char和unsigned char 互转
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2019-07-16 17:31:12
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void convertUnCharToStr(char* str, unsigned char* UnChar, int ucLen) { int i = 0; for (i = 0; i < ucLen; i++) { //格式化输str,每unsigned char 转换字符占两位置%x写输%X写输 sprintf(str + i * 2, "%02x", UnChar[i]); } } void convertStrToUnChar(char* str, unsigned char* UnChar) { int i = strlen(str), j = 0, counter = 0; char c[2]; unsigned int bytes[2]; for (j = 0; j < i; j += 2) { if (0 == j % 2) { c[0] = str[j]; c[1] = str[j + 1]; sscanf(c, "%02x" , &bytes[0]); UnChar[counter] = bytes[0]; counter++; } } return; }