From ae63d731e9c1d9a0403aac3ee0e680a6508dff07 Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Tue, 4 Apr 2023 10:57:32 +0200
Subject: add NOSESSIONHEADER env variable

---
 qmail-qmqpd.c |  2 +-
 qmail-qmtpd.c |  2 +-
 qmail-smtpd.c |  6 ++++--
 received.c    | 35 ++++++++++++++++-------------------
 received.h    |  6 ++++--
 5 files changed, 26 insertions(+), 25 deletions(-)

diff --git a/qmail-qmqpd.c b/qmail-qmqpd.c
index 3eb06e4..38b6b67 100644
--- a/qmail-qmqpd.c
+++ b/qmail-qmqpd.c
@@ -80,7 +80,7 @@ void identify()
   if (!local) local = env_get("TCPLOCALIP");
   if (!local) local = "unknown";
  
-  received(&qq,"QMQP",local,remoteip,remotehost,remoteinfo,NULL,NULL);
+  received(&qq,"QMQP",local,remoteip,remotehost,remoteinfo,NULL);
 }
 
 char buf[1000];
diff --git a/qmail-qmtpd.c b/qmail-qmtpd.c
index 77d36aa..d6f6eba 100644
--- a/qmail-qmtpd.c
+++ b/qmail-qmtpd.c
@@ -144,7 +144,7 @@ int main()
     else if (ch == 13) flagdos = 1;
     else badproto();
  
-    received(&qq,"QMTP",local,remoteip,remotehost,remoteinfo,NULL,NULL);
+    received(&qq,"QMTP",local,remoteip,remotehost,remoteinfo,NULL);
  
     /* XXX: check for loops? only if len is big? */
  
diff --git a/qmail-smtpd.c b/qmail-smtpd.c
index f038314..5ea23dc 100644
--- a/qmail-smtpd.c
+++ b/qmail-smtpd.c
@@ -970,9 +970,11 @@ void smtp_data(arg) char *arg; {
   }
 
   if (flagauth)
-    received_authed(&qqt,protocol,local,remoteinfo,client_get_session_id()->s);
+    received_authed(&qqt,protocol,local);
   else
-    received(&qqt,protocol,local,remoteip,remotehost,remoteinfo,client_get_session_id()->s,fakehelo);
+    received(&qqt,protocol,local,remoteip,remotehost,remoteinfo,fakehelo);
+  if (!env_get("NOSESSIONHEADER"))
+    xsmtpsession(&qqt, (flagauth) ? remoteinfo : NULL, client_get_session_id()->s);
   qmail_put(&qqt,sppheaders.s,sppheaders.len); /* set in qmail-spp.c */
   spp_rset();
   blast(&hops);
diff --git a/received.c b/received.c
index 0b51c39..3d27bb0 100644
--- a/received.c
+++ b/received.c
@@ -41,7 +41,7 @@ static char buf[DATE822FMT];
 void received(const struct qmail *qqt,
   const char *protocol, const char *local,
   const char *remoteip, const char *remotehost, const char *remoteinfo,
-  const char *remotesession, const char *helo)
+  const char *helo)
 {
   struct datetime dt;
 
@@ -65,19 +65,12 @@ void received(const struct qmail *qqt,
   qmail_puts(qqt,"; ");
   datetime_tai(&dt,now());
   qmail_put(qqt,buf,date822fmt(buf,&dt));
-
-  if (remotesession) {
-    qmail_puts(qqt,"X-UD-Smtp-Session: ");
-    qmail_puts(qqt,remotesession);
-    qmail_put(qqt,"\n",1);
-  }
 }
 
-/* "Received: by silverton.berkeley.edu with SMTP; 26 Sep 1995 04:46:54 -0000\n"
- * "X-UD-Smtp-Session: user@sessionid */
+/* "Received: by silverton.berkeley.edu with SMTP; 26 Sep 1995 04:46:54 -0000\n" */
 
 void received_authed(const struct qmail *qqt, const char *protocol,
-  const char *local, const char *remoteinfo, const char *remotesession)
+  const char *local)
 {
   struct datetime dt;
 
@@ -88,15 +81,19 @@ void received_authed(const struct qmail *qqt, const char *protocol,
   qmail_puts(qqt,"; ");
   datetime_tai(&dt,now());
   qmail_put(qqt,buf,date822fmt(buf,&dt));
+}
+
+/* "X-UD-Smtp-Session: sessionid */
+/* "X-UD-Smtp-Session: user@sessionid */
 
-  if (remoteinfo || remotesession) {
-    qmail_puts(qqt,"X-UD-Smtp-Session: ");
-    if (remoteinfo) {
-      safeput(qqt,remoteinfo);
-      qmail_puts(qqt,"@");
-    }
-    if (remotesession)
-      qmail_puts(qqt,remotesession);
-    qmail_put(qqt,"\n",1);
+void xsmtpsession(const struct qmail *qqt,
+  const char *remoteinfo, const char *remotesession)
+{
+  qmail_puts(qqt,"X-UD-Smtp-Session: ");
+  if (remoteinfo) {
+    safeput(qqt,remoteinfo);
+    qmail_puts(qqt,"@");
   }
+  qmail_puts(qqt,remotesession);
+  qmail_put(qqt,"\n",1);
 }
diff --git a/received.h b/received.h
index 473c3ca..2476454 100644
--- a/received.h
+++ b/received.h
@@ -5,9 +5,11 @@
 
 void received(const struct qmail *qqt, const char *protocol,
   const char *local, const char *remoteip, const char *remotehost,
-  const char *remoteinfo, const char *remotesession, const char *helo
+  const char *remoteinfo, const char *helo
 );
 void received_authed(const struct qmail *qqt, const char *protocol,
-  const char *local, const char *remoteinfo, const char *remotesession);
+  const char *local);
+void xsmtpsession(const struct qmail *qqt,
+  const char *remoteinfo, const char *remotesession);
 
 #endif
-- 
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