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EuroTcl/OpenACS 11 - 12 JULY 2024, VIENNA
Overview
Comment:Added more debug output to encrypt and digest files
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SHA3-256: 6cccc0c9b2957542f08bcf5b79e5e88ba83c4dd70dd70a350375644e14ee34b3
User & Date: bohagan on 2024-05-19 19:51:09
Other Links: branch diff | manifest | tags
Context
2024-05-19
20:15
Fixed bug in update and finalize handlers for encrypt using accumulator command. check-in: 9bcee7c0e7 user: bohagan tags: crypto
19:51
Added more debug output to encrypt and digest files check-in: 6cccc0c9b2 user: bohagan tags: crypto
18:50
Merge in changes from master check-in: 911e1b65a9 user: bohagan tags: crypto
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified generic/tlsDigest.c from [862bda43dc] to [dfd4a485c5].

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 *	Sets the device into blocking or nonblocking mode.
 *	Can call Tcl_SetChannelError.
 *
 *-------------------------------------------------------------------
 */
static int DigestBlockModeProc(ClientData clientData, int mode) {
    DigestState *statePtr = (DigestState *) clientData;



    if (mode == TCL_MODE_NONBLOCKING) {
	statePtr->flags |= TLS_TCL_ASYNC;
    } else {
	statePtr->flags &= ~(TLS_TCL_ASYNC);
    }
    return 0;








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 *	Sets the device into blocking or nonblocking mode.
 *	Can call Tcl_SetChannelError.
 *
 *-------------------------------------------------------------------
 */
static int DigestBlockModeProc(ClientData clientData, int mode) {
    DigestState *statePtr = (DigestState *) clientData;

    dprintf("Called");

    if (mode == TCL_MODE_NONBLOCKING) {
	statePtr->flags |= TLS_TCL_ASYNC;
    } else {
	statePtr->flags &= ~(TLS_TCL_ASYNC);
    }
    return 0;
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 * Side effects:
 *	Deletes stored state data.
 *
 *-------------------------------------------------------------------
 */
int DigestCloseProc(ClientData clientData, Tcl_Interp *interp) {
    DigestState *statePtr = (DigestState *) clientData;



    /* Cancel active timer, if any */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }









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 * Side effects:
 *	Deletes stored state data.
 *
 *-------------------------------------------------------------------
 */
int DigestCloseProc(ClientData clientData, Tcl_Interp *interp) {
    DigestState *statePtr = (DigestState *) clientData;

    dprintf("Called");

    /* Cancel active timer, if any */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }
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    return 0;
}

/*
 * Same as DigestCloseProc but with individual read and write close control
 */
static int DigestClose2Proc(ClientData instanceData, Tcl_Interp *interp, int flags) {



    if ((flags & (TCL_CLOSE_READ | TCL_CLOSE_WRITE)) == 0) {
	return DigestCloseProc(instanceData, interp);
    }
    return EINVAL;
}









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    return 0;
}

/*
 * Same as DigestCloseProc but with individual read and write close control
 */
static int DigestClose2Proc(ClientData instanceData, Tcl_Interp *interp, int flags) {

    dprintf("Called");

    if ((flags & (TCL_CLOSE_READ | TCL_CLOSE_WRITE)) == 0) {
	return DigestCloseProc(instanceData, interp);
    }
    return EINVAL;
}
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 *----------------------------------------------------------------------
 */
int DigestInputProc(ClientData clientData, char *buf, int toRead, int *errorCodePtr) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_Size read;
    *errorCodePtr = 0;



    /* Abort if nothing to process */
    if (toRead <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    /* Get bytes from underlying channel */








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 *----------------------------------------------------------------------
 */
int DigestInputProc(ClientData clientData, char *buf, int toRead, int *errorCodePtr) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_Size read;
    *errorCodePtr = 0;

    dprintf("Called");

    /* Abort if nothing to process */
    if (toRead <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    /* Get bytes from underlying channel */
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 *	Get data from buf and update digest
 *
 *----------------------------------------------------------------------
 */
 int DigestOutputProc(ClientData clientData, const char *buf, int toWrite, int *errorCodePtr) {
    DigestState *statePtr = (DigestState *) clientData;
    *errorCodePtr = 0;



    /* Abort if nothing to process */
    if (toWrite <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    /* Update hash function */








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 *	Get data from buf and update digest
 *
 *----------------------------------------------------------------------
 */
 int DigestOutputProc(ClientData clientData, const char *buf, int toWrite, int *errorCodePtr) {
    DigestState *statePtr = (DigestState *) clientData;
    *errorCodePtr = 0;

    dprintf("Called");

    /* Abort if nothing to process */
    if (toWrite <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    /* Update hash function */
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 *----------------------------------------------------------------------
 */
static int DigestSetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	const char *optionValue) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverSetOptionProc *setOptionProc;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */








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 *----------------------------------------------------------------------
 */
static int DigestSetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	const char *optionValue) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverSetOptionProc *setOptionProc;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */
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 *----------------------------------------------------------------------
 */
static int DigestGetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	Tcl_DString *optionValue) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverGetOptionProc *getOptionProc;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */








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 *----------------------------------------------------------------------
 */
static int DigestGetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	Tcl_DString *optionValue) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverGetOptionProc *getOptionProc;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */
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 * Side effects:
 *	May call Tcl_NotifyChannel
 *
 *----------------------------------------------------------------------
 */
static void DigestTimerHandler(ClientData clientData) {
    DigestState *statePtr = (DigestState *) clientData;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Clear timer token */








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 * Side effects:
 *	May call Tcl_NotifyChannel
 *
 *----------------------------------------------------------------------
 */
static void DigestTimerHandler(ClientData clientData) {
    DigestState *statePtr = (DigestState *) clientData;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Clear timer token */
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 *
 *----------------------------------------------------------------------
 */
void DigestWatchProc(ClientData clientData, int mask) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverWatchProc *watchProc;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Store OR-ed combination of TCL_READABLE, TCL_WRITABLE and TCL_EXCEPTION */








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 *
 *----------------------------------------------------------------------
 */
void DigestWatchProc(ClientData clientData, int mask) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverWatchProc *watchProc;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Store OR-ed combination of TCL_READABLE, TCL_WRITABLE and TCL_EXCEPTION */
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 *	None
 *
 *----------------------------------------------------------------------
 */
int DigestGetHandleProc(ClientData clientData, int direction, ClientData *handlePtr) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    parent = Tcl_GetStackedChannel(statePtr->self);








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 *	None
 *
 *----------------------------------------------------------------------
 */
int DigestGetHandleProc(ClientData clientData, int direction, ClientData *handlePtr) {
    DigestState *statePtr = (DigestState *) clientData;
    Tcl_Channel parent;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    parent = Tcl_GetStackedChannel(statePtr->self);
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 * Side effects:
 *	Cancels any pending timer.
 *
 *----------------------------------------------------------------------
 */
int DigestNotifyProc(ClientData clientData, int interestMask) {
    DigestState *statePtr = (DigestState *) clientData;



    /* Skip timer event as redundant */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }
    return interestMask;








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 * Side effects:
 *	Cancels any pending timer.
 *
 *----------------------------------------------------------------------
 */
int DigestNotifyProc(ClientData clientData, int interestMask) {
    DigestState *statePtr = (DigestState *) clientData;

    dprintf("Called");

    /* Skip timer event as redundant */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }
    return interestMask;
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 * Side effects:
 *	Destroys state info structure
 *
 *-------------------------------------------------------------------
 */
void DigestCommandDeleteHandler(ClientData clientData) {
    DigestState *statePtr = (DigestState *) clientData;



    /* Clean-up */
    DigestStateFree(statePtr);
}

/*
 *-------------------------------------------------------------------








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 * Side effects:
 *	Destroys state info structure
 *
 *-------------------------------------------------------------------
 */
void DigestCommandDeleteHandler(ClientData clientData) {
    DigestState *statePtr = (DigestState *) clientData;

    dprintf("Called");

    /* Clean-up */
    DigestStateFree(statePtr);
}

/*
 *-------------------------------------------------------------------
︙︙

Modified generic/tlsEncrypt.c from [8d58b29b53] to [d282984124].

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 *	Sets the device into blocking or nonblocking mode.
 *	Can call Tcl_SetChannelError.
 *
 *-------------------------------------------------------------------
 */
static int EncryptBlockModeProc(ClientData clientData, int mode) {
    EncryptState *statePtr = (EncryptState *) clientData;



    if (mode == TCL_MODE_NONBLOCKING) {
	statePtr->flags |= TLS_TCL_ASYNC;
    } else {
	statePtr->flags &= ~(TLS_TCL_ASYNC);
    }
    return 0;








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 *	Sets the device into blocking or nonblocking mode.
 *	Can call Tcl_SetChannelError.
 *
 *-------------------------------------------------------------------
 */
static int EncryptBlockModeProc(ClientData clientData, int mode) {
    EncryptState *statePtr = (EncryptState *) clientData;

    dprintf("Called");

    if (mode == TCL_MODE_NONBLOCKING) {
	statePtr->flags |= TLS_TCL_ASYNC;
    } else {
	statePtr->flags &= ~(TLS_TCL_ASYNC);
    }
    return 0;
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 * Side effects:
 *	Deletes stored state data.
 *
 *-------------------------------------------------------------------
 */
int EncryptCloseProc(ClientData clientData, Tcl_Interp *interp) {
    EncryptState *statePtr = (EncryptState *) clientData;



    /* Cancel active timer, if any */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }









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 * Side effects:
 *	Deletes stored state data.
 *
 *-------------------------------------------------------------------
 */
int EncryptCloseProc(ClientData clientData, Tcl_Interp *interp) {
    EncryptState *statePtr = (EncryptState *) clientData;

    dprintf("Called");

    /* Cancel active timer, if any */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }
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    return 0;
}

/*
 * Same as EncryptCloseProc but with individual read and write close control
 */
static int EncryptClose2Proc(ClientData instanceData, Tcl_Interp *interp, int flags) {


    if ((flags & (TCL_CLOSE_READ | TCL_CLOSE_WRITE)) == 0) {
	return EncryptCloseProc(instanceData, interp);
    }
    return EINVAL;
}

/*








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    return 0;
}

/*
 * Same as EncryptCloseProc but with individual read and write close control
 */
static int EncryptClose2Proc(ClientData instanceData, Tcl_Interp *interp, int flags) {
    dprintf("Called");

    if ((flags & (TCL_CLOSE_READ | TCL_CLOSE_WRITE)) == 0) {
	return EncryptCloseProc(instanceData, interp);
    }
    return EINVAL;
}

/*
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    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    int out_len;
    Tcl_Size read;
    *errorCodePtr = 0;
    char *in_buf;
    


    /* Abort if nothing to process */
    if (toRead <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    /* Get bytes from underlying channel */
    in_buf = Tcl_Alloc((Tcl_Size) toRead);
    parent = Tcl_GetStackedChannel(statePtr->self);
    read = Tcl_ReadRaw(parent, in_buf, (Tcl_Size) toRead);

    /* Update function */
    if (read > 0) {
	/* Have data - Update function */
	if (EncryptUpdate(statePtr->interp, statePtr->type, statePtr->ctx, (unsigned char *) buf, &out_len, (unsigned char *) in_buf, read) == TCL_OK) {

	    /* If have data, put in buf, otherwise tell TCL to try again */
	    if (out_len > 0) {
		read = (Tcl_Size) out_len;
	    } else {
		*errorCodePtr = EAGAIN;
		read = -1;
	    }








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    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    int out_len;
    Tcl_Size read;
    *errorCodePtr = 0;
    char *in_buf;
    
    dprintf("Called");

    /* Abort if nothing to process */
    if (toRead <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    /* Get bytes from underlying channel */
    in_buf = Tcl_Alloc((Tcl_Size) toRead);
    parent = Tcl_GetStackedChannel(statePtr->self);
    read = Tcl_ReadRaw(parent, in_buf, (Tcl_Size) toRead);

    /* Update function */
    if (read > 0) {
	/* Have data - Update function */
	if (EncryptUpdate(statePtr->interp, statePtr->type, statePtr->ctx, (unsigned char *) buf,
		&out_len, (unsigned char *) in_buf, read) == TCL_OK) {
	    /* If have data, put in buf, otherwise tell TCL to try again */
	    if (out_len > 0) {
		read = (Tcl_Size) out_len;
	    } else {
		*errorCodePtr = EAGAIN;
		read = -1;
	    }
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 *----------------------------------------------------------------------
 */
 int EncryptOutputProc(ClientData clientData, const char *buf, int toWrite, int *errorCodePtr) {
    EncryptState *statePtr = (EncryptState *) clientData;
    int write = 0, out_len;
    *errorCodePtr = 0;
    char *out_buf;



    /* Abort if nothing to process */
    if (toWrite <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    out_buf = Tcl_Alloc((Tcl_Size) toWrite+EVP_MAX_BLOCK_LENGTH);

    /* Update function */
    if (EncryptUpdate(statePtr->interp, statePtr->type, statePtr->ctx, (unsigned char *) out_buf, &out_len, (unsigned char *) buf, (Tcl_Size) toWrite) == TCL_OK) {

	/* If have data, output it, otherwise tell TCL to try again */
	if (out_len > 0) {
	    Tcl_Channel parent = Tcl_GetStackedChannel(statePtr->self);
	    write = (int) Tcl_WriteRaw(parent, (const char *) out_buf, (Tcl_Size) out_len);
	    write = toWrite;
	} else {
	    *errorCodePtr = EAGAIN;








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 *----------------------------------------------------------------------
 */
 int EncryptOutputProc(ClientData clientData, const char *buf, int toWrite, int *errorCodePtr) {
    EncryptState *statePtr = (EncryptState *) clientData;
    int write = 0, out_len;
    *errorCodePtr = 0;
    char *out_buf;

    dprintf("Called");

    /* Abort if nothing to process */
    if (toWrite <= 0 || statePtr->self == (Tcl_Channel) NULL) {
	return 0;
    }

    out_buf = Tcl_Alloc((Tcl_Size) toWrite+EVP_MAX_BLOCK_LENGTH);

    /* Update function */
    if (EncryptUpdate(statePtr->interp, statePtr->type, statePtr->ctx, (unsigned char *) out_buf,
	    &out_len, (unsigned char *) buf, (Tcl_Size) toWrite) == TCL_OK) {
	/* If have data, output it, otherwise tell TCL to try again */
	if (out_len > 0) {
	    Tcl_Channel parent = Tcl_GetStackedChannel(statePtr->self);
	    write = (int) Tcl_WriteRaw(parent, (const char *) out_buf, (Tcl_Size) out_len);
	    write = toWrite;
	} else {
	    *errorCodePtr = EAGAIN;
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 *----------------------------------------------------------------------
 */
static int EncryptSetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	const char *optionValue) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverSetOptionProc *setOptionProc;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */








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 *----------------------------------------------------------------------
 */
static int EncryptSetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	const char *optionValue) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverSetOptionProc *setOptionProc;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */
︙︙
558
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563
564


565
566
567
568
569
570
571

 *----------------------------------------------------------------------
 */
static int EncryptGetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	Tcl_DString *optionValue) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverGetOptionProc *getOptionProc;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */








>
>








572
573
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579
580
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582
583
584
585
586
587

 *----------------------------------------------------------------------
 */
static int EncryptGetOptionProc(ClientData clientData, Tcl_Interp *interp, const char *optionName,
	Tcl_DString *optionValue) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverGetOptionProc *getOptionProc;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    /* Delegate options downstream */
︙︙
595
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597
598
599
600
601


602
603
604
605
606
607
608

 * Side effects:
 *	May call Tcl_NotifyChannel
 *
 *----------------------------------------------------------------------
 */
static void EncryptTimerHandler(ClientData clientData) {
    EncryptState *statePtr = (EncryptState *) clientData;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Clear timer token */








>
>








611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626

 * Side effects:
 *	May call Tcl_NotifyChannel
 *
 *----------------------------------------------------------------------
 */
static void EncryptTimerHandler(ClientData clientData) {
    EncryptState *statePtr = (EncryptState *) clientData;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Clear timer token */
︙︙
629
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631
632
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634
635


636
637
638
639
640
641
642

 *
 *----------------------------------------------------------------------
 */
void EncryptWatchProc(ClientData clientData, int mask) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverWatchProc *watchProc;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Store OR-ed combination of TCL_READABLE, TCL_WRITABLE and TCL_EXCEPTION */








>
>








647
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649
650
651
652
653
654
655
656
657
658
659
660
661
662

 *
 *----------------------------------------------------------------------
 */
void EncryptWatchProc(ClientData clientData, int mask) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;
    Tcl_DriverWatchProc *watchProc;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return;
    }

    /* Store OR-ed combination of TCL_READABLE, TCL_WRITABLE and TCL_EXCEPTION */
︙︙
676
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681
682


683
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685
686
687
688
689

 *	None
 *
 *----------------------------------------------------------------------
 */
int EncryptGetHandleProc(ClientData clientData, int direction, ClientData *handlePtr) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;



    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    parent = Tcl_GetStackedChannel(statePtr->self);








>
>








696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711

 *	None
 *
 *----------------------------------------------------------------------
 */
int EncryptGetHandleProc(ClientData clientData, int direction, ClientData *handlePtr) {
    EncryptState *statePtr = (EncryptState *) clientData;
    Tcl_Channel parent;

    dprintf("Called");

    /* Abort if no channel */
    if (statePtr->self == (Tcl_Channel) NULL) {
	return TCL_ERROR;
    }

    parent = Tcl_GetStackedChannel(statePtr->self);
︙︙
703
704
705
706
707
708
709


710
711
712
713
714
715
716

 * Side effects:
 *	Cancels any pending timer.
 *
 *----------------------------------------------------------------------
 */
int EncryptNotifyProc(ClientData clientData, int interestMask) {
    EncryptState *statePtr = (EncryptState *) clientData;



    /* Skip timer event as redundant */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }
    return interestMask;








>
>








725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740

 * Side effects:
 *	Cancels any pending timer.
 *
 *----------------------------------------------------------------------
 */
int EncryptNotifyProc(ClientData clientData, int interestMask) {
    EncryptState *statePtr = (EncryptState *) clientData;

    dprintf("Called");

    /* Skip timer event as redundant */
    if (statePtr->timer != (Tcl_TimerToken) NULL) {
	Tcl_DeleteTimerHandler(statePtr->timer);
	statePtr->timer = (Tcl_TimerToken) NULL;
    }
    return interestMask;
︙︙
956
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959
960
961
962


963
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965
966
967
968
969

 * Side effects:
 *	Destroys state info structure
 *
 *-------------------------------------------------------------------
 */
void EncryptCommandDeleteHandler(ClientData clientData) {
    EncryptState *statePtr = (EncryptState *) clientData;



    /* Clean-up */
    EncryptStateFree(statePtr);
}

/*
 *-------------------------------------------------------------------








>
>








980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995

 * Side effects:
 *	Destroys state info structure
 *
 *-------------------------------------------------------------------
 */
void EncryptCommandDeleteHandler(ClientData clientData) {
    EncryptState *statePtr = (EncryptState *) clientData;

    dprintf("Called");

    /* Clean-up */
    EncryptStateFree(statePtr);
}

/*
 *-------------------------------------------------------------------
︙︙

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