nes-proj/backyard/platform/c64/loader/cfs-init.c

94 lines
3.3 KiB
C

/*
* Copyright (c) 2004, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: cfs-init.c,v 1.1 2007/05/23 23:11:29 oliverschmidt Exp $
*/
#include "contiki.h"
#include "cfs/cfs.h"
#include "cfs/cfs-service.h"
#include <cbm.h>
#include <string.h>
static int s_open(const char *n, int f);
static void s_close(int f);
static int s_read(int f, char *b, unsigned int l);
static int s_write(int f, char *b, unsigned int l) {return -1;}
static int s_opendir(struct cfs_dir *p, const char *n) {return -1;}
static int s_readdir(struct cfs_dir *p, struct cfs_dirent *e) {return -1;}
static int s_closedir(struct cfs_dir *p) {return -1;}
SERVICE(cfs_posix_service, cfs_service,
{ s_open, s_close, s_read, s_write, s_opendir, s_readdir, s_closedir });
PROCESS(cfs_posix_process, "CFS POSIX service");
PROCESS_THREAD(cfs_posix_process, ev, data) {
PROCESS_BEGIN();
SERVICE_REGISTER(cfs_posix_service);
while(ev != PROCESS_EVENT_SERVICE_REMOVED &&
ev != PROCESS_EVENT_EXIT) {
PROCESS_WAIT_EVENT();
}
SERVICE_REMOVE(cfs_posix_service);
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
#include <stdio.h>
static int
s_open(const char *n, int f)
{
if(cbm_open(2, _curunit, CBM_READ, n) == 0) {
/* printf("Opening with _curunit %d\n", _curunit);*/
return 2;
}
return -1;
}
/*---------------------------------------------------------------------------*/
static void
s_close(int f)
{
cbm_close(f);
}
/*---------------------------------------------------------------------------*/
static int
s_read(int f, char *b, unsigned int l)
{
return cbm_read(f, b, l);
}
/*---------------------------------------------------------------------------*/