getevent.c revision e4e21796f72e09d4fab153992b31cb1c6f65d0b0
1dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdio.h> 2dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdlib.h> 3dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <string.h> 4dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdint.h> 5dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <dirent.h> 6dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <fcntl.h> 7dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/ioctl.h> 8dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/inotify.h> 9dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/limits.h> 10dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/poll.h> 11f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown#include <linux/input.h> 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <errno.h> 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 14f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown#include "getevent.h" 15f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic struct pollfd *ufds; 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic char **device_names; 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int nfds; 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectenum { 21dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE_ERRORS = 1U << 0, 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE = 1U << 1, 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE_NAME = 1U << 2, 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE_INFO = 1U << 3, 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_VERSION = 1U << 4, 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_POSSIBLE_EVENTS = 1U << 5, 27f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown PRINT_INPUT_PROPS = 1U << 6, 284ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown PRINT_HID_DESCRIPTOR = 1U << 7, 29f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 304ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown PRINT_ALL_INFO = (1U << 8) - 1, 31f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 32f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown PRINT_LABELS = 1U << 16, 33dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 35f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brownstatic const char *get_label(const struct label *labels, int value) 36f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown{ 37f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown while(labels->name && value != labels->value) { 38f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown labels++; 39f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 40f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown return labels->name; 41f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown} 42f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 43f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brownstatic int print_input_props(int fd) 44f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown{ 45f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown uint8_t bits[INPUT_PROP_CNT / 8]; 46f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown int i, j; 47f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown int res; 48f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown int count; 49f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown const char *bit_label; 50f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 51f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" input props:\n"); 52f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown res = ioctl(fd, EVIOCGPROP(sizeof(bits)), bits); 53f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(res < 0) { 54f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" <not available\n"); 55f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown return 1; 56f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 57f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown count = 0; 58f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown for(i = 0; i < res; i++) { 59f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown for(j = 0; j < 8; j++) { 60f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if (bits[i] & 1 << j) { 61f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_label = get_label(input_prop_labels, i * 8 + j); 62f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(bit_label) 63f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %s\n", bit_label); 64f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown else 65f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %04x\n", i * 8 + j); 66f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown count++; 67f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 68f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 69f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 70f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if (!count) 71f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" <none>\n"); 72f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown return 0; 73f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown} 74f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 75f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brownstatic int print_possible_events(int fd, int print_flags) 76dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 77dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t *bits = NULL; 78dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ssize_t bits_size = 0; 79477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn const char* label; 80dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i, j, k; 81dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int res, res2; 82f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown struct label* bit_labels; 83f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown const char *bit_label; 84f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 85dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" events:\n"); 86f6d0f8af1768b3b9b10760bba5583c5e721b64eaJeff Brown for(i = EV_KEY; i <= EV_MAX; i++) { // skip EV_SYN since we cannot query its available codes 87dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int count = 0; 88dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(1) { 89dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = ioctl(fd, EVIOCGBIT(i, bits_size), bits); 90dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < bits_size) 91dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 92dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project bits_size = res + 16; 93dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project bits = realloc(bits, bits_size * 2); 94dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(bits == NULL) { 95f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown fprintf(stderr, "failed to allocate buffer of size %d\n", (int)bits_size); 96dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 97dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 98dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 99477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn res2 = 0; 100dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch(i) { 101dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_KEY: 102dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGKEY(res), bits + bits_size); 103477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "KEY"; 104f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = key_labels; 105477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 106477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_REL: 107477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "REL"; 108f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = rel_labels; 109477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 110477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_ABS: 111477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "ABS"; 112f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = abs_labels; 113477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 114477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_MSC: 115477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "MSC"; 116f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = msc_labels; 117dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 118dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_LED: 119dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGLED(res), bits + bits_size); 120477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "LED"; 121f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = led_labels; 122dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 123dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_SND: 124dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGSND(res), bits + bits_size); 125477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "SND"; 126f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = snd_labels; 127dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 128dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_SW: 129dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGSW(bits_size), bits + bits_size); 130477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "SW "; 131f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = sw_labels; 132477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 133477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_REP: 134477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "REP"; 135f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = rep_labels; 136477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 137477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_FF: 138477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "FF "; 139f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = ff_labels; 140477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 141477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_PWR: 142477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "PWR"; 143f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = NULL; 144f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 145f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_FF_STATUS: 146f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown label = "FFS"; 147f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = ff_status_labels; 148dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 149dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project default: 150dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = 0; 151477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "???"; 152f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_labels = NULL; 153dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 154dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(j = 0; j < res; j++) { 155dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(k = 0; k < 8; k++) 156dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(bits[j] & 1 << k) { 157dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char down; 158dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(j < res2 && (bits[j + bits_size] & 1 << k)) 159dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project down = '*'; 160dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else 161dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project down = ' '; 162dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(count == 0) 163477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn printf(" %s (%04x):", label, i); 164f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown else if((count & (print_flags & PRINT_LABELS ? 0x3 : 0x7)) == 0 || i == EV_ABS) 165477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn printf("\n "); 166f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(bit_labels && (print_flags & PRINT_LABELS)) { 167f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown bit_label = get_label(bit_labels, j * 8 + k); 168f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(bit_label) 169f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %.20s%c%*s", bit_label, down, 20 - strlen(bit_label), ""); 170f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown else 171f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %04x%c ", j * 8 + k, down); 172f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } else { 173f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %04x%c", j * 8 + k, down); 174f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 175dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(i == EV_ABS) { 176dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct input_absinfo abs; 177dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGABS(j * 8 + k), &abs) == 0) { 1789de370e165350010bc9086347cbd142aecef771eJeff Brown printf(" : value %d, min %d, max %d, fuzz %d, flat %d, resolution %d", 1799de370e165350010bc9086347cbd142aecef771eJeff Brown abs.value, abs.minimum, abs.maximum, abs.fuzz, abs.flat, 1809de370e165350010bc9086347cbd142aecef771eJeff Brown abs.resolution); 181dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 182dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 183dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project count++; 184dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 185dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 186dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(count) 187dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("\n"); 188dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 189dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(bits); 190dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 191dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 192dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 193f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brownstatic void print_event(int type, int code, int value, int print_flags) 194f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown{ 195f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown const char *type_label, *code_label, *value_label; 196f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 197f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if (print_flags & PRINT_LABELS) { 198f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown type_label = get_label(ev_labels, type); 199f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = NULL; 200f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown value_label = NULL; 201f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 202f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown switch(type) { 203f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_SYN: 204f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(syn_labels, code); 205f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 206f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_KEY: 207f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(key_labels, code); 208f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown value_label = get_label(key_value_labels, value); 209f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 210f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_REL: 211f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(rel_labels, code); 212f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 213f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_ABS: 214f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(abs_labels, code); 215f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown switch(code) { 216f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case ABS_MT_TOOL_TYPE: 217f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown value_label = get_label(mt_tool_labels, value); 218f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 219f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 220f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_MSC: 221f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(msc_labels, code); 222f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 223f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_LED: 224f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(led_labels, code); 225f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 226f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_SND: 227f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(snd_labels, code); 228f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 229f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_SW: 230f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(sw_labels, code); 231f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 232f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_REP: 233f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(rep_labels, code); 234f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 235f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_FF: 236f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(ff_labels, code); 237f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 238f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case EV_FF_STATUS: 239f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown code_label = get_label(ff_status_labels, code); 240f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 241f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 242f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 243f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if (type_label) 244f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf("%-12.12s", type_label); 245f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown else 246f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf("%04x ", type); 247f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if (code_label) 248f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %-20.20s", code_label); 249f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown else 250f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %04x ", code); 251f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if (value_label) 252f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf(" %-20.20s", value_label); 253f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown else 254f6d0f8af1768b3b9b10760bba5583c5e721b64eaJeff Brown printf(" %08x ", value); 255f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } else { 256f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown printf("%04x %04x %08x", type, code, value); 257f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 258f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown} 259f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 2604ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brownstatic void print_hid_descriptor(int bus, int vendor, int product) 2614ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown{ 2624ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown const char *dirname = "/sys/kernel/debug/hid"; 2634ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown char prefix[16]; 2644ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown DIR *dir; 2654ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown struct dirent *de; 2664ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown char filename[PATH_MAX]; 2674ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown FILE *file; 2684ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown char line[2048]; 2694ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown 2704ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown snprintf(prefix, sizeof(prefix), "%04X:%04X:%04X.", bus, vendor, product); 2714ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown 2724ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown dir = opendir(dirname); 2734ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown if(dir == NULL) 2744ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown return; 2754ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown while((de = readdir(dir))) { 2764ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown if (strstr(de->d_name, prefix) == de->d_name) { 2774ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown snprintf(filename, sizeof(filename), "%s/%s/rdesc", dirname, de->d_name); 2784ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown 2794ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown file = fopen(filename, "r"); 2804ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown if (file) { 2814ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown printf(" HID descriptor: %s\n\n", de->d_name); 2824ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown while (fgets(line, sizeof(line), file)) { 2834ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown fputs(" ", stdout); 2844ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown fputs(line, stdout); 2854ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown } 2864ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown fclose(file); 2874ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown puts(""); 2884ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown } 2894ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown } 2904ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown } 2914ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown closedir(dir); 2924ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown} 2934ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown 294dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int open_device(const char *device, int print_flags) 295dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 296dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int version; 297dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int fd; 298dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct pollfd *new_ufds; 299dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char **new_device_names; 300dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char name[80]; 301dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char location[80]; 302dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char idstr[80]; 303dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct input_id id; 304dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 305dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fd = open(device, O_RDWR); 306dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(fd < 0) { 307dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 308dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not open %s, %s\n", device, strerror(errno)); 309dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 310dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 311dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 312dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGVERSION, &version)) { 313dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 314dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get driver version for %s, %s\n", device, strerror(errno)); 315dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 316dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 317dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGID, &id)) { 318dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 319dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get driver id for %s, %s\n", device, strerror(errno)); 320dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 321dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 322dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project name[sizeof(name) - 1] = '\0'; 323dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project location[sizeof(location) - 1] = '\0'; 324dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project idstr[sizeof(idstr) - 1] = '\0'; 325dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGNAME(sizeof(name) - 1), &name) < 1) { 326dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //fprintf(stderr, "could not get device name for %s, %s\n", device, strerror(errno)); 327dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project name[0] = '\0'; 328dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 329dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGPHYS(sizeof(location) - 1), &location) < 1) { 330dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //fprintf(stderr, "could not get location for %s, %s\n", device, strerror(errno)); 331dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project location[0] = '\0'; 332dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 333dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGUNIQ(sizeof(idstr) - 1), &idstr) < 1) { 334dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //fprintf(stderr, "could not get idstring for %s, %s\n", device, strerror(errno)); 335dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project idstr[0] = '\0'; 336dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 337dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 338dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project new_ufds = realloc(ufds, sizeof(ufds[0]) * (nfds + 1)); 339dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(new_ufds == NULL) { 340dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "out of memory\n"); 341dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 342dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 343dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds = new_ufds; 344dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project new_device_names = realloc(device_names, sizeof(device_names[0]) * (nfds + 1)); 345dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(new_device_names == NULL) { 346dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "out of memory\n"); 347dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 348dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 349dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project device_names = new_device_names; 350dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 351dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE) 352dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("add device %d: %s\n", nfds, device); 353dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_INFO) 354dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" bus: %04x\n" 355dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " vendor %04x\n" 356dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " product %04x\n" 357dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " version %04x\n", 358dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project id.bustype, id.vendor, id.product, id.version); 359dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_NAME) 360dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" name: \"%s\"\n", name); 361dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_INFO) 362dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" location: \"%s\"\n" 363dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " id: \"%s\"\n", location, idstr); 364dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_VERSION) 365dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" version: %d.%d.%d\n", 366dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project version >> 16, (version >> 8) & 0xff, version & 0xff); 367dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 368dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_POSSIBLE_EVENTS) { 369f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_possible_events(fd, print_flags); 370f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } 371f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown 372f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(print_flags & PRINT_INPUT_PROPS) { 373f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_input_props(fd); 374dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 3754ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown if(print_flags & PRINT_HID_DESCRIPTOR) { 3764ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown print_hid_descriptor(id.bustype, id.vendor, id.product); 3774ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown } 378dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 379dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[nfds].fd = fd; 380dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[nfds].events = POLLIN; 381dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project device_names[nfds] = strdup(device); 382dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project nfds++; 383dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 384dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 385dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 386dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 387dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint close_device(const char *device, int print_flags) 388dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 389dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i; 390dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 1; i < nfds; i++) { 391dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(strcmp(device_names[i], device) == 0) { 392dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int count = nfds - i - 1; 393dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE) 394dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("remove device %d: %s\n", i, device); 395dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(device_names[i]); 396dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memmove(device_names + i, device_names + i + 1, sizeof(device_names[0]) * count); 397dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memmove(ufds + i, ufds + i + 1, sizeof(ufds[0]) * count); 398dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project nfds--; 399dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 400dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 401dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 402dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 403dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "remote device: %s not found\n", device); 404dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 405dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 406dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 407dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int read_notify(const char *dirname, int nfd, int print_flags) 408dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 409dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int res; 410dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char devname[PATH_MAX]; 411dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *filename; 412dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char event_buf[512]; 413dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int event_size; 414dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int event_pos = 0; 415dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct inotify_event *event; 416dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 417dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = read(nfd, event_buf, sizeof(event_buf)); 418dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < (int)sizeof(*event)) { 419dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(errno == EINTR) 420dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 421dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get event, %s\n", strerror(errno)); 422dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 423dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 424dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("got %d bytes of event information\n", res); 425dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 426dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(devname, dirname); 427dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project filename = devname + strlen(devname); 428dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *filename++ = '/'; 429dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 430dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(res >= (int)sizeof(*event)) { 431dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event = (struct inotify_event *)(event_buf + event_pos); 432dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("%d: %08x \"%s\"\n", event->wd, event->mask, event->len ? event->name : ""); 433dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(event->len) { 434dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(filename, event->name); 435dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(event->mask & IN_CREATE) { 436dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project open_device(devname, print_flags); 437dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 438dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else { 439dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project close_device(devname, print_flags); 440dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 441dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 442dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event_size = sizeof(*event) + event->len; 443dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res -= event_size; 444dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event_pos += event_size; 445dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 446dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 447dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 448dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 449dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int scan_dir(const char *dirname, int print_flags) 450dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 451dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char devname[PATH_MAX]; 452dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *filename; 453dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project DIR *dir; 454dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct dirent *de; 455dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dir = opendir(dirname); 456dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dir == NULL) 457dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 458dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(devname, dirname); 459dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project filename = devname + strlen(devname); 460dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *filename++ = '/'; 461dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while((de = readdir(dir))) { 462dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(de->d_name[0] == '.' && 463dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (de->d_name[1] == '\0' || 464dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (de->d_name[1] == '.' && de->d_name[2] == '\0'))) 465dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project continue; 466dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(filename, de->d_name); 467dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project open_device(devname, print_flags); 468dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 469dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project closedir(dir); 470dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 471dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 472dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 473dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void usage(int argc, char *argv[]) 474dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 4754ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown fprintf(stderr, "Usage: %s [-t] [-n] [-s switchmask] [-S] [-v [mask]] [-d] [-p] [-i] [-l] [-q] [-c count] [-r] [device]\n", argv[0]); 476477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -t: show time stamps\n"); 477477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -n: don't print newlines\n"); 478477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -s: print switch states for given bits\n"); 479477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -S: print all switch states\n"); 480f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown fprintf(stderr, " -v: verbosity mask (errs=1, dev=2, name=4, info=8, vers=16, pos. events=32, props=64)\n"); 4814ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown fprintf(stderr, " -d: show HID descriptor, if available\n"); 482477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -p: show possible events (errs, dev, name, pos. events)\n"); 483f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown fprintf(stderr, " -i: show all device info and possible events\n"); 484f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown fprintf(stderr, " -l: label event types and names in plain text\n"); 485477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -q: quiet (clear verbosity mask)\n"); 486477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -c: print given number of events then exit\n"); 487477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -r: print rate events are received\n"); 488dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 489dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 490dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint getevent_main(int argc, char *argv[]) 491dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 492dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int c; 493dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i; 494dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int res; 495dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int pollres; 496dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int get_time = 0; 497dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int print_device = 0; 498dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *newline = "\n"; 499dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t get_switch = 0; 500dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct input_event event; 501dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int version; 502f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown int print_flags = 0; 503dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int print_flags_set = 0; 504dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int dont_block = -1; 505dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int event_count = 0; 506dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int sync_rate = 0; 507dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int64_t last_sync_time = 0; 508dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *device = NULL; 509dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *device_path = "/dev/input"; 510dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 511dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project opterr = 0; 512dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project do { 5134ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown c = getopt(argc, argv, "tns:Sv::dpilqc:rh"); 514dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c == EOF) 515dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 516dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (c) { 517dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 't': 518dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project get_time = 1; 519dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 520dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'n': 521dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project newline = ""; 522dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 523dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 's': 524dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project get_switch = strtoul(optarg, NULL, 0); 525dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block == -1) 526dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 1; 527dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 528dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'S': 529dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project get_switch = ~0; 530dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block == -1) 531dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 1; 532dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 533dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'v': 534dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(optarg) 535f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_flags |= strtoul(optarg, NULL, 0); 536dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else 537dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags |= PRINT_DEVICE | PRINT_DEVICE_NAME | PRINT_DEVICE_INFO | PRINT_VERSION; 538dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags_set = 1; 539dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 5404ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown case 'd': 5414ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown print_flags |= PRINT_HID_DESCRIPTOR; 5424ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown break; 543477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case 'p': 5444ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown print_flags |= PRINT_DEVICE_ERRORS | PRINT_DEVICE 5454ac87154c1e659c474b8d70b4de7a7700c78b4c4Jeff Brown | PRINT_DEVICE_NAME | PRINT_POSSIBLE_EVENTS | PRINT_INPUT_PROPS; 546477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn print_flags_set = 1; 547477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn if(dont_block == -1) 548477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn dont_block = 1; 549477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 550f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case 'i': 551f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_flags |= PRINT_ALL_INFO; 552f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_flags_set = 1; 553f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(dont_block == -1) 554f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown dont_block = 1; 555f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 556f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown case 'l': 557f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_flags |= PRINT_LABELS; 558f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown break; 559dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'q': 560dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags_set = 1; 561dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 562dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'c': 563dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event_count = atoi(optarg); 564dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 0; 565dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 566dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'r': 567dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sync_rate = 1; 568dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 569dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case '?': 570dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "%s: invalid option -%c\n", 571dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argv[0], optopt); 572dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'h': 573dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project usage(argc, argv); 574dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 575dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 576dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } while (1); 577dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block == -1) 578dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 0; 579dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 580dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (optind + 1 == argc) { 581dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project device = argv[optind]; 582dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project optind++; 583dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 584dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (optind != argc) { 585dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project usage(argc, argv); 586dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 587dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 588dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project nfds = 1; 589dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds = calloc(1, sizeof(ufds[0])); 590dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[0].fd = inotify_init(); 591dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[0].events = POLLIN; 592dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(device) { 593dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(!print_flags_set) 594f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_flags |= PRINT_DEVICE_ERRORS; 595dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = open_device(device, print_flags); 596dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 597dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 598dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 599f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown } else { 600f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown if(!print_flags_set) 601f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_flags |= PRINT_DEVICE_ERRORS | PRINT_DEVICE | PRINT_DEVICE_NAME; 602dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_device = 1; 603dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = inotify_add_watch(ufds[0].fd, device_path, IN_DELETE | IN_CREATE); 604dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 605dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not add watch for %s, %s\n", device_path, strerror(errno)); 606dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 607dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 608dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = scan_dir(device_path, print_flags); 609dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 610dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "scan dir failed for %s\n", device_path); 611dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 612dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 613dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 614dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 615dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(get_switch) { 616dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 1; i < nfds; i++) { 617dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t sw; 618dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = ioctl(ufds[i].fd, EVIOCGSW(1), &sw); 619dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 620dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get switch state, %s\n", strerror(errno)); 621dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 622dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 623dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sw &= get_switch; 624dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%04x%s", sw, newline); 625dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 626dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 627dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 628dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block) 629dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 630dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 631dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(1) { 632dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pollres = poll(ufds, nfds, -1); 633dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("poll %d, returned %d\n", nfds, pollres); 634dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ufds[0].revents & POLLIN) { 635dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project read_notify(device_path, ufds[0].fd, print_flags); 636dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 637dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 1; i < nfds; i++) { 638dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ufds[i].revents) { 639dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ufds[i].revents & POLLIN) { 640dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = read(ufds[i].fd, &event, sizeof(event)); 641dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < (int)sizeof(event)) { 642dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get event\n"); 643dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 644dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 645dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(get_time) { 646e4e21796f72e09d4fab153992b31cb1c6f65d0b0Jeff Brown printf("[%8ld.%06ld] ", event.time.tv_sec, event.time.tv_usec); 647dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 648dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_device) 649dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%s: ", device_names[i]); 650f8754337d82d0a1ba509311bbadd281619c7d96eJeff Brown print_event(event.type, event.code, event.value, print_flags); 651dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(sync_rate && event.type == 0 && event.code == 0) { 652dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int64_t now = event.time.tv_sec * 1000000LL + event.time.tv_usec; 653dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(last_sync_time) 654dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" rate %lld", 1000000LL / (now - last_sync_time)); 655dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project last_sync_time = now; 656dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 657dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%s", newline); 658dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(event_count && --event_count == 0) 659dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 660dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 661dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 662dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 663dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 664dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 665dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 666dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 667