1 files changed, 73 insertions, 0 deletions
diff --git a/src/Common/libzip/zip_source_file_win32_utf8.c b/src/Common/libzip/zip_source_file_win32_utf8.c
new file mode 100644
index 00000000..d154f97a
--- /dev/null
+++ b/src/Common/libzip/zip_source_file_win32_utf8.c
@@ -0,0 +1,73 @@
+/*
+  zip_source_file_win32_ansi.c -- source for Windows file opened by UTF-8 name
+  Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner
+
+  This file is part of libzip, a library to manipulate ZIP archives.
+  The authors can be contacted at <info@libzip.org>
+
+  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 "zip_source_file_win32.h"
+
+ZIP_EXTERN zip_source_t *
+zip_source_file(zip_t *za, const char *fname, zip_uint64_t start, zip_int64_t len) {
+    if (za == NULL) {
+        return NULL;
+    }
+
+    return zip_source_file_create(fname, start, len, &za->error);
+}
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_file_create(const char *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
+    int size;
+    wchar_t *wfname;
+    zip_source_t *source;
+
+    if (fname == NULL || length < ZIP_LENGTH_UNCHECKED) {
+        zip_error_set(error, ZIP_ER_INVAL, 0);
+        return NULL;
+    }
+
+    /* Convert fname from UTF-8 to Windows-friendly UTF-16. */
+    size = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fname, -1, NULL, 0);
+    if (size == 0) {
+        zip_error_set(error, ZIP_ER_INVAL, 0);
+        return NULL;
+    }
+    if ((wfname = (wchar_t *)malloc(sizeof(wchar_t) * size)) == NULL) {
+        zip_error_set(error, ZIP_ER_MEMORY, 0);
+        return NULL;
+    }
+    MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, fname, -1, wfname, size);
+
+    source = zip_source_win32w_create(wfname, start, length, error);
+
+    free(wfname);
+    return source;
+}