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/*
* Copyright (C) 1997-2000 Matt Newman <[email protected]>
* Copyright (C) 2000 Ajuba Solutions
*
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tlsIO.c,v 1.10 2000/08/15 18:49:30 hobbs Exp $
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tlsIO.c,v 1.11 2000/08/18 19:17:36 hobbs Exp $
*
* TLS (aka SSL) Channel - can be layered on any bi-directional
* Tcl_Channel (Note: Requires Trf Core Patch)
*
* This was built from scratch based upon observation of OpenSSL 0.9.2B
*
* Addition credit is due for Andreas Kupries ([email protected]), for
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*/
static int
TlsCloseProc(ClientData instanceData, /* The socket to close. */
Tcl_Interp *interp) /* For error reporting - unused. */
{
State *statePtr = (State *) instanceData;
dprintf(stderr,"\nTlsCloseProc(0x%x)", statePtr);
dprintf(stderr,"\nTlsCloseProc(0x%x)", (unsigned int) statePtr);
if (channelTypeVersion == TLS_CHANNEL_VERSION_1) {
/*
* Remove event handler to underlying channel, this could
* be because we are closing for real, or being "unstacked".
*/
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int *errorCodePtr) /* Where to store error code. */
{
State *statePtr = (State *) instanceData;
int written, err;
*errorCodePtr = 0;
dprintf(stderr,"\nBIO_write(0x%x, %d)", statePtr, toWrite);
dprintf(stderr,"\nBIO_write(0x%x, %d)", (unsigned int) statePtr, toWrite);
if (!SSL_is_init_finished(statePtr->ssl)) {
written = Tls_WaitForConnect(statePtr, errorCodePtr);
if (written <= 0) {
goto output;
}
}
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* BIO_write specially (as advised in the RSA docs). TLS's lower level
* BIO functions play with the retry flags though, and this seems to
* work correctly. Similar fix in TlsInputProc. - hobbs
*/
ERR_clear_error();
written = BIO_write(statePtr->bio, buf, toWrite);
dprintf(stderr,"\nBIO_write(0x%x, %d) -> [%d]",
statePtr, toWrite, written);
(unsigned int) statePtr, toWrite, written);
}
if (written <= 0) {
switch ((err = SSL_get_error(statePtr->ssl, written))) {
case SSL_ERROR_NONE:
if (written < 0) {
written = 0;
}
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int
Tls_WaitForConnect( statePtr, errorCodePtr)
State *statePtr;
int *errorCodePtr; /* Where to store error code. */
{
int err;
dprintf(stderr,"\nWaitForConnect(0x%x)", statePtr);
dprintf(stderr,"\nWaitForConnect(0x%x)", (unsigned int) statePtr);
for (;;) {
/* Not initialized yet! */
if (statePtr->flags & TLS_TCL_SERVER) {
err = SSL_accept(statePtr->ssl);
} else {
err = SSL_connect(statePtr->ssl);
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