SPEC-1924: AGL Speech Framework's Voice Service High Level 1.0 Release.

Details:
1) Control plugin implementation for VSHL 1.0
2) Exposed APIs that are documented in the confluence page
   https://confluence.automotivelinux.org/display/SPE/Speech+EG+Architecture
3) Implemented 39 unit tests based on GTest framework to test all the low
level components of VSHL binding.
4) Implemented a HTML5 based VSHL API tester application to test VSHL APIs.

API specification:
https://confluence.automotivelinux.org/display/SPE/Speech+EG+Architecture#SpeechEGArchitecture-HighLevelVoiceService

Test performed:
1) Tested AGL service running Alexa Auto SDK https://github.com/alexa/aac-sdk on Ubuntu 16.04 and Renesas R-Car M3 board.

License:
Apache 2.0

Developers/Owners:
Naveen Bobbili (nbobbili@amazon.com)
Prakash Buddhiraja (buddhip@amazon.com)
Shotaro Uchida (shotaru@amazon.co.jp)

Change-Id: I3370f4ad65aff030f24f4ad571fb02d525bbfbca
Signed-off-by: Naveen Bobbili  <nbobbili@amazon.com>

1 files changed, 92 insertions, 0 deletions

diff --git a/src/plugins/core/src/VRRequestImpl.cpp b/src/plugins/core/src/VRRequestImpl.cpp
new file mode 100644
index 0000000..00adf96
--- /dev/null
+++ b/src/plugins/core/src/VRRequestImpl.cpp
@@ -0,0 +1,92 @@
+/*
+ * Copyright 2018-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License").
+ * You may not use this file except in compliance with the License.
+ * A copy of the License is located at
+ *
+ *     http://aws.amazon.com/apache2.0/
+ *
+ * or in the "license" file accompanying this file. This file is distributed
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+#include "core/include/VRRequest.h"
+
+#define FREEIF(x) \
+    if (!x) {     \
+        free(x);  \
+    }
+#define BREAKIF(x)      \
+    if (x) {            \
+        result = false; \
+        break;          \
+    }
+
+static string TAG = "vshl::core::VRRequest";
+
+using Level = vshl::common::interfaces::ILogger::Level;
+
+namespace vshl {
+namespace core {
+
+string VRRequest::VA_VERB_STARTLISTENING = "startListening";
+string VRRequest::VA_VERB_CANCEL = "cancel";
+
+unique_ptr<VRRequest> VRRequest::create(
+    shared_ptr<vshl::common::interfaces::ILogger> logger,
+    shared_ptr<vshl::common::interfaces::IAFBApi> afbApi,
+    const string requestId,
+    shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) {
+    if (logger == nullptr) {
+        return nullptr;
+    }
+
+    if (afbApi == nullptr) {
+        logger->log(Level::ERROR, TAG, "Invalid AFB API");
+        return nullptr;
+    }
+
+    auto request = std::unique_ptr<VRRequest>(new VRRequest(logger, afbApi, requestId, voiceAgent));
+    return request;
+}
+
+VRRequest::VRRequest(
+    shared_ptr<vshl::common::interfaces::ILogger> logger,
+    shared_ptr<vshl::common::interfaces::IAFBApi> afbApi,
+    string requestId,
+    shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) :
+        mApi(afbApi),
+        mRequestId(requestId),
+        mVoiceAgent(voiceAgent),
+        mLogger(logger) {
+}
+
+VRRequest::~VRRequest() {
+}
+
+bool VRRequest::startListening() {
+    json_object* object = NULL;
+    std::string error, info;
+    bool result = true;
+    int rc = mApi->callSync(mVoiceAgent->getApi(), VA_VERB_STARTLISTENING, NULL, &object, error, info);
+
+    FREEIF(object);
+
+    return true;
+}
+
+bool VRRequest::cancel() {
+    json_object* object = NULL;
+    std::string error, info;
+    bool result = true;
+    int rc = mApi->callSync(mVoiceAgent->getApi(), VA_VERB_CANCEL, NULL, &object, error, info);
+
+    FREEIF(object);
+
+    return true;
+}
+
+}  // namespace core
+}  // namespace vshl