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/*
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/*
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 * Copyright (c) 2006 Martin Decky
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 * Copyright (c) 2006 Martin Decky
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 * All rights reserved.
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 * All rights reserved.
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 *
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * are met:
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 *
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 *
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 * - Redistributions of source code must retain the above copyright
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *   derived from this software without specific prior written permission.
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 *
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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 */
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/** @addtogroup fs
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/** @addtogroup fs
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 * @{
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 * @{
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 */
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 */
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/**
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/**
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 * @file    fs.c
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 * @file    fs.c
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 * @brief   File system driver for HelenOS.
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 * @brief   File system driver for HelenOS.
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 */
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 */
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#include <ipc/ipc.h>
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#include <ipc/services.h>
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#include <ipc/ns.h>
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#include <sysinfo.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <as.h>
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#include <ddi.h>
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#include <align.h>
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#include <bool.h>
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#include <errno.h>
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#include <async.h>
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#include "fs.h"
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static void fs_connection(ipc_callid_t iid, ipc_call_t *icall)
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{
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    ipc_callid_t callid;
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    ipc_call_t call;
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    int retval;
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    ipc_answer_fast(iid, 0, 0, 0);
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    while (1) {
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        callid = async_get_call(&call);
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        switch (IPC_GET_METHOD(call)) {
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        case IPC_M_PHONE_HUNGUP:
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            ipc_answer_fast(callid, 0,0,0);
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            return;
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        case FS_OPEN:
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            //Why doesn't printf do anything in this task?
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            printf("FS_OPEN called");  
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            char * f_name = (char *) IPC_GET_ARG1(call);
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            printf("I should open file: %s \n",f_name);
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            retval = 73;
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            break;
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        case FS_READ:
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            printf("FS_READ called");
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            unsigned int file_handle = IPC_GET_ARG1(call);
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            void * buffer = (void *) IPC_GET_ARG2(call);
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            unsigned int count = IPC_GET_ARG3(call);
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            //I still don't know how to copy memory to another task :(
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            //Or can i only map memory?
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            retval = 0;
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            break;
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        default:
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            retval = EINVAL;
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        }
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        ipc_answer_fast(callid, retval, 0, 0);
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    }  
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}
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static bool fs_init(void)
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{
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    return true;
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}
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int main(int argc, char **argv)
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int main(int argc, char **argv)
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{
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{
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    if (fs_init()) {
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        ipcarg_t phonead;
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        async_set_client_connection(fs_connection);
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        /* Register service at nameserver */
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        if (ipc_connect_to_me(PHONE_NS, SERVICE_FS, 0, &phonead) != 0)
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            return -1;
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        async_manager();
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        /* Never reached */
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    return 0;
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        return 0;
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    }
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    return -1;
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}
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}
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/**
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/**
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 * @}
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 * @}
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 */
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 */
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