48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
#ifndef __CW_TYPES_H
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#define __CW_TYPES_H
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#include "mavl.h"
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struct cw_Type{
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/** A human readable name for this type */
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const char *name;
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/** A pointer to a function to delete elements of this type */
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void (*del)(mavldata_t *data);
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/** A method to put this object to a buffer */
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int (*put)(mavldata_t * data, uint8_t*dst);
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/** The get emthod */
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mavldata_t * (*get)(mavldata_t *data, const uint8_t*src, int len);
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/** A pointer to a function to convert elements of this type to a string.
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This function is mainly used to store elements to an SQL database
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or to json strings */
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int (*to_str)(const mavldata_t * data, char *dst, int max_len);
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/** Cereate an item of this type from a string, which was previously
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created by the #del function. */
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mavldata_t * (*from_str)(mavldata_t * data, const char *src);
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/*
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int (*def)(void *, void *);
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*/
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};
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extern const struct cw_Type cw_type_byte;
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extern const struct cw_Type cw_type_word;
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extern const struct cw_Type cw_type_dword;
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extern const struct cw_Type cw_type_version;
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#define CW_TYPE_BYTE (&cw_type_byte)
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#define CW_TYPE_DWORD (&cw_type_dword)
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#define CW_TYPE_VERSION (&cw_type_version)
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void cw_types_del_null(mavldata_t *data);
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#endif /* __CW_TYPES_H */
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