| /* |
| * Copyright 2007 The Android Open Source Project |
| * |
| * Vibrating notification device. |
| */ |
| #include "Common.h" |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include <ctype.h> |
| |
| #include <unistd.h> |
| |
| |
| /* |
| * The user will write a decimal integer indicating the time, in milliseconds, |
| * that the device should vibrate. In current usage, this is either -1 |
| * (meaning vibrate forever) or 0 (don't vibrate). |
| */ |
| static ssize_t writeVibrator(FakeDev* dev, int fd, const void* buf, |
| size_t count) |
| { |
| if (count == 2 && memcmp(buf, "0\n", 2) == 0) { |
| wsEnableVibration(0); |
| } else if (count == 3 && memcmp(buf, "-1\n", 3) == 0) { |
| wsEnableVibration(1); |
| } else { |
| wsLog("%s: got %d bytes: '%*s'\n", |
| dev->debugName, count, count, (const char*) buf); |
| } |
| |
| return count; |
| } |
| |
| /* |
| * Open the vibration control device. |
| */ |
| FakeDev* wsOpenDevVibrator(const char* pathName, int flags) |
| { |
| FakeDev* newDev = wsCreateFakeDev(pathName); |
| if (newDev != NULL) { |
| newDev->write = writeVibrator; |
| } |
| |
| return newDev; |
| } |
| |