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https://github.com/portapack-mayhem/mayhem-firmware.git
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80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
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/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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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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* @file chprintf.h
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* @brief Mini printf-like functionality.
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*
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* @addtogroup chprintf
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* @{
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*/
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#ifndef _CHPRINTF_H_
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#define _CHPRINTF_H_
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#include <stdarg.h>
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/**
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* @brief Float type support.
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*/
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#if !defined(CHPRINTF_USE_FLOAT) || defined(__DOXYGEN__)
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#define CHPRINTF_USE_FLOAT FALSE
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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void chvprintf(BaseSequentialStream *chp, const char *fmt, va_list ap);
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int chsnprintf(char *str, size_t size, const char *fmt, ...);
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#ifdef __cplusplus
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}
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#endif
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/**
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* @brief System formatted output function.
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* @details This function implements a minimal @p printf() like functionality
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* with output on a @p BaseSequentialStream.
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* The general parameters format is: %[-][width|*][.precision|*][l|L]p.
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* The following parameter types (p) are supported:
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* - <b>x</b> hexadecimal integer.
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* - <b>X</b> hexadecimal long.
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* - <b>o</b> octal integer.
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* - <b>O</b> octal long.
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* - <b>d</b> decimal signed integer.
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* - <b>D</b> decimal signed long.
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* - <b>u</b> decimal unsigned integer.
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* - <b>U</b> decimal unsigned long.
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* - <b>c</b> character.
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* - <b>s</b> string.
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* .
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*
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* @param[in] chp pointer to a @p BaseSequentialStream implementing object
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* @param[in] fmt formatting string
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*
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* @api
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*/
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static INLINE void chprintf(BaseSequentialStream *chp, const char *fmt, ...) {
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va_list ap;
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va_start(ap, fmt);
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chvprintf(chp, fmt, ap);
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va_end(ap);
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}
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#endif /* _CHPRINTF_H_ */
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/** @} */
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