init: Add property_get_bool

Change-Id: I2bef1862f6126f79c64faa7080a00096e4f955c5

2 files changed, 28 insertions, 0 deletions

diff --git a/init/property_service.cpp b/init/property_service.cpp
index 11ff06b..fe82bef 100644
--- a/init/property_service.cpp
+++ b/init/property_service.cpp
@@ -150,6 +150,33 @@ int __property_get(const char *name, char *value)
     return __system_property_get(name, value);
 }
 
+bool property_get_bool(const char *key, bool default_value) {
+    if (!key) {
+        return default_value;
+    }
+
+    bool result = default_value;
+    char buf[PROP_VALUE_MAX] = {'\0',};
+
+    int len = __property_get(key, buf);
+    if (len == 1) {
+        char ch = buf[0];
+        if (ch == '0' || ch == 'n') {
+            result = false;
+        } else if (ch == '1' || ch == 'y') {
+            result = true;
+        }
+    } else if (len > 1) {
+         if (!strcmp(buf, "no") || !strcmp(buf, "false") || !strcmp(buf, "off")) {
+            result = false;
+        } else if (!strcmp(buf, "yes") || !strcmp(buf, "true") || !strcmp(buf, "on")) {
+            result = true;
+        }
+    }
+
+    return result;
+}
+
 static void write_persistent_property(const char *name, const char *value)
 {
     char tempPath[PATH_MAX];
diff --git a/init/property_service.h b/init/property_service.h
index 303f251..6b542b5 100644
--- a/init/property_service.h
+++ b/init/property_service.h
@@ -28,6 +28,7 @@ extern void start_property_service(void);
 void get_property_workspace(int *fd, int *sz);
 extern int __property_get(const char *name, char *value);
 extern int property_set(const char *name, const char *value);
+extern bool property_get_bool(const char *name, bool def_value);
 extern bool properties_initialized();
 
 #ifndef __clang__