Apple-2-Tools/Driv3rs
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Addition of sub-driver loops and removed some debug lines

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ultramagnus_tcv 2015-11-12 09:19:18 -06:00
parent 9c8d5ff997
commit 789aa4a3f1
1 changed files with 23 additions and 6 deletions
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29
3Slurp.py
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@ -131,16 +131,33 @@ for i in range(0,len(drivers_list)): # begin
drivers_list[i]['mfg'] = 'Apple Computer' # yes, this is Apple Computer
else:
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_byte0 = readUnpack(1, type = '1') # start version field -- 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]['version']
drivers_list[i]['version'] = V + '.' + v0 + v1 + Q # put version number into dictionary
for i in range(0,len(drivers_list)): # begin search for sub-drivers
link_ptr = drivers_list[i]['link_ptr'] # grab link_ptr in dictionary
if link_ptr != 0x0000: # is link_ptr not 0x0000?
sub_drivers = 0 # initialize sub-driver count (initially 0)
sub_loop = True # setup loop for running through a driver with subs
while sub_loop : # begin loop
SOSfile.seek(drivers_list[i]['location'],0) # reference SOF and seek to beginning of major driver
jump_distance = 4 + drivers_list[i]['comment_len'] \
+ drivers_list[i]['link_ptr'] # calculate distance needed to reach first sub-DIB
SOSfile.seek(jump_distance,1) # seek to beginning of sub-DIB
sub_sub_loop = True # setup loop to run through sub-drivers
while sub_sub_loop: # begin loop to move only through sub-
sub_link = readUnpack(2, type = 'b') # read link field of sub-driver
if sub_link != 0x0000: # if link field is not zero...
sub_drivers = sub_drivers + 1 # increment sub_drivers count
SOSfile.seek(32,1) # seek to next sub-DIB ($22 bytes minus link field)
if sub_link == 0x0000: # if link field is 0x0000
sub_sub_loop = False # set inner loop to false
sub_loop = False # set sub-driver loop to false
drivers_list[i]['sub_drivers'] = sub_drivers # place total number in dictionary
# here we continue iterating through major drivers
SOSfile.close()