Windows: update libzip to latest version 1.7.3 (close issue #656)

src/Common/libzip/zip_source_file_win32_utf16.c

@@ -0,0 +1,117 @@
+/*
+  zip_source_file_win32_utf16.c -- source for Windows file opened by UTF-16 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 <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 "zip_source_file_win32.h"
+
+#define RtlGenRandom SystemFunction036
+BOOLEAN NTAPI RtlGenRandom(PVOID RandomBuffer, ULONG RandomBufferLength);
+
+bool zip_secure_random(zip_uint8_t *buffer, zip_uint16_t length)
+{
+	return RtlGenRandom (buffer, (ULONG) length);
+}
+
+
+static char *utf16_allocate_tempname(const char *name, size_t extra_chars, size_t *lengthp);
+static HANDLE __stdcall utf16_create_file(const char *name, DWORD access, DWORD share_mode, PSECURITY_ATTRIBUTES security_attributes, DWORD creation_disposition, DWORD file_attributes, HANDLE template_file);
+static void utf16_make_tempname(char *buf, size_t len, const char *name, zip_uint32_t i);
+static char *utf16_strdup(const char *string);
+
+zip_win32_file_operations_t ops_utf16 = {
+    utf16_allocate_tempname,
+    utf16_create_file,
+    DeleteFileW,
+    GetFileAttributesW,
+    GetFileAttributesExW,
+    utf16_make_tempname,
+    MoveFileExW,
+    SetFileAttributesW,
+    utf16_strdup
+};
+
+ZIP_EXTERN zip_source_t *
+zip_source_win32w(zip_t *za, const wchar_t *fname, zip_uint64_t start, zip_int64_t len) {
+    if (za == NULL)
+    return NULL;
+
+    return zip_source_win32w_create(fname, start, len, &za->error);
+}
+
+
+ZIP_EXTERN zip_source_t *
+zip_source_win32w_create(const wchar_t *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) {
+    if (fname == NULL || length < -1) {
+    zip_error_set(error, ZIP_ER_INVAL, 0);
+    return NULL;
+    }
+
+
+    return zip_source_file_common_new((const char *)fname, NULL, start, length, NULL, &_zip_source_file_win32_named_ops, &ops_utf16, error);
+}
+
+
+static char *
+utf16_allocate_tempname(const char *name, size_t extra_chars, size_t *lengthp) {
+    *lengthp = wcslen((const wchar_t *)name) + extra_chars;
+    return (char *)malloc(*lengthp * sizeof(wchar_t));
+}
+
+
+static HANDLE __stdcall
+utf16_create_file(const char *name, DWORD access, DWORD share_mode, PSECURITY_ATTRIBUTES security_attributes, DWORD creation_disposition, DWORD file_attributes, HANDLE template_file) {
+#ifdef MS_UWP
+    CREATEFILE2_EXTENDED_PARAMETERS extParams = {0};
+    extParams.dwFileAttributes = file_attributes;
+    extParams.dwFileFlags = FILE_FLAG_RANDOM_ACCESS;
+    extParams.dwSecurityQosFlags = SECURITY_ANONYMOUS;
+    extParams.dwSize = sizeof(extParams);
+    extParams.hTemplateFile = template_file;
+    extParams.lpSecurityAttributes = security_attributes;
+    
+    return CreateFile2((const wchar_t *)name, access, share_mode, creation_disposition, &extParams);
+#else
+    return CreateFileW((const wchar_t *)name, access, share_mode, security_attributes, creation_disposition, file_attributes, template_file);
+#endif
+}
+
+
+static void
+utf16_make_tempname(char *buf, size_t len, const char *name, zip_uint32_t i) {
+    _snwprintf((wchar_t *)buf, len, L"%s.%08x", (const wchar_t *)name, i);
+}
+
+
+static char *
+utf16_strdup(const char *string) {
+    return (char *)_wcsdup((const wchar_t *)string);
+}