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/*
* Copyright (C) 1997-1999 Matt Newman <matt@novadigm.com>
* some modifications:
* Copyright (C) 2000 Ajuba Solutions
* Copyright (C) 2002 ActiveState Corporation
* Copyright (C) 2004 Starfish Systems
* Copyright (C) 2023 Brian O'Hagan
*
* 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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*/
#include "tlsInt.h"
#include "tclOpts.h"
#include <stdio.h>
#include <stdlib.h>
#include <openssl/rsa.h>
#include <openssl/safestack.h>
/* Min OpenSSL version */
#if OPENSSL_VERSION_NUMBER < 0x10101000L
#error "Only OpenSSL v1.1.1 or later is supported"
#endif
/*
* External functions
*/
/*
* Forward declarations
*/
#define F2N(key, dsp) \
(((key) == NULL) ? (char *) NULL : \
Tcl_TranslateFileName(interp, (key), (dsp)))
#define REASON() ERR_reason_error_string(ERR_get_error())
static SSL_CTX *CTX_Init(State *statePtr, int isServer, int proto, char *key,
char *certfile, unsigned char *key_asn1, unsigned char *cert_asn1,
int key_asn1_len, int cert_asn1_len, char *CAdir, char *CAfile,
char *ciphers, char *DHparams);
char *ciphers, char *ciphersuites, int level, char *DHparams);
static int TlsLibInit(int uninitialize);
#define TLS_PROTO_SSL2 0x01
#define TLS_PROTO_SSL3 0x02
#define TLS_PROTO_TLS1 0x04
#define TLS_PROTO_TLS1_1 0x08
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* Static data structures
*/
#ifndef OPENSSL_NO_DH
#include "dh_params.h"
#endif
/*
* We lose the tcl password callback when we use the RSA BSAFE SSL-C 1.1.2
* libraries instead of the current OpenSSL libraries.
*/
#ifdef BSAFE
#define PRE_OPENSSL_0_9_4 1
#endif
/*
* Pre OpenSSL 0.9.4 Compat
*/
#ifndef STACK_OF
#define STACK_OF(x) STACK
#define sk_SSL_CIPHER_num(sk) sk_num((sk))
#define sk_SSL_CIPHER_value(sk, index) (SSL_CIPHER*)sk_value((sk), (index))
#endif
/* Added */
#endif /* OPENSSL_THREADS */
# if OPENSSL_VERSION_NUMBER < 0x10100000L
void CryptoThreadLockCallback(int mode, int n, const char *file, int line) {
if (mode & CRYPTO_LOCK) {
/* This debugging is turned off by default -- it's too noisy. */
/* dprintf("Called to lock (n=%i of %i)", n, locksCount); */
Tcl_MutexLock(&locks[n]);
} else {
/* dprintf("Called to unlock (n=%i of %i)", n, locksCount); */
Tcl_MutexUnlock(&locks[n]);
}
/* dprintf("Returning"); */
return;
file = file;
line = line;
}
unsigned long CryptoThreadIdCallback(void) {
unsigned long ret;
dprintf("Called");
ret = (unsigned long) Tcl_GetCurrentThread();
dprintf("Returning %lu", ret);
return(ret);
}
#endif
#endif /* OPENSSL_THREADS */
#endif /* TCL_THREADS */
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if (where & SSL_CB_READ) minor = "read";
else if (where & SSL_CB_WRITE) minor = "write";
else if (where & SSL_CB_LOOP) minor = "loop";
else if (where & SSL_CB_EXIT) minor = "exit";
else minor = "unknown";
}
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewStringObj("info", -1));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj("info", -1));
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewStringObj(Tcl_GetChannelName(statePtr->self), -1));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewStringObj(major, -1));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewStringObj(minor, -1));
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj(major, -1));
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj(minor, -1));
if (where & (SSL_CB_LOOP|SSL_CB_EXIT)) {
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewStringObj(SSL_state_string_long(ssl), -1));
} else if (where & SSL_CB_ALERT) {
const char *cp = (char *) SSL_alert_desc_string_long(ret);
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewStringObj(cp, -1));
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj(cp, -1));
} else {
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewStringObj(SSL_state_string_long(ssl), -1));
}
Tcl_Preserve((ClientData) statePtr->interp);
Tcl_Preserve((ClientData) interp);
Tcl_Preserve((ClientData) statePtr);
Tcl_IncrRefCount(cmdPtr);
(void) Tcl_EvalObjEx(statePtr->interp, cmdPtr, TCL_EVAL_GLOBAL);
(void) Tcl_EvalObjEx(interp, cmdPtr, TCL_EVAL_GLOBAL);
Tcl_DecrRefCount(cmdPtr);
Tcl_Release((ClientData) statePtr);
Tcl_Release((ClientData) statePtr->interp);
Tcl_Release((ClientData) interp);
}
/*
*-------------------------------------------------------------------
*
* VerifyCallback --
*
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* The err field of the currently operative State is set
* to a string describing the SSL negotiation failure reason
*-------------------------------------------------------------------
*/
static int
VerifyCallback(int ok, X509_STORE_CTX *ctx) {
Tcl_Obj *cmdPtr, *result;
char *errStr, *string;
char *string;
int length;
SSL *ssl = (SSL*)X509_STORE_CTX_get_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx());
X509 *cert = X509_STORE_CTX_get_current_cert(ctx);
State *statePtr = (State*)SSL_get_app_data(ssl);
Tcl_Interp *interp = statePtr->interp;
int depth = X509_STORE_CTX_get_error_depth(ctx);
int err = X509_STORE_CTX_get_error(ctx);
int code;
dprintf("Verify: %d", ok);
if (!ok) {
errStr = (char*)X509_verify_cert_error_string(err);
} else {
errStr = (char *)0;
}
cmdPtr = Tcl_DuplicateObj(statePtr->callback);
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewStringObj("verify", -1));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_NewStringObj(Tcl_GetChannelName(statePtr->self), -1));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewIntObj(depth));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tls_NewX509Obj(statePtr->interp, cert));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewIntObj(ok));
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr, Tcl_NewStringObj(errStr ? errStr : "", -1));
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj("verify", -1));
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewStringObj(Tcl_GetChannelName(statePtr->self), -1));
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewIntObj(depth));
Tcl_ListObjAppendElement(interp, cmdPtr, Tls_NewX509Obj(interp, cert));
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewIntObj(ok));
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewStringObj((char*)X509_verify_cert_error_string(err), -1));
Tcl_Preserve((ClientData) statePtr->interp);
Tcl_Preserve((ClientData) interp);
Tcl_Preserve((ClientData) statePtr);
statePtr->flags |= TLS_TCL_CALLBACK;
Tcl_IncrRefCount(cmdPtr);
code = Tcl_EvalObjEx(statePtr->interp, cmdPtr, TCL_EVAL_GLOBAL);
code = Tcl_EvalObjEx(interp, cmdPtr, TCL_EVAL_GLOBAL);
if (code != TCL_OK) {
/* It got an error - reject the certificate. */
#if (TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION < 6)
Tcl_BackgroundError(statePtr->interp);
Tcl_BackgroundError(interp);
#else
Tcl_BackgroundException(statePtr->interp, code);
Tcl_BackgroundException(interp, code);
#endif
ok = 0;
} else {
result = Tcl_GetObjResult(statePtr->interp);
result = Tcl_GetObjResult(interp);
string = Tcl_GetStringFromObj(result, &length);
/* An empty result leaves verification unchanged. */
if (string != NULL && length > 0) {
code = Tcl_GetIntFromObj(statePtr->interp, result, &ok);
code = Tcl_GetIntFromObj(interp, result, &ok);
if (code != TCL_OK) {
#if (TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION < 6)
Tcl_BackgroundError(statePtr->interp);
Tcl_BackgroundError(interp);
#else
Tcl_BackgroundException(statePtr->interp, code);
Tcl_BackgroundException(interp, code);
#endif
ok = 0;
}
}
}
Tcl_DecrRefCount(cmdPtr);
statePtr->flags &= ~(TLS_TCL_CALLBACK);
Tcl_Release((ClientData) statePtr);
Tcl_Release((ClientData) statePtr->interp);
Tcl_Release((ClientData) interp);
return(ok); /* By default, leave verification unchanged. */
}
/*
*-------------------------------------------------------------------
*
* Tls_Error --
*
* Calls callback with $fd and $msg - so the callback can decide
* what to do with errors.
*
* Side effects:
* The err field of the currently operative State is set
* to a string describing the SSL negotiation failure reason
*-------------------------------------------------------------------
*/
void
Tls_Error(State *statePtr, char *msg) {
Tcl_Interp *interp = statePtr->interp;
Tcl_Obj *cmdPtr;
int code;
dprintf("Called");
if (msg && *msg) {
Tcl_SetErrorCode(statePtr->interp, "SSL", msg, (char *)NULL);
Tcl_SetErrorCode(interp, "SSL", msg, (char *)NULL);
} else {
msg = Tcl_GetStringFromObj(Tcl_GetObjResult(statePtr->interp), NULL);
msg = Tcl_GetStringFromObj(Tcl_GetObjResult(interp), NULL);
}
statePtr->err = msg;
if (statePtr->callback == (Tcl_Obj*)NULL) {
char buf[BUFSIZ];
sprintf(buf, "SSL channel \"%s\": error: %s",
Tcl_GetChannelName(statePtr->self), msg);
Tcl_SetResult(statePtr->interp, buf, TCL_VOLATILE);
Tcl_SetResult(interp, buf, TCL_VOLATILE);
#if (TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION < 6)
Tcl_BackgroundError(statePtr->interp);
Tcl_BackgroundError(interp);
#else
Tcl_BackgroundException(statePtr->interp, TCL_ERROR);
Tcl_BackgroundException(interp, TCL_ERROR);
#endif
return;
}
cmdPtr = Tcl_DuplicateObj(statePtr->callback);
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_NewStringObj("error", -1));
statePtr->interp, cmdPtr,
Tcl_ListObjAppendElement(statePtr->interp, cmdPtr,
Tcl_NewStringObj(msg, -1));
Tcl_Preserve((ClientData) statePtr->interp);
Tcl_Preserve((ClientData) interp);
Tcl_Preserve((ClientData) statePtr);
Tcl_IncrRefCount(cmdPtr);
code = Tcl_EvalObjEx(statePtr->interp, cmdPtr, TCL_EVAL_GLOBAL);
code = Tcl_EvalObjEx(interp, cmdPtr, TCL_EVAL_GLOBAL);
if (code != TCL_OK) {
#if (TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION < 6)
Tcl_BackgroundError(statePtr->interp);
Tcl_BackgroundError(interp);
#else
Tcl_BackgroundException(statePtr->interp, code);
Tcl_BackgroundException(interp, code);
#endif
}
Tcl_DecrRefCount(cmdPtr);
Tcl_Release((ClientData) statePtr);
Tcl_Release((ClientData) statePtr->interp);
Tcl_Release((ClientData) interp);
}
/*
*-------------------------------------------------------------------
*
* KeyLogCallback --
*
* Write received key data to log file.
*
* Side effects:
* none
*-------------------------------------------------------------------
*/
void KeyLogCallback(const SSL *ssl, const char *line) {
char *str = getenv(SSLKEYLOGFILE);
FILE *fd;
if (str) {
fd = fopen(str, "a");
fprintf(fd, "%s\n",line);
fclose(fd);
}
}
/*
*-------------------------------------------------------------------
*
* PasswordCallback --
* Password Callback --
*
* Called when a password is needed to unpack RSA and PEM keys.
* Evals any bound password script and returns the result as
* the password string.
*-------------------------------------------------------------------
*/
#ifdef PRE_OPENSSL_0_9_4
/*
* No way to handle user-data therefore no way without a global
* variable to access the Tcl interpreter.
*/
static int
PasswordCallback(char *buf, int size, int verify) {
return -1;
buf = buf;
size = size;
verify = verify;
}
#else
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820
821
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826
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|
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-
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|
return (int)strlen(ret);
}
}
Tcl_Release((ClientData) interp);
return -1;
verify = verify;
}
/*
*-------------------------------------------------------------------
*
* Session Callback for Clients --
*
* Called when a new session is added to the cache. In TLS 1.3
* this may be received multiple times after the handshake. For
* earlier versions, this will be received during the handshake.
* This is the preferred way to obtain a resumable session.
*
* Results:
* None
*
* Side effects:
* Calls callback (if defined)
*
* Return codes:
* 0 = error where session will be immediately removed from the internal cache.
* 1 = success where app retains session in session cache, and must call SSL_SESSION_free() when done.
*
*-------------------------------------------------------------------
*/
static int
SessionCallback(const SSL *ssl, SSL_SESSION *session) {
State *statePtr = (State*)SSL_get_app_data((SSL *)ssl);
Tcl_Interp *interp = statePtr->interp;
Tcl_Obj *cmdPtr;
const unsigned char *ticket;
const unsigned char *session_id;
int code;
size_t len2;
unsigned int ulen;
dprintf("Called");
if (statePtr->callback == (Tcl_Obj*)NULL) {
return SSL_TLSEXT_ERR_OK;
} else if (ssl == NULL) {
return SSL_TLSEXT_ERR_NOACK;
}
cmdPtr = Tcl_DuplicateObj(statePtr->callback);
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj("session", -1));
/* Session id */
session_id = SSL_SESSION_get_id(session, &ulen);
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewByteArrayObj(session_id, (int) ulen));
/* Session ticket */
SSL_SESSION_get0_ticket(session, &ticket, &len2);
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewByteArrayObj(ticket, (int) len2));
/* Lifetime - number of seconds */
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewLongObj((long) SSL_SESSION_get_ticket_lifetime_hint(session)));
Tcl_Preserve((ClientData) interp);
Tcl_Preserve((ClientData) statePtr);
Tcl_IncrRefCount(cmdPtr);
code = Tcl_EvalObjEx(interp, cmdPtr, TCL_EVAL_GLOBAL);
if (code != TCL_OK) {
#if (TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION < 6)
Tcl_BackgroundError(interp);
#else
Tcl_BackgroundException(interp, code);
#endif
static int
CiphersObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) {
static const char *protocols[] = {
"ssl2", "ssl3", "tls1", "tls1.1", "tls1.2", "tls1.3", NULL
};
enum protocol {
TLS_SSL2, TLS_SSL3, TLS_TLS1, TLS_TLS1_1, TLS_TLS1_2, TLS_TLS1_3, TLS_NONE
};
Tcl_Obj *objPtr;
int index, verbose = 0;
int index, verbose = 0, use_supported = 0;
dprintf("Called");
if ((objc < 2) || (objc > 3)) {
Tcl_WrongNumArgs(interp, 1, objv, "protocol ?verbose?");
if ((objc < 2) || (objc > 4)) {
Tcl_WrongNumArgs(interp, 1, objv, "protocol ?verbose? ?supported?");
return TCL_ERROR;
}
if (Tcl_GetIndexFromObj(interp, objv[1], protocols, "protocol", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if ((objc > 2) && Tcl_GetBooleanFromObj(interp, objv[2], &verbose) != TCL_OK) {
return TCL_ERROR;
}
if ((objc > 3) && Tcl_GetBooleanFromObj(interp, objv[3], &use_supported) != TCL_OK) {
return TCL_ERROR;
}
ERR_clear_error();
switch ((enum protocol)index) {
case TLS_SSL2:
#if OPENSSL_VERSION_NUMBER >= 0x10101000L || defined(NO_SSL2) || defined(OPENSSL_NO_SSL2)
#if OPENSSL_VERSION_NUMBER >= 0x10100000L || defined(NO_SSL2) || defined(OPENSSL_NO_SSL2)
Tcl_AppendResult(interp, protocols[index], ": protocol not supported", NULL);
return TCL_ERROR;
#else
ctx = SSL_CTX_new(SSLv2_method()); break;
#endif
case TLS_SSL3:
#if defined(NO_SSL3) || defined(OPENSSL_NO_SSL3)
#if defined(NO_SSL3) || defined(OPENSSL_NO_SSL3) || defined(OPENSSL_NO_SSL3_METHOD)
Tcl_AppendResult(interp, protocols[index], ": protocol not supported", NULL);
return TCL_ERROR;
#else
ctx = SSL_CTX_new(SSLv3_method()); break;
#endif
case TLS_TLS1:
#if defined(NO_TLS1) || defined(OPENSSL_NO_TLS1)
#if defined(NO_TLS1) || defined(OPENSSL_NO_TLS1) || defined(OPENSSL_NO_TLS1_METHOD)
Tcl_AppendResult(interp, protocols[index], ": protocol not supported", NULL);
return TCL_ERROR;
#else
ctx = SSL_CTX_new(TLSv1_method()); break;
#endif
case TLS_TLS1_1:
#if defined(NO_TLS1_1) || defined(OPENSSL_NO_TLS1_1)
#if defined(NO_TLS1_1) || defined(OPENSSL_NO_TLS1_1) || defined(OPENSSL_NO_TLS1_1_METHOD)
Tcl_AppendResult(interp, protocols[index], ": protocol not supported", NULL);
return TCL_ERROR;
#else
ctx = SSL_CTX_new(TLSv1_1_method()); break;
#endif
case TLS_TLS1_2:
#if defined(NO_TLS1_2) || defined(OPENSSL_NO_TLS1_2)
#if defined(NO_TLS1_2) || defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_2_METHOD)
Tcl_AppendResult(interp, protocols[index], ": protocol not supported", NULL);
return TCL_ERROR;
#else
ctx = SSL_CTX_new(TLSv1_2_method()); break;
#endif
case TLS_TLS1_3:
#if defined(NO_TLS1_3) || defined(OPENSSL_NO_TLS1_3)
|
| ︙ | | |
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
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583
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592
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594
595
596
597
598
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600
601
602
603
604
605
606
607
608
609
610
611
|
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
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867
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931
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935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
|
+
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
+
+
+
-
-
-
+
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
|
default:
break;
}
if (ctx == NULL) {
Tcl_AppendResult(interp, REASON(), NULL);
return TCL_ERROR;
}
ssl = SSL_new(ctx);
if (ssl == NULL) {
Tcl_AppendResult(interp, REASON(), NULL);
SSL_CTX_free(ctx);
return TCL_ERROR;
}
objPtr = Tcl_NewListObj(0, NULL);
if (!verbose) {
for (index = 0; ; index++) {
cp = (char*)SSL_get_cipher_list(ssl, index);
if (cp == NULL) break;
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(cp, -1));
}
} else {
sk = SSL_get_ciphers(ssl);
for (index = 0; index < sk_SSL_CIPHER_num(sk); index++) {
register size_t i;
SSL_CIPHER_description(sk_SSL_CIPHER_value(sk, index), buf, sizeof(buf));
for (i = strlen(buf) - 1; i ; i--) {
if ((buf[i] == ' ') || (buf[i] == '\n') || (buf[i] == '\r') || (buf[i] == '\t')) {
buf[i] = '\0';
break;
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(buf, -1));
|
| ︙ | | |
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
|
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
|
-
-
+
-
|
}
chan = Tcl_GetChannel(interp, Tcl_GetStringFromObj(objv[1], NULL), NULL);
if (chan == (Tcl_Channel) NULL) {
return(TCL_ERROR);
}
/*
* Make sure to operate on the topmost channel
*/
|
| ︙ | | |
716
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719
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721
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723
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731
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733
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735
736
737
738
739
740
741
742
743
744
745
746
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748
|
1053
1054
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1078
1079
1080
1081
1082
1083
1084
1085
|
+
-
+
-
-
-
+
+
-
+
-
+
|
char *keyfile = NULL;
char *certfile = NULL;
unsigned char *key = NULL;
int key_len = 0;
unsigned char *cert = NULL;
int cert_len = 0;
char *ciphers = NULL;
char *ciphersuites = NULL;
char *CAfile = NULL;
char *CAdir = NULL;
char *DHparams = NULL;
char *model = NULL;
#ifndef OPENSSL_NO_TLSEXT
#endif
int proto = 0;
int verify = 0, require = 0, request = 1;
int proto = 0, level = -1;
int verify = 0, require = 0, request = 1, post_handshake = 0;
dprintf("Called");
#if OPENSSL_VERSION_NUMBER < 0x10100000L && !defined(OPENSSL_NO_SSL2) && defined(NO_TLS1) && defined(NO_TLS1_1) && defined(NO_TLS1_2) && defined(NO_TLS1_3) && defined(NO_SSL3) && !defined(NO_SSL2)
#if OPENSSL_VERSION_NUMBER < 0x10100000L && !defined(OPENSSL_NO_SSL2) && !defined(NO_SSL2) && defined(NO_SSL3) && defined(NO_TLS1) && defined(NO_TLS1_1) && defined(NO_TLS1_2) && defined(NO_TLS1_3)
ssl2 = 1;
#endif
#if !defined(OPENSSL_NO_SSL3) && defined(NO_TLS1) && defined(NO_TLS1_1) && defined(NO_TLS1_2) && defined(NO_TLS1_3) && defined(NO_SSL2) && !defined(NO_SSL3)
#if !defined(OPENSSL_NO_SSL3) && !defined(NO_SSL3) && defined(NO_SSL2) && defined(NO_TLS1) && defined(NO_TLS1_1) && defined(NO_TLS1_2) && defined(NO_TLS1_3)
ssl3 = 1;
#endif
#if defined(NO_TLS1) || defined(OPENSSL_NO_TLS1)
tls1 = 0;
#endif
#if defined(NO_TLS1_1) || defined(OPENSSL_NO_TLS1_1)
tls1_1 = 0;
|
| ︙ | | |
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
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788
789
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791
792
793
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795
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797
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799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
|
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
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1140
1141
1142
1143
1144
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1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
|
-
-
+
-
+
+
+
+
-
+
-
-
-
+
+
+
|
}
chan = Tcl_GetChannel(interp, Tcl_GetStringFromObj(objv[1], NULL), NULL);
if (chan == (Tcl_Channel) NULL) {
return TCL_ERROR;
}
/*
* Make sure to operate on the topmost channel
*/
#ifndef OPENSSL_NO_TLSEXT
#endif
OPTBAD("option", "-alpn, -cadir, -cafile, -cert, -certfile, -cipher, -command, -dhparams, -key, -keyfile, -model, -password, -require, -request, -server, -servername, -ssl2, -ssl3, -tls1, -tls1.1, -tls1.2, or -tls1.3");
OPTBAD("option", "-alpn, -cadir, -cafile, -cert, -certfile, -cipher, -ciphersuites, -command, -dhparams, -key, -keyfile, -model, -password, -require, -request, -securitylevel, -server, -servername, -session_id, -ssl2, -ssl3, -tls1, -tls1.1, -tls1.2, or -tls1.3");
return TCL_ERROR;
}
if (request) verify |= SSL_VERIFY_CLIENT_ONCE | SSL_VERIFY_PEER;
if (request && require) verify |= SSL_VERIFY_FAIL_IF_NO_PEER_CERT;
if (request && post_handshake) verify |= SSL_VERIFY_POST_HANDSHAKE;
if (verify == 0) verify = SSL_VERIFY_NONE;
proto |= (ssl2 ? TLS_PROTO_SSL2 : 0);
proto |= (ssl3 ? TLS_PROTO_SSL3 : 0);
proto |= (tls1 ? TLS_PROTO_TLS1 : 0);
proto |= (tls1_1 ? TLS_PROTO_TLS1_1 : 0);
proto |= (tls1_2 ? TLS_PROTO_TLS1_2 : 0);
proto |= (tls1_3 ? TLS_PROTO_TLS1_3 : 0);
/* reset to NULL if blank string provided */
if (cert && !*cert) cert = NULL;
if (key && !*key) key = NULL;
if (certfile && !*certfile) certfile = NULL;
if (keyfile && !*keyfile) keyfile = NULL;
if (ciphers && !*ciphers) ciphers = NULL;
if (ciphersuites && !*ciphersuites) ciphersuites = NULL;
if (CAfile && !*CAfile) CAfile = NULL;
if (CAdir && !*CAdir) CAdir = NULL;
if (DHparams && !*DHparams) DHparams = NULL;
/* new SSL state */
statePtr = (State *) ckalloc((unsigned) sizeof(State));
memset(statePtr, 0, sizeof(State));
|
| ︙ | | |
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
|
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
|
-
-
+
+
|
Tcl_AppendResult(interp, "bad channel \"", 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, server, proto, keyfile, certfile, key, cert,
key_len, cert_len, CAdir, CAfile, ciphers, DHparams)) == (SSL_CTX*)0) {
if ((ctx = CTX_Init(statePtr, server, proto, keyfile, certfile, key, cert, key_len,
cert_len, CAdir, CAfile, ciphers, ciphersuites, level, DHparams)) == NULL) {
Tls_Free((char *) statePtr);
return TCL_ERROR;
}
}
statePtr->ctx = ctx;
|
| ︙ | | |
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
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964
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971
972
973
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976
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978
979
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981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
|
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
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1365
1366
1367
1368
1369
1370
1371
1372
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1387
|
-
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+
-
+
+
+
+
+
+
+
+
+
+
+
+
+
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+
+
+
+
+
+
-
+
+
+
-
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+
-
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+
+
-
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+
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+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
|
if (!statePtr->ssl) {
/* SSL library error */
Tcl_AppendResult(interp, "couldn't construct ssl session: ", REASON(), (char *) NULL);
Tls_Free((char *) statePtr);
return TCL_ERROR;
}
#ifndef OPENSSL_NO_TLSEXT
}
unsigned int protoslen = 0;
unsigned int protos_len = 0;
int i, len, cnt;
Tcl_Obj **list;
if (Tcl_ListObjGetElements(interp, alpn, &cnt, &list) != TCL_OK) {
Tls_Free((char *) statePtr);
return TCL_ERROR;
}
/* Determine the memory required for the protocol-list */
for (i = 0; i < cnt; i++) {
Tcl_GetStringFromObj(list[i], &len);
if (len > 255) {
Tcl_AppendResult(interp, "alpn protocol name too long", (char *) NULL);
Tcl_AppendResult(interp, "ALPN protocol name too long", (char *) NULL);
Tls_Free((char *) statePtr);
return TCL_ERROR;
}
protoslen += 1 + len;
protos_len += 1 + len;
}
/* Build the complete protocol-list */
protos = ckalloc(protoslen);
protos = ckalloc(protos_len);
/* protocol-lists consist of 8-bit length-prefixed, byte strings */
for (i = 0, p = protos; i < cnt; i++) {
char *str = Tcl_GetStringFromObj(list[i], &len);
*p++ = len;
memcpy(p, str, len);
p += len;
}
/* SSL_set_alpn_protos makes a copy of the protocol-list */
/* Note: This functions reverses the return value convention */
if (SSL_set_alpn_protos(statePtr->ssl, protos, protoslen)) {
Tcl_AppendResult(interp, "failed to set alpn protocols", (char *) NULL);
if (SSL_set_alpn_protos(statePtr->ssl, protos, protos_len)) {
Tcl_AppendResult(interp, "failed to set ALPN protocols", (char *) NULL);
Tls_Free((char *) statePtr);
ckfree(protos);
return TCL_ERROR;
}
/* SSL_set_alpn_protos makes a copy of the protocol-list */
ckfree(protos);
#endif
|
| ︙ | | |
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
|
1420
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|
-
-
+
-
|
}
chan = Tcl_GetChannel(interp, Tcl_GetString(objv[1]), NULL);
if (chan == (Tcl_Channel) NULL) {
return TCL_ERROR;
}
/*
* Make sure to operate on the topmost channel
*/
|
| ︙ | | |
1067
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|
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-
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-
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-
-
-
|
* constructs SSL context (CTX)
*
*-------------------------------------------------------------------
*/
static SSL_CTX *
CTX_Init(State *statePtr, int isServer, int proto, char *keyfile, char *certfile,
unsigned char *key, unsigned char *cert, int key_len, int cert_len, char *CAdir,
char *CAfile, char *ciphers, char *DHparams) {
char *CAfile, char *ciphers, char *ciphersuites, int level, char *DHparams) {
Tcl_Interp *interp = statePtr->interp;
SSL_CTX *ctx = NULL;
Tcl_DString ds;
Tcl_DString ds1;
int off = 0;
int load_private_key;
const SSL_METHOD *method;
dprintf("Called");
if (!proto) {
Tcl_AppendResult(interp, "no valid protocol selected", NULL);
return (SSL_CTX *)0;
return NULL;
}
/* create SSL context */
#if OPENSSL_VERSION_NUMBER >= 0x10101000L || defined(NO_SSL2) || defined(OPENSSL_NO_SSL2)
#if OPENSSL_VERSION_NUMBER >= 0x10100000L || defined(NO_SSL2) || defined(OPENSSL_NO_SSL2)
if (ENABLED(proto, TLS_PROTO_SSL2)) {
Tcl_AppendResult(interp, "SSL2 protocol not supported", NULL);
return (SSL_CTX *)0;
return NULL;
}
#endif
#if defined(NO_SSL3) || defined(OPENSSL_NO_SSL3)
if (ENABLED(proto, TLS_PROTO_SSL3)) {
Tcl_AppendResult(interp, "SSL3 protocol not supported", NULL);
return (SSL_CTX *)0;
return NULL;
}
#endif
#if defined(NO_TLS1) || defined(OPENSSL_NO_TLS1)
if (ENABLED(proto, TLS_PROTO_TLS1)) {
Tcl_AppendResult(interp, "TLS 1.0 protocol not supported", NULL);
return (SSL_CTX *)0;
return NULL;
}
#endif
#if defined(NO_TLS1_1) || defined(OPENSSL_NO_TLS1_1)
if (ENABLED(proto, TLS_PROTO_TLS1_1)) {
Tcl_AppendResult(interp, "TLS 1.1 protocol not supported", NULL);
return (SSL_CTX *)0;
return NULL;
}
#endif
#if defined(NO_TLS1_2) || defined(OPENSSL_NO_TLS1_2)
if (ENABLED(proto, TLS_PROTO_TLS1_2)) {
Tcl_AppendResult(interp, "TLS 1.2 protocol not supported", NULL);
return (SSL_CTX *)0;
return NULL;
}
#endif
#if defined(NO_TLS1_3) || defined(OPENSSL_NO_TLS1_3)
if (ENABLED(proto, TLS_PROTO_TLS1_3)) {
Tcl_AppendResult(interp, "TLS 1.3 protocol not supported", NULL);
return (SSL_CTX *)0;
return NULL;
}
#endif
switch (proto) {
#if OPENSSL_VERSION_NUMBER < 0x10101000L && !defined(NO_SSL2) && !defined(OPENSSL_NO_SSL2)
#if OPENSSL_VERSION_NUMBER < 0x10100000L && !defined(NO_SSL2) && !defined(OPENSSL_NO_SSL2)
case TLS_PROTO_SSL2:
method = SSLv2_method();
method = isServer ? SSLv2_server_method() : SSLv2_client_method();
break;
#endif
#if !defined(NO_SSL3) && !defined(OPENSSL_NO_SSL3)
#if !defined(NO_SSL3) && !defined(OPENSSL_NO_SSL3) && !defined(OPENSSL_NO_SSL3_METHOD)
case TLS_PROTO_SSL3:
method = SSLv3_method();
method = isServer ? SSLv3_server_method() : SSLv3_client_method();
break;
#endif
#if !defined(NO_TLS1) && !defined(OPENSSL_NO_TLS1)
#if !defined(NO_TLS1) && !defined(OPENSSL_NO_TLS1) && !defined(OPENSSL_NO_TLS1_METHOD)
case TLS_PROTO_TLS1:
method = TLSv1_method();
method = isServer ? TLSv1_server_method() : TLSv1_client_method();
break;
#endif
#if !defined(NO_TLS1_1) && !defined(OPENSSL_NO_TLS1_1)
#if !defined(NO_TLS1_1) && !defined(OPENSSL_NO_TLS1_1) && !defined(OPENSSL_NO_TLS1_1_METHOD)
case TLS_PROTO_TLS1_1:
method = TLSv1_1_method();
method = isServer ? TLSv1_1_server_method() : TLSv1_1_client_method();
break;
#endif
#if !defined(NO_TLS1_2) && !defined(OPENSSL_NO_TLS1_2)
#if !defined(NO_TLS1_2) && !defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_TLS1_2_METHOD)
case TLS_PROTO_TLS1_2:
method = TLSv1_2_method();
method = isServer ? TLSv1_2_server_method() : TLSv1_2_client_method();
break;
#endif
#if !defined(NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_3)
case TLS_PROTO_TLS1_3:
/*
* The version range is constrained below,
* after the context is created. Use the
* generic method here.
*/
method = TLS_method();
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
method = TLS_method();
method = isServer ? TLS_server_method() : TLS_client_method();
#else
method = SSLv23_method();
#endif
|
| ︙ | | |
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
|
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
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1584
1585
1586
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1588
1589
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1598
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1600
1601
1602
1603
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1607
1608
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1610
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1614
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1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
|
+
-
-
-
-
+
+
+
+
+
+
+
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
+
-
+
-
+
|
#endif
#if !defined(NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_3)
off |= (ENABLED(proto, TLS_PROTO_TLS1_3) ? 0 : SSL_OP_NO_TLSv1_3);
#endif
break;
}
ERR_clear_error();
ctx = SSL_CTX_new(method);
if (!ctx) {
return(NULL);
}
if (getenv(SSLKEYLOGFILE)) {
SSL_CTX_set_keylog_callback(ctx, KeyLogCallback);
}
#if !defined(NO_TLS1_3) && !defined(OPENSSL_NO_TLS1_3)
if (proto == TLS_PROTO_TLS1_3) {
SSL_CTX_set_min_proto_version(ctx, TLS1_3_VERSION);
SSL_CTX_set_max_proto_version(ctx, TLS1_3_VERSION);
if (!isServer) {
SSL_CTX_set_options(ctx, SSL_OP_CIPHER_SERVER_PREFERENCE);
}
}
#endif
/* Force cipher selection order by server */
if (!isServer) {
SSL_CTX_set_options(ctx, SSL_OP_CIPHER_SERVER_PREFERENCE);
}
}
#endif
if (ciphers != NULL)
SSL_CTX_set_cipher_list(ctx, ciphers);
/* Set user defined ciphers, cipher suites, and security level */
if ((ciphers != NULL) && !SSL_CTX_set_cipher_list(ctx, ciphers)) {
Tcl_AppendResult(interp, "Set ciphers failed: No valid ciphers", (char *) NULL);
SSL_CTX_free(ctx);
return NULL;
}
if ((ciphersuites != NULL) && !SSL_CTX_set_ciphersuites(ctx, ciphersuites)) {
Tcl_AppendResult(interp, "Set cipher suites failed: No valid ciphers", (char *) NULL);
SSL_CTX_free(ctx);
return NULL;
}
/* Set security level */
if (level > -1 && level < 6) {
/* SSL_set_security_level */
SSL_CTX_set_security_level(ctx, level);
}
/* set some callbacks */
SSL_CTX_set_default_passwd_cb(ctx, PasswordCallback);
#ifndef BSAFE
#endif
return (SSL_CTX *)0;
return NULL;
}
#else
{
DH* dh;
if (DHparams != NULL) {
BIO *bio;
Tcl_DStringInit(&ds);
bio = BIO_new_file(F2N(DHparams, &ds), "r");
if (!bio) {
Tcl_DStringFree(&ds);
Tcl_AppendResult(interp, "Could not find DH parameters file", (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
BIO_free(bio);
Tcl_DStringFree(&ds);
if (!dh) {
Tcl_AppendResult(interp, "Could not read DH parameters from file", (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
} else {
dh = get_dhParams();
}
SSL_CTX_set_tmp_dh(ctx, dh);
DH_free(dh);
}
|
| ︙ | | |
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
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1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
|
1665
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1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
|
-
+
-
+
-
+
|
Tcl_DStringInit(&ds);
if (SSL_CTX_use_certificate_file(ctx, F2N(certfile, &ds), SSL_FILETYPE_PEM) <= 0) {
Tcl_DStringFree(&ds);
Tcl_AppendResult(interp, "unable to set certificate file ", certfile, ": ",
REASON(), (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
} else if (cert != NULL) {
load_private_key = 1;
if (SSL_CTX_use_certificate_ASN1(ctx, cert_len, cert) <= 0) {
Tcl_DStringFree(&ds);
Tcl_AppendResult(interp, "unable to set certificate: ",
REASON(), (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
} else {
certfile = (char*)X509_get_default_cert_file();
if (SSL_CTX_use_certificate_file(ctx, certfile, SSL_FILETYPE_PEM) <= 0) {
#if 0
Tcl_DStringFree(&ds);
Tcl_AppendResult(interp, "unable to use default certificate file ", certfile, ": ",
REASON(), (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
#endif
}
}
/* set our private key */
if (load_private_key) {
if (keyfile == NULL && key == NULL) {
|
| ︙ | | |
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
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1352
1353
1354
1355
1356
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1360
1361
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1366
|
1709
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1711
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1715
1716
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1718
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1720
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1747
1748
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1751
1752
1753
1754
1755
1756
1757
1758
|
-
+
-
+
-
+
-
+
|
if (SSL_CTX_use_PrivateKey_file(ctx, F2N(keyfile, &ds), SSL_FILETYPE_PEM) <= 0) {
Tcl_DStringFree(&ds);
/* flush the passphrase which might be left in the result */
Tcl_SetResult(interp, NULL, TCL_STATIC);
Tcl_AppendResult(interp, "unable to set public key file ", keyfile, " ",
REASON(), (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
Tcl_DStringFree(&ds);
} else if (key != NULL) {
if (SSL_CTX_use_PrivateKey_ASN1(EVP_PKEY_RSA, ctx, key,key_len) <= 0) {
Tcl_DStringFree(&ds);
/* flush the passphrase which might be left in the result */
Tcl_SetResult(interp, NULL, TCL_STATIC);
Tcl_AppendResult(interp, "unable to set public key: ", REASON(), (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
}
/* Now we know that a key and cert have been set against
* the SSL context */
if (!SSL_CTX_check_private_key(ctx)) {
Tcl_AppendResult(interp, "private key does not match the certificate public key",
(char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
}
}
/* Set verification CAs */
Tcl_DStringInit(&ds);
Tcl_DStringInit(&ds1);
if (!SSL_CTX_load_verify_locations(ctx, F2N(CAfile, &ds), F2N(CAdir, &ds1)) ||
!SSL_CTX_set_default_verify_paths(ctx)) {
#if 0
Tcl_DStringFree(&ds);
Tcl_DStringFree(&ds1);
/* Don't currently care if this fails */
Tcl_AppendResult(interp, "SSL default verify paths: ", REASON(), (char *) NULL);
SSL_CTX_free(ctx);
return (SSL_CTX *)0;
return NULL;
#endif
}
/* https://sourceforge.net/p/tls/bugs/57/ */
/* XXX:TODO: Let the user supply values here instead of something that exists on the filesystem */
if (CAfile != NULL) {
STACK_OF(X509_NAME) *certNames = SSL_load_client_CA_file(F2N(CAfile, &ds));
|
| ︙ | | |
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
|
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
|
-
-
+
|
StatusObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) {
State *statePtr;
X509 *peer;
Tcl_Obj *objPtr;
Tcl_Channel chan;
char *channelName, *ciphers;
int mode;
#ifndef OPENSSL_NO_TLSEXT
#endif
|
| ︙ | | |
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
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1464
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1467
1468
1469
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1471
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1473
1474
|
1812
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1863
1864
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1868
1869
1870
1871
1872
1873
1874
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|
return TCL_ERROR;
}
chan = Tcl_GetChannel(interp, channelName, &mode);
if (chan == (Tcl_Channel) NULL) {
return TCL_ERROR;
}
/*
* Make sure to operate on the topmost channel
*/
#ifndef OPENSSL_NO_TLSEXT
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj((char *)proto, (int)len));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj((char *)proto, (int) len));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("protocol", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get_version(statePtr->ssl), -1));
/* Valid for non-RSA signature and TLS 1.3 */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signatureHashAlgorithm", -1));
if (objc == 2 ? SSL_get_peer_signature_nid(statePtr->ssl, &nid) : SSL_get_signature_nid(statePtr->ssl, &nid)) {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(OBJ_nid2ln(nid), -1));
} else {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("", -1));
}
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signature_type", -1));
if (objc == 2 ? SSL_get_peer_signature_type_nid(statePtr->ssl, &nid) : SSL_get_signature_type_nid(statePtr->ssl, &nid)) {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(OBJ_nid2ln(nid), -1));
} else {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("", -1));
}
Tcl_SetObjResult(interp, objPtr);
return TCL_OK;
clientData = clientData;
}
/*
*-------------------------------------------------------------------
*
* ConnectionInfoObjCmd -- return connection info from OpenSSL.
*
* Results:
* A list of connection info
*
*-------------------------------------------------------------------
*/
static int ConnectionInfoObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]) {
Tcl_Channel chan; /* The channel to set a mode on. */
State *statePtr; /* client state for ssl socket */
Tcl_Obj *objPtr;
const SSL *ssl;
const SSL_CIPHER *cipher;
const SSL_SESSION *session;
const unsigned char *proto;
long mode;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "channel");
return(TCL_ERROR);
}
chan = Tcl_GetChannel(interp, Tcl_GetStringFromObj(objv[1], NULL), NULL);
if (chan == (Tcl_Channel) NULL) {
return(TCL_ERROR);
}
/* Make sure to operate on the topmost channel */
chan = Tcl_GetTopChannel(chan);
if (Tcl_GetChannelType(chan) != Tls_ChannelType()) {
Tcl_AppendResult(interp, "bad channel \"", Tcl_GetChannelName(chan), "\": not a TLS channel", NULL);
return(TCL_ERROR);
}
objPtr = Tcl_NewListObj(0, NULL);
/* Connection info */
statePtr = (State *)Tcl_GetChannelInstanceData(chan);
ssl = statePtr->ssl;
if (ssl != NULL) {
/* connection state */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("state", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_state_string_long(ssl), -1));
/* Get SNI requested server name */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("servername", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get_servername(ssl, TLSEXT_NAMETYPE_host_name), -1));
/* Get protocol */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("protocol", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get_version(ssl), -1));
/* Renegotiation allowed */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("renegotiation", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(
SSL_get_secure_renegotiation_support(ssl) ? "supported" : "not supported", -1));
/* Get security level */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("securitylevel", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(SSL_get_security_level(ssl)));
/* Session info */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_reused", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewBooleanObj(SSL_session_reused(ssl)));
/* Is server info */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("is_server", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewBooleanObj(SSL_is_server(ssl)));
}
/* Cipher info */
cipher = SSL_get_current_cipher(ssl);
if (cipher != NULL) {
char buf[BUFSIZ] = {0};
int bits, alg_bits;
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("cipher", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_get_name(cipher), -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("standard_name", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_standard_name(cipher), -1));
bits = SSL_CIPHER_get_bits(cipher, &alg_bits);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("bits", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(bits));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("secret_bits", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(alg_bits));
/* alg_bits is actual key secret bits. If use bits and secret (algorithm) bits differ,
the rest of the bits are fixed, i.e. for limited export ciphers (bits < 56) */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("min_version", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_CIPHER_get_version(cipher), -1));
/* Get OpenSSL-specific ID, not IANA ID */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("id", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj((int) SSL_CIPHER_get_id(cipher)));
if (SSL_CIPHER_description(cipher, buf, sizeof(buf)) != NULL) {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("description", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(buf, -1));
}
}
/* Session info */
session = SSL_get_session(ssl);
if (session != NULL) {
const unsigned char *ticket;
size_t len2;
unsigned int ulen;
const unsigned char *session_id;
char buffer[SSL_MAX_MASTER_KEY_LENGTH];
/* Report the selected protocol as a result of the ALPN negotiation */
SSL_SESSION_get0_alpn_selected(session, &proto, &len2);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("alpn", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj((char *)proto, (int) len2));
/* Resumable session */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("resumable", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewIntObj(SSL_SESSION_is_resumable(session)));
/* Session start time (seconds since epoch) */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("start_time", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_time(session)));
/* Timeout value - SSL_CTX_get_timeout (in seconds) */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("timeout", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_timeout(session)));
/* Session ticket lifetime hint (in seconds) */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("lifetime", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewLongObj(SSL_SESSION_get_ticket_lifetime_hint(session)));
/* Session id */
session_id = SSL_SESSION_get_id(session, &ulen);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_id", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(session_id, (int) ulen));
/* Session ticket - client only */
SSL_SESSION_get0_ticket(session, &ticket, &len2);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_ticket", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(ticket, (int) len2));
/* Ticket app data */
SSL_SESSION_get0_ticket_appdata(session, &ticket, &len2);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("ticket_app_data", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(ticket, (int) len2));
/* Get master key */
len2 = SSL_SESSION_get_master_key(session, buffer, SSL_MAX_MASTER_KEY_LENGTH);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("master_key", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewByteArrayObj(buffer, (int) len2));
}
/* Compression info */
if (ssl != NULL) {
#ifdef HAVE_SSL_COMPRESSION
const COMP_METHOD *comp, *expn;
comp = SSL_get_current_compression(ssl);
expn = SSL_get_current_expansion(ssl);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("compression", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(comp ? SSL_COMP_get_name(comp) : "NONE", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("expansion", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(expn ? SSL_COMP_get_name(expn) : "NONE", -1));
#else
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("compression", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("NONE", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("expansion", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("NONE", -1));
#endif
}
/* Server info */
mode = SSL_CTX_get_session_cache_mode(statePtr->ctx);
if (mode & SSL_SESS_CACHE_OFF) {
proto = "off";
} else if (mode & SSL_SESS_CACHE_CLIENT) {
proto = "client";
} else if (mode & SSL_SESS_CACHE_SERVER) {
proto = "server";
} else if (mode & SSL_SESS_CACHE_BOTH) {
proto = "both";
} else {
proto = "unknown";
}
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("version", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get_version(statePtr->ssl), -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("session_cache_mode", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(proto, -1));
Tcl_SetObjResult(interp, objPtr);
return TCL_OK;
clientData = clientData;
}
/*
*-------------------------------------------------------------------
|
| ︙ | | |
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BIO *out=NULL;
char *k_C="",*k_ST="",*k_L="",*k_O="",*k_OU="",*k_CN="",*k_Email="";
char *keyout,*pemout,*str;
int keysize,serial=0,days=365;
#if OPENSSL_VERSION_NUMBER <= 0x10100000L
#if OPENSSL_VERSION_NUMBER < 0x30000000L
RSA *rsa = NULL;
#elif OPENSSL_VERSION_NUMBER < 0x30000000L
|
| ︙ | | |
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|
} else {
Tcl_SetResult(interp,"Unknown parameter",NULL);
return TCL_ERROR;
}
}
}
#if OPENSSL_VERSION_NUMBER <= 0x10100000L
#if OPENSSL_VERSION_NUMBER < 0x30000000L
pkey = EVP_PKEY_new();
rsa = RSA_generate_key(keysize, 0x10001, NULL, NULL);
if (pkey == NULL || rsa == NULL || !EVP_PKEY_assign_RSA(pkey, rsa)) {
EVP_PKEY_free(pkey);
/* RSA_free(rsa); freed by EVP_PKEY_free */
#elif OPENSSL_VERSION_NUMBER < 0x30000000L
|
| ︙ | | |
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|
/* PEM_write_bio_RSAPrivateKey(out, rsa, NULL, NULL, 0, NULL, NULL); */
BIO_free_all(out);
}
if ((cert=X509_new())==NULL) {
Tcl_SetResult(interp,"Error generating certificate request",NULL);
EVP_PKEY_free(pkey);
#if OPENSSL_VERSION_NUMBER > 0x10100000L && OPENSSL_VERSION_NUMBER < 0x30000000L
#if OPENSSL_VERSION_NUMBER < 0x30000000L
BN_free(bne);
#endif
return(TCL_ERROR);
}
X509_set_version(cert,2);
ASN1_INTEGER_set(X509_get_serialNumber(cert),serial);
#if OPENSSL_VERSION_NUMBER < 0x10100000L
X509_gmtime_adj(X509_get_notBefore(cert),0);
X509_gmtime_adj(X509_get_notAfter(cert),(long)60*60*24*days);
#else
#endif
#if OPENSSL_VERSION_NUMBER > 0x10100000L && OPENSSL_VERSION_NUMBER < 0x30000000L
#if OPENSSL_VERSION_NUMBER < 0x30000000L
BN_free(bne);
#endif
Tcl_SetResult(interp,"Error signing certificate",NULL);
return TCL_ERROR;
}
if (isStr) {
|
| ︙ | | |
1706
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|
2305
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+
+
+
|
BIO_write_filename(out,pemout);
PEM_write_bio_X509(out,cert);
BIO_free_all(out);
}
X509_free(cert);
EVP_PKEY_free(pkey);
#if OPENSSL_VERSION_NUMBER > 0x10100000L && OPENSSL_VERSION_NUMBER < 0x30000000L
#if OPENSSL_VERSION_NUMBER < 0x30000000L
BN_free(bne);
#endif
}
}
break;
default:
break;
}
return TCL_OK;
clientData = clientData;
}
/********************/
/* Init */
/********************/
/*
*-------------------------------------------------------------------
*
* Tls_Free --
*
* This procedure cleans up when a SSL socket based channel
* is closed and its reference count falls below 1
|
| ︙ | | |
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|
* we're assuming here that we're single-threaded
*/
if (statePtr->timer != (Tcl_TimerToken) NULL) {
Tcl_DeleteTimerHandler(statePtr->timer);
statePtr->timer = NULL;
}
if (statePtr->protos) {
ckfree(statePtr->protos);
statePtr->protos = NULL;
}
if (statePtr->bio) {
/* This will call SSL_shutdown. Bug 1414045 */
dprintf("BIO_free_all(%p)", statePtr->bio);
BIO_free_all(statePtr->bio);
statePtr->bio = NULL;
}
if (statePtr->ssl) {
|
| ︙ | | |
1843
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|
+
+
|
if (TlsLibInit(0) != TCL_OK) {
Tcl_AppendResult(interp, "could not initialize SSL library", NULL);
return TCL_ERROR;
}
Tcl_CreateObjCommand(interp, "tls::ciphers", CiphersObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::connection", ConnectionInfoObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::handshake", HandshakeObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::import", ImportObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::unimport", UnimportObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::status", StatusObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::version", VersionObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::misc", MiscObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
Tcl_CreateObjCommand(interp, "tls::protocols", ProtocolsObjCmd, (ClientData) 0, (Tcl_CmdDeleteProc *) NULL);
if (interp) {
Tcl_Eval(interp, tlsTclInitScript);
}
return(Tcl_PkgProvide(interp, "tls", PACKAGE_VERSION));
}
|
| ︙ | | |
1916
1917
1918
1919
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1931
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1933
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1935
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1937
|
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2530
2531
2532
2533
2534
2535
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|
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-
-
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-
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}
dprintf("Asked to uninitialize");
#if defined(OPENSSL_THREADS) && defined(TCL_THREADS)
Tcl_MutexLock(&init_mx);
#if OPENSSL_VERSION_NUMBER < 0x10000000L
CRYPTO_set_locking_callback(NULL);
CRYPTO_set_id_callback(NULL);
#elif OPENSSL_VERSION_NUMBER < 0x10100000L
CRYPTO_set_locking_callback(NULL);
CRYPTO_THREADID_set_callback(NULL)
#endif
|
| ︙ | | |
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#if defined(OPENSSL_THREADS) && defined(TCL_THREADS)
Tcl_MutexLock(&init_mx);
#endif
initialized = 1;
#if defined(OPENSSL_THREADS) && defined(TCL_THREADS)
#if OPENSSL_VERSION_NUMBER < 0x10100000L
num_locks = CRYPTO_num_locks();
#else
#endif
#if OPENSSL_VERSION_NUMBER < 0x10000000L
CRYPTO_set_locking_callback(CryptoThreadLockCallback);
CRYPTO_set_id_callback(CryptoThreadIdCallback);
#elif OPENSSL_VERSION_NUMBER < 0x10100000L
CRYPTO_set_locking_callback(CryptoThreadLockCallback);
CRYPTO_THREADID_set_callback(CryptoThreadIdCallback)
#endif
# if OPENSSL_VERSION_NUMBER < 0x10100000L
if (SSL_library_init() != 1) {
status = TCL_ERROR;
goto done;
}
#else
#endif
# if OPENSSL_VERSION_NUMBER < 0x10100000L
SSL_load_error_strings();
ERR_load_crypto_strings();
#else
/* Only initialize libcrypto */
OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
#endif
|
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for (i = 0; i < 16; i++) {
rnd_seed[i] = 1 + (char) (255.0 * rand()/(RAND_MAX+1.0));
}
RAND_seed(rnd_seed, sizeof(rnd_seed));
} while (RAND_status() != 1);
#endif
# if OPENSSL_VERSION_NUMBER < 0x10100000L
done:
#endif
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/*
* Copyright (C) 1997-2000 Sensus Consulting Ltd.
* Matt Newman <matt@sensus.org>
* Copyright (C) 2023 Brian O'Hagan
*/
#include <tcl.h>
#include <stdio.h>
#include <openssl/bio.h>
#include <openssl/sha.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include <openssl/asn1.h>
#include "tlsInt.h"
/*
* Ensure these are not macros - known to be defined on Win32
*/
#ifdef min
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s= (v[10]-'0')*10+(v[11]-'0');
sprintf(bp,"%s %2d %02d:%02d:%02d %d%s", mon[M-1],d,h,m,s,y+1900,(gmt)?" GMT":"");
return bp;
err:
return "Bad time value";
}
/*
* Binary string to hex string
*/
int String_to_Hex(char* input, int len, char *output, int max) {
int count = 0;
for (int i = 0; i < len && count < max - 1; i++, count += 2) {
sprintf(output + count, "%02X", input[i] & 0xff);
}
output[count] = 0;
return count;
}
/*
*------------------------------------------------------*
*
* Tls_NewX509Obj --
*
* ------------------------------------------------*
|
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int n;
unsigned long flags;
char subject[BUFSIZ];
char issuer[BUFSIZ];
char serial[BUFSIZ];
char notBefore[BUFSIZ];
char notAfter[BUFSIZ];
char publicKey[BUFSIZ];
char certStr[CERT_STR_SIZE], *certStr_p;
int certStr_len, toRead;
#ifndef NO_SSL_SHA
const char *shachars="0123456789ABCDEF";
unsigned char *bstring;
STACK_OF(GENERAL_NAME) *san;
sha1_hash_ascii[SHA_DIGEST_LENGTH * 2] = '\0';
sha256_hash_ascii[SHA256_DIGEST_LENGTH * 2] = '\0';
#endif
|
| ︙ | | |
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|
-
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|
X509_NAME_print_ex(bio, X509_get_issuer_name(cert), 0, flags);
n = BIO_read(bio, issuer, min(BIO_pending(bio), BUFSIZ - 1));
n = max(n, 0);
issuer[n] = 0;
(void)BIO_flush(bio);
i2a_ASN1_INTEGER(bio, X509_get_serialNumber(cert));
i2a_ASN1_INTEGER(bio, X509_get0_serialNumber(cert));
n = BIO_read(bio, serial, min(BIO_pending(bio), BUFSIZ - 1));
n = max(n, 0);
serial[n] = 0;
(void)BIO_flush(bio);
/* Get certificate */
if (PEM_write_bio_X509(bio, cert)) {
certStr_p = certStr;
certStr_len = 0;
while (1) {
toRead = min(BIO_pending(bio), CERT_STR_SIZE - certStr_len - 1);
toRead = min(toRead, BUFSIZ);
if (toRead == 0) {
break;
}
dprintf("Reading %i bytes from the certificate...", toRead);
n = BIO_read(bio, certStr_p, toRead);
if (n <= 0) {
break;
}
certStr_len += n;
certStr_p += n;
}
*certStr_p = '\0';
(void)BIO_flush(bio);
}
/* All */
if (X509_print_ex(bio, cert, flags, 0)) {
char all[65536];
n = BIO_read(bio, all, min(BIO_pending(bio), 65535));
n = max(n, 0);
all[n] = 0;
(void)BIO_flush(bio);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("all", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj(all, n));
}
BIO_free(bio);
}
#if OPENSSL_VERSION_NUMBER < 0x10100000L
strcpy(notBefore, ASN1_UTCTIME_tostr(X509_get_notBefore(cert)));
strcpy(notAfter, ASN1_UTCTIME_tostr(X509_get_notAfter(cert)));
#else
strcpy(notBefore, ASN1_UTCTIME_tostr(X509_getm_notBefore(cert)));
strcpy(notAfter, ASN1_UTCTIME_tostr(X509_getm_notAfter(cert)));
#endif
#ifndef NO_SSL_SHA
/* SHA1 */
X509_digest(cert, EVP_sha1(), sha1_hash_binary, NULL);
for (int n = 0; n < SHA_DIGEST_LENGTH; n++) {
sha1_hash_ascii[n*2] = shachars[(sha1_hash_binary[n] & 0xF0) >> 4];
sha1_hash_ascii[n*2+1] = shachars[(sha1_hash_binary[n] & 0x0F)];
}
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj("sha1_hash", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj(sha1_hash_ascii, SHA_DIGEST_LENGTH * 2) );
/* SHA256 */
X509_digest(cert, EVP_sha256(), sha256_hash_binary, NULL);
for (int n = 0; n < SHA256_DIGEST_LENGTH; n++) {
sha256_hash_ascii[n*2] = shachars[(sha256_hash_binary[n] & 0xF0) >> 4];
sha256_hash_ascii[n*2+1] = shachars[(sha256_hash_binary[n] & 0x0F)];
}
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "sha256_hash", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( sha256_hash_ascii, SHA256_DIGEST_LENGTH * 2) );
#endif
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "subject", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( subject, -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "issuer", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( issuer, -1) );
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("issuer", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj( issuer, -1));
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "notBefore", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( notBefore, -1) );
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("notBefore", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj( notBefore, -1));
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "notAfter", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( notAfter, -1) );
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("notAfter", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj( notAfter, -1));
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "serial", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( serial, -1) );
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("serialNumber", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj( serial, -1));
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( "certificate", -1) );
Tcl_ListObjAppendElement( interp, certPtr, Tcl_NewStringObj( certStr, -1) );
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("certificate", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj( certStr, -1));
num_of_exts = X509_get_ext_count(cert);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("num_extensions", -1));
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewIntObj(num_of_exts));
/* Get extensions */
if (num_of_exts > 0) {
Tcl_Obj *extsPtr = Tcl_NewListObj(0, NULL);
const STACK_OF(X509_EXTENSION) *exts;
exts = X509_get0_extensions(cert);
for (int i=0; i < num_of_exts; i++) {
X509_EXTENSION *ex = sk_X509_EXTENSION_value(exts, i);
ASN1_OBJECT *obj = X509_EXTENSION_get_object(ex);
unsigned nid2 = OBJ_obj2nid(obj);
Tcl_ListObjAppendElement(interp, extsPtr, Tcl_NewStringObj(OBJ_nid2ln(nid2), -1));
}
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("extensions", -1));
Tcl_ListObjAppendElement(interp, certPtr, extsPtr);
}
/* Subject Alternative Name (SAN) extension. Additional host names for a single SSL certificate. */
san = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL);
if (san) {
Tcl_Obj *namesPtr = Tcl_NewListObj(0, NULL);
for (int i=0; i < sk_GENERAL_NAME_num(san); i++) {
const GENERAL_NAME *name = sk_GENERAL_NAME_value(san, i);
size_t len2;
if (name) {
if (name->type == GEN_DNS) {
char *dns_name;
if ((len2 = ASN1_STRING_to_UTF8(&dns_name, name->d.dNSName)) > 0) {
Tcl_ListObjAppendElement(interp, namesPtr, Tcl_NewStringObj(dns_name, (int)len2));
OPENSSL_free (dns_name);
}
} else if (name->type == GEN_IPADD) {
/* name->d.iPAddress */
}
}
}
sk_GENERAL_NAME_pop_free(san, GENERAL_NAME_free);
Tcl_ListObjAppendElement(interp, certPtr, Tcl_NewStringObj("subjectAltName", -1));
Tcl_ListObjAppendElement(interp, certPtr, namesPtr);
}
return certPtr;
}
|