mirror of
https://github.com/eried/portapack-mayhem.git
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101 lines
3.7 KiB
C++
101 lines
3.7 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __STRING_FORMAT_H__
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#define __STRING_FORMAT_H__
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#include <cstdint>
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#include <array>
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#include <string>
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#include <string_view>
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#include "file.hpp"
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// BARF! rtc::RTC is leaking everywhere.
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#include "lpc43xx_cpp.hpp"
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using namespace lpc43xx;
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enum TimeFormat {
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YMDHMS = 0,
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HMS = 1,
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HM = 2
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};
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const char unit_prefix[7]{'n', 'u', 'm', 0, 'k', 'M', 'G'};
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using StringFormatBuffer = std::array<char, 24>;
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/* Integer conversion without memory allocations. */
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char* to_string_dec_int(int64_t n, StringFormatBuffer& buffer, size_t& length);
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char* to_string_dec_uint(uint64_t n, StringFormatBuffer& buffer, size_t& length);
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std::string to_string_dec_int(int64_t n);
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std::string to_string_dec_uint(uint64_t n);
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std::string to_string_bin(const uint32_t n, const uint8_t l = 0);
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std::string to_string_dec_uint(const uint32_t n, const int32_t l, const char fill = ' ');
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std::string to_string_dec_int(const int32_t n, const int32_t l, const char fill = 0);
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std::string to_string_decimal(float decimal, int8_t precision);
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std::string to_string_hex(uint64_t n, int32_t length);
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std::string to_string_hex_array(uint8_t* array, int32_t length);
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/* Helper to select length based on type size. */
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template <typename T>
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std::string to_string_hex(T n) {
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return to_string_hex(n, sizeof(T) * 2); // Two digits/byte.
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}
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std::string to_string_freq(const uint64_t f);
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std::string to_string_short_freq(const uint64_t f);
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std::string to_string_rounded_freq(const uint64_t f, int8_t precision);
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std::string to_string_time_ms(const uint32_t ms);
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std::string to_string_datetime(const rtc::RTC& value, const TimeFormat format = YMDHMS);
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std::string to_string_timestamp(const rtc::RTC& value);
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std::string to_string_FAT_timestamp(const FATTimestamp& timestamp);
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// Gets a human readable file size string.
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std::string to_string_file_size(uint32_t file_size);
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// Converts Mac Address to string.
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std::string to_string_mac_address(const uint8_t* macAddress, uint8_t length);
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std::string to_string_formatted_mac_address(const char* macAddress);
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/* Scales 'n' to be a value less than 1000. 'base_unit' is the index of the unit from
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* 'unit_prefix' that 'n' is in initially. 3 is the index of the '1s' unit. */
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std::string unit_auto_scale(double n, const uint32_t base_unit, uint32_t precision);
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double get_decimals(double num, int16_t mult, bool round = false);
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std::string trim(std::string_view str); // Remove whitespace at ends.
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std::string trimr(std::string_view str); // Remove trailing spaces
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std::string truncate(std::string_view, size_t length);
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/* Gets the int value for a character given the radix.
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* e.g. '5' => 5, 'D' => 13. Out of bounds => 0. */
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uint8_t char_to_uint(char c, uint8_t radix = 10);
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/* Gets the int value for a character given the radix.
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* e.g. 5 => '5', 13 => 'D'. Out of bounds => '\0'. */
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char uint_to_char(uint8_t val, uint8_t radix = 10);
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#endif /*__STRING_FORMAT_H__*/
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