X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=deblob-check;h=78136262d55591b2f750d72fb9d8ada6c28c4e95;hb=03b05fb6af7472b4df877f4a01eb91abd1c89e0d;hp=1231bfc4163b9dff19fbc32672ccf25abd97f3a0;hpb=da3eee6c91723536e390f3162cfd901f95408583;p=releases.git diff --git a/deblob-check b/deblob-check index 1231bfc4163b..78136262d555 100755 --- a/deblob-check +++ b/deblob-check @@ -1,6 +1,6 @@ #! /bin/sh -# deblob-check version 2009-01-23 +# deblob-check version 2009-01-24 # Inspired in gNewSense's find-firmware script. # Written by Alexandre Oliva @@ -26,7 +26,7 @@ # usage: deblob-check [-S] [-vv] [-s S] [-lDdBbCcXxPpFftVh?H] \ -# [*.tar* patch-* *.patch *.diff] +# *.tar* patch-* [-i prefix/] *.patch *.diff... # Look for and report too-long undocumented sequences of numbers # (generally blobs in disguise) in source files, as well as requests @@ -110,6 +110,27 @@ # -v --verbose: increase verbosity level, for internal debugging. May # be given at most twice. + +# file options: + +# --: Don't process command-line options any further. All following +# arguments are taken as filenames. + +# -i --implied-prefix --prefix: prepend the given prefix to each filename +# listed after this option, when configuring false positives +# and negatives. + +# *.tar*: iterate over all files in the named tar file. + +# *.patch, patch-*, *.diff: Look for blobs in the [ +] parts of the +# *patch, unless --reverse-patch is given, in which case +# the [ -] parts will be used. + +# Anything else is assumed to be a source file. + +# *.gz | *.bz2: Decompress automatically. + + # The exit status is only significant for the --list options: it will # be true if nothing was found, and false otherwise. @@ -262,6 +283,20 @@ case $1 in ;; esac +prefix=/ +case $1 in +--implied-prefix | --prefix| -i) + prefix=$2 + case $prefix in + /*/) ;; + */) prefix=/$prefix ;; + /*) prefix=$prefix/ ;; + *) prefix=/$prefix/ ;; + esac + shift 2 || exit 1 + ;; +esac + test_mode=false name=deblob-check @@ -387,9 +422,10 @@ q 1;" *) case $1 in - -- | -l | --list-blobs) shift;; + -l | --list-blobs) shift;; esac case $1 in + -- | --implied-prefix | --prefix | -i) ;; -*) if test ! -f "$1"; then echo "$name: \`$1' given too late or out of the proper sequence." >&2 @@ -410,7 +446,9 @@ q 1;" esac case $1 in ---) shift;; +--) + sawdashdash=t + shift;; esac if $test_mode; then @@ -532,27 +570,12 @@ set_except () { badx "$1" $2 } - blobna "request_firmware\\(_nowait\\)\\?" - - case /$1 in - /drivers/net/tg3.c) - # This file contains firmwares that we deblob with high - # sensitivity, so make sure the sequences of numbers that are not - # blobs are not deblobbed. FIXME: we should have patterns to - # recognize the blobs instead. - defsnc ' static const u32 test_pat\[4\]\[6\] =' drivers/net/tg3.c - accept " }\\(,\\? mem_tbl_5\\(70x\\|705\\|755\\|906\\)\\[\\] = {$sepx$blobpat*$sepx}\\)*;" drivers/net/tg3.c - ;; - - /drivers/media/video/gspca/conex.c) - # FIXME: we shouldn't have to duplicate this here, but deblob - # doesn't pass us a pathname that matches linux-*.*.*/, and then - # we end up deblobbing false positives. - defsnc 'static const __u8 cx_inits_\(176\|320\|352\|640\)\[\] =' drivers/media/video/gspca/conex.c - defsnc 'static const __u8 cx_jpeg_init\[\]\[8\] =' drivers/media/video/gspca/conex.c - defsnc 'static const __u8 cxjpeg_\(640\|352\|320\|176\|qtable\)\[\]\[8\] =' drivers/media/video/gspca/conex.c - ;; + blobna "request_firmware_nowait" + blobna "request_firmware" + blobna "request_ihex_firmware" + blobna "MODULE_FIRMWARE([^;]*)[^;]*;" + case $prefix$1 in */*linux*.tar* | */*kernel*.tar* | */*linux-*.*.*/*) # false alarms, contain source # drivers/net/wan/wanxlfw.inc_shipped -> wanxlfw.S @@ -627,6 +650,13 @@ set_except () { defsnc 'static const char zr360[56]0_dqt\[0x86\] =' 'drivers/media/video/zr36060\.c\|drivers/media/video/zoran/zr36060\.c' defsnc 'static u8 tas3004_treble_table\[\] =' sound/aoa/codecs/tas-basstreble.h + # This file contains firmwares that we deblob with high + # sensitivity, so make sure the sequences of numbers that are not + # blobs are not deblobbed. FIXME: we should have patterns to + # recognize the blobs instead. + defsnc ' static const u32 test_pat\[4\]\[6\] =' drivers/net/tg3.c + accept " }\\(,\\? mem_tbl_5\\(70x\\|705\\|755\\|906\\)\\[\\] = {$sepx$blobpat*$sepx}\\)*;" drivers/net/tg3.c + # end of generic checked expressions. # version-specific checked bits start here @@ -789,6 +819,49 @@ set_except () { defsnc 'static u8 serit_sp1511lhb_inittab\[\] =' drivers/media/dvb/frontends/si21xx.c defsnc 'static u8 stv0288_inittab\[\] =' drivers/media/dvb/frontends/stv0288.c defsnc 'static const struct rf_channel rf_vals_b\[\] =' drivers/net/wireless/rt2x00/rt2400pci.c + defsnc 'static const u8 rtl8187b_reg_table\[\]\[3\] =' drivers/net/wireless/rtl8187_dev.c + + # request_firmware matches for 2.6.28 + accept 'D: Firmware loader (request_firmware)' CREDITS + accept 'FIRMWARE LOADER (request_firmware)' MAINTAINERS + accept ' - request_firmware() hotplug interface info.' Documentation/00-INDEX + accept 'This driver requires a patch for firmware_class[^\n]*[\n]request_firmware_nowait function\.' Documentation/dell_rbu.txt + accept ' request_firmware() hotplug interface:[\n] --*[\n].* - request_firmware_nowait() is also provided for convenience' Documentation/firmware_class/README + accept 'Still, there are kernel threads that may want.*For example, if request_.*_firmware() will fail regardless' Documentation/power/freezing-of-tasks.txt + accept 'Also, there may be some operations,.*calling request_firmware() from their .resume() routines' Documentation/power/notifiers.txt + accept 'There is an USB interface for downloading[/]uploading.*request_firmware interface\.' Documentation/video4linux/si470x.txt + accept '[\t]- move firmware loading to request_firmware()' drivers/staging/slicoss/README + accept 'config FIRMWARE_IN_KERNEL.*let firmware be loaded from userspace\.' drivers/base/Kconfig + accept 'static int[\n]_request_firmware(const struct firmware \*\*firmware_p, const char \*name,[^{]*[\n]{[\n]\([^}]\|[^\n}]}*\)*[\n]}[\n]' drivers/base/firmware_class.c + accept 'static int[\n]request_firmware_work_func(void \*arg)[\n]{[\n]\([^}]\|[^\n}]}*\)*ret = _request_firmware(\([^}]\|[^\n}]}*\)*[\n]}[\n]' drivers/base/firmware_class.c + accept '[/][*][*][\n] [*] request_firmware: - send firmware [^{]*[\n]{[\n]\([^}]\|[^\n}]}*\)*[\n]}[\n]' drivers/base/firmware_class.c + accept '[/][*][*][\n] [*] request_firmware_nowait: asynchronous version[^{]*[\n]{[\n]\([^}]\|[^\n}]}*\)*[\n]}[\n]' drivers/base/firmware_class.c + accept 'EXPORT_SYMBOL(request_firmware\(_nowait\)\?);' drivers/base/firmware_class.c + accept 'int request_firmware\(_nowait\)\?([^;]*);' include/linux/firmware.h + accept 'static inline int request_firmware\(_nowait\)\?([^{]*)[\n]{[\n][\t]return -EINVAL;[\n]}[\n]' include/linux/firmware.h + accept 'static inline int \(maybe_\)\?reject_firmware\(_nowait\)\?([^{;]*)[\n]{[\n]\([^}]\|[^\n}]}*\)*[\n]}[\n]' include/linux/firmware.h + + accept 'static inline int request_ihex_firmware\?([^{]*)[\n]{[\n]\([^}]\|[^\n}]}*\)*[\n]}[\n]' include/linux/ihex.h + ocomment '[/][*] Optional firmware\([^\n]*[\n] [*]\)*[^\n]* MODULE_FIRMWARE()' + oprepline '#define MODULE_FIRMWARE(_firmware)' include/linux/module.h + accept ' [*] Sample code on how to use request_firmware() from drivers\.' samples/firmware_class/firmware_sample_driver.c + accept '[\t]\(retval\|error\) = request_firmware\(_nowait\)\?([^;]*"sample_driver_fw",[^;]*);' samples/firmware_class/firmware_sample_driver.c + ocomment ' [/][*] request_firmware blocks until userspace finished' samples/firmware_class/firmware_sample_driver.c + accept ' [ \t]*" request_firmware_nowait failed' samples/firmware_class/firmware_sample_driver.c + + # Hunting down non-Free firmware-loading code and instructions. + + blob 'atmsar11\.fw' drivers/atm/ambassador.c + + blob ' sprintf([^;]*fore200[^;]*FW_EXT[^;]*);' drivers/atm/fore200e.c + blobna '\(pc\|sb\)a200e\(_ecd\)\?\.bin[12]?' drivers/atm/fore200e.c + blobna 'The supplied firmware images.*fore.*Rebuild and reinstall[^.]*\.' Documentation/networking/fore200e.txt + + blobna 'intelliport2\.bin' drivers/char/ip2/ip2main.c + + blobna '\(agere\|prism\)_\(sta\|ap\)_fw\.bin' drivers/net/wireless/orinoco.c + blobna 'symbol_sp24t_\(prim\|sec\)_fw' drivers/net/wireless/orinoco.c + # This looks suspicious, but it pretty much just sets stuff to zero. initnc 'static __u8 mode8420\(pro\|con\)\[\] =' drivers/media/video/cs8420.h @@ -2256,9 +2329,37 @@ pass=: tempfiles= trap "status=$?; test -z \"$tempfiles\" || rm -f $tempfiles; (exit $status); exit" 0 1 2 15 +process_arg= + # Go through each of the input files in the command line. for file do + case $process_arg in + "") ;; + --implied-prefix | --prefix | -i) + prefix=$file + case $prefix in + /*/) ;; + */) prefix=/$prefix ;; + /*) prefix=$prefix/ ;; + *) prefix=/$prefix/ ;; + esac + process_arg= + continue + ;; + *) + echo Internal error with process_arg=$process_arg >&2 + exit 1 + ;; + esac + + case $sawdashdash$file in + --implied-prefix | --prefix | -i) + process_arg=$file + continue + ;; + esac + # If we print anything whatsoever (even a blank line) while # processing it, we've failed. if check "$file"; then @@ -2270,6 +2371,14 @@ do fi done +case $process_arg in +"") ;; +*) + echo Missing argument to $process_arg >&2 + exit 1 + ;; +esac + #list: shift $n #list: exec test $# = 0