86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
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#ifndef __CONFIGULATOR_H__
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#define __CONFIGULATOR_H__
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#if ESP_PLATFORM
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#include "nvs_flash.h"
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#endif
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#define CFGLR_BACKENDS_MAX (04)
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#define CFGLR_ELEMENTS_MAX (04)
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typedef enum {
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CFGLR_DATATYPE_U8,
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CFGLR_DATATYPE_I8,
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CFGLR_DATATYPE_U16,
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CFGLR_DATATYPE_I16,
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CFGLR_DATATYPE_U32,
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CFGLR_DATATYPE_I32,
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CFGLR_DATATYPE_U64,
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CFGLR_DATATYPE_I64,
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CFGLR_DATATYPE_STR,
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CFGLR_DATATYPE_BIN,
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} cfglr_datatype_e;
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typedef void (*cfglr_read_callback)(const char *key, void *out);
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typedef void (*cfglr_write_callback)(const char *key, void *valoue, size_t length);
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typedef struct {
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cfglr_read_callback read;
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cfglr_write_callback write;
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} cfglr_data_handler_t;
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typedef struct {
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const char *key;
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bool dirty;
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cfglr_datatype_e datatype;
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void *default_data;
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void *data;
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} cfglr_element_t;
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#define CFGLR_ELEMENT(KEY, TYPE, DEFAULT) (cfglr_element_t){\
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.key = KEY,\
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.dirty = 1,\
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.default_data = (void*)DEFAULT,\
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.datatype = TYPE\
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}
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#define CFGLR_ELEMENT_U8(KEY, DEFAULT) CFGLR_ELEMENT(KEY, CFGLR_DATATYPE_U8, DEFAULT)
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typedef struct cfglr_backend cfglr_backend_t;
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typedef struct cfglr_handle_struct cfglr_handle_t;
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typedef void (*cfglr_backend_open_t)(cfglr_backend_t *backend, cfglr_handle_t *handle);
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typedef void (*cfglr_backend_close_t)(cfglr_backend_t *backend, cfglr_handle_t *handle);
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typedef void (*cfglr_backend_get_t)(cfglr_backend_t *backend, cfglr_element_t *element, cfglr_handle_t *handle);
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void cfglr_backend_nvs_open(cfglr_backend_t *backend, cfglr_handle_t *handle);
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void cfglr_backend_nvs_close(cfglr_backend_t *backend, cfglr_handle_t *handle);
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struct cfglr_backend {
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cfglr_backend_open_t open;
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cfglr_backend_close_t close;
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cfglr_backend_get_t get;
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#if ESP_PLATFORM
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nvs_handle_t nvs_handle;
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#endif
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};
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#define CFGLR_BACKEND(OPEN, CLOSE) {\
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.open = OPEN,\
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.close = CLOSE,\
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}
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#define CFGLR_BACKEND_NVS() CFGLR_BACKEND(&cfglr_backend_nvs_open, &cfglr_backend_nvs_close)
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struct cfglr_handle_struct {
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const char *namespace;
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bool store_defaults;
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cfglr_backend_t backends[CFGLR_BACKENDS_MAX];
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cfglr_element_t elements[CFGLR_ELEMENTS_MAX];
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};
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uint8_t cfglr_init(cfglr_handle_t *handle);
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uint8_t cfglr_fetch_data(cfglr_backend_t *backend, cfglr_element_t *element, cfglr_handle_t *handler);
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#endif//__CONFIGULATOR_H__
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