From: Jean-Marc Pigeon (Delson) <jmp@safe.ca>
Date: Fri, 14 Mar 2025 15:15:41 +0000 (-0400)
Subject: Starting to implement "mail from:"
X-Git-Tag: tag-0.7~73
X-Git-Url: https://jmp-git.ovh.safe.ca/?a=commitdiff_plain;h=4943a6ba4803b97ceac53696c52248a8d8bbb43f;p=jmp%2Fmailleur

Starting to implement "mail from:"
---

diff --git a/lib/gestcp.h b/lib/gestcp.h
index 19aa785..bd43d3f 100644
--- a/lib/gestcp.h
+++ b/lib/gestcp.h
@@ -24,6 +24,7 @@ typedef struct  {
         int numreset;   //number of SMTP reset received
         char *mainsesid;//session main ID
         char *cursesid; //current session ID
+        char *mailfrom; //current mail from originator
         LOGPTR *logptr; //reference to session log
         }CONTYP;
 
diff --git a/lib/lvleml.c b/lib/lvleml.c
index 3c4167e..f264be7 100644
--- a/lib/lvleml.c
+++ b/lib/lvleml.c
@@ -187,7 +187,50 @@ return done;
 */
 /************************************************/
 /*						*/
-/*	Procedure to rset the current session   */
+/*	Procedure to manage a "MAIL FROM:"      */
+/*      ommand from the SMTP client.            */
+/*						*/
+/************************************************/
+static _Bool checkfrom(CONTYP *contact,char *mailfrom)
+
+{
+_Bool success;
+_Bool proceed;
+int phase;
+
+success=false;
+proceed=true;
+phase=0;
+while (proceed==true) {
+  switch (phase) {
+    case 0      :       //do we have already a from
+      if (contact->mailfrom!=(char *)0) {
+        (void) transmit(contact,"%d 5.5.1 %s %s already specified as originator",
+                                 BADPAR,MAILF,contact->mailfrom);
+        phase=999;      //no need to go further
+        }
+      break;
+    case 1      :       //clean mailfrom
+      break;
+    case 2      :       //everything ok
+      contact->mailfrom=strdup(mailfrom);
+      (void) transmit(contact,"%d 2.1.0 %s.. sender ok",
+                               CMDOK,contact->mailfrom);
+      break;
+    default     :       //SAFE guard
+      proceed=false;
+      break;
+    }
+  phase++;
+  }
+return success;
+}
+/*
+
+*/
+/************************************************/
+/*						*/
+/*	Procedure to reset the current session  */
 /*						*/
 /************************************************/
 static _Bool doreset(CONTYP *contact,char *parameter)
@@ -195,6 +238,7 @@ static _Bool doreset(CONTYP *contact,char *parameter)
 {
 (void) transmit(contact,"%d 2.0.0 Flushed session %s",CMDOK,contact->cursesid);
 contact->numreset++;
+contact->mailfrom=rou_freestr(contact->mailfrom);
 contact->cursesid=rou_freestr(contact->cursesid);
 contact->cursesid=eml_getcursesid(contact->mainsesid,contact->numreset);
 return true;
@@ -245,6 +289,7 @@ while (proceed==true) {
       break;
     case c_mail         :       //MAIL FROM: checking originator
       (void) rou_alert(0,"JMPDBG parameter=<%s>",line);
+      (void) checkfrom(contact,line);
       break;
     case c_rset         :       //Doing session reset
       proceed=doreset(contact,line);