Reads bytes at the current file offset into a buffer.
func read(into buffer: UnsafeMutableRawBufferPointer, retryOnInterrupt: Bool = true) throws -> Int
The number of bytes that were read.
doc://com.apple.documentation/documentation/swift/unsafemutablerawbufferpointer/3019191-count property of
buffer determines the maximum number of bytes that are read into that buffer.
After reading, this method increments the file’s offset by the number of bytes read. To change the file’s offset, call the
The corresponding C function is