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/*
*----------------------------------------------------------------------
* Copyright (C) 1997-2000 Matt Newman <[email protected]>
*
* 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
*
*----------------------------------------------------------------------
*/
#ifndef _TLSINT_H
#define _TLSINT_H
/* Platform unique definitions */
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <wincrypt.h> /* OpenSSL needs this on Windows */
#endif
#include "tls.h"
#include <errno.h>
#include <string.h>
#include <stdint.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/rand.h>
#include <openssl/opensslv.h>
/* Windows needs to know which symbols to export. */
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#ifdef BUILD_tls
#undef TCL_STORAGE_CLASS
#define TCL_STORAGE_CLASS DLLEXPORT
#include <windows.h>
#include <wincrypt.h> /* OpenSSL needs this on Windows */
#endif
#ifndef Tcl_Size
typedef int Tcl_Size;
#endif
#define TCL_SIZE_MODIFIER ""
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/rand.h>
#include <openssl/opensslv.h>
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SSL_CTX *ctx; /* SSL Context */
BIO *bio; /* Struct for SSL processing */
BIO *p_bio; /* Parent BIO (that is layered on Tcl_Channel) */
unsigned char *protos; /* List of supported protocols in protocol format */
unsigned int protos_len; /* Length of protos */
char *err;
const char *err;
} State;
#ifdef USE_TCL_STUBS
#ifndef Tcl_StackChannel
#error "Unable to compile on this version of Tcl"
#endif /* Tcl_GetStackedChannel */
#endif /* USE_TCL_STUBS */
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* Forward declarations
*/
const Tcl_ChannelType *Tls_ChannelType(void);
Tcl_Channel Tls_GetParent(State *statePtr, int maskFlags);
Tcl_Obj *Tls_NewX509Obj(Tcl_Interp *interp, X509 *cert);
Tcl_Obj *Tls_NewCAObj(Tcl_Interp *interp, const SSL *ssl, int peer);
void Tls_Error(State *statePtr, char *msg);
void Tls_Error(State *statePtr, const char *msg);
void Tls_Free(tls_free_type *blockPtr);
void Tls_Clean(State *statePtr);
int Tls_WaitForConnect(State *statePtr, int *errorCodePtr, int handshakeFailureIsPermanent);
int Tls_DigestCommands(Tcl_Interp *interp);
int Tls_EncryptCommands(Tcl_Interp *interp);
int Tls_InfoCommands(Tcl_Interp *interp);
int Tls_KDFCommands(Tcl_Interp *interp);
int Tls_RandCommands(Tcl_Interp *interp);
BIO *BIO_new_tcl(State* statePtr, int flags);
EVP_CIPHER *Util_GetCipher(Tcl_Interp *interp, Tcl_Obj *cipherObj, int no_null);
EVP_MD *Util_GetDigest(Tcl_Interp *interp, Tcl_Obj *digestObj, int no_null);
unsigned char *Util_GetIV(Tcl_Interp *interp, Tcl_Obj *ivObj, Tcl_Size *len, int max, int no_null);
unsigned char *Util_GetKey(Tcl_Interp *interp, Tcl_Obj *keyObj, Tcl_Size *len, char *name, int max, int no_null);
unsigned char *Util_GetSalt(Tcl_Interp *interp, Tcl_Obj *saltObj, Tcl_Size *len, int max, int no_null);
int Util_GetInt(Tcl_Interp *interp, Tcl_Obj *dataObj, int *value, char *name, int min, int max);
#if OPENSSL_VERSION_NUMBER >= 0x30000000L
EVP_MAC *Util_GetMAC(Tcl_Interp *interp, Tcl_Obj *MacObj, int no_null);
#endif
#define PTR2INT(x) ((int) ((intptr_t) (x)))
#endif /* _TLSINT_H */
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