[Buzilla 376] Preliminary DKIM support

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

diff --git a/src/src/verify.c b/src/src/verify.c
index 3b0983919b44238f8e8180f735f85aae73938758..4b40445075e5e0444244f2e9ccfcf6da9e3dfbac 100644 (file)
--- a/src/src/verify.c
+++ b/src/src/verify.c
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/verify.c,v 1.46 2007/01/17 11:17:58 ph10 Exp $ */
+/* $Cambridge: exim/src/src/verify.c,v 1.51 2007/06/14 14:18:19 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -385,6 +385,14 @@ if (callout_overall < 0) callout_overall = 4 * callout;
 if (callout_connect < 0) callout_connect = callout;
 callout_start_time = time(NULL);
 
+/* Before doing a real callout, if this is an SMTP connection, flush the SMTP
+output because a callout might take some time. When PIPELINING is active and
+there are many recipients, the total time for doing lots of callouts can add up
+and cause the client to time out. So in this case we forgo the PIPELINING
+optimization. */
+
+if (smtp_out != NULL && !disable_callout_flush) mac_smtp_fflush();
+
 /* Now make connections to the hosts and do real callouts. The list of hosts
 is passed in as an argument. */
 
@@ -442,21 +450,6 @@ for (host = host_list; host != NULL && !done; host = host->next)
     log_write(0, LOG_MAIN|LOG_PANIC, "<%s>: %s", addr->address,
       addr->message);
 
-  /* Expand the helo_data string to find the host name to use. */
-
-  if (tf->helo_data != NULL)
-    {
-    uschar *s = expand_string(tf->helo_data);
-    if (s == NULL)
-      log_write(0, LOG_MAIN|LOG_PANIC, "<%s>: failed to expand transport's "
-        "helo_data value for callout: %s", addr->address,
-        expand_string_message);
-    else active_hostname = s;
-    }
-
-  deliver_host = deliver_host_address = NULL;
-  deliver_domain = save_deliver_domain;
-
   /* Set HELO string according to the protocol */
 
   if (Ustrcmp(tf->protocol, "lmtp") == 0) helo = US"LHLO";
@@ -487,9 +480,26 @@ for (host = host_list; host != NULL && !done; host = host->next)
     {
     addr->message = string_sprintf("could not connect to %s [%s]: %s",
         host->name, host->address, strerror(errno));
+    deliver_host = deliver_host_address = NULL;
+    deliver_domain = save_deliver_domain;
     continue;
     }
 
+  /* Expand the helo_data string to find the host name to use. */
+
+  if (tf->helo_data != NULL)
+    {
+    uschar *s = expand_string(tf->helo_data);
+    if (s == NULL)
+      log_write(0, LOG_MAIN|LOG_PANIC, "<%s>: failed to expand transport's "
+        "helo_data value for callout: %s", addr->address,
+        expand_string_message);
+    else active_hostname = s;
+    }
+
+  deliver_host = deliver_host_address = NULL;
+  deliver_domain = save_deliver_domain;
+
   /* Wait for initial response, and send HELO. The smtp_write_command()
   function leaves its command in big_buffer. This is used in error responses.
   Initialize it in case the connection is rejected. */
@@ -845,6 +855,7 @@ if (addr != vaddr)
   vaddr->basic_errno = addr->basic_errno;
   vaddr->more_errno = addr->more_errno;
   vaddr->p.address_data = addr->p.address_data;
+  copyflag(vaddr, addr, af_pass_message);
   }
 return yield;
 }
@@ -1269,7 +1280,6 @@ while (addr_new != NULL)
         }
       fprintf(f, "%s\n", cr);
       }
-
     if (!full_info) return copy_error(vaddr, addr, DEFER);
       else if (yield == OK) yield = DEFER;
     }
@@ -2191,7 +2201,8 @@ if (iplookup)
   name, we have to fish the file off the start of the query. For a single-key
   lookup, the key is the current IP address, masked appropriately, and
   reconverted to text form, with the mask appended. For IPv6 addresses, specify
-  dot separators instead of colons. */
+  dot separators instead of colons, except when the lookup type is "iplsearch".
+  */
 
   if (mac_islookup(search_type, lookup_absfilequery))
     {
@@ -2206,11 +2217,13 @@ if (iplookup)
     filename = NULL;
     key = semicolon + 1;
     }
-  else
+  else   /* Single-key style */
     {
+    int sep = (Ustrcmp(lookup_list[search_type].name, "iplsearch") == 0)?
+      ':' : '.';
     insize = host_aton(cb->host_address, incoming);
     host_mask(insize, incoming, mlen);
-    (void)host_nmtoa(insize, incoming, mlen, buffer, '.');
+    (void)host_nmtoa(insize, incoming, mlen, buffer, sep);
     key = buffer;
     filename = semicolon + 1;
     }
@@ -3018,6 +3031,7 @@ while ((domain = string_nextinlist(&list, &sep, buffer, sizeof(buffer))) != NULL
     if (rc == OK)
       {
       dnslist_domain = string_copy(domain_txt);
+      dnslist_matched = string_copy(sender_host_address);
       HDEBUG(D_dnsbl) debug_printf("=> that means %s is listed at %s\n",
         sender_host_address, dnslist_domain);
       }
@@ -3052,6 +3066,7 @@ while ((domain = string_nextinlist(&list, &sep, buffer, sizeof(buffer))) != NULL
       if (rc == OK)
         {
         dnslist_domain = string_copy(domain_txt);
+        dnslist_matched = string_copy(keydomain);
         HDEBUG(D_dnsbl) debug_printf("=> that means %s is listed at %s\n",
           keydomain, dnslist_domain);
         return OK;