gecko-dev/mailnews/mapi/mapi32/mapimem.cpp

349 lines
8.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
//
// mem.cpp
// Written by: Rich Pizzarro (rhp@netscape.com)
// November 1997
// This implements various memory management functions for use with
// MAPI features of Communicator
//
#include <windows.h>
#include <memory.h>
#include <malloc.h>
#include "mapimem.h"
#include <nscpmapi.h> // lives in communicator winfe
#include "nsstrseq.h"
#include "trace.h"
#include "mapiutl.h"
#include "xpapi.h"
LPSTR
CheckNullString(LPSTR inStr)
{
static UCHAR str[1];
str[0] = '\0';
if (inStr == NULL)
return((LPSTR)str);
else
return(inStr);
}
void
FreeMAPIFile(lpMapiFileDesc pv)
{
if (!pv)
return;
if (pv->lpszPathName != NULL)
free(pv->lpszPathName);
if (pv->lpszFileName != NULL)
free(pv->lpszFileName);
}
void
FreeMAPIMessage(lpMapiMessage pv)
{
ULONG i;
if (!pv)
return;
if (pv->lpszSubject != NULL)
free(pv->lpszSubject);
if (pv->lpszNoteText)
free(pv->lpszNoteText);
if (pv->lpszMessageType)
free(pv->lpszMessageType);
if (pv->lpszDateReceived)
free(pv->lpszDateReceived);
if (pv->lpszConversationID)
free(pv->lpszConversationID);
if (pv->lpOriginator)
FreeMAPIRecipient(pv->lpOriginator);
for (i=0; i<pv->nRecipCount; i++)
{
if (&(pv->lpRecips[i]) != NULL)
{
FreeMAPIRecipient(&(pv->lpRecips[i]));
}
}
if (pv->lpRecips != NULL)
{
free(pv->lpRecips);
}
for (i=0; i<pv->nFileCount; i++)
{
if (&(pv->lpFiles[i]) != NULL)
{
FreeMAPIFile(&(pv->lpFiles[i]));
}
}
if (pv->lpFiles != NULL)
{
free(pv->lpFiles);
}
free(pv);
pv = NULL;
}
void
FreeMAPIRecipient(lpMapiRecipDesc pv)
{
if (!pv)
return;
if (pv->lpszName != NULL)
free(pv->lpszName);
if (pv->lpszAddress != NULL)
free(pv->lpszAddress);
if (pv->lpEntryID != NULL)
free(pv->lpEntryID);
}
//
// This routine will take an lpMapiMessage structure and "flatten" it into
// one contiguous chunk of memory that can be easily passed around. After this
// is done, "extract" routines will be written to get complicated string routines
// out of the chunk of memory at the end.
//
LPVOID
FlattenMAPIMessageStructure(lpMapiMessage msg, DWORD *totalSize)
{
MAPISendMailType *mailPtr;
LPSTR *strArray;
DWORD strCount = 0;
DWORD currentString = 0;
DWORD arrayBufSize = 0;
DWORD i;
*totalSize = 0;
if (!msg)
return(NULL);
//
// Allocate the initial structure to hold all of the mail info.
//
*totalSize = sizeof(MAPISendMailType);
mailPtr = (MAPISendMailType *) malloc(sizeof(MAPISendMailType));
if (!mailPtr)
return(NULL);
memset(mailPtr, 0, sizeof(MAPISendMailType));
//
// First, assign all of the easy numeric values...
//
mailPtr->MSG_flFlags = msg->flFlags; // unread,return receipt
mailPtr->MSG_nRecipCount = msg->nRecipCount; // Number of recipients
mailPtr->MSG_nFileCount = msg->nFileCount; // # of file attachments
if (msg->lpOriginator != NULL)
{
mailPtr->MSG_ORIG_ulRecipClass = msg->lpOriginator->ulRecipClass; // Recipient class - MAPI_TO, MAPI_CC, MAPI_BCC, MAPI_ORIG
}
//
// Now, figure out how many string pointers we need...
//
strCount = 4; // These are the 4 KNOWN strings up front for a message
strCount += 2; // This is for the originator name and address
strCount += msg->nRecipCount * 3; // Name, address & class (cc, bcc) for each recipient
strCount += msg->nFileCount * 2; // filename and display name for each attachment
//
// Now allocate a new string sequence...add one entry for NULL at the end
//
arrayBufSize = sizeof(LPSTR) * (strCount + 1);
#ifdef WIN16 // Check for max mem allocation...
if ((sizeof(MAPISendMailType) + arrayBufSize) > 64000)
{
free(mailPtr);
return NULL;
}
#endif
//
// Allocate a buffer for the string pointers and if this fails,
// cleanup and return.
//
strArray = (LPSTR *)malloc( (size_t) arrayBufSize);
if (!strArray)
{
free(mailPtr);
return NULL;
}
memset(strArray, 0, (size_t) arrayBufSize); // Set the array to NULL
strArray[currentString++] = CheckNullString(msg->lpszSubject); // Message Subject
strArray[currentString++] = CheckNullString(msg->lpszNoteText); // Message Text
strArray[currentString++] = CheckNullString(msg->lpszDateReceived); // in YYYY/MM/DD HH:MM format
strArray[currentString++] = CheckNullString(msg->lpszConversationID); // conversation thread ID
if (msg->lpOriginator)
{
strArray[currentString++] = CheckNullString(msg->lpOriginator[0].lpszName);
strArray[currentString++] = CheckNullString(msg->lpOriginator[0].lpszAddress);
}
else
{
strArray[currentString++] = CheckNullString(NULL);
strArray[currentString++] = CheckNullString(NULL);
}
//
// Assign pointers for the Name and address of each recipient
//
LPSTR toString = "1";
LPSTR ccString = "2";
LPSTR bccString = "3";
for (i=0; i<msg->nRecipCount; i++)
{
// rhp - need message class
if (msg->lpRecips[i].ulRecipClass == MAPI_BCC)
strArray[currentString++] = CheckNullString(bccString);
else if (msg->lpRecips[i].ulRecipClass == MAPI_CC)
strArray[currentString++] = CheckNullString(ccString);
else
strArray[currentString++] = CheckNullString(toString);
strArray[currentString++] = CheckNullString(msg->lpRecips[i].lpszName);
strArray[currentString++] = CheckNullString(msg->lpRecips[i].lpszAddress);
}
BYTE szNewFileName[_MAX_PATH];
for (i=0; i<msg->nFileCount; i++)
{
char *namePtr;
// have to copy/create temp files here of office won't work...
if (
(msg->lpFiles[i].lpszFileName != NULL) &&
(*msg->lpFiles[i].lpszFileName != '\0')
)
{
namePtr = (char *)msg->lpFiles[i].lpszFileName;
}
else
{
namePtr = (char *)msg->lpFiles[i].lpszPathName;
}
if (GetTempMailNameWithExtension((char *)szNewFileName, namePtr) == 0)
{
free(strArray);
free(mailPtr);
return NULL;
}
if (!XP_CopyFile((char *)msg->lpFiles[i].lpszPathName, (char *)szNewFileName, TRUE))
{
free(strArray);
free(mailPtr);
return NULL;
}
strArray[currentString++] = CheckNullString((char *)szNewFileName);
strArray[currentString++] = CheckNullString(msg->lpFiles[i].lpszFileName);
AddTempFile((LPSTR) szNewFileName);
// strArray[currentString++] = CheckNullString(msg->lpFiles[i].lpszPathName);
// strArray[currentString++] = CheckNullString(msg->lpFiles[i].lpszFileName);
}
if (currentString != strCount)
{
TRACE("MAPI PROBLEM!!!!!! FlattenMAPIMessageStructure() currentString != strCount\n");
}
strArray[strCount] = NULL; // terminate at the end
NSstringSeq strSeq = NSStrSeqNew(strArray);
if (!strSeq)
{
free(strArray);
free(mailPtr);
return NULL;
}
//
// Now we need to copy the structure into a big, contiguous chunk of memory
//
LONG totalArraySize = NSStrSeqSize(strSeq);
LONG totalMemSize = sizeof(MAPISendMailType) + totalArraySize;
#ifdef WIN16
if (totalMemSize > 64000)
{
free(strArray);
NSStrSeqDelete(strSeq);
free(mailPtr);
return NULL;
}
#endif
MAPISendMailType *newMailPtr = (MAPISendMailType *)malloc((size_t)totalMemSize);
if (!newMailPtr)
{
free(strArray);
NSStrSeqDelete(strSeq);
free(mailPtr);
return NULL;
}
memset(newMailPtr, 0, (size_t) totalMemSize);
//
// Finally do the copy...
//
memcpy(newMailPtr, mailPtr, sizeof(MAPISendMailType));
memcpy(newMailPtr->dataBuf, strSeq, (size_t) totalArraySize);
*totalSize = totalMemSize;
//
// Cleanup and scram...
//
if (strArray)
free(strArray);
if (strSeq)
NSStrSeqDelete(strSeq);
if (mailPtr)
free(mailPtr);
return(newMailPtr);
}