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-rw-r--r--otautil/include/otautil/sysutil.h15
-rw-r--r--otautil/sysutil.cpp13
-rw-r--r--recovery.cpp4
-rw-r--r--recovery_main.cpp18
-rw-r--r--recovery_ui/ui.cpp2
-rw-r--r--updater/install.cpp2
6 files changed, 30 insertions, 24 deletions
diff --git a/otautil/include/otautil/sysutil.h b/otautil/include/otautil/sysutil.h
index 692a99e9d..48e9011e5 100644
--- a/otautil/include/otautil/sysutil.h
+++ b/otautil/include/otautil/sysutil.h
@@ -14,12 +14,12 @@
* limitations under the License.
*/
-#ifndef _OTAUTIL_SYSUTIL
-#define _OTAUTIL_SYSUTIL
+#pragma once
#include <sys/types.h>
#include <string>
+#include <string_view>
#include <vector>
#include "rangeset.h"
@@ -101,13 +101,14 @@ class MemMapping {
std::vector<MappedRange> ranges_;
};
-// Wrapper function to trigger a reboot, by additionally handling quiescent reboot mode. The
-// command should start with "reboot," (e.g. "reboot,bootloader" or "reboot,").
-bool reboot(const std::string& command);
+// Reboots the device into the specified target, by additionally handling quiescent reboot mode.
+// 'target' can be an empty string, which indicates booting into Android.
+bool Reboot(std::string_view target);
+
+// Triggers a shutdown.
+bool Shutdown();
// Returns a null-terminated char* array, where the elements point to the C-strings in the given
// vector, plus an additional nullptr at the end. This is a helper function that facilitates
// calling C functions (such as getopt(3)) that expect an array of C-strings.
std::vector<char*> StringVectorToNullTerminatedArray(const std::vector<std::string>& args);
-
-#endif // _OTAUTIL_SYSUTIL
diff --git a/otautil/sysutil.cpp b/otautil/sysutil.cpp
index 8366fa0ac..2b4861809 100644
--- a/otautil/sysutil.cpp
+++ b/otautil/sysutil.cpp
@@ -214,14 +214,21 @@ MemMapping::~MemMapping() {
ranges_.clear();
}
-bool reboot(const std::string& command) {
- std::string cmd = command;
- if (android::base::GetBoolProperty("ro.boot.quiescent", false)) {
+bool Reboot(std::string_view target) {
+ std::string cmd = "reboot," + std::string(target);
+ // Honor the quiescent mode if applicable.
+ if (target != "bootloader" && target != "fastboot" &&
+ android::base::GetBoolProperty("ro.boot.quiescent", false)) {
cmd += ",quiescent";
}
return android::base::SetProperty(ANDROID_RB_PROPERTY, cmd);
}
+bool Shutdown() {
+ // "shutdown" doesn't need a "reason" arg nor a comma.
+ return android::base::SetProperty(ANDROID_RB_PROPERTY, "shutdown");
+}
+
std::vector<char*> StringVectorToNullTerminatedArray(const std::vector<std::string>& args) {
std::vector<char*> result(args.size());
std::transform(args.cbegin(), args.cend(), result.begin(),
diff --git a/recovery.cpp b/recovery.cpp
index 3cb6d6de5..36813904a 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -734,8 +734,8 @@ Device::BuiltinAction start_recovery(Device* device, const std::vector<std::stri
// Print retry count on screen.
ui->Print("Retry attempt %d\n", retry_count);
- // Reboot and retry the update
- if (!reboot("reboot,recovery")) {
+ // Reboot back into recovery to retry the update.
+ if (!Reboot("recovery")) {
ui->Print("Reboot failed\n");
} else {
while (true) {
diff --git a/recovery_main.cpp b/recovery_main.cpp
index 6e69b7009..b999505fb 100644
--- a/recovery_main.cpp
+++ b/recovery_main.cpp
@@ -41,7 +41,6 @@
#include <android-base/strings.h>
#include <android-base/unique_fd.h>
#include <bootloader_message/bootloader_message.h>
-#include <cutils/android_reboot.h>
#include <cutils/sockets.h>
#include <private/android_logger.h> /* private pmsg functions */
#include <selinux/android.h>
@@ -471,27 +470,26 @@ int main(int argc, char** argv) {
switch (ret) {
case Device::SHUTDOWN:
ui->Print("Shutting down...\n");
- // TODO: Move all the reboots to reboot(), which should conditionally set quiescent flag.
- android::base::SetProperty(ANDROID_RB_PROPERTY, "shutdown,");
+ Shutdown();
break;
case Device::REBOOT_BOOTLOADER:
ui->Print("Rebooting to bootloader...\n");
- android::base::SetProperty(ANDROID_RB_PROPERTY, "reboot,bootloader");
+ Reboot("bootloader");
break;
case Device::REBOOT_FASTBOOT:
ui->Print("Rebooting to recovery/fastboot...\n");
- android::base::SetProperty(ANDROID_RB_PROPERTY, "reboot,fastboot");
+ Reboot("fastboot");
break;
case Device::REBOOT_RECOVERY:
ui->Print("Rebooting to recovery...\n");
- reboot("reboot,recovery");
+ Reboot("recovery");
break;
case Device::REBOOT_RESCUE: {
- // Not using `reboot("reboot,rescue")`, as it requires matching support in kernel and/or
+ // Not using `Reboot("rescue")`, as it requires matching support in kernel and/or
// bootloader.
bootloader_message boot = {};
strlcpy(boot.command, "boot-rescue", sizeof(boot.command));
@@ -502,14 +500,14 @@ int main(int argc, char** argv) {
continue;
}
ui->Print("Rebooting to recovery/rescue...\n");
- reboot("reboot,recovery");
+ Reboot("recovery");
break;
}
case Device::ENTER_FASTBOOT:
if (logical_partitions_mapped()) {
ui->Print("Partitions may be mounted - rebooting to enter fastboot.");
- android::base::SetProperty(ANDROID_RB_PROPERTY, "reboot,fastboot");
+ Reboot("fastboot");
} else {
LOG(INFO) << "Entering fastboot";
fastboot = true;
@@ -523,7 +521,7 @@ int main(int argc, char** argv) {
default:
ui->Print("Rebooting...\n");
- reboot("reboot,");
+ Reboot("");
break;
}
}
diff --git a/recovery_ui/ui.cpp b/recovery_ui/ui.cpp
index b7107ff21..7ea9307c9 100644
--- a/recovery_ui/ui.cpp
+++ b/recovery_ui/ui.cpp
@@ -375,7 +375,7 @@ void RecoveryUI::ProcessKey(int key_code, int updown) {
case RecoveryUI::REBOOT:
if (reboot_enabled) {
- reboot("reboot,");
+ Reboot("");
while (true) {
pause();
}
diff --git a/updater/install.cpp b/updater/install.cpp
index 20a204a83..8eba64f5d 100644
--- a/updater/install.cpp
+++ b/updater/install.cpp
@@ -778,7 +778,7 @@ Value* RebootNowFn(const char* name, State* state, const std::vector<std::unique
return StringValue("");
}
- reboot("reboot," + property);
+ Reboot(property);
sleep(5);
return ErrorAbort(state, kRebootFailure, "%s() failed to reboot", name);