Restrict line lengths in bounces. Bug 1760

[exim.git] / src / src / deliver.c

diff --git a/src/src/deliver.c b/src/src/deliver.c
index 6eb9a65d588319a38028ab2fec275a279e9c48a8..e588ee4a446976e158bfa225b44b5717b314192e 100644 (file)
--- a/src/src/deliver.c
+++ b/src/src/deliver.c
@@ -7401,6 +7401,9 @@ wording. */
       if (dsn_ret == dsn_ret_hdrs)
         topt |= topt_no_body;
       else
+       {
+       struct stat statbuf;
+
         /* no full body return at all? */
         if (!bounce_return_body)
           {
@@ -7409,16 +7412,18 @@ wording. */
           if (dsn_ret == dsn_ret_full)
             dsnnotifyhdr = dsnlimitmsg;
           }
+       /* line length limited... return headers only if oversize */
         /* size limited ... return headers only if limit reached */
-        else if (bounce_return_size_limit > 0)
-          {
-          struct stat statbuf;
-          if (fstat(deliver_datafile, &statbuf) == 0 && statbuf.st_size > max)
-            {
-              topt |= topt_no_body;
-              dsnnotifyhdr = dsnlimitmsg;
-            }
+       else if (  max_received_linelength > bounce_return_linesize_limit
+               || (  bounce_return_size_limit > 0
+                  && fstat(deliver_datafile, &statbuf) == 0
+                  && statbuf.st_size > max
+               )  )
+         {
+         topt |= topt_no_body;
+         dsnnotifyhdr = dsnlimitmsg;
           }
+       }
 
 #ifdef SUPPORT_I18N
       if (message_smtputf8)
@@ -7748,6 +7753,7 @@ else if (addr_defer != (address_item *)(+1))
         FILE *wmf = NULL;
         FILE *f = fdopen(fd, "wb");
        uschar * bound;
+        int topt;
 
         if (warn_message_file)
           if (!(wmf = Ufopen(warn_message_file, "rb")))
@@ -7894,7 +7900,7 @@ else if (addr_defer != (address_item *)(+1))
 
         fflush(f);
         /* header only as required by RFC. only failure DSN needs to honor RET=FULL */
-        int topt = topt_add_return_path | topt_no_body;
+        topt = topt_add_return_path | topt_no_body;
         transport_filter_argv = NULL;   /* Just in case */
         return_path = sender_address;   /* In case not previously set */
         /* Write the original email out */