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Issue 266243004: Clang format slam. Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 7 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/base/net_string_util.h" 5 #include "net/base/net_string_util.h"
6 6
7 #include "base/i18n/i18n_constants.h" 7 #include "base/i18n/i18n_constants.h"
8 #include "base/i18n/icu_string_conversions.h" 8 #include "base/i18n/icu_string_conversions.h"
9 #include "base/strings/string_util.h" 9 #include "base/strings/string_util.h"
10 #include "third_party/icu/source/common/unicode/ucnv.h" 10 #include "third_party/icu/source/common/unicode/ucnv.h"
11 11
12 namespace net { 12 namespace net {
13 13
14 bool ConvertToUtf8(const std::string& text, const char* charset, 14 bool ConvertToUtf8(const std::string& text,
15 const char* charset,
15 std::string* output) { 16 std::string* output) {
16 output->clear(); 17 output->clear();
17 18
18 UErrorCode err = U_ZERO_ERROR; 19 UErrorCode err = U_ZERO_ERROR;
19 UConverter* converter(ucnv_open(charset, &err)); 20 UConverter* converter(ucnv_open(charset, &err));
20 if (U_FAILURE(err)) 21 if (U_FAILURE(err))
21 return false; 22 return false;
22 23
23 // A single byte in a legacy encoding can be expanded to 3 bytes in UTF-8. 24 // A single byte in a legacy encoding can be expanded to 3 bytes in UTF-8.
24 // A 'two-byte character' in a legacy encoding can be expanded to 4 bytes 25 // A 'two-byte character' in a legacy encoding can be expanded to 4 bytes
25 // in UTF-8. Therefore, the expansion ratio is 3 at most. Add one for a 26 // in UTF-8. Therefore, the expansion ratio is 3 at most. Add one for a
26 // trailing '\0'. 27 // trailing '\0'.
27 size_t output_length = text.length() * 3 + 1; 28 size_t output_length = text.length() * 3 + 1;
28 char* buf = WriteInto(output, output_length); 29 char* buf = WriteInto(output, output_length);
29 output_length = ucnv_toAlgorithmic(UCNV_UTF8, converter, buf, output_length, 30 output_length = ucnv_toAlgorithmic(UCNV_UTF8,
30 text.data(), text.length(), &err); 31 converter,
32 buf,
33 output_length,
34 text.data(),
35 text.length(),
36 &err);
31 ucnv_close(converter); 37 ucnv_close(converter);
32 if (U_FAILURE(err)) { 38 if (U_FAILURE(err)) {
33 output->clear(); 39 output->clear();
34 return false; 40 return false;
35 } 41 }
36 42
37 output->resize(output_length); 43 output->resize(output_length);
38 return true; 44 return true;
39 } 45 }
40 46
41 bool ConvertToUtf8AndNormalize(const std::string& text, const char* charset, 47 bool ConvertToUtf8AndNormalize(const std::string& text,
48 const char* charset,
42 std::string* output) { 49 std::string* output) {
43 return base::ConvertToUtf8AndNormalize(text, charset, output); 50 return base::ConvertToUtf8AndNormalize(text, charset, output);
44 } 51 }
45 52
46 bool ConvertLatin1ToUtf8AndNormalize(const std::string& text, 53 bool ConvertLatin1ToUtf8AndNormalize(const std::string& text,
47 std::string* output) { 54 std::string* output) {
48 return net::ConvertToUtf8AndNormalize(text, base::kCodepageLatin1, output); 55 return net::ConvertToUtf8AndNormalize(text, base::kCodepageLatin1, output);
49 } 56 }
50 57
51 bool ConvertToUTF16(const std::string& text, const char* charset, 58 bool ConvertToUTF16(const std::string& text,
59 const char* charset,
52 base::string16* output) { 60 base::string16* output) {
53 return base::CodepageToUTF16(text, charset, 61 return base::CodepageToUTF16(
54 base::OnStringConversionError::FAIL, output); 62 text, charset, base::OnStringConversionError::FAIL, output);
55 } 63 }
56 64
57 bool ConvertLatin1ToUTF16(const std::string& text, base::string16* output) { 65 bool ConvertLatin1ToUTF16(const std::string& text, base::string16* output) {
58 return base::CodepageToUTF16(text, base::kCodepageLatin1, 66 return base::CodepageToUTF16(
59 base::OnStringConversionError::FAIL, output); 67 text, base::kCodepageLatin1, base::OnStringConversionError::FAIL, output);
60 } 68 }
61 69
62 } // namespace net 70 } // namespace net
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