/*
* Copyright (c) 2008 - 2009
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#include <stdio.h>
#include <stdarg.h>
#import "OFObject.h"
typedef uint32_t of_unichar_t;
enum of_string_encoding {
OF_STRING_ENCODING_UTF_8,
OF_STRING_ENCODING_ISO_8859_1,
OF_STRING_ENCODING_ISO_8859_15,
OF_STRING_ENCODING_WINDOWS_1252
};
extern int of_string_check_utf8(const char*, size_t);
extern size_t of_string_unicode_to_utf8(of_unichar_t, char*);
extern size_t of_string_utf8_to_unicode(const char*, size_t, of_unichar_t*);
extern size_t of_string_position_to_index(const char*, size_t);
extern size_t of_string_index_to_position(const char*, size_t, size_t);
@class OFArray;
/**
* A class for managing strings.
*/
@interface OFString: OFObject <OFCopying, OFMutableCopying>
{
char *string;
unsigned int length;
#if defined(OF_APPLE_RUNTIME) && __LP64__
int _unused;
#endif
BOOL is_utf8;
}
/**
* \return A new autoreleased OFString
*/
+ string;
/**
* Creates a new OFString from a UTF-8 encoded C string.
*
* \param str A UTF-8 encoded C string to initialize the OFString with
* \return A new autoreleased OFString
*/
+ stringWithCString: (const char*)str;
/**
* Creates a new OFString from a C string with the specified encoding.
*
* \param str A C string to initialize the OFString with
* \param encoding The encoding of the C string
* \return A new autoreleased OFString
*/
+ stringWithCString: (const char*)str
encoding: (enum of_string_encoding)encoding;
/**
* Creates a new OFString from a C string with the specified encoding and
* length.
*
* \param str A C string to initialize the OFString with
* \param encoding The encoding of the C string
* \param len The length of the C string
* \return A new autoreleased OFString
*/
+ stringWithCString: (const char*)str
encoding: (enum of_string_encoding)encoding
length: (size_t)len;
/**
* Creates a new OFString from a UTF-8 encoded C string with the specified
* length.
*
* \param str A UTF-8 encoded C string to initialize the OFString with
* \param len The length of the UTF-8 encoded C string
* \return A new autoreleased OFString
*/
+ stringWithCString: (const char*)str
length: (size_t)len;
/**
* Creates a new OFString from a format string.
* See printf for the format syntax.
*
* \param fmt A string used as format to initialize the OFString
* \return A new autoreleased OFString
*/
+ stringWithFormat: (OFString*)fmt, ...;
/**
* Creates a new OFString from another string.
*
* \param str A string to initialize the OFString with
* \return A new autoreleased OFString
*/
+ stringWithString: (OFString*)str;
/**
* Initializes an already allocated OFString.
*
* \return An initialized OFString
*/
- init;
/**
* Initializes an already allocated OFString from a UTF-8 encoded C string.
*
* \param str A UTF-8 encoded C string to initialize the OFString with
* \return An initialized OFString
*/
- initWithCString: (const char*)str;
/**
* Initializes an already allocated OFString from a C string with the specified
* encoding.
*
* \param str A C string to initialize the OFString with
* \param encoding The encoding of the C string
* \return An initialized OFString
*/
- initWithCString: (const char*)str
encoding: (enum of_string_encoding)encoding;
/**
* Initializes an already allocated OFString from a C string with the specified
* encoding and length.
*
* \param str A C string to initialize the OFString with
* \param encoding The encoding of the C string
* \param len The length of the C string
* \return An initialized OFString
*/
- initWithCString: (const char*)str
encoding: (enum of_string_encoding)encoding
length: (size_t)len;
/**
* Initializes an already allocated OFString from a UTF-8 encoded C string with
* the specified length.
*
* \param str A UTF-8 encoded C string to initialize the OFString with
* \param len The length of the UTF-8 encoded C string
* \return An initialized OFString
*/
- initWithCString: (const char*)str
length: (size_t)len;
/**
* Initializes an already allocated OFString with a format string.
* See printf for the format syntax.
*
* \param fmt A string used as format to initialize the OFString
* \return An initialized OFString
*/
- initWithFormat: (OFString*)fmt, ...;
/**
* Initializes an already allocated OFString with a format string.
* See printf for the format syntax.
*
* \param fmt A string used as format to initialize the OFString
* \param args The arguments used in the format string
* \return An initialized OFString
*/
- initWithFormat: (OFString*)fmt
arguments: (va_list)args;
/**
* Initializes an already allocated OFString with another string.
*
* \param str A string to initialize the OFString with
* \return An initialized OFString
*/
- initWithString: (OFString*)str;
/**
* \return The OFString as a UTF-8 encoded C string
*/
- (const char*)cString;
/**
* \return The length of the string in Unicode characters
*/
- (size_t)length;
/**
* \return The length of the string which cString would return
*/
- (size_t)cStringLength;
/**
* Compares the OFString to another OFString.
*
* \param str A string to compare with
* \return An of_comparison_result_t
*/
- (of_comparison_result_t)compare: (OFString*)str;
/**
* Compares the OFString to another OFString without caring about the case.
*
* \param str A string to compare with
* \return An of_comparison_result_t
*/
- (of_comparison_result_t)caseInsensitiveCompare: (OFString*)str;
/**
* \param index The index of the Unicode character to return
* \return The Unicode character at the specified index
*/
- (of_unichar_t)characterAtIndex: (size_t)index;
/**
* \param str The string to search
* \return The index of the first occurrence of the string or SIZE_MAX if it
* wasn't found
*/
- (size_t)indexOfFirstOccurrenceOfString: (OFString*)str;
/**
* \param str The string to search
* \return The index of the last occurrence of the string or SIZE_MAX if it
* wasn't found
*/
- (size_t)indexOfLastOccurrenceOfString: (OFString*)str;
/**
* \param start The index where the substring starts
* \param end The index where the substring ends.
* This points BEHIND the last character!
* \return The substring as a new autoreleased OFString
*/
- (OFString*)substringFromIndex: (size_t)start
toIndex: (size_t)end;
/**
* \param range The range of the substring
* \return The substring as a new autoreleased OFString
*/
- (OFString*)substringWithRange: (of_range_t)range;
/**
* Creates a new string by appending another string.
*
* \param str The string to append
* \return A new autoreleased OFString with the specified string appended
*/
- (OFString*)stringByAppendingString: (OFString*)str;
/**
* Checks whether the string has the specified prefix.
*
* \param prefix The prefix to check for
* \return A boolean whether the string has the specified prefix
*/
- (BOOL)hasPrefix: (OFString*)prefix;
/**
* Checks whether the string has the specified suffix.
*
* \param suffix The suffix to check for
* \return A boolean whether the string has the specified suffix
*/
- (BOOL)hasSuffix: (OFString*)suffix;
/**
* Splits an OFString into an OFArray of OFStrings.
*
* \param delimiter The delimiter for splitting
* \return An autoreleased OFArray with the splitted string
*/
- (OFArray*)splitWithDelimiter: (OFString*)delimiter;
/**
* Returns the decimal value of the string as an intmax_t or throws an
* OFInvalidEncoding exception if the string contains any non-number characters.
*
* \return An OFNumber
*/
- (intmax_t)decimalValueAsInteger;
/**
* Returns the hexadecimal value of the string as an intmax_t or throws an
* OFInvalidEncoding exception if the string contains any non-number characters.
*
* \return An OFNumber
*/
- (intmax_t)hexadecimalValueAsInteger;
@end
#import "OFConstString.h"
#import "OFMutableString.h"
#import "OFHashes.h"
#import "OFURLEncoding.h"
#import "OFXMLElement.h"
#import "OFXMLParser.h"