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lightning-sunbird  0.9+nobinonly
tmTransaction.cpp
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is Mozilla Transaction Manager.
00015  *
00016  * The Initial Developer of the Original Code is
00017  * Netscape Communications Corp.
00018  * Portions created by the Initial Developer are Copyright (C) 2003
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *   John Gaunt <jgaunt@netscape.com>
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 #include <stdlib.h>
00039 #include "tmTransaction.h"
00040 
00042 // Constructor(s) & Destructor
00043 
00044 tmTransaction::~tmTransaction() {
00045   if (mHeader)
00046     free(mHeader);
00047 }
00048 
00049 // call only once per lifetime of object. does not reclaim the
00050 //    raw message, only sets it.
00051 nsresult
00052 tmTransaction::Init(PRUint32 aOwnerID,
00053                     PRInt32  aQueueID, 
00054                     PRUint32 aAction, 
00055                     PRInt32  aStatus, 
00056                     const PRUint8 *aMessage, 
00057                     PRUint32 aLength) {
00058   nsresult rv = NS_OK;
00059   tmHeader *header = nsnull;
00060 
00061   // indicates the message is the entire raw message
00062   if (aQueueID == TM_INVALID_ID) {
00063     header = (tmHeader*) malloc(aLength);
00064     if (header) {
00065       mRawMessageLength = aLength;
00066       memcpy(header, aMessage, aLength);
00067     }
00068     else
00069       rv = NS_ERROR_OUT_OF_MEMORY;
00070   }
00071   else {   // need to create the tmHeader and concat the message
00072     header = (tmHeader*) malloc (sizeof(tmHeader) + aLength);
00073     if (header) {
00074       mRawMessageLength = sizeof(tmHeader) + aLength;
00075       header->action = aAction;
00076       header->queueID = aQueueID;
00077       header->status = aStatus;
00078       header->reserved = 0x00000000;
00079       if (aLength > 0)     // add the message if it exists
00080         memcpy((header + 1), aMessage, aLength);
00081     }
00082     else
00083       rv = NS_ERROR_OUT_OF_MEMORY;
00084   }
00085 
00086   if (NS_SUCCEEDED(rv)) {
00087     mOwnerID = aOwnerID;
00088     mHeader = header;
00089   }
00090 
00091   return rv;
00092 }