42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
#include "ABpreferences.h"
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#include "nvs.h"
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const char * nvs_errors2[] = { "OTHER", "NOT_INITIALIZED", "NOT_FOUND", "TYPE_MISMATCH", "READ_ONLY", "NOT_ENOUGH_SPACE", "INVALID_NAME", "INVALID_HANDLE", "REMOVE_FAILED", "KEY_TOO_LONG", "PAGE_FULL", "INVALID_STATE", "INVALID_LENGHT"};
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#define nvs_error(e) (((e)>ESP_ERR_NVS_BASE)?nvs_errors2[(e)&~(ESP_ERR_NVS_BASE)]:nvs_errors2[0])
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bool
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ABpreferences::hasBytes(const char *key)
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{
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size_t len = 0;
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if(!_started || !key){
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return false;
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}
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esp_err_t err = nvs_get_blob(_handle, key, NULL, &len);
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if(err == ESP_ERR_NVS_NOT_FOUND) { // NOT FOUND - expected!
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return false;
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}
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if(err) { // remaining errors - print it
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log_e("nvs_get_blob len fail: %s %s", key, nvs_error(err));
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return false;
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}
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return len != 0;
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}
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bool
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ABpreferences::hasString(const char *key)
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{
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size_t len = 0;
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if(!_started || !key){
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return false;
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}
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esp_err_t err = nvs_get_str(_handle, key, NULL, &len);
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if(err == ESP_ERR_NVS_NOT_FOUND) { // NOT FOUND - expected!
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return false;
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}
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if(err) { // remaining errors - print it
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log_e("nvs_get_str len fail: %s %s", key, nvs_error(err));
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return false;
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}
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return len != 0;
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} |