Add a name->feature lookup method am: eecdb3d3c1

Original change: https://android-review.googlesource.com/c/platform/hardware/google/aemu/+/2971714

Change-Id: I377c87f29c7acbc0598aaf70246de548eb8cb78b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

2 files changed, 24 insertions, 0 deletions

diff --git a/host-common/feature_control.cpp b/host-common/feature_control.cpp
index 37b92d4..ce01c8b 100644
--- a/host-common/feature_control.cpp
+++ b/host-common/feature_control.cpp
@@ -97,3 +97,26 @@ const char* feature_name(Feature feature) {
 
     return it->second.c_str();
 }
+
+
+Feature feature_from_name(const char* name) {
+    if (name == nullptr) {
+        return kFeature_unknown;
+    }
+
+    static const std::unordered_map<std::string, Feature>* const sNameToFeature = [] {
+        return new std::unordered_map<std::string, Feature>({
+#define FEATURE_CONTROL_ITEM(item, idx) { #item, kFeature_##item },
+#include "FeatureControlDefHost.h"
+#include "FeatureControlDefGuest.h"
+#undef FEATURE_CONTROL_ITEM
+        });
+    }();
+
+    auto it = sNameToFeature->find(std::string(name));
+    if (it == sNameToFeature->end()) {
+        return kFeature_unknown;
+    }
+
+    return it->second;
+}
\ No newline at end of file
diff --git a/host-common/include/host-common/feature_control.h b/host-common/include/host-common/feature_control.h
index 07746af..6e466d4 100644
--- a/host-common/include/host-common/feature_control.h
+++ b/host-common/include/host-common/feature_control.h
@@ -51,5 +51,6 @@ void feature_set_if_not_overridden_or_guest_disabled(Feature feature, bool enabl
 void feature_update_from_server();
 
 const char* feature_name(Feature feature);
+Feature feature_from_name(const char* name);
 
 ANDROID_END_HEADER