706 lines
21 KiB
C++
706 lines
21 KiB
C++
#include <unistd.h>
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#include <fcntl.h>
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#include <linux/input.h>
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#include "linux-dist/evdev.h"
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#include "linux-dist/main.h"
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#include "hw/maple/maple_devs.h"
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#include "hw/maple/maple_cfg.h"
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#include "cfg/cfg.h"
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#include "cfg/ini.h"
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#include <vector>
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#include <map>
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#include <dlfcn.h>
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#if defined(USE_EVDEV)
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bool libevdev_tried = false;
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bool libevdev_available = false;
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typedef int (*libevdev_func1_t)(int, const char*);
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typedef const char* (*libevdev_func2_t)(int, int);
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libevdev_func1_t libevdev_event_code_from_name;
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libevdev_func2_t libevdev_event_code_get_name;
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/* evdev input */
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static EvdevController evdev_controllers[4] = {
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{ -1, NULL },
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{ -1, NULL },
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{ -1, NULL },
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{ -1, NULL }
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};
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void dc_stop(void);
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void load_libevdev()
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{
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if (libevdev_tried)
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return;
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libevdev_tried = true;
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void* lib_handle = dlopen("libevdev.so.2", RTLD_NOW);
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if (!lib_handle) // libevdev.so.2 not found, fallback to libevdev.so
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lib_handle = dlopen("libevdev.so", RTLD_NOW);
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bool failed = false;
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if (!lib_handle)
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{
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fprintf(stderr, "%s\n", dlerror());
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failed = true;
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}
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else
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{
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libevdev_event_code_from_name = reinterpret_cast<libevdev_func1_t>(dlsym(lib_handle, "libevdev_event_code_from_name"));
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const char* error1 = dlerror();
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if (error1 != NULL)
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{
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fprintf(stderr, "%s\n", error1);
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failed = true;
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}
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libevdev_event_code_get_name = reinterpret_cast<libevdev_func2_t>(dlsym(lib_handle, "libevdev_event_code_get_name"));
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const char* error2 = dlerror();
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if (error2 != NULL)
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{
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fprintf(stderr, "%s\n", error2);
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failed = true;
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}
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}
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if (failed)
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{
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puts("WARNING: libevdev is not available. You'll not be able to use button names instead of numeric codes in your controller mappings!\n");
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return;
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}
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libevdev_available = true;
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}
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s8 EvdevAxisData::convert(s32 value)
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{
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return (((value - min) * 255) / range);
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}
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void EvdevAxisData::init(int fd, int code, bool inverted)
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{
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struct input_absinfo abs;
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if(code < 0 || ioctl(fd, EVIOCGABS(code), &abs))
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{
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if(code >= 0)
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{
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perror("evdev ioctl");
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}
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this->range = 255;
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this->min = 0;
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return;
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}
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s32 min = abs.minimum;
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s32 max = abs.maximum;
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printf("evdev: range of axis %d is from %d to %d\n", code, min, max);
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if(inverted)
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{
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this->range = (min - max);
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this->min = max;
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}
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else
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{
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this->range = (max - min);
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this->min = min;
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}
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}
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void EvdevController::init()
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{
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this->data_x.init(this->fd, this->mapping->Axis_Analog_X, this->mapping->Axis_Analog_X_Inverted);
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this->data_y.init(this->fd, this->mapping->Axis_Analog_Y, this->mapping->Axis_Analog_Y_Inverted);
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this->data_trigger_left.init(this->fd, this->mapping->Axis_Trigger_Left, this->mapping->Axis_Trigger_Left_Inverted);
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this->data_trigger_right.init(this->fd, this->mapping->Axis_Trigger_Right, this->mapping->Axis_Trigger_Right_Inverted);
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this->rumble_effect_id = -1;
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}
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MapleDeviceType GetMapleDeviceType(int value, int port)
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{
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switch (value)
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{
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case 0:
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#if defined(_DEBUG) || defined(DEBUG)
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printf("Maple Device: None\n");
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#endif
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return MDT_None;
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case 1:
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#if defined(_DEBUG) || defined(DEBUG)
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printf("Maple Device: VMU\n");
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#endif
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return MDT_SegaVMU;
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case 2:
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#if defined(_DEBUG) || defined(DEBUG)
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printf("Maple Device: Microphone\n");
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#endif
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return MDT_Microphone;
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case 3:
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#if defined(_DEBUG) || defined(DEBUG)
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printf("Maple Device: PuruPuruPack\n");
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#endif
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return MDT_PurupuruPack;
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default:
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MapleDeviceType result = MDT_None;
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string result_type = "None";
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// Controller in port 0 (player1) defaults to VMU for Maple device, all other to None
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if (port == 0)
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{
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result_type = "VMU";
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result = MDT_SegaVMU;
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}
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printf("Unsupported configuration (%d) for Maple Device, using %s\n", value, result_type.c_str());
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return result;
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}
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}
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std::map<std::string, EvdevControllerMapping> loaded_mappings;
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int load_keycode(ConfigFile* cfg, string section, string dc_key)
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{
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int code = -1;
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string keycode = cfg->get(section, dc_key, "-1");
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if (strstr(keycode.c_str(), "KEY_") != NULL ||
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strstr(keycode.c_str(), "BTN_") != NULL ||
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strstr(keycode.c_str(), "ABS_") != NULL)
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{
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if (libevdev_available)
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{
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int type = ((strstr(keycode.c_str(), "ABS_") != NULL) ? EV_ABS : EV_KEY);
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code = libevdev_event_code_from_name(type, keycode.c_str());
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}
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if (code < 0)
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{
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printf("evdev: failed to find keycode for '%s'\n", keycode.c_str());
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}
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else
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{
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printf("%s = %s (%d)\n", dc_key.c_str(), keycode.c_str(), code);
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}
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}
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else
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{
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code = cfg->get_int(section, dc_key, -1);
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if(code >= 0)
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{
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char* name = NULL;
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if (libevdev_available)
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{
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int type = ((strstr(dc_key.c_str(), "axis_") != NULL) ? EV_ABS : EV_KEY);
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name = (char*)libevdev_event_code_get_name(type, code);
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}
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if (name != NULL)
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{
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printf("%s = %s (%d)\n", dc_key.c_str(), name, code);
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}
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else
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{
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printf("%s = %d\n", dc_key.c_str(), code);
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}
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}
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}
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if (code < 0)
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printf("WARNING: %s/%s not configured!\n", section.c_str(), dc_key.c_str());
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return code;
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}
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EvdevControllerMapping load_mapping(FILE* fd)
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{
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ConfigFile mf;
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mf.parse(fd);
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EvdevControllerMapping mapping = {
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mf.get("emulator", "mapping_name", "<Unknown>"),
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load_keycode(&mf, "dreamcast", "btn_a"),
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load_keycode(&mf, "dreamcast", "btn_b"),
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load_keycode(&mf, "dreamcast", "btn_c"),
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load_keycode(&mf, "dreamcast", "btn_d"),
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load_keycode(&mf, "dreamcast", "btn_x"),
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load_keycode(&mf, "dreamcast", "btn_y"),
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load_keycode(&mf, "dreamcast", "btn_z"),
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load_keycode(&mf, "dreamcast", "btn_start"),
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load_keycode(&mf, "emulator", "btn_escape"),
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load_keycode(&mf, "dreamcast", "btn_dpad1_left"),
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load_keycode(&mf, "dreamcast", "btn_dpad1_right"),
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load_keycode(&mf, "dreamcast", "btn_dpad1_up"),
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load_keycode(&mf, "dreamcast", "btn_dpad1_down"),
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load_keycode(&mf, "dreamcast", "btn_dpad2_left"),
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load_keycode(&mf, "dreamcast", "btn_dpad2_right"),
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load_keycode(&mf, "dreamcast", "btn_dpad2_up"),
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load_keycode(&mf, "dreamcast", "btn_dpad2_down"),
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load_keycode(&mf, "compat", "btn_trigger_left"),
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load_keycode(&mf, "compat", "btn_trigger_right"),
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load_keycode(&mf, "compat", "axis_dpad1_x"),
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load_keycode(&mf, "compat", "axis_dpad1_y"),
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load_keycode(&mf, "compat", "axis_dpad2_x"),
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load_keycode(&mf, "compat", "axis_dpad2_y"),
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load_keycode(&mf, "dreamcast", "axis_x"),
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load_keycode(&mf, "dreamcast", "axis_y"),
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load_keycode(&mf, "dreamcast", "axis_trigger_left"),
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load_keycode(&mf, "dreamcast", "axis_trigger_right"),
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mf.get_bool("compat", "axis_x_inverted", false),
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mf.get_bool("compat", "axis_y_inverted", false),
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mf.get_bool("compat", "axis_trigger_left_inverted", false),
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mf.get_bool("compat", "axis_trigger_right_inverted", false),
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mf.get_int("dreamcast", "maple_device1", -1),
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mf.get_int("dreamcast", "maple_device2", -1)
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};
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return mapping;
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}
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bool input_evdev_button_assigned(EvdevControllerMapping* mapping, int button)
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{
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// Don't check unassigned buttons
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if (button == -1)
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return false;
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return ((mapping->Btn_A == button)
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|| (mapping->Btn_B == button)
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|| (mapping->Btn_C == button)
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|| (mapping->Btn_D == button)
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|| (mapping->Btn_X == button)
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|| (mapping->Btn_Y == button)
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|| (mapping->Btn_Z == button)
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|| (mapping->Btn_Start == button)
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|| (mapping->Btn_Escape == button)
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|| (mapping->Btn_DPad_Left == button)
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|| (mapping->Btn_DPad_Right == button)
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|| (mapping->Btn_DPad_Up == button)
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|| (mapping->Btn_DPad_Down == button)
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|| (mapping->Btn_DPad2_Left == button)
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|| (mapping->Btn_DPad2_Right == button)
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|| (mapping->Btn_DPad2_Up == button)
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|| (mapping->Btn_DPad2_Down == button)
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|| (mapping->Btn_Trigger_Left == button)
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|| (mapping->Btn_Trigger_Right == button));
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}
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bool input_evdev_button_duplicate_button(EvdevControllerMapping* mapping1, EvdevControllerMapping* mapping2)
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{
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return (input_evdev_button_assigned(mapping1, mapping2->Btn_A)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_B)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_C)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_D)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_X)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_Y)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_Z)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_Start)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_Escape)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad_Left)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad_Right)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad_Up)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad_Down)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad2_Left)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad2_Right)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad2_Up)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_DPad2_Down)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_Trigger_Left)
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|| input_evdev_button_assigned(mapping1, mapping2->Btn_Trigger_Right));
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}
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int input_evdev_init(EvdevController* controller, const char* device, const char* custom_mapping_fname = NULL)
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{
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load_libevdev();
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char name[256] = "Unknown";
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printf("evdev: Trying to open device at '%s'\n", device);
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int fd = open(device, O_RDWR);
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if (fd >= 0)
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{
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fcntl(fd, F_SETFL, O_NONBLOCK);
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if(ioctl(fd, EVIOCGNAME(sizeof(name)), name) < 0)
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{
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perror("evdev: ioctl");
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return -2;
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}
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else
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{
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printf("evdev: Found '%s' at '%s'\n", name, device);
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controller->fd = fd;
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const char* mapping_fname;
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if(custom_mapping_fname != NULL)
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{
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// custom mapping defined in config, use that
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mapping_fname = custom_mapping_fname;
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printf("evdev: user defined custom mapping found (%s)\n", custom_mapping_fname);
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}
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else
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{
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#if defined(TARGET_PANDORA)
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mapping_fname = "controller_pandora.cfg";
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#elif defined(TARGET_GCW0)
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mapping_fname = "controller_gcwz.cfg";
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#else
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// check if a config file name <device>.cfg exists in the /mappings/ directory
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char* name_cfg = (char*)malloc(strlen(name)+4);
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strcpy(name_cfg, name);
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strcat(name_cfg, ".cfg");
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size_t size_needed = snprintf(NULL, 0, EVDEV_MAPPING_PATH, name_cfg) + 1;
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char* mapping_path = (char*)malloc(size_needed);
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sprintf(mapping_path, EVDEV_MAPPING_PATH, name_cfg);
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string dir = get_readonly_data_path(mapping_path);
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free(mapping_path);
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if (file_exists(dir)) {
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printf("evdev: found a named mapping for the device (%s)\n", name_cfg);
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mapping_fname = name_cfg;
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}
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else {
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free(name_cfg);
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if (strcmp(name, "Microsoft X-Box 360 pad") == 0 ||
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strcmp(name, "Xbox 360 Wireless Receiver") == 0 ||
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strcmp(name, "Xbox 360 Wireless Receiver (XBOX)") == 0)
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{
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mapping_fname = "controller_xpad.cfg";
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}
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else if (strstr(name, "Xbox Gamepad (userspace driver)") != NULL)
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{
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mapping_fname = "controller_xboxdrv.cfg";
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}
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else if (strstr(name, "keyboard") != NULL ||
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strstr(name, "Keyboard") != NULL)
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{
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mapping_fname = "keyboard.cfg";
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}
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else
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{
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mapping_fname = "controller_generic.cfg";
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}
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}
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#endif
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}
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if(loaded_mappings.count(string(mapping_fname)) == 0)
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{
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FILE* mapping_fd = NULL;
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if(mapping_fname[0] == '/')
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{
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// Absolute mapping
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mapping_fd = fopen(mapping_fname, "r");
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}
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else
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{
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// Mapping from ~/.reicast/mappings/
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size_t size_needed = snprintf(NULL, 0, EVDEV_MAPPING_PATH, mapping_fname) + 1;
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char* mapping_path = (char*)malloc(size_needed);
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sprintf(mapping_path, EVDEV_MAPPING_PATH, mapping_fname);
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mapping_fd = fopen(get_readonly_data_path(mapping_path).c_str(), "r");
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free(mapping_path);
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}
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if(mapping_fd != NULL)
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{
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printf("evdev: reading mapping file: '%s'\n", mapping_fname);
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loaded_mappings.insert(std::make_pair(string(mapping_fname), load_mapping(mapping_fd)));
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fclose(mapping_fd);
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}
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else
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{
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printf("evdev: unable to open mapping file '%s'\n", mapping_fname);
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perror("evdev");
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return -3;
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}
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}
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controller->mapping = &loaded_mappings.find(string(mapping_fname))->second;
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printf("evdev: Using '%s' mapping\n", controller->mapping->name.c_str());
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controller->init();
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return 0;
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}
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}
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else
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{
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perror("evdev: open");
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return -1;
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}
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}
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void input_evdev_init()
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{
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int evdev_device_id[4] = { -1, -1, -1, -1 };
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size_t size_needed;
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int port, i;
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char* evdev_device;
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for (port = 0; port < 4; port++)
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{
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size_needed = snprintf(NULL, 0, EVDEV_DEVICE_CONFIG_KEY, port+1) + 1;
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char* evdev_config_key = (char*)malloc(size_needed);
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sprintf(evdev_config_key, EVDEV_DEVICE_CONFIG_KEY, port+1);
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evdev_device_id[port] = cfgLoadInt("input", evdev_config_key, EVDEV_DEFAULT_DEVICE_ID(port+1));
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free(evdev_config_key);
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// Check if the same device is already in use on another port
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if (evdev_device_id[port] < 0)
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{
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printf("evdev: Controller %d disabled by config.\n", port + 1);
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}
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else
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{
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size_needed = snprintf(NULL, 0, EVDEV_DEVICE_STRING, evdev_device_id[port]) + 1;
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evdev_device = (char*)malloc(size_needed);
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sprintf(evdev_device, EVDEV_DEVICE_STRING, evdev_device_id[port]);
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size_needed = snprintf(NULL, 0, EVDEV_MAPPING_CONFIG_KEY, port+1) + 1;
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evdev_config_key = (char*)malloc(size_needed);
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sprintf(evdev_config_key, EVDEV_MAPPING_CONFIG_KEY, port+1);
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string tmp;
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const char* mapping = (cfgExists("input", evdev_config_key) == 2 ? (tmp = cfgLoadStr("input", evdev_config_key, "")).c_str() : NULL);
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free(evdev_config_key);
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int err = input_evdev_init(&evdev_controllers[port], evdev_device, mapping);
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free(evdev_device);
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// If there was an error initializing the controller, don't proceed any further
|
|
if (err == 0)
|
|
{
|
|
for (i = 0; i < port; i++)
|
|
{
|
|
// If the controller could not be loaded, skip this one as it can't interfere
|
|
if (evdev_controllers[i].fd < 0)
|
|
continue;
|
|
|
|
if (evdev_device_id[port] == evdev_device_id[i])
|
|
{
|
|
// Multiple controllers with the same device, check for multiple button assignments
|
|
if (input_evdev_button_duplicate_button(evdev_controllers[i].mapping, evdev_controllers[port].mapping))
|
|
{
|
|
printf("WARNING: One or more button(s) of this device is also used in the configuration of input device %d (mapping: %s)\n", i,
|
|
evdev_controllers[i].mapping->name.c_str());
|
|
}
|
|
}
|
|
}
|
|
|
|
mcfg_CreateController(port, GetMapleDeviceType(evdev_controllers[port].mapping->Maple_Device1, port), GetMapleDeviceType(evdev_controllers[port].mapping->Maple_Device2, port));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void input_evdev_close()
|
|
{
|
|
for (int port = 0; port < 4 ; port++)
|
|
{
|
|
if (evdev_controllers[port].fd >= 0)
|
|
{
|
|
close(evdev_controllers[port].fd);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool input_evdev_handle(u32 port)
|
|
{
|
|
EvdevController* controller = &evdev_controllers[port];
|
|
|
|
#define SET_FLAG(field, mask, expr) field =((expr) ? (field & ~mask) : (field | mask))
|
|
if (controller->fd < 0 || controller->mapping == NULL)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
input_event ie;
|
|
|
|
while(read(controller->fd, &ie, sizeof(ie)) == sizeof(ie))
|
|
{
|
|
switch(ie.type)
|
|
{
|
|
case EV_KEY:
|
|
if (ie.code == controller->mapping->Btn_A) {
|
|
SET_FLAG(kcode[port], DC_BTN_A, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_B) {
|
|
SET_FLAG(kcode[port], DC_BTN_B, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_C) {
|
|
SET_FLAG(kcode[port], DC_BTN_C, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_D) {
|
|
SET_FLAG(kcode[port], DC_BTN_D, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_X) {
|
|
SET_FLAG(kcode[port], DC_BTN_X, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_Y) {
|
|
SET_FLAG(kcode[port], DC_BTN_Y, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_Z) {
|
|
SET_FLAG(kcode[port], DC_BTN_Z, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_Start) {
|
|
SET_FLAG(kcode[port], DC_BTN_START, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_Escape) {
|
|
dc_stop();
|
|
} else if (ie.code == controller->mapping->Btn_DPad_Left) {
|
|
SET_FLAG(kcode[port], DC_DPAD_LEFT, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad_Right) {
|
|
SET_FLAG(kcode[port], DC_DPAD_RIGHT, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad_Up) {
|
|
SET_FLAG(kcode[port], DC_DPAD_UP, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad_Down) {
|
|
SET_FLAG(kcode[port], DC_DPAD_DOWN, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad2_Left) {
|
|
SET_FLAG(kcode[port], DC_DPAD2_LEFT, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad2_Right) {
|
|
SET_FLAG(kcode[port], DC_DPAD2_RIGHT, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad2_Up) {
|
|
SET_FLAG(kcode[port], DC_DPAD2_UP, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_DPad2_Down) {
|
|
SET_FLAG(kcode[port], DC_DPAD2_DOWN, ie.value);
|
|
} else if (ie.code == controller->mapping->Btn_Trigger_Left) {
|
|
lt[port] = (ie.value ? 255 : 0);
|
|
} else if (ie.code == controller->mapping->Btn_Trigger_Right) {
|
|
rt[port] = (ie.value ? 255 : 0);
|
|
}
|
|
break;
|
|
case EV_ABS:
|
|
if (ie.code == controller->mapping->Axis_DPad_X)
|
|
{
|
|
switch(ie.value)
|
|
{
|
|
case -1:
|
|
SET_FLAG(kcode[port], DC_DPAD_LEFT, 1);
|
|
SET_FLAG(kcode[port], DC_DPAD_RIGHT, 0);
|
|
break;
|
|
case 0:
|
|
SET_FLAG(kcode[port], DC_DPAD_LEFT, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD_RIGHT, 0);
|
|
break;
|
|
case 1:
|
|
SET_FLAG(kcode[port], DC_DPAD_LEFT, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD_RIGHT, 1);
|
|
break;
|
|
}
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_DPad_Y)
|
|
{
|
|
switch(ie.value)
|
|
{
|
|
case -1:
|
|
SET_FLAG(kcode[port], DC_DPAD_UP, 1);
|
|
SET_FLAG(kcode[port], DC_DPAD_DOWN, 0);
|
|
break;
|
|
case 0:
|
|
SET_FLAG(kcode[port], DC_DPAD_UP, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD_DOWN, 0);
|
|
break;
|
|
case 1:
|
|
SET_FLAG(kcode[port], DC_DPAD_UP, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD_DOWN, 1);
|
|
break;
|
|
}
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_DPad2_X)
|
|
{
|
|
switch(ie.value)
|
|
{
|
|
case -1:
|
|
SET_FLAG(kcode[port], DC_DPAD2_LEFT, 1);
|
|
SET_FLAG(kcode[port], DC_DPAD2_RIGHT, 0);
|
|
break;
|
|
case 0:
|
|
SET_FLAG(kcode[port], DC_DPAD2_LEFT, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD2_RIGHT, 0);
|
|
break;
|
|
case 1:
|
|
SET_FLAG(kcode[port], DC_DPAD2_LEFT, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD2_RIGHT, 1);
|
|
break;
|
|
}
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_DPad2_X)
|
|
{
|
|
switch(ie.value)
|
|
{
|
|
case -1:
|
|
SET_FLAG(kcode[port], DC_DPAD2_UP, 1);
|
|
SET_FLAG(kcode[port], DC_DPAD2_DOWN, 0);
|
|
break;
|
|
case 0:
|
|
SET_FLAG(kcode[port], DC_DPAD2_UP, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD2_DOWN, 0);
|
|
break;
|
|
case 1:
|
|
SET_FLAG(kcode[port], DC_DPAD2_UP, 0);
|
|
SET_FLAG(kcode[port], DC_DPAD2_DOWN, 1);
|
|
break;
|
|
}
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_Analog_X)
|
|
{
|
|
joyx[port] = (controller->data_x.convert(ie.value) + 128);
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_Analog_Y)
|
|
{
|
|
joyy[port] = (controller->data_y.convert(ie.value) + 128);
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_Trigger_Left)
|
|
{
|
|
lt[port] = controller->data_trigger_left.convert(ie.value);
|
|
}
|
|
else if (ie.code == controller->mapping->Axis_Trigger_Right)
|
|
{
|
|
rt[port] = controller->data_trigger_right.convert(ie.value);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void input_evdev_rumble(u32 port, u16 pow_strong, u16 pow_weak)
|
|
{
|
|
EvdevController* controller = &evdev_controllers[port];
|
|
|
|
if (controller->fd < 0 || controller->rumble_effect_id == -2)
|
|
{
|
|
// Either the controller is not used or previous rumble effect failed
|
|
printf("RUMBLE: %s\n", "Skipped!");
|
|
return;
|
|
}
|
|
printf("RUMBLE: %u / %u (%d)\n", pow_strong, pow_weak, controller->rumble_effect_id);
|
|
struct ff_effect effect;
|
|
effect.type = FF_RUMBLE;
|
|
effect.id = controller->rumble_effect_id;
|
|
effect.u.rumble.strong_magnitude = pow_strong;
|
|
effect.u.rumble.weak_magnitude = pow_weak;
|
|
effect.replay.length = 0;
|
|
effect.replay.delay = 0;
|
|
if (ioctl(controller->fd, EVIOCSFF, &effect) == -1)
|
|
{
|
|
perror("evdev: Force feedback error");
|
|
controller->rumble_effect_id = -2;
|
|
}
|
|
else
|
|
{
|
|
controller->rumble_effect_id = effect.id;
|
|
|
|
// Let's play the effect
|
|
input_event play;
|
|
play.type = EV_FF;
|
|
play.code = effect.id;
|
|
play.value = 1;
|
|
if (write(controller->fd, (const void*) &play, sizeof(play)) == -1)
|
|
{
|
|
perror("evdev: Force feedback error");
|
|
controller->rumble_effect_id = -2;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|