提交 142fcca8 编写于 作者: D Dr. Stephen Henson

Add support for GeneralName and GeneralNames extensions. Also preliminary

support for subject and issuer alt name. Add a new ASN1 macro and fix a
nasty bug that left an ASN1 buffer modified on an error condition with
IMPLICIT tagging.
上级 ebbfd76c
......@@ -46,6 +46,7 @@
#define ASN1_F_D2I_DSAPARAMS 137
#define ASN1_F_D2I_DSAPRIVATEKEY 138
#define ASN1_F_D2I_DSAPUBLICKEY 139
#define ASN1_F_D2I_GENERAL_NAME 230
#define ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE 228
#define ASN1_F_D2I_NETSCAPE_PKEY 140
#define ASN1_F_D2I_NETSCAPE_RSA 141
......@@ -83,6 +84,7 @@
#define ASN1_F_D2I_X509_REVOKED 173
#define ASN1_F_D2I_X509_SIG 174
#define ASN1_F_D2I_X509_VAL 175
#define ASN1_F_GENERAL_NAME_NEW 231
#define ASN1_F_I2D_ASN1_HEADER 176
#define ASN1_F_I2D_ASN1_TIME 225
#define ASN1_F_I2D_DHPARAMS 177
......
......@@ -700,6 +700,7 @@ ASN1_BMPSTRING *d2i_ASN1_BMPSTRING();
#define ASN1_F_D2I_DSAPARAMS 137
#define ASN1_F_D2I_DSAPRIVATEKEY 138
#define ASN1_F_D2I_DSAPUBLICKEY 139
#define ASN1_F_D2I_GENERAL_NAME 230
#define ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE 228
#define ASN1_F_D2I_NETSCAPE_PKEY 140
#define ASN1_F_D2I_NETSCAPE_RSA 141
......@@ -737,6 +738,7 @@ ASN1_BMPSTRING *d2i_ASN1_BMPSTRING();
#define ASN1_F_D2I_X509_REVOKED 173
#define ASN1_F_D2I_X509_SIG 174
#define ASN1_F_D2I_X509_VAL 175
#define ASN1_F_GENERAL_NAME_NEW 231
#define ASN1_F_I2D_ASN1_HEADER 176
#define ASN1_F_I2D_ASN1_TIME 225
#define ASN1_F_I2D_DHPARAMS 177
......
......@@ -108,6 +108,7 @@ static ERR_STRING_DATA ASN1_str_functs[]=
{ERR_PACK(0,ASN1_F_D2I_DSAPARAMS,0), "D2I_DSAPARAMS"},
{ERR_PACK(0,ASN1_F_D2I_DSAPRIVATEKEY,0), "D2I_DSAPRIVATEKEY"},
{ERR_PACK(0,ASN1_F_D2I_DSAPUBLICKEY,0), "D2I_DSAPUBLICKEY"},
{ERR_PACK(0,ASN1_F_D2I_GENERAL_NAME,0), "D2I_GENERAL_NAME"},
{ERR_PACK(0,ASN1_F_D2I_NETSCAPE_CERT_SEQUENCE,0), "D2I_NETSCAPE_CERT_SEQUENCE"},
{ERR_PACK(0,ASN1_F_D2I_NETSCAPE_PKEY,0), "D2I_NETSCAPE_PKEY"},
{ERR_PACK(0,ASN1_F_D2I_NETSCAPE_RSA,0), "D2I_NETSCAPE_RSA"},
......@@ -145,6 +146,7 @@ static ERR_STRING_DATA ASN1_str_functs[]=
{ERR_PACK(0,ASN1_F_D2I_X509_REVOKED,0), "D2I_X509_REVOKED"},
{ERR_PACK(0,ASN1_F_D2I_X509_SIG,0), "D2I_X509_SIG"},
{ERR_PACK(0,ASN1_F_D2I_X509_VAL,0), "D2I_X509_VAL"},
{ERR_PACK(0,ASN1_F_GENERAL_NAME_NEW,0), "GENERAL_NAME_NEW"},
{ERR_PACK(0,ASN1_F_I2D_ASN1_HEADER,0), "i2d_ASN1_HEADER"},
{ERR_PACK(0,ASN1_F_I2D_ASN1_TIME,0), "i2d_ASN1_TIME"},
{ERR_PACK(0,ASN1_F_I2D_DHPARAMS,0), "I2D_DHPARAMS"},
......
......@@ -134,15 +134,20 @@ err:\
M_ASN1_D2I_get(b,func); \
}
#define M_ASN1_D2I_get_imp(b,func, type) \
M_ASN1_next=(_tmp& ~V_ASN1_PRIMATIVE_TAG)|type; \
c.q=c.p; \
if (func(&(b),&c.p,c.slen) == NULL) \
{c.line=__LINE__; M_ASN1_next_prev = _tmp; goto err; } \
c.slen-=(c.p-c.q);\
M_ASN1_next_prev=_tmp;
#define M_ASN1_D2I_get_IMP_opt(b,func,tag,type) \
if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) == \
(V_ASN1_CONTEXT_SPECIFIC|(tag)))) \
{ \
unsigned char tmp; \
tmp=M_ASN1_next; \
M_ASN1_next=(tmp& ~V_ASN1_PRIMATIVE_TAG)|type; \
M_ASN1_D2I_get(b,func); \
M_ASN1_next_prev=tmp; \
unsigned char _tmp = M_ASN1_next; \
M_ASN1_D2I_get_imp(b,func, type);\
}
#define M_ASN1_D2I_get_set(r,func,free_func) \
......
......@@ -23,9 +23,9 @@ APPS=
LIB=$(TOP)/libcrypto.a
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_lib.c v3_prn.c v3_utl.c v3err.c v3_genn.c v3_alt.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_prn.o v3_utl.o v3err.o v3_genn.o v3_alt.o
SRC= $(LIBSRC)
......
/* v3_bcons.c */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <pem.h>
#include <asn1_mac.h>
#include <err.h>
#include <objects.h>
#include <conf.h>
#include "x509v3.h"
#ifndef NOPROTO
static STACK *i2v_GENERAL_NAMES(X509V3_EXT_METHOD *method, STACK *gen);
static STACK *v2i_GENERAL_NAMES(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK *values);
#endif
X509V3_EXT_METHOD v3_alt[] = {
{ NID_subject_alt_name, 0,
(X509V3_EXT_NEW)GENERAL_NAMES_new,
GENERAL_NAMES_free,
(X509V3_EXT_D2I)d2i_GENERAL_NAMES,
i2d_GENERAL_NAMES,
NULL, NULL,
(X509V3_EXT_I2V)i2v_GENERAL_NAMES,
(X509V3_EXT_V2I)NULL /*v2i_GENERAL_NAMES*/,
NULL, NULL},
{ NID_issuer_alt_name, 0,
(X509V3_EXT_NEW)GENERAL_NAMES_new,
GENERAL_NAMES_free,
(X509V3_EXT_D2I)d2i_GENERAL_NAMES,
i2d_GENERAL_NAMES,
NULL, NULL,
(X509V3_EXT_I2V)i2v_GENERAL_NAMES,
(X509V3_EXT_V2I)NULL /*v2i_GENERAL_NAMES*/,
NULL, NULL},
EXT_END
};
static STACK *i2v_GENERAL_NAMES(method, gens)
X509V3_EXT_METHOD *method;
STACK *gens;
{
int i;
STACK *ret = NULL;
GENERAL_NAME *gen;
for(i = 0; i < sk_num(gens); i++) {
gen = (GENERAL_NAME *)sk_value(gens, i);
switch (gen->type)
{
case GEN_OTHERNAME:
X509V3_add_value("othername","<unsupported>", &ret);
break;
case GEN_X400:
X509V3_add_value("X400Name","<unsupported>", &ret);
break;
case GEN_EDIPARTY:
X509V3_add_value("EdiPartyName","<unsupported>", &ret);
break;
case GEN_EMAIL:
X509V3_add_value("email",gen->d.ia5->data, &ret);
break;
case GEN_DNS:
X509V3_add_value("DNS",gen->d.ia5->data, &ret);
break;
case GEN_URI:
X509V3_add_value("URI",gen->d.ia5->data, &ret);
break;
case GEN_IPADD:
X509V3_add_value("IP Address","<unsupported>", &ret);
break;
case GEN_RID:
X509V3_add_value("Registered ID","<unsupported>", &ret);
break;
}
}
return ret;
}
/* v3_genn.c */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <pem.h>
#include <asn1_mac.h>
#include <err.h>
#include <objects.h>
#include <conf.h>
#include "x509v3.h"
/*
* ASN1err(ASN1_F_GENERAL_NAME_NEW,ERR_R_MALLOC_FAILURE);
* ASN1err(ASN1_F_D2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
*/
int i2d_GENERAL_NAME(a,pp)
GENERAL_NAME *a;
unsigned char **pp;
{
unsigned char *p;
int ret;
ret = 0;
/* Save the location of initial TAG */
if(pp) p = *pp;
else p = NULL;
/* GEN_DNAME needs special treatment because of EXPLICIT tag */
if(a->type == GEN_DIRNAME) {
int v = 0;
M_ASN1_I2D_len_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
if(!p) return ret;
M_ASN1_I2D_put_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
*pp = p;
return ret;
}
switch(a->type) {
case GEN_OTHERNAME:
case GEN_X400:
case GEN_EDIPARTY:
ret = i2d_ASN1_TYPE(a->d.other, pp);
break;
case GEN_EMAIL:
case GEN_DNS:
case GEN_URI:
ret = i2d_ASN1_IA5STRING(a->d.ia5, pp);
break;
case GEN_IPADD:
ret = i2d_ASN1_OCTET_STRING(a->d.ip, pp);
break;
case GEN_RID:
ret = i2d_ASN1_OBJECT(a->d.rid, pp);
break;
}
/* Replace TAG with IMPLICIT value */
if(p) *p = (*p & V_ASN1_CONSTRUCTED) | a->type;
return ret;
}
GENERAL_NAME *GENERAL_NAME_new()
{
GENERAL_NAME *ret=NULL;
ASN1_CTX c;
M_ASN1_New_Malloc(ret, GENERAL_NAME);
ret->type = -1;
ret->d.ptr = NULL;
return (ret);
M_ASN1_New_Error(ASN1_F_GENERAL_NAME_NEW);
}
GENERAL_NAME *d2i_GENERAL_NAME(a,pp,length)
GENERAL_NAME **a;
unsigned char **pp;
long length;
{
unsigned char _tmp;
M_ASN1_D2I_vars(a,GENERAL_NAME *,GENERAL_NAME_new);
M_ASN1_D2I_Init();
c.slen = length;
_tmp = M_ASN1_next;
ret->type = _tmp & ~V_ASN1_CONSTRUCTED;
switch(ret->type) {
/* Just put these in a "blob" for now */
case GEN_OTHERNAME:
case GEN_X400:
case GEN_EDIPARTY:
M_ASN1_D2I_get_imp(ret->d.other, d2i_ASN1_TYPE,V_ASN1_SEQUENCE);
break;
case GEN_EMAIL:
case GEN_DNS:
case GEN_URI:
M_ASN1_D2I_get_imp(ret->d.ia5, d2i_ASN1_IA5STRING,
V_ASN1_IA5STRING);
break;
case GEN_DIRNAME:
M_ASN1_D2I_get_EXP_opt(ret->d.dirn, d2i_X509_NAME, 4);
break;
case GEN_IPADD:
M_ASN1_D2I_get_imp(ret->d.ip, d2i_ASN1_OCTET_STRING,
V_ASN1_OCTET_STRING);
break;
case GEN_RID:
M_ASN1_D2I_get_imp(ret->d.rid, d2i_ASN1_OBJECT,V_ASN1_OBJECT);
break;
default:
c.error = ASN1_R_BAD_TAG;
goto err;
}
c.slen = 0;
M_ASN1_D2I_Finish(a, GENERAL_NAME_free, ASN1_F_D2I_GENERAL_NAME);
}
void GENERAL_NAME_free(a)
GENERAL_NAME *a;
{
if (a == NULL) return;
switch(a->type) {
case GEN_OTHERNAME:
case GEN_X400:
case GEN_EDIPARTY:
ASN1_TYPE_free(a->d.other);
break;
case GEN_EMAIL:
case GEN_DNS:
case GEN_URI:
ASN1_IA5STRING_free(a->d.ia5);
break;
case GEN_DIRNAME:
X509_NAME_free(a->d.dirn);
break;
case GEN_IPADD:
ASN1_OCTET_STRING_free(a->d.ip);
break;
case GEN_RID:
ASN1_OBJECT_free(a->d.rid);
break;
}
Free ((char *)a);
}
/* Now the GeneralNames versions: a SEQUENCE OF GeneralName These are needed as
* an explicit functions.
*/
STACK *GENERAL_NAMES_new()
{
return sk_new(NULL);
}
void GENERAL_NAMES_free(a)
STACK *a;
{
sk_pop_free(a, GENERAL_NAME_free);
}
STACK *d2i_GENERAL_NAMES(a,pp,length)
STACK **a;
unsigned char **pp;
long length;
{
return d2i_ASN1_SET(a, pp, length, (char *(*)())d2i_GENERAL_NAME,
GENERAL_NAME_free, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
}
int i2d_GENERAL_NAMES(a,pp)
STACK *a;
unsigned char **pp;
{
return i2d_ASN1_SET(a, pp, i2d_GENERAL_NAME, V_ASN1_SEQUENCE,
V_ASN1_UNIVERSAL, IS_SEQUENCE);
}
......@@ -108,7 +108,7 @@ X509_EXTENSION *ext;
return X509V3_EXT_get_nid(nid);
}
extern X509V3_EXT_METHOD v3_bcons, v3_nscert, v3_key_usage, v3_ext_ku, v3_ns_ia5_list[];
extern X509V3_EXT_METHOD v3_bcons, v3_nscert, v3_key_usage, v3_ext_ku, v3_ns_ia5_list[],v3_alt[];
int X509V3_EXT_add_list(extlist)
X509V3_EXT_METHOD *extlist;
......@@ -150,6 +150,7 @@ X509V3_EXT_METHOD *ext;
int X509V3_add_standard_extensions()
{
X509V3_EXT_add_list(v3_ns_ia5_list);
X509V3_EXT_add_list(v3_alt);
X509V3_EXT_add(&v3_bcons);
X509V3_EXT_add(&v3_nscert);
X509V3_EXT_add(&v3_key_usage);
......
......@@ -130,6 +130,32 @@ int ca;
ASN1_INTEGER *pathlen;
} BASIC_CONSTRAINTS;
typedef struct {
#define GEN_OTHERNAME (0|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_EMAIL (1|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_DNS (2|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_X400 (3|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_DIRNAME (4|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_EDIPARTY (5|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_URI (6|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_IPADD (7|V_ASN1_CONTEXT_SPECIFIC)
#define GEN_RID (8|V_ASN1_CONTEXT_SPECIFIC)
int type;
union {
char *ptr;
ASN1_IA5STRING *ia5;/* rfc822Name, dNSName, uniformResourceIdentifier */
ASN1_OCTET_STRING *ip; /* iPAddress */
X509_NAME *dirn; /* dirn */
ASN1_OBJECT *rid; /* registeredID */
ASN1_TYPE *other; /* otherName, ediPartyName, x400Address */
} d;
} GENERAL_NAME;
#define X509V3_conf_err(val) ERR_add_error_data(6, "section:", val->section, \
",name:", val->name, ",value:", val->value);
......@@ -163,6 +189,18 @@ BASIC_CONSTRAINTS *d2i_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS **a, unsigned char **
BASIC_CONSTRAINTS *BASIC_CONSTRAINTS_new(void);
void BASIC_CONSTRAINTS_free(BASIC_CONSTRAINTS *a);
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 *GENERAL_NAMES_new(void);
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);
int i2d_ext_ku(STACK *a, unsigned char **pp);
STACK *d2i_ext_ku(STACK **a, unsigned char **pp, long length);
void ext_ku_free(STACK *a);
......@@ -200,6 +238,16 @@ BASIC_CONSTRAINTS *d2i_BASIC_CONSTRAINTS();
BASIC_CONSTRAINTS *BASIC_CONSTRAINTS_new();
void BASIC_CONSTRAINTS_free();
int i2d_GENERAL_NAME();
GENERAL_NAME *d2i_GENERAL_NAME();
GENERAL_NAME *GENERAL_NAME_new();
void GENERAL_NAME_free();
STACK *GENERAL_NAMES_new():
void GENERAL_NAMES_free():
STACK *d2i_GENERAL_NAMES();
int i2d_GENERAL_NAMES();
int i2d_ext_ku();
STACK *d2i_ext_ku();
void ext_ku_free();
......
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