Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtmail/libDtMail/Common/APOPServer.C

@@ -0,0 +1,136 @@
+/*
+ *+SNOTICE
+ *
+ *	$TOG: APOPServer.C /main/5 1998/11/10 17:06:52 mgreess $
+ *
+ *	RESTRICTED CONFIDENTIAL INFORMATION:
+ *	
+ *	The information in this document is subject to special
+ *	restrictions in a confidential disclosure agreement between
+ *	HP, IBM, Sun, USL, SCO and Univel.  Do not distribute this
+ *	document outside HP, IBM, Sun, USL, SCO, or Univel without
+ *	Sun's specific written approval.  This document and all copies
+ *	and derivative works thereof must be returned or destroyed at
+ *	Sun's request.
+ *
+ *	Copyright 1993, 1995, 1995 Sun Microsystems, Inc.  All rights reserved.
+ *
+ *+ENOTICE
+ */
+/*
+ *		     Common Desktop Environment
+ *
+ *   (c) Copyright 1993, 1994, 1995 Hewlett-Packard Company
+ *   (c) Copyright 1993, 1994, 1995 International Business Machines Corp.
+ *   (c) Copyright 1993, 1994, 1995 Sun Microsystems, Inc.
+ *   (c) Copyright 1993, 1994, 1995 Novell, Inc.
+ *   (c) Copyright 1995 Digital Equipment Corp.
+ *   (c) Copyright 1995 Fujitsu Limited
+ *   (c) Copyright 1995 Hitachi, Ltd.
+ *                                                                   
+ *
+ *                     RESTRICTED RIGHTS LEGEND                              
+ *
+ *Use, duplication, or disclosure by the U.S. Government is subject to
+ *restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in
+ *Technical Data and Computer Software clause in DFARS 252.227-7013.  Rights
+ *for non-DOD U.S. Government Departments and Agencies are as set forth in
+ *FAR 52.227-19(c)(1,2).
+
+ *Hewlett-Packard Company, 3000 Hanover Street, Palo Alto, CA 94304 U.S.A.
+ *International Business Machines Corp., Route 100, Somers, NY 10589 U.S.A. 
+ *Sun Microsystems, Inc., 2550 Garcia Avenue, Mountain View, CA 94043 U.S.A.
+ *Novell, Inc., 190 River Road, Summit, NJ 07901 U.S.A.
+ *Digital Equipment Corp., 111 Powdermill Road, Maynard, MA 01754, U.S.A.
+ *Fujitsu Limited, 1015, Kamikodanaka Nakahara-Ku, Kawasaki 211, Japan
+ *Hitachi, Ltd., 6, Kanda Surugadai 4-Chome, Chiyoda-ku, Tokyo 101, Japan
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include <unistd.h>
+#include <stdlib.h>
+ 
+#include  <DtMail/DtMailServer.hh>
+#include  "md5.h"
+
+APOPServer::APOPServer(
+		char			*folder,
+		DtMail::Session		*session,
+		DtMail::MailBox		*mailbox,
+		DtMailAppendCallback	append_mailbox_cb,
+		void			*append_mailbox_cb_data)
+: POP3Server(folder, session, mailbox,
+	     append_mailbox_cb, append_mailbox_cb_data)
+{
+}
+
+APOPServer::~APOPServer()
+{
+}
+
+//
+// Apply for connection authorization.
+//
+DTMailError_t
+APOPServer::ptrans_authorize(char *greeting)
+{
+    static const char
+		*pname = "APOPServer::ptrans_authorize";
+    static char	ascii_digest [33];
+    char	*start,*end;
+    char	*msg;
+    DTMailError_t ok;
+
+    // Build MD5 digest from greeting timestamp + password.
+    // Find start of timestamp.
+    for (start = greeting;  *start != 0 && *start != '<';  start++)
+      continue;
+
+    if (*start == 0)
+    {
+        _logger.logError(
+			DTM_FALSE,
+			"%s: APOP timestamp not found in greeting",
+			pname);
+        return DTME_MailServerAccess_AuthorizationFailed;
+    }
+
+    // Find end of timestamp.
+    for (end = start;  *end != 0  && *end != '>';  end++)
+      continue;
+    if (*end == 0 || end == start + 1)
+    {
+        _logger.logError(
+			DTM_FALSE,
+			"%s: APOP timestamp not found in greeting",
+			pname);
+        return DTME_MailServerAccess_AuthorizationFailed;
+    }
+    else
+      *++end = '\0';
+
+    {
+        int		i;
+        MD5_CTX		context;
+        unsigned char	digest[16];
+
+        // Copy timestamp and password into digestion buffer.
+        msg = (char*) malloc((end-start+1) + strlen(_password) + 1);
+        strcpy(msg, start);
+        strcat(msg, _password);
+
+        MD5Init(&context);
+        MD5Update(&context, (unsigned char*) msg, strlen(msg));
+        
+        for (i = 0;  i < 16;  i++) 
+          sprintf(ascii_digest+2*i, "%02x", digest[i]);
+
+        free(msg);
+    }
+
+    ok = do_transaction("APOP %s %s", _username, ascii_digest);
+    if (DTME_NoError != ok) return DTME_MailServerAccess_AuthorizationFailed;
+    return DTME_NoError;
+}