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/*
* Copyright (C) 1997-2000 Matt Newman <[email protected]>
*
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tlsBIO.c,v 1.2 2000/01/20 01:51:39 aborr Exp $
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tlsBIO.c,v 1.2.2.3 2000/07/21 05:32:57 hobbs Exp $
*
* Provides BIO layer to interface openssl to Tcl.
*/
#include "tlsInt.h"
/*
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int bufLen;
{
Tcl_Channel chan = Tls_GetParent((State*)bio->ptr);
int ret;
dprintf(stderr,"\nBioWrite(0x%x, <buf>, %d) [0x%x]", bio, bufLen, chan);
#ifdef TCL_CHANNEL_VERSION_2
ret = Tcl_WriteRaw( chan, buf, bufLen);
#else
ret = Tcl_Write( chan, buf, bufLen);
#endif
dprintf(stderr,"\n[0x%x] BioWrite(%d) -> %d [%d.%d]", chan, bufLen, ret,
Tcl_Eof( chan), Tcl_GetErrno());
BIO_clear_flags(bio, BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY);
if (ret == 0) {
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Tcl_Channel chan = Tls_GetParent((State*)bio->ptr);
int ret = 0;
dprintf(stderr,"\nBioRead(0x%x, <buf>, %d) [0x%x]", bio, bufLen, chan);
if (buf == NULL) return 0;
#ifdef TCL_CHANNEL_VERSION_2
ret = Tcl_ReadRaw( chan, buf, bufLen);
#else
ret = Tcl_Read( chan, buf, bufLen);
#endif
dprintf(stderr,"\n[0x%x] BioRead(%d) -> %d [%d.%d]", chan, bufLen, ret,
Tcl_Eof(chan), Tcl_GetErrno());
BIO_clear_flags(bio, BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY);
if (ret == 0) {
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break;
case BIO_CTRL_INFO:
ret = 1;
break;
case BIO_C_SET_FD:
BioFree(bio);
/* Sets State* */
bio->ptr = *((char **)ptr);
bio->shutdown = (int)num;
bio->init = 1;
bio->ptr = *((char **)ptr);
bio->shutdown = (int)num;
bio->init = 1;
break;
case BIO_C_GET_FD:
if (bio->init) {
ip=(int *)ptr;
if (ip != NULL) *ip=bio->num;
ret=bio->num;
ip = (int *)ptr;
if (ip != NULL) {
*ip = bio->num;
}
ret = bio->num;
} else {
ret= -1;
ret = -1;
}
break;
case BIO_CTRL_GET_CLOSE:
ret=bio->shutdown;
ret = bio->shutdown;
break;
case BIO_CTRL_SET_CLOSE:
bio->shutdown=(int)num;
bio->shutdown = (int)num;
break;
case BIO_CTRL_EOF:
dprintf(stderr, "BIO_CTRL_EOF\n");
ret = Tcl_Eof( chan);
break;
case BIO_CTRL_PENDING:
if (Tcl_InputBuffered(chan))
ret = (Tcl_InputBuffered(chan) ? 1 : 0);
ret = 1;
else
ret = 0;
ret=0;
ret = 0;
break;
case BIO_CTRL_DUP:
break;
case BIO_CTRL_FLUSH:
dprintf(stderr, "BIO_CTRL_FLUSH\n");
if (
#ifdef TCL_CHANNEL_VERSION_2
Tcl_WriteRaw(chan, "", 0) >= 0
#else
if (Tcl_Flush( chan) == TCL_OK)
ret=1;
else
ret=-1;
Tcl_Flush( chan) == TCL_OK
#endif
) {
ret = 1;
} else {
ret = -1;
}
break;
default:
ret=0;
ret = 0;
break;
}
return(ret);
}
static int
BioNew (bio)
BIO *bio;
{
bio->init = 0;
bio->num = 0;
bio->ptr = NULL;
bio->flags = 0;
bio->init = 0;
bio->num = 0;
bio->ptr = NULL;
bio->flags = 0;
return 1;
}
static int
BioFree (bio)
BIO *bio;
{
if (bio == NULL)
if (bio == NULL) {
return 0;
}
if (bio->shutdown) {
if (bio->init) {
/*shutdown(bio->num, 2) */
/*closesocket(bio->num) */
}
bio->init = 0;
bio->flags = 0;
bio->num = 0;
bio->init = 0;
bio->flags = 0;
bio->num = 0;
}
return 1;
}
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