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Diffstat (limited to 'releasetools.py')
| -rw-r--r-- | releasetools.py | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/releasetools.py b/releasetools.py deleted file mode 100644 index b9dabdb..0000000 --- a/releasetools.py +++ /dev/null @@ -1,121 +0,0 @@ -# Copyright (C) 2009 The Android Open Source Project -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -"""Emit commands needed for Prime during OTA installation -(installing the bootloader and radio images).""" - -import common - -def FullOTA_InstallEnd(info): - try: - bootloader_img = info.input_zip.read("RADIO/bootloader.img") - except KeyError: - print "no bootloader.img in target_files; skipping install" - else: - WriteBootloader(info, bootloader_img) - - try: - radio_img = info.input_zip.read("RADIO/radio.img") - except KeyError: - print "no radio.img in target_files; skipping install" - else: - WriteRadio(info, radio_img) - - FsSizeFix(info) - -def IncrementalOTA_VerifyEnd(info): - try: - target_radio_img = info.target_zip.read("RADIO/radio.img") - source_radio_img = info.source_zip.read("RADIO/radio.img") - except KeyError: - # No source or target radio. Nothing to verify - pass - else: - if source_radio_img != target_radio_img: - info.script.CacheFreeSpaceCheck(len(source_radio_img)) - radio_type, radio_device = common.GetTypeAndDevice("/radio", info.info_dict) - info.script.PatchCheck("%s:%s:%d:%s:%d:%s" % ( - radio_type, radio_device, - len(source_radio_img), common.sha1(source_radio_img).hexdigest(), - len(target_radio_img), common.sha1(target_radio_img).hexdigest())) - -def IncrementalOTA_InstallEnd(info): - try: - target_bootloader_img = info.target_zip.read("RADIO/bootloader.img") - try: - source_bootloader_img = info.source_zip.read("RADIO/bootloader.img") - except KeyError: - source_bootloader_img = None - - if source_bootloader_img == target_bootloader_img: - print "bootloader unchanged; skipping" - else: - WriteBootloader(info, target_bootloader_img) - except KeyError: - print "no bootloader.img in target target_files; skipping install" - - try: - target_radio_img = info.target_zip.read("RADIO/radio.img") - try: - source_radio_img = info.source_zip.read("RADIO/radio.img") - except KeyError: - source_radio_img = None - - WriteRadio(info, target_radio_img, source_radio_img) - except KeyError: - print "no radio.img in target target_files; skipping install" - - FsSizeFix(info) - -def FsSizeFix(info): - info.script.Print("Fixing fs_size in crypto footer...") - info.script.AppendExtra('''assert(samsung.fs_size_fix());''') - -def WriteBootloader(info, bootloader_img): - common.ZipWriteStr(info.output_zip, "bootloader.img", bootloader_img) - fstab = info.info_dict["fstab"] - - info.script.Print("Writing bootloader...") - info.script.AppendExtra('''assert(samsung.write_bootloader( - package_extract_file("bootloader.img"), "%s", "%s"));''' % \ - (fstab["/xloader"].device, fstab["/sbl"].device)) - -def WriteRadio(info, target_radio_img, source_radio_img=None): - tf = common.File("radio.img", target_radio_img) - if source_radio_img is None: - tf.AddToZip(info.output_zip) - info.script.Print("Writing radio...") - info.script.WriteRawImage("/radio", tf.name) - else: - sf = common.File("radio.img", source_radio_img); - if tf.sha1 == sf.sha1: - print "radio image unchanged; skipping" - else: - diff = common.Difference(tf, sf, diff_program="bsdiff") - common.ComputeDifferences([diff]) - _, _, d = diff.GetPatch() - if d is None or len(d) > tf.size * common.OPTIONS.patch_threshold: - # computing difference failed, or difference is nearly as - # big as the target: simply send the target. - tf.AddToZip(info.output_zip) - info.script.Print("Writing radio...") - info.script.WriteRawImage("/radio", tf.name) - else: - common.ZipWriteStr(info.output_zip, "radio.img.p", d) - info.script.Print("Patching radio...") - radio_type, radio_device = common.GetTypeAndDevice("/radio", info.info_dict) - info.script.ApplyPatch( - "%s:%s:%d:%s:%d:%s" % (radio_type, radio_device, - sf.size, sf.sha1, tf.size, tf.sha1), - "-", tf.size, tf.sha1, sf.sha1, "radio.img.p") |