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main.go
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main.go
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/*
EDGE Toolkit -- Pure Go Command-line Unique Integrated Security Suite
Copyright (C) 2020-2023 Pedro F. Albanese <pedroalbanese@hotmail.com>
This program is free software: you can redistribute it and/or modify it
under the terms of the ISC License.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package main
import (
"bufio"
"bytes"
"crypto"
"crypto/aes"
"crypto/cipher"
"crypto/des"
"crypto/ecdh"
"crypto/ecdsa"
"crypto/elliptic"
"crypto/hmac"
"crypto/md5"
"crypto/rand"
"crypto/rc4"
"crypto/rsa"
"crypto/sha1"
"crypto/sha256"
"crypto/sha512"
"crypto/tls"
"crypto/x509"
"crypto/x509/pkix"
"encoding/asn1"
"encoding/base64"
"encoding/binary"
"encoding/hex"
"encoding/pem"
"errors"
"flag"
"fmt"
"golang.org/x/crypto/bcrypt"
"golang.org/x/crypto/blake2b"
"golang.org/x/crypto/blake2s"
"golang.org/x/crypto/blowfish"
"golang.org/x/crypto/chacha20"
"golang.org/x/crypto/chacha20poly1305"
"golang.org/x/crypto/ed25519"
"golang.org/x/crypto/hkdf"
"golang.org/x/crypto/md4"
"golang.org/x/crypto/pbkdf2"
"golang.org/x/crypto/poly1305"
"golang.org/x/crypto/ripemd160"
"golang.org/x/crypto/salsa20"
"golang.org/x/crypto/sha3"
"golang.org/x/crypto/twofish"
"hash"
"io"
"io/ioutil"
"log"
"math/big"
"math/bits"
"net"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"unsafe"
"crypto/go.cypherpunks.ru/gogost/v5/gost3410"
"gitee.com/Trisia/gotlcp/tlcp"
"github.com/RyuaNerin/go-krypto/aria"
"github.com/RyuaNerin/go-krypto/lea"
"github.com/RyuaNerin/go-krypto/lsh256"
"github.com/RyuaNerin/go-krypto/lsh512"
"github.com/emmansun/certinfo"
"github.com/emmansun/gmsm/sm2"
"github.com/emmansun/gmsm/sm3"
"github.com/emmansun/gmsm/sm4"
"github.com/emmansun/gmsm/smx509"
"github.com/emmansun/gmsm/zuc"
"github.com/emmansun/go-pkcs12"
"github.com/pedroalbanese/IGE-go/ige"
"github.com/pedroalbanese/anubis"
"github.com/pedroalbanese/camellia"
"github.com/pedroalbanese/cast5"
"github.com/pedroalbanese/cfb8"
"github.com/pedroalbanese/cmac"
"github.com/pedroalbanese/crypto/hc128"
"github.com/pedroalbanese/crypto/hc256"
"github.com/pedroalbanese/crypto/serpent"
"github.com/pedroalbanese/cubehash"
"github.com/pedroalbanese/eax"
"github.com/pedroalbanese/ecb"
"github.com/pedroalbanese/go-chaskey"
"github.com/pedroalbanese/go-external-ip"
"github.com/pedroalbanese/go-idea"
"github.com/pedroalbanese/go-kcipher2"
"github.com/pedroalbanese/go-krcrypt"
"github.com/pedroalbanese/go-misty1"
"github.com/pedroalbanese/go-rc5"
"github.com/pedroalbanese/go-ripemd"
"github.com/pedroalbanese/gogost/gost28147"
"github.com/pedroalbanese/gogost/gost34112012256"
"github.com/pedroalbanese/gogost/gost34112012512"
"github.com/pedroalbanese/gogost/gost341194"
"github.com/pedroalbanese/gogost/gost341264"
"github.com/pedroalbanese/gogost/mgm"
"github.com/pedroalbanese/gopass"
"github.com/pedroalbanese/groestl-1"
"github.com/pedroalbanese/haraka"
"github.com/pedroalbanese/jh"
"github.com/pedroalbanese/kuznechik"
"github.com/pedroalbanese/lwcrypto/ascon2"
"github.com/pedroalbanese/lwcrypto/grain"
"github.com/pedroalbanese/ocb"
"github.com/pedroalbanese/ocb3"
"github.com/pedroalbanese/pmac"
"github.com/pedroalbanese/rabbitio"
"github.com/pedroalbanese/randomart"
"github.com/pedroalbanese/rc2"
"github.com/pedroalbanese/siphash"
"github.com/pedroalbanese/skein"
skeincipher "github.com/pedroalbanese/skein-1"
"github.com/pedroalbanese/threefish"
"github.com/pedroalbanese/tiger"
"github.com/pedroalbanese/whirlpool"
"github.com/pedroalbanese/xoodoo/xoodyak"
)
var (
alg = flag.String("algorithm", "RSA", "Public key algorithm: EC, Ed25519, GOST2012, SM2.")
cert = flag.String("cert", "", "Certificate path.")
crl = flag.String("crl", "", "Certificate Revocation List path.")
check = flag.Bool("check", false, "Check hashsum file. ('-' for STDIN)")
cph = flag.String("cipher", "aes", "Symmetric algorithm: aes, blowfish, magma or sm4.")
crypt = flag.String("crypt", "", "Bulk Encryption with Stream and Block ciphers. [enc|dec|help]")
digest = flag.Bool("digest", false, "Target file/wildcard to generate hashsum list. ('-' for STDIN)")
encode = flag.String("hex", "", "Encode binary string to hex format and vice-versa. [enc|dump|dec]")
info = flag.String("info", "", "Additional info. (for HKDF command and AEAD bulk encryption)")
iport = flag.String("ipport", "", "Local Port/remote's side Public IP:Port.")
iter = flag.Int("iter", 1, "Iter. (for Password-based key derivation function)")
kdf = flag.String("kdf", "", "Key derivation function. [pbkdf2|hkdf|scrypt]")
key = flag.String("key", "", "Asymmetric key, symmetric key or HMAC key, depending on operation.")
length = flag.Int("bits", 0, "Key length. (for keypair generation and symmetric encryption)")
mac = flag.String("mac", "", "Compute Hash/Cipher-based message authentication code.")
md = flag.String("md", "sha256", "Hash algorithm: sha256, sha3-256 or whirlpool.")
mode = flag.String("mode", "CTR", "Mode of operation: GCM, MGM, CBC, CFB8, OCB, OFB.")
pkey = flag.String("pkey", "", "Subcommands: keygen|certgen, sign|verify|derive, text|modulus.")
priv = flag.String("priv", "Private.pem", "Private key path. (for keypair generation)")
pub = flag.String("pub", "Public.pem", "Public key path. (for keypair generation)")
pwd = flag.String("pwd", "", "Password. (for Private key PEM encryption)")
random = flag.Int("rand", 0, "Generate random cryptographic key with given bit length.")
recursive = flag.Bool("recursive", false, "Process directories recursively. (for DIGEST command only)")
root = flag.String("root", "", "Root CA Certificate path.")
salt = flag.String("salt", "", "Salt. (for HKDF and PBKDF2 commands)")
sig = flag.String("signature", "", "Input signature. (for VERIFY command and MAC verification)")
tcpip = flag.String("tcp", "", "Encrypted TCP/IP Transfer Protocol. [server|ip|client]")
vector = flag.String("iv", "", "Initialization Vector. (for symmetric encryption)")
paramset = flag.String("paramset", "A", "Elliptic curve ParamSet: A, B, C, D. (for GOST2012)")
)
func publicKey(priv interface{}) interface{} {
switch k := priv.(type) {
case *sm2.PrivateKey:
return &k.PublicKey
case *ecdsa.PrivateKey:
return &k.PublicKey
case *ecdh.PrivateKey:
return k.Public().(*ecdh.PublicKey)
case *gost3410.PrivateKey:
return k.Public().(*gost3410.PublicKey)
case ed25519.PrivateKey:
return k.Public().(ed25519.PublicKey)
case *rsa.PrivateKey:
return &k.PublicKey
default:
return nil
}
}
var (
oidEmailAddress = []int{1, 2, 840, 113549, 1, 9, 1}
oidDomainComponent = []int{0, 9, 2342, 19200300, 100, 1, 25}
oidUserID = []int{0, 9, 2342, 19200300, 100, 1, 1}
oidExtensionAuthorityInfoAccess = []int{1, 3, 6, 1, 5, 5, 7, 1, 1}
oidNSComment = []int{2, 16, 840, 1, 113730, 1, 13}
oidStepProvisioner = asn1.ObjectIdentifier{1, 3, 6, 1, 4, 1, 37476, 9000, 64, 1}
oidStepCertificateAuthority = asn1.ObjectIdentifier{1, 3, 6, 1, 4, 1, 37476, 9000, 64, 2}
)
func handleConnection(c net.Conn) {
log.Printf("Client(TLS) %v connected via secure channel.", c.RemoteAddr())
}
func handleConnection2(c net.Conn) {
log.Printf("Client(TLCP) %v connected via secure channel.", c.RemoteAddr())
}
func main() {
flag.Parse()
if len(os.Args) < 2 {
fmt.Println(`Standard Commands:
crypt digest check kdf
mac pkey rand tcp
Public Key Algorithms:
ecdsa ed25519 rsa (default) sm2
gost2012 x25519
Stream Ciphers:
ascon hc128 rabbit skein
chacha20poly1305 hc256 rc4 [obsolete] zuc128/eea128
grain kcipher2 salsa20 zuc256/eea256
Modes of Operation:
eax (aead) ocb3 (aead) cfb ecb
gcm (aead) mgm (aead) cfb8 ige
ocb (aead) cbc ctr (default) ofb
Block Ciphers:
3des cast5 hight rc2
aes (default) camellia idea rc5
aria des lea seed
anubis gost89 misty1 sm4
blowfish kuznechik magma twofish
Message Digests:
blake2s128 keccak512 rmd256 siphash
blake2s256 lsh224 sha224 skein256
blake2b256 lsh256 sha256 (default) skein512
blake2b512 lsh384 sha384 sm3
chaskey (MAC) lsh512 sha512 streebog256
cubehash md4 [obsolete] sha3-224 streebog512
gost94 md5 [obsolete] sha3-256 whirlpool
groestl poly1305 (MAC) sha3-384 xoodyak
jh rmd128 sha3-512 zuc128/eia128
keccak256 rmd160 siphash64 zuc256/eia256`)
os.Exit(3)
}
if *crypt == "help" {
fmt.Println(`Syntax:
edgetk -crypt <enc|dec> [-cipher <cipher>] [-iv <iv>] [-key <key>] FILE
PBKDF2 Subcommand Parameters:
[...] -kdf pbkdf2 [-md <hash>] [-iter N] [-salt <salt>] -key "PASS" [...]
Example:
edgetk -crypt enc -kdf pbkdf2 -key "PASSPHRASE" -iter 32768 FILE > OUTPUT
AEAD Modes Subcommand Parameters:
[...] -mode gcm [-info "ADDITIONAL AUTHENTICATED DATA"] [...]
Example:
edgetk -crypt enc -key "HEXKEY" -mode gcm -info "AAD" FILE > OUTPUT`)
os.Exit(3)
}
if *mac == "help" {
fmt.Println(`Syntax:
edgetk -mac <method> [-md <hash>] [-cipher <ciph>] [-key <secret>] FILE
Methods:
cmac, pmac, hmac, chaskey, gost, poly1305, eia128/256, siphash, xoodyak
HMAC:
edgetk -mac hmac [-md sha256] -key <secret> FILE
edgetk -mac hmac [-md sha256] -key <secret> -signature $256bitmac FILE
echo $?
CMAC:
edgetk -mac cmac [-cipher aes] -key <secret> FILE
edgetk -mac cmac [-cipher aes] -key <secret> -signature $128bitmac FILE
echo $?`)
os.Exit(3)
}
if *kdf == "help" {
fmt.Println(`Syntax:
edgetk -kdf <method> [-bits N] [-md <hash>] [-key <secret>] [-salt <salt>]
Methods:
hkdf, pbkdf2, scrypt
HKDF:
edgetk -kdf hkdf [-bits N] [-salt "SALT"] [-info "AAD"] [-key "IKM"]
PBKDF2:
edgetk -kdf pbkdf2 [-bits N] [-salt "SALT"] [-iter N] [-key "PASSPHRASE"]
Scrypt [*]:
edgetk -kdf scrypt [-bits N] [-salt "SALT"] [-iter N] [-key "PASSPHRASE"]
[*] scrypt iter must be greater than 1 and a power of 2:
2^10 = 1.024
2^11 = 2.048
2^12 = 4.096 (Minimum Recommended)
2^13 = 8.192
2^14 = 16.384
2^15 = 32.768
2^16 = 65.536
2^17 = 131.072
2^18 = 262.144
2^19 = 524.288
2^20 = 1.048.576`)
os.Exit(3)
}
if *pkey == "help" {
fmt.Println(`Syntax:
edgetk -pkey <command> [-algorithm <alg>] [-key <private>] [-pub <public>]
[-root <cacert>] [-cert <certificate>] [-signature <sign>] [-bits N] FILE
Subcommands:
keygen, certgen, req, x509, check, pkcs12, encrypt, decrypt
derive, x25519, vko, text, modulus, randomart, sign, verify
Generate Key Pair:
edgetk -pkey keygen [-algorithm <alg>] [-priv <private>] [-pub <public>]
Generate Self-Signed Certificate:
edgetk -pkey certgen [-algorithm <alg>] [-key <priv>] [-cert <cert.crt>]
Generate Certificate Sign Request:
edgetk -pkey req [-algorithm <alg>] [-key <private>] [-cert <cert.csr>]
Sign the Certificate Sign Request:
edgetk -pkey x509 [-algorithm <alg>] [-root <cacert>] [-key <private>]
[-cert <certificate.csr>] CERTIFICATE.crt
Generate Certificate Revocation List:
edgetk -pkey crl [-algorithm <alg>] [-cert <cacert>] [-key <private>]
[-crl <old.crl>] [serials.txt] NewCRL.crl
Parse Keypair:
edgetk -pkey <text|modulus> [-pwd "passphrase"] [-key <private.pem>]
edgetk -pkey <text|modulus|randomart> [-key <public.pem>]
Parse Certificate/CRL:
edgetk -pkey <text|modulus> [-cert <certificate.pem>]
edgetk -pkey <text> [-crl <crl.pem>]
echo $?
Check Certificate Signature:
edgetk -pkey check [-cert <certificate.pem>] [-key <capublic.pem>]
echo $?
Check CRL Authenticity:
edgetk -pkey check [-cert <cacert.pem>] [-crl <crl.pem>]
echo $?
Validate a Certificate against the CRL:
edgetk -pkey validate [-cert <certificate.pem>] [-crl <crl.pem>]
echo $?
Derive Shared Secret:
edgetk -pkey <derive|vko|x25519> [-key <privatekey>] [-pub <peerkey>]
Digital Signature:
edgetk -pkey <sign|verify> [-algorithm <alg>] [-key <private|public>]
[-signature <signature>] FILE.ext
Example:
edgetk -pkey sign -key private.pem [-pwd "pass"] FILE.ext > sign.txt
sign=$(cat sign.txt|awk '{print $2}')
edgetk -pkey verify -key public.pem -signature $sign FILE.ext
echo $?`)
os.Exit(3)
}
if *tcpip == "help" {
fmt.Println(`Syntax:
edgetk -tcp <server|client> [-cert <cert>] [-key <private>] [-ipport "IP"]
Examples:
edgetk -tcp ip > MyExternalIP.txt
edgetk -tcp server -cert cert.pem -key priv.pem [-ipport "8081"]
edgetk -tcp client -cert cert.pem -key priv.pem [-ipport "127.0.0.1:8081"]`)
os.Exit(3)
}
if *pkey == "keygen" && *pwd == "" {
print("Passphrase: ")
pass, _ := gopass.GetPasswdMasked()
*pwd = string(pass)
}
if (*pkey == "sign" || *pkey == "decrypt" || *pkey == "derive" || *pkey == "certgen" || *pkey == "text" || *pkey == "modulus" || *tcpip == "server" || *tcpip == "client" || *pkey == "pkcs12" || *pkey == "req" || *pkey == "x509" || *pkey == "x25519" || *pkey == "vko" || *pkey == "crl") && *key != "" && *pwd == "" {
file, err := os.Open(*key)
if err != nil {
log.Fatal(err)
}
info, err := file.Stat()
if err != nil {
log.Fatal(err)
}
buf := make([]byte, info.Size())
file.Read(buf)
var block *pem.Block
block, _ = pem.Decode(buf)
if block == nil {
errors.New("no valid private key found")
}
if IsEncryptedPEMBlock(block) {
print("Passphrase: ")
pass, _ := gopass.GetPasswd()
*pwd = string(pass)
}
}
if (*pkey == "pkcs12") && *key == "" && *pwd == "" {
pfxBytes, err := os.ReadFile(*cert)
if err != nil {
log.Fatal(err)
}
_, _, err = pkcs12.Decode(pfxBytes, *pwd)
if err != nil {
print("Passphrase: ")
pass, _ := gopass.GetPasswd()
*pwd = string(pass)
}
}
var myHash func() hash.Hash
if *md == "sha224" {
myHash = sha256.New224
} else if *md == "sha256" {
myHash = sha256.New
} else if *md == "sha384" {
myHash = sha512.New384
} else if *md == "sha512" {
myHash = sha512.New
} else if *md == "sha512-256" {
myHash = sha512.New512_256
} else if *md == "sha1" {
myHash = sha1.New
} else if *md == "rmd160" {
myHash = ripemd160.New
} else if *md == "rmd128" {
myHash = ripemd.New128
} else if *md == "rmd256" {
myHash = ripemd.New256
} else if *md == "rmd320" {
myHash = ripemd.New320
} else if *md == "sha3-224" {
myHash = sha3.New224
} else if *md == "sha3-256" {
myHash = sha3.New256
} else if *md == "sha3-384" {
myHash = sha3.New384
} else if *md == "sha3-512" {
myHash = sha3.New512
} else if *md == "keccak" || *md == "keccak256" {
myHash = sha3.NewLegacyKeccak256
} else if *md == "keccak512" {
myHash = sha3.NewLegacyKeccak512
} else if *md == "lsh224" {
myHash = lsh256.New224
} else if *md == "lsh" || *md == "lsh256" {
myHash = lsh256.New
} else if *md == "lsh512-256" {
myHash = lsh512.New256
} else if *md == "lsh384" {
myHash = lsh512.New384
} else if *md == "lsh512" {
myHash = lsh512.New
} else if *md == "whirlpool" {
myHash = whirlpool.New
} else if *md == "blake2b256" {
myHash = crypto.BLAKE2b_256.New
} else if *md == "blake2b512" {
myHash = crypto.BLAKE2b_512.New
} else if *md == "blake2s256" {
myHash = crypto.BLAKE2s_256.New
} else if *md == "md5" {
myHash = md5.New
} else if *md == "gost94" {
myHash = func() hash.Hash {
return gost341194.New(&gost28147.SboxIdGostR341194CryptoProParamSet)
}
} else if *md == "streebog" || *md == "streebog256" {
myHash = gost34112012256.New
} else if *md == "streebog512" {
myHash = gost34112012512.New
} else if *md == "sm3" {
myHash = sm3.New
} else if *md == "md4" {
myHash = md4.New
} else if *md == "cubehash" {
myHash = cubehash.New
} else if *md == "xoodyak" || *md == "xhash" {
myHash = xoodyak.NewXoodyakHash
} else if *md == "skein" || *md == "skein256" {
g := func() hash.Hash {
return skein.New256(nil)
}
myHash = g
} else if *md == "skein512" {
g := func() hash.Hash {
return skein.New512(nil)
}
myHash = g
} else if *md == "jh" {
myHash = jh.New256
} else if *md == "groestl" {
myHash = groestl.New256
} else if *md == "tiger" {
myHash = tiger.New
} else if *md == "tiger2" {
myHash = tiger.New2
}
if *random != 0 {
var key []byte
var err error
key = make([]byte, *random/8)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Println(hex.EncodeToString(key))
os.Exit(0)
}
Files := strings.Join(flag.Args(), " ")
var inputfile io.Reader
var inputdesc string
var err error
if Files == "-" || Files == "" || strings.Contains(Files, "*") {
inputfile = os.Stdin
inputdesc = "stdin"
} else if *pkey != "x509" && *pkey != "req" {
inputfile, err = os.Open(flag.Arg(0))
if err != nil {
log.Fatalf("failed opening file: %s", err)
}
inputdesc = flag.Arg(0)
}
if *encode == "enc" {
b, err := ioutil.ReadAll(inputfile)
if len(b) == 0 {
os.Exit(0)
}
if err != nil {
log.Fatal(err)
}
o := make([]byte, hex.EncodedLen(len(b)))
hex.Encode(o, b)
os.Stdout.Write(o)
os.Exit(0)
} else if *encode == "dec" {
var err error
buf := bytes.NewBuffer(nil)
data := inputfile
io.Copy(buf, data)
b := strings.TrimSuffix(string(buf.Bytes()), "\r\n")
b = strings.TrimSuffix(string(b), "\n")
if len(b) == 0 {
os.Exit(0)
}
if len(b) < 2 {
os.Exit(0)
}
if (len(b)%2 != 0) || (err != nil) {
log.Fatal(err)
}
o := make([]byte, hex.DecodedLen(len(b)))
_, err = hex.Decode(o, []byte(b))
if err != nil {
log.Fatal(err)
}
os.Stdout.Write(o)
os.Exit(0)
} else if *encode == "dump" {
buf := bytes.NewBuffer(nil)
data := inputfile
io.Copy(buf, data)
dump := hex.Dump(buf.Bytes())
os.Stdout.Write([]byte(dump))
os.Exit(0)
}
if (*cph == "aes" || *cph == "aria" || *cph == "grasshopper" || *cph == "kuznechik" || *cph == "magma" || *cph == "gost89" || *cph == "camellia" || *cph == "chacha20poly1305" || *cph == "chacha20" || *cph == "salsa20" || *cph == "twofish" || *cph == "lea" || *cph == "hc256" || *cph == "eea256" || *cph == "zuc256" || *cph == "skein" || *cph == "serpent") && *pkey != "keygen" && (*length != 256 && *length != 192 && *length != 128) && *crypt != "" {
*length = 256
}
if *cph == "3des" && *pkey != "keygen" && *length != 192 && *crypt != "" {
*length = 192
}
if (*cph == "blowfish" || *cph == "cast5" || *cph == "idea" || *cph == "rc2" || *cph == "rc5" || *cph == "rc4" || *cph == "sm4" || *cph == "seed" || *cph == "hight" || *cph == "misty1" || *cph == "xoodyak" || *cph == "hc128" || *cph == "eea128" || *cph == "zuc128" || *cph == "ascon" || *cph == "grain128a" || *cph == "grain128aead" || *cph == "kcipher2" || *cph == "rabbit") && *pkey != "keygen" && (*length != 128) && *crypt != "" {
*length = 128
}
if (*cph == "anubis") && *pkey != "keygen" && (*length < 128 || *length > 320) && *crypt != "" {
*length = 128
}
if (*cph == "threefish" || *cph == "threefish256") && *pkey != "keygen" && (*length != 256) && *crypt != "" {
*length = 256
}
if (*cph == "threefish512") && *pkey != "keygen" && (*length != 512) && *crypt != "" {
*length = 512
}
if (*cph == "threefish1024") && *pkey != "keygen" && (*length != 256) && *crypt != "" {
*length = 1024
}
if (*mac == "eia256" || *mac == "zuc256") && (*length != 32 && *length != 64 && *length != 128) {
*length = 128
}
if *cph == "des" && *pkey != "keygen" && *length != 64 && *crypt != "" {
*length = 64
}
if strings.ToUpper(*alg) == "RSA" && *pkey == "keygen" && *length == 0 {
*length = 2048
}
if (strings.ToUpper(*alg) == "GOST2012" || strings.ToUpper(*alg) == "EC" || strings.ToUpper(*alg) == "ECDSA") && *pkey == "keygen" && *length == 0 {
*length = 256
}
if *kdf == "pbkdf2" {
if *md == "jh" {
*salt = fmt.Sprintf("%-64s", *salt)
}
keyRaw := pbkdf2.Key([]byte(*key), []byte(*salt), *iter, *length/8, myHash)
*key = hex.EncodeToString(keyRaw)
if *crypt == "" {
fmt.Println(*key)
os.Exit(0)
}
}
if *kdf == "scrypt" {
if *md == "jh" {
*salt = fmt.Sprintf("%-64s", *salt)
}
keyRaw, err := Scrypt([]byte(*key), []byte(*salt), *iter, 8, 1, *length/8)
if err != nil {
log.Fatal(err)
}
*key = hex.EncodeToString(keyRaw)
if *crypt == "" {
fmt.Println(*key)
os.Exit(0)
}
}
if *crypt != "" && (*cph == "rc4") {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 16)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 32 && len(key) != 16 && len(key) != 5 {
log.Fatal(err)
}
}
ciph, _ := rc4.NewCipher(key)
buf := make([]byte, 64*1<<10)
var n int
for {
n, err = inputfile.Read(buf)
if err != nil && err != io.EOF {
log.Fatal(err)
}
ciph.XORKeyStream(buf[:n], buf[:n])
if _, err := os.Stdout.Write(buf[:n]); err != nil {
log.Fatal(err)
}
if err == io.EOF {
break
}
}
os.Exit(0)
}
if *crypt != "" && *cph == "rabbit" {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 16)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 16 {
log.Fatal(err)
}
}
var nonce []byte
if *vector != "" {
nonce, _ = hex.DecodeString(*vector)
} else {
nonce = make([]byte, 8)
fmt.Fprintf(os.Stderr, "IV= %x\n", nonce)
}
ciph, _ := rabbitio.NewCipher(key, nonce)
buf := make([]byte, 64*1<<10)
var n int
for {
n, err = inputfile.Read(buf)
if err != nil && err != io.EOF {
log.Fatal(err)
}
ciph.XORKeyStream(buf[:n], buf[:n])
if _, err := os.Stdout.Write(buf[:n]); err != nil {
log.Fatal(err)
}
if err == io.EOF {
break
}
}
os.Exit(0)
}
if *crypt != "" && (*cph == "kcipher2") {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 16)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 16 {
log.Fatal(err)
}
}
var iv []byte
iv = make([]byte, 16)
if *vector != "" {
iv, _ = hex.DecodeString(*vector)
} else {
fmt.Fprintf(os.Stderr, "IV= %x\n", iv)
}
ciph, _ := kcipher2.New(iv, key)
buf := make([]byte, 64*1<<10)
var n int
for {
n, err = inputfile.Read(buf)
if err != nil && err != io.EOF {
log.Fatal(err)
}
ciph.XORKeyStream(buf[:n], buf[:n])
if _, err := os.Stdout.Write(buf[:n]); err != nil {
log.Fatal(err)
}
if err == io.EOF {
break
}
}
os.Exit(0)
}
if *crypt != "" && (*cph == "xoodyak") {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 16)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 16 {
log.Fatal(err)
}
}
buf := bytes.NewBuffer(nil)
var data io.Reader
data = inputfile
io.Copy(buf, data)
msg := buf.Bytes()
aead, err := xoodyak.NewXoodyakAEAD(key)
if err != nil {
panic(err)
}
if *crypt == "enc" {
nonce := make([]byte, aead.NonceSize(), aead.NonceSize()+len(msg)+aead.Overhead())
if _, err := io.ReadFull(rand.Reader, nonce); err != nil {
log.Fatal(err)
}
out := aead.Seal(nonce, nonce, msg, []byte(*info))
fmt.Printf("%s", out)
os.Exit(0)
}
if *crypt == "dec" {
nonce, msg := msg[:aead.NonceSize()], msg[aead.NonceSize():]
out, err := aead.Open(nil, nonce, msg, []byte(*info))
if err != nil {
log.Fatal(err)
}
fmt.Printf("%s", out)
os.Exit(0)
}
}
if *crypt != "" && *cph == "grain128a" {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 16)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 16 {
log.Fatal(err)
}
}
var nonce []byte
nonce = make([]byte, 12)
var iv []byte
iv = make([]byte, 12)
if *vector != "" {
iv, _ = hex.DecodeString(*vector)
copy(nonce[:], iv)
} else {
fmt.Fprintf(os.Stderr, "IV= %x\n", iv)
}
ciph, err := grain.NewUnauthenticated(key, iv)
if err != nil {
log.Fatal(err)
}
buf := make([]byte, 64*1<<10)
var n int
for {
n, err = inputfile.Read(buf)
if err != nil && err != io.EOF {
log.Fatal(err)
}
ciph.XORKeyStream(buf[:n], buf[:n])
if _, err := os.Stdout.Write(buf[:n]); err != nil {
log.Fatal(err)
}
if err == io.EOF {
break
}
}
os.Exit(0)
}
if *crypt != "" && (*cph == "ascon" || *cph == "grain128aead" || *cph == "grain") {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 16)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 16 {
log.Fatal(err)
}
}
buf := bytes.NewBuffer(nil)
var data io.Reader
data = inputfile
io.Copy(buf, data)
msg := buf.Bytes()
var aead cipher.AEAD
if *cph == "ascon" {
aead, err = ascon.New128a(key)
} else if *cph == "grain128aead" || *cph == "grain" {
aead, err = grain.New(key)
}
if err != nil {
log.Fatal(err)
}
if *crypt == "enc" {
nonce := make([]byte, aead.NonceSize(), aead.NonceSize()+len(msg)+aead.Overhead())
if _, err := io.ReadFull(rand.Reader, nonce); err != nil {
log.Fatal(err)
}
out := aead.Seal(nonce, nonce, msg, []byte(*info))
fmt.Printf("%s", out)
os.Exit(0)
}
if *crypt == "dec" {
nonce, msg := msg[:aead.NonceSize()], msg[aead.NonceSize():]
out, err := aead.Open(nil, nonce, msg, []byte(*info))
if err != nil {
log.Fatal(err)
}
fmt.Printf("%s", out)
os.Exit(0)
}
}
if *crypt != "" && (*cph == "chacha20poly1305") {
var keyHex string
keyHex = *key
var key []byte
var err error
if keyHex == "" {
key = make([]byte, 32)
_, err = io.ReadFull(rand.Reader, key)
if err != nil {
log.Fatal(err)
}
fmt.Fprintln(os.Stderr, "Key=", hex.EncodeToString(key))
} else {
key, err = hex.DecodeString(keyHex)
if err != nil {
log.Fatal(err)
}
if len(key) != 32 {
log.Fatal(err)
}
}
aead, err := chacha20poly1305.New(key)
if err != nil {