1*ec779b8eSAndroid Build Coastguard Worker /*
2*ec779b8eSAndroid Build Coastguard Worker * Copyright (C) 2009 The Android Open Source Project
3*ec779b8eSAndroid Build Coastguard Worker *
4*ec779b8eSAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License");
5*ec779b8eSAndroid Build Coastguard Worker * you may not use this file except in compliance with the License.
6*ec779b8eSAndroid Build Coastguard Worker * You may obtain a copy of the License at
7*ec779b8eSAndroid Build Coastguard Worker *
8*ec779b8eSAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0
9*ec779b8eSAndroid Build Coastguard Worker *
10*ec779b8eSAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software
11*ec779b8eSAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS,
12*ec779b8eSAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*ec779b8eSAndroid Build Coastguard Worker * See the License for the specific language governing permissions and
14*ec779b8eSAndroid Build Coastguard Worker * limitations under the License.
15*ec779b8eSAndroid Build Coastguard Worker */
16*ec779b8eSAndroid Build Coastguard Worker
17*ec779b8eSAndroid Build Coastguard Worker //#define LOG_NDEBUG 0
18*ec779b8eSAndroid Build Coastguard Worker #define LOG_TAG "FoundationUtils"
19*ec779b8eSAndroid Build Coastguard Worker #include <utils/Log.h>
20*ec779b8eSAndroid Build Coastguard Worker #include <ctype.h>
21*ec779b8eSAndroid Build Coastguard Worker #include <stdio.h>
22*ec779b8eSAndroid Build Coastguard Worker #include <unistd.h>
23*ec779b8eSAndroid Build Coastguard Worker #include <sys/stat.h>
24*ec779b8eSAndroid Build Coastguard Worker #include <sys/types.h>
25*ec779b8eSAndroid Build Coastguard Worker
26*ec779b8eSAndroid Build Coastguard Worker #include <cutils/properties.h>
27*ec779b8eSAndroid Build Coastguard Worker #include <media/stagefright/foundation/AString.h>
28*ec779b8eSAndroid Build Coastguard Worker
29*ec779b8eSAndroid Build Coastguard Worker namespace android {
30*ec779b8eSAndroid Build Coastguard Worker
uriDebugString(const AString & uri,bool incognito)31*ec779b8eSAndroid Build Coastguard Worker AString uriDebugString(const AString &uri, bool incognito) {
32*ec779b8eSAndroid Build Coastguard Worker if (incognito) {
33*ec779b8eSAndroid Build Coastguard Worker return AString("<URI suppressed>");
34*ec779b8eSAndroid Build Coastguard Worker }
35*ec779b8eSAndroid Build Coastguard Worker
36*ec779b8eSAndroid Build Coastguard Worker if (property_get_bool("media.stagefright.log-uri", false)) {
37*ec779b8eSAndroid Build Coastguard Worker return uri;
38*ec779b8eSAndroid Build Coastguard Worker }
39*ec779b8eSAndroid Build Coastguard Worker
40*ec779b8eSAndroid Build Coastguard Worker // find scheme
41*ec779b8eSAndroid Build Coastguard Worker AString scheme;
42*ec779b8eSAndroid Build Coastguard Worker const char *chars = uri.c_str();
43*ec779b8eSAndroid Build Coastguard Worker for (size_t i = 0; i < uri.size(); i++) {
44*ec779b8eSAndroid Build Coastguard Worker const char c = chars[i];
45*ec779b8eSAndroid Build Coastguard Worker if (!isascii(c)) {
46*ec779b8eSAndroid Build Coastguard Worker break;
47*ec779b8eSAndroid Build Coastguard Worker } else if (isalpha(c)) {
48*ec779b8eSAndroid Build Coastguard Worker continue;
49*ec779b8eSAndroid Build Coastguard Worker } else if (i == 0) {
50*ec779b8eSAndroid Build Coastguard Worker // first character must be a letter
51*ec779b8eSAndroid Build Coastguard Worker break;
52*ec779b8eSAndroid Build Coastguard Worker } else if (isdigit(c) || c == '+' || c == '.' || c =='-') {
53*ec779b8eSAndroid Build Coastguard Worker continue;
54*ec779b8eSAndroid Build Coastguard Worker } else if (c != ':') {
55*ec779b8eSAndroid Build Coastguard Worker break;
56*ec779b8eSAndroid Build Coastguard Worker }
57*ec779b8eSAndroid Build Coastguard Worker scheme = AString(uri, 0, i);
58*ec779b8eSAndroid Build Coastguard Worker scheme.append("://<suppressed>");
59*ec779b8eSAndroid Build Coastguard Worker return scheme;
60*ec779b8eSAndroid Build Coastguard Worker }
61*ec779b8eSAndroid Build Coastguard Worker return AString("<no-scheme URI suppressed>");
62*ec779b8eSAndroid Build Coastguard Worker }
63*ec779b8eSAndroid Build Coastguard Worker
MakeUserAgent()64*ec779b8eSAndroid Build Coastguard Worker AString MakeUserAgent() {
65*ec779b8eSAndroid Build Coastguard Worker AString ua;
66*ec779b8eSAndroid Build Coastguard Worker ua.append("stagefright/1.2 (Linux;Android ");
67*ec779b8eSAndroid Build Coastguard Worker
68*ec779b8eSAndroid Build Coastguard Worker #if (PROPERTY_VALUE_MAX < 8)
69*ec779b8eSAndroid Build Coastguard Worker #error "PROPERTY_VALUE_MAX must be at least 8"
70*ec779b8eSAndroid Build Coastguard Worker #endif
71*ec779b8eSAndroid Build Coastguard Worker
72*ec779b8eSAndroid Build Coastguard Worker char value[PROPERTY_VALUE_MAX];
73*ec779b8eSAndroid Build Coastguard Worker property_get("ro.build.version.release", value, "Unknown");
74*ec779b8eSAndroid Build Coastguard Worker ua.append(value);
75*ec779b8eSAndroid Build Coastguard Worker ua.append(")");
76*ec779b8eSAndroid Build Coastguard Worker
77*ec779b8eSAndroid Build Coastguard Worker return ua;
78*ec779b8eSAndroid Build Coastguard Worker }
79*ec779b8eSAndroid Build Coastguard Worker
nameForFd(int fd)80*ec779b8eSAndroid Build Coastguard Worker AString nameForFd(int fd) {
81*ec779b8eSAndroid Build Coastguard Worker const size_t SIZE = 256;
82*ec779b8eSAndroid Build Coastguard Worker char buffer[SIZE];
83*ec779b8eSAndroid Build Coastguard Worker AString result;
84*ec779b8eSAndroid Build Coastguard Worker snprintf(buffer, SIZE, "/proc/%d/fd/%d", getpid(), fd);
85*ec779b8eSAndroid Build Coastguard Worker struct stat s;
86*ec779b8eSAndroid Build Coastguard Worker if (lstat(buffer, &s) == 0) {
87*ec779b8eSAndroid Build Coastguard Worker if ((s.st_mode & S_IFMT) == S_IFLNK) {
88*ec779b8eSAndroid Build Coastguard Worker char linkto[256];
89*ec779b8eSAndroid Build Coastguard Worker int len = readlink(buffer, linkto, sizeof(linkto));
90*ec779b8eSAndroid Build Coastguard Worker if(len > 0) {
91*ec779b8eSAndroid Build Coastguard Worker if(len > 255) {
92*ec779b8eSAndroid Build Coastguard Worker linkto[252] = '.';
93*ec779b8eSAndroid Build Coastguard Worker linkto[253] = '.';
94*ec779b8eSAndroid Build Coastguard Worker linkto[254] = '.';
95*ec779b8eSAndroid Build Coastguard Worker linkto[255] = 0;
96*ec779b8eSAndroid Build Coastguard Worker } else {
97*ec779b8eSAndroid Build Coastguard Worker linkto[len] = 0;
98*ec779b8eSAndroid Build Coastguard Worker }
99*ec779b8eSAndroid Build Coastguard Worker result.append(linkto);
100*ec779b8eSAndroid Build Coastguard Worker }
101*ec779b8eSAndroid Build Coastguard Worker } else {
102*ec779b8eSAndroid Build Coastguard Worker result.append("unexpected type for ");
103*ec779b8eSAndroid Build Coastguard Worker result.append(buffer);
104*ec779b8eSAndroid Build Coastguard Worker }
105*ec779b8eSAndroid Build Coastguard Worker } else {
106*ec779b8eSAndroid Build Coastguard Worker result.append("couldn't open ");
107*ec779b8eSAndroid Build Coastguard Worker result.append(buffer);
108*ec779b8eSAndroid Build Coastguard Worker }
109*ec779b8eSAndroid Build Coastguard Worker return result;
110*ec779b8eSAndroid Build Coastguard Worker }
111*ec779b8eSAndroid Build Coastguard Worker
112*ec779b8eSAndroid Build Coastguard Worker } // namespace android
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