int main(int argc,char **argv)
{
char manufacturer[256],product[256];
const char *map_filename = 0,*map_mouse_filename = 0;
int mode = MODE_MAP;
int lookup_mode = LOOKUP_MODE_NAME;
// Check we are root
uid_t uid;
uid = geteuid();
if(uid!=0)
{
fprintf(stderr,"hid_mapper must be run as root\n");
return EXIT_FAILURE;
}
// Init hid_device
init_hid_device(&hid_device);
// Setup signal handler
signal(SIGTERM,sigterm_handler);
signal(SIGINT,sigterm_handler);
if(argc==1)
{
print_usage();
return -1;
}
if(argc==2 && strcmp(argv[1],"--list-devices")==0)
return lookup_hid_product(LOOKUP_MODE_NAME,0,0,0);
if(argc==3 && strcmp(argv[1],"--list-devices")==0 && strcmp(argv[2],"--lookup-id")==0)
return lookup_hid_product(LOOKUP_MODE_ID,0,0,0);
manufacturer[0] = '\0';
product[0] = '\0';
if(argc>=5)
{
for(int i=1;i<argc;i++)
{
if(strcmp(argv[i],"--learn")==0)
mode = MODE_LEARN;
if(strcmp(argv[i],"--lookup-id")==0)
lookup_mode = LOOKUP_MODE_ID;
}
for(int i=1;i<argc-1;i++)
{
if(strcmp(argv[i],"--manufacturer")==0)
{
strcpy(manufacturer,argv[i+1]);
i++;
}
else if(strcmp(argv[i],"--product")==0)
{
strcpy(product,argv[i+1]);
i++;
}
else if(strcmp(argv[i],"--map")==0)
{
map_filename = argv[i+1];
i++;
}
else if(strcmp(argv[i],"--map-mouse")==0)
{
map_mouse_filename = argv[i+1];
i++;
}
}
}
if(manufacturer[0]=='\0' && product[0]=='\0')
{
print_usage();
return -1;
}
if(mode==MODE_MAP && map_filename==0 && map_mouse_filename==0)
{
print_usage();
return -1;
}
// Load map file
EventMapping *map = new EventMapping();
if(mode==MODE_MAP)
{
if(map_filename!=0)
{
try
{
MapReader::LoadMap(map_filename,map);
}
catch(Exception e)
{
fprintf(stderr,"Error loading map file\n");
e.Print();
return EXIT_FAILURE;
}
printf("Loaded map file %s\n",map_filename);
}
if(map_mouse_filename!=0)
{
try
{
MapReaderMouse::LoadMap(map_mouse_filename,map);
}
catch(Exception e)
{
fprintf(stderr,"Error loading mouse map file\n");
e.Print();
return EXIT_FAILURE;
}
printf("Loaded mouse map file %s\n",map_mouse_filename);
}
}
// Lookup for specified HID device
int re,max_hid_fd;
re = lookup_hid_product(lookup_mode,manufacturer,product,&hid_device);
if(re<0)
{
fprintf(stderr,"Unable to find specified HID device: %d\n", re);
return EXIT_FAILURE;
}
printf("Found HID device\n");
// HID
re = open_hid_device(&hid_device);
if(re<0)
{
fprintf(stderr,"Unable to open HID device\n");
return EXIT_FAILURE;
}
// Setup event device
if(mode==MODE_MAP)
{
uinput_fd = setup_device(Keys::GetMaxKey());
if(uinput_fd==-1)
{
fprintf(stderr,"Unable to setup event device\n");
return EXIT_FAILURE;
}
printf("Generic USB mapper driver setup\n");
}
LinkedList<event_mapping> *event_map_list;
const event_mapping *event_map;
unsigned int event_length;
char event[EVENT_MAXLENGTH];
int last_key_down = 0;
while(1)
{
event_length = EVENT_MAXLENGTH;
re = read_hid_event(&hid_device,event,&event_length);
if(re<0)
{
fprintf(stderr,"Error reading HID event\n");
continue;
}
if(mode==MODE_LEARN)
{
for(int i=0;i<event_length;i++)
printf("%02x ",(unsigned char)event[i]);
printf("\n");
}
else
{
if(last_key_down!=0)
{
send_key_up_event(uinput_fd,last_key_down);
last_key_down = 0;
}
else
{
event_map_list = map->LookupEvent(event,event_length);
event_map_list->StartEnum();
while(event_map = event_map_list->Enum())
{
switch(event_map->type)
{
case EVENT_TYPE_KEYBOARD:
send_key_down_event(uinput_fd,event_map->value);
last_key_down = event_map->value;
break;
case EVENT_TYPE_MOUSE_X:
send_mouse_X_event(uinput_fd,event_map->value);
break;
case EVENT_TYPE_MOUSE_Y:
send_mouse_Y_event(uinput_fd,event_map->value);
break;
}
}
}
}
}
return 0;
}
int main(int argc,char **argv)
{
char manufacturer[256],product[256];
const char *map_filename = 0,*map_mouse_filename = 0;
int mode = MODE_MAP;
int lookup_mode = LOOKUP_MODE_NAME;
int wait = -1;
bool disable_repetition = false;
// Check we are root
uid_t uid;
uid = geteuid();
if(uid!=0)
{
error("hid_mapper must be run as root\n");
return EXIT_FAILURE;
}
// Init hid_device
init_hid_device(&hid_device);
// Setup signal handler
signal(SIGTERM,sigterm_handler);
signal(SIGINT,sigterm_handler);
if(argc==1)
{
print_usage();
return -1;
}
if(argc==2 && strcmp(argv[1],"--list-devices")==0)
return lookup_hid_product(LOOKUP_MODE_NAME,0,0,0);
if(argc==3 && strcmp(argv[1],"--list-devices")==0 && strcmp(argv[2],"--lookup-id")==0)
return lookup_hid_product(LOOKUP_MODE_ID,0,0,0);
manufacturer[0] = '\0';
product[0] = '\0';
if(argc>=5)
{
for(int i=1;i<argc;i++)
{
if(strcmp(argv[i],"--learn")==0)
mode = MODE_LEARN;
else if(strcmp(argv[i],"--lookup-id")==0)
lookup_mode = LOOKUP_MODE_ID;
else if(strcmp(argv[i],"--disable-repetition")==0)
disable_repetition = true;
}
for(int i=1;i<argc-1;i++)
{
if(strcmp(argv[i],"--manufacturer")==0)
{
strcpy(manufacturer,argv[i+1]);
i++;
}
else if(strcmp(argv[i],"--product")==0)
{
strcpy(product,argv[i+1]);
i++;
}
else if(strcmp(argv[i],"--map")==0)
{
map_filename = argv[i+1];
i++;
}
else if(strcmp(argv[i],"--map-mouse")==0)
{
map_mouse_filename = argv[i+1];
i++;
}
else if(strcmp(argv[i],"--wait-device")==0)
{
wait = atoi(argv[i+1]);
i++;
}
}
}
if(manufacturer[0]=='\0' && product[0]=='\0')
{
print_usage();
return -1;
}
if(mode==MODE_MAP && map_filename==0 && map_mouse_filename==0)
{
print_usage();
return -1;
}
if(wait==0)
{
print_usage();
return -1;
}
// Load map file
EventMapping *map = new EventMapping();
if((mode==MODE_MAP)||(mode==MODE_LEARN))
{
if(map_filename!=0)
{
try
{
MapReader::LoadMap(map_filename,map);
}
catch(Exception e)
{
error("Error loading map file %s", map_filename);
e.Print();
return EXIT_FAILURE;
}
info("Loaded map file %s",map_filename);
}
if(map_mouse_filename!=0)
{
try
{
MapReaderMouse::LoadMap(map_mouse_filename,map);
}
catch(Exception e)
{
error("Error loading mouse map file %s", map_mouse_filename);
e.Print();
return EXIT_FAILURE;
}
info("Loaded mouse map file %s",map_mouse_filename);
}
}
// Lookup for specified HID device
int re,max_hid_fd;
if(wait>0)
fprintf(stderr,"Waiting device for %d second(s)\n",wait);
while(true)
{
re = lookup_hid_product(lookup_mode,manufacturer,product,&hid_device);
if(re>=0 || wait<=0)
break;
wait--;
sleep(1);
}
if(re<0)
{
error("Unable to find specified HID device (%s; %s)", manufacturer,product);
return EXIT_FAILURE;
}
if(wait!=-1)
{
re = lookup_hid_product(lookup_mode,manufacturer,product,&hid_device);
}
else
{
re = lookup_hid_product(lookup_mode,manufacturer,product,&hid_device);
}
info("Found HID device");
// HID
re = open_hid_device(&hid_device);
if(re<0)
{
error("Unable to open HID device");
return EXIT_FAILURE;
}
// Setup event device
if(mode==MODE_MAP)
{
uinput_fd = setup_device(Keys::GetMaxKey());
if(uinput_fd==-1)
{
error("Unable to setup event device");
return EXIT_FAILURE;
}
info("Generic USB mapper driver setup");
}
LinkedList<event_mapping> *event_map_list;
const event_mapping *event_map = NULL;
unsigned int event_length;
char event[EVENT_MAXLENGTH];
int last_key_down = 0, last_key_code = 0;
unsigned int count = 0;
// otput "standard" header when learning new map
if((mode==MODE_LEARN) && (map_filename))
{
printf("#\n");
printf("# manufacturer : %s\n", manufacturer);
printf("# product : %s\n", product);
printf("#\n");
}
while(1)
{
// assume two events per key pressed (down & up)
if((mode==MODE_LEARN) && (map_filename) && (!(count&1)))
{
event_map = map->EnumEvent();
if (!event_map)
break;
if ((event_map->length ==1))//&&(event_map->event[0]==0))
fprintf(stderr, "%d, Press %s(%d)\n",event_map->length,Keys::ReverseLookup(event_map->value),event_map->value);
}
event_length = EVENT_MAXLENGTH;
re = read_hid_event(&hid_device,event,&event_length);
if(re<0)
{
warn("Error reading HID event");
continue;
}
++count;
if(mode==MODE_LEARN)
{
if (event_map)
{
if ((count&1))
{
for(int i=0;i<event_length;i++)
printf("%02x",(unsigned char)event[i]);
printf(":%s\n", Keys::ReverseLookup(event_map->value));
}
}
else
{
for(int i=0;i<event_length;i++)
printf("%02x ",(unsigned char)event[i]);
printf("\n");
}
}
else
{
if(last_key_down!=0)
{
send_key_up_event(uinput_fd,last_key_down);
last_key_down = 0;
}
else
{
event_map_list = map->LookupEvent(event,event_length);
event_map_list->StartEnum();
while(event_map = event_map_list->Enum())
{
switch(event_map->type)
{
case EVENT_TYPE_KEYBOARD:
send_key_down_event(uinput_fd,event_map->value);
last_key_code = event_map->value;
if(disable_repetition)
send_key_up_event(uinput_fd,last_key_code);
else
last_key_down = last_key_code;
break;
case EVENT_TYPE_MOUSE_X:
send_mouse_X_event(uinput_fd,event_map->value);
break;
case EVENT_TYPE_MOUSE_Y:
send_mouse_Y_event(uinput_fd,event_map->value);
break;
case EVENT_TYPE_CORE:
switch(event_map->value)
{
case EVENT_CORE_LAST_KEY:
if(!last_key_code)
break;
send_key_down_event(uinput_fd,last_key_code);
if(disable_repetition)
send_key_up_event(uinput_fd,last_key_code);
else
last_key_down = last_key_code;
break;
}
break;
}
}
}
}
}
return 0;
}