1 files changed, 133 insertions, 0 deletions
diff --git a/toolkit/components/startup/nsUserInfoWin.cpp b/toolkit/components/startup/nsUserInfoWin.cpp
new file mode 100644
index 000000000..b27a2c483
--- /dev/null
+++ b/toolkit/components/startup/nsUserInfoWin.cpp
@@ -0,0 +1,133 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsUserInfo.h"
+
+#include "mozilla/ArrayUtils.h" // ArrayLength
+#include "nsString.h"
+#include "windows.h"
+#include "nsCRT.h"
+#include "nsXPIDLString.h"
+
+#define SECURITY_WIN32
+#include "lm.h"
+#include "security.h"
+
+nsUserInfo::nsUserInfo()
+{
+}
+
+nsUserInfo::~nsUserInfo()
+{
+}
+
+NS_IMPL_ISUPPORTS(nsUserInfo, nsIUserInfo)
+
+NS_IMETHODIMP
+nsUserInfo::GetUsername(char **aUsername)
+{
+  NS_ENSURE_ARG_POINTER(aUsername);
+  *aUsername = nullptr;
+
+  // ULEN is the max username length as defined in lmcons.h
+  wchar_t username[UNLEN +1];
+  DWORD size = mozilla::ArrayLength(username);
+  if (!GetUserNameW(username, &size))
+    return NS_ERROR_FAILURE;
+
+  *aUsername = ToNewUTF8String(nsDependentString(username));
+  return (*aUsername) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsUserInfo::GetFullname(char16_t **aFullname)
+{
+  NS_ENSURE_ARG_POINTER(aFullname);
+  *aFullname = nullptr;
+
+  wchar_t fullName[512];
+  DWORD size = mozilla::ArrayLength(fullName);
+
+  if (GetUserNameExW(NameDisplay, fullName, &size)) {
+    *aFullname = ToNewUnicode(nsDependentString(fullName));
+  } else {
+    DWORD getUsernameError = GetLastError();
+
+    // Try to use the net APIs regardless of the error because it may be
+    // able to obtain the information.
+    wchar_t username[UNLEN + 1];
+    size = mozilla::ArrayLength(username);
+    if (!GetUserNameW(username, &size)) {
+      // ERROR_NONE_MAPPED means the user info is not filled out on this computer
+      return getUsernameError == ERROR_NONE_MAPPED ?
+             NS_ERROR_NOT_AVAILABLE : NS_ERROR_FAILURE;
+    }
+
+    const DWORD level = 2;
+    LPBYTE info;
+    // If the NetUserGetInfo function has no full name info it will return
+    // success with an empty string.
+    NET_API_STATUS status = NetUserGetInfo(nullptr, username, level, &info);
+    if (status != NERR_Success) {
+      // We have an error with NetUserGetInfo but we know the info is not
+      // filled in because GetUserNameExW returned ERROR_NONE_MAPPED.
+      return getUsernameError == ERROR_NONE_MAPPED ?
+             NS_ERROR_NOT_AVAILABLE : NS_ERROR_FAILURE;
+    }
+
+    nsDependentString fullName =
+      nsDependentString(reinterpret_cast<USER_INFO_2 *>(info)->usri2_full_name);
+
+    // NetUserGetInfo returns an empty string if the full name is not filled out
+    if (fullName.Length() == 0) {
+      NetApiBufferFree(info);
+      return NS_ERROR_NOT_AVAILABLE;
+    }
+
+    *aFullname = ToNewUnicode(fullName);
+    NetApiBufferFree(info);
+  }
+
+  return (*aFullname) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsUserInfo::GetDomain(char **aDomain)
+{
+  NS_ENSURE_ARG_POINTER(aDomain);
+  *aDomain = nullptr;
+
+  const DWORD level = 100;
+  LPBYTE info;
+  NET_API_STATUS status = NetWkstaGetInfo(nullptr, level, &info);
+  if (status == NERR_Success) {
+    *aDomain =
+      ToNewUTF8String(nsDependentString(reinterpret_cast<WKSTA_INFO_100 *>(info)->
+                                        wki100_langroup));
+    NetApiBufferFree(info);
+  }
+
+  return (*aDomain) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsUserInfo::GetEmailAddress(char **aEmailAddress)
+{
+  NS_ENSURE_ARG_POINTER(aEmailAddress);
+  *aEmailAddress = nullptr;
+
+  // RFC3696 says max length of an email address is 254
+  wchar_t emailAddress[255];
+  DWORD size = mozilla::ArrayLength(emailAddress);
+
+  if (!GetUserNameExW(NameUserPrincipal, emailAddress, &size)) {
+    DWORD getUsernameError = GetLastError();
+    return getUsernameError == ERROR_NONE_MAPPED ?
+           NS_ERROR_NOT_AVAILABLE : NS_ERROR_FAILURE;
+  }
+
+  *aEmailAddress = ToNewUTF8String(nsDependentString(emailAddress));
+  return (*aEmailAddress) ? NS_OK : NS_ERROR_FAILURE;
+}