ImgHistory

/* Copyright 1997 Acorn Computers Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/***************************************************/
/* File   : ImgHistory.h                           */
/*                                                 */
/* Purpose: Remembering image sizes, in case the   */
/*          HTML doesn't specify it.               */
/*                                                 */
/* Author : A.D.Hodgkinson                         */
/*                                                 */
/* History: 22-Nov-97: Created.                    */
/***************************************************/

/* Function prototypes */

_kernel_oserror * imghistory_record      (const char ** url_base, int url_offset, int os_x, int os_y);
void              imghistory_return_size (const char ** url_base, int url_offset, int * os_x, int * os_y);

void              imghistory_expire      (unsigned int time);
void              imghistory_limit       (unsigned int size);

_kernel_oserror * imghistory_load        (const char * pathname);
_kernel_oserror * imghistory_save        (const char * pathname);

int               imghistory_empty       (void);