#include <openssl/x509.h>
#include <openssl/x509v3.h>
-#ifndef NOPROTO
static int v3_check_critical(char **value);
static int v3_check_generic(char **value);
static X509_EXTENSION *do_ext_conf(LHASH *conf, X509V3_CTX *ctx, int ext_nid, int crit, char *value);
static X509_EXTENSION *v3_generic_extension(const char *ext, char *value, int crit, int type);
static char *conf_lhash_get_string(void *db, char *section, char *value);
-static STACK *conf_lhash_get_section(void *db, char *section);
-#else
-static int v3_check_critical();
-static int v3_check_generic();
-static X509_EXTENSION *do_ext_conf();
-static X509V3_EXTENSION *v3_generic_extension();
-static char *conf_lhash_get_string();
-static STACK *conf_lhash_get_section();
-#endif
-
+static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, char *section);
+static X509_EXTENSION *do_ext_i2d(X509V3_EXT_METHOD *method, int ext_nid,
+ int crit, void *ext_struc);
/* LHASH *conf: Config file */
/* char *name: Name */
/* char *value: Value */
static X509_EXTENSION *do_ext_conf(LHASH *conf, X509V3_CTX *ctx, int ext_nid,
int crit, char *value)
{
- X509_EXTENSION *ext = NULL;
X509V3_EXT_METHOD *method;
- STACK *nval;
- char *ext_struc;
- unsigned char *ext_der, *p;
- int ext_len;
- ASN1_OCTET_STRING *ext_oct;
+ X509_EXTENSION *ext;
+ STACK_OF(CONF_VALUE) *nval;
+ void *ext_struc;
if(ext_nid == NID_undef) {
X509V3err(X509V3_F_DO_EXT_CONF,X509V3_R_UNKNOWN_EXTENSION_NAME);
return NULL;
return NULL;
}
ext_struc = method->v2i(method, ctx, nval);
- if(*value != '@') sk_pop_free(nval, X509V3_conf_free);
+ if(*value != '@') sk_CONF_VALUE_pop_free(nval,
+ X509V3_conf_free);
if(!ext_struc) return NULL;
} else if(method->s2i) {
if(!(ext_struc = method->s2i(method, ctx, value))) return NULL;
return NULL;
}
- /* We've now got the internal representation: convert to DER */
+ ext = do_ext_i2d(method, ext_nid, crit, ext_struc);
+ method->ext_free(ext_struc);
+ return ext;
+
+}
+
+static X509_EXTENSION *do_ext_i2d(X509V3_EXT_METHOD *method, int ext_nid,
+ int crit, void *ext_struc)
+{
+ unsigned char *ext_der, *p;
+ int ext_len;
+ ASN1_OCTET_STRING *ext_oct;
+ X509_EXTENSION *ext;
+ /* Convert internal representation to DER */
ext_len = method->i2d(ext_struc, NULL);
- ext_der = Malloc(ext_len);
+ if(!(ext_der = Malloc(ext_len))) goto merr;
p = ext_der;
method->i2d(ext_struc, &p);
- method->ext_free(ext_struc);
- ext_oct = ASN1_OCTET_STRING_new();
+ if(!(ext_oct = M_ASN1_OCTET_STRING_new())) goto merr;
ext_oct->data = ext_der;
ext_oct->length = ext_len;
ext = X509_EXTENSION_create_by_NID(NULL, ext_nid, crit, ext_oct);
- ASN1_OCTET_STRING_free(ext_oct);
+ if(!ext) goto merr;
+ M_ASN1_OCTET_STRING_free(ext_oct);
return ext;
+ merr:
+ X509V3err(X509V3_F_DO_EXT_I2D,ERR_R_MALLOC_FAILURE);
+ return NULL;
+
+}
+
+/* Given an internal structure, nid and critical flag create an extension */
+
+X509_EXTENSION *X509V3_EXT_i2d(int ext_nid, int crit, void *ext_struc)
+{
+ X509V3_EXT_METHOD *method;
+ if(!(method = X509V3_EXT_get_nid(ext_nid))) {
+ X509V3err(X509V3_F_X509V3_EXT_I2D,X509V3_R_UNKNOWN_EXTENSION);
+ return NULL;
+ }
+ return do_ext_i2d(method, ext_nid, crit, ext_struc);
}
/* Check the extension string for critical flag */
char *p = *value;
if((strlen(p) < 9) || strncmp(p, "critical,", 9)) return 0;
p+=9;
- while(isspace(*p)) p++;
+ while(isspace((unsigned char)*p)) p++;
*value = p;
return 1;
}
static int v3_check_generic(char **value)
{
char *p = *value;
- if((strlen(p) < 4) || strncmp(p, "RAW:,", 4)) return 0;
+ if((strlen(p) < 4) || strncmp(p, "DER:,", 4)) return 0;
p+=4;
- while(isspace(*p)) p++;
+ while(isspace((unsigned char)*p)) p++;
*value = p;
return 1;
}
-/* Create a generic extension: for now just handle RAW type */
+/* Create a generic extension: for now just handle DER type */
static X509_EXTENSION *v3_generic_extension(const char *ext, char *value,
int crit, int type)
{
goto err;
}
-if(!(oct = ASN1_OCTET_STRING_new())) {
+if(!(oct = M_ASN1_OCTET_STRING_new())) {
X509V3err(X509V3_F_V3_GENERIC_EXTENSION,ERR_R_MALLOC_FAILURE);
goto err;
}
err:
ASN1_OBJECT_free(obj);
-ASN1_OCTET_STRING_free(oct);
+M_ASN1_OCTET_STRING_free(oct);
if(ext_der) Free(ext_der);
return extension;
}
X509 *cert)
{
X509_EXTENSION *ext;
- STACK *nval;
+ STACK_OF(CONF_VALUE) *nval;
CONF_VALUE *val;
int i;
if(!(nval = CONF_get_section(conf, section))) return 0;
- for(i = 0; i < sk_num(nval); i++) {
- val = (CONF_VALUE *)sk_value(nval, i);
+ for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ val = sk_CONF_VALUE_value(nval, i);
if(!(ext = X509V3_EXT_conf(conf, ctx, val->name, val->value)))
return 0;
if(cert) X509_add_ext(cert, ext, -1);
X509_CRL *crl)
{
X509_EXTENSION *ext;
- STACK *nval;
+ STACK_OF(CONF_VALUE) *nval;
CONF_VALUE *val;
int i;
if(!(nval = CONF_get_section(conf, section))) return 0;
- for(i = 0; i < sk_num(nval); i++) {
- val = (CONF_VALUE *)sk_value(nval, i);
+ for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ val = sk_CONF_VALUE_value(nval, i);
if(!(ext = X509V3_EXT_conf(conf, ctx, val->name, val->value)))
return 0;
if(crl) X509_CRL_add_ext(crl, ext, -1);
return 1;
}
+/* Add extensions to certificate request */
+
+int X509V3_EXT_REQ_add_conf(LHASH *conf, X509V3_CTX *ctx, char *section,
+ X509_REQ *req)
+{
+ X509_EXTENSION *ext;
+ STACK_OF(X509_EXTENSION) *extlist = NULL;
+ STACK_OF(CONF_VALUE) *nval;
+ CONF_VALUE *val;
+ int i;
+ if(!(nval = CONF_get_section(conf, section))) return 0;
+ for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ val = sk_CONF_VALUE_value(nval, i);
+ if(!(ext = X509V3_EXT_conf(conf, ctx, val->name, val->value)))
+ return 0;
+ if(!extlist) extlist = sk_X509_EXTENSION_new_null();
+ sk_X509_EXTENSION_push(extlist, ext);
+ }
+ if(req) i = X509_REQ_add_extensions(req, extlist);
+ else i = 1;
+ sk_X509_EXTENSION_pop_free(extlist, X509_EXTENSION_free);
+ return i;
+}
+
/* Config database functions */
char * X509V3_get_string(X509V3_CTX *ctx, char *name, char *section)
return NULL;
}
-STACK * X509V3_get_section(X509V3_CTX *ctx, char *section)
+STACK_OF(CONF_VALUE) * X509V3_get_section(X509V3_CTX *ctx, char *section)
{
if(ctx->db_meth->get_section)
return ctx->db_meth->get_section(ctx->db, section);
ctx->db_meth->free_string(ctx->db, str);
}
-void X509V3_section_free(X509V3_CTX *ctx, STACK *section)
+void X509V3_section_free(X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *section)
{
if(!section) return;
if(ctx->db_meth->free_section)
return CONF_get_string(db, section, value);
}
-static STACK *conf_lhash_get_section(void *db, char *section)
+static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, char *section)
{
return CONF_get_section(db, section);
}