From 132a3e5b74ac112ea49fb88da54022c40394e125 Mon Sep 17 00:00:00 2001 From: Patrick Hurley <21112107+PatHurley@users.noreply.github.com> Date: Wed, 21 Feb 2024 15:22:43 -0500 Subject: [PATCH] Add files via upload NumberTea (number translator) is a simple script which will return the binary/decimal/hexadecimal values in exchange for a number and its type. See --help for usage and descriptions --- bin/NumberTea.bash | 213 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 213 insertions(+) create mode 100644 bin/NumberTea.bash diff --git a/bin/NumberTea.bash b/bin/NumberTea.bash new file mode 100644 index 0000000..ce70c9e --- /dev/null +++ b/bin/NumberTea.bash @@ -0,0 +1,213 @@ +#!/bin/bash + +VERSION=02.21.24 + +# --- Functions --------------------------------------------------------------- + +USAGE(){ +printf "Usage: $(basename $0) [OPTIONS]... [ARGUMENTS]... +Takes a binary, decimal, or hexadecimal value and translates it to +the other 2 numbering systems. + +OPTIONS + -b, --bin translate input string from binary + -d, --dec translate input string from decimal + -h, --hex translate input string from hexadecimal + + --help display this help and exit + --version output version information and exit + +i.e. +\$ ./$(basename $0) --dec 123 +dec 123 +bin 01111011 +hex 7B + +\$ ./$(basename $0) -d 123 -b 101000001 -h FFF +dec 123 +bin 1111011 +hex 7B + +dec 321 +bin 101000001 +hex 141 + +dec 4095 +bin 111111111111 +hex FFF\n\n" +} + +toBin() { + local value=$1 + local type="$2" + + case "$type" in + bin ) + echo $value + ;; + dec ) + while [ $value -gt 0 ]; do + local remainder=$(( $value % 2 )) + local binary="$remainder$binary" + local value=$(( $value / 2 )) + done + + echo $binary + ;; + hex ) + local -A hex_to_bin=( + [0]=0000 [1]=0001 [2]=0010 [3]=0011 [4]=0100 [5]=0101 [6]=0110 [7]=0111 + [8]=1000 [9]=1001 [A]=1010 [B]=1011 [C]=1100 [D]=1101 [E]=1110 [F]=1111 + ) + + for ((i = 0; i < ${#value}; i++)); do + local binary+="${hex_to_bin[${value:i:1}]}" + done + # Remove leading zeros + local binary=$(echo $binary | sed 's/^0*//') + + echo $binary + ;; + esac +} + +toDec() { + local value=$1 + local type="$2" + + case "$type" in + bin ) + local decimal=0 + local position=1 + + for (( i=${#value}-1; i>=0; i-- )); do + local bit=${value:i:1} + [[ "$bit" -eq 1 ]] && (( decimal += position )) + (( position *= 2 )) + done + + echo $decimal + ;; + dec ) + echo $value + ;; + hex ) + #local decimal=$(toDec $(toBin $value "hex") "bin") + local decimal=0 + local -A hex_to_dec=( [A]=10 [B]=11 [C]=12 [D]=13 [E]=14 [F]=15 ) + + for (( i=0; i<${#value}; i++ )); do + local digit="${value:i:1}" + decimal=$(( decimal * 16 )) + case $digit in + [0-9]) decimal=$(( decimal + digit )) ;; + [A-F]) decimal=$(( decimal + ${hex_to_dec[${value:i:1}]} )) ;; + esac + done + + echo $decimal + ;; + esac +} + +toHex() { + local value=$1 + local type="$2" + + case "$type" in + bin ) + local -A bin_to_hex=( + [0000]=0 [0001]=1 [0010]=2 [0011]=3 [0100]=4 [0101]=5 [0110]=6 [0111]=7 + [1000]=8 [1001]=9 [1010]=A [1011]=B [1100]=C [1101]=D [1110]=E [1111]=F + ) + + # Pad the binary number to make its length a multiple of 4 + local remainder=$((${#value} % 4)) + if [[ $remainder -ne 0 ]]; then + local padding=$((4 - $remainder)) + local zeros=$(printf "%0.s0" $(seq 1 $padding)) + local padded_binary=$(printf "${zeros}${value}") + else + local padded_binary=$value + fi + + for (( i=0; i<${#padded_binary}; i+=4 )); do + local chunk=${padded_binary:$i:4} + local hexadecimal="$hexadecimal${bin_to_hex[$chunk]}" + done + + echo $hexadecimal + ;; + dec ) + #local hexadecimal=$(toHex $(toBin $value "dec") "bin") + while [[ $value -gt 0 ]]; do + local remainder=$((value % 16)) + if [[ $remainder -lt 10 ]]; then + hexadecimal="${remainder}${hexadecimal}" + else + case $remainder in + 10) hexadecimal="A${hexadecimal}" ;; + 11) hexadecimal="B${hexadecimal}" ;; + 12) hexadecimal="C${hexadecimal}" ;; + 13) hexadecimal="D${hexadecimal}" ;; + 14) hexadecimal="E${hexadecimal}" ;; + 15) hexadecimal="F${hexadecimal}" ;; + esac + fi + value=$((value / 16)) + done + + echo $hexadecimal + ;; + hex ) + echo $value + ;; + esac +} + +# --- Arguments processing ---------------------------------------------------- + +if [ -z $1 ]; then + printf "ERROR: Not enough arguments, please provide a number type and a value to be translated.\n\n" + USAGE; exit 1 +fi + +# --- Options processing ------------------------------------------------------ + +while [[ "$1" =~ ^-.* ]]; do + case $1 in + -b | --bin) shift + [[ ! $1 =~ ^[01]+$ ]] && printf "$1 is not binary.\n\n" && shift && continue + bin=$1 + dec=$(toDec $1 "bin") + hex=$(toHex $1 "bin") + printf "dec ${dec}\nbin ${bin}\nhex ${hex}\n\n" + ;; + -d | --dec) shift + [[ ! $1 =~ ^[0-9]+$ ]] && printf "$1 is not decimal.\n\n" && shift && continue + bin=$(toBin $1 "dec") + dec=$1 + hex=$(toHex $1 "dec") + printf "dec ${dec}\nbin ${bin}\nhex ${hex}\n\n" + ;; + -h | --hex) shift + [[ ! $1 =~ ^[0-9a-fA-F]+$ ]] && printf "$1 is not hexadecimal.\n\n" && shift && continue + hex_cap=$(echo "${1^^}") + bin=$(toBin $hex_cap "hex") + dec=$(toDec $hex_cap "hex") + hex=$hex_cap + printf "dec ${dec}\nbin ${bin}\nhex ${hex}\n\n" + ;; + + --help ) shift + USAGE + ;; + --version ) shift + printf "Script Version:\t$VERSION\n" + ;; + *) + printf "\n [!] Invalid option: $1\n\n" + USAGE; exit 1 + ;; + esac; shift +done