Check-in [4945b7588e]
Overview
Comment:Align code with option names
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | mjanssen-asn1-certs
Files: files | file ages | folders
SHA3-256: 4945b7588e4e4c5ac2a34030f63ec2dce87e1903d84f2c288043a87f2fbbe0ab
User & Date: mjanssen on 2019-06-17 18:08:09
Other Links: branch diff | manifest | tags
Context
2020-05-04
14:54
Add documentation for -key and -cert check-in: 60e0733e5a user: rkeene tags: mjanssen-asn1-certs
2019-06-17
18:08
Align code with option names check-in: 4945b7588e user: mjanssen tags: mjanssen-asn1-certs
14:27
Do not expose implementation details in user interface check-in: ef0be0d731 user: mjanssen tags: mjanssen-asn1-certs
Changes
Modified tls.c from [d8dd86370e] to [cb66151e80].
58
59
60
61
62
63
64
65

66
67
68
69
70
71
72
58
59
60
61
62
63
64

65
66
67
68
69
70
71
72







-
+







static int	MiscObjCmd(ClientData clientData,
			Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);

static int	UnimportObjCmd(ClientData clientData,
			Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);

static SSL_CTX *CTX_Init(State *statePtr, int isServer, int proto, char *key,
			char *cert, unsigned char *key_asn1, unsigned char *cert_asn1,
			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);

static int	TlsLibInit(int uninitialize);

#define TLS_PROTO_SSL2		0x01
#define TLS_PROTO_SSL3		0x02
733
734
735
736
737
738
739
740
741
742
743
744
745






746
747
748
749
750
751
752
733
734
735
736
737
738
739






740
741
742
743
744
745
746
747
748
749
750
751
752







-
-
-
-
-
-
+
+
+
+
+
+







    SSL_CTX *ctx	        = NULL;
    Tcl_Obj *script	        = NULL;
    Tcl_Obj *password	        = NULL;
    Tcl_DString upperChannelTranslation, upperChannelBlocking, upperChannelEncoding, upperChannelEOFChar;
    int idx, len;
    int flags		        = TLS_TCL_INIT;
    int server		        = 0;	/* is connection incoming or outgoing? */
    char *key		        = NULL;
    char *cert		        = NULL;
    unsigned char *key_asn1	= NULL;
    int key_asn1_len            = 0;
    unsigned char *cert_asn1	= NULL;
    int cert_asn1_len           = 0;
    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 *CAfile	        = NULL;
    char *CAdir		        = NULL;
    char *DHparams	        = NULL;
    char *model		        = NULL;
#ifndef OPENSSL_NO_TLSEXT
    char *servername	        = NULL;	/* hostname for Server Name Indication */
796
797
798
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
832
833
834
835
836
837
838
839
840
841
842
843
844
845


846
847
848
849
850
851
852
796
797
798
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
832
833
834
835
836
837
838
839
840
841
842
843


844
845
846
847
848
849
850
851
852







-
+



-
+















-
-
+
+



















-
-
+
+







	char *opt = Tcl_GetStringFromObj(objv[idx], NULL);

	if (opt[0] != '-')
	    break;

	OPTSTR( "-cadir", CAdir);
	OPTSTR( "-cafile", CAfile);
	OPTSTR( "-certfile", cert);
	OPTSTR( "-certfile", certfile);
	OPTSTR( "-cipher", ciphers);
	OPTOBJ( "-command", script);
	OPTSTR( "-dhparams", DHparams);
	OPTSTR( "-keyfile", key);
	OPTSTR( "-keyfile", keyfile);
	OPTSTR( "-model", model);
	OPTOBJ( "-password", password);
	OPTBOOL( "-require", require);
	OPTBOOL( "-request", request);
	OPTBOOL( "-server", server);
#ifndef OPENSSL_NO_TLSEXT
        OPTSTR( "-servername", servername);
#endif

	OPTBOOL( "-ssl2", ssl2);
	OPTBOOL( "-ssl3", ssl3);
	OPTBOOL( "-tls1", tls1);
	OPTBOOL( "-tls1.1", tls1_1);
	OPTBOOL( "-tls1.2", tls1_2);
	OPTBOOL( "-tls1.3", tls1_3);
  OPTBYTE("-cert", cert_asn1, cert_asn1_len);
  OPTBYTE("-key", key_asn1, key_asn1_len);
  OPTBYTE("-cert", cert, cert_len);
  OPTBYTE("-key", key, key_len);

	OPTBAD( "option", "-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");

	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 (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 (cert_asn1 && !*cert_asn1)	cert_asn1	= NULL;
    if (key_asn1 && !*key_asn1)		key_asn1	= NULL;
    if (certfile && !*certfile)         certfile	= NULL;
    if (keyfile && !*keyfile)		keyfile	        = NULL;
    if (ciphers && !*ciphers)	        ciphers	        = 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));
892
893
894
895
896
897
898
899
900


901
902
903
904
905
906
907
892
893
894
895
896
897
898


899
900
901
902
903
904
905
906
907







-
-
+
+







	    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, key, cert, key_asn1,
    cert_asn1, key_asn1_len, cert_asn1_len, CAdir, CAfile, ciphers,
	if ((ctx = CTX_Init(statePtr, server, proto, keyfile, certfile, key,
    cert, key_len, cert_len, CAdir, CAfile, ciphers,
    DHparams)) == (SSL_CTX*)0) {
	    Tls_Free((char *) statePtr);
	    return TCL_ERROR;
	}
    }

    statePtr->ctx = ctx;
1062
1063
1064
1065
1066
1067
1068
1069
1070


1071
1072
1073
1074
1075
1076
1077
1078
1079






1080
1081
1082
1083
1084
1085
1086
1062
1063
1064
1065
1066
1067
1068


1069
1070
1071
1072
1073






1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086







-
-
+
+



-
-
-
-
-
-
+
+
+
+
+
+







 * Side effects:
 *	constructs SSL context (CTX)
 *
 *-------------------------------------------------------------------
 */

static SSL_CTX *
CTX_Init(statePtr, isServer, proto, key, cert, key_asn1, cert_asn1,
         key_asn1_len, cert_asn1_len, CAdir, CAfile, ciphers, DHparams)
CTX_Init(statePtr, isServer, proto, keyfile, certfile, key, cert,
         key_len, cert_len, CAdir, CAfile, ciphers, DHparams)
    State *statePtr;
    int isServer;
    int proto;
    char *key;
    char *cert;
    unsigned char *key_asn1;
    unsigned char *cert_asn1;
    int key_asn1_len;
    int cert_asn1_len;
    char *keyfile;
    char *certfile;
    unsigned char *key;
    unsigned char *cert;
    int key_len;
    int cert_len;
    char *CAdir;
    char *CAfile;
    char *ciphers;
    char *DHparams;
{
    Tcl_Interp *interp = statePtr->interp;
    SSL_CTX *ctx = NULL;
1262
1263
1264
1265
1266
1267
1268
1269

1270
1271
1272

1273
1274
1275
1276

1277
1278
1279
1280
1281
1282
1283

1284
1285

1286
1287
1288
1289
1290
1291

1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307


1308
1309
1310
1311
1312
1313
1314
1315
1316
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
1342
1343
1344
1262
1263
1264
1265
1266
1267
1268

1269
1270
1271

1272
1273
1274
1275

1276
1277
1278
1279
1280
1281
1282

1283
1284

1285
1286
1287
1288
1289
1290

1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305


1306
1307
1308
1309
1310
1311
1312
1313
1314



1315
1316
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
1342
1343
1344







-
+


-
+



-
+






-
+

-
+





-
+














-
-
+
+







-
-
-
+
+
+

-
+










-
+

-
+




-
+







	}
	SSL_CTX_set_tmp_dh(ctx, dh);
	DH_free(dh);
    }
#endif

    /* set our certificate */
    if (cert != NULL) {
    if (certfile != NULL) {
	Tcl_DStringInit(&ds);

	if (SSL_CTX_use_certificate_file(ctx, F2N( cert, &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 ", cert, ": ",
			     "unable to set certificate file ", certfile, ": ",
			     REASON(), (char *) NULL);
	    SSL_CTX_free(ctx);
	    return (SSL_CTX *)0;
	}

	/* get the private key associated with this certificate */
	if (key == NULL) key=cert;
	if (key == NULL) keyfile=certfile;

	if (SSL_CTX_use_PrivateKey_file(ctx, F2N( key, &ds),
	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 ", key, " ",
			     "unable to set public key file ", keyfile, " ",
			     REASON(), (char *) NULL);
	    SSL_CTX_free(ctx);
	    return (SSL_CTX *)0;
	}
	Tcl_DStringFree(&ds);
	/* 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;
	}
    } else if (cert_asn1 != NULL) {
	if (SSL_CTX_use_certificate_ASN1(ctx, cert_asn1_len, cert_asn1) <= 0) {
    } else if (cert != NULL) {
	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;
	}
	if (key_asn1 == NULL) {
    key_asn1=cert_asn1;
    key_asn1_len = cert_asn1_len;
	if (key == NULL) {
    key=cert;
    key_len = cert_len;
  }
	if (SSL_CTX_use_PrivateKey_ASN1(EVP_PKEY_RSA, ctx, key_asn1,key_asn1_len) <= 0) {
	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;
	}
    } else {
	cert = (char*)X509_get_default_cert_file();
	certfile = (char*)X509_get_default_cert_file();

	if (SSL_CTX_use_certificate_file(ctx, cert,
	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 ", cert, ": ",
			     "unable to use default certificate file ", certfile, ": ",
			     REASON(), (char *) NULL);
	    SSL_CTX_free(ctx);
	    return (SSL_CTX *)0;
#endif
	}
    }
	
Modified tls.tcl from [bc6c1405ca] to [ae8c7a0664].
30
31
32
33
34
35
36
37

38
39
40
41
42

43
44
45
46
47
48
49
30
31
32
33
34
35
36

37
38
39
40
41

42
43
44
45
46
47
48
49







-
+




-
+







    variable socketOptionRules {
        {0 -async sopts 0}
        {* -myaddr sopts 1}
        {0 -myport sopts 1}
        {* -type sopts 1}
        {* -cadir iopts 1}
        {* -cafile iopts 1}
        {* -certasn1 iopts 1}
        {* -cert iopts 1}
        {* -certfile iopts 1}
        {* -cipher iopts 1}
        {* -command iopts 1}
        {* -dhparams iopts 1}
        {* -keyasn1 iopts 1}
        {* -key iopts 1}
        {* -keyfile iopts 1}
        {* -password iopts 1}
        {* -request iopts 1}
        {* -require iopts 1}
        {* -autoservername discardOpts 1}
        {* -servername iopts 1}
        {* -ssl2 iopts 1}