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/* CFURLComponents_Internal.h
Copyright (c) 2015-2019, Apple Inc. All rights reserved.
Portions Copyright (c) 2014-2019, Apple Inc. and the Swift project authors
Licensed under Apache License v2.0 with Runtime Library Exception
See http://swift.org/LICENSE.txt for license information
See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
*/
#ifndef CFURLComponents_Internal_h
#define CFURLComponents_Internal_h
#include "CFString.h"
// _URIParseInfo keeps track of what parts of a parsed uriReference are
// present and the offset of where they start in the uriReference.
struct _URIParseInfo {
// schemeOffset is not needed because if there is a scheme, it is always at offset 0.
unsigned long userinfoNameOffset;
unsigned long userinfoPasswordOffset;
unsigned long hostOffset;
unsigned long portOffset;
unsigned long pathOffset;
unsigned long queryOffset;
unsigned long fragmentOffset;
unsigned long endOffset;
// set if the URI component/subcomponent exists
unsigned long schemeExists : 1;
unsigned long authorityExists : 1; // this tells us if the hier-part of relative-part was in the form: "//" authority path-abempty
unsigned long userinfoNameExists : 1;
unsigned long userinfoPasswordExists : 1;
unsigned long hostExists : 1;
unsigned long portExists : 1;
// pathExists is not needed because there's always a path... it just might be zero length.
unsigned long semicolonInPathExists : 1; // param is obsolete, but we still percent-encode the ';' for backwards compatiblity with NSURL/CFURL.
unsigned long queryExists : 1;
unsigned long fragmentExists : 1;
};
typedef CF_ENUM(unsigned short, _CFURIParserURLAllowedCharacter) {
kURLSchemeAllowed = 0x0001,
kURLUserAllowed = 0x0002,
kURLPasswordAllowed = 0x0004,
kURLHostAllowed = 0x0008,
kURLPortAllowed = 0x0010,
kURLPathAllowed = 0x0020,
kURLQueryAllowed = 0x0040,
kURLFragmentAllowed = 0x0080,
kURLHexDigAllowed = 0x0100,
kURLAlphaAllowed = 0x0200,
kURLQueryItemNameAllowed = 0x0400, // the same as kURLQueryAllowed only '=' and '&' are not allowed
};
CF_PRIVATE Boolean _CFURIParserParseURIReference(CFStringRef urlString, struct _URIParseInfo *parseInfo);
CF_PRIVATE CFRange _CFURIParserGetSchemeRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetUserinfoNameRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetUserinfoPasswordRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetHostRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetPortRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetPathRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetQueryRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE CFRange _CFURIParserGetFragmentRange(const struct _URIParseInfo *parseInfo, Boolean includeSeparators);
CF_PRIVATE Boolean _CFURIParserAlphaAllowed(UniChar ch);
CF_PRIVATE Boolean _CFURIParserValidateComponent(CFStringRef urlString, CFRange componentRange, _CFURIParserURLAllowedCharacter allowedMask, Boolean pctEncodedAllowed);
CF_PRIVATE Boolean _CFURIParserURLStringIsValid(CFStringRef urlString, struct _URIParseInfo *parseInfo);
#endif /* CFURLComponents_Internal_h */
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