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/**
* @file libimobiledevice/heartbeat.h
* @brief Send "heartbeat" to device to allow service connections over network.
* \internal
*
* Copyright (c) 2013-2014 Martin Szulecki 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 IHEARTBEAT_H
#define IHEARTBEAT_H
#ifdef __cplusplus
extern "C" {
#endif
#include <libimobiledevice/libimobiledevice.h>
#include <libimobiledevice/lockdown.h>
#define HEARTBEAT_SERVICE_NAME "com.apple.mobile.heartbeat"
/** Error Codes */
typedef enum {
HEARTBEAT_E_SUCCESS = 0,
HEARTBEAT_E_INVALID_ARG = -1,
HEARTBEAT_E_PLIST_ERROR = -2,
HEARTBEAT_E_MUX_ERROR = -3,
HEARTBEAT_E_SSL_ERROR = -4,
HEARTBEAT_E_UNKNOWN_ERROR = -256
} heartbeat_error_t;
typedef struct heartbeat_client_private heartbeat_client_private;
typedef heartbeat_client_private *heartbeat_client_t; /**< The client handle. */
/**
* Connects to the heartbeat service on the specified device.
*
* @param device The device to connect to.
* @param service The service descriptor returned by lockdownd_start_service.
* @param client Pointer that will point to a newly allocated
* heartbeat_client_t upon successful return. Must be freed using
* heartbeat_client_free() after use.
*
* @return HEARTBEAT_E_SUCCESS on success, HEARTBEAT_E_INVALID_ARG when
* client is NULL, or an HEARTBEAT_E_* error code otherwise.
*/
heartbeat_error_t heartbeat_client_new(idevice_t device, lockdownd_service_descriptor_t service, heartbeat_client_t * client);
/**
* Starts a new heartbeat 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
* heartbeat_client_t upon successful return. Must be freed using
* heartbeat_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 HEARTBEAT_E_SUCCESS on success, or an HEARTBEAT_E_* error
* code otherwise.
*/
heartbeat_error_t heartbeat_client_start_service(idevice_t device, heartbeat_client_t * client, const char* label);
/**
* Disconnects a heartbeat client from the device and frees up the
* heartbeat client data.
*
* @param client The heartbeat client to disconnect and free.
*
* @return HEARTBEAT_E_SUCCESS on success, HEARTBEAT_E_INVALID_ARG when
* client is NULL, or an HEARTBEAT_E_* error code otherwise.
*/
heartbeat_error_t heartbeat_client_free(heartbeat_client_t client);
/**
* Sends a plist to the service.
*
* @param client The heartbeat client
* @param plist The plist to send
*
* @return HEARTBEAT_E_SUCCESS on success,
* HEARTBEAT_E_INVALID_ARG when client or plist is NULL
*/
heartbeat_error_t heartbeat_send(heartbeat_client_t client, plist_t plist);
/**
* Receives a plist from the service.
*
* @param client The heartbeat client
* @param plist The plist to store the received data
*
* @return HEARTBEAT_E_SUCCESS on success,
* HEARTBEAT_E_INVALID_ARG when client or plist is NULL
*/
heartbeat_error_t heartbeat_receive(heartbeat_client_t client, plist_t * plist);
/**
* Receives a plist using the given heartbeat client.
*
* @param client The heartbeat client to use for receiving
* @param plist pointer to a plist_t that will point to the received plist
* upon successful return
* @param timeout Maximum time in milliseconds to wait for data.
*
* @return HEARTBEAT_E_SUCCESS on success,
* HEARTBEAT_E_INVALID_ARG when client or *plist is NULL,
* HEARTBEAT_E_PLIST_ERROR when the received data cannot be
* converted to a plist, HEARTBEAT_E_MUX_ERROR when a
* communication error occurs, or HEARTBEAT_E_UNKNOWN_ERROR
* when an unspecified error occurs.
*/
heartbeat_error_t heartbeat_receive_with_timeout(heartbeat_client_t client, plist_t * plist, uint32_t timeout_ms);
#ifdef __cplusplus
}
#endif
#endif
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