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4 changed files with 106 additions and 243 deletions

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@ -1,6 +1,6 @@
[package]
name = "numf"
version = "0.4.0"
version = "0.3.3"
edition = "2021"
publish = true
authors = ["Christoph J. Scherr <software@cscherr.de>"]
@ -17,6 +17,6 @@ categories = ["command-line-utilities", "encoding"]
anyhow = "1.0.83"
clap = { version = "4.5.4", features = ["derive"] }
fast32 = "1.0.2"
libpt = { version = "0.6.0", features = ["bintols", "log", "cli"] }
libpt = { version = "0.5.1", features = ["bintols"], default-features = false }
num = "0.4.3"
rand = "0.8.5"

View file

@ -13,45 +13,28 @@
//! options.set_prefix(true);
//! options.set_padding(true);
//!
//! assert_eq!(Format::Hex.format_str(0x1337, &options), "0x1337");
//! assert_eq!(Format::Base32.format_str(0x41414242, &options), "032sIFAUEQQ=");
//! assert_eq!(Format::Base64.format_str(0x41414242, &options), "0sQUFCQg==");
//! // sometimes you might need the raw bytes instead of a String
//! assert_eq!(Format::Raw.format(0x1337, &options), vec![0x13, 0x37]);
//! assert_eq!(Format::Hex.format(0x1337, &options), vec![48, 120, 49, 51, 51, 55]);
//! assert_eq!(Format::Hex.format(0x1337, &options), "0x1337");
//! assert_eq!(Format::Base32.format(0x41414242, &options), "032sIFAUEQQ=");
//! assert_eq!(Format::Base64.format(0x41414242, &options), "0sQUFCQg==");
//! ```
#![allow(dead_code)]
use std::fmt::Display;
// this is exported to lib.rs
#![allow(dead_code)] // this is exported to lib.rs
use anyhow::anyhow;
use clap::{ArgGroup, Parser};
use libpt::bintols::{join, split};
use libpt::cli::args::VerbosityLevel;
use libpt::log::{debug, trace};
/// The number type [numf](crate) uses
pub type NumberType = u128;
/// formats supported by numf
#[derive(Copy, Clone, Debug, Hash, PartialEq, Eq, Default)]
#[derive(Copy, Clone, Debug, Hash, PartialEq, Eq)]
pub enum Format {
Dec,
#[default]
Hex,
Bin,
Octal,
Base64,
Base32,
/// Write raw data to stdout, not text
Raw,
}
impl Display for Format {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{self:?}")
}
}
/// Describes what the formatter should do
@ -76,7 +59,7 @@ Author: {author-with-newline}
)]
#[clap(group(
ArgGroup::new("format")
.args(&["hex", "bin", "oct", "dec", "base64", "base32", "raw"]),
.args(&["hex", "bin", "oct", "dec", "base64", "base32"]),
))]
pub struct FormatOptions {
#[arg(short, long)]
@ -88,7 +71,7 @@ pub struct FormatOptions {
/// For example, `0b1100` will be `0b00001100` with this.
/// This does not apply to all formats, only hexadecimal and binary.
padding: bool,
#[arg(short = 'x', long)]
#[arg(short = 'x', long, default_value_t = true)]
/// format to hexadecimal
hex: bool,
#[arg(short, long)]
@ -103,19 +86,6 @@ pub struct FormatOptions {
#[arg(short = 's', long)]
/// format to base64
base64: bool,
#[arg(short = 'a', long)]
/// format raw, no text
raw: bool,
#[arg(short = 'r', long, default_value_t = 0, value_parser=numf_parser::<NumberType>)]
/// output random numbers
///
/// Add a user defined amount of cryptographically pseudorandom numbers to the number list.
rand: NumberType,
#[arg(long, default_value_t = NumberType::MAX, value_parser=numf_parser::<NumberType>)]
/// max for the random numbers
///
/// Generated numbers will not be lower than this. Only has an effect with --rand set.
rand_max: NumberType,
#[arg(short = 'z', long)]
/// format to base32
base32: bool,
@ -139,15 +109,11 @@ pub struct FormatOptions {
///
/// The numbers may be left empty at first, if numbers are provided from the stdin.
numbers: Vec<NumberType>,
#[command(flatten)]
pub(crate) verbosity: VerbosityLevel,
}
impl FormatOptions {
/// get the format that the user has configured
pub fn format(&self) -> Format {
trace!("self.hex: {}", self.hex);
if self.oct {
Format::Octal
} else if self.bin {
@ -160,12 +126,8 @@ impl FormatOptions {
Format::Base32
} else if self.hex {
Format::Hex
} else if self.raw {
Format::Raw
} else {
// none was explicitly selected
debug!("no mode was explicitly selected, going with the default");
Format::default()
unreachable!()
}
}
@ -176,11 +138,9 @@ impl FormatOptions {
self.dec = false;
self.hex = false;
self.base64 = false;
self.raw = false;
self.base32 = false;
match format {
Format::Bin => self.bin = true,
Format::Raw => self.raw = true,
Format::Hex => self.hex = true,
Format::Octal => self.oct = true,
Format::Base64 => self.base64 = true,
@ -223,26 +183,6 @@ impl FormatOptions {
pub fn push_number(&mut self, value: NumberType) {
self.numbers.push(value)
}
/// get rand
pub fn rand(&self) -> NumberType {
self.rand
}
/// set amount of extra random numbers manually
pub fn set_rand(&mut self, rand: NumberType) {
self.rand = rand;
}
/// get highes allowed random value
pub fn rand_max(&self) -> NumberType {
self.rand_max
}
/// set highes allowed random value
pub fn set_rand_max(&mut self, rand_max: NumberType) {
self.rand_max = rand_max;
}
}
impl Default for FormatOptions {
@ -251,94 +191,63 @@ impl Default for FormatOptions {
padding: false,
prefix: false,
oct: false,
hex: false,
hex: true,
bin: false,
raw: false,
base32: false,
base64: false,
dec: false,
numbers: vec![],
rand: 0,
rand_max: NumberType::MAX,
verbosity: VerbosityLevel::default(),
}
}
}
impl Format {
pub fn prefix_str(&self) -> String {
String::from_utf8_lossy(&self.prefix()).to_string()
}
/// Get the perfix for that [Format]
pub fn prefix(&self) -> Vec<u8> {
pub fn prefix(&self) -> String {
match self {
// apperently used nowhere, sometimes 0 is used as a prefix but I
// think this makes it more clear that this is decimal
Format::Dec => b"0d".to_vec(),
Format::Raw => [].to_vec(), // TODO: find a better way to deal with this
Format::Dec => "0d",
// very common
Format::Hex => b"0x".to_vec(),
Format::Hex => "0x",
// very common
Format::Bin => b"0b".to_vec(),
Format::Bin => "0b",
// somewhat common
Format::Octal => b"0o".to_vec(),
Format::Octal => "0o",
// perl and a few other programs seem to use this too
Format::Base64 => b"0s".to_vec(),
Format::Base64 => "0s",
// no idea, I made this up
Format::Base32 => b"032s".to_vec(),
Format::Base32 => "032s",
}
.to_string()
}
/// format a number with a [Format] and [FormatOptions] to [String]
pub fn format_str(&self, num: NumberType, options: &FormatOptions) -> String {
String::from_utf8_lossy(&self.format(num, options)).to_string()
}
/// format a number with a [Format] and [FormatOptions]
pub fn format(&self, num: NumberType, options: &FormatOptions) -> Vec<u8> {
debug!("formatting mode: {self}");
let mut buf: Vec<u8> = Vec::new();
pub fn format(&self, num: NumberType, options: &FormatOptions) -> String {
let mut buf = String::new();
if options.prefix() {
buf.append(&mut self.prefix());
buf += &self.prefix();
}
match self {
Format::Hex => {
if options.padding() {
let tmp = &format!("{num:X}");
let tmp1 = &("0".repeat((2 - tmp.len() % 2) % 2) + tmp);
buf.append(&mut tmp1.as_bytes().to_owned());
buf += &("0".repeat((2 - tmp.len() % 2) % 2) + tmp);
} else {
buf.append(&mut format!("{num:X}").as_bytes().to_owned());
buf += &format!("{num:X}");
}
}
Format::Bin => {
if options.padding() {
let tmp = &format!("{num:b}");
let tmp1 = &("0".repeat((8 - tmp.len() % 8) % 8) + tmp);
buf.append(&mut tmp1.as_bytes().to_owned());
buf += &("0".repeat((8 - tmp.len() % 8) % 8) + tmp);
} else {
buf.append(&mut format!("{num:b}").as_bytes().to_owned());
buf += &format!("{num:b}");
}
}
Format::Octal => buf.append(&mut format!("{num:o}").as_bytes().to_owned()),
Format::Dec => buf.append(&mut format!("{num}").as_bytes().to_owned()),
Format::Base64 => buf.append(
&mut fast32::base64::RFC4648
.encode(&split::unsigned_to_vec(num))
.as_bytes()
.to_owned(),
),
Format::Base32 => buf.append(
&mut fast32::base32::RFC4648
.encode(&split::unsigned_to_vec(num))
.as_bytes()
.to_owned(),
),
// Format::Raw => buf.append(&mut split::unsigned_to_vec(num)),
Format::Raw => {
debug!("do the raw thing");
buf.append(&mut split::unsigned_to_vec(num))
}
Format::Octal => buf += &format!("{num:o}"),
Format::Dec => buf += &format!("{num}"),
Format::Base64 => buf += &fast32::base64::RFC4648.encode(&split::unsigned_to_vec(num)),
Format::Base32 => buf += &fast32::base32::RFC4648.encode(&split::unsigned_to_vec(num)),
}
buf
}
@ -383,8 +292,8 @@ where
<T as std::convert::TryFrom<u128>>::Error: std::marker::Sync,
<T as std::convert::TryFrom<u128>>::Error: 'static,
{
if s.starts_with(&Format::Dec.prefix_str()) || s.parse::<T>().is_ok() {
let s = match s.strip_prefix(&Format::Dec.prefix_str()) {
if s.starts_with(&Format::Dec.prefix()) || s.parse::<T>().is_ok() {
let s = match s.strip_prefix(&Format::Dec.prefix()) {
Some(sr) => sr,
None => s,
};
@ -395,8 +304,8 @@ where
Err(anyhow!(e))
}
}
} else if s.starts_with(&Format::Hex.prefix_str()) {
let s = match s.strip_prefix(&Format::Hex.prefix_str()) {
} else if s.starts_with(&Format::Hex.prefix()) {
let s = match s.strip_prefix(&Format::Hex.prefix()) {
Some(sr) => sr,
None => s,
};
@ -407,8 +316,8 @@ where
Err(anyhow!(e))
}
}
} else if s.starts_with(&Format::Octal.prefix_str()) {
let s = match s.strip_prefix(&Format::Octal.prefix_str()) {
} else if s.starts_with(&Format::Octal.prefix()) {
let s = match s.strip_prefix(&Format::Octal.prefix()) {
Some(sr) => sr,
None => s,
};
@ -419,8 +328,8 @@ where
Err(anyhow!(e))
}
}
} else if s.starts_with(&Format::Bin.prefix_str()) {
let s = match s.strip_prefix(&Format::Bin.prefix_str()) {
} else if s.starts_with(&Format::Bin.prefix()) {
let s = match s.strip_prefix(&Format::Bin.prefix()) {
Some(sr) => sr,
None => s,
};
@ -431,8 +340,8 @@ where
Err(anyhow!(e))
}
}
} else if s.starts_with(&Format::Base64.prefix_str()) {
let s = match s.strip_prefix(&Format::Base64.prefix_str()) {
} else if s.starts_with(&Format::Base64.prefix()) {
let s = match s.strip_prefix(&Format::Base64.prefix()) {
Some(sr) => sr,
None => s,
};
@ -443,8 +352,8 @@ where
Err(anyhow!(e))
}
}
} else if s.starts_with(&Format::Base32.prefix_str()) {
let s = match s.strip_prefix(&Format::Base32.prefix_str()) {
} else if s.starts_with(&Format::Base32.prefix()) {
let s = match s.strip_prefix(&Format::Base32.prefix()) {
Some(sr) => sr,
None => s,
};
@ -455,12 +364,6 @@ where
Err(anyhow!(e))
}
}
} else if s.starts_with(&Format::Raw.prefix_str()) {
let s = match s.strip_prefix(&Format::Raw.prefix_str()) {
Some(sr) => sr,
None => s,
};
todo!("reading raw not implemented")
} else {
let e = "could not determine the format of the value".to_string();
Err(anyhow!(e))

View file

@ -1,35 +1,28 @@
use std::io::{IsTerminal, Read, Write};
//! # numf
//!
//! This binary should just take any amount of numbers and print them out formatted to some other
//! system.
use std::io::{IsTerminal, Read};
use std::process::exit;
use clap::{CommandFactory, Parser};
mod format;
use crate::format::{numf_parser, Format};
use format::*;
use libpt::log::debug;
use numf::format::numf_parser;
fn main() -> anyhow::Result<()> {
fn main() {
// try to read from stdin first, appending the numbers we read to the FormatOptions
let mut options = FormatOptions::parse();
let _logger = libpt::log::Logger::builder()
.set_level(options.verbosity.level())
.display_time(false)
.build()
.map_err(|e| {
eprintln!("could not initialize logger: {e}");
});
debug!("logger active");
let mut stdin_nums = Vec::new();
let stdin = std::io::stdin();
// only accept numbers from stdin if the stdin is not an interactive terminal
if !stdin.is_terminal() {
match stdin.lock().read_to_end(&mut stdin_nums) {
Ok(_) => {
let whole: String = match String::from_utf8(stdin_nums) {
Ok(r) => r,
Err(e) => {
eprintln!("{}", FormatOptions::command().render_usage());
eprintln!("stdin for this program only accepts text: {e:#?}");
exit(1);
}
@ -39,7 +32,6 @@ fn main() -> anyhow::Result<()> {
let number = match numf_parser(s) {
Ok(n) => n,
Err(e) => {
eprintln!("{}", FormatOptions::command().render_usage());
eprintln!("could not parse number from stdin: {e:#?}");
exit(2);
}
@ -48,41 +40,23 @@ fn main() -> anyhow::Result<()> {
}
}
Err(e) => {
eprintln!("{}", FormatOptions::command().render_usage());
eprintln!("could not read from stdin: {e:#?}");
exit(2);
}
};
}
// add random numbers to the number list, according to how many are requested
if options.rand() > 0 {
use rand::prelude::*;
let mut rand = rand::rngs::OsRng;
for _i in 0..options.rand() {
options.push_number(rand.gen_range(0..options.rand_max()));
}
}
// exit with error if no numbers are to be formatted
if options.numbers().is_empty() {
eprintln!("{}", FormatOptions::command().render_usage());
eprintln!("no numbers have been provided");
format!("{}", FormatOptions::command().render_usage());
exit(1);
}
let mut out: Vec<Vec<u8>> = Vec::new();
let mut out: Vec<String> = Vec::new();
for num in options.numbers() {
out.push(options.format().format(*num, &options));
}
for o in out {
let mut stdout = std::io::stdout();
stdout.write_all(&o)?;
if options.format() != Format::Raw {
stdout.write_all(b"\n")?;
}
stdout.flush()?;
println!("{o}")
}
Ok(())
}

View file

@ -3,42 +3,42 @@ use numf::format::*;
#[test]
fn format() {
let options = FormatOptions::default();
assert_eq!(Format::Dec.format_str(1337, &options), "1337");
assert_eq!(Format::Dec.format(1337, &options), "1337");
assert_eq!(
Format::Dec.format_str(u128::MAX, &options),
Format::Dec.format(u128::MAX, &options),
format!("{}", u128::MAX)
);
assert_eq!(Format::Hex.format_str(0x1337, &options), "1337");
assert_eq!(Format::Hex.format(0x1337, &options), "1337");
assert_eq!(
Format::Hex.format_str(u128::MAX, &options),
Format::Hex.format(u128::MAX, &options),
format!("{:X}", u128::MAX)
);
assert_eq!(
Format::Bin.format_str(0b1010001001010010010100111, &options),
Format::Bin.format(0b1010001001010010010100111, &options),
"1010001001010010010100111"
);
assert_eq!(
Format::Bin.format_str(u128::MAX, &options),
Format::Bin.format(u128::MAX, &options),
format!("{:b}", u128::MAX)
);
assert_eq!(Format::Octal.format_str(0o13377331, &options), "13377331");
assert_eq!(Format::Octal.format(0o13377331, &options), "13377331");
assert_eq!(
Format::Octal.format_str(u128::MAX, &options),
Format::Octal.format(u128::MAX, &options),
format!("{:o}", u128::MAX)
);
assert_eq!(Format::Base32.format_str(0x41414242, &options), "IFAUEQQ=");
assert_eq!(Format::Base32.format(0x41414242, &options), "IFAUEQQ=");
assert_eq!(
Format::Base32.format_str(0x4141414141414141, &options),
Format::Base32.format(0x4141414141414141, &options),
"IFAUCQKBIFAUC==="
);
assert_eq!(Format::Base64.format_str(0x41414242, &options), "QUFCQg==");
assert_eq!(Format::Base64.format(0x41414242, &options), "QUFCQg==");
assert_eq!(
Format::Base64.format_str(0x4141414141414141, &options),
Format::Base64.format(0x4141414141414141, &options),
"QUFBQUFBQUE="
);
}
@ -48,47 +48,47 @@ fn format_padding() {
let mut options = FormatOptions::default();
options.set_padding(true);
assert_eq!(Format::Dec.format_str(1337, &options), "1337");
assert_eq!(Format::Dec.format(1337, &options), "1337");
assert_eq!(
Format::Dec.format_str(u128::MAX, &options),
Format::Dec.format(u128::MAX, &options),
format!("{}", u128::MAX)
);
assert_eq!(Format::Hex.format_str(0xFFF, &options), "0FFF");
assert_eq!(Format::Hex.format_str(0xFFFF, &options), "FFFF");
assert_eq!(Format::Hex.format(0xFFF, &options), "0FFF");
assert_eq!(Format::Hex.format(0xFFFF, &options), "FFFF");
assert_eq!(
Format::Hex.format_str(u128::MAX, &options),
Format::Hex.format(u128::MAX, &options),
format!("{:X}", u128::MAX)
);
assert_eq!(
Format::Bin.format_str(0b11110000_00001111, &options),
Format::Bin.format(0b11110000_00001111, &options),
"1111000000001111"
);
assert_eq!(
Format::Bin.format_str(0b110000_00001111, &options),
Format::Bin.format(0b110000_00001111, &options),
"0011000000001111"
);
assert_eq!(
Format::Bin.format_str(u128::MAX, &options),
Format::Bin.format(u128::MAX, &options),
format!("{:b}", u128::MAX)
);
assert_eq!(Format::Octal.format_str(0o13377331, &options), "13377331");
assert_eq!(Format::Octal.format(0o13377331, &options), "13377331");
assert_eq!(
Format::Octal.format_str(u128::MAX, &options),
Format::Octal.format(u128::MAX, &options),
format!("{:o}", u128::MAX)
);
assert_eq!(Format::Base32.format_str(0x41414242, &options), "IFAUEQQ=");
assert_eq!(Format::Base32.format(0x41414242, &options), "IFAUEQQ=");
assert_eq!(
Format::Base32.format_str(0x4141414141414141, &options),
Format::Base32.format(0x4141414141414141, &options),
"IFAUCQKBIFAUC==="
);
assert_eq!(Format::Base64.format_str(0x41414242, &options), "QUFCQg==");
assert_eq!(Format::Base64.format(0x41414242, &options), "QUFCQg==");
assert_eq!(
Format::Base64.format_str(0x4141414141414141, &options),
Format::Base64.format(0x4141414141414141, &options),
"QUFBQUFBQUE="
);
}
@ -98,48 +98,42 @@ fn format_prefix() {
let mut options = FormatOptions::default();
options.set_prefix(true);
assert_eq!(Format::Dec.format_str(1337, &options), "0d1337");
assert_eq!(Format::Dec.format(1337, &options), "0d1337");
assert_eq!(
Format::Dec.format_str(u128::MAX, &options),
Format::Dec.format(u128::MAX, &options),
format!("0d{}", u128::MAX)
);
assert_eq!(Format::Hex.format_str(0x1337, &options), "0x1337");
assert_eq!(Format::Hex.format(0x1337, &options), "0x1337");
assert_eq!(
Format::Hex.format_str(u128::MAX, &options),
Format::Hex.format(u128::MAX, &options),
format!("0x{:X}", u128::MAX)
);
assert_eq!(
Format::Bin.format_str(0b1010001001010010010100111, &options),
Format::Bin.format(0b1010001001010010010100111, &options),
"0b1010001001010010010100111"
);
assert_eq!(
Format::Bin.format_str(u128::MAX, &options),
Format::Bin.format(u128::MAX, &options),
format!("0b{:b}", u128::MAX)
);
assert_eq!(Format::Octal.format_str(0o13377331, &options), "0o13377331");
assert_eq!(Format::Octal.format(0o13377331, &options), "0o13377331");
assert_eq!(
Format::Octal.format_str(u128::MAX, &options),
Format::Octal.format(u128::MAX, &options),
format!("0o{:o}", u128::MAX)
);
assert_eq!(Format::Base32.format(0x41414242, &options), "032sIFAUEQQ=");
assert_eq!(
Format::Base32.format_str(0x41414242, &options),
"032sIFAUEQQ="
);
assert_eq!(
Format::Base32.format_str(0x4141414141414141, &options),
Format::Base32.format(0x4141414141414141, &options),
"032sIFAUCQKBIFAUC==="
);
assert_eq!(Format::Base64.format(0x41414242, &options), "0sQUFCQg==");
assert_eq!(
Format::Base64.format_str(0x41414242, &options),
"0sQUFCQg=="
);
assert_eq!(
Format::Base64.format_str(0x4141414141414141, &options),
Format::Base64.format(0x4141414141414141, &options),
"0sQUFBQUFBQUE="
);
}
@ -150,53 +144,47 @@ fn format_padded_prefix() {
options.set_prefix(true);
options.set_padding(true);
assert_eq!(Format::Dec.format_str(1337, &options), "0d1337");
assert_eq!(Format::Dec.format(1337, &options), "0d1337");
assert_eq!(
Format::Dec.format_str(u128::MAX, &options),
Format::Dec.format(u128::MAX, &options),
format!("0d{}", u128::MAX)
);
assert_eq!(Format::Hex.format_str(0xFFF, &options), "0x0FFF");
assert_eq!(Format::Hex.format_str(0xFFFF, &options), "0xFFFF");
assert_eq!(Format::Hex.format(0xFFF, &options), "0x0FFF");
assert_eq!(Format::Hex.format(0xFFFF, &options), "0xFFFF");
assert_eq!(
Format::Hex.format_str(u128::MAX, &options),
Format::Hex.format(u128::MAX, &options),
format!("0x{:X}", u128::MAX)
);
assert_eq!(
Format::Bin.format_str(0b11110000_00001111, &options),
Format::Bin.format(0b11110000_00001111, &options),
"0b1111000000001111"
);
assert_eq!(
Format::Bin.format_str(0b110000_00001111, &options),
Format::Bin.format(0b110000_00001111, &options),
"0b0011000000001111"
);
assert_eq!(
Format::Bin.format_str(u128::MAX, &options),
Format::Bin.format(u128::MAX, &options),
format!("0b{:b}", u128::MAX)
);
assert_eq!(Format::Octal.format_str(0o13377331, &options), "0o13377331");
assert_eq!(Format::Octal.format(0o13377331, &options), "0o13377331");
assert_eq!(
Format::Octal.format_str(u128::MAX, &options),
Format::Octal.format(u128::MAX, &options),
format!("0o{:o}", u128::MAX)
);
assert_eq!(Format::Base32.format(0x41414242, &options), "032sIFAUEQQ=");
assert_eq!(
Format::Base32.format_str(0x41414242, &options),
"032sIFAUEQQ="
);
assert_eq!(
Format::Base32.format_str(0x4141414141414141, &options),
Format::Base32.format(0x4141414141414141, &options),
"032sIFAUCQKBIFAUC==="
);
assert_eq!(Format::Base64.format(0x41414242, &options), "0sQUFCQg==");
assert_eq!(
Format::Base64.format_str(0x41414242, &options),
"0sQUFCQg=="
);
assert_eq!(
Format::Base64.format_str(0x4141414141414141, &options),
Format::Base64.format(0x4141414141414141, &options),
"0sQUFBQUFBQUE="
);
}
@ -209,8 +197,6 @@ fn set_format_checker() {
assert_eq!(options.format(), Format::Base32);
options.set_format(Format::Base64);
assert_eq!(options.format(), Format::Base64);
options.set_format(Format::Raw);
assert_eq!(options.format(), Format::Raw);
}
#[test]