From 0ff20b1aac36808f86b110d3028b6913c0634de7 Mon Sep 17 00:00:00 2001
From: "(no author)" <(no author)@4f64403b-2f21-0410-a795-97e2b3489a10>
Date: Wed, 10 Nov 2010 01:32:22 +0000
Subject: More appropriate minizip fix

git-svn-id: https://server.scottellis.com.au/svn/mim_plugs@550 4f64403b-2f21-0410-a795-97e2b3489a10
---
 updater/zbin/minizip/ioapi.c | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

(limited to 'updater/zbin/minizip/ioapi.c')

diff --git a/updater/zbin/minizip/ioapi.c b/updater/zbin/minizip/ioapi.c
index c3f75ce..0916ffa 100644
--- a/updater/zbin/minizip/ioapi.c
+++ b/updater/zbin/minizip/ioapi.c
@@ -32,11 +32,22 @@ long call_zseek64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream, ZP
         return (*(pfilefunc->zfile_func64.zseek64_file)) (pfilefunc->zfile_func64.opaque,filestream,offset,origin);
     else
     {
-        uLong offsetTruncated = (uLong)offset;
-        if (offsetTruncated != offset)
-            return -1;
-        else
-            return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin);
+		if (origin == ZLIB_FILEFUNC_SEEK_SET)
+		{
+			uLong offsetTruncated = (uLong)offset;
+			if (offsetTruncated != offset)
+				return -1;
+			else
+				return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin);
+		}
+		else
+		{
+			long offsetTruncated = (long)(__int64)offset;
+			if (offsetTruncated != (__int64)offset)
+				return -1;
+			else
+				return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin);
+		}
     }
 }
 
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