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* the packaging of this file.
*/
#import <stdio.h>
#import <sys/types.h>
#import "OFObject.h"
#import "OFStream.h"
/**
* The OFFile class provides functions to read, write and manipulate files.
*/
@interface OFFile: OFObject
@interface OFFile: OFObject <OFStream>
{
FILE *fp;
}
/**
* \param path The path to the file to open as a C string
* \param mode The mode in which the file should be opened as a C string
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* \param buf The buffer into which the data is read
* \param size The size of the data that should be read.
* The buffer MUST be at least size * nitems big!
* \param nitems nitem The number of items to read
* The buffer MUST be at least size * nitems big!
* \return The number of bytes read
*/
- (size_t)readIntoBuffer: (uint8_t*)buf
withSize: (size_t)size
andNItems: (size_t)nitems;
- (size_t)readNItems: (size_t)nitems
ofSize: (size_t)size
intoBuffer: (uint8_t*)buf;
/**
* Reads from the file into a buffer.
*
* \param buf The buffer into which the data is read
* \param size The size of the data that should be read.
* The buffer MUST be at least size big!
* \return The number of bytes read
*/
- (size_t)readNBytes: (size_t)size
intoBuffer: (uint8_t*)buf;
/**
* Reads from the file into a new buffer.
*
* \param size The size of the data that should be read
* \param nitem The number of items to read
* \return A new buffer with the data read.
* It is part of the memory pool of the OFFile.
*/
- (uint8_t*)readNItems: (size_t)nitems
- (uint8_t*)readWithSize: (size_t)size
andNItems: (size_t)nitems;
- (size_t)writeBuffer: (uint8_t*)buf
withSize: (size_t)size
andNItems: (size_t)nitems;
- (size_t)writeNItems: (size_t)nitems
ofSize: (size_t)size
fromBuffer: (uint8_t*)buf;
/**
* Writes from a buffer into the file.
*
* \param buf The buffer from which the data is written to the file
* \param size The size of the data that should be written
* \return The number of bytes written
*/
- (size_t)writeNBytes: (size_t)size
fromBuffer: (uint8_t*)buf;
@end
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