malfunction_central.cpp

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/**
 * @file malfunction_central.c
 * @brief This data structure holds current malfunction codes
 *
 * todo: make this a class
 *
 * @date Dec 20, 2013
 * @author Andrey Belomutskiy, (c) 2012-2020
 */
 
#include "pch.h"
 
#include "malfunction_central.h"
 
static error_codes_set_s error_codes_set;
 
void clearWarnings(void) {
    error_codes_set.count = 0;
}
 
// TODO: wow this is not used by real firmware?!
#if EFI_UNIT_TEST
/**
 * Search if code is present
 * @return -1 if code not found
 */
static int find_position(ObdCode e_code) {
    // cycle for searching element equal seaching code
    for (int t = 0; t < error_codes_set.count; t++)
        if (error_codes_set.error_codes[t] == e_code)
            return t;           // we found position where this code is present
    return -1;                                                      // -1 if code not found
}
 
void addError(ObdCode errorCode) {
    if (error_codes_set.count < MAX_ERROR_CODES_COUNT && find_position(errorCode) == -1) {
        error_codes_set.error_codes[error_codes_set.count] = errorCode;
        error_codes_set.count++;
    }
}
 
void removeError(ObdCode errorCode) {
    int pos = find_position(errorCode);
    if (pos >= 0) {
        // shift all right elements to one pos left
        for (int t = pos; t < error_codes_set.count - 1; t++) {
            error_codes_set.error_codes[t] = error_codes_set.error_codes[t + 1];
        }
 
        error_codes_set.error_codes[--error_codes_set.count] = (ObdCode)0;              // place 0
    }
}
#endif // EFI_UNIT_TEST
 
void getErrorCodes(error_codes_set_s * copy) {
    copy->count = error_codes_set.count;
    copyArray(copy->error_codes, error_codes_set.error_codes);
}
 
bool hasErrorCodes(void) {
    return error_codes_set.count > 0;
}