ObjFW  Diff

/**
 * Initializes an already allocated OFFile.
 *
 * \param fp A file pointer, returned from for example fopen().
 *	     It is not closed when the OFFile object is deallocated!
 */
- initWithFilePointer: (FILE*)fp;

/**
 * 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 * 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)readNItems: (size_t)nitems
	      ofSize: (size_t)size
	  intoBuffer: (char*)buf;

/**
 * Writes from a buffer into the file.
 *
 * \param nitems The number of items to write
 * \param size The size of the data that should be written
 * \param buf The buffer from which the data is written to the file
 * \return The number of bytes written
 */
- (size_t)writeNItems: (size_t)nitems
	       ofSize: (size_t)size
	   fromBuffer: (const char*)buf;
@end

@interface OFFileSingleton: OFFile
@end

/// An OFFile object for stdin.
extern OFFile *of_stdin;
/// An OFFile object for stdout.
extern OFFile *of_stdout;
/// An OFFile object for stderr.
extern OFFile *of_stderr;