329 lines
10 KiB
C++
329 lines
10 KiB
C++
// This may look like C code, but it is really -*- C++ -*-
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// ------------------------------------------------------------------
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// The Goldware Library
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// Copyright (C) 1990-1999 Odinn Sorensen
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// Copyright (C) 1999-2000 Alexander S. Aganichev
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// ------------------------------------------------------------------
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this program; if not, write to the Free
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// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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// MA 02111-1307, USA
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// ------------------------------------------------------------------
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// $Id$
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// ------------------------------------------------------------------
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// JAM msgbase definitions and structures.
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// ------------------------------------------------------------------
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// This implementation is based on information in the document
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// JAM-001, revision 001, dated 93-07-01 and the associated example
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// "JAM API". Here is the JAM copyright notice:
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//
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// "JAM(mbp) - Copyright 1993 Joaquim Homrighausen, Andrew Milner,
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// Mats Birch, Mats Wallin.
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// ALL RIGHTS RESERVED."
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// ------------------------------------------------------------------
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// ------------------------------------------------------------------
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// Only include once!
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#ifndef __GM_JAMM_H
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#define __GM_JAMM_H
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// ------------------------------------------------------------------
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#include <gmoarea.h>
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// ------------------------------------------------------------------
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#if defined(GOLD_CANPACK)
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#pragma pack(1)
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#endif
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// ------------------------------------------------------------------
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// JAM constants
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#define JAM_REVISION 1
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#define JAM_SIGNATURE "JAM\0"
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#define JAM_MAXDATLEN 100
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// ------------------------------------------------------------------
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// Message status bits
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#define JAMATTR_LOCAL 0x00000001L // Msg created locally
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#define JAMATTR_INTRANSIT 0x00000002L // Msg is in-transit
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#define JAMATTR_PRIVATE 0x00000004L // Private
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#define JAMATTR_READ 0x00000008L // Read by addressee
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#define JAMATTR_SENT 0x00000010L // Sent to remote
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#define JAMATTR_KILLSENT 0x00000020L // Kill when sent
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#define JAMATTR_ARCHIVESENT 0x00000040L // Archive when sent
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#define JAMATTR_HOLD 0x00000080L // Hold for pick-up
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#define JAMATTR_CRASH 0x00000100L // Crash
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#define JAMATTR_IMMEDIATE 0x00000200L // Send Msg now, ignore restrictions
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#define JAMATTR_DIRECT 0x00000400L // Send directly to destination
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#define JAMATTR_GATE 0x00000800L // Send via gateway
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#define JAMATTR_FILEREQUEST 0x00001000L // File request
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#define JAMATTR_FILEATTACH 0x00002000L // File(s) attached to Msg
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#define JAMATTR_TRUNCFILE 0x00004000L // Truncate file(s) when sent
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#define JAMATTR_KILLFILE 0x00008000L // Delete file(s) when sent
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#define JAMATTR_RECEIPTREQ 0x00010000L // Return receipt requested
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#define JAMATTR_CONFIRMREQ 0x00020000L // Confirmation receipt requested
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#define JAMATTR_ORPHAN 0x00040000L // Unknown destination
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#define JAMATTR_ENCRYPT 0x00080000L // Msg text is encrypted
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#define JAMATTR_COMPRESS 0x00100000L // Msg text is compressed
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#define JAMATTR_ESCAPED 0x00200000L // Msg text is seven bit ASCII
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#define JAMATTR_FPU 0x00400000L // Force pickup
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#define JAMATTR_TYPELOCAL 0x00800000L // Msg is for local use only (not for export)
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#define JAMATTR_TYPEECHO 0x01000000L // Msg is for conference distribution
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#define JAMATTR_TYPENET 0x02000000L // Msg is direct network mail
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#define JAMATTR_NODISP 0x20000000L // Msg may not be displayed to user
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#define JAMATTR_LOCKED 0x40000000L // Msg is locked, no editing possible
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#define JAMATTR_DELETED 0x80000000L // Msg is deleted
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// ------------------------------------------------------------------
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// Message header subfield types
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#define JAMSUB_OADDRESS 0
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#define JAMSUB_DADDRESS 1
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#define JAMSUB_SENDERNAME 2
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#define JAMSUB_RECEIVERNAME 3
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#define JAMSUB_MSGID 4
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#define JAMSUB_REPLYID 5
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#define JAMSUB_SUBJECT 6
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#define JAMSUB_PID 7
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#define JAMSUB_TRACE 8
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#define JAMSUB_ENCLOSEDFILE 9
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#define JAMSUB_ENCLOSEDFILEWALIAS 10
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#define JAMSUB_ENCLOSEDFREQ 11
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#define JAMSUB_ENCLOSEDFILEWCARD 12
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#define JAMSUB_ENCLOSEDINDIRECFILE 13
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#define JAMSUB_EMBINDAT 1000
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#define JAMSUB_FTSKLUDGE 2000
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#define JAMSUB_SEENBY2D 2001
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#define JAMSUB_PATH2D 2002
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#define JAMSUB_FLAGS 2003
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#define JAMSUB_TZUTCINFO 2004
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#define JAMSUB_UNKNOWN 0xFFFF
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// ------------------------------------------------------------------
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// .JHR file header
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struct JamHdrInfo {
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char signature[4]; // <J><A><M> followed by <NUL>
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time_t datecreated; // Creation date
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ulong modcounter; // Update counter
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ulong activemsgs; // Number of active (not deleted) msgs
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ulong passwordcrc; // CRC-32 of password to access
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ulong basemsgnum; // Lowest message number in index file
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ulong highwatermark; // Number of the last msg scanned
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byte reserved[996]; // Reserved space
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};
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// ------------------------------------------------------------------
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// .JHR message headers
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struct JamHdr {
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char signature[4]; // <J><A><M> followed by <NUL>
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word revision; // Revision level of header
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word reservedword; // Reserved for future use
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ulong subfieldlen; // Length of subfields
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ulong timesread; // Number of times message read
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ulong msgidcrc; // CRC-32 of MSGID line
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ulong replycrc; // CRC-32 of REPLY line
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ulong replyto; // This msg is a reply to..
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ulong reply1st; // First reply to this msg
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ulong replynext; // Next msg in reply chain
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time_t datewritten; // When msg was written
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time_t datereceived; // When msg was read by recipient
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time_t dateprocessed; // When msg was processed by tosser/scanner
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ulong messagenumber; // Message number (1-based)
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ulong attribute; // Msg attribute, see "Msg Attributes"
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ulong attribute2; // Reserved for future use
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ulong offset; // Offset of text in ????????.JDT file
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ulong txtlen; // Length of message text
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ulong passwordcrc; // CRC-32 of password to access message
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ulong cost; // Cost of message
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};
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// ------------------------------------------------------------------
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// .JHR subfield headers
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struct JamSubFieldHdr {
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word loid; // Field ID, 0-65535
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word hiid; // Reserved for future use
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ulong datlen; // Length of buffer that follows
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};
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// ------------------------------------------------------------------
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// .JHR subfields
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struct JamSubField {
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word loid; // Field ID, 0-65535
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word hiid; // Reserved for future use
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ulong datlen; // Length of buffer that follows
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char buffer[101]; // DATLEN bytes of data
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};
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// ------------------------------------------------------------------
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// .JDX message index
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struct JamIndex {
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dword usercrc; // CRC-32 of destination username
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ulong hdroffset; // Offset of header in .JHR file
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};
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// ------------------------------------------------------------------
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// .JLR lastread records
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struct JamLast {
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dword usercrc; // CRC-32 of user name (lowercase)
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dword userid; // Unique UserID
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dword lastread; // Last read message number
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dword highread; // Highest read message number
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};
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// ------------------------------------------------------------------
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#if defined(GOLD_CANPACK)
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#pragma pack()
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#endif
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// ------------------------------------------------------------------
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struct JamData {
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int fhjhr;
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int fhjdt;
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int fhjdx;
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int fhjlr;
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int islocked; // Area is locked?
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int timesposted;
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long lastpos; // Lastread position
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JamLast lastrec; // .JLR Lastread record
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JamHdrInfo hdrinfo; // .JHR Header info record
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};
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// ------------------------------------------------------------------
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struct JamWide {
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dword usercrc;
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dword userid;
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int lookreplies;
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const char* jampath;
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int harddelete;
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};
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// ------------------------------------------------------------------
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class JamArea : public gmo_area {
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protected:
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JamData* data;
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JamWide* wide;
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int just_scanning;
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void data_open();
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void data_close();
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void open_area();
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void raw_open();
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void raw_close();
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void save_lastread();
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int test_open(const char* file);
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void raw_scan(int __keep_index, int __scanpm=false);
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int load_message(int __mode, gmsg* __msg, JamHdr& __hdr);
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void add_subfield(JamHdr& __hdr, byte*& __subfield, word __loid, word __hiid, char* __data);
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void save_message(int __mode, gmsg* __msg, JamHdr& __hdr);
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public:
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JamArea() { wide = NULL; data = NULL; just_scanning = false; }
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virtual ~JamArea() {}
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// ----------------------------------------------------------------
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// Messagebase member functions
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void open();
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void close();
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void suspend();
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void resume();
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void lock();
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void unlock();
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void scan();
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void scan_area();
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void scan_area_pm();
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int load_hdr(gmsg* msg);
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int load_msg(gmsg* msg);
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void save_hdr(int mode, gmsg* msg);
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void save_msg(int mode, gmsg* msg);
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void del_msg(gmsg* msg);
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void new_msgno(gmsg* msg);
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char* user_lookup(char* lookfor);
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int renumber();
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void update_timesread(gmsg* msg);
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Line* make_dump_msg(Line*& lin, gmsg* msg, char* lng_head);
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};
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// ------------------------------------------------------------------
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extern JamWide* jamwide;
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extern JamData* jamdata;
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extern int jamdatano;
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// ------------------------------------------------------------------
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#endif
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// ------------------------------------------------------------------
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