TclTLS
Check-in [49278969f2]
Login
HomeTimelineDownloadBrowse SourceBranchesTagsTicketsWiki
Overview
Comment:Add support for ASN1 blobs for certificates and keys
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | mjanssen-asn1-certs
Files: files | file ages | folders
SHA3-256: 49278969f25b2e653fa8e1a266650d2276761f8bada32a273565c7953102a221
User & Date: mjanssen on 2019-06-17 12:05:26
Other Links: branch diff | manifest | tags
Context
2019-06-17
14:27
Do not expose implementation details in user interface check-in: ef0be0d731 user: mjanssen tags: mjanssen-asn1-certs
12:05
Add support for ASN1 blobs for certificates and keys check-in: 49278969f2 user: mjanssen tags: mjanssen-asn1-certs
2019-04-12
16:58
Better handling of shared/static naming issues check-in: 2c8d3629bc user: rkeene tags: trunk
Changes
Hide Diffs Side-by-Side Diffs Ignore Whitespace Patch

Modified tclOpts.h from [aff9aa3b9c] to [1a6cf1121d].

︙
40
41
42
43
44
45
46





47
48
49
50
51
52
53

40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58








+
+
+
+
+








#define OPTBOOL(option, var)			\
    OPT_PROLOG(option)				\
    if (Tcl_GetBooleanFromObj(interp, objv[idx],\
	    &(var)) != TCL_OK) {		\
	    return TCL_ERROR;			\
    }						\
    OPT_POSTLOG()

#define OPTBYTE(option, var, lvar)			\
    OPT_PROLOG(option)				\
    var = Tcl_GetByteArrayFromObj(objv[idx], &(lvar));\
    OPT_POSTLOG()

#define OPTBAD(type, list)			\
    Tcl_AppendResult(interp, "bad ", (type),	\
		" \"", opt, "\": must be ",	\
		(list), (char *) NULL)

#endif /* _TCL_OPTS_H */

Modified tls.c from [c565bf20f1] to [8332b7761d].

︙
58
59
60
61
62
63
64

65
66


67
68
69
70
71
72
73

58
59
60
61
62
63
64
65


66
67
68
69
70
71
72
73
74








+
-
-
+
+








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 *cert, char *CAdir, char *CAfile, char *ciphers,
			char *DHparams);
			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
#define TLS_PROTO_TLS1		0x04
#define TLS_PROTO_TLS1_1	0x08
︙
725
726
727
728
729
730
731
732
733
734



735
736
737
738
739
740
741
742
743
744
745













746
747

748
749
750
751
752
753
754

726
727
728
729
730
731
732



733
734
735
736
737









738
739
740
741
742
743
744
745
746
747
748
749
750
751

752
753
754
755
756
757
758
759








-
-
-
+
+
+


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

-
+








    ClientData clientData;	/* Not used. */
    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 */
    SSL_CTX *ctx	= NULL;
    Tcl_Obj *script	= NULL;
    Tcl_Obj *password	= NULL;
    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;
    char *ciphers	= NULL;
    char *CAfile	= NULL;
    char *CAdir		= NULL;
    char *DHparams	= NULL;
    char *model		= NULL;
    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 *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 */
    char *servername	        = NULL;	/* hostname for Server Name Indication */
#endif
    int ssl2 = 0, ssl3 = 0;
    int tls1 = 1, tls1_1 = 1, tls1_2 = 1, tls1_3 = 1;
    int proto = 0;
    int verify = 0, require = 0, request = 1;

    dprintf("Called");
︙
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

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
853
854
855
856
857








+
+
+
-
+















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








	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("-certasn1", cert_asn1, cert_asn1_len);
  OPTBYTE("-keyasn1", key_asn1, key_asn1_len);

	OPTBAD( "option", "-cadir, -cafile, -certfile, -cipher, -command, -dhparams, -keyfile, -model, -password, -require, -request, -server, -servername, -ssl2, -ssl3, -tls1, -tls1.1, -tls1.2, or tls1.3");
	OPTBAD( "option", "-cadir, -cafile, -certasn1, -certfile, -cipher, -command, -dhparams, -keyasn1, -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 (ciphers && !*ciphers)	ciphers	 = NULL;
    if (CAfile && !*CAfile)	CAfile	 = NULL;
    if (CAdir && !*CAdir)	CAdir	 = NULL;
    if (DHparams && !*DHparams)	DHparams = NULL;
    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 (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));
    memset(statePtr, 0, sizeof(State));

    statePtr->flags	= flags;
    statePtr->interp	= interp;
︙
883
884
885
886
887
888
889
890
891



892
893
894
895
896
897
898

893
894
895
896
897
898
899


900
901
902
903
904
905
906
907
908
909








-
-
+
+
+








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

    statePtr->ctx = ctx;
︙
1052
1053
1054
1055
1056
1057
1058
1059


1060
1061
1062
1063
1064




1065
1066
1067
1068
1069
1070
1071

1063
1064
1065
1066
1067
1068
1069

1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087








-
+
+





+
+
+
+








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

static SSL_CTX *
CTX_Init(statePtr, isServer, proto, key, cert, CAdir, CAfile, ciphers, DHparams)
CTX_Init(statePtr, isServer, proto, key, cert, key_asn1, cert_asn1,
         key_asn1_len, cert_asn1_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 *CAdir;
    char *CAfile;
    char *ciphers;
    char *DHparams;
{
    Tcl_Interp *interp = statePtr->interp;
    SSL_CTX *ctx = NULL;
︙
1283
1284
1285
1286
1287
1288
1289























1290
1291
1292
1293
1294
1295
1296

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








+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+








	 * 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) {
	    Tcl_DStringFree(&ds);
	    Tcl_AppendResult(interp,
			     "unable to set certificate from ASN1: ",
			     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 (SSL_CTX_use_PrivateKey_ASN1(EVP_PKEY_RSA, ctx, key_asn1,key_asn1_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 from ASN1: ",
			     REASON(), (char *) NULL);
	    SSL_CTX_free(ctx);
	    return (SSL_CTX *)0;
	}
    } else {
	cert = (char*)X509_get_default_cert_file();

	if (SSL_CTX_use_certificate_file(ctx, cert,
					SSL_FILETYPE_PEM) <= 0) {
#if 0
︙

Modified tls.tcl from [75c0c2a68a] to [bc6c1405ca].

︙
30
31
32
33
34
35
36

37
38
39
40

41
42
43
44
45
46
47

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}
        {* -certfile iopts 1}
        {* -cipher iopts 1}
        {* -command iopts 1}
        {* -dhparams iopts 1}
        {* -keyasn1 iopts 1}
        {* -keyfile iopts 1}
        {* -password iopts 1}
        {* -request iopts 1}
        {* -require iopts 1}
        {* -autoservername discardOpts 1}
        {* -servername iopts 1}
        {* -ssl2 iopts 1}
︙

Powered by Fossil · RSS