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1465 cejka 1 
/*
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 * Copyright (c) 2006 Josef Cejka
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 * Copyright (c) 2006 Jakub Vana
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 * All rights reserved.
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 *
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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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 * are met:
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 *
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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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 * - 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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 *   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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 *   derived from this software without specific prior written permission.
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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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 * 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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 * 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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 * 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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 * 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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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup libc
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 * @{
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 */
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/** @file
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 */
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#include <io/io.h>
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#include <io/stream.h>
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#include <string.h>
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#include <malloc.h>
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#include <libc.h>
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#include <ipc/ipc.h>
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#include <ipc/ns.h>
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#include <ipc/fb.h>
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#include <ipc/services.h>
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#include <console.h>
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#include <unistd.h>
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#include <async.h>
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#include <sys/types.h>
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static int console_phone = -1;
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ssize_t write_stderr(const void *buf, size_t count)
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{
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    return count;
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}
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ssize_t read_stdin(void *buf, size_t count)
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{
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    ipcarg_t r0, r1;
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    size_t i = 0;
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    while (i < count) {
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        if (async_req_0_2(console_phone, CONSOLE_GETCHAR, &r0,
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            &r1) < 0) {
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            return -1;
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        }
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        ((char *) buf)[i++] = r0;
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    }
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    return i;
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}
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ssize_t write_stdout(const void *buf, size_t count)
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{
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    int i;
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    for (i = 0; i < count; i++)
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        async_msg_1(console_phone, CONSOLE_PUTCHAR,
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            ((const char *) buf)[i]);
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    return count;
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}
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void open_stdin(void)
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{
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    if (console_phone < 0) {
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        while ((console_phone = ipc_connect_me_to(PHONE_NS,
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            SERVICE_CONSOLE, 0, 0)) < 0) {
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            usleep(10000);
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        }
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    }
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}
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void open_stdout(void)
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{
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    if (console_phone < 0) {
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        while ((console_phone = ipc_connect_me_to(PHONE_NS,
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            SERVICE_CONSOLE, 0, 0)) < 0) {
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            usleep(10000);
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        }
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    }
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}
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int get_cons_phone(void)
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{
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    return console_phone;
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}
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/** @}
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 */