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_dir_add.c | 93 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 src/Common/libzip/zip_dir_add.c

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

diff --git a/src/Common/libzip/zip_dir_add.c b/src/Common/libzip/zip_dir_add.c
new file mode 100644
index 00000000..f535b21f
--- /dev/null
+++ b/src/Common/libzip/zip_dir_add.c
@@ -0,0 +1,93 @@
+/*
+  zip_dir_add.c -- add directory
+  Copyright (C) 1999-2014 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 <stdlib.h>
+#include <string.h>
+
+#include "zipint.h"
+
+
+/* NOTE: Signed due to -1 on error.  See zip_add.c for more details. */
+
+ZIP_EXTERN zip_int64_t
+zip_dir_add(zip_t *za, const char *name, zip_flags_t flags)
+{
+    size_t len;
+    zip_int64_t idx;
+    char *s;
+    zip_source_t *source;
+
+    if (ZIP_IS_RDONLY(za)) {
+	zip_error_set(&za->error, ZIP_ER_RDONLY, 0);
+	return -1;
+    }
+
+    if (name == NULL) {
+	zip_error_set(&za->error, ZIP_ER_INVAL, 0);
+	return -1;
+    }
+
+    s = NULL;
+    len = strlen(name);
+
+    if (name[len-1] != '/') {
+	if ((s=(char *)malloc(len+2)) == NULL) {
+	    zip_error_set(&za->error, ZIP_ER_MEMORY, 0);
+	    return -1;
+	}
+	strcpy(s, name);
+	s[len] = '/';
+	s[len+1] = '\0';
+    }
+
+    if ((source=zip_source_buffer(za, NULL, 0, 0)) == NULL) {
+	free(s);
+	return -1;
+    }
+	
+    idx = _zip_file_replace(za, ZIP_UINT64_MAX, s ? s : name, source, flags);
+
+    free(s);
+
+    if (idx < 0)
+	zip_source_free(source);
+    else {
+	if (zip_file_set_external_attributes(za, (zip_uint64_t)idx, 0, ZIP_OPSYS_DEFAULT, ZIP_EXT_ATTRIB_DEFAULT_DIR) < 0) {
+	    zip_delete(za, (zip_uint64_t)idx);
+	    return -1;
+	}
+    }
+
+    return idx;
+}
-- 
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