90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
/*
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*+SNOTICE
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*
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*
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* $TOG: FileShare.hh /main/5 1997/04/29 16:45:06 mgreess $
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*
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* RESTRICTED CONFIDENTIAL INFORMATION:
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*
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* The information in this document is subject to special
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* restrictions in a confidential disclosure agreement bertween
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* HP, IBM, Sun, USL, SCO and Univel. Do not distribute this
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* document outside HP, IBM, Sun, USL, SCO, or Univel wihtout
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* Sun's specific written approval. This documment and all copies
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* and derivative works thereof must be returned or destroyed at
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* Sun's request.
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*
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* Copyright 1993 Sun Microsystems, Inc. All rights reserved.
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*
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*+ENOTICE
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*/
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#ifndef _FILESHARE_HH
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#define _FILESHARE_HH
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#include <DtMail/DtMail.hh>
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#include <Tt/tt_c.h>
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class FileShare : public DtCPlusPlusAllocator {
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public:
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FileShare(DtMailEnv & error,
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DtMail::Session * session,
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const char * path,
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DtMailCallback cb_func,
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void * clientData);
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virtual ~FileShare(void);
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void lockFile(DtMailEnv & error);
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DtMailBoolean readOnly(DtMailEnv & error);
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DtMailBoolean readWriteOverride(DtMailEnv & error);
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#ifdef DEAD_WOOD
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DtMailBoolean locked(void);
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#endif /* DEAD_WOOD */
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private:
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struct TTHandle : public DtCPlusPlusAllocator {
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DtMail::Session *session;
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DtMailObjectKey key;
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FileShare * self;
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};
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DtMailObjectKey _key;
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DtMail::Session *_session;
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char *_path;
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TTHandle *_tt_handle;
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Tt_pattern *_file_pats;
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DtMailBoolean _have_write_access;
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DtMailBoolean _other_modified;
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DtMailCallback _cb_func;
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void *_cb_data;
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enum PendingOp {
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PENDING_LOCK = 1,
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PENDING_SAVE = 2,
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PENDING_DESTROY = 3
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};
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PendingOp _pending;
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DtMailBoolean _outstanding;
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DtMailBoolean isModified(DtMailEnv & error);
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static Tt_message fileCB(Tt_message msg, Tttk_op op,
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char * path, void *clientData, int same_euid,
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int same_proc);
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static Tt_callback_action mt_lock_cb(Tt_message m, Tt_pattern p);
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static Tt_message fileRequestCB(Tt_message, Tttk_op,
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char *, void *, int, int);
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/* _mt_pattern is used to handle tlock and rulock messages from mailtool */
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Tt_pattern _mt_pattern;
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/* _mt_lock is DTM_TRUE is we use the mailtool locking protocol */
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int _mt_lock;
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};
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#endif
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