| /* |
| * Copyright (C) 2012-2015 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. |
| */ |
| |
| #ifndef _LOGD_LOG_UTILS_H__ |
| #define _LOGD_LOG_UTILS_H__ |
| |
| #include <sys/types.h> |
| |
| #include <log/log.h> |
| #include <sysutils/SocketClient.h> |
| |
| // Hijack this header as a common include file used by most all sources |
| // to report some utilities defined here and there. |
| |
| namespace android { |
| |
| // Furnished in main.cpp. Caller must own and free returned value |
| char *uidToName(uid_t uid); |
| |
| // Furnished in LogStatistics.cpp. Caller must own and free returned value |
| char *pidToName(pid_t pid); |
| char *tidToName(pid_t tid); |
| |
| // Furnished in main.cpp. Thread safe. |
| const char *tagToName(uint32_t tag); |
| |
| } |
| |
| // Furnished in LogCommand.cpp |
| bool clientHasLogCredentials(uid_t uid, gid_t gid, pid_t pid); |
| bool clientHasLogCredentials(SocketClient *cli); |
| |
| static inline bool worstUidEnabledForLogid(log_id_t id) { |
| return (id == LOG_ID_MAIN) || (id == LOG_ID_SYSTEM) || (id == LOG_ID_RADIO); |
| } |
| |
| template <int (*cmp)(const char *l, const char *r, const size_t s)> |
| static inline int fast(const char *l, const char *r, const size_t s) { |
| return (*l != *r) || cmp(l + 1, r + 1, s - 1); |
| } |
| |
| template <int (*cmp)(const void *l, const void *r, const size_t s)> |
| static inline int fast(const void *lv, const void *rv, const size_t s) { |
| const char *l = static_cast<const char *>(lv); |
| const char *r = static_cast<const char *>(rv); |
| return (*l != *r) || cmp(l + 1, r + 1, s - 1); |
| } |
| |
| template <int (*cmp)(const char *l, const char *r)> |
| static inline int fast(const char *l, const char *r) { |
| return (*l != *r) || cmp(l + 1, r + 1); |
| } |
| |
| #endif // _LOGD_LOG_UTILS_H__ |