/usr/include/GNUstep/GNUstepBase/NSData+GNUstepBase.h is in libgnustep-base-dev 1.24.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | /** Declaration of extension methods for base additions
Copyright (C) 2003-2010 Free Software Foundation, Inc.
Written by: Richard Frith-Macdonald <rfm@gnu.org>
and: Adam Fedor <fedor@gnu.org>
This file is part of the GNUstep Base Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02111 USA.
*/
#ifndef INCLUDED_NSData_GNUstepBase_h
#define INCLUDED_NSData_GNUstepBase_h
#import <GNUstepBase/GSVersionMacros.h>
#import <Foundation/NSData.h>
#if defined(__cplusplus)
extern "C" {
#endif
#if OS_API_VERSION(GS_API_NONE,GS_API_LATEST)
@interface NSData (GNUstepBase)
/** Returns an autoreleased data instance initialised with pseudo-random
* bytes of the specified length.<br />
* On failure returns nil. This may be due to:<br />
* A zero length or unreasonably large length argument or,<br />
* Failure to allocate memory to hold the random data or,<br />
* Failure of the underlying random data generation.
*/
+ (id) dataWithRandomBytesOfLength: (NSUInteger)length;
/**
* Returns an NSString object containing an ASCII hexadecimal representation
* of the receiver. This means that the returned object will contain
* exactly twice as many characters as there are bytes as the receiver,
* as each byte in the receiver is represented by two hexadecimal digits.<br />
* The high order four bits of each byte is encoded before the low
* order four bits. Capital letters 'A' to 'F' are used to represent
* values from 10 to 15.<br />
* If you need the hexadecimal representation as raw byte data, use code
* like -
* <example>
* hexData = [[sourceData hexadecimalRepresentation]
* dataUsingEncoding: NSASCIIStringEncoding];
* </example>
*/
- (NSString*) hexadecimalRepresentation;
/**
* Initialises the receiver with the supplied string data which contains
* a hexadecimal coding of the bytes. The parsing of the string is
* fairly tolerant, ignoring whitespace and permitting both upper and
* lower case hexadecimal digits (the -hexadecimalRepresentation method
* produces a string using only uppercase digits with no white space).<br />
* If the string does not contain one or more pairs of hexadecimal digits
* then an exception is raised.
*/
- (id) initWithHexadecimalRepresentation: (NSString*)string;
/**
* Creates an MD5 digest of the information stored in the receiver and
* returns it as an autoreleased 16 byte NSData object.<br />
* If you need to produce a digest of string information, you need to
* decide what character encoding is to be used and convert your string
* to a data object of that encoding type first using the
* [NSString-dataUsingEncoding:] method -
* <example>
* myDigest = [[myString dataUsingEncoding: NSUTF8StringEncoding] md5Digest];
* </example>
* If you need to use the digest in a human readable form, you will
* probably want it to be seen as 32 hexadecimal digits, and can do that
* using the -hexadecimalRepresentation method.
*/
- (NSData*) md5Digest;
/**
* Decodes the source data from uuencoded and return the result.<br />
* Returns the encoded file name in namePtr if it is not null.
* Returns the encoded file mode in modePtr if it is not null.
*/
- (BOOL) uudecodeInto: (NSMutableData*)decoded
name: (NSString**)namePtr
mode: (NSInteger*)modePtr;
/**
* Encode the source data to uuencoded.<br />
* Uses the supplied name as the filename in the encoded data,
* and says that the file mode is as specified.<br />
* If no name is supplied, uses <code>untitled</code> as the name.
*/
- (BOOL) uuencodeInto: (NSMutableData*)encoded
name: (NSString*)name
mode: (NSInteger)mode;
@end
#endif /* OS_API_VERSION */
#if defined(__cplusplus)
}
#endif
#endif /* INCLUDED_NSData_GNUstepBase_h */
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