Hash create

#!/bin/bash

md5()
{
    # Apresentacao
    clear
    echo -e "\033[01;34m ---------------- \033[01;37m"
    echo -e "\033[01;35m      MD5SUM      \033[01;37m"
    echo -e "\033[01;34m ---------------- \033[01;37m"
    echo ""
    echo -e -n "\033[01;36m # Text: \033[01;37m"
    read senha

    # Comando
    hash=$(echo -n "$senha" | md5sum > tmp.txt && cat tmp.txt | cut -d "-" -f 1 && rm -rf tmp.txt)

    # Comando
    echo -e -n "\n\033[01;31m # Senha: $senha\n\033[01;37m"
    echo -e -n "\033[01;32m # Hash:    $hash \033[01;37m"
}

sha1()
{
    # Apresentacao
    clear
    echo -e "\033[01;34m ----------------- \033[01;37m"
    echo -e "\033[01;35m      SHA1SUM      \033[01;37m"
    echo -e "\033[01;34m ----------------- \033[01;37m"
    echo ""
    echo -e -n "\033[01;36m # Text: \033[01;37m"
    read senha

    # Comando
    hash=$(echo -n "$senha" | sha1sum > tmp.txt && cat tmp.txt | cut -d "-" -f 1 && rm -rf tmp.txt)

    # Comando
    echo -e -n "\n\033[01;31m # Senha: $senha\n\033[01;37m"
    echo -e -n "\033[01;32m # Hash:    $hash \033[01;37m"
}

sha256()
{
    # Apresentacao
    clear
    echo -e "\033[01;34m ------------------- \033[01;37m"
    echo -e "\033[01;35m      SHA256SUM      \033[01;37m"
    echo -e "\033[01;34m ------------------- \033[01;37m"
    echo ""
    echo -e -n "\033[01;36m # Text: \033[01;37m"
    read senha

    # Comando
    hash=$(echo -n "$senha" | sha256sum > tmp.txt && cat tmp.txt | cut -d "-" -f 1 && rm -rf tmp.txt)

    # Comando
    echo -e -n "\n\033[01;31m # Senha: $senha\n\033[01;37m"
    echo -e -n "\033[01;32m # Hash:    $hash \033[01;37m"
}

sha512()
{
    # Apresentacao
    clear
    echo -e "\033[01;34m ------------------- \033[01;37m"
    echo -e "\033[01;35m      SHA512SUM      \033[01;37m"
    echo -e "\033[01;34m ------------------- \033[01;37m"
    echo ""
    echo -e -n "\033[01;36m # Text: \033[01;37m"
    read senha

    # Comando
    hash=$(echo -n "$senha" | sha512sum > tmp.txt && cat tmp.txt | cut -d "-" -f 1 && rm -rf tmp.txt)

    # Comando
    echo -e -n "\n\033[01;31m # Senha: $senha\n\033[01;37m"
    echo -e -n "\033[01;32m # Hash:    $hash \033[01;37m"
}

# Programa principal
programa()
{
    clear
    echo -e "\033[01;34m ------------- \033[01;37m"
    echo -e "\033[01;35m      SUM      \033[01;37m"
    echo -e "\033[01;34m ------------- \033[01;37m"
    echo ""
    echo -e "\033[01;31m [1] MD5  \033[01;37m"
    echo -e "\033[01;32m [2] SHA1 \033[01;37m"
    echo -e "\033[01;33m [3] SHA256 \033[01;37m"
    echo -e "\033[01;36m [4] SHA512 \033[01;37m"
    echo ""
    echo -e -n "\033[01;37m # Opc: \033[01;37m"
    read opc
    clear

    # Estrutura de escolha
    case $opc in

    1)  md5;;
    2)  sha1;;
    3)  sha256;;
    4)  sha512;;
    *)  ;;

    esac

    echo -e "\n\n\033[01;33m <<ENTER>> \033[01;37m"
    read
}

# Programa principal
while ((1))
do
    programa
done