mirror of https://github.com/rusefi/rusefi-1.git
99 lines
2.1 KiB
C++
99 lines
2.1 KiB
C++
/**
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* @file datalogging.h
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* @brief Buffered console output stream header
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*
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* @date Feb 25, 2013
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* @author Andrey Belomutskiy, (c) 2012-2020
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*/
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#pragma once
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#include <stdarg.h>
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#include <stdint.h>
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#define DELIMETER ","
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// todo: migrate to external buffer so that different instances have different
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// size of buffers?
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class Logging {
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public:
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Logging() = delete;
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Logging(const char *name, char *buffer, int bufferSize);
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void reset();
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void vappendPrintf(const char *fmt, va_list arg);
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void append(const char *text);
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void appendFast(const char *text);
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void appendPrintf(const char *fmt, ...);
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void appendFloat(float value, int precision);
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void terminate() {
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linePointer[0] = '\0';
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}
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/**
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* This macro breaks the normal zero=termination constraint, please take care of this outside of this function
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*/
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void appendChar(char c) {
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*linePointer = c;
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linePointer++;
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}
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size_t loggingSize() const {
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return (uintptr_t)linePointer - (uintptr_t)buffer;
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}
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size_t remainingSize() const {
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return bufferSize - loggingSize();
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}
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//private:
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bool validateBuffer(const char *text, uint32_t extraLen);
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const char* const name = nullptr;
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/**
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* Zero-terminated buffer of pending debug message
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*
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* Unless a larger external buffer is specified, this is just a pointer to DEFAULT_BUFFER
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*/
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char* const buffer = nullptr;
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const int bufferSize = 0;
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/**
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* This pointer is always pointing at the position within the buffer into which next
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* write operation would append additional data
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*/
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char *linePointer = nullptr;
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};
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class LoggingWithStorage : public Logging {
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public:
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explicit LoggingWithStorage(const char *name);
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char DEFAULT_BUFFER[200];
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};
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void initLoggingExt(Logging *logging, const char *name, char *buffer, int bufferSize);
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void appendMsgPrefix(Logging *logging);
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void appendMsgPostfix(Logging *logging);
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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void printMsg(Logging *logging, const char *fmt, ...);
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/**
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* this method copies the line into the intermediate buffer for later output by
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* the main thread
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*/
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void scheduleLogging(Logging *logging);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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