Apple-2-Tools/Driv3rs
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wrote function and code for version bytes

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ultramagnus_tcv 2015-11-06 21:52:23 -06:00
parent 08d89a840e
commit 9c8d5ff997
1 changed files with 21 additions and 7 deletions
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28
3Slurp.py
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@ -21,6 +21,13 @@ def readUnpack(bytes, **options):
offset_unpacked = unpack ('< B', SOS)
return int(ord(SOS))
def nibblize(byte, **options):
if options.get("direction") == 'high':
return str(int(hex(byte >> 4), 0))
if options.get("direction") == 'low':
return str(int(hex(byte & 0x0F), 0))
dev_types ={273: 'Character Device, Write-Only, Formatter',
321: 'Character Device, Write-Only, RS232 Printer', # dictionary for types and subtypes
577: 'Character Device, Write-Only, Silentype',
@ -118,15 +125,22 @@ for i in range(0,len(drivers_list)): # begin
drivers_list[i]['block_num'] = 'Character Device or Undefined' # log field as char device or undefined
mfg = readUnpack(2, type = 'b') # read mfg bytes
try:
drivers_list[i]['mfg'] = mfgs[mfg]
drivers_list[i]['mfg'] = mfgs[mfg] # try to match key and place in dictionary
except:
if 1 <= mfg <= 31:
drivers_list[i]['mfg'] = 'Apple Computer'
if 1 <= mfg <= 31: # if exception, check if mfg is between 1 and 31
drivers_list[i]['mfg'] = 'Apple Computer' # yes, this is Apple Computer
else:
drivers_list[i]['mfg'] = 'Unknown'
drivers_list[i]['version'] = '1.01c'
drivers_list[i]['mfg'] = 'Unknown' # no, this is unknown. log as such
atell = SOSfile.tell()
ver_byte0 = readUnpack(1, type = '1') # grab the V/v0 numbers | V = high-nibble, v0 = low-nibble
ver_byte1 = readUnpack(1, type = '1') # grab the v1/Q numbers | v1 = high-nibble, Q = low-nibble
V = nibblize(ver_byte1, direction = 'high') # grab major version number as string
v0 = nibblize(ver_byte1, direction = 'low') # grab first minor version number (v0) as string
v1 = nibblize(ver_byte0, direction = 'high') # grab second minor version number (v1) as string
Q = nibblize(ver_byte0, direction = 'low') # grab qualifier number. We only care about A (Alpha), B (Beta), or E (Experimental)
drivers_list[i]['version'] = V + '.' + v0 + v1 + Q
print drivers_list[i]
# print drivers_list[i]['name_len']
#print drivers_list[i]
print drivers_list[i]['version']
SOSfile.close()