Subversion Repositories HelenOS

#include <ipc/ipc.h>

#include <ipc/services.h>

#include <ipc/ns.h>

#include <sysinfo.h>

#include <stdio.h>

#include <stdlib.h>

#include <as.h>

#include <ddi.h>

#include <align.h>

#include <bool.h>

#include <errno.h>

#include <async.h>

#include "fs.h"

static void fs_connection(ipc_callid_t iid, ipc_call_t *icall)

{

    ipc_callid_t callid;

    ipc_call_t call;

    int retval;

    ipc_answer_fast(iid, 0, 0, 0);

    while (1) {

        callid = async_get_call(&call);

        switch (IPC_GET_METHOD(call)) {

        case IPC_M_PHONE_HUNGUP:

            ipc_answer_fast(callid, 0,0,0);

            return;

        case FS_OPEN:

            //Why doesn't printf do anything in this task?

            printf("FS_OPEN called");  

            char * f_name = (char *) IPC_GET_ARG1(call);

            printf("I should open file: %s \n",f_name);

            retval = 73;

            break;

        case FS_READ:

            printf("FS_READ called");

            unsigned int file_handle = IPC_GET_ARG1(call);

            void * buffer = (void *) IPC_GET_ARG2(call);

            unsigned int count = IPC_GET_ARG3(call);

            //I still don't know how to copy memory to another task :(

            //Or can i only map memory?

            retval = 0;

            break;

        default:

            retval = EINVAL;

        }

        ipc_answer_fast(callid, retval, 0, 0);

    }  

}

static bool fs_init(void)

{

    return true;

}

    if (fs_init()) {

        ipcarg_t phonead;

        async_set_client_connection(fs_connection);

        /* Register service at nameserver */

        if (ipc_connect_to_me(PHONE_NS, SERVICE_FS, 0, &phonead) != 0)

            return -1;

        async_manager();

        /* Never reached */

    }

    return -1;