henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2004--2005, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef TALK_BASE_HTTPCOMMON_INL_H__ |
| 29 | #define TALK_BASE_HTTPCOMMON_INL_H__ |
| 30 | |
| 31 | #include "talk/base/common.h" |
| 32 | #include "talk/base/httpcommon.h" |
| 33 | |
| 34 | namespace talk_base { |
| 35 | |
| 36 | /////////////////////////////////////////////////////////////////////////////// |
| 37 | // Url |
| 38 | /////////////////////////////////////////////////////////////////////////////// |
| 39 | |
| 40 | template<class CTYPE> |
| 41 | void Url<CTYPE>::do_set_url(const CTYPE* val, size_t len) { |
| 42 | if (ascnicmp(val, "http://", 7) == 0) { |
| 43 | val += 7; len -= 7; |
| 44 | secure_ = false; |
| 45 | } else if (ascnicmp(val, "https://", 8) == 0) { |
| 46 | val += 8; len -= 8; |
| 47 | secure_ = true; |
| 48 | } else { |
| 49 | clear(); |
| 50 | return; |
| 51 | } |
| 52 | const CTYPE* path = strchrn(val, len, static_cast<CTYPE>('/')); |
| 53 | if (!path) { |
| 54 | path = val + len; |
| 55 | } |
| 56 | size_t address_length = (path - val); |
| 57 | do_set_address(val, address_length); |
| 58 | do_set_full_path(path, len - address_length); |
| 59 | } |
| 60 | |
| 61 | template<class CTYPE> |
| 62 | void Url<CTYPE>::do_set_address(const CTYPE* val, size_t len) { |
| 63 | if (const CTYPE* at = strchrn(val, len, static_cast<CTYPE>('@'))) { |
| 64 | // Everything before the @ is a user:password combo, so skip it. |
| 65 | len -= at - val + 1; |
| 66 | val = at + 1; |
| 67 | } |
| 68 | if (const CTYPE* colon = strchrn(val, len, static_cast<CTYPE>(':'))) { |
| 69 | host_.assign(val, colon - val); |
| 70 | // Note: In every case, we're guaranteed that colon is followed by a null, |
| 71 | // or non-numeric character. |
| 72 | port_ = static_cast<uint16>(::strtoul(colon + 1, NULL, 10)); |
| 73 | // TODO: Consider checking for invalid data following port number. |
| 74 | } else { |
| 75 | host_.assign(val, len); |
| 76 | port_ = HttpDefaultPort(secure_); |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | template<class CTYPE> |
| 81 | void Url<CTYPE>::do_set_full_path(const CTYPE* val, size_t len) { |
| 82 | const CTYPE* query = strchrn(val, len, static_cast<CTYPE>('?')); |
| 83 | if (!query) { |
| 84 | query = val + len; |
| 85 | } |
| 86 | size_t path_length = (query - val); |
| 87 | if (0 == path_length) { |
| 88 | // TODO: consider failing in this case. |
| 89 | path_.assign(1, static_cast<CTYPE>('/')); |
| 90 | } else { |
| 91 | ASSERT(val[0] == static_cast<CTYPE>('/')); |
| 92 | path_.assign(val, path_length); |
| 93 | } |
| 94 | query_.assign(query, len - path_length); |
| 95 | } |
| 96 | |
| 97 | template<class CTYPE> |
| 98 | void Url<CTYPE>::do_get_url(string* val) const { |
| 99 | CTYPE protocol[9]; |
| 100 | asccpyn(protocol, ARRAY_SIZE(protocol), secure_ ? "https://" : "http://"); |
| 101 | val->append(protocol); |
| 102 | do_get_address(val); |
| 103 | do_get_full_path(val); |
| 104 | } |
| 105 | |
| 106 | template<class CTYPE> |
| 107 | void Url<CTYPE>::do_get_address(string* val) const { |
| 108 | val->append(host_); |
| 109 | if (port_ != HttpDefaultPort(secure_)) { |
| 110 | CTYPE format[5], port[32]; |
| 111 | asccpyn(format, ARRAY_SIZE(format), ":%hu"); |
| 112 | sprintfn(port, ARRAY_SIZE(port), format, port_); |
| 113 | val->append(port); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | template<class CTYPE> |
| 118 | void Url<CTYPE>::do_get_full_path(string* val) const { |
| 119 | val->append(path_); |
| 120 | val->append(query_); |
| 121 | } |
| 122 | |
| 123 | template<class CTYPE> |
| 124 | bool Url<CTYPE>::get_attribute(const string& name, string* value) const { |
| 125 | if (query_.empty()) |
| 126 | return false; |
| 127 | |
| 128 | std::string::size_type pos = query_.find(name, 1); |
| 129 | if (std::string::npos == pos) |
| 130 | return false; |
| 131 | |
| 132 | pos += name.length() + 1; |
| 133 | if ((pos > query_.length()) || (static_cast<CTYPE>('=') != query_[pos-1])) |
| 134 | return false; |
| 135 | |
| 136 | std::string::size_type end = query_.find(static_cast<CTYPE>('&'), pos); |
| 137 | if (std::string::npos == end) { |
| 138 | end = query_.length(); |
| 139 | } |
| 140 | value->assign(query_.substr(pos, end - pos)); |
| 141 | return true; |
| 142 | } |
| 143 | |
| 144 | /////////////////////////////////////////////////////////////////////////////// |
| 145 | |
| 146 | } // namespace talk_base |
| 147 | |
| 148 | #endif // TALK_BASE_HTTPCOMMON_INL_H__ |