Restore win32 dir from Branch-5.2 and update it

[bacula/bacula] / bacula / src / win32 / filed / plugins / exch_api.c

diff --git a/bacula/src/win32/filed/plugins/exch_api.c b/bacula/src/win32/filed/plugins/exch_api.c
new file mode 100644 (file)
index 0000000..82c625b
--- /dev/null
+++ b/bacula/src/win32/filed/plugins/exch_api.c
@@ -0,0 +1,139 @@
+/*
+   Bacula(R) - The Network Backup Solution
+
+   Copyright (C) 2000-2018 Kern Sibbald
+
+   The original author of Bacula is Kern Sibbald, with contributions
+   from many others, a complete list can be found in the file AUTHORS.
+
+   You may use this file and others of this release according to the
+   license defined in the LICENSE file, which includes the Affero General
+   Public License, v3.0 ("AGPLv3") and some additional permissions and
+   terms pursuant to its AGPLv3 Section 7.
+
+   This notice must be preserved when any source code is
+   conveyed and/or propagated.
+
+   Bacula(R) is a registered trademark of Kern Sibbald.
+*/
+/* 
+ *  Written by James Harper, July 2010
+ *  
+ *  Used only in "old Exchange plugin" now deprecated.
+ */
+
+#include "exchange-fd.h"
+
+HrESEBackupRestoreGetNodes_t HrESEBackupRestoreGetNodes;
+HrESEBackupPrepare_t HrESEBackupPrepare;
+HrESEBackupGetLogAndPatchFiles_t HrESEBackupGetLogAndPatchFiles;
+HrESEBackupTruncateLogs_t HrESEBackupTruncateLogs;
+HrESEBackupEnd_t HrESEBackupEnd;
+HrESEBackupSetup_t HrESEBackupSetup;
+HrESEBackupInstanceEnd_t HrESEBackupInstanceEnd;
+HrESEBackupOpenFile_t HrESEBackupOpenFile;
+HrESEBackupReadFile_t HrESEBackupReadFile;
+HrESEBackupCloseFile_t HrESEBackupCloseFile;
+
+HrESERestoreOpen_t HrESERestoreOpen;
+HrESERestoreReopen_t HrESERestoreReopen;
+HrESERestoreComplete_t HrESERestoreComplete;
+HrESERestoreClose_t HrESERestoreClose;
+HrESERestoreGetEnvironment_t HrESERestoreGetEnvironment;
+HrESERestoreSaveEnvironment_t HrESERestoreSaveEnvironment;
+HrESERestoreAddDatabase_t HrESERestoreAddDatabase;
+HrESERestoreOpenFile_t HrESERestoreOpenFile;
+
+bRC
+loadExchangeApi()
+{
+   HMODULE h;
+   LONG status;
+   HKEY key_handle;
+   WCHAR *buf;
+   DWORD buf_len;
+   DWORD type;
+
+   status = RegOpenKeyW(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Control\\BackupRestore\\DLLPaths", &key_handle);
+   if (status != ERROR_SUCCESS)
+   {
+      _JobMessageNull(M_FATAL, "Cannot get key for Exchange DLL path, result = %08x\n", status);
+      return bRC_Error;
+   }
+   
+   type = REG_EXPAND_SZ;
+   status = RegQueryValueExW(key_handle, L"esebcli2", NULL, &type, NULL, &buf_len);
+   if (status != ERROR_SUCCESS)
+   {
+      _JobMessageNull(M_FATAL, "Cannot get key for Exchange DLL path, result = %08x\n", status);
+      return bRC_Error;
+   }
+   buf_len += 2;
+   buf = new WCHAR[buf_len];
+
+   type = REG_EXPAND_SZ;
+   status = RegQueryValueExW(key_handle, L"esebcli2", NULL, &type, (LPBYTE)buf, &buf_len);
+   if (status != ERROR_SUCCESS)
+   {
+      _JobMessageNull(M_FATAL, "Cannot get key for Exchange DLL path, result = %08x\n", status);
+      delete buf;
+      return bRC_Error;
+   }
+
+printf("Got value %S\n", buf);
+
+   // strictly speaking, a REG_EXPAND_SZ should be run through ExpandEnvironmentStrings
+
+   h = LoadLibraryW(buf);
+   delete buf;
+   if (!h) {
+      _JobMessageNull(M_FATAL, "Cannot load Exchange DLL\n");
+      return bRC_Error;
+   }
+   HrESEBackupRestoreGetNodes = (HrESEBackupRestoreGetNodes_t)GetProcAddress(h, "HrESEBackupRestoreGetNodes");
+   HrESEBackupPrepare = (HrESEBackupPrepare_t)GetProcAddress(h, "HrESEBackupPrepare");
+   HrESEBackupEnd = (HrESEBackupEnd_t)GetProcAddress(h, "HrESEBackupEnd");
+   HrESEBackupSetup = (HrESEBackupSetup_t)GetProcAddress(h, "HrESEBackupSetup");
+   HrESEBackupGetLogAndPatchFiles = (HrESEBackupGetLogAndPatchFiles_t)GetProcAddress(h, "HrESEBackupGetLogAndPatchFiles");
+   HrESEBackupTruncateLogs = (HrESEBackupTruncateLogs_t)GetProcAddress(h, "HrESEBackupTruncateLogs");
+   HrESEBackupInstanceEnd = (HrESEBackupInstanceEnd_t)GetProcAddress(h, "HrESEBackupInstanceEnd");
+   HrESEBackupOpenFile = (HrESEBackupOpenFile_t)GetProcAddress(h, "HrESEBackupOpenFile");
+   HrESEBackupReadFile = (HrESEBackupReadFile_t)GetProcAddress(h, "HrESEBackupReadFile");
+   HrESEBackupCloseFile = (HrESEBackupCloseFile_t)GetProcAddress(h, "HrESEBackupCloseFile");
+   HrESERestoreOpen = (HrESERestoreOpen_t)GetProcAddress(h, "HrESERestoreOpen");
+   HrESERestoreReopen = (HrESERestoreReopen_t)GetProcAddress(h, "HrESERestoreReopen");
+   HrESERestoreComplete = (HrESERestoreComplete_t)GetProcAddress(h, "HrESERestoreComplete");
+   HrESERestoreClose = (HrESERestoreClose_t)GetProcAddress(h, "HrESERestoreClose");
+   HrESERestoreSaveEnvironment = (HrESERestoreSaveEnvironment_t)GetProcAddress(h, "HrESERestoreSaveEnvironment");
+   HrESERestoreGetEnvironment = (HrESERestoreGetEnvironment_t)GetProcAddress(h, "HrESERestoreGetEnvironment");
+   HrESERestoreAddDatabase = (HrESERestoreAddDatabase_t)GetProcAddress(h, "HrESERestoreAddDatabase");
+   HrESERestoreOpenFile = (HrESERestoreOpenFile_t)GetProcAddress(h, "HrESERestoreOpenFile");
+   return bRC_OK;
+}
+
+const char *
+ESEErrorMessage(HRESULT result)
+{
+   switch (result) {
+   case 0:
+      return "No error.";
+   case hrLogfileHasBadSignature:
+      return "Log file has bad signature. Check that no stale files are left in the Exchange data/log directories.";
+   case hrCBDatabaseInUse:
+      return "Database in use. Make sure database is dismounted.";
+   case hrRestoreAtFileLevel:
+      return "File must be restored using Windows file I/O calls.";
+   case hrMissingFullBackup:
+      return "Exchange reports that no previous full backup has been done.";
+   case hrBackupInProgress:
+      return "Exchange backup already in progress.";
+   case hrLogfileNotContiguous:
+      return "Existing log file is not contiguous. Check that no stale files are left in the Exchange data/log directories.";
+   case hrErrorFromESECall:
+      return "Error returned from ESE function call. Check the Windows Event Logs for more information.";
+   case hrCBDatabaseNotFound:
+      return "Database not found. Check that the Database you are trying to restore actually exists in the Storage Group you are restoring to.";
+   default:
+      return "Unknown error.";
+   }
+}