From b9a3f8d7c0f4ff2543e259830826b86a50b0ba09 Mon Sep 17 00:00:00 2001
From: SJ <sj@acts.hu>
Date: Mon, 14 Mar 2016 21:26:18 +0100
Subject: [PATCH] fixed a multiline subject header decoding issue

---
 src/config.h |  2 +-
 src/parser.c | 58 ++++++++++++++++++++++++++--------------------------
 2 files changed, 30 insertions(+), 30 deletions(-)

diff --git a/src/config.h b/src/config.h
index d145b519..beef97f1 100644
--- a/src/config.h
+++ b/src/config.h
@@ -13,7 +13,7 @@
 
 #define VERSION "1.2.0-master"
 
-#define BUILD 939
+#define BUILD 940
 
 #define HOSTID "mailarchiver"
 
diff --git a/src/parser.c b/src/parser.c
index fa1343a8..f0b80474 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -108,8 +108,6 @@ void post_parse(struct session_data *sdata, struct parser_state *state, struct _
    clearhash(state->journal_recipient);
 
    trimBuffer(state->b_subject);
-   fixupEncodedHeaderLine(state->b_subject, MAXBUFSIZE);
-
 
    if(sdata->internal_sender == 0) sdata->direction = DIRECTION_INCOMING;
    else {
@@ -460,34 +458,36 @@ int parse_line(char *buf, struct parser_state *state, struct session_data *sdata
    }
 
 
-   if(state->is_1st_header == 1 && state->message_state == MSG_SUBJECT && strlen(state->b_subject) + strlen(buf) < MAXBUFSIZE-1){
-
-      if(state->b_subject[0] == '\0'){
-         p = &buf[0];
-         if(strncmp(buf, "Subject:", strlen("Subject:")) == 0) p += strlen("Subject:");
-         if(*p == ' ') p++;
-
-         strncat(state->b_subject, p, MAXBUFSIZE-strlen(state->b_subject)-1);
-      }
-      else {
-
-         /*
-          * if the next subject line is encoded, then strip the whitespace characters at the beginning of the line
-          */
-
-         p = buf;
-
-         if(strcasestr(buf, "?Q?") || strcasestr(buf, "?B?")){
-            while(isspace(*p)) p++;
-         }
-
-         strncat(state->b_subject, p, MAXBUFSIZE-strlen(state->b_subject)-1);
-      }
-   }
-
-
    if(state->is_1st_header == 1){
-      fixupEncodedHeaderLine(buf, MAXBUFSIZE);
+
+      if(state->message_state == MSG_SUBJECT && strlen(state->b_subject) + strlen(buf) < MAXBUFSIZE-1){
+
+         if(state->b_subject[0] == '\0'){
+            p = &buf[0];
+            if(strncmp(buf, "Subject:", strlen("Subject:")) == 0) p += strlen("Subject:");
+            if(*p == ' ') p++;
+
+            fixupEncodedHeaderLine(p, MAXBUFSIZE);
+            strncat(state->b_subject, p, MAXBUFSIZE-strlen(state->b_subject)-1);
+         }
+         else {
+
+            /*
+             * if the next subject line is encoded, then strip the whitespace characters at the beginning of the line
+             */
+
+            p = buf;
+
+            if(strcasestr(buf, "?Q?") || strcasestr(buf, "?B?")){
+               while(isspace(*p)) p++;
+            }
+
+            fixupEncodedHeaderLine(p, MAXBUFSIZE);
+
+            strncat(state->b_subject, p, MAXBUFSIZE-strlen(state->b_subject)-1);
+         }
+      }
+      else { fixupEncodedHeaderLine(buf, MAXBUFSIZE); }
    }