X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/5df838645bcdb135355205a115bf918c85987caf..b3b370766107a2bda78f6362170ddbe4b2c0bb21:/src/src/spam.c

diff --git a/src/src/spam.c b/src/src/spam.c
index fa3a4fb68..8e08a40b7 100644
--- a/src/src/spam.c
+++ b/src/src/spam.c
@@ -4,7 +4,7 @@
 
 /* Copyright (c) Tom Kistner <tom@duncanthrax.net> 2003 - 2015
  * License: GPL
- * Copyright (c) The Exim Maintainers 2016
+ * Copyright (c) The Exim Maintainers 2016 - 2018
  */
 
 /* Code for calling spamassassin's spamd. Called from acl.c. */
@@ -343,6 +343,7 @@ start = time(NULL);
 
     for (;;)
       {
+      /*XXX could potentially use TFO early-data here */
       if (  (spamd_sock = ip_streamsocket(sd->hostspec, &errstr, 5)) >= 0
          || sd->retry <= 0
 	 )
@@ -370,29 +371,28 @@ start = time(NULL);
 /* now we are connected to spamd on spamd_sock */
 if (sd->is_rspamd)
   {
-  uschar * req_str = NULL;
-  int size = 0, len = 0;
+  gstring * req_str;
   const uschar * s;
 
-  req_str = string_append(req_str, &size, &len, 8,
+  req_str = string_append(NULL, 8,
     "CHECK RSPAMC/1.3\r\nContent-length: ", string_sprintf("%lu\r\n", mbox_size),
     "Queue-Id: ", message_id,
     "\r\nFrom: <", sender_address,
     ">\r\nRecipient-Number: ", string_sprintf("%d\r\n", recipients_count));
 
   for (i = 0; i < recipients_count; i ++)
-    req_str = string_append(req_str, &size, &len, 3,
+    req_str = string_append(req_str, 3,
       "Rcpt: <", recipients_list[i].address, ">\r\n");
   if ((s = expand_string(US"$sender_helo_name")) && *s)
-    req_str = string_append(req_str, &size, &len, 3, "Helo: ", s, "\r\n");
+    req_str = string_append(req_str, 3, "Helo: ", s, "\r\n");
   if ((s = expand_string(US"$sender_host_name")) && *s)
-    req_str = string_append(req_str, &size, &len, 3, "Hostname: ", s, "\r\n");
+    req_str = string_append(req_str, 3, "Hostname: ", s, "\r\n");
   if (sender_host_address)
-    req_str = string_append(req_str, &size, &len, 3, "IP: ", sender_host_address, "\r\n");
+    req_str = string_append(req_str, 3, "IP: ", sender_host_address, "\r\n");
   if ((s = expand_string(US"$authenticated_id")) && *s)
-    req_str = string_append(req_str, &size, &len, 3, "User: ", s, "\r\n");
-  req_str = string_catn(req_str, &size, &len, "\r\n", 2);
-  wrote = send(spamd_sock, req_str, len, 0);
+    req_str = string_append(req_str, 3, "User: ", s, "\r\n");
+  req_str = string_catn(req_str, US"\r\n", 2);
+  wrote = send(spamd_sock, req_str->s, req_str->ptr, 0);
   }
 else
   {				/* spamassassin variant */