From 64a19b7e0485136939c8458a5cbe44d9f49034d8 Mon Sep 17 00:00:00 2001
From: kayrus <kay.diam@gmail.com>
Date: Thu, 15 Jul 2021 13:10:32 +0200
Subject: [PATCH] Change smtp.MailOptions to a pointer

---
 backend.go                    | 2 +-
 backendutil/transform.go      | 2 +-
 backendutil/transform_test.go | 2 +-
 cmd/smtp-debug-server/main.go | 2 +-
 conn.go                       | 2 +-
 example_test.go               | 2 +-
 server_test.go                | 4 ++--
 7 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/backend.go b/backend.go
index e4de6af..9885d8e 100644
--- a/backend.go
+++ b/backend.go
@@ -72,7 +72,7 @@ type Session interface {
 	AuthPlain(username, password string) error
 
 	// Set return path for currently processed message.
-	Mail(from string, opts MailOptions) error
+	Mail(from string, opts *MailOptions) error
 	// Add recipient for currently processed message.
 	Rcpt(to string) error
 	// Set currently processed message contents and send it.
diff --git a/backendutil/transform.go b/backendutil/transform.go
index 55a7da2..aae0ab8 100755
--- a/backendutil/transform.go
+++ b/backendutil/transform.go
@@ -37,7 +37,7 @@ func (s *transformSession) AuthPlain(username, password string) error {
 	return s.Session.AuthPlain(username, password)
 }
 
-func (s *transformSession) Mail(from string, opts smtp.MailOptions) error {
+func (s *transformSession) Mail(from string, opts *smtp.MailOptions) error {
 	if s.be.TransformMail != nil {
 		var err error
 		from, err = s.be.TransformMail(from)
diff --git a/backendutil/transform_test.go b/backendutil/transform_test.go
index 5a85865..471bfc1 100755
--- a/backendutil/transform_test.go
+++ b/backendutil/transform_test.go
@@ -56,7 +56,7 @@ func (s *session) AuthPlain(username, password string) error {
 	return nil
 }
 
-func (s *session) Mail(from string, opts smtp.MailOptions) error {
+func (s *session) Mail(from string, opts *smtp.MailOptions) error {
 	if s.backend.userErr != nil {
 		return s.backend.userErr
 	}
diff --git a/cmd/smtp-debug-server/main.go b/cmd/smtp-debug-server/main.go
index 8c4c65b..38d0a90 100644
--- a/cmd/smtp-debug-server/main.go
+++ b/cmd/smtp-debug-server/main.go
@@ -27,7 +27,7 @@ func (s *session) AuthPlain(username, password string) error {
 	return nil
 }
 
-func (s *session) Mail(from string, opts smtp.MailOptions) error {
+func (s *session) Mail(from string, opts *smtp.MailOptions) error {
 	return nil
 }
 
diff --git a/conn.go b/conn.go
index 526c3c3..ff497d3 100644
--- a/conn.go
+++ b/conn.go
@@ -321,7 +321,7 @@ func (c *Conn) handleMail(arg string) {
 	}
 	from = strings.Trim(from, "<>")
 
-	opts := MailOptions{}
+	opts := &MailOptions{}
 
 	c.binarymime = false
 	// This is where the Conn may put BODY=8BITMIME, but we already
diff --git a/example_test.go b/example_test.go
index 65a829b..89d09f8 100644
--- a/example_test.go
+++ b/example_test.go
@@ -108,7 +108,7 @@ func (s *Session) AuthPlain(username, password string) error {
 	return nil
 }
 
-func (s *Session) Mail(from string, opts smtp.MailOptions) error {
+func (s *Session) Mail(from string, opts *smtp.MailOptions) error {
 	log.Println("Mail from:", from)
 	return nil
 }
diff --git a/server_test.go b/server_test.go
index 09a0e22..48cdb12 100644
--- a/server_test.go
+++ b/server_test.go
@@ -17,7 +17,7 @@ type message struct {
 	From string
 	To   []string
 	Data []byte
-	Opts smtp.MailOptions
+	Opts *smtp.MailOptions
 }
 
 type backend struct {
@@ -79,7 +79,7 @@ func (s *session) Logout() error {
 	return nil
 }
 
-func (s *session) Mail(from string, opts smtp.MailOptions) error {
+func (s *session) Mail(from string, opts *smtp.MailOptions) error {
 	if s.backend.userErr != nil {
 		return s.backend.userErr
 	}