Interface for hidl forward reference test

Test proofs that forward reference can now be used.
Test contains trie implementation and some forward reference examples.

Bug: 31827278

Test: hidl_test

Change-Id: I55cdde500baea3e70ebf4466c681ad652b6ff9fd
diff --git a/tests/trie/1.0/Android.bp b/tests/trie/1.0/Android.bp
new file mode 100644
index 0000000..fcc4325
--- /dev/null
+++ b/tests/trie/1.0/Android.bp
@@ -0,0 +1,66 @@
+// This file is autogenerated by hidl-gen. Do not edit manually.
+
+filegroup {
+    name: "android.hardware.tests.trie@1.0_hal",
+    srcs: [
+        "types.hal",
+        "ITrie.hal",
+    ],
+}
+
+genrule {
+    name: "android.hardware.tests.trie@1.0_genc++",
+    tools: ["hidl-gen"],
+    cmd: "$(location hidl-gen) -o $(genDir) -Lc++-sources -randroid.hardware:hardware/interfaces -randroid.hidl:system/libhidl/transport android.hardware.tests.trie@1.0",
+    srcs: [
+        ":android.hardware.tests.trie@1.0_hal",
+    ],
+    out: [
+        "android/hardware/tests/trie/1.0/types.cpp",
+        "android/hardware/tests/trie/1.0/TrieAll.cpp",
+    ],
+}
+
+genrule {
+    name: "android.hardware.tests.trie@1.0_genc++_headers",
+    tools: ["hidl-gen"],
+    cmd: "$(location hidl-gen) -o $(genDir) -Lc++-headers -randroid.hardware:hardware/interfaces -randroid.hidl:system/libhidl/transport android.hardware.tests.trie@1.0",
+    srcs: [
+        ":android.hardware.tests.trie@1.0_hal",
+    ],
+    out: [
+        "android/hardware/tests/trie/1.0/types.h",
+        "android/hardware/tests/trie/1.0/hwtypes.h",
+        "android/hardware/tests/trie/1.0/ITrie.h",
+        "android/hardware/tests/trie/1.0/IHwTrie.h",
+        "android/hardware/tests/trie/1.0/BnHwTrie.h",
+        "android/hardware/tests/trie/1.0/BpHwTrie.h",
+        "android/hardware/tests/trie/1.0/BsTrie.h",
+    ],
+}
+
+cc_library {
+    name: "android.hardware.tests.trie@1.0",
+    defaults: ["hidl-module-defaults"],
+    generated_sources: ["android.hardware.tests.trie@1.0_genc++"],
+    generated_headers: ["android.hardware.tests.trie@1.0_genc++_headers"],
+    export_generated_headers: ["android.hardware.tests.trie@1.0_genc++_headers"],
+    vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
+    shared_libs: [
+        "libhidlbase",
+        "libhidltransport",
+        "libhwbinder",
+        "liblog",
+        "libutils",
+        "libcutils",
+    ],
+    export_shared_lib_headers: [
+        "libhidlbase",
+        "libhidltransport",
+        "libhwbinder",
+        "libutils",
+    ],
+}