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-rw-r--r--minadbd/minadbd_services.cpp35
1 files changed, 26 insertions, 9 deletions
diff --git a/minadbd/minadbd_services.cpp b/minadbd/minadbd_services.cpp
index 6c10274dc..03341e4b8 100644
--- a/minadbd/minadbd_services.cpp
+++ b/minadbd/minadbd_services.cpp
@@ -25,10 +25,10 @@
#include <functional>
#include <memory>
+#include <set>
#include <string>
#include <string_view>
#include <thread>
-#include <unordered_set>
#include <android-base/file.h>
#include <android-base/logging.h>
@@ -156,19 +156,36 @@ static void RescueInstallHostService(unique_fd sfd, const std::string& args) {
}
}
+// Answers the query on a given property |prop|, by writing the result to the given |sfd|. The
+// result will be newline-terminated, so nonexistent or nonallowed query will be answered with "\n".
+// If given an empty string, dumps all the supported properties (analogous to `adb shell getprop`)
+// in lines, e.g. "[prop]: [value]".
static void RescueGetpropHostService(unique_fd sfd, const std::string& prop) {
- static const std::unordered_set<std::string> kGetpropAllowedProps = {
- "ro.build.fingerprint",
+ static const std::set<std::string> kGetpropAllowedProps = {
"ro.build.date.utc",
+ "ro.build.fingerprint",
+ "ro.build.flavor",
+ "ro.build.id",
+ "ro.build.product",
+ "ro.build.tags",
+ "ro.build.version.incremental",
+ "ro.product.device",
+ "ro.product.vendor.device",
};
- auto allowed = kGetpropAllowedProps.find(prop) != kGetpropAllowedProps.end();
- if (!allowed) {
- return;
+ std::string result;
+ if (prop.empty()) {
+ for (const auto& key : kGetpropAllowedProps) {
+ auto value = android::base::GetProperty(key, "");
+ if (value.empty()) {
+ continue;
+ }
+ result += "[" + key + "]: [" + value + "]\n";
+ }
+ } else if (kGetpropAllowedProps.find(prop) != kGetpropAllowedProps.end()) {
+ result = android::base::GetProperty(prop, "") + "\n";
}
-
- auto result = android::base::GetProperty(prop, "");
if (result.empty()) {
- return;
+ result = "\n";
}
if (!android::base::WriteFully(sfd, result.data(), result.size())) {
exit(kMinadbdHostSocketIOError);