From b7ae098e21e4a5f8496d8d064ed2f38d59509eeb Mon Sep 17 00:00:00 2001
From: Dees Troy <dees_troy@teamw.in>
Date: Tue, 10 Sep 2013 20:47:35 +0000
Subject: Kang in older minzip for building in CM9 & CM7

CM7 and CM9 do not have libselinux needed in the newer minzip.
---
 minzipold/SysUtil.h | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 minzipold/SysUtil.h

(limited to 'minzipold/SysUtil.h')

diff --git a/minzipold/SysUtil.h b/minzipold/SysUtil.h
new file mode 100644
index 000000000..ec3a4bcfb
--- /dev/null
+++ b/minzipold/SysUtil.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2006 The Android Open Source Project
+ *
+ * System utilities.
+ */
+#ifndef _MINZIP_SYSUTIL
+#define _MINZIP_SYSUTIL
+
+#include "inline_magic.h"
+
+#include <sys/types.h>
+
+/*
+ * Use this to keep track of mapped segments.
+ */
+typedef struct MemMapping {
+    void*   addr;           /* start of data */
+    size_t  length;         /* length of data */
+
+    void*   baseAddr;       /* page-aligned base address */
+    size_t  baseLength;     /* length of mapping */
+} MemMapping;
+
+/* copy a map */
+INLINE void sysCopyMap(MemMapping* dst, const MemMapping* src) {
+    *dst = *src;
+}
+
+/*
+ * Load a file into a new shared memory segment.  All data from the current
+ * offset to the end of the file is pulled in.
+ *
+ * The segment is read-write, allowing VM fixups.  (It should be modified
+ * to support .gz/.zip compressed data.)
+ *
+ * On success, "pMap" is filled in, and zero is returned.
+ */
+int sysLoadFileInShmem(int fd, MemMapping* pMap);
+
+/*
+ * Map a file (from fd's current offset) into a shared,
+ * read-only memory segment.
+ *
+ * On success, "pMap" is filled in, and zero is returned.
+ */
+int sysMapFileInShmem(int fd, MemMapping* pMap);
+
+/*
+ * Like sysMapFileInShmem, but on only part of a file.
+ */
+int sysMapFileSegmentInShmem(int fd, off_t start, long length,
+    MemMapping* pMap);
+
+/*
+ * Release the pages associated with a shared memory segment.
+ *
+ * This does not free "pMap"; it just releases the memory.
+ */
+void sysReleaseShmem(MemMapping* pMap);
+
+#endif /*_MINZIP_SYSUTIL*/
-- 
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