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/*
* Copyright (C) 1997-1999 Matt Newman <[email protected]>
* Copyright (C) 2000 Ajuba Solutions
*
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tls.c,v 1.10 2000/08/15 18:49:30 hobbs Exp $
*
* TLS (aka SSL) Channel - can be layered on any bi-directional
* Tcl_Channel (Note: Requires Trf Core Patch)
*
* This was built (almost) from scratch based upon observation of
* OpenSSL 0.9.2B
*
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/*
* Copyright (C) 1997-1999 Matt Newman <[email protected]>
* Copyright (C) 2000 Ajuba Solutions
*
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tls.c,v 1.11 2000/08/16 17:44:05 hobbs Exp $
*
* TLS (aka SSL) Channel - can be layered on any bi-directional
* Tcl_Channel (Note: Requires Trf Core Patch)
*
* This was built (almost) from scratch based upon observation of
* OpenSSL 0.9.2B
*
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*-------------------------------------------------------------------
*/
int
Tls_Init(Tcl_Interp *interp) /* Interpreter in which the package is
* to be made available. */
{
int major, minor, release, serial;
/*
* The original 8.2.0 stacked channel implementation (and the patch
* that preceded it) had problems with scalability and robustness.
* These were address in 8.3.2 / 8.4a2, so we now require that as a
* minimum for TLS 1.4+. We only support 8.2+ now (8.3.2+ preferred).
*/
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*-------------------------------------------------------------------
*/
int
Tls_Init(Tcl_Interp *interp) /* Interpreter in which the package is
* to be made available. */
{
int major, minor, patchlevel, release;
/*
* The original 8.2.0 stacked channel implementation (and the patch
* that preceded it) had problems with scalability and robustness.
* These were address in 8.3.2 / 8.4a2, so we now require that as a
* minimum for TLS 1.4+. We only support 8.2+ now (8.3.2+ preferred).
*/
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}
/*
* Get the version so we can runtime switch on available functionality.
* TLS should really only be used in 8.3.2+, but the other works for
* some limited functionality, so an attempt at support is made.
*/
Tcl_GetVersion(&major, &minor, &release, &serial);
if ((major > 8) || ((major == 8) && ((minor > 3) || ((minor == 3) &&
(release == TCL_FINAL_RELEASE) && (serial >= 2))))) {
/* 8.3.2+ */
channelTypeVersion = TLS_CHANNEL_VERSION_2;
} else {
/* 8.2.0 - 8.3.1 */
channelTypeVersion = TLS_CHANNEL_VERSION_1;
}
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}
/*
* Get the version so we can runtime switch on available functionality.
* TLS should really only be used in 8.3.2+, but the other works for
* some limited functionality, so an attempt at support is made.
*/
Tcl_GetVersion(&major, &minor, &patchlevel, &release);
if ((major > 8) || ((major == 8) && ((minor > 3) || ((minor == 3) &&
(release == TCL_FINAL_RELEASE) && (patchlevel >= 2))))) {
/* 8.3.2+ */
channelTypeVersion = TLS_CHANNEL_VERSION_2;
} else {
/* 8.2.0 - 8.3.1 */
channelTypeVersion = TLS_CHANNEL_VERSION_1;
}
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