From 4dacedd9ccdbdc6a6e62d9fb86e9b2ea903a3629 Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Thu, 15 Sep 2016 10:04:05 +0200
Subject: Windows: Replace XZip/XUnzip library with zlib and libzip and include
 the sources of these library into VeraCrypt source tree.

---
 src/Common/libzip/zip_name_locate.c | 94 +++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 src/Common/libzip/zip_name_locate.c

(limited to 'src/Common/libzip/zip_name_locate.c')

diff --git a/src/Common/libzip/zip_name_locate.c b/src/Common/libzip/zip_name_locate.c
new file mode 100644
index 00000000..50ca40b1
--- /dev/null
+++ b/src/Common/libzip/zip_name_locate.c
@@ -0,0 +1,94 @@
+/*
+  zip_name_locate.c -- get index by name
+  Copyright (C) 1999-2015 Dieter Baron and Thomas Klausner
+
+  This file is part of libzip, a library to manipulate ZIP archives.
+  The authors can be contacted at <libzip@nih.at>
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+  1. Redistributions of source code must retain the above copyright
+     notice, this list of conditions and the following disclaimer.
+  2. Redistributions in binary form must reproduce the above copyright
+     notice, this list of conditions and the following disclaimer in
+     the documentation and/or other materials provided with the
+     distribution.
+  3. The names of the authors may not be used to endorse or promote
+     products derived from this software without specific prior
+     written permission.
+ 
+  THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+  IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#include <string.h>
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+
+#include "zipint.h"
+
+
+ZIP_EXTERN zip_int64_t
+zip_name_locate(zip_t *za, const char *fname, zip_flags_t flags)
+{
+    return _zip_name_locate(za, fname, flags, &za->error);
+}
+
+
+zip_int64_t
+_zip_name_locate(zip_t *za, const char *fname, zip_flags_t flags, zip_error_t *error)
+{
+    int (*cmp)(const char *, const char *);
+    const char *fn, *p;
+    zip_uint64_t i;
+
+    if (za == NULL)
+	return -1;
+
+    if (fname == NULL) {
+	zip_error_set(error, ZIP_ER_INVAL, 0);
+	return -1;
+    }
+
+    if (flags & (ZIP_FL_NOCASE|ZIP_FL_NODIR|ZIP_FL_ENC_CP437)) {
+	/* can't use hash table */
+	cmp = (flags & ZIP_FL_NOCASE) ? strcasecmp : strcmp;
+
+	for (i=0; i<za->nentry; i++) {
+	    fn = _zip_get_name(za, i, flags, error);
+	    
+	    /* newly added (partially filled) entry or error */
+	    if (fn == NULL)
+		continue;
+	    
+	    if (flags & ZIP_FL_NODIR) {
+		p = strrchr(fn, '/');
+		if (p)
+		    fn = p+1;
+	    }
+	    
+	    if (cmp(fname, fn) == 0) {
+		_zip_error_clear(error);
+		return (zip_int64_t)i;
+	    }
+	}
+
+	zip_error_set(error, ZIP_ER_NOENT, 0);
+	return -1;
+    }
+    else {
+	return _zip_hash_lookup(za->names, (const zip_uint8_t *)fname, flags, error);
+    }
+}
-- 
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