Add RFC 3779 support.

CHANGES

@@ -423,6 +423,9 @@
 
  Changes between 0.9.8d and 0.9.8e  [XX xxx XXXX]
 
+  *) Add RFC 3779 support.
+     [Rob Austein for ARIN, Ben Laurie]
+
  Changes between 0.9.8c and 0.9.8d  [28 Sep 2006]
 
   *) Introduce limits to prevent malicious keys being able to

Configure

@@ -579,6 +579,7 @@ my $threads=0;
 my $no_shared=0; # but "no-shared" is default
 my $zlib=1;      # but "no-zlib" is default
 my $no_krb5=0;   # but "no-krb5" is implied unless "--with-krb5-..." is used
+my $rfc3779=1;	 # but "no-rfc3779" is default
 my $no_asm=0;
 my $no_dso=0;
 my $no_gmp=0;
@@ -614,6 +615,7 @@ my %disabled = ( # "what"         => "comment"
 		 "gmp"		  => "default",
                  "mdc2"           => "default",
                  "rc5"            => "default",
+		 "rfc3779"	  => "default",
                  "shared"         => "default",
                  "zlib"           => "default",
                  "zlib-dynamic"   => "default"
@@ -901,6 +903,8 @@ foreach (sort (keys %disabled))
 		{ $symlink = 0; }
 	elsif (/^sse2$/)
 		{ $no_sse2 = 1; }
+	elsif (/^rfc3779$/)
+		{ $rfc3779 = 0; }
 	else
 		{
 		my ($ALGO, $algo);
@@ -1137,6 +1141,11 @@ if ($zlib)
 		}
 	}
 
+if ($rfc3779)
+	{
+	$openssl_other_defines.="#define OPENSSL_RFC3779\n";
+	}
+
 # You will find shlib_mark1 and shlib_mark2 explained in Makefile.org
 my $shared_mark = "";
 if ($shared_target eq "")

apps/ca.c

@@ -1525,6 +1525,7 @@ err:
 	if (x509) X509_free(x509);
 	X509_CRL_free(crl);
 	NCONF_free(conf);
+	NCONF_free(extconf);
 	OBJ_cleanup();
 	apps_shutdown();
 	OPENSSL_EXIT(ret);

crypto/asn1/x_x509.c

@@ -95,6 +95,10 @@ static int x509_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
 		ret->ex_pathlen = -1;
 		ret->skid = NULL;
 		ret->akid = NULL;
+#ifdef OPENSSL_RFC3779
+		ret->rfc3779_addr = NULL;
+		ret->rfc3779_asid = NULL;
+#endif
 		ret->aux = NULL;
 		ret->crldp = NULL;
 		CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data);
@@ -112,6 +116,10 @@ static int x509_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
 		AUTHORITY_KEYID_free(ret->akid);
 		CRL_DIST_POINTS_free(ret->crldp);
 		policy_cache_free(ret->policy_cache);
+#ifdef OPENSSL_RFC3779
+		sk_IPAddressFamily_pop_free(ret->rfc3779_addr, IPAddressFamily_free);
+		ASIdentifiers_free(ret->rfc3779_asid);
+#endif
 
 		if (ret->name != NULL) OPENSSL_free(ret->name);
 		break;

crypto/stack/safestack.h

@@ -297,6 +297,30 @@ STACK_OF(type) \
 #define sk_ACCESS_DESCRIPTION_sort(st) SKM_sk_sort(ACCESS_DESCRIPTION, (st))
 #define sk_ACCESS_DESCRIPTION_is_sorted(st) SKM_sk_is_sorted(ACCESS_DESCRIPTION, (st))
 
+#ifdef OPENSSL_RFC3779
+#define sk_ASIdOrRange_new(st) SKM_sk_new(ASIdOrRange, (st))
+#define sk_ASIdOrRange_new_null() SKM_sk_new_null(ASIdOrRange)
+#define sk_ASIdOrRange_free(st) SKM_sk_free(ASIdOrRange, (st))
+#define sk_ASIdOrRange_num(st) SKM_sk_num(ASIdOrRange, (st))
+#define sk_ASIdOrRange_value(st, i) SKM_sk_value(ASIdOrRange, (st), (i))
+#define sk_ASIdOrRange_set(st, i, val) SKM_sk_set(ASIdOrRange, (st), (i), (val))
+#define sk_ASIdOrRange_zero(st) SKM_sk_zero(ASIdOrRange, (st))
+#define sk_ASIdOrRange_push(st, val) SKM_sk_push(ASIdOrRange, (st), (val))
+#define sk_ASIdOrRange_unshift(st, val) SKM_sk_unshift(ASIdOrRange, (st), (val))
+#define sk_ASIdOrRange_find(st, val) SKM_sk_find(ASIdOrRange, (st), (val))
+#define sk_ASIdOrRange_find_ex(st, val) SKM_sk_find_ex(ASIdOrRange, (st), (val))
+#define sk_ASIdOrRange_delete(st, i) SKM_sk_delete(ASIdOrRange, (st), (i))
+#define sk_ASIdOrRange_delete_ptr(st, ptr) SKM_sk_delete_ptr(ASIdOrRange, (st), (ptr))
+#define sk_ASIdOrRange_insert(st, val, i) SKM_sk_insert(ASIdOrRange, (st), (val), (i))
+#define sk_ASIdOrRange_set_cmp_func(st, cmp) SKM_sk_set_cmp_func(ASIdOrRange, (st), (cmp))
+#define sk_ASIdOrRange_dup(st) SKM_sk_dup(ASIdOrRange, st)
+#define sk_ASIdOrRange_pop_free(st, free_func) SKM_sk_pop_free(ASIdOrRange, (st), (free_func))
+#define sk_ASIdOrRange_shift(st) SKM_sk_shift(ASIdOrRange, (st))
+#define sk_ASIdOrRange_pop(st) SKM_sk_pop(ASIdOrRange, (st))
+#define sk_ASIdOrRange_sort(st) SKM_sk_sort(ASIdOrRange, (st))
+#define sk_ASIdOrRange_is_sorted(st) SKM_sk_is_sorted(ASIdOrRange, (st))
+#endif /* def OPENSSL_RFC3779 */
+
 #define sk_ASN1_GENERALSTRING_new(st) SKM_sk_new(ASN1_GENERALSTRING, (st))
 #define sk_ASN1_GENERALSTRING_new_null() SKM_sk_new_null(ASN1_GENERALSTRING)
 #define sk_ASN1_GENERALSTRING_free(st) SKM_sk_free(ASN1_GENERALSTRING, (st))
@@ -781,6 +805,52 @@ STACK_OF(type) \
 #define sk_GENERAL_SUBTREE_sort(st) SKM_sk_sort(GENERAL_SUBTREE, (st))
 #define sk_GENERAL_SUBTREE_is_sorted(st) SKM_sk_is_sorted(GENERAL_SUBTREE, (st))
 
+#ifdef OPENSSL_RFC3779
+#define sk_IPAddressFamily_new(st) SKM_sk_new(IPAddressFamily, (st))
+#define sk_IPAddressFamily_new_null() SKM_sk_new_null(IPAddressFamily)
+#define sk_IPAddressFamily_free(st) SKM_sk_free(IPAddressFamily, (st))
+#define sk_IPAddressFamily_num(st) SKM_sk_num(IPAddressFamily, (st))
+#define sk_IPAddressFamily_value(st, i) SKM_sk_value(IPAddressFamily, (st), (i))
+#define sk_IPAddressFamily_set(st, i, val) SKM_sk_set(IPAddressFamily, (st), (i), (val))
+#define sk_IPAddressFamily_zero(st) SKM_sk_zero(IPAddressFamily, (st))
+#define sk_IPAddressFamily_push(st, val) SKM_sk_push(IPAddressFamily, (st), (val))
+#define sk_IPAddressFamily_unshift(st, val) SKM_sk_unshift(IPAddressFamily, (st), (val))
+#define sk_IPAddressFamily_find(st, val) SKM_sk_find(IPAddressFamily, (st), (val))
+#define sk_IPAddressFamily_find_ex(st, val) SKM_sk_find_ex(IPAddressFamily, (st), (val))
+#define sk_IPAddressFamily_delete(st, i) SKM_sk_delete(IPAddressFamily, (st), (i))
+#define sk_IPAddressFamily_delete_ptr(st, ptr) SKM_sk_delete_ptr(IPAddressFamily, (st), (ptr))
+#define sk_IPAddressFamily_insert(st, val, i) SKM_sk_insert(IPAddressFamily, (st), (val), (i))
+#define sk_IPAddressFamily_set_cmp_func(st, cmp) SKM_sk_set_cmp_func(IPAddressFamily, (st), (cmp))
+#define sk_IPAddressFamily_dup(st) SKM_sk_dup(IPAddressFamily, st)
+#define sk_IPAddressFamily_pop_free(st, free_func) SKM_sk_pop_free(IPAddressFamily, (st), (free_func))
+#define sk_IPAddressFamily_shift(st) SKM_sk_shift(IPAddressFamily, (st))
+#define sk_IPAddressFamily_pop(st) SKM_sk_pop(IPAddressFamily, (st))
+#define sk_IPAddressFamily_sort(st) SKM_sk_sort(IPAddressFamily, (st))
+#define sk_IPAddressFamily_is_sorted(st) SKM_sk_is_sorted(IPAddressFamily, (st))
+
+#define sk_IPAddressOrRange_new(st) SKM_sk_new(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_new_null() SKM_sk_new_null(IPAddressOrRange)
+#define sk_IPAddressOrRange_free(st) SKM_sk_free(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_num(st) SKM_sk_num(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_value(st, i) SKM_sk_value(IPAddressOrRange, (st), (i))
+#define sk_IPAddressOrRange_set(st, i, val) SKM_sk_set(IPAddressOrRange, (st), (i), (val))
+#define sk_IPAddressOrRange_zero(st) SKM_sk_zero(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_push(st, val) SKM_sk_push(IPAddressOrRange, (st), (val))
+#define sk_IPAddressOrRange_unshift(st, val) SKM_sk_unshift(IPAddressOrRange, (st), (val))
+#define sk_IPAddressOrRange_find(st, val) SKM_sk_find(IPAddressOrRange, (st), (val))
+#define sk_IPAddressOrRange_find_ex(st, val) SKM_sk_find_ex(IPAddressOrRange, (st), (val))
+#define sk_IPAddressOrRange_delete(st, i) SKM_sk_delete(IPAddressOrRange, (st), (i))
+#define sk_IPAddressOrRange_delete_ptr(st, ptr) SKM_sk_delete_ptr(IPAddressOrRange, (st), (ptr))
+#define sk_IPAddressOrRange_insert(st, val, i) SKM_sk_insert(IPAddressOrRange, (st), (val), (i))
+#define sk_IPAddressOrRange_set_cmp_func(st, cmp) SKM_sk_set_cmp_func(IPAddressOrRange, (st), (cmp))
+#define sk_IPAddressOrRange_dup(st) SKM_sk_dup(IPAddressOrRange, st)
+#define sk_IPAddressOrRange_pop_free(st, free_func) SKM_sk_pop_free(IPAddressOrRange, (st), (free_func))
+#define sk_IPAddressOrRange_shift(st) SKM_sk_shift(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_pop(st) SKM_sk_pop(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_sort(st) SKM_sk_sort(IPAddressOrRange, (st))
+#define sk_IPAddressOrRange_is_sorted(st) SKM_sk_is_sorted(IPAddressOrRange, (st))
+#endif /* def OPENSSL_RFC3779 */
+
 #define sk_KRB5_APREQBODY_new(st) SKM_sk_new(KRB5_APREQBODY, (st))
 #define sk_KRB5_APREQBODY_new_null() SKM_sk_new_null(KRB5_APREQBODY)
 #define sk_KRB5_APREQBODY_free(st) SKM_sk_free(KRB5_APREQBODY, (st))

crypto/x509/x509.h

@@ -291,6 +291,10 @@ struct x509_st
 	AUTHORITY_KEYID *akid;
 	X509_POLICY_CACHE *policy_cache;
 	STACK_OF(DIST_POINT) *crldp;
+#ifdef OPENSSL_RFC3779
+	STACK_OF(IPAddressFamily) *rfc3779_addr;
+	struct ASIdentifiers_st *rfc3779_asid;
+#endif
 #ifndef OPENSSL_NO_SHA
 	unsigned char sha1_hash[SHA_DIGEST_LENGTH];
 #endif

crypto/x509/x509_txt.c

@@ -166,6 +166,8 @@ const char *X509_verify_cert_error_string(long n)
 	return("Different CRL scope");
 	case X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE:
 	return("Unsupported extension feature");
+ 	case X509_V_ERR_UNNESTED_RESOURCE:
+ 		return("RFC 3779 resource not subset of parent's resources");
 	default:
 		BIO_snprintf(buf,sizeof buf,"error number %ld",n);
 		return(buf);

crypto/x509/x509_vfy.c

@@ -314,6 +314,14 @@ int X509_verify_cert(X509_STORE_CTX *ctx)
 		ok=internal_verify(ctx);
 	if(!ok) goto end;
 
+#ifdef OPENSSL_RFC3779
+	/* RFC 3779 path validation, now that CRL check has been done */
+	ok = v3_asid_validate_path(ctx);
+	if (!ok) goto end;
+	ok = v3_addr_validate_path(ctx);
+	if (!ok) goto end;
+#endif
+
 	/* If we get this far evaluate policies */
 	if (!bad_chain && (ctx->param->flags & X509_V_FLAG_POLICY_CHECK))
 		ok = ctx->check_policy(ctx);

crypto/x509/x509_vfy.h

@@ -339,6 +339,7 @@ void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
 #define		X509_V_ERR_DIFFERENT_CRL_SCOPE			44
 #define		X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE	45
 
+#define		X509_V_ERR_UNNESTED_RESOURCE			46
 
 /* The application is not happy */
 #define		X509_V_ERR_APPLICATION_VERIFICATION		50

crypto/x509v3/Makefile

@@ -21,12 +21,14 @@ LIBSRC=	v3_bcons.c v3_bitst.c v3_conf.c v3_extku.c v3_ia5.c v3_lib.c \
 v3_prn.c v3_utl.c v3err.c v3_genn.c v3_alt.c v3_skey.c v3_akey.c v3_pku.c \
 v3_int.c v3_enum.c v3_sxnet.c v3_cpols.c v3_crld.c v3_purp.c v3_info.c \
 v3_ocsp.c v3_akeya.c v3_pmaps.c v3_pcons.c v3_ncons.c v3_pcia.c v3_pci.c \
-pcy_cache.c pcy_node.c pcy_data.c pcy_map.c pcy_tree.c pcy_lib.c
+pcy_cache.c pcy_node.c pcy_data.c pcy_map.c pcy_tree.c pcy_lib.c \
+v3_asid.c v3_addr.c
 LIBOBJ= v3_bcons.o v3_bitst.o v3_conf.o v3_extku.o v3_ia5.o v3_lib.o \
 v3_prn.o v3_utl.o v3err.o v3_genn.o v3_alt.o v3_skey.o v3_akey.o v3_pku.o \
 v3_int.o v3_enum.o v3_sxnet.o v3_cpols.o v3_crld.o v3_purp.o v3_info.o \
 v3_ocsp.o v3_akeya.o v3_pmaps.o v3_pcons.o v3_ncons.o v3_pcia.o v3_pci.o \
-pcy_cache.o pcy_node.o pcy_data.o pcy_map.o pcy_tree.o pcy_lib.o
+pcy_cache.o pcy_node.o pcy_data.o pcy_map.o pcy_tree.o pcy_lib.o \
+v3_asid.o v3_addr.o
 
 SRC= $(LIBSRC)
 
@@ -166,6 +168,20 @@ pcy_tree.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
 pcy_tree.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h
 pcy_tree.o: ../../include/openssl/x509_vfy.h ../../include/openssl/x509v3.h
 pcy_tree.o: ../cryptlib.h pcy_int.h pcy_tree.c
+v3_addr.o: ../../e_os.h ../../include/openssl/asn1.h
+v3_addr.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h
+v3_addr.o: ../../include/openssl/buffer.h ../../include/openssl/conf.h
+v3_addr.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+v3_addr.o: ../../include/openssl/ec.h ../../include/openssl/ecdh.h
+v3_addr.o: ../../include/openssl/ecdsa.h ../../include/openssl/err.h
+v3_addr.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h
+v3_addr.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
+v3_addr.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+v3_addr.o: ../../include/openssl/ossl_typ.h ../../include/openssl/pkcs7.h
+v3_addr.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
+v3_addr.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+v3_addr.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
+v3_addr.o: ../../include/openssl/x509v3.h ../cryptlib.h v3_addr.c
 v3_akey.o: ../../e_os.h ../../include/openssl/asn1.h
 v3_akey.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h
 v3_akey.o: ../../include/openssl/buffer.h ../../include/openssl/conf.h
@@ -208,6 +224,21 @@ v3_alt.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h
 v3_alt.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
 v3_alt.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h
 v3_alt.o: ../../include/openssl/x509v3.h ../cryptlib.h v3_alt.c
+v3_asid.o: ../../e_os.h ../../include/openssl/asn1.h
+v3_asid.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h
+v3_asid.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h
+v3_asid.o: ../../include/openssl/conf.h ../../include/openssl/crypto.h
+v3_asid.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
+v3_asid.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h
+v3_asid.o: ../../include/openssl/err.h ../../include/openssl/evp.h
+v3_asid.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+v3_asid.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+v3_asid.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+v3_asid.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h
+v3_asid.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
+v3_asid.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h
+v3_asid.o: ../../include/openssl/x509_vfy.h ../../include/openssl/x509v3.h
+v3_asid.o: ../cryptlib.h v3_asid.c
 v3_bcons.o: ../../e_os.h ../../include/openssl/asn1.h
 v3_bcons.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h
 v3_bcons.o: ../../include/openssl/buffer.h ../../include/openssl/conf.h

crypto/x509v3/ext_dat.h

@@ -67,6 +67,7 @@ extern X509V3_EXT_METHOD v3_ocsp_crlid, v3_ocsp_nocheck, v3_ocsp_serviceloc;
 extern X509V3_EXT_METHOD v3_crl_hold, v3_pci;
 extern X509V3_EXT_METHOD v3_policy_mappings, v3_policy_constraints;
 extern X509V3_EXT_METHOD v3_name_constraints, v3_inhibit_anyp, v3_idp;
+extern X509V3_EXT_METHOD v3_addr, v3_asid;
 
 /* This table will be searched using OBJ_bsearch so it *must* kept in
  * order of the ext_nid values.
@@ -99,6 +100,10 @@ static X509V3_EXT_METHOD *standard_exts[] = {
 #endif
 &v3_sxnet,
 &v3_info,
+#ifdef OPENSSL_RFC3779
+&v3_addr,
+&v3_asid,
+#endif
 #ifndef OPENSSL_NO_OCSP
 &v3_ocsp_nonce,
 &v3_ocsp_crlid,

crypto/x509v3/pcy_tree.c

@@ -628,6 +628,16 @@ int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
 		/* Tree OK: continue */
 
 		case 1:
+		if (!tree)
+			/*
+			 * tree_init() returns success and a null tree
+			 * if it's just looking at a trust anchor.
+			 * I'm not sure that returning success here is
+			 * correct, but I'm sure that reporting this
+			 * as an internal error which our caller
+			 * interprets as a malloc failure is wrong.
+			 */
+			return 1;
 		break;
 		}
 

crypto/x509v3/v3_purp.c

@@ -287,7 +287,12 @@ int X509_supported_extension(X509_EXTENSION *ex)
         	NID_key_usage,		/* 83 */
 		NID_subject_alt_name,	/* 85 */
 		NID_basic_constraints,	/* 87 */
+		NID_certificate_policies, /* 89 */
         	NID_ext_key_usage,	/* 126 */
+#ifdef OPENSSL_RFC3779
+		NID_sbgp_ipAddrBlock,	/* 290 */
+		NID_sbgp_autonomousSysNum, /* 291 */
+#endif
 		NID_proxyCertInfo	/* 661 */
 	};
 
@@ -413,6 +418,11 @@ static void x509v3_cache_extensions(X509 *x)
 	x->skid =X509_get_ext_d2i(x, NID_subject_key_identifier, NULL, NULL);
 	x->akid =X509_get_ext_d2i(x, NID_authority_key_identifier, NULL, NULL);
 	x->crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
+#ifdef OPENSSL_RFC3779
+ 	x->rfc3779_addr =X509_get_ext_d2i(x, NID_sbgp_ipAddrBlock, NULL, NULL);
+ 	x->rfc3779_asid =X509_get_ext_d2i(x, NID_sbgp_autonomousSysNum,
+ 					  NULL, NULL);
+#endif
 	for (i = 0; i < X509_get_ext_count(x); i++)
 		{
 		ex = X509_get_ext(x, i);

crypto/x509v3/v3_utl.c

@@ -71,7 +71,6 @@ static STACK *get_email(X509_NAME *name, GENERAL_NAMES *gens);
 static void str_free(void *str);
 static int append_ia5(STACK **sk, ASN1_IA5STRING *email);
 
-static int a2i_ipadd(unsigned char *ipout, const char *ipasc);
 static int ipv4_from_asc(unsigned char *v4, const char *in);
 static int ipv6_from_asc(unsigned char *v6, const char *in);
 static int ipv6_cb(const char *elem, int len, void *usr);
@@ -615,7 +614,7 @@ ASN1_OCTET_STRING *a2i_IPADDRESS_NC(const char *ipasc)
 	}
 	
 
-static int a2i_ipadd(unsigned char *ipout, const char *ipasc)
+int a2i_ipadd(unsigned char *ipout, const char *ipasc)
 	{
 	/* If string contains a ':' assume IPv6 */
 

crypto/x509v3/v3err.c

@@ -70,6 +70,8 @@
 
 static ERR_STRING_DATA X509V3_str_functs[]=
 	{
+{ERR_FUNC(X509V3_F_ASIDENTIFIERCHOICE_CANONIZE),	"ASIDENTIFIERCHOICE_CANONIZE"},
+{ERR_FUNC(X509V3_F_ASIDENTIFIERCHOICE_IS_CANONICAL),	"ASIDENTIFIERCHOICE_IS_CANONICAL"},
 {ERR_FUNC(X509V3_F_COPY_EMAIL),	"COPY_EMAIL"},
 {ERR_FUNC(X509V3_F_COPY_ISSUER),	"COPY_ISSUER"},
 {ERR_FUNC(X509V3_F_DO_DIRNAME),	"DO_DIRNAME"},
@@ -101,6 +103,7 @@ static ERR_STRING_DATA X509V3_str_functs[]=
 {ERR_FUNC(X509V3_F_SXNET_ADD_ID_ULONG),	"SXNET_add_id_ulong"},
 {ERR_FUNC(X509V3_F_SXNET_GET_ID_ASC),	"SXNET_get_id_asc"},
 {ERR_FUNC(X509V3_F_SXNET_GET_ID_ULONG),	"SXNET_get_id_ulong"},
+{ERR_FUNC(X509V3_F_V2I_ASIDENTIFIERS),	"V2I_ASIDENTIFIERS"},
 {ERR_FUNC(X509V3_F_V2I_ASN1_BIT_STRING),	"v2i_ASN1_BIT_STRING"},
 {ERR_FUNC(X509V3_F_V2I_AUTHORITY_INFO_ACCESS),	"V2I_AUTHORITY_INFO_ACCESS"},
 {ERR_FUNC(X509V3_F_V2I_AUTHORITY_KEYID),	"V2I_AUTHORITY_KEYID"},
@@ -110,11 +113,13 @@ static ERR_STRING_DATA X509V3_str_functs[]=
 {ERR_FUNC(X509V3_F_V2I_GENERAL_NAMES),	"v2i_GENERAL_NAMES"},
 {ERR_FUNC(X509V3_F_V2I_GENERAL_NAME_EX),	"v2i_GENERAL_NAME_ex"},
 {ERR_FUNC(X509V3_F_V2I_IDP),	"V2I_IDP"},
+{ERR_FUNC(X509V3_F_V2I_IPADDRBLOCKS),	"V2I_IPADDRBLOCKS"},
 {ERR_FUNC(X509V3_F_V2I_ISSUER_ALT),	"V2I_ISSUER_ALT"},
 {ERR_FUNC(X509V3_F_V2I_NAME_CONSTRAINTS),	"V2I_NAME_CONSTRAINTS"},
 {ERR_FUNC(X509V3_F_V2I_POLICY_CONSTRAINTS),	"V2I_POLICY_CONSTRAINTS"},
 {ERR_FUNC(X509V3_F_V2I_POLICY_MAPPINGS),	"V2I_POLICY_MAPPINGS"},
 {ERR_FUNC(X509V3_F_V2I_SUBJECT_ALT),	"V2I_SUBJECT_ALT"},
+{ERR_FUNC(X509V3_F_V3_ADDR_VALIDATE_PATH_INTERNAL),	"V3_ADDR_VALIDATE_PATH_INTERNAL"},
 {ERR_FUNC(X509V3_F_V3_GENERIC_EXTENSION),	"V3_GENERIC_EXTENSION"},
 {ERR_FUNC(X509V3_F_X509V3_ADD1_I2D),	"X509V3_add1_i2d"},
 {ERR_FUNC(X509V3_F_X509V3_ADD_VALUE),	"X509V3_add_value"},
@@ -154,8 +159,12 @@ static ERR_STRING_DATA X509V3_str_reasons[]=
 {ERR_REASON(X509V3_R_ILLEGAL_HEX_DIGIT)  ,"illegal hex digit"},
 {ERR_REASON(X509V3_R_INCORRECT_POLICY_SYNTAX_TAG),"incorrect policy syntax tag"},
 {ERR_REASON(X509V3_R_INVAID_MULTIPLE_RDNS),"invaid multiple rdns"},
+{ERR_REASON(X509V3_R_INVALID_ASNUMBER)   ,"invalid asnumber"},
+{ERR_REASON(X509V3_R_INVALID_ASRANGE)    ,"invalid asrange"},
 {ERR_REASON(X509V3_R_INVALID_BOOLEAN_STRING),"invalid boolean string"},
 {ERR_REASON(X509V3_R_INVALID_EXTENSION_STRING),"invalid extension string"},
+{ERR_REASON(X509V3_R_INVALID_INHERITANCE),"invalid inheritance"},
+{ERR_REASON(X509V3_R_INVALID_IPADDRESS)  ,"invalid ipaddress"},
 {ERR_REASON(X509V3_R_INVALID_NAME)       ,"invalid name"},
 {ERR_REASON(X509V3_R_INVALID_NULL_ARGUMENT),"invalid null argument"},
 {ERR_REASON(X509V3_R_INVALID_NULL_NAME)  ,"invalid null name"},
@@ -167,6 +176,7 @@ static ERR_STRING_DATA X509V3_str_reasons[]=
 {ERR_REASON(X509V3_R_INVALID_POLICY_IDENTIFIER),"invalid policy identifier"},
 {ERR_REASON(X509V3_R_INVALID_PROXY_POLICY_SETTING),"invalid proxy policy setting"},
 {ERR_REASON(X509V3_R_INVALID_PURPOSE)    ,"invalid purpose"},
+{ERR_REASON(X509V3_R_INVALID_SAFI)       ,"invalid safi"},
 {ERR_REASON(X509V3_R_INVALID_SECTION)    ,"invalid section"},
 {ERR_REASON(X509V3_R_INVALID_SYNTAX)     ,"invalid syntax"},
 {ERR_REASON(X509V3_R_ISSUER_DECODE_ERROR),"issuer decode error"},

crypto/x509v3/x509v3.h

@@ -652,11 +652,161 @@ void X509_email_free(STACK *sk);
 
 ASN1_OCTET_STRING *a2i_IPADDRESS(const char *ipasc);
 ASN1_OCTET_STRING *a2i_IPADDRESS_NC(const char *ipasc);
+int a2i_ipadd(unsigned char *ipout, const char *ipasc);
 int X509V3_NAME_from_section(X509_NAME *nm, STACK_OF(CONF_VALUE)*dn_sk,
 						unsigned long chtype);
 
 void X509_POLICY_NODE_print(BIO *out, X509_POLICY_NODE *node, int indent);
 
+#ifdef OPENSSL_RFC3779
+
+typedef struct ASRange_st {
+  ASN1_INTEGER *min, *max;
+} ASRange;
+
+#define	ASIdOrRange_id		0
+#define	ASIdOrRange_range	1
+
+typedef struct ASIdOrRange_st {
+  int type;
+  union {
+    ASN1_INTEGER *id;
+    ASRange      *range;
+  } u;
+} ASIdOrRange;
+
+typedef STACK_OF(ASIdOrRange) ASIdOrRanges;
+DECLARE_STACK_OF(ASIdOrRange)
+
+#define	ASIdentifierChoice_inherit		0
+#define	ASIdentifierChoice_asIdsOrRanges	1
+
+typedef struct ASIdentifierChoice_st {
+  int type;
+  union {
+    ASN1_NULL    *inherit;
+    ASIdOrRanges *asIdsOrRanges;
+  } u;
+} ASIdentifierChoice;
+
+typedef struct ASIdentifiers_st {
+  ASIdentifierChoice *asnum, *rdi;
+} ASIdentifiers;
+
+DECLARE_ASN1_FUNCTIONS(ASRange)
+DECLARE_ASN1_FUNCTIONS(ASIdOrRange)
+DECLARE_ASN1_FUNCTIONS(ASIdentifierChoice)
+DECLARE_ASN1_FUNCTIONS(ASIdentifiers)
+
+
+typedef struct IPAddressRange_st {
+  ASN1_BIT_STRING	*min, *max;
+} IPAddressRange;
+
+#define	IPAddressOrRange_addressPrefix	0
+#define	IPAddressOrRange_addressRange	1
+
+typedef struct IPAddressOrRange_st {
+  int type;
+  union {
+    ASN1_BIT_STRING	*addressPrefix;
+    IPAddressRange	*addressRange;
+  } u;
+} IPAddressOrRange;
+
+typedef STACK_OF(IPAddressOrRange) IPAddressOrRanges;
+DECLARE_STACK_OF(IPAddressOrRange)
+
+#define	IPAddressChoice_inherit			0
+#define	IPAddressChoice_addressesOrRanges	1
+
+typedef struct IPAddressChoice_st {
+  int type;
+  union {
+    ASN1_NULL		*inherit;
+    IPAddressOrRanges	*addressesOrRanges;
+  } u;
+} IPAddressChoice;
+
+typedef struct IPAddressFamily_st {
+  ASN1_OCTET_STRING	*addressFamily;
+  IPAddressChoice	*ipAddressChoice;
+} IPAddressFamily;
+
+typedef STACK_OF(IPAddressFamily) IPAddrBlocks;
+DECLARE_STACK_OF(IPAddressFamily)
+
+DECLARE_ASN1_FUNCTIONS(IPAddressRange)
+DECLARE_ASN1_FUNCTIONS(IPAddressOrRange)
+DECLARE_ASN1_FUNCTIONS(IPAddressChoice)
+DECLARE_ASN1_FUNCTIONS(IPAddressFamily)
+
+/*
+ * API tag for elements of the ASIdentifer SEQUENCE.
+ */
+#define	V3_ASID_ASNUM	0
+#define	V3_ASID_RDI	1
+
+/*
+ * AFI values, assigned by IANA.  It'd be nice to make the AFI
+ * handling code totally generic, but there are too many little things
+ * that would need to be defined for other address families for it to
+ * be worth the trouble.
+ */
+#define	IANA_AFI_IPV4	1
+#define	IANA_AFI_IPV6	2
+
+/*
+ * Utilities to construct and extract values from RFC3779 extensions,
+ * since some of the encodings (particularly for IP address prefixes
+ * and ranges) are a bit tedious to work with directly.
+ */
+int v3_asid_add_inherit(ASIdentifiers *asid, int which);
+int v3_asid_add_id_or_range(ASIdentifiers *asid, int which,
+			    ASN1_INTEGER *min, ASN1_INTEGER *max);
+int v3_addr_add_inherit(IPAddrBlocks *addr,
+			const unsigned afi, const unsigned *safi);
+int v3_addr_add_prefix(IPAddrBlocks *addr,
+		       const unsigned afi, const unsigned *safi,
+		       unsigned char *a, const int prefixlen);
+int v3_addr_add_range(IPAddrBlocks *addr,
+		      const unsigned afi, const unsigned *safi,
+		      unsigned char *min, unsigned char *max);
+unsigned v3_addr_get_afi(const IPAddressFamily *f);
+int v3_addr_get_range(IPAddressOrRange *aor, const unsigned afi,
+		      unsigned char *min, unsigned char *max,
+		      const int length);
+
+/*
+ * Canonical forms.
+ */
+int v3_asid_is_canonical(ASIdentifiers *asid);
+int v3_addr_is_canonical(IPAddrBlocks *addr);
+int v3_asid_canonize(ASIdentifiers *asid);
+int v3_addr_canonize(IPAddrBlocks *addr);
+
+/*
+ * Tests for inheritance and containment.
+ */
+int v3_asid_inherits(ASIdentifiers *asid);
+int v3_addr_inherits(IPAddrBlocks *addr);
+int v3_asid_subset(ASIdentifiers *a, ASIdentifiers *b);
+int v3_addr_subset(IPAddrBlocks *a, IPAddrBlocks *b);
+
+/*
+ * Check whether RFC 3779 extensions nest properly in chains.
+ */
+int v3_asid_validate_path(X509_STORE_CTX *);
+int v3_addr_validate_path(X509_STORE_CTX *);
+int v3_asid_validate_resource_set(STACK_OF(X509) *chain,
+				  ASIdentifiers *ext,
+				  int allow_inheritance);
+int v3_addr_validate_resource_set(STACK_OF(X509) *chain,
+				  IPAddrBlocks *ext,
+				  int allow_inheritance);
+
+#endif /* OPENSSL_RFC3779 */
+
 /* BEGIN ERROR CODES */
 /* The following lines are auto generated by the script mkerr.pl. Any changes
  * made after this point may be overwritten when the script is next run.
@@ -666,6 +816,8 @@ void ERR_load_X509V3_strings(void);
 /* Error codes for the X509V3 functions. */
 
 /* Function codes. */
+#define X509V3_F_ASIDENTIFIERCHOICE_CANONIZE		 161
+#define X509V3_F_ASIDENTIFIERCHOICE_IS_CANONICAL	 162
 #define X509V3_F_COPY_EMAIL				 122
 #define X509V3_F_COPY_ISSUER				 123
 #define X509V3_F_DO_DIRNAME				 144
@@ -697,6 +849,7 @@ void ERR_load_X509V3_strings(void);
 #define X509V3_F_SXNET_ADD_ID_ULONG			 127
 #define X509V3_F_SXNET_GET_ID_ASC			 128
 #define X509V3_F_SXNET_GET_ID_ULONG			 129
+#define X509V3_F_V2I_ASIDENTIFIERS			 163
 #define X509V3_F_V2I_ASN1_BIT_STRING			 101
 #define X509V3_F_V2I_AUTHORITY_INFO_ACCESS		 139
 #define X509V3_F_V2I_AUTHORITY_KEYID			 119
@@ -706,11 +859,13 @@ void ERR_load_X509V3_strings(void);
 #define X509V3_F_V2I_GENERAL_NAMES			 118
 #define X509V3_F_V2I_GENERAL_NAME_EX			 117
 #define X509V3_F_V2I_IDP				 157
+#define X509V3_F_V2I_IPADDRBLOCKS			 159
 #define X509V3_F_V2I_ISSUER_ALT				 153
 #define X509V3_F_V2I_NAME_CONSTRAINTS			 147
 #define X509V3_F_V2I_POLICY_CONSTRAINTS			 146
 #define X509V3_F_V2I_POLICY_MAPPINGS			 145
 #define X509V3_F_V2I_SUBJECT_ALT			 154
+#define X509V3_F_V3_ADDR_VALIDATE_PATH_INTERNAL		 160
 #define X509V3_F_V3_GENERIC_EXTENSION			 116
 #define X509V3_F_X509V3_ADD1_I2D			 140
 #define X509V3_F_X509V3_ADD_VALUE			 105
@@ -747,8 +902,12 @@ void ERR_load_X509V3_strings(void);
 #define X509V3_R_ILLEGAL_HEX_DIGIT			 113
 #define X509V3_R_INCORRECT_POLICY_SYNTAX_TAG		 152
 #define X509V3_R_INVAID_MULTIPLE_RDNS			 161
+#define X509V3_R_INVALID_ASNUMBER			 162
+#define X509V3_R_INVALID_ASRANGE			 163
 #define X509V3_R_INVALID_BOOLEAN_STRING			 104
 #define X509V3_R_INVALID_EXTENSION_STRING		 105
+#define X509V3_R_INVALID_INHERITANCE			 165
+#define X509V3_R_INVALID_IPADDRESS			 166
 #define X509V3_R_INVALID_NAME				 106
 #define X509V3_R_INVALID_NULL_ARGUMENT			 107
 #define X509V3_R_INVALID_NULL_NAME			 108
@@ -760,6 +919,7 @@ void ERR_load_X509V3_strings(void);
 #define X509V3_R_INVALID_POLICY_IDENTIFIER		 134
 #define X509V3_R_INVALID_PROXY_POLICY_SETTING		 153
 #define X509V3_R_INVALID_PURPOSE			 146
+#define X509V3_R_INVALID_SAFI				 164
 #define X509V3_R_INVALID_SECTION			 135
 #define X509V3_R_INVALID_SYNTAX				 143
 #define X509V3_R_ISSUER_DECODE_ERROR			 126