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> 11dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <linux/input.h> // this does not compile 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <errno.h> 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 14dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic struct pollfd *ufds; 15dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic char **device_names; 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int nfds; 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectenum { 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE_ERRORS = 1U << 0, 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE = 1U << 1, 21dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE_NAME = 1U << 2, 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_DEVICE_INFO = 1U << 3, 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_VERSION = 1U << 4, 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project PRINT_POSSIBLE_EVENTS = 1U << 5, 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project}; 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 27dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int print_possible_events(int fd) 28dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 29dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint8_t *bits = NULL; 30dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ssize_t bits_size = 0; 31477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn const char* label; 32dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i, j, k; 33dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int res, res2; 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 35dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" events:\n"); 36dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 0; i <= EV_MAX; i++) { 37dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int count = 0; 38dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(1) { 39dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = ioctl(fd, EVIOCGBIT(i, bits_size), bits); 40dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < bits_size) 41dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 42dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project bits_size = res + 16; 43dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project bits = realloc(bits, bits_size * 2); 44dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(bits == NULL) { 45dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to allocate buffer of size %d\n", bits_size); 46dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 47dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 48dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 49477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn res2 = 0; 50dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch(i) { 51477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_SYN: 52477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "SYN"; 53477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 54dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_KEY: 55dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGKEY(res), bits + bits_size); 56477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "KEY"; 57477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 58477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_REL: 59477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "REL"; 60477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 61477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_ABS: 62477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "ABS"; 63477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 64477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_MSC: 65477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "MSC"; 66dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 67dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_LED: 68dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGLED(res), bits + bits_size); 69477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "LED"; 70dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 71dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_SND: 72dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGSND(res), bits + bits_size); 73477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "SND"; 74dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 75dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case EV_SW: 76dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = ioctl(fd, EVIOCGSW(bits_size), bits + bits_size); 77477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "SW "; 78477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 79477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_REP: 80477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "REP"; 81477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 82477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_FF: 83477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "FF "; 84477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 85477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case EV_PWR: 86477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "PWR"; 87dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 88dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project default: 89dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res2 = 0; 90477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn label = "???"; 91dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 92dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(j = 0; j < res; j++) { 93dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(k = 0; k < 8; k++) 94dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(bits[j] & 1 << k) { 95dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char down; 96dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(j < res2 && (bits[j + bits_size] & 1 << k)) 97dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project down = '*'; 98dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else 99dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project down = ' '; 100dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(count == 0) 101477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn printf(" %s (%04x):", label, i); 102dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else if((count & 0x7) == 0 || i == EV_ABS) 103477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn printf("\n "); 104dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" %04x%c", j * 8 + k, down); 105dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(i == EV_ABS) { 106dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct input_absinfo abs; 107dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGABS(j * 8 + k), &abs) == 0) { 108dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" value %d, min %d, max %d, fuzz %d flat %d", abs.value, abs.minimum, abs.maximum, abs.fuzz, abs.flat); 109dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 110dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 111dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project count++; 112dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 113dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 114dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(count) 115dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("\n"); 116dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 117dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(bits); 118dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 119dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 120dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 121dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int open_device(const char *device, int print_flags) 122dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 123dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int version; 124dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int fd; 125dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct pollfd *new_ufds; 126dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char **new_device_names; 127dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char name[80]; 128dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char location[80]; 129dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char idstr[80]; 130dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct input_id id; 131dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 132dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fd = open(device, O_RDWR); 133dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(fd < 0) { 134dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 135dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not open %s, %s\n", device, strerror(errno)); 136dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 137dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 138dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 139dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGVERSION, &version)) { 140dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 141dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get driver version for %s, %s\n", device, strerror(errno)); 142dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 143dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 144dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGID, &id)) { 145dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 146dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get driver id for %s, %s\n", device, strerror(errno)); 147dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 148dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 149dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project name[sizeof(name) - 1] = '\0'; 150dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project location[sizeof(location) - 1] = '\0'; 151dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project idstr[sizeof(idstr) - 1] = '\0'; 152dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGNAME(sizeof(name) - 1), &name) < 1) { 153dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //fprintf(stderr, "could not get device name for %s, %s\n", device, strerror(errno)); 154dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project name[0] = '\0'; 155dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 156dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGPHYS(sizeof(location) - 1), &location) < 1) { 157dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //fprintf(stderr, "could not get location for %s, %s\n", device, strerror(errno)); 158dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project location[0] = '\0'; 159dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 160dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ioctl(fd, EVIOCGUNIQ(sizeof(idstr) - 1), &idstr) < 1) { 161dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //fprintf(stderr, "could not get idstring for %s, %s\n", device, strerror(errno)); 162dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project idstr[0] = '\0'; 163dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 164dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 165dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project new_ufds = realloc(ufds, sizeof(ufds[0]) * (nfds + 1)); 166dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(new_ufds == NULL) { 167dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "out of memory\n"); 168dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 169dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 170dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds = new_ufds; 171dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project new_device_names = realloc(device_names, sizeof(device_names[0]) * (nfds + 1)); 172dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(new_device_names == NULL) { 173dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "out of memory\n"); 174dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 175dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 176dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project device_names = new_device_names; 177dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 178dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE) 179dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("add device %d: %s\n", nfds, device); 180dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_INFO) 181dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" bus: %04x\n" 182dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " vendor %04x\n" 183dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " product %04x\n" 184dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " version %04x\n", 185dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project id.bustype, id.vendor, id.product, id.version); 186dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_NAME) 187dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" name: \"%s\"\n", name); 188dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_INFO) 189dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" location: \"%s\"\n" 190dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project " id: \"%s\"\n", location, idstr); 191dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_VERSION) 192dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" version: %d.%d.%d\n", 193dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project version >> 16, (version >> 8) & 0xff, version & 0xff); 194dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 195dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_POSSIBLE_EVENTS) { 196dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_possible_events(fd); 197dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 198dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 199dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[nfds].fd = fd; 200dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[nfds].events = POLLIN; 201dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project device_names[nfds] = strdup(device); 202dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project nfds++; 203dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 204dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 205dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 206dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 207dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint close_device(const char *device, int print_flags) 208dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 209dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i; 210dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 1; i < nfds; i++) { 211dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(strcmp(device_names[i], device) == 0) { 212dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int count = nfds - i - 1; 213dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE) 214dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("remove device %d: %s\n", i, device); 215dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(device_names[i]); 216dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memmove(device_names + i, device_names + i + 1, sizeof(device_names[0]) * count); 217dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memmove(ufds + i, ufds + i + 1, sizeof(ufds[0]) * count); 218dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project nfds--; 219dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 220dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 221dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 222dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_flags & PRINT_DEVICE_ERRORS) 223dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "remote device: %s not found\n", device); 224dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 225dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 226dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 227dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int read_notify(const char *dirname, int nfd, int print_flags) 228dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 229dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int res; 230dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char devname[PATH_MAX]; 231dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *filename; 232dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char event_buf[512]; 233dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int event_size; 234dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int event_pos = 0; 235dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct inotify_event *event; 236dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 237dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = read(nfd, event_buf, sizeof(event_buf)); 238dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < (int)sizeof(*event)) { 239dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(errno == EINTR) 240dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 241dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get event, %s\n", strerror(errno)); 242dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 243dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 244dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("got %d bytes of event information\n", res); 245dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 246dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(devname, dirname); 247dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project filename = devname + strlen(devname); 248dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *filename++ = '/'; 249dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 250dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(res >= (int)sizeof(*event)) { 251dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event = (struct inotify_event *)(event_buf + event_pos); 252dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("%d: %08x \"%s\"\n", event->wd, event->mask, event->len ? event->name : ""); 253dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(event->len) { 254dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(filename, event->name); 255dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(event->mask & IN_CREATE) { 256dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project open_device(devname, print_flags); 257dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 258dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else { 259dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project close_device(devname, print_flags); 260dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 261dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 262dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event_size = sizeof(*event) + event->len; 263dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res -= event_size; 264dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event_pos += event_size; 265dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 266dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 267dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 268dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 269dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int scan_dir(const char *dirname, int print_flags) 270dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 271dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char devname[PATH_MAX]; 272dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *filename; 273dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project DIR *dir; 274dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct dirent *de; 275dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dir = opendir(dirname); 276dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dir == NULL) 277dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 278dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(devname, dirname); 279dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project filename = devname + strlen(devname); 280dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *filename++ = '/'; 281dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while((de = readdir(dir))) { 282dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(de->d_name[0] == '.' && 283dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (de->d_name[1] == '\0' || 284dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project (de->d_name[1] == '.' && de->d_name[2] == '\0'))) 285dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project continue; 286dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(filename, de->d_name); 287dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project open_device(devname, print_flags); 288dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 289dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project closedir(dir); 290dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 291dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 292dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 293dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void usage(int argc, char *argv[]) 294dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 295477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, "Usage: %s [-t] [-n] [-s switchmask] [-S] [-v [mask]] [-p] [-q] [-c count] [-r] [device]\n", argv[0]); 296477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -t: show time stamps\n"); 297477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -n: don't print newlines\n"); 298477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -s: print switch states for given bits\n"); 299477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -S: print all switch states\n"); 300477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -v: verbosity mask (errs=1, dev=2, name=4, info=8, vers=16, pos. events=32)\n"); 301477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -p: show possible events (errs, dev, name, pos. events)\n"); 302477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -q: quiet (clear verbosity mask)\n"); 303477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -c: print given number of events then exit\n"); 304477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn fprintf(stderr, " -r: print rate events are received\n"); 305dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 306dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 307dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint getevent_main(int argc, char *argv[]) 308dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 309dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int c; 310dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i; 311dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int res; 312dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int pollres; 313dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int get_time = 0; 314dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int print_device = 0; 315dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *newline = "\n"; 316dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t get_switch = 0; 317dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct input_event event; 318dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int version; 319dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int print_flags = PRINT_DEVICE_ERRORS | PRINT_DEVICE | PRINT_DEVICE_NAME; 320dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int print_flags_set = 0; 321dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int dont_block = -1; 322dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int event_count = 0; 323dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int sync_rate = 0; 324dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int64_t last_sync_time = 0; 325dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *device = NULL; 326dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *device_path = "/dev/input"; 327dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 328dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project opterr = 0; 329dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project do { 330477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn c = getopt(argc, argv, "tns:Sv::pqc:rh"); 331dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (c == EOF) 332dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 333dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project switch (c) { 334dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 't': 335dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project get_time = 1; 336dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 337dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'n': 338dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project newline = ""; 339dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 340dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 's': 341dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project get_switch = strtoul(optarg, NULL, 0); 342dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block == -1) 343dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 1; 344dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 345dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'S': 346dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project get_switch = ~0; 347dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block == -1) 348dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 1; 349dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 350dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'v': 351dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(optarg) 352dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags = strtoul(optarg, NULL, 0); 353dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else 354dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags |= PRINT_DEVICE | PRINT_DEVICE_NAME | PRINT_DEVICE_INFO | PRINT_VERSION; 355dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags_set = 1; 356dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 357477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn case 'p': 358477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn print_flags = PRINT_DEVICE_ERRORS | PRINT_DEVICE | PRINT_DEVICE_NAME | PRINT_POSSIBLE_EVENTS; 359477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn print_flags_set = 1; 360477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn if(dont_block == -1) 361477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn dont_block = 1; 362477b4307004f853bb89c62f562fc9dc90a5ae71aDianne Hackborn break; 363dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'q': 364dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags = 0; 365dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags_set = 1; 366dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 367dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'c': 368dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project event_count = atoi(optarg); 369dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 0; 370dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 371dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'r': 372dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sync_rate = 1; 373dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project break; 374dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case '?': 375dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "%s: invalid option -%c\n", 376dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argv[0], optopt); 377dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project case 'h': 378dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project usage(argc, argv); 379dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 380dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 381dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } while (1); 382dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block == -1) 383dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project dont_block = 0; 384dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 385dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (optind + 1 == argc) { 386dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project device = argv[optind]; 387dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project optind++; 388dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 389dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (optind != argc) { 390dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project usage(argc, argv); 391dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 392dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 393dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project nfds = 1; 394dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds = calloc(1, sizeof(ufds[0])); 395dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[0].fd = inotify_init(); 396dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ufds[0].events = POLLIN; 397dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(device) { 398dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(!print_flags_set) 399dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_flags = PRINT_DEVICE_ERRORS; 400dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = open_device(device, print_flags); 401dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 402dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 403dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 404dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 405dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project else { 406dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project print_device = 1; 407dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = inotify_add_watch(ufds[0].fd, device_path, IN_DELETE | IN_CREATE); 408dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 409dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not add watch for %s, %s\n", device_path, strerror(errno)); 410dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 411dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 412dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = scan_dir(device_path, print_flags); 413dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 414dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "scan dir failed for %s\n", device_path); 415dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 416dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 417dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 418dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 419dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(get_switch) { 420dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 1; i < nfds; i++) { 421dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project uint16_t sw; 422dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = ioctl(ufds[i].fd, EVIOCGSW(1), &sw); 423dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < 0) { 424dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get switch state, %s\n", strerror(errno)); 425dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 426dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 427dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project sw &= get_switch; 428dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%04x%s", sw, newline); 429dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 430dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 431dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 432dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(dont_block) 433dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 434dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 435dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(1) { 436dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project pollres = poll(ufds, nfds, -1); 437dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project //printf("poll %d, returned %d\n", nfds, pollres); 438dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ufds[0].revents & POLLIN) { 439dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project read_notify(device_path, ufds[0].fd, print_flags); 440dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 441dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for(i = 1; i < nfds; i++) { 442dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ufds[i].revents) { 443dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(ufds[i].revents & POLLIN) { 444dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project res = read(ufds[i].fd, &event, sizeof(event)); 445dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(res < (int)sizeof(event)) { 446dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "could not get event\n"); 447dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 1; 448dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 449dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(get_time) { 450dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%ld-%ld: ", event.time.tv_sec, event.time.tv_usec); 451dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 452dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(print_device) 453dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%s: ", device_names[i]); 454dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%04x %04x %08x", event.type, event.code, event.value); 455dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(sync_rate && event.type == 0 && event.code == 0) { 456dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int64_t now = event.time.tv_sec * 1000000LL + event.time.tv_usec; 457dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(last_sync_time) 458dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf(" rate %lld", 1000000LL / (now - last_sync_time)); 459dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project last_sync_time = now; 460dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 461dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%s", newline); 462dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(event_count && --event_count == 0) 463dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 464dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 465dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 466dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 467dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 468dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 469dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 470dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 471