@brief Read from a file using an opened sftp file handle.
@param file The opened sftp file handle to be read from.
@param buf Pointer to buffer to recieve read data.
@param count Size of the buffer in bytes.
@return Number of bytes written, < 0 on error with ssh and sftp error set.
@see sftp_get_error()
See Implementation
@brief Read from a file using an opened sftp file handle.
@param file The opened sftp file handle to be read from.
@param buf Pointer to buffer to recieve read data.
@param count Size of the buffer in bytes.
@return Number of bytes written, < 0 on error with ssh and sftp error set.
@see sftp_get_error()