75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
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/*Copyright 2020-2021 T-Head Semiconductor Co., Ltd.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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* minilibc stdio
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*
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*/
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#ifndef _MINILIBC_STDIO_H_
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#define _MINILIBC_STDIO_H__
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#include <stdarg.h>
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#define BUFSIZE 2048
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struct __stdio_file {
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int fd;
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int flags;
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unsigned int bs; /* read: bytes in buffer */
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unsigned int bm; /* position in buffer */
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// unsigned int buflen; /* length of buf */
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// char *buf;
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struct __stdio_file *next; /* for fflush */
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unsigned char ungetbuf;
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char ungotten;
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unsigned int lock;
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};
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#define ERRORINDICATOR 1
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#define EOFINDICATOR 2
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#define BUFINPUT 4
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#define BUFLINEWISE 8
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#define NOBUF 16
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#define STATICBUF 32
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#define FDPIPE 64
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#define CANREAD 128
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#define CANWRITE 256
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#include <stdio.h>
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/* ..scanf */
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struct arg_scanf {
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void *data;
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int (*getch)(void*);
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int (*putch)(int,void*);
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};
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int __v_scanf(struct arg_scanf* fn, const char *format, va_list arg_ptr);
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struct arg_printf {
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void *data;
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int (*put)(void*,size_t,void*);
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};
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int __v_printf(struct arg_printf* fn, const char *format, va_list arg_ptr);
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int __isinf(double d);
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int __isnan(double d);
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int __dtostr(double d,char *buf,unsigned int maxlen,unsigned int prec,unsigned int prec2);
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int __lltostr(char *s, int size, unsigned long long i, int base, char UpCase);
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int __ltostr(char *s, unsigned int size, unsigned long i, unsigned int base, int UpCase);
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#endif /* _MINILIBC_STDIO_H_ */
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