X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/f1e894f37fb99398f7447220925a915bd031491a..a2e4e31dae3c20aa9e64427190ab49bd2d315217:/src/src/exim_dbmbuild.c

diff --git a/src/src/exim_dbmbuild.c b/src/src/exim_dbmbuild.c
index d9f3bfc6a..4ff724cdc 100644
--- a/src/src/exim_dbmbuild.c
+++ b/src/src/exim_dbmbuild.c
@@ -1,10 +1,10 @@
-/* $Cambridge: exim/src/src/exim_dbmbuild.c,v 1.4 2005/06/27 14:29:43 ph10 Exp $ */
+/* $Cambridge: exim/src/src/exim_dbmbuild.c,v 1.9 2009/11/16 19:50:36 nm4 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2005 */
+/* Copyright (c) University of Cambridge 1995 - 2009 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -151,8 +151,8 @@ EXIM_DB *d;
 EXIM_DATUM key, content;
 uschar *bptr;
 uschar  keybuffer[256];
-uschar  temp_dbmname[256];
-uschar  real_dbmname[256];
+uschar  temp_dbmname[512];
+uschar  real_dbmname[512];
 uschar *buffer = malloc(max_outsize);
 uschar *line = malloc(max_insize);
 
@@ -195,6 +195,15 @@ if (Ustrcmp(argv[arg], argv[arg+1]) == 0)
   }
 #endif
 
+/* Check length of filename; allow for adding .dbmbuild_temp and .db or
+.dir/.pag later. */
+
+if (strlen(argv[arg+1]) > sizeof(temp_dbmname) - 20)
+  {
+  printf("exim_dbmbuild: output filename is ridiculously long\n");
+  exit(1);
+  }
+
 Ustrcpy(temp_dbmname, argv[arg+1]);
 Ustrcat(temp_dbmname, ".dbmbuild_temp");
 
@@ -234,7 +243,8 @@ while (Ufgets(line, max_insize, f) != NULL)
   if (len >= max_insize - 1 && p[-1] != '\n')
     {
     printf("Overlong line read: max permitted length is %d\n", max_insize - 1);
-    return 1;
+    yield = 2;
+    goto TIDYUP;
     }
 
   if (line[0] == '#') continue;
@@ -260,7 +270,8 @@ while (Ufgets(line, max_insize, f) != NULL)
       {
       printf("Continued set of lines is too long: max permitted length is %d\n",
         max_outsize -1);
-      return 1;
+      yield = 2;
+      goto TIDYUP;
       }
 
     Ustrcpy(bptr, s);