.write(keystring)
fd.close()

print 'Tatol len: ' + str(keyidx)

main()