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  1. /*
  2.  * Copyright (c) 2006 Josef Cejka
  3.  * Copyright (c) 2006 Jakub Vana
  4.  * All rights reserved.
  5.  *
  6.  * Redistribution and use in source and binary forms, with or without
  7.  * modification, are permitted provided that the following conditions
  8.  * are met:
  9.  *
  10.  * - Redistributions of source code must retain the above copyright
  11.  *   notice, this list of conditions and the following disclaimer.
  12.  * - Redistributions in binary form must reproduce the above copyright
  13.  *   notice, this list of conditions and the following disclaimer in the
  14.  *   documentation and/or other materials provided with the distribution.
  15.  * - The name of the author may not be used to endorse or promote products
  16.  *   derived from this software without specific prior written permission.
  17.  *
  18.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28.  */
  29.  
  30. /** @addtogroup libc
  31.  * @{
  32.  */
  33. /** @file
  34.  */
  35.  
  36. #include <io/io.h>
  37. #include <io/stream.h>
  38. #include <string.h>
  39. #include <malloc.h>
  40. #include <libc.h>
  41. #include <ipc/ipc.h>
  42. #include <ipc/ns.h>
  43. #include <ipc/fb.h>
  44. #include <ipc/services.h>
  45. #include <ipc/console.h>
  46. #include <console.h>
  47. #include <kbd/kbd.h>
  48. #include <unistd.h>
  49. #include <async.h>
  50. #include <sys/types.h>
  51.  
  52. ssize_t read_stdin(void *buf, size_t count)
  53. {
  54.     int cons_phone = console_open(false);
  55.    
  56.     if (cons_phone >= 0) {
  57.         kbd_event_t ev;
  58.         int rc;
  59.         size_t i = 0;
  60.        
  61.         while (i < count) {
  62.             do {
  63.                 rc = kbd_get_event(&ev);
  64.                 if (rc < 0) return -1;
  65.             } while (ev.c == 0 || ev.type == KE_RELEASE);
  66.            
  67.             ((char *) buf)[i++] = ev.c;
  68.         }
  69.         return i;
  70.     } else
  71.         return -1;
  72. }
  73.  
  74. /** Write a string to klog. */
  75. int klog_puts(const char *str)
  76. {
  77.     return __SYSCALL3(SYS_KLOG, 1, (sysarg_t) str, str_size(str));
  78. }
  79.  
  80. void klog_update(void)
  81. {
  82.     (void) __SYSCALL3(SYS_KLOG, 1, NULL, 0);
  83. }
  84.  
  85. /** @}
  86.  */
  87.