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added content type, mime type and content disposition for S/MIME singing purpose

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theexiile1305 2024-09-18 14:16:48 +02:00
parent 158c1b0458
commit 6fda661dc7
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2 changed files with 39 additions and 0 deletions
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15
encoding.go
View file

@ -19,6 +19,9 @@ type MIMEVersion string
// MIMEType represents the MIME type for the mail // MIMEType represents the MIME type for the mail
type MIMEType string type MIMEType string
// Disposition represents a content disposition for the Msg
type Disposition string
// List of supported encodings // List of supported encodings
const ( const (
// EncodingB64 represents the Base64 encoding as specified in RFC 2045. // EncodingB64 represents the Base64 encoding as specified in RFC 2045.
@ -149,6 +152,7 @@ const (
TypePGPEncrypted ContentType = "application/pgp-encrypted" TypePGPEncrypted ContentType = "application/pgp-encrypted"
TypeTextHTML ContentType = "text/html" TypeTextHTML ContentType = "text/html"
TypeTextPlain ContentType = "text/plain" TypeTextPlain ContentType = "text/plain"
typeSMimeSigned ContentType = `application/pkcs7-signature; name="smime.p7s"`
) )
// List of MIMETypes // List of MIMETypes
@ -156,6 +160,12 @@ const (
MIMEAlternative MIMEType = "alternative" MIMEAlternative MIMEType = "alternative"
MIMEMixed MIMEType = "mixed" MIMEMixed MIMEType = "mixed"
MIMERelated MIMEType = "related" MIMERelated MIMEType = "related"
MIMESMime MIMEType = `signed; protocol="application/pkcs7-signature"; micalg=sha256`
)
// List of common content disposition
const (
DispositionSMime Disposition = `attachment; filename="smime.p7s"`
) )
// String is a standard method to convert an Charset into a printable format // String is a standard method to convert an Charset into a printable format
@ -172,3 +182,8 @@ func (c ContentType) String() string {
func (e Encoding) String() string { func (e Encoding) String() string {
return string(e) return string(e)
} }
// String is a standard method to convert an Disposition into a printable format
func (d Disposition) String() string {
return string(d)
}

24
encoding_test.go
View file

@ -61,6 +61,11 @@ func TestContentType_String(t *testing.T) {
"ContentType: application/pgp-encrypted", TypePGPEncrypted, "ContentType: application/pgp-encrypted", TypePGPEncrypted,
"application/pgp-encrypted", "application/pgp-encrypted",
}, },
{
"ContentType: pkcs7-signature", typeSMimeSigned,
`application/pkcs7-signature; name="smime.p7s"; smime-type=signed-data`,
},
} }
for _, tt := range tests { for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) { t.Run(tt.name, func(t *testing.T) {
@ -121,3 +126,22 @@ func TestCharset_String(t *testing.T) {
}) })
} }
} }
// TestDisposition_String tests the string method of the Disposition object
func TestDisposition_String(t *testing.T) {
tests := []struct {
name string
d Disposition
want string
}{
{"Disposition: S/Mime", DispositionSMime, `attachment; filename="smime.p7s"`},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if tt.d.String() != tt.want {
t.Errorf("wrong string for Disposition returned. Expected: %s, got: %s",
tt.want, tt.d.String())
}
})
}
}