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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 // The rules for parsing content-types were borrowed from Firefox: | 5 // The rules for parsing content-types were borrowed from Firefox: |
6 // http://lxr.mozilla.org/mozilla/source/netwerk/base/src/nsURLHelper.cpp#834 | 6 // http://lxr.mozilla.org/mozilla/source/netwerk/base/src/nsURLHelper.cpp#834 |
7 | 7 |
8 #include "net/http/http_util.h" | 8 #include "net/http/http_util.h" |
9 | 9 |
10 #include <algorithm> | 10 #include <algorithm> |
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540 while (lines.GetNext()) { | 540 while (lines.GetNext()) { |
541 const char* line_begin = lines.token_begin(); | 541 const char* line_begin = lines.token_begin(); |
542 const char* line_end = lines.token_end(); | 542 const char* line_end = lines.token_end(); |
543 | 543 |
544 if (prev_line_continuable && IsLWS(*line_begin)) { | 544 if (prev_line_continuable && IsLWS(*line_begin)) { |
545 // Join continuation; reduce the leading LWS to a single SP. | 545 // Join continuation; reduce the leading LWS to a single SP. |
546 raw_headers.push_back(' '); | 546 raw_headers.push_back(' '); |
547 raw_headers.append(FindFirstNonLWS(line_begin, line_end), line_end); | 547 raw_headers.append(FindFirstNonLWS(line_begin, line_end), line_end); |
548 } else { | 548 } else { |
549 // Terminate the previous line. | 549 // Terminate the previous line. |
550 raw_headers.push_back('\0'); | 550 raw_headers.push_back('\n'); |
551 | 551 |
552 // Copy the raw data to output. | 552 // Copy the raw data to output. |
553 raw_headers.append(line_begin, line_end); | 553 raw_headers.append(line_begin, line_end); |
554 | 554 |
555 // Check if the current line can be continued. | 555 // Check if the current line can be continued. |
556 prev_line_continuable = IsLineSegmentContinuable(line_begin, line_end); | 556 prev_line_continuable = IsLineSegmentContinuable(line_begin, line_end); |
557 } | 557 } |
558 } | 558 } |
559 | 559 |
560 raw_headers.append("\0\0", 2); | 560 raw_headers.append("\n\n", 2); |
561 | |
562 // Use '\0' as the canonical line terminator. If the input already contained | |
563 // any embeded NULLs we will strip them first to avoid interpreting them as | |
wtc
2011/09/12 18:48:09
Nit: NULLs => '\0' characters
for consistenty.
eroman
2011/09/12 21:19:24
Done.
| |
564 // line breaks. | |
565 raw_headers.erase(std::remove(raw_headers.begin(), raw_headers.end(), '\0'), | |
566 raw_headers.end()); | |
567 std::replace(raw_headers.begin(), raw_headers.end(), '\n', '\0'); | |
wtc
2011/09/12 18:48:09
This seems a high cost (two extra linear scans of
eroman
2011/09/12 21:19:24
I did some performance tests for moderate sized he
| |
568 | |
561 return raw_headers; | 569 return raw_headers; |
562 } | 570 } |
563 | 571 |
564 std::string HttpUtil::ConvertHeadersBackToHTTPResponse(const std::string& str) { | 572 std::string HttpUtil::ConvertHeadersBackToHTTPResponse(const std::string& str) { |
565 std::string disassembled_headers; | 573 std::string disassembled_headers; |
566 StringTokenizer tokenizer(str, std::string(1, '\0')); | 574 StringTokenizer tokenizer(str, std::string(1, '\0')); |
567 while (tokenizer.GetNext()) { | 575 while (tokenizer.GetNext()) { |
568 disassembled_headers.append(tokenizer.token_begin(), tokenizer.token_end()); | 576 disassembled_headers.append(tokenizer.token_begin(), tokenizer.token_end()); |
569 disassembled_headers.append("\r\n"); | 577 disassembled_headers.append("\r\n"); |
570 } | 578 } |
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786 value_is_quoted_ = true; | 794 value_is_quoted_ = true; |
787 // Do not store iterators into this. See declaration of unquoted_value_. | 795 // Do not store iterators into this. See declaration of unquoted_value_. |
788 unquoted_value_ = HttpUtil::Unquote(value_begin_, value_end_); | 796 unquoted_value_ = HttpUtil::Unquote(value_begin_, value_end_); |
789 } | 797 } |
790 } | 798 } |
791 | 799 |
792 return true; | 800 return true; |
793 } | 801 } |
794 | 802 |
795 } // namespace net | 803 } // namespace net |
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