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diff --git a/include/libimobiledevice/mobileactivation.h b/include/libimobiledevice/mobileactivation.h
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+++ b/include/libimobiledevice/mobileactivation.h
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+/**
+ * @file libimobiledevice/mobileactivation.h
+ * @brief Handle device activation and deactivation.
+ * \internal
+ *
+ * Copyright (c) 2016-2017 Nikias Bassen, All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef IMOBILEACTIVATION_H
+#define IMOBILEACTIVATION_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <libimobiledevice/libimobiledevice.h>
+#include <libimobiledevice/lockdown.h>
+
+/** Service identifier passed to lockdownd_start_service() to start the mobile activation service */
+#define MOBILEACTIVATION_SERVICE_NAME "com.apple.mobileactivationd"
+
+/** Error Codes */
+typedef enum {
+        MOBILEACTIVATION_E_SUCCESS         =  0,
+        MOBILEACTIVATION_E_INVALID_ARG     = -1,
+        MOBILEACTIVATION_E_PLIST_ERROR     = -2,
+        MOBILEACTIVATION_E_MUX_ERROR       = -3,
+        MOBILEACTIVATION_E_UNKNOWN_REQUEST = -4,
+        MOBILEACTIVATION_E_REQUEST_FAILED  = -5,
+        MOBILEACTIVATION_E_UNKNOWN_ERROR   = -256
+} mobileactivation_error_t;
+
+typedef struct mobileactivation_client_private mobileactivation_client_private; /**< \private */
+typedef mobileactivation_client_private *mobileactivation_client_t; /**< The client handle. */
+
+/**
+ * Connects to the mobileactivation service on the specified device.
+ *
+ * @param device The device to connect to.
+ * @param service The service descriptor returned by lockdownd_start_service.
+ * @param client Reference that will point to a newly allocated
+ *     mobileactivation_client_t upon successful return.
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success,
+ *     MOBILEACTIVATION_E_INVALID_ARG when one of the parameters is invalid,
+ *     or MOBILEACTIVATION_E_MUX_ERROR when the connection failed.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_client_new(idevice_t device, lockdownd_service_descriptor_t service, mobileactivation_client_t *client);
+
+/**
+ * Starts a new mobileactivation service on the specified device and connects to it.
+ *
+ * @param device The device to connect to.
+ * @param client Pointer that will point to a newly allocated
+ *     mobileactivation_client_t upon successful return. Must be freed using
+ *     mobileactivation_client_free() after use.
+ * @param label The label to use for communication. Usually the program name.
+ *  Pass NULL to disable sending the label in requests to lockdownd.
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_client_start_service(idevice_t device, mobileactivation_client_t* client, const char* label);
+
+/**
+ * Disconnects a mobileactivation client from the device and frees up the
+ * mobileactivation client data.
+ *
+ * @param client The mobileactivation client to disconnect and free.
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success,
+ *     MOBILEACTIVATION_E_INVALID_ARG when one of client or client->parent
+ *     is invalid, or MOBILEACTIVATION_E_UNKNOWN_ERROR when the was an
+ *     error freeing the parent property_list_service client.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_client_free(mobileactivation_client_t client);
+
+
+/**
+ * Retrieves the device's activation state.
+ *
+ * @param client The mobileactivation client.
+ * @param state Pointer to a plist_t variable that will be set to the
+ *     activation state reported by the mobileactivation service. The
+ *     consumer is responsible for freeing the returned object using
+ *     plist_free().
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_get_activation_state(mobileactivation_client_t client, plist_t *state);
+
+/**
+ * Retrieves a session blob required for 'drmHandshake' via albert.apple.com.
+ *
+ * @param client The mobileactivation client
+ * @param blob Pointer to a plist_t variable that will be set to the
+ *     session blob created by the mobielactivation service. The
+ *     consumer is responsible for freeing the returned object using
+ *     plist_free().
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_create_activation_session_info(mobileactivation_client_t client, plist_t *blob);
+
+/**
+ * Retrieves the activation info required for device activation.
+ *
+ * @param client The mobileactivation client
+ * @param info Pointer to a plist_t variable that will be set to the
+ *     activation info created by the mobileactivation service. The
+ *     consumer is responsible for freeing the returned object using
+ *     plist_free().
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_create_activation_info(mobileactivation_client_t client, plist_t *info);
+
+/**
+ * Retrieves the activation info required for device activation in 'session'
+ * mode. This function expects a handshake result retrieved from
+ * https://albert.apple.com/deviceservies/drmHandshake  with a blob
+ * provided by mobileactivation_create_activation_session_info().
+ *
+ * @param client The mobileactivation client
+ * @param handshake_response The handshake response returned from drmHandshake
+ * @param info Pointer to a plist_t variable that will be set to the
+ *     activation info created by the mobileactivation service. The
+ *     consumer is responsible for freeing the returned object using
+ *     plist_free().
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_create_activation_info_with_session(mobileactivation_client_t client, plist_t handshake_response, plist_t *info);
+
+/**
+ * Activates the device with the given activation record.
+ * The activation record plist dictionary must be obtained using the
+ * activation protocol requesting from Apple's https webservice.
+ *
+ * @param client The mobileactivation client
+ * @param activation_record The activation record plist dictionary
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_activate(mobileactivation_client_t client, plist_t activation_record);
+
+/**
+ * Activates the device with the given activation record in 'session' mode.
+ * The activation record plist must be obtained using the
+ * activation protocol requesting from Apple's https webservice.
+ *
+ * @param client The mobileactivation client
+ * @param activation_record The activation record in plist format
+ * @param headers A plist dictionary with the activation response headers
+ *     as returned from Apple's https webservice with the activation record
+ *
+ * @return MOBILEACTIVATION_E_SUCCESS on success, or an MOBILEACTIVATION_E_*
+ *     error code otherwise.
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_activate_with_session(mobileactivation_client_t client, plist_t activation_record, plist_t headers);
+
+/**
+ * Deactivates the device.
+ *
+ * @param client The mobileactivation client
+ */
+LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_deactivate(mobileactivation_client_t client);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif