//
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// Created by YY on 2020/1/7.
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//
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#include "xconvert.h"
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#include <cstdint>
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#include <cstring>
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void ConvertPhoneNum(uint8_t *dst, int length, const char *src)
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{
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int p = length - 1;
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int q = strlen(src) - 1;
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memset(dst, 0, length);
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while (q >= 0) {
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dst[p] = src[q] - '0';
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q--;
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if (q >= 0) {
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dst[p] |= (src[q] - '0')<<4;
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p--;
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q--;
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}
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}
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}
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void ConvertHex2String(char *str, const uint8_t *hex, int length)
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{
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const char HEX[] = "0123456789ABCDEF";
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int j = 0;
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for (int i = 0; i < length; ++i) {
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str[j++] = HEX[(hex[i]>>4)&0x0F];
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str[j++] = HEX[hex[i]&0x0F];
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}
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str[j++] = 0;
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}
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void ConvertString2Hex(uint8_t *hex, int length, const char *str)
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{
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if (length < strlen(str)/2) return;
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for (int i = 0, j = 0; i < strlen(str); ++i, ++j) {
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if (str[i] >= '0' && str[i] <= '9') {
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hex[j] = str[i] - '0';
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} else if (str[i] >= 'A' && str[i] <= 'F') {
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hex[j] = 10 + str[i] - 'A';
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} else if (str[i] >= 'a' && str[i] <= 'f') {
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hex[j] = 10 + str[i] - 'a';
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}
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hex[j] <<= 4;
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i++;
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if (str[i] >= '0' && str[i] <= '9') {
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hex[j] |= str[i] - '0';
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} else if (str[i] >= 'A' && str[i] <= 'F') {
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hex[j] |= 10 + str[i] - 'A';
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} else if (str[i] >= 'a' && str[i] <= 'f') {
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hex[j] |= 10 + str[i] - 'a';
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}
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}
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}
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