Initial commit of sync engine code to browser/sync....

chrome/browser/sync/util/character_set_converters-win32.cc

Index: chrome/browser/sync/util/character_set_converters-win32.cc
===================================================================
--- chrome/browser/sync/util/character_set_converters-win32.cc	(revision 0)
+++ chrome/browser/sync/util/character_set_converters-win32.cc	(revision 0)
@@ -0,0 +1,62 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/sync/util/character_set_converters.h"
+
+#include <windows.h>
+
+#include <string>
+
+using std::string;
+
+namespace browser_sync {
+
+// Converts input_string to UTF8 and appends the result into to output_string
+void AppendPathStringToUTF8(const PathChar* wide, int size,
+                            string* output_string) {
+  CHECK(output_string);
+  if (0 == size)
+    return;
+
+  int needed_space = ::WideCharToMultiByte(CP_UTF8, 0, wide, size, 0, 0, 0, 0);
+  // TODO(sync): This should flag an error when we move to an api that can let
+  // utf-16 -> utf-8 fail.
+  CHECK(0 != needed_space);
+  string::size_type current_size = output_string->size();
+  output_string->resize(current_size + needed_space);
+  CHECK(0 != ::WideCharToMultiByte(CP_UTF8, 0, wide, size,
+      &(*output_string)[current_size], needed_space, 0, 0));
+}
+
+bool AppendUTF8ToPathString(const char* utf8, size_t size,
+                            PathString* output_string) {
+  CHECK(output_string);
+  if (0 == size)
+    return true;
+  // TODO(sync): Do we want to force precomposed characters here?
+  int needed_wide_chars = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS,
+      utf8, size, 0, 0);
+  if (0 == needed_wide_chars) {
+    DWORD err = ::GetLastError();
+    if (MB_ERR_INVALID_CHARS == err)
+      return false;
+    CHECK(0 == err);
+  }
+  PathString::size_type current_length = output_string->size();
+  output_string->resize(current_length + needed_wide_chars);
+  CHECK(0 != ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, utf8, size,
+      &(*output_string)[current_length], needed_wide_chars));
+  return true;
+}
+
+void TrimPathStringToValidCharacter(PathString* string) {
+  CHECK(string);
+  // Constants from http://en.wikipedia.org/wiki/UTF-16
+  if (string->empty())
+    return;
+  if (0x0dc00 == (string->at(string->length() - 1) & 0x0fc00))
+    string->resize(string->length() - 1);
+}
+
+}  // namespace browser_sync
Property changes on: chrome\browser\sync\util\character_set_converters-win32.cc
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Added: svn:eol-style
   + LF