1 /*
2 * This file is part of the MicroPython project, http://micropython.org/
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (c) 2021 Damien P. George
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
26
27 #include <string.h>
28 #include "py/mphal.h"
29
30 #if !MICROPY_PY_HAAS_SPECIFIC // disabled by HaaS-AMP
31 /*
32 * Extra stdout functions
33 * These can be either optimized for a particular port, or reference
34 * implementation below can be used.
35 */
36
37 // Send "cooked" string of given length, where every occurrence of
38 // LF character is replaced with CR LF ("\n" is converted to "\r\n").
39 // This is an optimised version to reduce the number of calls made
40 // to mp_hal_stdout_tx_strn.
mp_hal_stdout_tx_strn_cooked(const char * str,size_t len)41 void mp_hal_stdout_tx_strn_cooked(const char *str, size_t len) {
42 const char *last = str;
43 while (len--) {
44 if (*str == '\n') {
45 if (str > last) {
46 mp_hal_stdout_tx_strn(last, str - last);
47 }
48 mp_hal_stdout_tx_strn("\r\n", 2);
49 ++str;
50 last = str;
51 } else {
52 ++str;
53 }
54 }
55 if (str > last) {
56 mp_hal_stdout_tx_strn(last, str - last);
57 }
58 }
59
60 // Send zero-terminated string
mp_hal_stdout_tx_str(const char * str)61 void mp_hal_stdout_tx_str(const char *str) {
62 mp_hal_stdout_tx_strn(str, strlen(str));
63 }
64 #endif
65