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Merge "Use the hermetic gzip instead of minigzip." am: c4e7b82c44 am: ebb6d026f0 am: a8e558b721 am: 36524249e6

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Original change: https://android-review.googlesource.com/c/platform/bootable/recovery/+/2631950

Change-Id: I3fce911a882056efe2cbdede263bd637730bc032
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Elliott Hughes 2023-06-29 17:36:03 +00:00 committed by Automerger Merge Worker
commit cd0a72c926
2 changed files with 3 additions and 6 deletions
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4
applypatch/imgdiff.cpp
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@ -30,8 +30,8 @@
*
* To work well with this tool, the gzipped sections of the target image must have been generated
* using the same deflate encoder that is available in applypatch, namely, the one in the zlib
* library. In practice this means that images should be compressed using the "minigzip" tool
* included in the zlib distribution, not the GNU gzip program.
* library. In practice this means that images should be compressed using the toybox "gzip" toy,
* not the GNU gzip program.
*
* An "imgdiff" patch consists of a header describing the chunk structure of the file and any
* encoding parameters needed for the gzipped chunks, followed by N bsdiff patches, one per chunk.

5
tests/Android.bp
View file

@ -107,15 +107,12 @@ librecovery_static_libs = [
// ========================================================
genrule {
name: "recovery_image",
cmd: "cat $(location testdata/recovery_head) <(cat $(location testdata/recovery_body) | $(location minigzip)) $(location testdata/recovery_tail) > $(out)",
cmd: "cat $(location testdata/recovery_head) <(cat $(location testdata/recovery_body) | gzip) $(location testdata/recovery_tail) > $(out)",
srcs: [
"testdata/recovery_head",
"testdata/recovery_body",
"testdata/recovery_tail",
],
tools: [
"minigzip",
],
out: [
"testdata/recovery.img",
],