# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1528849369 -10800
# Node ID ae53df2156ed9d608db86021c1d63e786f20787a
# Parent  523c1d1270d698b44de9fa18d29740018af20032
Add buffer expansion quirk to Boogie Down Paint decoder, as it seems to be needed.

diff -r 523c1d1270d6 -r ae53df2156ed tools/lib64fmts.c
--- a/tools/lib64fmts.c	Wed Jun 13 03:01:53 2018 +0300
+++ b/tools/lib64fmts.c	Wed Jun 13 03:22:49 2018 +0300
@@ -200,8 +200,15 @@
     cfg.rleMarkerB   = buf->data[8];
     cfg.rleMarkerW   = buf->data[9];
 
-    if ((res = dmDecodeGenericRLEAlloc(&mem,
-        dmGrowBufConstCopyOffs(&tmp, buf, 10), &cfg)) != DMERR_OK)
+    // Boogie Down Paint apparently is broken and stores one byte less
+    // than it should in some cases so we need to do some crappy buffer
+    // expansion here ..
+    if (dmGrowBufCopyOffs(&tmp, buf, 10, 1) == NULL)
+        return DMERR_MALLOC;
+
+    tmp.len = tmp.size;
+
+    if ((res = dmDecodeGenericRLEAlloc(&mem, &tmp, &cfg)) != DMERR_OK)
         goto out;
 
     res = dmC64DecodeGenericBMP(img, &mem, fmt);