Added code to GENERAL_NAME with support for more options and preliminary

support for assignment in config files.

crypto/x509v3/v3_alt.c

@@ -73,7 +73,7 @@ GENERAL_NAMES_free,
 i2d_GENERAL_NAMES,
 NULL, NULL,
 (X509V3_EXT_I2V)i2v_GENERAL_NAMES,
-(X509V3_EXT_V2I)NULL /*v2i_GENERAL_NAMES*/,
+(X509V3_EXT_V2I)v2i_GENERAL_NAMES,
 NULL, NULL},
 { NID_issuer_alt_name, 0,
 (X509V3_EXT_NEW)GENERAL_NAMES_new,
@@ -82,7 +82,7 @@ GENERAL_NAMES_free,
 i2d_GENERAL_NAMES,
 NULL, NULL,
 (X509V3_EXT_I2V)i2v_GENERAL_NAMES,
-(X509V3_EXT_V2I)NULL /*v2i_GENERAL_NAMES*/,
+(X509V3_EXT_V2I)v2i_GENERAL_NAMES,
 NULL, NULL},
 EXT_END
 };
@@ -94,9 +94,20 @@ STACK *ret;
 {
 	int i;
 	GENERAL_NAME *gen;
-	char oline[256];
 	for(i = 0; i < sk_num(gens); i++) {
 		gen = (GENERAL_NAME *)sk_value(gens, i);
+		ret = i2v_GENERAL_NAME(method, gen, ret);
+	}
+	return ret;
+}
+
+STACK *i2v_GENERAL_NAME(method, gen, ret)
+X509V3_EXT_METHOD *method;
+GENERAL_NAME *gen;
+STACK *ret;
+{
+	char oline[256];
+	unsigned char *p;
 	switch (gen->type)
 	{
 		case GEN_OTHERNAME:
@@ -129,14 +140,121 @@ STACK *ret;
 		break;
 
 		case GEN_IPADD:
-		X509V3_add_value("IP Address","<unsupported>", &ret);
+		p = gen->d.ip->data;
+		/* BUG: doesn't support IPV6 */
+		if(gen->d.ip->length != 4) {
+			X509V3_add_value("IP Address","<invalid>", &ret);
+			break;
+		}
+		sprintf(oline, "%d.%d.%d.%d", p[0], p[1], p[2], p[3]);
+		X509V3_add_value("IP Address",oline, &ret);
 		break;
 
 		case GEN_RID:
-		X509V3_add_value("Registered ID","<unsupported>", &ret);
+		i2t_ASN1_OBJECT(oline, 256, gen->d.rid);
+		X509V3_add_value("Registered ID",oline, &ret);
 		break;
 	}
-	}
 	return ret;
 }
 
+STACK *v2i_GENERAL_NAMES(method, ctx, nval)
+X509V3_EXT_METHOD *method;
+X509V3_CTX *ctx;
+STACK *nval;
+{
+	GENERAL_NAME *gen;
+	STACK *gens = NULL;
+	CONF_VALUE *cnf;
+	int i;
+	if(!(gens = sk_new(NULL))) {
+		X509V3err(X509V3_F_V2I_GENERAL_NAMES,ERR_R_MALLOC_FAILURE);
+		return NULL;
+	}
+	for(i = 0; i < sk_num(nval); i++) {
+		cnf = (CONF_VALUE *)sk_value(nval, i);
+		if(!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) goto err; 
+		sk_push(gens, (char *)gen);
+	}
+	return gens;
+	err:
+	sk_pop_free(gens, GENERAL_NAME_free);
+	return NULL;
+}
+
+GENERAL_NAME *v2i_GENERAL_NAME(method, ctx, cnf)
+X509V3_EXT_METHOD *method;
+X509V3_CTX *ctx;
+CONF_VALUE *cnf;
+{
+char is_string = 0;
+int type;
+GENERAL_NAME *gen = NULL;
+
+char *name, *value;
+
+name = cnf->name;
+value = cnf->value;
+
+if(!(gen = GENERAL_NAME_new())) {
+	X509V3err(X509V3_F_V2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
+	return NULL;
+}
+
+if(!name_cmp(name, "email")) {
+	is_string = 1;
+	type = GEN_EMAIL;
+} else if(!name_cmp(name, "URI")) {
+	is_string = 1;
+	type = GEN_URI;
+} else if(!name_cmp(name, "DNS")) {
+	is_string = 1;
+	type = GEN_DNS;
+} else if(!name_cmp(name, "RID")) {
+	ASN1_OBJECT *obj;
+	if(!(obj = OBJ_txt2obj(value,0))) {
+		X509V3err(X509V3_F_V2I_GENERAL_NAME,X509V3_R_BAD_OBJECT);
+		ERR_add_error_data(2, "value=", value);
+		goto err;
+	}
+	gen->d.rid = obj;
+	type = GEN_RID;
+} else if(!name_cmp(name, "IP")) {
+	int i1,i2,i3,i4;
+	unsigned char ip[4];
+	if((sscanf(value, "%d.%d.%d.%d",&i1,&i2,&i3,&i4) != 4) ||
+	    (i1 < 0) || (i1 > 255) || (i2 < 0) || (i2 > 255) ||
+	    (i3 < 0) || (i3 > 255) || (i4 < 0) || (i4 > 255) ) {
+		X509V3err(X509V3_F_V2I_GENERAL_NAME,X509V3_R_BAD_IP_ADDRESS);
+		ERR_add_error_data(2, "value=", value);
+		goto err;
+	}
+	ip[0] = i1; ip[1] = i2 ; ip[2] = i3 ; ip[3] = i4;
+	if(!(gen->d.ip = ASN1_OCTET_STRING_new()) ||
+		!ASN1_STRING_set(gen->d.ip, ip, 4)) {
+			X509V3err(X509V3_F_V2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
+			goto err;
+	}
+	type = GEN_IPADD;
+} else {
+	X509V3err(X509V3_F_V2I_GENERAL_NAME,X509V3_R_UNSUPPORTED_OPTION);
+	ERR_add_error_data(2, "name=", name);
+	goto err;
+}
+
+if(is_string) {
+	if(!(gen->d.ia5 = ASN1_IA5STRING_new()) ||
+		      !ASN1_STRING_set(gen->d.ia5, value, strlen(value))) {
+		X509V3err(X509V3_F_V2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
+		goto err;
+	}
+}
+
+gen->type = type;
+
+return gen;
+
+err:
+GENERAL_NAME_free(gen);
+return NULL;
+}

crypto/x509v3/v3_utl.c

@@ -58,6 +58,7 @@
 /* X509 v3 extension utilities */
 
 #include <stdlib.h>
+#include <string.h>
 #include <ctype.h>
 #include <pem.h>
 #include <conf.h>
@@ -393,3 +394,20 @@ long *len;
 	return NULL;
 
 }
+
+/* V2I name comparison function: returns zero if 'name' matches
+ * cmp or cmp.*
+ */
+
+int name_cmp(name, cmp)
+char *name;
+char *cmp;
+{
+	int len, ret;
+	char c;
+	len = strlen(cmp);
+	if((ret = strncmp(name, cmp, len))) return ret;
+	c = name[len];
+	if(!c || (c=='.')) return 0;
+	return 1;
+}

crypto/x509v3/v3err.c

@@ -72,6 +72,8 @@ static ERR_STRING_DATA X509V3_str_functs[]=
 {ERR_PACK(0,X509V3_F_V2I_ASN1_BIT_STRING,0),	"V2I_ASN1_BIT_STRING"},
 {ERR_PACK(0,X509V3_F_V2I_BASIC_CONSTRAINTS,0),	"V2I_BASIC_CONSTRAINTS"},
 {ERR_PACK(0,X509V3_F_V2I_EXT_KU,0),	"V2I_EXT_KU"},
+{ERR_PACK(0,X509V3_F_V2I_GENERAL_NAME,0),	"v2i_GENERAL_NAME"},
+{ERR_PACK(0,X509V3_F_V2I_GENERAL_NAMES,0),	"v2i_GENERAL_NAMES"},
 {ERR_PACK(0,X509V3_F_V3_GENERIC_EXTENSION,0),	"V3_GENERIC_EXTENSION"},
 {ERR_PACK(0,X509V3_F_X509V3_ADD_EXT,0),	"X509V3_ADD_EXT"},
 {ERR_PACK(0,X509V3_F_X509V3_ADD_VALUE,0),	"X509V3_add_value"},
@@ -85,6 +87,8 @@ static ERR_STRING_DATA X509V3_str_functs[]=
 
 static ERR_STRING_DATA X509V3_str_reasons[]=
 	{
+{X509V3_R_BAD_IP_ADDRESS                 ,"bad ip address"},
+{X509V3_R_BAD_OBJECT                     ,"bad object"},
 {X509V3_R_BN_DEC2BN_ERROR                ,"bn dec2bn error"},
 {X509V3_R_BN_TO_ASN1_INTEGER_ERROR       ,"bn to asn1 integer error"},
 {X509V3_R_EXTENSION_NAME_ERROR           ,"extension name error"},
@@ -102,6 +106,7 @@ static ERR_STRING_DATA X509V3_str_reasons[]=
 {X509V3_R_NO_PUBLIC_KEY                  ,"no public key"},
 {X509V3_R_ODD_NUMBER_OF_DIGITS           ,"odd number of digits"},
 {X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT    ,"unknown bit string argument"},
+{X509V3_R_UNSUPPORTED_OPTION             ,"unsupported option"},
 {0,NULL},
 	};
 

crypto/x509v3/x509v3.err

@@ -10,6 +10,8 @@
 #define X509V3_F_V2I_ASN1_BIT_STRING			 101
 #define X509V3_F_V2I_BASIC_CONSTRAINTS			 102
 #define X509V3_F_V2I_EXT_KU				 103
+#define X509V3_F_V2I_GENERAL_NAME			 117
+#define X509V3_F_V2I_GENERAL_NAMES			 118
 #define X509V3_F_V3_GENERIC_EXTENSION			 116
 #define X509V3_F_X509V3_ADD_EXT				 104
 #define X509V3_F_X509V3_ADD_VALUE			 105
@@ -20,6 +22,8 @@
 #define X509V3_F_X509V3_VALUE_GET_BOOL			 110
 
 /* Reason codes. */
+#define X509V3_R_BAD_IP_ADDRESS				 118
+#define X509V3_R_BAD_OBJECT				 119
 #define X509V3_R_BN_DEC2BN_ERROR			 100
 #define X509V3_R_BN_TO_ASN1_INTEGER_ERROR		 101
 #define X509V3_R_EXTENSION_NAME_ERROR			 115
@@ -37,3 +41,4 @@
 #define X509V3_R_NO_PUBLIC_KEY				 114
 #define X509V3_R_ODD_NUMBER_OF_DIGITS			 112
 #define X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT		 111
+#define X509V3_R_UNSUPPORTED_OPTION			 117

crypto/x509v3/x509v3.h

@@ -204,6 +204,7 @@ int i2d_GENERAL_NAME(GENERAL_NAME *a, unsigned char **pp);
 GENERAL_NAME *d2i_GENERAL_NAME(GENERAL_NAME **a, unsigned char **pp, long length);
 GENERAL_NAME *GENERAL_NAME_new(void);
 void GENERAL_NAME_free(GENERAL_NAME *a);
+STACK *i2v_GENERAL_NAME(X509V3_EXT_METHOD *method, GENERAL_NAME *gen, STACK *ret);
 
 int i2d_AUTHORITY_KEYID(AUTHORITY_KEYID *a, unsigned char **pp);
 AUTHORITY_KEYID *d2i_AUTHORITY_KEYID(AUTHORITY_KEYID **a, unsigned char **pp, long length);
@@ -215,6 +216,7 @@ void GENERAL_NAMES_free(STACK *a);
 STACK *d2i_GENERAL_NAMES(STACK **a, unsigned char **pp, long length);
 int i2d_GENERAL_NAMES(STACK *a, unsigned char **pp);
 STACK *i2v_GENERAL_NAMES(X509V3_EXT_METHOD *method, STACK *gen, STACK *extlist);
+STACK *v2i_GENERAL_NAMES(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK *nval);
 
 char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, ASN1_OCTET_STRING *ia5);
 ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str);
@@ -225,6 +227,7 @@ void ext_ku_free(STACK *a);
 STACK *ext_ku_new(void);
 
 #ifdef HEADER_CONF_H
+GENERAL_NAME *v2i_GENERAL_NAME(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, CONF_VALUE *cnf);
 void X509V3_conf_free(CONF_VALUE *val);
 X509_EXTENSION *X509V3_EXT_conf_nid(LHASH *conf, X509V3_CTX *ctx, int ext_nid, char *value);
 X509_EXTENSION *X509V3_EXT_conf(LHASH *conf, X509V3_CTX *ctx, char *name, char *value);
@@ -248,6 +251,7 @@ STACK *X509V3_parse_list(char *line);
 
 char *hex_to_string(unsigned char *buffer, long len);
 unsigned char *string_to_hex(char *str, long *len);
+int name_cmp(char *name, char *cmp);
 
 int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, int flag);
 int X509V3_EXT_print_fp(FILE *out, X509_EXTENSION *ext, int flag);
@@ -264,12 +268,15 @@ int i2d_GENERAL_NAME();
 GENERAL_NAME *d2i_GENERAL_NAME();
 GENERAL_NAME *GENERAL_NAME_new();
 void GENERAL_NAME_free();
+STACK *i2v_GENERAL_NAME();
+GENERAL_NAME *v2i_GENERAL_NAME();
 
 STACK *GENERAL_NAMES_new():
 void GENERAL_NAMES_free():
 STACK *d2i_GENERAL_NAMES();
 int i2d_GENERAL_NAMES();
 STACK *i2v_GENERAL_NAMES();
+STACK *v2i_GENERAL_NAMES();
 
 char *i2s_ASN1_OCTET_STRING();
 ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING();
@@ -303,6 +310,7 @@ STACK *X509V3_parse_list();
 
 char *hex_to_string();
 unsigned char *string_to_hex();
+int name_cmp();
 
 int X509V3_EXT_print();
 int X509V3_EXT_print_fp();
@@ -321,6 +329,8 @@ int X509V3_EXT_print_fp();
 #define X509V3_F_V2I_ASN1_BIT_STRING			 101
 #define X509V3_F_V2I_BASIC_CONSTRAINTS			 102
 #define X509V3_F_V2I_EXT_KU				 103
+#define X509V3_F_V2I_GENERAL_NAME			 117
+#define X509V3_F_V2I_GENERAL_NAMES			 118
 #define X509V3_F_V3_GENERIC_EXTENSION			 116
 #define X509V3_F_X509V3_ADD_EXT				 104
 #define X509V3_F_X509V3_ADD_VALUE			 105
@@ -331,6 +341,8 @@ int X509V3_EXT_print_fp();
 #define X509V3_F_X509V3_VALUE_GET_BOOL			 110
 
 /* Reason codes. */
+#define X509V3_R_BAD_IP_ADDRESS				 118
+#define X509V3_R_BAD_OBJECT				 119
 #define X509V3_R_BN_DEC2BN_ERROR			 100
 #define X509V3_R_BN_TO_ASN1_INTEGER_ERROR		 101
 #define X509V3_R_EXTENSION_NAME_ERROR			 115
@@ -348,6 +360,7 @@ int X509V3_EXT_print_fp();
 #define X509V3_R_NO_PUBLIC_KEY				 114
 #define X509V3_R_ODD_NUMBER_OF_DIGITS			 112
 #define X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT		 111
+#define X509V3_R_UNSUPPORTED_OPTION			 117
  
 #ifdef  __cplusplus
 }