ARC: fix crash in signing

[users/jgh/exim.git] / src / src / spam.c

diff --git a/src/src/spam.c b/src/src/spam.c
index 6451ba2cb91872e2d7c3b3cc75e750b8556091ca..4cc4a9ae0967c9f069baba3feeae58b14120c186 100644 (file)
--- a/src/src/spam.c
+++ b/src/src/spam.c
@@ -30,6 +30,7 @@ static int
 spamd_param_init(spamd_address_container *spamd)
 {
 /* default spamd server weight, time and priority value */
+spamd->is_rspamd = FALSE;
 spamd->is_failed = FALSE;
 spamd->weight = SPAMD_WEIGHT;
 spamd->timeout = SPAMD_TIMEOUT;
@@ -136,7 +137,7 @@ spamd_get_server(spamd_address_container ** spamds, int num_servers)
 {
 unsigned int i;
 spamd_address_container * sd;
-long rnd, weights;
+long weights;
 unsigned pri;
 static BOOL srandomed = FALSE;
 
@@ -169,7 +170,7 @@ for (weights = 0, i = 0; i < num_servers; i++)
 if (weights == 0)      /* all servers failed */
   return -1;
 
-for (rnd = random() % weights, i = 0; i < num_servers; i++)
+for (long rnd = random() % weights, i = 0; i < num_servers; i++)
   {
   sd = spamds[i];
   if (!sd->is_failed && sd->priority == pri)
@@ -292,7 +293,7 @@ start = time(NULL);
     uschar * s;
 
     DEBUG(D_acl) debug_printf_indent("spamd: addr entry '%s'\n", address);
-    sd = (spamd_address_container *)store_get(sizeof(spamd_address_container));
+    sd = store_get(sizeof(spamd_address_container), FALSE);
 
     for (sublist = address, args = 0, spamd_param_init(sd);
         (s = string_nextinlist(&sublist, &sublist_sep, NULL, 0));
@@ -369,26 +370,28 @@ start = time(NULL);
 (void)fcntl(spamd_cctx.sock, F_SETFL, O_NONBLOCK);
 /* now we are connected to spamd on spamd_cctx.sock */
 if (sd->is_rspamd)
-  {                            /* rspamd variant */
-  uschar *req_str;
-  const uschar * helo;
-  const uschar * fcrdns;
-  const uschar * authid;
-
-  req_str = string_sprintf("CHECK RSPAMC/1.3\r\nContent-length: %lu\r\n"
-    "Queue-Id: %s\r\nFrom: <%s>\r\nRecipient-Number: %d\r\n",
-    mbox_size, message_id, sender_address, recipients_count);
-  for (i = 0; i < recipients_count; i ++)
-    req_str = string_sprintf("%sRcpt: <%s>\r\n", req_str, recipients_list[i].address);
-  if ((helo = expand_string(US"$sender_helo_name")) != NULL && *helo != '\0')
-    req_str = string_sprintf("%sHelo: %s\r\n", req_str, helo);
-  if ((fcrdns = expand_string(US"$sender_host_name")) != NULL && *fcrdns != '\0')
-    req_str = string_sprintf("%sHostname: %s\r\n", req_str, fcrdns);
-  if (sender_host_address != NULL)
-    req_str = string_sprintf("%sIP: %s\r\n", req_str, sender_host_address);
-  if ((authid = expand_string(US"$authenticated_id")) != NULL && *authid != '\0')
-    req_str = string_sprintf("%sUser: %s\r\n", req_str, authid);
-  req_str = string_sprintf("%s\r\n", req_str);
+  {
+  gstring * req_str;
+  const uschar * s;
+
+  req_str = string_append(NULL, 8,
+    "CHECK RSPAMC/1.3\r\nContent-length: ", string_sprintf("%lu\r\n", mbox_size),
+    "Queue-Id: ", message_id,
+    "\r\nFrom: <", sender_address,
+    ">\r\nRecipient-Number: ", string_sprintf("%d\r\n", recipients_count));
+
+  for (int i = 0; i < recipients_count; i++)
+    req_str = string_append(req_str, 3,
+      "Rcpt: <", recipients_list[i].address, ">\r\n");
+  if ((s = expand_string(US"$sender_helo_name")) && *s)
+    req_str = string_append(req_str, 3, "Helo: ", s, "\r\n");
+  if ((s = expand_string(US"$sender_host_name")) && *s)
+    req_str = string_append(req_str, 3, "Hostname: ", s, "\r\n");
+  if (sender_host_address)
+    req_str = string_append(req_str, 3, "IP: ", sender_host_address, "\r\n");
+  if ((s = expand_string(US"$authenticated_id")) && *s)
+    req_str = string_append(req_str, 3, "User: ", s, "\r\n");
+  req_str = string_catn(req_str, US"\r\n", 2);
   wrote = send(spamd_cctx.sock, req_str->s, req_str->ptr, 0);
   }
 else
@@ -492,7 +495,7 @@ if (ferror(mbox_file))
 
 /* we're done sending, close socket for writing */
 if (!sd->is_rspamd)
-  shutdown(spamd_cctx.sock, SHUT_WR);
+  shutdown(spamd_cctx.sock,SHUT_WR);
 
 /* read spamd response using what's left of the timeout.  */
 memset(spamd_buffer, 0, sizeof(spamd_buffer));
@@ -500,7 +503,7 @@ offset = 0;
 while ((i = ip_recv(&spamd_cctx,
                   spamd_buffer + offset,
                   sizeof(spamd_buffer) - offset - 1,
-                  sd->timeout - time(NULL) + start)) > 0)
+                  sd->timeout + start)) > 0)
   offset += i;
 spamd_buffer[offset] = '\0';   /* guard byte */
 
@@ -562,7 +565,7 @@ else
     }
 
   Ustrcpy(spam_action_buffer,
-    spamd_score >= spamd_threshold ? "reject" : "no action");
+    spamd_score >= spamd_threshold ? US"reject" : US"no action");
   }
 
 /* Create report. Since this is a multiline string,