NSData(Compression) Category Reference
Declared in | NSData+Compression.h NSData+Compression.m |
Overview
Adds compression and decompression messages to NSData. Methods extracted from source given at http://www.cocoadev.com/index.pl?NSDataCategory
Tasks
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– zlibInflate
Returns a data object containing a Zlib decompressed copy of the receivers contents.
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– zlibDeflate
Returns a data object containing a Zlib compressed copy of the receivers contents.
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– zlibInflateInto:offset:
Inflates the data into a given buffer starting at a certain offset.
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– gzipInflate
Returns a data object containing a Gzip decompressed copy of the receivers contents.
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– gzipDeflate
Returns a data object containing a Gzip compressed copy of the receivers contents.
Instance Methods
gzipDeflate
Returns a data object containing a Gzip compressed copy of the receivers contents.
- (NSData *)gzipDeflate
Return Value
A data object containing a Gzip compressed copy of the receivers contents.
Discussion
Returns a data object containing a Gzip compressed copy of the receivers contents.
Declared In
NSData+Compression.h
gzipInflate
Returns a data object containing a Gzip decompressed copy of the receivers contents.
- (NSData *)gzipInflate
Return Value
A data object containing a Gzip decompressed copy of the receivers contents.
Discussion
Returns a data object containing a Gzip decompressed copy of the receivers contents.
Declared In
NSData+Compression.h
zlibDeflate
Returns a data object containing a Zlib compressed copy of the receivers contents.
- (NSData *)zlibDeflate
Return Value
A data object containing a Zlib compressed copy of the receivers contents.
Discussion
Returns a data object containing a Zlib compressed copy of the receivers contents.
Declared In
NSData+Compression.h
zlibInflate
Returns a data object containing a Zlib decompressed copy of the receivers contents.
- (NSData *)zlibInflate
Return Value
A data object containing a Zlib decompressed copy of the receivers contents.
Discussion
Returns a data object containing a Zlib decompressed copy of the receivers contents.
Declared In
NSData+Compression.h
zlibInflateInto:offset:
Inflates the data into a given buffer starting at a certain offset.
- (int)zlibInflateInto:(NSMutableData *)buffer offset:(NSUInteger)offset
Parameters
- buffer
A pointer to an instance of NSMutableData to popluated with the inflated data.
- offset
The offset at which to start reading from [self bytes]
Return Value
The number of bytes consumed \internal This method is not part of the original cocoadev.com source
Discussion
Inflates the data into a given buffer starting at a certain offset.
Declared In
NSData+Compression.h