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| 1 /* |
| 2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ |
| 10 |
| 11 #ifndef WEBRTC_BASE_HTTPCOMMON_INL_H__ |
| 12 #define WEBRTC_BASE_HTTPCOMMON_INL_H__ |
| 13 |
| 14 #include "webrtc/base/arraysize.h" |
| 15 #include "webrtc/base/checks.h" |
| 16 #include "webrtc/base/httpcommon.h" |
| 17 |
| 18 namespace rtc { |
| 19 |
| 20 /////////////////////////////////////////////////////////////////////////////// |
| 21 // Url |
| 22 /////////////////////////////////////////////////////////////////////////////// |
| 23 |
| 24 template<class CTYPE> |
| 25 void Url<CTYPE>::do_set_url(const CTYPE* val, size_t len) { |
| 26 if (ascnicmp(val, "http://", 7) == 0) { |
| 27 val += 7; len -= 7; |
| 28 secure_ = false; |
| 29 } else if (ascnicmp(val, "https://", 8) == 0) { |
| 30 val += 8; len -= 8; |
| 31 secure_ = true; |
| 32 } else { |
| 33 clear(); |
| 34 return; |
| 35 } |
| 36 const CTYPE* path = strchrn(val, len, static_cast<CTYPE>('/')); |
| 37 if (!path) { |
| 38 path = val + len; |
| 39 } |
| 40 size_t address_length = (path - val); |
| 41 do_set_address(val, address_length); |
| 42 do_set_full_path(path, len - address_length); |
| 43 } |
| 44 |
| 45 template<class CTYPE> |
| 46 void Url<CTYPE>::do_set_address(const CTYPE* val, size_t len) { |
| 47 if (const CTYPE* at = strchrn(val, len, static_cast<CTYPE>('@'))) { |
| 48 // Everything before the @ is a user:password combo, so skip it. |
| 49 len -= at - val + 1; |
| 50 val = at + 1; |
| 51 } |
| 52 if (const CTYPE* colon = strchrn(val, len, static_cast<CTYPE>(':'))) { |
| 53 host_.assign(val, colon - val); |
| 54 // Note: In every case, we're guaranteed that colon is followed by a null, |
| 55 // or non-numeric character. |
| 56 port_ = static_cast<uint16_t>(::strtoul(colon + 1, nullptr, 10)); |
| 57 // TODO: Consider checking for invalid data following port number. |
| 58 } else { |
| 59 host_.assign(val, len); |
| 60 port_ = HttpDefaultPort(secure_); |
| 61 } |
| 62 } |
| 63 |
| 64 template<class CTYPE> |
| 65 void Url<CTYPE>::do_set_full_path(const CTYPE* val, size_t len) { |
| 66 const CTYPE* query = strchrn(val, len, static_cast<CTYPE>('?')); |
| 67 if (!query) { |
| 68 query = val + len; |
| 69 } |
| 70 size_t path_length = (query - val); |
| 71 if (0 == path_length) { |
| 72 // TODO: consider failing in this case. |
| 73 path_.assign(1, static_cast<CTYPE>('/')); |
| 74 } else { |
| 75 RTC_DCHECK(val[0] == static_cast<CTYPE>('/')); |
| 76 path_.assign(val, path_length); |
| 77 } |
| 78 query_.assign(query, len - path_length); |
| 79 } |
| 80 |
| 81 template<class CTYPE> |
| 82 void Url<CTYPE>::do_get_url(string* val) const { |
| 83 CTYPE protocol[9]; |
| 84 asccpyn(protocol, arraysize(protocol), secure_ ? "https://" : "http://"); |
| 85 val->append(protocol); |
| 86 do_get_address(val); |
| 87 do_get_full_path(val); |
| 88 } |
| 89 |
| 90 template<class CTYPE> |
| 91 void Url<CTYPE>::do_get_address(string* val) const { |
| 92 val->append(host_); |
| 93 if (port_ != HttpDefaultPort(secure_)) { |
| 94 CTYPE format[5], port[32]; |
| 95 asccpyn(format, arraysize(format), ":%hu"); |
| 96 sprintfn(port, arraysize(port), format, port_); |
| 97 val->append(port); |
| 98 } |
| 99 } |
| 100 |
| 101 template<class CTYPE> |
| 102 void Url<CTYPE>::do_get_full_path(string* val) const { |
| 103 val->append(path_); |
| 104 val->append(query_); |
| 105 } |
| 106 |
| 107 template<class CTYPE> |
| 108 bool Url<CTYPE>::get_attribute(const string& name, string* value) const { |
| 109 if (query_.empty()) |
| 110 return false; |
| 111 |
| 112 std::string::size_type pos = query_.find(name, 1); |
| 113 if (std::string::npos == pos) |
| 114 return false; |
| 115 |
| 116 pos += name.length() + 1; |
| 117 if ((pos > query_.length()) || (static_cast<CTYPE>('=') != query_[pos-1])) |
| 118 return false; |
| 119 |
| 120 std::string::size_type end = query_.find(static_cast<CTYPE>('&'), pos); |
| 121 if (std::string::npos == end) { |
| 122 end = query_.length(); |
| 123 } |
| 124 value->assign(query_.substr(pos, end - pos)); |
| 125 return true; |
| 126 } |
| 127 |
| 128 /////////////////////////////////////////////////////////////////////////////// |
| 129 |
| 130 } // namespace rtc |
| 131 |
| 132 #endif // WEBRTC_BASE_HTTPCOMMON_INL_H__ |
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