95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
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#include <SPI.h>
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#include <FS.h>
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#include <SD.h>
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#include <SPIFFS.h>
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class CStorage;
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class CStorage {
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public:
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virtual bool init() { return true; }
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virtual void uninit() {}
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virtual void log(uint16_t pid, uint8_t values[], uint8_t count);
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virtual void log(uint16_t pid, uint16_t values[], uint8_t count);
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virtual void log(uint16_t pid, uint32_t values[], uint8_t count);
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virtual void log(uint16_t pid, int32_t values[], uint8_t count);
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virtual void log(uint16_t pid, float values[], uint8_t count, const char* fmt = "%f");
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virtual void timestamp(uint32_t ts);
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virtual void purge() { m_samples = 0; }
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virtual uint16_t samples() { return m_samples; }
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virtual void dispatch(const char* buf, byte len);
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protected:
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byte checksum(const char* data, int len);
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virtual void header(const char* devid) {}
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virtual void tailer() {}
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int m_samples = 0;
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char m_delimiter = ':';
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};
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class CStorageRAM: public CStorage {
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public:
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void init(char* cache, unsigned int cacheSize)
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{
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m_cacheSize = cacheSize;
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m_cache = cache;
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}
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void uninit()
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{
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if (m_cache) {
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delete m_cache;
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m_cache = 0;
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m_cacheSize = 0;
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}
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}
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void purge() { m_cacheBytes = 0; m_samples = 0; }
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unsigned int length() { return m_cacheBytes; }
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char* buffer() { return m_cache; }
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void dispatch(const char* buf, byte len);
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void header(const char* devid);
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void tailer();
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void untailer();
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protected:
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unsigned int m_cacheSize = 0;
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unsigned int m_cacheBytes = 0;
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char* m_cache = 0;
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};
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class FileLogger : public CStorage {
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public:
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FileLogger() { m_delimiter = ','; }
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virtual void dispatch(const char* buf, byte len);
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virtual uint32_t size() { return m_size; }
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virtual void end()
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{
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m_file.close();
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m_id = 0;
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m_size = 0;
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}
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virtual void flush()
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{
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m_file.flush();
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}
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protected:
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int getFileID(File& root);
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uint32_t m_dataTime = 0;
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uint32_t m_dataCount = 0;
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uint32_t m_size = 0;
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uint32_t m_id = 0;
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File m_file;
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};
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class SDLogger : public FileLogger {
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public:
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bool init();
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uint32_t begin();
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void flush();
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};
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class SPIFFSLogger : public FileLogger {
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public:
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bool init();
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uint32_t begin();
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private:
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void purge();
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};
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