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Marek Goc 2022-10-22 12:03:53 +02:00
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22
README.md
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@ -4,15 +4,15 @@ This is a partial implementation of S/MIME 4.0 in golang.
It consists of the following packages It consists of the following packages
- asn1<sup>[1]</sup> - ASN.1 marshalling and unmarshalling [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/asn1?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/asn1) - asn1<sup>[1]</sup> - ASN.1 marshalling and unmarshalling
- b64 - Pretty base64 encoding for S/MIME (basically just the PEM body) [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/b64?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/b64) - b64 - Pretty base64 encoding for S/MIME (basically just the PEM body)
- cms(cms/protocol)<sup>[2]</sup> - Cryptographic Message Syntax [rfc5652](https://tools.ietf.org/html/rfc5652)[![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/cms?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/cms) [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol) - cms(cms/protocol)<sup>[2]</sup> - Cryptographic Message Syntax [rfc5652](https://tools.ietf.org/html/rfc5652)
- mime - Parsing for mime/multipart messages needed for S/MIME [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/mime?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/mime) - mime - Parsing for mime/multipart messages needed for S/MIME
- oid<sup>[3]</sup> - ASN.1 object identifiers and related crypto [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/oid?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/oid) - oid<sup>[3]</sup> - ASN.1 object identifiers and related crypto
- openssl - Shelled-out openssl for testing [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/openssl?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/openssl) - openssl - Shelled-out openssl for testing
- pki<sup>[4]</sup> - Creates x.509 pki for testing [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/pki?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/pki) - pki<sup>[4]</sup> - Creates x.509 pki for testing
- smime Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 [rfc5751-bis-12](https://tools.ietf.org/html/draft-ietf-lamps-rfc5751-bis-12) [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/smime?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/smime) - smime Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 [rfc5751-bis-12](https://tools.ietf.org/html/draft-ietf-lamps-rfc5751-bis-12)
- timestamp<sup>[5]</sup> - Time-Stamp Protocol (TSP) [rfc3161](https://tools.ietf.org/html/rfc3161) [![GoDoc](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/timestamp?status.svg)](https://godoc.org/github.com/InfiniteLoopSpace/go_S-MIME/timestamp) - timestamp<sup>[5]</sup> - Time-Stamp Protocol (TSP) [rfc3161](https://tools.ietf.org/html/rfc3161)
It supports enveloped data with AES in CBC mode. Decryption also works with (3)DES. Authenticated-Enveloped-Data Content Type is also supported with AES-GCM and ChaCha20-Poly1305. Also RSAES-OAEP and RSASSA-PSS is supported. It supports enveloped data with AES in CBC mode. Decryption also works with (3)DES. Authenticated-Enveloped-Data Content Type is also supported with AES-GCM and ChaCha20-Poly1305. Also RSAES-OAEP and RSASSA-PSS is supported.
@ -27,7 +27,7 @@ This is covered in
### Encryption and decryption ### Encryption and decryption
```go ```go
import "github.com/InfiniteLoopSpace/go_S-MIME/smime" import "git.ma-al.com/goc_marek/go_S-MIME/smime"
// Alice // Alice
mail := "From: Alice\nTo: Bob\n\nHello World!" mail := "From: Alice\nTo: Bob\n\nHello World!"
@ -41,7 +41,7 @@ plaintext, _ := SMIME.Decrypt(ciphertext)
### Signing and verfication ### Signing and verfication
```go ```go
import "github.com/InfiniteLoopSpace/go_S-MIME/smime" import "git.ma-al.com/goc_marek/go_S-MIME/smime"
// Alice // Alice
AlicekeyPair, _ := tls.LoadX509KeyPair("AliceCert", "AliceKey") AlicekeyPair, _ := tls.LoadX509KeyPair("AliceCert", "AliceKey")

6
cms/cms.go
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@ -9,9 +9,9 @@ import (
"log" "log"
"time" "time"
protocol "github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol" protocol "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
timestamp "github.com/InfiniteLoopSpace/go_S-MIME/timestamp" timestamp "git.ma-al.com/goc_marek/go_S-MIME/timestamp"
) )
// CMS is an instance of cms to en-/decrypt and sign/verfiy CMS data // CMS is an instance of cms to en-/decrypt and sign/verfiy CMS data

4
cms/cms_test.go
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@ -12,8 +12,8 @@ import (
"strings" "strings"
"testing" "testing"
openssl "github.com/InfiniteLoopSpace/go_S-MIME/openssl" openssl "git.ma-al.com/goc_marek/go_S-MIME/openssl"
pki "github.com/InfiniteLoopSpace/go_S-MIME/pki" pki "git.ma-al.com/goc_marek/go_S-MIME/pki"
) )
var ( var (

2
cms/protocol/asn1.go
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@ -3,7 +3,7 @@ package protocol
import ( import (
"encoding/asn1" "encoding/asn1"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
) )
// RawValue marshals val and returns the asn1.RawValue // RawValue marshals val and returns the asn1.RawValue

7
cms/protocol/authenvdata.go
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@ -5,8 +5,8 @@ import (
"encoding/asn1" "encoding/asn1"
"log" "log"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// AuthEnvelopedData ::= SEQUENCE { // AuthEnvelopedData ::= SEQUENCE {
@ -14,9 +14,12 @@ import (
// originatorInfo [0] IMPLICIT OriginatorInfo OPTIONAL, // originatorInfo [0] IMPLICIT OriginatorInfo OPTIONAL,
// recipientInfos RecipientInfos, // recipientInfos RecipientInfos,
// authEncryptedContentInfo EncryptedContentInfo, // authEncryptedContentInfo EncryptedContentInfo,
//
// / authAttrs [1] IMPLICIT AuthAttributes OPTIONAL, // / authAttrs [1] IMPLICIT AuthAttributes OPTIONAL,
//
// mac MessageAuthenticationCode, // mac MessageAuthenticationCode,
// unauthAttrs [2] IMPLICIT UnauthAttributes OPTIONAL } // unauthAttrs [2] IMPLICIT UnauthAttributes OPTIONAL }
//
// https://tools.ietf.org/html/rfc5083##section-2.1 // https://tools.ietf.org/html/rfc5083##section-2.1
type AuthEnvelopedData struct { type AuthEnvelopedData struct {
Version int Version int

4
cms/protocol/contentinfo.go
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@ -7,8 +7,8 @@ import (
"encoding/asn1" "encoding/asn1"
"fmt" "fmt"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
"github.com/InfiniteLoopSpace/go_S-MIME/b64" "git.ma-al.com/goc_marek/go_S-MIME/b64"
) )
// ContentInfo ::= SEQUENCE { // ContentInfo ::= SEQUENCE {

2
cms/protocol/ecdh.go
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@ -13,7 +13,7 @@ import (
"errors" "errors"
"math/big" "math/big"
"github.com/InfiniteLoopSpace/go_S-MIME/oid" "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
var errUnsupported = errors.New("Unsupported hash function") var errUnsupported = errors.New("Unsupported hash function")

2
cms/protocol/eci.go
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@ -4,7 +4,7 @@ import (
"crypto/x509/pkix" "crypto/x509/pkix"
"encoding/asn1" "encoding/asn1"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// EncryptedContentInfo ::= SEQUENCE { // EncryptedContentInfo ::= SEQUENCE {

2
cms/protocol/enci.go
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@ -3,7 +3,7 @@ package protocol
import ( import (
"encoding/asn1" "encoding/asn1"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// EncapsulatedContentInfo ::= SEQUENCE { // EncapsulatedContentInfo ::= SEQUENCE {

4
cms/protocol/envelopeddata.go
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@ -5,8 +5,8 @@ import (
"encoding/asn1" "encoding/asn1"
"log" "log"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// EnvelopedData ::= SEQUENCE { // EnvelopedData ::= SEQUENCE {

2
cms/protocol/pssoaep.go
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@ -8,7 +8,7 @@ import (
"encoding/asn1" "encoding/asn1"
"errors" "errors"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
type pssParameters struct { type pssParameters struct {

2
cms/protocol/reciepientinfo.go
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@ -13,7 +13,7 @@ import (
"log" "log"
"time" "time"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// RecipientInfo ::= CHOICE { // RecipientInfo ::= CHOICE {

4
cms/protocol/signeddata.go
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@ -17,8 +17,8 @@ import (
"net/http" "net/http"
"time" "time"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// SignedDataContent returns SignedData if ContentType is SignedData. // SignedDataContent returns SignedData if ContentType is SignedData.

4
cms/protocol/signerinfo.go
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@ -9,8 +9,8 @@ import (
"fmt" "fmt"
"time" "time"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// SignerInfo ::= SEQUENCE { // SignerInfo ::= SEQUENCE {

8
smime/smime.go
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@ -13,12 +13,12 @@ import (
"log" "log"
"strings" "strings"
"github.com/InfiniteLoopSpace/go_S-MIME/oid" "git.ma-al.com/goc_marek/go_S-MIME/oid"
"github.com/InfiniteLoopSpace/go_S-MIME/b64" "git.ma-al.com/goc_marek/go_S-MIME/b64"
cms "github.com/InfiniteLoopSpace/go_S-MIME/cms" cms "git.ma-al.com/goc_marek/go_S-MIME/cms"
mime "github.com/InfiniteLoopSpace/go_S-MIME/mime" mime "git.ma-al.com/goc_marek/go_S-MIME/mime"
) )
// SMIME is an instance of cms to en-/decrypt and sign/verfiy SMIME messages // SMIME is an instance of cms to en-/decrypt and sign/verfiy SMIME messages

6
smime/smime_test.go
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@ -11,9 +11,9 @@ import (
"strings" "strings"
"testing" "testing"
"github.com/InfiniteLoopSpace/go_S-MIME/cms" "git.ma-al.com/goc_marek/go_S-MIME/cms"
"github.com/InfiniteLoopSpace/go_S-MIME/openssl" "git.ma-al.com/goc_marek/go_S-MIME/openssl"
"github.com/InfiniteLoopSpace/go_S-MIME/pki" "git.ma-al.com/goc_marek/go_S-MIME/pki"
) )
var ( var (

6
timestamp/info.go
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@ -6,9 +6,9 @@ import (
"math/big" "math/big"
"time" "time"
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
cms "github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol" cms "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// TSTInfo ::= SEQUENCE { // TSTInfo ::= SEQUENCE {

2
timestamp/pkistatusinfo.go
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@ -5,7 +5,7 @@ import (
"fmt" "fmt"
"strings" "strings"
cms "github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol" cms "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
) )
// PKIStatusInfo ::= SEQUENCE { // PKIStatusInfo ::= SEQUENCE {

4
timestamp/request.go
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@ -12,8 +12,8 @@ import (
"encoding/asn1" "encoding/asn1"
"math/big" "math/big"
cms "github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol" cms "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
// TimeStampReq ::= SEQUENCE { // TimeStampReq ::= SEQUENCE {

4
timestamp/response.go
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@ -1,8 +1,8 @@
package timestamp package timestamp
import ( import (
asn "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn "git.ma-al.com/goc_marek/go_S-MIME/asn1"
cms "github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol" cms "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
) )
// TimeStampResp ::= SEQUENCE { // TimeStampResp ::= SEQUENCE {

6
timestamp/timestamp.go
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@ -6,9 +6,9 @@ import (
"crypto/x509" "crypto/x509"
"time" "time"
asn1 "github.com/InfiniteLoopSpace/go_S-MIME/asn1" asn1 "git.ma-al.com/goc_marek/go_S-MIME/asn1"
cms "github.com/InfiniteLoopSpace/go_S-MIME/cms/protocol" cms "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
oid "github.com/InfiniteLoopSpace/go_S-MIME/oid" oid "git.ma-al.com/goc_marek/go_S-MIME/oid"
) )
const ( const (