1/*
2 * Copyright (C) 2005 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 <binder/TextOutput.h>
18
19#include <binder/Debug.h>
20
21#include <utils/String8.h>
22#include <utils/String16.h>
23
24#include <stdio.h>
25#include <stdlib.h>
26#include <string.h>
27
28namespace android {
29
30// ---------------------------------------------------------------------------
31
32TextOutput::TextOutput() {
33}
34
35TextOutput::~TextOutput() {
36}
37
38// ---------------------------------------------------------------------------
39
40TextOutput& operator<<(TextOutput& to, bool val)
41{
42    if (val) to.print("true", 4);
43    else to.print("false", 5);
44    return to;
45}
46
47TextOutput& operator<<(TextOutput& to, int val)
48{
49    char buf[16];
50    sprintf(buf, "%d", val);
51    to.print(buf, strlen(buf));
52    return to;
53}
54
55TextOutput& operator<<(TextOutput& to, long val)
56{
57    char buf[16];
58    sprintf(buf, "%ld", val);
59    to.print(buf, strlen(buf));
60    return to;
61}
62
63TextOutput& operator<<(TextOutput& to, unsigned int val)
64{
65    char buf[16];
66    sprintf(buf, "%u", val);
67    to.print(buf, strlen(buf));
68    return to;
69}
70
71TextOutput& operator<<(TextOutput& to, unsigned long val)
72{
73    char buf[16];
74    sprintf(buf, "%lu", val);
75    to.print(buf, strlen(buf));
76    return to;
77}
78
79TextOutput& operator<<(TextOutput& to, long long val)
80{
81    char buf[32];
82    sprintf(buf, "%Ld", val);
83    to.print(buf, strlen(buf));
84    return to;
85}
86
87TextOutput& operator<<(TextOutput& to, unsigned long long val)
88{
89    char buf[32];
90    sprintf(buf, "%Lu", val);
91    to.print(buf, strlen(buf));
92    return to;
93}
94
95static TextOutput& print_float(TextOutput& to, double value)
96{
97    char buf[64];
98    sprintf(buf, "%g", value);
99    if( !strchr(buf, '.') && !strchr(buf, 'e') &&
100        !strchr(buf, 'E') ) {
101        strncat(buf, ".0", sizeof(buf)-1);
102    }
103    to.print(buf, strlen(buf));
104    return to;
105}
106
107TextOutput& operator<<(TextOutput& to, float val)
108{
109    return print_float(to,val);
110}
111
112TextOutput& operator<<(TextOutput& to, double val)
113{
114    return print_float(to,val);
115}
116
117TextOutput& operator<<(TextOutput& to, const void* val)
118{
119    char buf[32];
120    snprintf(buf, sizeof(buf), "%p", val);
121    to.print(buf, strlen(buf));
122    return to;
123}
124
125TextOutput& operator<<(TextOutput& to, const String8& val)
126{
127    to << val.string();
128    return to;
129}
130
131TextOutput& operator<<(TextOutput& to, const String16& val)
132{
133    to << String8(val).string();
134    return to;
135}
136
137static void textOutputPrinter(void* cookie, const char* txt)
138{
139    ((TextOutput*)cookie)->print(txt, strlen(txt));
140}
141
142TextOutput& operator<<(TextOutput& to, const TypeCode& val)
143{
144    printTypeCode(val.typeCode(), textOutputPrinter, (void*)&to);
145    return to;
146}
147
148HexDump::HexDump(const void *buf, size_t size, size_t bytesPerLine)
149    : mBuffer(buf)
150    , mSize(size)
151    , mBytesPerLine(bytesPerLine)
152    , mSingleLineCutoff(16)
153    , mAlignment(4)
154    , mCArrayStyle(false)
155{
156    if (bytesPerLine >= 16) mAlignment = 4;
157    else if (bytesPerLine >= 8) mAlignment = 2;
158    else mAlignment = 1;
159}
160
161TextOutput& operator<<(TextOutput& to, const HexDump& val)
162{
163    printHexData(0, val.buffer(), val.size(), val.bytesPerLine(),
164        val.singleLineCutoff(), val.alignment(), val.carrayStyle(),
165        textOutputPrinter, (void*)&to);
166    return to;
167}
168
169}; // namespace android
170