0,0 → 1,120 |
/* |
* Copyright (c) 2006 Josef Cejka |
* Copyright (c) 2006 Jakub Vana |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - 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. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. |
*/ |
|
/** @addtogroup libc |
* @{ |
*/ |
/** @file |
*/ |
|
#include <io/io.h> |
#include <io/stream.h> |
#include <string.h> |
#include <malloc.h> |
#include <libc.h> |
#include <ipc/ipc.h> |
#include <ipc/ns.h> |
#include <ipc/fb.h> |
#include <ipc/services.h> |
#include <console.h> |
#include <unistd.h> |
#include <async.h> |
#include <sys/types.h> |
|
static int console_phone = -1; |
|
ssize_t write_stderr(const void *buf, size_t count) |
{ |
return count; |
} |
|
ssize_t read_stdin(void *buf, size_t count) |
{ |
open_console(); |
if (console_phone >= 0) { |
ipcarg_t r0, r1; |
size_t i = 0; |
|
while (i < count) { |
if (async_req_0_2(console_phone, CONSOLE_GETCHAR, &r0, &r1) < 0) |
return -1; |
((char *) buf)[i++] = r0; |
} |
return i; |
} else { |
return -1; |
} |
} |
|
ssize_t write_stdout(const void *buf, size_t count) |
{ |
open_console(); |
if (console_phone >= 0) { |
int i; |
|
for (i = 0; i < count; i++) |
async_msg_1(console_phone, CONSOLE_PUTCHAR, |
((const char *) buf)[i]); |
|
return count; |
} else |
return __SYSCALL3(SYS_KLOG, 1, (sysarg_t) buf, count); |
} |
|
void open_console(void) |
{ |
if (console_phone < 0) { |
int phone = ipc_connect_me_to(PHONE_NS, SERVICE_CONSOLE, 0, 0); |
if (phone >= 0) |
console_phone = phone; |
} |
} |
|
void close_console(void) |
{ |
if (console_phone >= 0) { |
if (ipc_hangup(console_phone) == 0) { |
console_phone = -1; |
} |
} |
} |
|
void klog_update(void) |
{ |
(void) __SYSCALL3(SYS_KLOG, 1, NULL, 0); |
} |
|
int get_cons_phone(void) |
{ |
open_console(); |
return console_phone; |
} |
|
/** @} |
*/ |