if (!CFStringGetCString(labelStr, accountUTF8, accountUTF8Len-1, kCFStringEncodingUTF8))
accountUTF8[0] = (char)'\0';
if (keyUsage)
snprintf(accountUTF8, accountUTF8Len-1, templateStr, accountUTF8, keyUsage);
snprintf(accountUTF8, accountUTF8Len-1, "%s ", accountUTF8);
if (!CFStringGetCString(labelStr, accountUTF8, accountUTF8Len-1, kCFStringEncodingUTF8))
accountUTF8[0] = (char)'\0';
if (keyUsage)
snprintf(accountUTF8, accountUTF8Len-1, templateStr, accountUTF8, keyUsage);
snprintf(accountUTF8, accountUTF8Len-1, "%s ", accountUTF8);