1 /*
2 ** Copyright 2013-2014, The Android Open Source Project
3 **
4 ** Licensed under the Apache License, Version 2.0 (the "License");
5 ** you may not use this file except in compliance with the License.
6 ** You may obtain a copy of the License at
7 **
8 **     http://www.apache.org/licenses/LICENSE-2.0
9 **
10 ** Unless required by applicable law or agreed to in writing, software
11 ** distributed under the License is distributed on an "AS IS" BASIS,
12 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 ** See the License for the specific language governing permissions and
14 ** limitations under the License.
15 */
16 
17 #include <string.h>
18 
19 #include <log/log.h>
20 
21 #include "log_portability.h"
22 
23 /* In the future, we would like to make this list extensible */
24 static const char* LOG_NAME[LOG_ID_MAX] = {
25   /* clang-format off */
26   [LOG_ID_MAIN] = "main",
27   [LOG_ID_RADIO] = "radio",
28   [LOG_ID_EVENTS] = "events",
29   [LOG_ID_SYSTEM] = "system",
30   [LOG_ID_CRASH] = "crash",
31   [LOG_ID_SECURITY] = "security",
32   [LOG_ID_KERNEL] = "kernel",
33   /* clang-format on */
34 };
35 
android_log_id_to_name(log_id_t log_id)36 LIBLOG_ABI_PUBLIC const char* android_log_id_to_name(log_id_t log_id) {
37   if (log_id >= LOG_ID_MAX) {
38     log_id = LOG_ID_MAIN;
39   }
40   return LOG_NAME[log_id];
41 }
42 
android_name_to_log_id(const char * logName)43 LIBLOG_ABI_PUBLIC log_id_t android_name_to_log_id(const char* logName) {
44   const char* b;
45   int ret;
46 
47   if (!logName) {
48     return -1; /* NB: log_id_t is unsigned */
49   }
50   b = strrchr(logName, '/');
51   if (!b) {
52     b = logName;
53   } else {
54     ++b;
55   }
56 
57   for (ret = LOG_ID_MIN; ret < LOG_ID_MAX; ++ret) {
58     const char* l = LOG_NAME[ret];
59     if (l && !strcmp(b, l)) {
60       return ret;
61     }
62   }
63   return -1; /* should never happen */
64 }
65