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/*
* Copyright (C) 1997-1999 Matt Newman <[email protected]>
* some modifications:
* Copyright (C) 2000 Ajuba Solutions
* Copyright (C) 2002 ActiveState Corporation
* Copyright (C) 2004 Starfish Systems
*
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tls.c,v 1.28 2008/03/19 19:59:40 hobbs2 Exp $
* $Header: /home/rkeene/tmp/cvs2fossil/../tcltls/tls/tls/tls.c,v 1.29 2008/03/19 21:31:24 hobbs2 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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Tcl_ListObjAppendElement( statePtr->interp, cmdPtr,
Tcl_NewStringObj( SSL_state_string_long(ssl), -1) );
}
Tcl_Preserve( (ClientData) statePtr->interp);
Tcl_Preserve( (ClientData) statePtr);
Tcl_IncrRefCount( cmdPtr);
(void) Tcl_GlobalEvalObj(statePtr->interp, cmdPtr);
(void) Tcl_EvalObjEx(statePtr->interp, cmdPtr, TCL_EVAL_GLOBAL);
Tcl_DecrRefCount( cmdPtr);
Tcl_Release( (ClientData) statePtr);
Tcl_Release( (ClientData) statePtr->interp);
}
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Tcl_Preserve( (ClientData) statePtr->interp);
Tcl_Preserve( (ClientData) statePtr);
statePtr->flags |= TLS_TCL_CALLBACK;
Tcl_IncrRefCount( cmdPtr);
if (Tcl_GlobalEvalObj(statePtr->interp, cmdPtr) != TCL_OK) {
if (Tcl_EvalObjEx(statePtr->interp, cmdPtr, TCL_EVAL_GLOBAL) != TCL_OK) {
/* It got an error - reject the certificate. */
Tcl_BackgroundError( statePtr->interp);
ok = 0;
} else {
result = Tcl_GetObjResult(statePtr->interp);
string = Tcl_GetStringFromObj(result, &length);
/* An empty result leaves verification unchanged. */
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Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_NewStringObj(msg, -1));
Tcl_Preserve((ClientData) statePtr->interp);
Tcl_Preserve((ClientData) statePtr);
Tcl_IncrRefCount(cmdPtr);
if (Tcl_GlobalEvalObj(statePtr->interp, cmdPtr) != TCL_OK) {
if (Tcl_EvalObjEx(statePtr->interp, cmdPtr, TCL_EVAL_GLOBAL) != TCL_OK) {
Tcl_BackgroundError(statePtr->interp);
}
Tcl_DecrRefCount(cmdPtr);
Tcl_Release((ClientData) statePtr);
Tcl_Release((ClientData) statePtr->interp);
}
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{
State *statePtr = (State *) udata;
Tcl_Interp *interp = statePtr->interp;
Tcl_Obj *cmdPtr;
int result;
if (statePtr->password == NULL) {
if (Tcl_Eval(interp, "tls::password") == TCL_OK) {
if (Tcl_EvalEx(interp, "tls::password", -1, TCL_EVAL_GLOBAL)
== TCL_OK) {
char *ret = (char *) Tcl_GetStringResult(interp);
strncpy(buf, ret, (size_t) size);
return (int)strlen(ret);
} else {
return -1;
}
}
cmdPtr = Tcl_DuplicateObj(statePtr->password);
Tcl_Preserve((ClientData) statePtr->interp);
Tcl_Preserve((ClientData) statePtr);
Tcl_IncrRefCount(cmdPtr);
result = Tcl_GlobalEvalObj(interp, cmdPtr);
result = Tcl_EvalObjEx(interp, cmdPtr, TCL_EVAL_GLOBAL);
if (result != TCL_OK) {
Tcl_BackgroundError(statePtr->interp);
}
Tcl_DecrRefCount(cmdPtr);
Tcl_Release((ClientData) statePtr);
Tcl_Release((ClientData) statePtr->interp);
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Tcl_Obj *CONST objv[];
{
Tcl_Channel chan; /* The channel to set a mode on. */
State *statePtr; /* client state for ssl socket */
SSL_CTX *ctx = NULL;
Tcl_Obj *script = NULL;
Tcl_Obj *password = NULL;
int idx;
int idx, len;
int flags = TLS_TCL_INIT;
int server = 0; /* is connection incoming or outgoing? */
char *key = NULL;
char *cert = NULL;
char *ciphers = NULL;
char *CAfile = NULL;
char *CAdir = NULL;
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statePtr->flags = flags;
statePtr->interp = interp;
statePtr->vflags = verify;
statePtr->err = "";
/* allocate script */
if (script) {
char *tmp = Tcl_GetStringFromObj(script, NULL);
if (tmp && *tmp) {
statePtr->callback = Tcl_DuplicateObj(script);
(void) Tcl_GetStringFromObj(script, &len);
if (len) {
statePtr->callback = script;
Tcl_IncrRefCount(statePtr->callback);
}
}
/* allocate password */
if (password) {
char *tmp = Tcl_GetStringFromObj(password, NULL);
if (tmp && *tmp) {
statePtr->password = Tcl_DuplicateObj(password);
(void) Tcl_GetStringFromObj(password, &len);
if (len) {
statePtr->password = password;
Tcl_IncrRefCount(statePtr->password);
}
}
if (model != NULL) {
int mode;
/* Get the "model" context */
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Tcl_GetChannelName(chan), "\": not a TLS channel", NULL);
Tls_Free((char *) statePtr);
return TCL_ERROR;
}
ctx = ((State *)Tcl_GetChannelInstanceData(chan))->ctx;
} else {
if ((ctx = CTX_Init(statePtr, proto, key, cert, CAdir, CAfile, ciphers))
== (SSL_CTX*)0) {
== (SSL_CTX*)0) {
Tls_Free((char *) statePtr);
return TCL_ERROR;
}
}
statePtr->ctx = ctx;
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