mirror of https://github.com/FOME-Tech/fome-fw.git
78 lines
1.6 KiB
C++
78 lines
1.6 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 <cstdarg>
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#include <cstdint>
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#include <cstddef>
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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 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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#if EFI_PROD_CODE
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__attribute__ ((format (printf, 2, 3)))
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#endif
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;
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void appendFloat(float value, int precision);
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void terminate() {
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m_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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*m_linePointer = c;
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m_linePointer++;
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}
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size_t loggingSize() const {
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return (uintptr_t)m_linePointer - (uintptr_t)m_buffer;
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}
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size_t remainingSize() const {
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return m_bufferSize - loggingSize();
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}
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//private:
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bool validateBuffer(uint32_t extraLen);
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const char* const m_name;
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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 m_buffer;
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const int m_bufferSize;
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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* m_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[100];
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};
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void initLoggingExt(Logging *logging, const char *name, char *buffer, int bufferSize);
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