/* * $Id: evtest.c,v 1.1 2004/01/17 16:59:46 js Exp $ * * Copyright (c) 1999-2000 Vojtech Pavlik * * Event device test program * * 29.Apr 2008: --list option added by Ingo Ruhnke */ /* * This program is free software; 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 * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to , or by paper mail: * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic */ #include #include #include #include #include #include #include #include char *events[EV_MAX + 1] = { "Reset", "Key", "Relative", "Absolute", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "LED", "Sound", NULL, "Repeat", "ForceFeedback", NULL, "ForceFeedbackStatus"}; char *keys[KEY_MAX + 1] = { "Reserved", "Esc", "1", "2", "3", "4", "5", "6", "7", "8", "9", "0", "Minus", "Equal", "Backspace", "Tab", "Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P", "LeftBrace", "RightBrace", "Enter", "LeftControl", "A", "S", "D", "F", "G", "H", "J", "K", "L", "Semicolon", "Apostrophe", "Grave", "LeftShift", "BackSlash", "Z", "X", "C", "V", "B", "N", "M", "Comma", "Dot", "Slash", "RightShift", "KPAsterisk", "LeftAlt", "Space", "CapsLock", "F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "NumLock", "ScrollLock", "KP7", "KP8", "KP9", "KPMinus", "KP4", "KP5", "KP6", "KPPlus", "KP1", "KP2", "KP3", "KP0", "KPDot", "103rd", "F13", "102nd", "F11", "F12", "F14", "F15", "F16", "F17", "F18", "F19", "F20", "KPEnter", "RightCtrl", "KPSlash", "SysRq", "RightAlt", "LineFeed", "Home", "Up", "PageUp", "Left", "Right", "End", "Down", "PageDown", "Insert", "Delete", "Macro", "Mute", "VolumeDown", "VolumeUp", "Power", "KPEqual", "KPPlusMinus", "Pause", "F21", "F22", "F23", "F24", "KPComma", "LeftMeta", "RightMeta", "Compose", "Stop", "Again", "Props", "Undo", "Front", "Copy", "Open", "Paste", "Find", "Cut", "Help", "Menu", "Calc", "Setup", "Sleep", "WakeUp", "File", "SendFile", "DeleteFile", "X-fer", "Prog1", "Prog2", "WWW", "MSDOS", "Coffee", "Direction", "CycleWindows", "Mail", "Bookmarks", "Computer", "Back", "Forward", "CloseCD", "EjectCD", "EjectCloseCD", "NextSong", "PlayPause", "PreviousSong", "StopCD", "Record", "Rewind", "Phone", "ISOKey", "Config", "HomePage", "Refresh", "Exit", "Move", "Edit", "ScrollUp", "ScrollDown", "KPLeftParenthesis", "KPRightParenthesis", "International1", "International2", "International3", "International4", "International5", "International6", "International7", "International8", "International9", "Language1", "Language2", "Language3", "Language4", "Language5", "Language6", "Language7", "Language8", "Language9", NULL, "PlayCD", "PauseCD", "Prog3", "Prog4", "Suspend", "Close", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Btn0", "Btn1", "Btn2", "Btn3", "Btn4", "Btn5", "Btn6", "Btn7", "Btn8", "Btn9", NULL, NULL, NULL, NULL, NULL, NULL, "LeftBtn", "RightBtn", "MiddleBtn", "SideBtn", "ExtraBtn", "ForwardBtn", "BackBtn", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Trigger", "ThumbBtn", "ThumbBtn2", "TopBtn", "TopBtn2", "PinkieBtn", "BaseBtn", "BaseBtn2", "BaseBtn3", "BaseBtn4", "BaseBtn5", "BaseBtn6", NULL, NULL, NULL, "BtnDead", "BtnA", "BtnB", "BtnC", "BtnX", "BtnY", "BtnZ", "BtnTL", "BtnTR", "BtnTL2", "BtnTR2", "BtnSelect", "BtnStart", "BtnMode", "BtnThumbL", "BtnThumbR", NULL, "ToolPen", "ToolRubber", "ToolBrush", "ToolPencil", "ToolAirbrush", "ToolFinger", "ToolMouse", "ToolLens", NULL, NULL, "Touch", "Stylus", "Stylus2", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Ok", "Select", "Goto", "Clear", "Power2", "Option", "Info", "Time", "Vendor", "Archive", "Program", "Channel", "Favorites", "EPG", "PVR", "MHP", "Language", "Title", "Subtitle", "Angle", "Zoom", "Mode", "Keyboard", "Screen", "PC", "TV", "TV2", "VCR", "VCR2", "Sat", "Sat2", "CD", "Tape", "Radio", "Tuner", "Player", "Text", "DVD", "Aux", "MP3", "Audio", "Video", "Directory", "List", "Memo", "Calendar", "Red", "Green", "Yellow", "Blue", "ChannelUp", "ChannelDown", "First", "Last", "AB", "Play", "Restart", "Slow", "Shuffle", "FastForward", "Previous", "Next", "Digits", "Teen", "Twen", "Break" }; char *absval[5] = { "Value", "Min ", "Max ", "Fuzz ", "Flat " }; char *relatives[REL_MAX + 1] = { "X", "Y", "Z", NULL, NULL, NULL, "HWheel", "Dial", "Wheel" }; char *absolutes[ABS_MAX + 1] = { "X", "Y", "Z", "Rx", "Ry", "Rz", "Throttle", "Rudder", "Wheel", "Gas", "Brake", NULL, NULL, NULL, NULL, NULL, "Hat0X", "Hat0Y", "Hat1X", "Hat1Y", "Hat2X", "Hat2Y", "Hat3X", "Hat 3Y", "Pressure", "Distance", "XTilt", "YTilt"}; char *leds[LED_MAX + 1] = { "NumLock", "CapsLock", "ScrollLock", "Compose", "Kana", "Sleep", "Suspend", "Mute" }; char *repeats[REP_MAX + 1] = { "Delay", "Period" }; char *sounds[SND_MAX + 1] = { "Bell", "Click" }; char **names[EV_MAX + 1] = { events, keys, relatives, absolutes, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, leds, sounds, NULL, repeats, NULL, NULL, NULL }; #define BITS_PER_LONG (sizeof(long) * 8) #define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1) #define OFF(x) ((x)%BITS_PER_LONG) #define BIT(x) (1UL<> OFF(bit)) & 1) void evtest_list(int verbose); void evtest_info(const char* filename, int verbose); void evtest_test(const char* filename); int main (int argc, char **argv) { if (argc != 2) { printf("Usage: evtest FILE\n"); printf(" evtest --list\n"); printf(" evtest --list-verbose\n"); exit(1); } else if (strcmp(argv[1], "--list-verbose") == 0) { evtest_list(1); return 0; } else if (strcmp(argv[1], "--list") == 0 || strcmp(argv[1], "-l") == 0) { evtest_list(0); return 0; } else { evtest_test(argv[1]); return 0; } } void evtest_info(const char* filename, int verbose) { int fd; unsigned short id[4]; char name[256] = "Unknown"; if ((fd = open(filename, O_RDONLY)) < 0) { perror(filename); } else { int i, j, k; int version; if (ioctl(fd, EVIOCGVERSION, &version)) { perror("evtest: can't get version"); exit(1); } unsigned long bit[EV_MAX][NBITS(KEY_MAX)]; ioctl(fd, EVIOCGID, id); ioctl(fd, EVIOCGNAME(sizeof(name)), name); memset(bit, 0, sizeof(bit)); ioctl(fd, EVIOCGBIT(0, EV_MAX), bit[0]); if (!verbose) { printf("%s\t\"%s\"\n", filename, name); } else { printf("Input device file: %s\n", filename); printf("Input device name: \"%s\"\n", name); printf("Input driver version is %d.%d.%d\n", version >> 16, (version >> 8) & 0xff, version & 0xff); printf("Input device ID: bus 0x%x vendor 0x%x product 0x%x version 0x%x\n", id[ID_BUS], id[ID_VENDOR], id[ID_PRODUCT], id[ID_VERSION]); printf("Supported events:\n"); for (i = 0; i < EV_MAX; i++) if (test_bit(i, bit[0])) { printf(" Event type %d (%s)\n", i, events[i] ? events[i] : "?"); ioctl(fd, EVIOCGBIT(i, KEY_MAX), bit[i]); for (j = 0; j < KEY_MAX; j++) if (test_bit(j, bit[i])) { printf(" Event code %d (%s)\n", j, names[i] ? (names[i][j] ? names[i][j] : "?") : "?"); if (i == EV_ABS) { int abs[5]; ioctl(fd, EVIOCGABS(j), abs); for (k = 0; k < 5; k++) if ((k < 3) || abs[k]) printf(" %s %6d\n", absval[k], abs[k]); } } } putchar('\n'); } } } void evtest_list(int verbose) { char* pathname = "/dev/input"; DIR* dir = opendir(pathname); if (!dir) { perror(pathname); } else { struct dirent* el = 0; while ((el = readdir(dir)) != 0) { if (strncmp("event", el->d_name, 5) == 0) { // FIXME: This doesn't lead to alphabetic order int len = strlen(pathname) + 1 + strlen(el->d_name) + 1; char filename[len]; filename[0] = '\0'; strcat(filename, pathname); strcat(filename, "/"); strcat(filename, el->d_name); evtest_info(filename, verbose); } } closedir(dir); } } void evtest_test(const char* filename) { int fd, rd, i, j, k; struct input_event ev[64]; int version; unsigned short id[4]; unsigned long bit[EV_MAX][NBITS(KEY_MAX)]; char name[256] = "Unknown"; int abs[5]; if ((fd = open(filename, O_RDONLY)) < 0) { perror("evtest"); exit(1); } if (ioctl(fd, EVIOCGVERSION, &version)) { perror("evtest: can't get version"); exit(1); } printf("Input driver version is %d.%d.%d\n", version >> 16, (version >> 8) & 0xff, version & 0xff); ioctl(fd, EVIOCGID, id); printf("Input device ID: bus 0x%x vendor 0x%x product 0x%x version 0x%x\n", id[ID_BUS], id[ID_VENDOR], id[ID_PRODUCT], id[ID_VERSION]); ioctl(fd, EVIOCGNAME(sizeof(name)), name); printf("Input device name: \"%s\"\n", name); memset(bit, 0, sizeof(bit)); ioctl(fd, EVIOCGBIT(0, EV_MAX), bit[0]); printf("Supported events:\n"); for (i = 0; i < EV_MAX; i++) if (test_bit(i, bit[0])) { printf(" Event type %d (%s)\n", i, events[i] ? events[i] : "?"); ioctl(fd, EVIOCGBIT(i, KEY_MAX), bit[i]); for (j = 0; j < KEY_MAX; j++) if (test_bit(j, bit[i])) { printf(" Event code %d (%s)\n", j, names[i] ? (names[i][j] ? names[i][j] : "?") : "?"); if (i == EV_ABS) { ioctl(fd, EVIOCGABS(j), abs); for (k = 0; k < 5; k++) if ((k < 3) || abs[k]) printf(" %s %6d\n", absval[k], abs[k]); } } } printf("Testing ... (interrupt to exit)\n"); while (1) { rd = read(fd, ev, sizeof(struct input_event) * 64); if (rd < (int) sizeof(struct input_event)) { printf("yyy\n"); perror("\nevtest: error reading"); exit (1); } for (i = 0; i < rd / sizeof(struct input_event); i++) printf("Event: time %ld.%06ld, type %d (%s), code %d (%s), value %d\n", ev[i].time.tv_sec, ev[i].time.tv_usec, ev[i].type, events[ev[i].type] ? events[ev[i].type] : "?", ev[i].code, names[ev[i].type] ? (names[ev[i].type][ev[i].code] ? names[ev[i].type][ev[i].code] : "?") : "?", ev[i].value); } }