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3582 rimsky 1
/*
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 * Copyright (c) 2006 Ondrej Palkovsky
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 * Copyright (c) 2008 Martin Decky
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 * Copyright (c) 2008 Pavel Rimsky
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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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/**
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 * @defgroup serial Serial console
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 * @brief    Serial console services (putc, puts, clear screen, cursor goto,...).*
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 * @{
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 */
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/** @file
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 */
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#include <stdio.h>
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#include "serial_console.h"
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#define MAX_CONTROL 20
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static uint32_t width;
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static uint32_t height;
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static putc_function_t putc_function;
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void serial_puts(char *str)
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{
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    while (*str)
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        putc_function(*(str++));
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}
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void serial_goto(const unsigned int row, const unsigned int col)
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{
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    if ((row > height) || (col > width))
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        return;
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    char control[20];
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    snprintf(control, 20, "\033[%u;%uf", row + 1, col + 1);
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    serial_puts(control);
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}
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void serial_clrscr(void)
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{
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    serial_puts("\033[2J");
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}
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void serial_scroll(int i)
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{
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    if (i > 0) {
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        serial_goto(height - 1, 0);
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        while (i--)
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            serial_puts("\033D");
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    } else if (i < 0) {
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        serial_goto(0, 0);
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        while (i++)
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            serial_puts("\033M");
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    }
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}
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void serial_set_style(const unsigned int mode)
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{
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    char control[MAX_CONTROL];
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    snprintf(control, MAX_CONTROL, "\033[%um", mode);
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    serial_puts(control);
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}
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void serial_cursor_disable(void)
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{
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    serial_puts("\033[?25l");
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}
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void serial_cursor_enable(void)
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{
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    serial_puts("\033[?25h");
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}
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void serial_console_init(putc_function_t putc_fn, uint32_t w, uint32_t h)
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{
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    width = w;
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    height = h;
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    putc_function = putc_fn;
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}
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/**
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 * @}
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 */