diff --git a/CMakeLists.txt b/CMakeLists.txt index 4f71043..bb342a4 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -21,12 +21,18 @@ find_package(ALSA REQUIRED) find_package(Opus REQUIRED) find_package(Broadcom) find_package(Freescale) +find_package(CEC) find_package(PkgConfig REQUIRED) pkg_check_modules(EVDEV REQUIRED libevdev) pkg_check_modules(AVAHI REQUIRED avahi-client) pkg_check_modules(UDEV REQUIRED libudev) +if(CEC_FOUND) + include_directories(./third_party/libcec) + list(APPEND MOONLIGHT_DEFINITIONS HAVE_LIBCEC) +endif() + if(BROADCOM_FOUND) aux_source_directory(./third_party/ilclient SRC_LIST) aux_source_directory(./third_party/h264bitstream SRC_LIST) @@ -54,8 +60,8 @@ if(FREESCALE_FOUND) endif() set_property(TARGET moonlight PROPERTY COMPILE_DEFINITIONS ${MOONLIGHT_DEFINITIONS}) -include_directories(./third_party/moonlight-common-c ${OPUS_INCLUDE_DIRS} ${EVDEV_INCLUDE_DIRS} ${AVAHI_INCLUDE_DIRS} ${UDEV_INCLUDE_DIRS}) -target_link_libraries (moonlight PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${CURL_LIBRARIES} ${OPENSSL_LIBRARIES} ${EXPAT_LIBRARIES} ${EVDEV_LIBRARIES} ${ALSA_LIBRARY} ${OPUS_LIBRARY} ${AVAHI_LIBRARIES} ${UDEV_LIBRARIES} ${CMAKE_DL_LIBS}) +include_directories(./third_party/moonlight-common-c ${OPUS_INCLUDE_DIRS} ${EVDEV_INCLUDE_DIRS} ${AVAHI_INCLUDE_DIRS} ${UDEV_INCLUDE_DIRS} ${CEC_INCLUDE_DIRS}) +target_link_libraries (moonlight PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${CURL_LIBRARIES} ${OPENSSL_LIBRARIES} ${EXPAT_LIBRARIES} ${EVDEV_LIBRARIES} ${ALSA_LIBRARY} ${OPUS_LIBRARY} ${AVAHI_LIBRARIES} ${UDEV_LIBRARIES} ${CMAKE_DL_LIBS} ${CEC_LIBRARIES}) include(${CMAKE_ROOT}/Modules/GNUInstallDirs.cmake) install(TARGETS moonlight DESTINATION ${CMAKE_INSTALL_BINDIR}) diff --git a/cmake/FindCEC.cmake b/cmake/FindCEC.cmake new file mode 100644 index 0000000..0f94c8f --- /dev/null +++ b/cmake/FindCEC.cmake @@ -0,0 +1,19 @@ +# - Try to find CEC +# Once done this will define +# +# CEC_FOUND - system has libcec +# CEC_INCLUDE_DIRS - the libcec include directory +# CEC_LIBRARIES - The libcec libraries + +if(PKG_CONFIG_FOUND) + pkg_check_modules (CEC libcec>=3.0.0) +else() + find_path(CEC_INCLUDE_DIRS libcec/cec.h) + find_library(CEC_LIBRARIES cec) +endif() + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(CEC DEFAULT_MSG CEC_INCLUDE_DIRS CEC_LIBRARIES) + +list(APPEND CEC_DEFINITIONS -DHAVE_LIBCEC=1) +mark_as_advanced(CEC_INCLUDE_DIRS CEC_LIBRARIES CEC_DEFINITIONS) diff --git a/src/input.c b/src/input.c index c9fd826..98471fa 100644 --- a/src/input.c +++ b/src/input.c @@ -24,6 +24,10 @@ #include "libevdev/libevdev.h" #include "limelight-common/Limelight.h" +#ifdef HAVE_LIBCEC +#include +#endif + #include #include #include @@ -81,6 +85,89 @@ static int udev_fdindex; static int sig_fdindex; +#ifdef HAVE_LIBCEC +static libcec_configuration g_config; +static char g_strPort[50] = { 0 }; +static libcec_interface_t g_iface; +static ICECCallbacks g_callbacks; + +static int on_cec_keypress(void* userdata, const cec_keypress key) { + char value; + switch (key.keycode) { + case CEC_USER_CONTROL_CODE_UP: + value = KEY_UP; + break; + case CEC_USER_CONTROL_CODE_DOWN: + value = KEY_DOWN; + break; + case CEC_USER_CONTROL_CODE_LEFT: + value = KEY_LEFT; + break; + case CEC_USER_CONTROL_CODE_RIGHT: + value = KEY_RIGHT; + break; + case CEC_USER_CONTROL_CODE_ENTER: + case CEC_USER_CONTROL_CODE_SELECT: + value = KEY_ENTER; + break; + case CEC_USER_CONTROL_CODE_ROOT_MENU: + value = KEY_TAB; + break; + case CEC_USER_CONTROL_CODE_AN_RETURN: + case CEC_USER_CONTROL_CODE_EXIT: + value = KEY_ESC; + break; + default: + value = 0; + break; + } + + if (value != 0) { + short code = 0x80 << 8 | keyCodes[value]; + LiSendKeyboardEvent(code, (key.duration > 0)?KEY_ACTION_DOWN:KEY_ACTION_UP, 0); + } +} + +static void init_cec() { + libcecc_reset_configuration(&g_config); + g_config.clientVersion = LIBCEC_VERSION_CURRENT; + g_config.bActivateSource = 0; + g_callbacks.CBCecKeyPress = &on_cec_keypress; + g_config.callbacks = &g_callbacks; + snprintf(g_config.strDeviceName, sizeof(g_config.strDeviceName), "Moonlight"); + g_config.callbacks = &g_callbacks; + g_config.deviceTypes.types[0] = CEC_DEVICE_TYPE_PLAYBACK_DEVICE; + + if (libcecc_initialise(&g_config, &g_iface, NULL) != 1) { + fprintf(stderr, "Failed to initialize libcec interface\n"); + fflush(stderr); + return; + } + + g_iface.init_video_standalone(g_iface.connection); + + cec_adapter devices[10]; + int8_t iDevicesFound = g_iface.find_adapters(g_iface.connection, devices, sizeof(devices) / sizeof(devices), NULL); + + if (iDevicesFound <= 0) { + fprintf(stderr, "No CEC devices found\n"); + fflush(stderr); + libcecc_destroy(&g_iface); + return; + } + + strcpy(g_strPort, devices[0].comm); + if (!g_iface.open(g_iface.connection, g_strPort, 5000)) { + fprintf(stderr, "Unable to open the device on port %s\n", g_strPort); + fflush(stderr); + libcecc_destroy(&g_iface); + return; + } + + g_iface.set_active_source(g_iface.connection, g_config.deviceTypes.types[0]); +} +#endif + static void input_init_parms(struct input_device *dev, struct input_abs_parms *parms, int code) { parms->flat = libevdev_get_abs_flat(dev->dev, code); parms->min = libevdev_get_abs_minimum(dev->dev, code); @@ -164,6 +251,10 @@ static void input_remove(int devindex) { } void input_init(char* mapfile) { + #ifdef HAVE_LIBCEC + init_cec(); + #endif + udev = udev_new(); if (!udev) { fprintf(stderr, "Can't create udev\n"); diff --git a/third_party/libcec/ceccloader.h b/third_party/libcec/ceccloader.h new file mode 100644 index 0000000..0b252c4 --- /dev/null +++ b/third_party/libcec/ceccloader.h @@ -0,0 +1,306 @@ +#pragma once +/* + * This file is part of the libCEC(R) library. + * + * libCEC(R) is Copyright (C) 2011-2015 Pulse-Eight Limited. All rights reserved. + * libCEC(R) is an original work, containing original code. + * + * libCEC(R) is a trademark of Pulse-Eight Limited. + * + * This program is dual-licensed; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * + * Alternatively, you can license this library under a commercial license, + * please contact Pulse-Eight Licensing for more information. + * + * For more information contact: + * Pulse-Eight Licensing + * http://www.pulse-eight.com/ + * http://www.pulse-eight.net/ + */ + +#include "cecc.h" + +#include +#if defined(_WIN32) || defined(_WIN64) +#include +#include +typedef HINSTANCE libcecc_lib_instance_t; +#else +#include +typedef void* libcecc_lib_instance_t; +#ifndef CDECL +#define CDECL +#endif +#endif + +static libcecc_lib_instance_t libcecc_load_library(const char* strLib); +static void libcecc_close_library(libcecc_lib_instance_t lib); +static void* libcecc_resolve(void* lib, const char* name); + +#define _libcecc_resolve(lib, tar, name, method) \ + do { \ + tar = (method) libcecc_resolve(lib, name); \ + if (tar == NULL) \ + { \ + libcecc_close_library(lib); \ + return -1; \ + } \ + } while(0) + +typedef struct { + libcec_connection_t connection; + libcecc_lib_instance_t lib_instance; + void (CDECL *destroy)(libcec_connection_t connection); + int (CDECL *open)(libcec_connection_t connection, const char* strPort, uint32_t iTimeout); + void (CDECL *close)(libcec_connection_t connection); + void (CDECL *clear_configuration)(CEC_NAMESPACE libcec_configuration* configuration); + int (CDECL *enable_callbacks)(libcec_connection_t connection, void* cbParam, CEC_NAMESPACE ICECCallbacks* callbacks); + int8_t (CDECL *find_adapters)(libcec_connection_t connection, CEC_NAMESPACE cec_adapter* deviceList, uint8_t iBufSize, const char* strDevicePath); + int (CDECL *ping_adapters)(libcec_connection_t connection); + int (CDECL *start_bootloader)(libcec_connection_t connection); + int (CDECL *power_on_devices)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address address); + int (CDECL *standby_devices)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address address); + int (CDECL *set_active_source)(libcec_connection_t connection, CEC_NAMESPACE cec_device_type type); + int (CDECL *set_deck_control_mode)(libcec_connection_t connection, CEC_NAMESPACE cec_deck_control_mode mode, int bSendUpdate); + int (CDECL *set_deck_info)(libcec_connection_t connection, CEC_NAMESPACE cec_deck_info info, int bSendUpdate); + int (CDECL *set_inactive_view)(libcec_connection_t connection); + int (CDECL *set_menu_state)(libcec_connection_t connection, CEC_NAMESPACE cec_menu_state state, int bSendUpdate); + int (CDECL *transmit)(libcec_connection_t connection, const CEC_NAMESPACE cec_command* data); + int (CDECL *set_logical_address)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress); + int (CDECL *set_physical_address)(libcec_connection_t connection, uint16_t iPhysicalAddress); + int (CDECL *set_osd_string)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress, CEC_NAMESPACE cec_display_control duration, const char* strMessage); + int (CDECL *switch_monitoring)(libcec_connection_t connection, int bEnable); + CEC_NAMESPACE cec_version (CDECL *get_device_cec_version)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress); + int (CDECL *get_device_menu_language)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress, CEC_NAMESPACE cec_menu_language* language); + uint64_t (CDECL *get_device_vendor_id)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress); + uint16_t (CDECL *get_device_physical_address)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress); + CEC_NAMESPACE cec_logical_address (CDECL *get_active_source)(libcec_connection_t connection); + int (CDECL *is_active_source)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iAddress); + CEC_NAMESPACE cec_power_status (CDECL *get_device_power_status)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress); + int (CDECL *poll_device)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iLogicalAddress); + CEC_NAMESPACE cec_logical_addresses (CDECL *get_active_devices)(libcec_connection_t connection); + int (CDECL *is_active_device)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address address); + int (CDECL *is_active_device_type)(libcec_connection_t connection, CEC_NAMESPACE cec_device_type type); + int (CDECL *set_hdmi_port)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address baseDevice, uint8_t iPort); + int (CDECL *volume_up)(libcec_connection_t connection, int bSendRelease); + int (CDECL *volume_down)(libcec_connection_t connection, int bSendRelease); + int (CDECL *mute_audio)(libcec_connection_t connection, int bSendRelease); + int (CDECL *send_keypress)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iDestination, CEC_NAMESPACE cec_user_control_code key, int bWait); + int (CDECL *send_key_release)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iDestination, int bWait); + CEC_NAMESPACE cec_osd_name (CDECL *get_device_osd_name)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iAddress); + int (CDECL *set_stream_path_logical)(libcec_connection_t connection, CEC_NAMESPACE cec_logical_address iAddress); + int (CDECL *set_stream_path_physical)(libcec_connection_t connection, uint16_t iPhysicalAddress); + CEC_NAMESPACE cec_logical_addresses (CDECL *get_logical_addresses)(libcec_connection_t connection); + int (CDECL *get_current_configuration)(libcec_connection_t connection, CEC_NAMESPACE libcec_configuration* configuration); + int (CDECL *can_persist_configuration)(libcec_connection_t connection); + int (CDECL *persist_configuration)(libcec_connection_t connection, CEC_NAMESPACE libcec_configuration* configuration); + int (CDECL *set_configuration)(libcec_connection_t connection, const CEC_NAMESPACE libcec_configuration* configuration); + void (CDECL *rescan_devices)(libcec_connection_t connection); + int (CDECL *is_libcec_active_source)(libcec_connection_t connection); + int (CDECL *get_device_information)(libcec_connection_t connection, const char* strPort, CEC_NAMESPACE libcec_configuration* config, uint32_t iTimeoutMs); + const char* (CDECL *get_lib_info)(libcec_connection_t connection); + void (CDECL *init_video_standalone)(libcec_connection_t connection); + uint16_t (CDECL *get_adapter_vendor_id)(libcec_connection_t connection); + uint16_t (CDECL *get_adapter_product_id)(libcec_connection_t connection); + uint8_t (CDECL *audio_toggle_mute)(libcec_connection_t connection); + uint8_t (CDECL *audio_mute)(libcec_connection_t connection); + uint8_t (CDECL *audio_unmute)(libcec_connection_t connection); + uint8_t (CDECL *audio_get_status)(libcec_connection_t connection); + int8_t (CDECL *detect_adapters)(libcec_connection_t connection, CEC_NAMESPACE cec_adapter_descriptor* deviceList, uint8_t iBufSize, const char* strDevicePath, int bQuickScan); + void (CDECL *menu_state_to_string)(const CEC_NAMESPACE cec_menu_state state, char* buf, size_t bufsize); + void (CDECL *cec_version_to_string)(const CEC_NAMESPACE cec_version version, char* buf, size_t bufsize); + void (CDECL *power_status_to_string)(const CEC_NAMESPACE cec_power_status status, char* buf, size_t bufsize); + void (CDECL *logical_address_to_string)(const CEC_NAMESPACE cec_logical_address address, char* buf, size_t bufsize); + void (CDECL *deck_control_mode_to_string)(const CEC_NAMESPACE cec_deck_control_mode mode, char* buf, size_t bufsize); + void (CDECL *deck_status_to_string)(const CEC_NAMESPACE cec_deck_info status, char* buf, size_t bufsize); + void (CDECL *opcode_to_string)(const CEC_NAMESPACE cec_opcode opcode, char* buf, size_t bufsize); + void (CDECL *system_audio_status_to_string)(const CEC_NAMESPACE cec_system_audio_status mode, char* buf, size_t bufsize); + void (CDECL *audio_status_to_string)(const CEC_NAMESPACE cec_audio_status status, char* buf, size_t bufsize); + void (CDECL *vendor_id_to_string)(const CEC_NAMESPACE cec_vendor_id vendor, char* buf, size_t bufsize); + void (CDECL *user_control_key_to_string)(const CEC_NAMESPACE cec_user_control_code key, char* buf, size_t bufsize); + void (CDECL *adapter_type_to_string)(const CEC_NAMESPACE cec_adapter_type type, char* buf, size_t bufsize); + void (CDECL *version_to_string)(uint32_t version, char* buf, size_t bufsize); +} libcec_interface_t; + +static int libcecc_resolve_all(void* lib, libcec_interface_t* iface) +{ + if (!lib || !iface) + return -1; + + _libcecc_resolve(lib, iface->destroy, "libcec_destroy", void(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->open, "libcec_open", int(CDECL *)(libcec_connection_t, const char*, uint32_t)); + _libcecc_resolve(lib, iface->close, "libcec_close", void(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->clear_configuration, "libcec_clear_configuration", void(CDECL *)(CEC_NAMESPACE libcec_configuration*)); + _libcecc_resolve(lib, iface->enable_callbacks, "libcec_enable_callbacks", int(CDECL *)(libcec_connection_t, void*, CEC_NAMESPACE ICECCallbacks*)); + _libcecc_resolve(lib, iface->find_adapters, "libcec_find_adapters", int8_t(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_adapter*, uint8_t, const char*)); + _libcecc_resolve(lib, iface->ping_adapters, "libcec_ping_adapters", int(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->start_bootloader, "libcec_start_bootloader", int(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->power_on_devices, "libcec_power_on_devices", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->standby_devices, "libcec_standby_devices", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->set_active_source, "libcec_set_active_source", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_device_type)); + _libcecc_resolve(lib, iface->set_deck_control_mode, "libcec_set_deck_control_mode", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_deck_control_mode, int)); + _libcecc_resolve(lib, iface->set_deck_info, "libcec_set_deck_info", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_deck_info, int)); + _libcecc_resolve(lib, iface->set_inactive_view, "libcec_set_inactive_view", int(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->set_menu_state, "libcec_set_menu_state", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_menu_state, int)); + _libcecc_resolve(lib, iface->transmit, "libcec_transmit", int(CDECL *)(libcec_connection_t, const CEC_NAMESPACE cec_command*)); + _libcecc_resolve(lib, iface->set_logical_address, "libcec_set_logical_address", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->set_physical_address, "libcec_set_physical_address", int(CDECL *)(libcec_connection_t, uint16_t)); + _libcecc_resolve(lib, iface->set_osd_string, "libcec_set_osd_string", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address, CEC_NAMESPACE cec_display_control, const char*)); + _libcecc_resolve(lib, iface->switch_monitoring, "libcec_switch_monitoring", int(CDECL *)(libcec_connection_t, int)); + _libcecc_resolve(lib, iface->get_device_cec_version, "libcec_get_device_cec_version", CEC_NAMESPACE cec_version(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->get_device_menu_language, "libcec_get_device_menu_language", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address, CEC_NAMESPACE cec_menu_language*)); + _libcecc_resolve(lib, iface->get_device_vendor_id, "libcec_get_device_vendor_id", uint64_t(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->get_device_physical_address, "libcec_get_device_physical_address", uint16_t(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->get_active_source, "libcec_get_active_source", CEC_NAMESPACE cec_logical_address(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->is_active_source, "libcec_is_active_source", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->get_device_power_status, "libcec_get_device_power_status", CEC_NAMESPACE cec_power_status(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->poll_device, "libcec_poll_device", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->get_active_devices, "libcec_get_active_devices", CEC_NAMESPACE cec_logical_addresses(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->is_active_device, "libcec_is_active_device", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->is_active_device_type, "libcec_is_active_device_type", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_device_type)); + _libcecc_resolve(lib, iface->set_hdmi_port, "libcec_set_hdmi_port", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address, uint8_t)); + _libcecc_resolve(lib, iface->volume_up, "libcec_volume_up", int(CDECL *)(libcec_connection_t, int)); + _libcecc_resolve(lib, iface->volume_down, "libcec_volume_down", int(CDECL *)(libcec_connection_t, int)); + _libcecc_resolve(lib, iface->mute_audio, "libcec_mute_audio", int(CDECL *)(libcec_connection_t, int)); + _libcecc_resolve(lib, iface->send_keypress, "libcec_send_keypress", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address, CEC_NAMESPACE cec_user_control_code, int)); + _libcecc_resolve(lib, iface->send_key_release, "libcec_send_key_release", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address, int)); + _libcecc_resolve(lib, iface->get_device_osd_name, "libcec_get_device_osd_name", CEC_NAMESPACE cec_osd_name(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->set_stream_path_logical, "libcec_set_stream_path_logical", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_logical_address)); + _libcecc_resolve(lib, iface->set_stream_path_physical, "libcec_set_stream_path_physical", int(CDECL *)(libcec_connection_t, uint16_t)); + _libcecc_resolve(lib, iface->get_logical_addresses, "libcec_get_logical_addresses", CEC_NAMESPACE cec_logical_addresses(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->get_current_configuration, "libcec_get_current_configuration", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE libcec_configuration*)); + _libcecc_resolve(lib, iface->can_persist_configuration, "libcec_can_persist_configuration", int(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->persist_configuration, "libcec_persist_configuration", int(CDECL *)(libcec_connection_t, CEC_NAMESPACE libcec_configuration*)); + _libcecc_resolve(lib, iface->set_configuration, "libcec_set_configuration", int(CDECL *)(libcec_connection_t, const CEC_NAMESPACE libcec_configuration*)); + _libcecc_resolve(lib, iface->rescan_devices, "libcec_rescan_devices", void(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->is_libcec_active_source, "libcec_is_libcec_active_source", int(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->get_device_information, "libcec_get_device_information", int(CDECL *)(libcec_connection_t, const char*, CEC_NAMESPACE libcec_configuration*, uint32_t)); + _libcecc_resolve(lib, iface->get_lib_info, "libcec_get_lib_info", const char*(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->init_video_standalone, "libcec_init_video_standalone", void(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->get_adapter_vendor_id, "libcec_get_adapter_vendor_id", uint16_t(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->get_adapter_product_id, "libcec_get_adapter_product_id", uint16_t(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->audio_toggle_mute, "libcec_audio_toggle_mute", uint8_t(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->audio_mute, "libcec_audio_mute", uint8_t(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->audio_unmute, "libcec_audio_unmute", uint8_t(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->audio_get_status, "libcec_audio_get_status", uint8_t(CDECL *)(libcec_connection_t)); + _libcecc_resolve(lib, iface->detect_adapters, "libcec_detect_adapters", int8_t(CDECL *)(libcec_connection_t, CEC_NAMESPACE cec_adapter_descriptor*, uint8_t, const char*, int)); + _libcecc_resolve(lib, iface->menu_state_to_string, "libcec_menu_state_to_string", void(CDECL *)(const CEC_NAMESPACE cec_menu_state, char*, size_t)); + _libcecc_resolve(lib, iface->cec_version_to_string, "libcec_cec_version_to_string", void(CDECL *)(const CEC_NAMESPACE cec_version, char*, size_t)); + _libcecc_resolve(lib, iface->power_status_to_string, "libcec_power_status_to_string", void(CDECL *)(const CEC_NAMESPACE cec_power_status, char*, size_t)); + _libcecc_resolve(lib, iface->logical_address_to_string, "libcec_logical_address_to_string", void(CDECL *)(const CEC_NAMESPACE cec_logical_address, char*, size_t)); + _libcecc_resolve(lib, iface->deck_control_mode_to_string, "libcec_deck_control_mode_to_string", void(CDECL *)(const CEC_NAMESPACE cec_deck_control_mode, char*, size_t)); + _libcecc_resolve(lib, iface->deck_status_to_string, "libcec_deck_status_to_string", void(CDECL *)(const CEC_NAMESPACE cec_deck_info, char*, size_t)); + _libcecc_resolve(lib, iface->opcode_to_string, "libcec_opcode_to_string", void(CDECL *)(const CEC_NAMESPACE cec_opcode, char*, size_t)); + _libcecc_resolve(lib, iface->system_audio_status_to_string, "libcec_system_audio_status_to_string", void(CDECL *)(const CEC_NAMESPACE cec_system_audio_status, char*, size_t)); + _libcecc_resolve(lib, iface->audio_status_to_string, "libcec_audio_status_to_string", void(CDECL *)(const CEC_NAMESPACE cec_audio_status, char*, size_t)); + _libcecc_resolve(lib, iface->vendor_id_to_string, "libcec_vendor_id_to_string", void(CDECL *)(const CEC_NAMESPACE cec_vendor_id, char*, size_t)); + _libcecc_resolve(lib, iface->user_control_key_to_string, "libcec_user_control_key_to_string", void(CDECL *)(const CEC_NAMESPACE cec_user_control_code, char*, size_t)); + _libcecc_resolve(lib, iface->adapter_type_to_string, "libcec_adapter_type_to_string", void(CDECL *)(const CEC_NAMESPACE cec_adapter_type, char*, size_t)); + _libcecc_resolve(lib, iface->version_to_string, "libcec_version_to_string", void(CDECL *)(uint32_t, char*, size_t)); + + return 1; +} + +static libcecc_lib_instance_t libcecc_load_library(const char* strLib) +{ + libcecc_lib_instance_t lib; +#if defined(_WIN32) || defined(_WIN64) + lib = LoadLibrary(strLib ? strLib : "cec.dll"); + if (lib == NULL) + printf("failed to load cec.dll\n"); +#else + #if defined(__APPLE__) + lib = dlopen(strLib ? strLib : "libcec." CEC_LIB_VERSION_MAJOR_STR ".dylib", RTLD_LAZY); + #else + lib = dlopen(strLib ? strLib : "libcec.so." CEC_LIB_VERSION_MAJOR_STR ".0", RTLD_LAZY); + #endif + if (lib == NULL) + printf("%s\n", dlerror()); +#endif + return lib; +} + +static void libcecc_close_library(libcecc_lib_instance_t lib) +{ +#if defined(_WIN32) || defined(_WIN64) + FreeLibrary(lib); +#else + dlclose(lib); +#endif +} + +static void* libcecc_resolve(void* lib, const char* name) +{ +#if defined(_WIN32) || defined(_WIN64) + return GetProcAddress(lib, name); +#else + return dlsym(lib, name); +#endif +} + +void libcecc_reset_configuration(CEC_NAMESPACE libcec_configuration* configuration) +{ + void(CDECL * _clear_configuration)(CEC_NAMESPACE libcec_configuration*); + libcecc_lib_instance_t lib; + + memset(configuration, 0, sizeof(CEC_NAMESPACE libcec_configuration)); + lib = libcecc_load_library(NULL); + if (lib == NULL) + return; + + _clear_configuration = (void(CDECL *)(CEC_NAMESPACE libcec_configuration*)) libcecc_resolve(lib, "libcec_clear_configuration"); + if (_clear_configuration) + _clear_configuration(configuration); + + libcecc_close_library(lib); +} + +/*! + * @brief Create a new libCEC instance. + * @param configuration The configuration to pass to libCEC + * @param strLib The name of and/or path to libCEC + * @return 1 when loaded, 0 if libCEC failed to initialise, -1 if methods failed to be resolved + */ +int libcecc_initialise(CEC_NAMESPACE libcec_configuration* configuration, libcec_interface_t* iface, const char* strLib) +{ + void* (CDECL *_cec_initialise)(CEC_NAMESPACE libcec_configuration*); + + libcecc_lib_instance_t lib; + lib = libcecc_load_library(strLib); + if (lib == NULL) + return -1; + + _libcecc_resolve(lib, _cec_initialise, "libcec_initialise", void* (CDECL *)(CEC_NAMESPACE libcec_configuration*)); + + iface->lib_instance = lib; + iface->connection = _cec_initialise(configuration); + + return iface->connection ? + libcecc_resolve_all(lib, iface) : + 0; +} + +/*! + * @brief Destroy an instance of libCEC. + * @param device The instance to destroy. + */ +void libcecc_destroy(libcec_interface_t* iface) +{ + if (iface->destroy) + iface->destroy(iface->connection); + libcecc_close_library(iface->lib_instance); + memset(iface, 0, sizeof(libcec_interface_t)); +}