43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
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#ifndef _SYSPARAM_H_
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#define _SYSPARAM_H_
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#include <esp/types.h>
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#ifndef SYSPARAM_REGION_SECTORS
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// Number of (4K) sectors that make up a sysparam region. Total sysparam data
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// cannot be larger than this. Note that the actual amount of used flash
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// space will be *twice* this amount.
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#define SYSPARAM_REGION_SECTORS 1
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#endif
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typedef struct {
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char *key;
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uint8_t *value;
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size_t key_len;
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size_t value_len;
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size_t bufsize;
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struct sysparam_context *ctx;
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} sysparam_iter_t;
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typedef enum {
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SYSPARAM_ERR_NOMEM = -5,
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SYSPARAM_ERR_BADDATA = -4,
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SYSPARAM_ERR_IO = -3,
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SYSPARAM_ERR_FULL = -2,
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SYSPARAM_ERR_BADARGS = -1,
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SYSPARAM_OK = 0,
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SYSPARAM_NOTFOUND = 1,
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} sysparam_status_t;
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sysparam_status_t sysparam_init(uint32_t base_addr, bool create);
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sysparam_status_t sysparam_get_raw(const char *key, uint8_t **destptr, size_t *actual_length);
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sysparam_status_t sysparam_get_string(const char *key, char **destptr);
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sysparam_status_t sysparam_get_raw_static(const char *key, uint8_t *buffer, size_t buffer_size, size_t *actual_length);
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sysparam_status_t sysparam_put_raw(const char *key, const uint8_t *value, size_t value_len);
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sysparam_status_t sysparam_put_string(const char *key, const char *value);
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sysparam_status_t sysparam_iter_start(sysparam_iter_t *iter);
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sysparam_status_t sysparam_iter_next(sysparam_iter_t *iter);
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void sysparam_iter_end(sysparam_iter_t *iter);
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#endif /* _SYSPARAM_H_ */
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