diff --git a/src/connectivity/gps/service/1.1/AGnss.cpp b/src/connectivity/gps/service/1.1/AGnss.cpp
new file mode 100644
index 0000000..29c6ddd
--- /dev/null
+++ b/src/connectivity/gps/service/1.1/AGnss.cpp
@@ -0,0 +1,198 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License 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.
+ */
+
+#define LOG_TAG "GnssHAL_AGnssInterface"
+
+#include "AGnss.h"
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V1_0 {
+namespace implementation {
+
+std::vector<std::unique_ptr<ThreadFuncArgs>> AGnss::sThreadFuncArgsList;
+sp<IAGnssCallback> AGnss::sAGnssCbIface = nullptr;
+bool AGnss::sInterfaceExists = false;
+
+AGpsCallbacks AGnss::sAGnssCb = {
+    .status_cb = statusCb,
+    .create_thread_cb = createThreadCb
+};
+
+AGnss::AGnss(const AGpsInterface* aGpsIface) : mAGnssIface(aGpsIface) {
+    /* Error out if an instance of the interface already exists. */
+    LOG_ALWAYS_FATAL_IF(sInterfaceExists);
+    sInterfaceExists = true;
+}
+
+AGnss::~AGnss() {
+    sThreadFuncArgsList.clear();
+    sInterfaceExists = false;
+}
+
+void AGnss::statusCb(AGpsStatus* status) {
+    if (sAGnssCbIface == nullptr) {
+        ALOGE("%s: AGNSS Callback Interface configured incorrectly", __func__);
+        return;
+    }
+
+    if (status == nullptr) {
+        ALOGE("AGNSS status is invalid");
+        return;
+    }
+
+    /*
+     * Logic based on AGnssStatus processing by GnssLocationProvider. Size of
+     * AGpsStatus is checked for backward compatibility since some devices may
+     * be sending out an older version of AGpsStatus that only supports IPv4.
+     */
+    size_t statusSize = status->size;
+    if (status->size == sizeof(AGpsStatus)) {
+        switch (status->addr.ss_family)
+        {
+            case AF_INET:
+                {
+                    /*
+                     * ss_family indicates IPv4.
+                     */
+                    struct sockaddr_in* in = reinterpret_cast<struct sockaddr_in*>(&(status->addr));
+                    IAGnssCallback::AGnssStatusIpV4 aGnssStatusIpV4 = {
+                        .type = static_cast<IAGnssCallback::AGnssType>(status->type),
+                        .status = static_cast<IAGnssCallback::AGnssStatusValue>(status->status),
+                        .ipV4Addr = in->sin_addr.s_addr,
+                    };
+
+                    /*
+                     * Callback to client with agnssStatusIpV4Cb.
+                     */
+                    auto ret = sAGnssCbIface->agnssStatusIpV4Cb(aGnssStatusIpV4);
+                    if (!ret.isOk()) {
+                        ALOGE("%s: Unable to invoke callback", __func__);
+                    }
+                    break;
+                }
+            case AF_INET6:
+                {
+                    /*
+                     * ss_family indicates IPv6. Callback to client with agnssStatusIpV6Cb.
+                     */
+                    IAGnssCallback::AGnssStatusIpV6 aGnssStatusIpV6;
+
+                    aGnssStatusIpV6.type = static_cast<IAGnssCallback::AGnssType>(status->type);
+                    aGnssStatusIpV6.status = static_cast<IAGnssCallback::AGnssStatusValue>(
+                            status->status);
+
+                    struct sockaddr_in6* in6 = reinterpret_cast<struct sockaddr_in6 *>(
+                            &(status->addr));
+                    memcpy(&(aGnssStatusIpV6.ipV6Addr[0]), in6->sin6_addr.s6_addr,
+                           aGnssStatusIpV6.ipV6Addr.size());
+                    auto ret = sAGnssCbIface->agnssStatusIpV6Cb(aGnssStatusIpV6);
+                    if (!ret.isOk()) {
+                        ALOGE("%s: Unable to invoke callback", __func__);
+                    }
+                    break;
+                }
+             default:
+                    ALOGE("Invalid ss_family found: %d", status->addr.ss_family);
+        }
+    } else if (statusSize >= sizeof(AGpsStatus_v2)) {
+        AGpsStatus_v2* statusV2 = reinterpret_cast<AGpsStatus_v2*>(status);
+        uint32_t ipV4Addr = statusV2->ipaddr;
+        IAGnssCallback::AGnssStatusIpV4 aGnssStatusIpV4 = {
+            .type = static_cast<IAGnssCallback::AGnssType>(AF_INET),
+            .status = static_cast<IAGnssCallback::AGnssStatusValue>(status->status),
+            /*
+             * For older versions of AGpsStatus, change IP addr to net order. This
+             * was earlier being done in GnssLocationProvider.
+             */
+            .ipV4Addr = htonl(ipV4Addr)
+        };
+        /*
+         * Callback to client with agnssStatusIpV4Cb.
+         */
+        auto ret = sAGnssCbIface->agnssStatusIpV4Cb(aGnssStatusIpV4);
+        if (!ret.isOk()) {
+            ALOGE("%s: Unable to invoke callback", __func__);
+        }
+    } else {
+        ALOGE("%s: Invalid size for AGPS Status", __func__);
+    }
+}
+
+pthread_t AGnss::createThreadCb(const char* name, void (*start)(void*), void* arg) {
+    return createPthread(name, start, arg, &sThreadFuncArgsList);
+}
+
+/*
+ * Implementation of methods from ::android::hardware::gnss::V1_0::IAGnss follow.
+ */
+Return<void> AGnss::setCallback(const sp<IAGnssCallback>& callback) {
+    if (mAGnssIface == nullptr) {
+        ALOGE("%s: AGnss interface is unavailable", __func__);
+        return Void();
+    }
+
+    sAGnssCbIface = callback;
+
+    mAGnssIface->init(&sAGnssCb);
+    return Void();
+}
+
+Return<bool> AGnss::dataConnClosed()  {
+    if (mAGnssIface == nullptr) {
+        ALOGE("%s: AGnss interface is unavailable", __func__);
+        return false;
+    }
+
+    return (mAGnssIface->data_conn_closed() == 0);
+}
+
+Return<bool> AGnss::dataConnFailed()  {
+    if (mAGnssIface == nullptr) {
+        ALOGE("%s: AGnss interface is unavailable", __func__);
+        return false;
+    }
+
+    return (mAGnssIface->data_conn_failed() == 0);
+}
+
+Return<bool> AGnss::setServer(IAGnssCallback::AGnssType type,
+                              const hidl_string& hostname,
+                              int32_t port) {
+    if (mAGnssIface == nullptr) {
+        ALOGE("%s: AGnss interface is unavailable", __func__);
+        return false;
+    }
+
+    return (mAGnssIface->set_server(static_cast<AGpsType>(type), hostname.c_str(), port) == 0);
+}
+
+Return<bool> AGnss::dataConnOpen(const hidl_string& apn, IAGnss::ApnIpType apnIpType) {
+    if (mAGnssIface == nullptr) {
+        ALOGE("%s: AGnss interface is unavailable", __func__);
+        return false;
+    }
+
+    return (mAGnssIface->data_conn_open_with_apn_ip_type(apn.c_str(),
+                                                     static_cast<uint16_t>(apnIpType)) == 0);
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android