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gex-core/utils/str_utils.c

58 lines
1.2 KiB

7 years ago
//
// Created by MightyPork on 2017/11/26.
//
#include "str_utils.h"
#include "avrlibc.h"
bool str_parse_yn(const char *str, bool *suc)
{
if (streq(str, "Y")) return true;
if (streq(str, "1")) return true;
if (streq(str, "YES")) return true;
if (streq(str, "N")) return false;
if (streq(str, "0")) return false;
if (streq(str, "NO")) return false;
*suc = false;
return false;
}
uint8_t str_parse_01(const char *str, const char *a, const char *b, bool *suc)
{
if (streq(str, a)) return 0;
if (streq(str, b)) return 1;
*suc = false;
return 0;
}
uint8_t str_parse_012(const char *str, const char *a, const char *b, const char *c, bool *suc)
{
if (streq(str, a)) return 0;
if (streq(str, b)) return 1;
if (streq(str, c)) return 2;
*suc = false;
return 0;
}
bool str_parse_pin(const char *value, char *targetName, uint8_t *targetNumber)
{
// discard leading 'P'
if (value[0] == 'P') {
value++;
}
size_t len = strlen(value);
if (len<2||len>3) return false;
*targetName = (uint8_t) value[0];
if (!(*targetName >= 'A' && *targetName <= 'H')) return false;
// lets just hope it's OK
*targetNumber = (uint8_t) avr_atoi(value + 1);
return true;
}