77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
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#ifndef _PDR_BUFFER_H_
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#define _PDR_BUFFER_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Header File Including ------------------------------------------------------------------------ */
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/* Macro Declaration ---------------------------------------------------------------------------- */
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#define BUFFER_LONG_LENGTH 256
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#define BUFFER_SHORT_LENGTH 10
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#define BUFFER_TYPE_STACK 0
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#define BUFFER_TYPE_QUEUE 1
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#define BUFFER_NO_ERROR 0
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#define BUFFER_WRONG_PARAMETER 1
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#define BUFFER_OUT_OF_MEMORY 2
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/* Structure Declaration ------------------------------------------------------------------------ */
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#pragma pack (4)
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typedef struct BUFFER {
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char name[20];
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int type;
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int length;
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int _bottom;
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int _top;
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int reserved;
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double sum;
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double mean;
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float data[BUFFER_LONG_LENGTH + 1];
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} BUFFER;
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typedef struct BUFFER_LONG {
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char name[20];
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int type;
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int length;
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int _bottom;
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int _top;
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int reserved;
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double sum;
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double mean;
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float data[BUFFER_LONG_LENGTH + 1];
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} BUFFER_LONG;
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typedef struct BUFFER_SHORT {
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char name[20];
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int type;
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int length;
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int _bottom;
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int _top;
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int reserved;
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double sum;
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double mean;
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float data[BUFFER_SHORT_LENGTH + 1];
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} BUFFER_SHORT;
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#pragma pack ()
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/* Global Variable Declaration ------------------------------------------------------------------ */
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/* Function Declaration ------------------------------------------------------------------------- */
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int Buffer_initialize(BUFFER *buffer, const char *name, int type, int length);
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int Buffer_clear(BUFFER *buffer);
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int Buffer_count(BUFFER *buffer, int *count);
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int Buffer_top(BUFFER *buffer, float *value);
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int Buffer_bottom(BUFFER *buffer, float *value);
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int Buffer_pop(BUFFER *buffer, float *value);
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int buffer_push(BUFFER *buffer, float value);
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int Buffer_get(BUFFER *buffer, float *value, int index);
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int Buffer_mean(BUFFER *buffer, float *mean);
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int Buffer_var(BUFFER *buffer, float *var);
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int Buffer_std(BUFFER *buffer, float *std);
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#ifdef __cplusplus
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}
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#endif
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#endif
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