1 /*
2 * Copyright (c) 2022 Talkweb Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <stdarg.h>
17 #include "securec.h"
18 #include "los_debug.h"
19 #include "los_interrupt.h"
20 #include "uart.h"
21
dputs(char const * s,int (* pFputc)(int n,FILE * cookie),void * cookie)22 static void dputs(char const *s, int (*pFputc)(int n, FILE *cookie), void *cookie)
23 {
24 unsigned int intSave;
25
26 intSave = LOS_IntLock();
27 while (*s) {
28 pFputc(*s++, cookie);
29 }
30 LOS_IntRestore(intSave);
31 }
32
hal_trace_printf(uint32_t attr,const char * fmt,...)33 int hal_trace_printf(uint32_t attr, const char *fmt, ...)
34 {
35 char buf[1024] = { 0 };
36 va_list ap;
37 va_start(ap, fmt);
38 int len = vsnprintf_s(buf, sizeof(buf), 1024 - 1, fmt, ap);
39 if (len > 0) {
40 dputs(buf, UartPutc, 0);
41 } else {
42 dputs("printf error!\n", UartPutc, 0);
43 }
44 va_end(ap);
45 return len;
46 }
47
printf(char const * fmt,...)48 int printf(char const *fmt, ...)
49 {
50 char buf[1024] = { 0 };
51 va_list ap;
52 va_start(ap, fmt);
53 int len = vsnprintf_s(buf, sizeof(buf), 1024 - 1, fmt, ap);
54 if (len > 0) {
55 dputs(buf, UartPutc, 0);
56 } else {
57 dputs("printf error!\n", UartPutc, 0);
58 }
59 va_end(ap);
60 return len;
61 }
62