From 66e5de9eaefc33ffa6af3617f9ec7a50f10af50d Mon Sep 17 00:00:00 2001 From: Henrik Rydberg Date: Thu, 17 Jun 2010 18:12:58 +0200 Subject: Initial load of mtdev project Signed-off-by: Henrik Rydberg --- test/mtdev-mapgen.c | 76 ++++++++++++++++++++++++++++++++++++++++++ test/mtdev.c | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 171 insertions(+) create mode 100644 test/mtdev-mapgen.c create mode 100644 test/mtdev.c (limited to 'test') diff --git a/test/mtdev-mapgen.c b/test/mtdev-mapgen.c new file mode 100644 index 0000000..823ce96 --- /dev/null +++ b/test/mtdev-mapgen.c @@ -0,0 +1,76 @@ +/***************************************************************************** + * + * mtdev - MT device event converter (MIT license) + * + * Copyright (C) 2010 Henrik Rydberg + * Copyright (C) 2010 Canonical Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + ****************************************************************************/ + +#include +#include + +#define BIT_DEF(name) \ + printf("#define MTDEV_"#name"\t%d\n", \ + cabs2mt[ABS_MT_##name] - 1) + +static unsigned int cabs2mt[ABS_CNT]; +static unsigned int cmt2abs[MT_ABS_SIZE]; + +void init_caps() +{ + static const int init_abs_map[MT_ABS_SIZE] = MT_SLOT_ABS_EVENTS; + int i; + for (i = 0; i < MT_ABS_SIZE; i++) { + cabs2mt[init_abs_map[i]] = i + 1; + cmt2abs[i] = init_abs_map[i]; + } +} + +static inline const char *newln(int i, int n) +{ + return i == n - 1 || i % 8 == 7 ? "\n" : ""; +} + +int main(int argc, char *argv[]) +{ + int i; + init_caps(); + printf("static const unsigned int mtdev_map_abs2mt[ABS_CNT] = {\n"); + for (i = 0; i < ABS_CNT; i++) + printf(" 0x%04x,%s", cabs2mt[i], newln(i, ABS_CNT)); + printf("};\n\n"); + printf("static const unsigned int mtdev_map_mt2abs[MT_ABS_SIZE] = {\n"); + for (i = 0; i < MT_ABS_SIZE; i++) + printf(" 0x%04x,%s", cmt2abs[i], newln(i, MT_ABS_SIZE)); + printf("};\n\n"); + BIT_DEF(TRACKING_ID); + BIT_DEF(POSITION_X); + BIT_DEF(POSITION_Y); + BIT_DEF(TOUCH_MAJOR); + BIT_DEF(TOUCH_MINOR); + BIT_DEF(WIDTH_MAJOR); + BIT_DEF(WIDTH_MINOR); + BIT_DEF(ORIENTATION); + printf("\n"); + return 0; +} diff --git a/test/mtdev.c b/test/mtdev.c new file mode 100644 index 0000000..995a4e2 --- /dev/null +++ b/test/mtdev.c @@ -0,0 +1,95 @@ +/***************************************************************************** + * + * mtdev - MT device event converter (MIT license) + * + * Copyright (C) 2010 Henrik Rydberg + * Copyright (C) 2010 Canonical Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + ****************************************************************************/ + +#include +#include +#include + +/* year-proof millisecond event time */ +typedef __u64 mstime_t; + +static int use_event(const struct input_event *ev) +{ +#if 0 + return ev->type == EV_ABS && mtdev_is_absmt(ev->code); +#else + return 1; +#endif +} + +static void print_event(const struct input_event *ev) +{ + static const mstime_t ms = 1000; + static int slot; + mstime_t evtime = ev->time.tv_usec / ms + ev->time.tv_sec * ms; + if (ev->type == EV_ABS && ev->code == ABS_MT_SLOT) + slot = ev->value; + fprintf(stderr, "%012llx %02d %01d %04x %d\n", + evtime, slot, ev->type, ev->code, ev->value); +} + +static void loop_device(int fd) +{ + struct mtdev dev; + struct input_event ev; + int ret = mtdev_open(&dev, fd); + if (ret) { + fprintf(stderr, "error: could not open device: %d\n", ret); + return; + } + while (mtdev_pull(&dev, fd, 1) > 0) { + while (!mtdev_empty(&dev)) { + mtdev_get(&dev, &ev); + if (use_event(&ev)) + print_event(&ev); + } + } + mtdev_close(&dev); +} + +int main(int argc, char *argv[]) +{ + int fd; + if (argc < 2) { + fprintf(stderr, "Usage: mtdev \n"); + return -1; + } + fd = open(argv[1], O_RDONLY); + if (fd < 0) { + fprintf(stderr, "error: could not open device\n"); + return -1; + } + if (ioctl(fd, EVIOCGRAB, 1)) { + fprintf(stderr, "error: could not grab the device\n"); + return -1; + } + loop_device(fd); + ioctl(fd, EVIOCGRAB, 0); + close(fd); + return 0; +} -- cgit v1.2.3