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Issue 14090005: Modify the headers in src/ to forward to url/*.h (Closed) Base URL: http://google-url.googlecode.com/svn/trunk
Patch Set: Created 7 years, 8 months ago
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1 // Copyright 2007, Google Inc. 1 // Copyright 2007, Google Inc.
2 // All rights reserved. 2 // All rights reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // * Redistributions of source code must retain the above copyright 8 // * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer. 9 // notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above 10 // * Redistributions in binary form must reproduce the above
(...skipping 12 matching lines...) Expand all
23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 29
30 #ifndef GOOGLEURL_SRC_URL_UTIL_H__ 30 #ifndef GOOGLEURL_SRC_URL_UTIL_H__
31 #define GOOGLEURL_SRC_URL_UTIL_H__ 31 #define GOOGLEURL_SRC_URL_UTIL_H__
32 32
33 #include <string> 33 #include "url/url_util.h"
34
35 #include "base/string16.h"
36 #include "googleurl/src/url_common.h"
37 #include "googleurl/src/url_parse.h"
38 #include "googleurl/src/url_canon.h"
39
40 namespace url_util {
41
42 // Init ------------------------------------------------------------------------
43
44 // Initialization is NOT required, it will be implicitly initialized when first
45 // used. However, this implicit initialization is NOT threadsafe. If you are
46 // using this library in a threaded environment and don't have a consistent
47 // "first call" (an example might be calling "AddStandardScheme" with your
48 // special application-specific schemes) then you will want to call initialize
49 // before spawning any threads.
50 //
51 // It is OK to call this function more than once, subsequent calls will simply
52 // "noop", unless Shutdown() was called in the mean time. This will also be a
53 // "noop" if other calls to the library have forced an initialization
54 // beforehand.
55 GURL_API void Initialize();
56
57 // Cleanup is not required, except some strings may leak. For most user
58 // applications, this is fine. If you're using it in a library that may get
59 // loaded and unloaded, you'll want to unload to properly clean up your
60 // library.
61 GURL_API void Shutdown();
62
63 // Schemes --------------------------------------------------------------------
64
65 // Adds an application-defined scheme to the internal list of "standard" URL
66 // schemes. This function is not threadsafe and can not be called concurrently
67 // with any other url_util function. It will assert if the list of standard
68 // schemes has been locked (see LockStandardSchemes).
69 GURL_API void AddStandardScheme(const char* new_scheme);
70
71 // Sets a flag to prevent future calls to AddStandardScheme from succeeding.
72 //
73 // This is designed to help prevent errors for multithreaded applications.
74 // Normal usage would be to call AddStandardScheme for your custom schemes at
75 // the beginning of program initialization, and then LockStandardSchemes. This
76 // prevents future callers from mistakenly calling AddStandardScheme when the
77 // program is running with multiple threads, where such usage would be
78 // dangerous.
79 //
80 // We could have had AddStandardScheme use a lock instead, but that would add
81 // some platform-specific dependencies we don't otherwise have now, and is
82 // overkill considering the normal usage is so simple.
83 GURL_API void LockStandardSchemes();
84
85 // Locates the scheme in the given string and places it into |found_scheme|,
86 // which may be NULL to indicate the caller does not care about the range.
87 //
88 // Returns whether the given |compare| scheme matches the scheme found in the
89 // input (if any). The |compare| scheme must be a valid canonical scheme or
90 // the result of the comparison is undefined.
91 GURL_API bool FindAndCompareScheme(const char* str,
92 int str_len,
93 const char* compare,
94 url_parse::Component* found_scheme);
95 GURL_API bool FindAndCompareScheme(const char16* str,
96 int str_len,
97 const char* compare,
98 url_parse::Component* found_scheme);
99 inline bool FindAndCompareScheme(const std::string& str,
100 const char* compare,
101 url_parse::Component* found_scheme) {
102 return FindAndCompareScheme(str.data(), static_cast<int>(str.size()),
103 compare, found_scheme);
104 }
105 inline bool FindAndCompareScheme(const string16& str,
106 const char* compare,
107 url_parse::Component* found_scheme) {
108 return FindAndCompareScheme(str.data(), static_cast<int>(str.size()),
109 compare, found_scheme);
110 }
111
112 // Returns true if the given string represents a standard URL. This means that
113 // either the scheme is in the list of known standard schemes.
114 GURL_API bool IsStandard(const char* spec,
115 const url_parse::Component& scheme);
116 GURL_API bool IsStandard(const char16* spec,
117 const url_parse::Component& scheme);
118
119 // TODO(brettw) remove this. This is a temporary compatibility hack to avoid
120 // breaking the WebKit build when this version is synced via Chrome.
121 inline bool IsStandard(const char* spec, int spec_len,
122 const url_parse::Component& scheme) {
123 return IsStandard(spec, scheme);
124 }
125
126 // URL library wrappers -------------------------------------------------------
127
128 // Parses the given spec according to the extracted scheme type. Normal users
129 // should use the URL object, although this may be useful if performance is
130 // critical and you don't want to do the heap allocation for the std::string.
131 //
132 // As with the url_canon::Canonicalize* functions, the charset converter can
133 // be NULL to use UTF-8 (it will be faster in this case).
134 //
135 // Returns true if a valid URL was produced, false if not. On failure, the
136 // output and parsed structures will still be filled and will be consistent,
137 // but they will not represent a loadable URL.
138 GURL_API bool Canonicalize(const char* spec,
139 int spec_len,
140 url_canon::CharsetConverter* charset_converter,
141 url_canon::CanonOutput* output,
142 url_parse::Parsed* output_parsed);
143 GURL_API bool Canonicalize(const char16* spec,
144 int spec_len,
145 url_canon::CharsetConverter* charset_converter,
146 url_canon::CanonOutput* output,
147 url_parse::Parsed* output_parsed);
148
149 // Resolves a potentially relative URL relative to the given parsed base URL.
150 // The base MUST be valid. The resulting canonical URL and parsed information
151 // will be placed in to the given out variables.
152 //
153 // The relative need not be relative. If we discover that it's absolute, this
154 // will produce a canonical version of that URL. See Canonicalize() for more
155 // about the charset_converter.
156 //
157 // Returns true if the output is valid, false if the input could not produce
158 // a valid URL.
159 GURL_API bool ResolveRelative(const char* base_spec,
160 int base_spec_len,
161 const url_parse::Parsed& base_parsed,
162 const char* relative,
163 int relative_length,
164 url_canon::CharsetConverter* charset_converter,
165 url_canon::CanonOutput* output,
166 url_parse::Parsed* output_parsed);
167 GURL_API bool ResolveRelative(const char* base_spec,
168 int base_spec_len,
169 const url_parse::Parsed& base_parsed,
170 const char16* relative,
171 int relative_length,
172 url_canon::CharsetConverter* charset_converter,
173 url_canon::CanonOutput* output,
174 url_parse::Parsed* output_parsed);
175
176 // Replaces components in the given VALID input url. The new canonical URL info
177 // is written to output and out_parsed.
178 //
179 // Returns true if the resulting URL is valid.
180 GURL_API bool ReplaceComponents(
181 const char* spec,
182 int spec_len,
183 const url_parse::Parsed& parsed,
184 const url_canon::Replacements<char>& replacements,
185 url_canon::CharsetConverter* charset_converter,
186 url_canon::CanonOutput* output,
187 url_parse::Parsed* out_parsed);
188 GURL_API bool ReplaceComponents(
189 const char* spec,
190 int spec_len,
191 const url_parse::Parsed& parsed,
192 const url_canon::Replacements<char16>& replacements,
193 url_canon::CharsetConverter* charset_converter,
194 url_canon::CanonOutput* output,
195 url_parse::Parsed* out_parsed);
196
197 // String helper functions ----------------------------------------------------
198
199 // Compare the lower-case form of the given string against the given ASCII
200 // string. This is useful for doing checking if an input string matches some
201 // token, and it is optimized to avoid intermediate string copies.
202 //
203 // The versions of this function that don't take a b_end assume that the b
204 // string is NULL terminated.
205 GURL_API bool LowerCaseEqualsASCII(const char* a_begin,
206 const char* a_end,
207 const char* b);
208 GURL_API bool LowerCaseEqualsASCII(const char* a_begin,
209 const char* a_end,
210 const char* b_begin,
211 const char* b_end);
212 GURL_API bool LowerCaseEqualsASCII(const char16* a_begin,
213 const char16* a_end,
214 const char* b);
215
216 // Unescapes the given string using URL escaping rules.
217 GURL_API void DecodeURLEscapeSequences(const char* input, int length,
218 url_canon::CanonOutputW* output);
219
220 // Escapes the given string as defined by the JS method encodeURIComponent. See
221 // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/encodeUR IComponent
222 GURL_API void EncodeURIComponent(const char* input, int length,
223 url_canon::CanonOutput* output);
224
225
226 } // namespace url_util
227 34
228 #endif // GOOGLEURL_SRC_URL_UTIL_H__ 35 #endif // GOOGLEURL_SRC_URL_UTIL_H__
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