diff options
Diffstat (limited to 'vold/ums.c')
| -rw-r--r-- | vold/ums.c | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/vold/ums.c b/vold/ums.c deleted file mode 100644 index 4d0fc25..0000000 --- a/vold/ums.c +++ /dev/null @@ -1,129 +0,0 @@ - -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <fcntl.h> -#include <errno.h> - -#include "vold.h" -#include "ums.h" - -#define DEBUG_UMS 0 - -static boolean host_connected = false; -static boolean ums_enabled = false; - -int ums_bootstrap(void) -{ - return 0; -} - -void ums_enabled_set(boolean enabled) -{ - ums_enabled = enabled; - send_msg(enabled ? VOLD_EVT_UMS_ENABLED : VOLD_EVT_UMS_DISABLED); -} - -boolean ums_enabled_get() -{ - return ums_enabled; -} - -void ums_hostconnected_set(boolean connected) -{ -#if DEBUG_UMS - LOG_VOL("ums_hostconnected_set(%d):", connected); -#endif - host_connected = connected; - - if (!connected) - ums_enabled_set(false); - send_msg(connected ? VOLD_EVT_UMS_CONNECTED : VOLD_EVT_UMS_DISCONNECTED); -} - -int ums_enable(char *dev_fspath, char *lun_syspath) -{ - LOG_VOL("ums_enable(%s, %s):", dev_fspath, lun_syspath); - - int fd; - char filename[255]; - - sprintf(filename, "/sys/%s/file", lun_syspath); - if ((fd = open(filename, O_WRONLY)) < 0) { - LOGE("Unable to open '%s' (%s)", filename, strerror(errno)); - return -errno; - } - - if (write(fd, dev_fspath, strlen(dev_fspath)) < 0) { - LOGE("Unable to write to ums lunfile (%s)", strerror(errno)); - close(fd); - return -errno; - } - - close(fd); - return 0; -} - -int ums_disable(char *lun_syspath) -{ -#if DEBUG_UMS - LOG_VOL("ums_disable(%s):", lun_syspath); -#endif - - int fd; - char filename[255]; - - sprintf(filename, "/sys/%s/file", lun_syspath); - if ((fd = open(filename, O_WRONLY)) < 0) { - LOGE("Unable to open '%s' (%s)", filename, strerror(errno)); - return -errno; - } - - char ch = 0; - - if (write(fd, &ch, 1) < 0) { - LOGE("Unable to write to ums lunfile (%s)", strerror(errno)); - close(fd); - return -errno; - } - - close(fd); - return 0; -} - -boolean ums_hostconnected_get(void) -{ - return host_connected; -} - -int ums_send_status(void) -{ - int rc; - -#if DEBUG_UMS - LOG_VOL("ums_send_status():"); -#endif - - rc = send_msg(ums_enabled_get() ? VOLD_EVT_UMS_ENABLED : - VOLD_EVT_UMS_DISABLED); - if (rc < 0) - return rc; - - rc = send_msg(ums_hostconnected_get() ? VOLD_EVT_UMS_CONNECTED : - VOLD_EVT_UMS_DISCONNECTED); - - return rc; -} |
