Support aconfig_declarations, aconfig_values and aconfig_value_set

Bug: 297356603
Test: Unit tests
Change-Id: I2f797578a35322440db0f281b4d46b6652512e00
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index ababd4c..1de14cb 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -928,6 +928,9 @@
 		"java_sdk_library",
 		"sysprop_library",
 		"xsd_config",
+		"aconfig_declarations",
+		"aconfig_values",
+		"aconfig_value_set",
 	}
 
 	// Add the names of modules that bp2build should never convert, if it is
diff --git a/android/config.go b/android/config.go
index 645a263..445c6cd 100644
--- a/android/config.go
+++ b/android/config.go
@@ -197,9 +197,22 @@
 	return c.config.productVariables.ReleaseVersion
 }
 
-// The flag values files passed to aconfig, derived from RELEASE_VERSION
-func (c Config) ReleaseAconfigValueSets() []string {
-	return c.config.productVariables.ReleaseAconfigValueSets
+// The aconfig value set passed to aconfig, derived from RELEASE_VERSION
+func (c Config) ReleaseAconfigValueSets() string {
+	// This logic to handle both Soong module name and bazel target is temporary in order to
+	// provide backward compatibility where aosp and vendor/google both have the release
+	// aconfig value set but can't be updated at the same time to use bazel target
+	value := strings.Split(c.config.productVariables.ReleaseAconfigValueSets, ":")
+	value_len := len(value)
+	if value_len > 2 {
+		// This shouldn't happen as this should be either a module name or a bazel target path.
+		panic(fmt.Errorf("config file: invalid value for release aconfig value sets: %s",
+			c.config.productVariables.ReleaseAconfigValueSets))
+	}
+	if value_len > 0 {
+		return value[value_len-1]
+	}
+	return ""
 }
 
 // The flag default permission value passed to aconfig
diff --git a/android/variable.go b/android/variable.go
index 02eff25..3ca7963 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -475,8 +475,8 @@
 	ProductBrand        string   `json:",omitempty"`
 	BuildVersionTags    []string `json:",omitempty"`
 
-	ReleaseVersion          string   `json:",omitempty"`
-	ReleaseAconfigValueSets []string `json:",omitempty"`
+	ReleaseVersion          string `json:",omitempty"`
+	ReleaseAconfigValueSets string `json:",omitempty"`
 
 	ReleaseAconfigFlagDefaultPermission string `json:",omitempty"`