Applied patch sent by Vijay Kumar to correct SMTP dot de-stuffing

[citadel.git] / citadel / msgbase.c

diff --git a/citadel/msgbase.c b/citadel/msgbase.c
index 7f6b7c9dabecf7477a213aecbea99a1f67e1af03..8421dfc1133789bfd14e1d4ad07761fd0b62fa21 100644 (file)
--- a/citadel/msgbase.c
+++ b/citadel/msgbase.c
@@ -19,7 +19,6 @@
 #include <regex.h>
 #include <sys/stat.h>
 #include <libcitadel.h>
-#include "md5.h"
 #include "ctdl_module.h"
 #include "citserver.h"
 #include "control.h"
@@ -1109,6 +1108,9 @@ struct CtdlMessage *CtdlDeserializeMessage(long msgnum, int with_body, const cha
 
        mptr = Buffer;
        upper_bound = Buffer + Length;
+       if (msgnum <= 0) {
+               return NULL;
+       }
 
        /* Parse the three bytes that begin EVERY message on disk.
         * The first is always 0xFF, the on-disk magic number.
@@ -3106,13 +3108,9 @@ StrBuf *CtdlReadMessageBodyBuf(char *terminator, /* token signalling EOT */
                        }
                        
                        /* Unescape SMTP-style input of two dots at the beginning of the line */
-                       if ((dotdot) &&
-                           (StrLength(LineBuf) == 2) && 
-                           (!strcmp(ChrPtr(LineBuf), "..")))
-                       {
+                       if ((dotdot) && (StrLength(LineBuf) > 1) && (ChrPtr(LineBuf)[0] == '.')) {
                                StrBufCutLeft(LineBuf, 1);
                        }
-                       
                        StrBufAppendBuf(Message, LineBuf, 0);
                }