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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
#include "tls.h"
#include <errno.h>
#include <string.h>
#include <stdint.h>
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <wincrypt.h> /* OpenSSL needs this on Windows */
#endif
/* Handle TCL 8.6 CONST changes */
#ifndef CONST86
# if TCL_MAJOR_VERSION > 8
# define CONST86 const
# else
# define CONST86
# endif
#endif
/*
* Backwards compatibility for size type change
*/
#if TCL_MAJOR_VERSION < 9 && TCL_MINOR_VERSION < 7
#ifndef Tcl_Size
typedef int Tcl_Size;
#endif
#define TCL_SIZE_MODIFIER ""
#endif
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/rand.h>
#include <openssl/opensslv.h>
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/*
*----------------------------------------------------------------------
* Copyright (C) 1997-2000 Matt Newman <[email protected]>
*
* Macro and structure definitions
*
* Addition credit is due for Andreas Kupries ([email protected]), for
* providing the Tcl_ReplaceChannel mechanism and working closely with me
* to enhance it to support full fileevent semantics.
*
* Also work done by the follow people provided the impetus to do this "right":-
* tclSSL (Colin McCormack, Shared Technology)
* SSLtcl (Peter Antman)
*----------------------------------------------------------------------
*/
#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 BUILD_tls
#undef TCL_STORAGE_CLASS
#define TCL_STORAGE_CLASS DLLEXPORT
#endif /* BUILD_udp */
/* Handle TCL 8.6 CONST changes */
#ifndef CONST86
# if TCL_MAJOR_VERSION > 8
# define CONST86 const
# else
# define CONST86
# endif
#endif
/*
* Backwards compatibility for size type change
*/
#if TCL_MAJOR_VERSION < 9 && TCL_MINOR_VERSION < 7
#include <limits.h>
#define TCL_SIZE_MAX INT_MAX
#ifndef Tcl_Size
typedef int Tcl_Size;
#endif
#define TCL_SIZE_MODIFIER ""
#define Tcl_GetSizeIntFromObj Tcl_GetIntFromObj
#define Tcl_NewSizeIntObj Tcl_NewIntObj
#define Tcl_NewSizeIntFromObj Tcl_NewWideIntObj
#endif
/* Define missing POSIX error codes */
#ifndef ECONNABORTED
#define ECONNABORTED 130 /* Software caused connection abort */
#endif
#ifndef ECONNRESET
#define ECONNRESET 131 /* Connection reset by peer */
#endif
/* Debug and error macros */
#ifdef TCLEXT_TCLTLS_DEBUG
#include <ctype.h>
#define dprintf(...) { \
char dprintfBuffer[8192], *dprintfBuffer_p; \
dprintfBuffer_p = &dprintfBuffer[0]; \
dprintfBuffer_p += sprintf(dprintfBuffer_p, "%s:%i:%s():", __FILE__, __LINE__, __func__); \
dprintfBuffer_p += sprintf(dprintfBuffer_p, __VA_ARGS__); \
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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;
} 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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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 */
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_Free(tls_free_type *blockPtr);
void Tls_Clean(State *statePtr);
int Tls_WaitForConnect(State *statePtr, int *errorCodePtr, int handshakeFailureIsPermanent);
BIO *BIO_new_tcl(State* statePtr, int flags);
#define PTR2INT(x) ((int) ((intptr_t) (x)))
#endif /* _TLSINT_H */
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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, 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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