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Merge "init: write bootloader message directly." into nyc-dev 

am: a3a7a88

* commit 'a3a7a886f5277b6223140761e58cea0753854225':
  init: write bootloader message directly.

Change-Id: I764e0288b40264b8e48fc09011c3c0475b71a04e
This commit is contained in:
Yabin Cui 2016-04-09 00:35:26 +00:00 committed by android-build-merger
parent 7b2d2d6afa a3a7a886f5
commit 52a302d1e6
2 changed files with 6 additions and 8 deletions
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1
init/Android.mk
View File

@ -83,6 +83,7 @@ LOCAL_UNSTRIPPED_PATH := $(TARGET_ROOT_OUT_UNSTRIPPED)
LOCAL_STATIC_LIBRARIES := \
libinit \
libbootloader_message_writer \
libfs_mgr \
libfec \
libfec_rs \

13
init/builtins.cpp
View File

@ -45,6 +45,7 @@
#include <android-base/file.h>
#include <android-base/parseint.h>
#include <android-base/stringprintf.h>
#include <bootloader_message_writer.h>
#include <cutils/partition_utils.h>
#include <cutils/android_reboot.h>
#include <logwrap/logwrap.h>
@ -451,14 +452,10 @@ exit_success:
}
static int wipe_data_via_recovery() {
mkdir("/cache/recovery", 0700);
int fd = open("/cache/recovery/command", O_RDWR|O_CREAT|O_TRUNC|O_CLOEXEC, 0600);
if (fd >= 0) {
write(fd, "--wipe_data\n", strlen("--wipe_data\n") + 1);
write(fd, "--reason=wipe_data_via_recovery\n", strlen("--reason=wipe_data_via_recovery\n") + 1);
close(fd);
} else {
ERROR("could not open /cache/recovery/command\n");
const std::vector<std::string> options = {"--wipe_data", "--reason=wipe_data_via_recovery"};
std::string err;
if (!write_bootloader_message(options, &err)) {
ERROR("failed to set bootloader message: %s", err.c_str());
return -1;
}
android_reboot(ANDROID_RB_RESTART2, 0, "recovery");