Moved OpenChange to Attic, we no longer support this.

Attic/OpenChange/MAPIStoreSamDBUtils.m

@@ -0,0 +1,183 @@
+/* MAPIStoreSamDBUtils.m - this file is part of SOGo
+ *
+ * Copyright (C) 2011-2012 Inverse inc
+ *
+ * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#import <Foundation/NSData.h>
+#import <Foundation/NSString.h>
+#include <talloc.h>
+#include <ldb.h>
+#include <libmapiproxy.h>
+#include <samba/version.h>
+
+#import "NSData+MAPIStore.h"
+
+#import "MAPIStoreSamDBUtils.h"
+
+
+
+
+NSString *
+MAPIStoreSamDBUserAttribute (struct mapistore_connection_info *connInfo,
+                             NSString *userKey,
+                             NSString *value,
+                             NSString *attributeName)
+{
+  NSString *resultValue = nil;
+  const char *attrs[] = { "", NULL };
+  NSString *searchFormat;
+  const char *result;
+  struct ldb_result *res = NULL;
+  TALLOC_CTX *memCtx;
+  int ret;
+
+  memCtx = talloc_zero(NULL, TALLOC_CTX);
+
+  attrs[0] = [attributeName UTF8String];
+  searchFormat
+    = [NSString stringWithFormat: @"(&(objectClass=user)(%@=%%s))", userKey];
+#if SAMBA_VERSION_MAJOR <= 4 && SAMBA_VERSION_MINOR < 3
+  ret = ldb_search (connInfo->sam_ctx, memCtx, &res,
+                    ldb_get_default_basedn(connInfo->sam_ctx),
+                    LDB_SCOPE_SUBTREE, attrs,
+                    [searchFormat UTF8String],
+                    [value UTF8String]);
+#else
+  ret = safe_ldb_search (&connInfo->sam_ctx, memCtx, &res,
+                         ldb_get_default_basedn(connInfo->sam_ctx),
+                         LDB_SCOPE_SUBTREE, attrs,
+                         [searchFormat UTF8String],
+                         [value UTF8String]);
+#endif
+
+  if (ret == LDB_SUCCESS && res->count == 1)
+    {
+      result = ldb_msg_find_attr_as_string (res->msgs[0], attrs[0], NULL);
+      if (result)
+        resultValue = [NSString stringWithUTF8String: result];
+    }
+
+  talloc_free (memCtx);
+
+  return resultValue;
+}
+
+NSData *
+MAPIStoreInternalEntryId (struct mapistore_connection_info *connInfo, NSString *username)
+{
+  static const uint8_t const providerUid[] = { 0xdc, 0xa7, 0x40, 0xc8,
+                                               0xc0, 0x42, 0x10, 0x1a,
+                                               0xb4, 0xb9, 0x08, 0x00,
+                                               0x2b, 0x2f, 0xe1, 0x82 };
+  NSMutableData *entryId;
+  NSData *legacyDNData;
+  NSString *legacyDN;
+
+  /* structure:
+     flags: 32
+     provideruid: 32 * 4
+     version: 32
+     type: 32
+     X500DN: variable */
+
+  legacyDN = MAPIStoreSamDBUserAttribute (connInfo, @"sAMAccountName", username,
+                                          @"legacyExchangeDN");
+  if (legacyDN)
+    {
+      entryId = [NSMutableData dataWithCapacity: 256];
+      [entryId appendUInt32: 0]; // flags
+      [entryId appendBytes: providerUid length: 16]; // provideruid
+      [entryId appendUInt32: 1]; // version
+      [entryId appendUInt32: 0]; // type (local mail user)
+      legacyDNData = [legacyDN dataUsingEncoding: NSASCIIStringEncoding];
+      [entryId appendData: legacyDNData]; // x500dn
+      [entryId appendUInt8: 0]; // end of string
+    }
+  else
+    {
+      NSLog (@"Error trying to generate EntryId for `%@`", username);
+      entryId = nil;
+    }
+
+  return entryId;
+}
+
+NSData *
+MAPIStoreExternalEntryId (NSString *cn, NSString *email)
+{
+  NSMutableData *entryId;
+  static uint8_t providerUid[] = { 0x81, 0x2b, 0x1f, 0xa4,
+                                   0xbe, 0xa3, 0x10, 0x19,
+                                   0x9d, 0x6e, 0x00, 0xdd,
+                                   0x01, 0x0f, 0x54, 0x02 };
+  uint8_t flags21, flags22;
+
+  /* structure:
+     flags: 32
+     provideruid: 32 * 4
+     version: 16
+     {
+       PaD: 1
+       MAE: 2
+       Format: 4
+       M: 1
+       U: 1
+       R: 2
+       L: 1
+       Pad: 4
+     }
+     DisplayName: variable
+     AddressType: variable
+     EmailAddress: variable */
+
+  entryId = [NSMutableData dataWithCapacity: 256];
+  [entryId appendUInt32: 0]; // flags
+  [entryId appendBytes: providerUid length: 16]; // provideruid
+  [entryId appendUInt16: 0]; // version
+
+  flags21 = 0;          /* PaD, MAE, R, Pad = 0 */
+  flags21 |= 0x16;      /* Format: text and HTML */
+  flags21 |= 0x01;     /* M: mime format */
+
+  flags22 = 0x90;      /* U: unicode, L: no lookup */
+  [entryId appendUInt8: flags21];
+  [entryId appendUInt8: flags22];
+
+  /* DisplayName */
+  if (!cn)
+    cn = @"";
+  [entryId
+    appendData: [cn dataUsingEncoding: NSUTF16LittleEndianStringEncoding]];
+  [entryId appendUInt16: 0];
+
+  /* AddressType */
+  [entryId
+    appendData: [@"SMTP" dataUsingEncoding: NSUTF16LittleEndianStringEncoding]];
+  [entryId appendUInt16: 0];
+
+  /* EMailAddress */
+  if (!email)
+    email = @"";
+  [entryId
+    appendData: [email dataUsingEncoding: NSUTF16LittleEndianStringEncoding]];
+  [entryId appendUInt16: 0];
+
+  return entryId;
+}