diff --git a/EmulatedVolume.cpp b/EmulatedVolume.cpp
new file mode 100644
index 0000000..5149962
--- /dev/null
+++ b/EmulatedVolume.cpp
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2015 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 "Vold"
+
+#include "EmulatedVolume.h"
+#include "Utils.h"
+
+#include <cutils/fs.h>
+#include <cutils/log.h>
+#include <utils/file.h>
+#include <utils/stringprintf.h>
+#include <private/android_filesystem_config.h>
+
+#include <fcntl.h>
+#include <stdlib.h>
+#include <sys/mount.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+namespace android {
+namespace vold {
+
+static const char* kFusePath = "/system/bin/sdcard";
+
+static const char* kUserMountPath = "/mnt/user";
+
+EmulatedVolume::EmulatedVolume(const std::string& rawPath, const std::string& nickname) :
+        VolumeBase(VolumeType::kEmulated), mFusePid(0), mPrimary(false) {
+    mRawPath = rawPath;
+    mFusePath = StringPrintf("/mnt/media_rw/emulated_fuse_%s", nickname.c_str());
+}
+
+EmulatedVolume::~EmulatedVolume() {
+}
+
+status_t EmulatedVolume::doMount() {
+    if (fs_prepare_dir(mFusePath.c_str(), 0770, AID_MEDIA_RW, AID_MEDIA_RW)) {
+        SLOGE("Failed to create mount point %s: %s", mFusePath.c_str(), strerror(errno));
+        return -errno;
+    }
+
+    if (!(mFusePid = fork())) {
+        if (execl(kFusePath,
+                "-u", "1023", // AID_MEDIA_RW
+                "-g", "1023", // AID_MEDIA_RW
+                "-d",
+                mRawPath.c_str(),
+                mFusePath.c_str())) {
+            SLOGE("Failed to exec: %s", strerror(errno));
+        }
+        _exit(1);
+    }
+
+    if (mFusePid == -1) {
+        SLOGE("Failed to fork: %s", strerror(errno));
+        return -errno;
+    }
+
+    return OK;
+}
+
+status_t EmulatedVolume::doUnmount() {
+    if (mFusePid > 0) {
+        kill(mFusePid, SIGTERM);
+        TEMP_FAILURE_RETRY(waitpid(mFusePid, nullptr, 0));
+        mFusePid = 0;
+    }
+
+    ForceUnmount(mFusePath);
+
+    TEMP_FAILURE_RETRY(unlink(mFusePath.c_str()));
+
+    return OK;
+}
+
+status_t EmulatedVolume::doFormat() {
+    return -ENOTSUP;
+}
+
+status_t EmulatedVolume::bindUser(userid_t user) {
+    return bindUserInternal(user, true);
+}
+
+status_t EmulatedVolume::unbindUser(userid_t user) {
+    return bindUserInternal(user, false);
+}
+
+status_t EmulatedVolume::bindUserInternal(userid_t user, bool bind) {
+    if (!mPrimary) {
+        // Emulated volumes are only bound when primary
+        return OK;
+    }
+
+    std::string fromPath(StringPrintf("%s/%ud", mFusePath.c_str(), user));
+    std::string toPath(StringPrintf("%s/%ud/primary", kUserMountPath, user));
+
+    if (bind) {
+        mountBind(fromPath, toPath);
+    } else {
+        unmountBind(toPath);
+    }
+
+    return OK;
+}
+
+void EmulatedVolume::setPrimary(bool primary) {
+    if (getState() != VolumeState::kUnmounted) {
+        SLOGE("Primary state change requires %s to be unmounted", getId().c_str());
+        return;
+    }
+
+    mPrimary = primary;
+}
+
+}  // namespace vold
+}  // namespace android