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Compress binaries and use xz-embedded in magiskinit

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topjohnwu
2018-08-10 05:03:54 +08:00
parent 97588408a2
commit d4568aa0a7
4 changed files with 37 additions and 9 deletions
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13
build.py
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@ -106,6 +106,9 @@ def execv(cmd, redirect=None):
def system(cmd, redirect=None):
return subprocess.run(cmd, shell=True, stdout=redirect if redirect != None else STDOUT)
def xz(data):
return lzma.compress(data, preset=9, check=lzma.CHECK_NONE)
def sign_zip(unsigned, output, release):
signer_name = 'zipsigner-3.0.jar'
zipsigner = os.path.join('utils', 'build', 'libs', signer_name)
@ -151,7 +154,7 @@ def sign_apk(source, target):
def binary_dump(src, out, var_name):
out.write('const static unsigned char {}[] = {{'.format(var_name))
for i, c in enumerate(src.read()):
for i, c in enumerate(xz(src.read())):
if i % 16 == 0:
out.write('\n')
out.write('0x{:02X},'.format(c))
@ -173,11 +176,11 @@ def gen_update_binary():
binary = os.path.join('native', 'out', 'armeabi-v7a', 'busybox')
with open(binary, 'rb') as busybox:
update_bin.append('\'\nBB_ARM=')
update_bin.append(base64.b64encode(lzma.compress(busybox.read(), preset=9, check=lzma.CHECK_NONE)).decode('ascii'))
update_bin.append(base64.b64encode(xz(busybox.read())).decode('ascii'))
binary = os.path.join('native', 'out', 'x86', 'busybox')
with open(binary, 'rb') as busybox:
update_bin.append('\nBB_X86=')
update_bin.append(base64.b64encode(lzma.compress(busybox.read(), preset=9, check=lzma.CHECK_NONE)).decode('ascii'))
update_bin.append(base64.b64encode(xz(busybox.read())).decode('ascii'))
update_bin.append('\n')
with open(os.path.join('scripts', 'update_binary.sh'), 'r') as script:
update_bin.append(script.read())
@ -213,7 +216,7 @@ def build_binary(args):
bin_file = os.path.join('native', 'out', arch, 'magisk')
with open(os.path.join('native', 'out', arch, 'binaries_arch.h'), 'w') as out:
with open(bin_file, 'rb') as src:
binary_dump(src, out, 'magisk_bin')
binary_dump(src, out, 'magisk_xz')
old_plat = False
flags = base_flags
@ -280,7 +283,7 @@ def build_apk(args):
mkdir(os.path.join('native', 'out'))
with open(os.path.join('native', 'out', 'binaries.h'), 'w') as out:
with open(release, 'rb') as src:
binary_dump(src, out, 'manager_bin');
binary_dump(src, out, 'manager_xz');
else:
proc = execv([gradlew, 'app:assembleDebug'])
if proc.returncode != 0: