1/*
2 * Copyright (c) 2008, The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *  * Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 *  * Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in
12 *    the documentation and/or other materials provided with the
13 *    distribution.
14 *  * Neither the name of Google, Inc. nor the names of its contributors
15 *    may be used to endorse or promote products derived from this
16 *    software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
25 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include <stdio.h>
33#include <cutils/logd.h>
34#include <ctype.h>
35#include <sys/socket.h>
36#include <sys/types.h>
37#include <stdlib.h>
38#include <cutils/sockets.h>
39#include <unistd.h>
40
41/*
42 * Note: also accepts 0-9 priorities
43 * returns ANDROID_LOG_UNKNOWN if the character is unrecognized
44 */
45static android_LogPriority filterCharToPri (char c)
46{
47    android_LogPriority pri;
48
49    c = tolower(c);
50
51    if (c >= '0' && c <= '9') {
52        if (c >= ('0'+ANDROID_LOG_SILENT)) {
53            pri = ANDROID_LOG_VERBOSE;
54        } else {
55            pri = (android_LogPriority)(c - '0');
56        }
57    } else if (c == 'v') {
58        pri = ANDROID_LOG_VERBOSE;
59    } else if (c == 'd') {
60        pri = ANDROID_LOG_DEBUG;
61    } else if (c == 'i') {
62        pri = ANDROID_LOG_INFO;
63    } else if (c == 'w') {
64        pri = ANDROID_LOG_WARN;
65    } else if (c == 'e') {
66        pri = ANDROID_LOG_ERROR;
67    } else if (c == 'f') {
68        pri = ANDROID_LOG_FATAL;
69    } else if (c == 's') {
70        pri = ANDROID_LOG_SILENT;
71    } else if (c == '*') {
72        pri = ANDROID_LOG_DEFAULT;
73    } else {
74        pri = ANDROID_LOG_UNKNOWN;
75    }
76
77    return pri;
78}
79
80static int usage(const char *s)
81{
82    fprintf(stderr, "USAGE: %s [-p priorityChar] [-t tag] message\n", s);
83
84    fprintf(stderr, "\tpriorityChar should be one of:\n"
85                        "\t\tv,d,i,w,e\n");
86    exit(-1);
87}
88
89
90int log_main(int argc, char *argv[])
91{
92    android_LogPriority priority;
93    const char *tag = "log";
94    char buffer[4096];
95    int i;
96
97    priority = ANDROID_LOG_INFO;
98
99    for (;;) {
100        int ret;
101
102        ret = getopt(argc, argv, "t:p:h");
103
104        if (ret < 0) {
105            break;
106        }
107
108        switch(ret) {
109            case 't':
110                tag = optarg;
111            break;
112
113            case 'p':
114                priority = filterCharToPri(optarg[0]);
115                if (priority == ANDROID_LOG_UNKNOWN) {
116                    usage(argv[0]);
117                }
118            break;
119
120            case 'h':
121                usage(argv[0]);
122            break;
123        }
124    }
125
126    if (optind == argc) {
127        usage(argv[0]);
128    }
129
130    buffer[0] = '\0';
131
132    for (i = optind ; i < argc ; i++) {
133        strncat(buffer, argv[i], sizeof(buffer)-1);
134        strncat(buffer, " ", sizeof(buffer)-1);
135    }
136
137    if(buffer[0] == 0) {
138        usage(argv[0]);
139    }
140
141    __android_log_print(priority, tag, "%s", buffer);
142
143    return 0;
144}
145
146