Timings.
[openssl.git] / crypto / x509v3 / v3_akey.c
index e3b84601bea5d08f122b1662002c284ae1808fdf..0889a189938b0a25be8ab9290a124f695798d611 100644 (file)
  */
 
 #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"
+#include "cryptlib.h"
+#include <openssl/conf.h>
+#include <openssl/asn1.h>
+#include <openssl/asn1_mac.h>
+#include <openssl/x509v3.h>
 
-#ifndef NOPROTO
-static STACK *i2v_AUTHORITY_KEYID(X509V3_EXT_METHOD *method, AUTHORITY_KEYID *akeyid, STACK *extlist);
-static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK *values);
-
-#else
-
-static STACK *i2v_AUTHORITY_KEYID();
-static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID();
-
-#endif
+static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+                       AUTHORITY_KEYID *akeyid, STACK_OF(CONF_VALUE) *extlist);
+static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+                       X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);
 
 X509V3_EXT_METHOD v3_akey_id = {
-NID_authority_key_identifier, 0,
+NID_authority_key_identifier, X509V3_EXT_MULTILINE,
 (X509V3_EXT_NEW)AUTHORITY_KEYID_new,
-AUTHORITY_KEYID_free,
+(X509V3_EXT_FREE)AUTHORITY_KEYID_free,
 (X509V3_EXT_D2I)d2i_AUTHORITY_KEYID,
-i2d_AUTHORITY_KEYID,
+(X509V3_EXT_I2D)i2d_AUTHORITY_KEYID,
 NULL, NULL,
 (X509V3_EXT_I2V)i2v_AUTHORITY_KEYID,
 (X509V3_EXT_V2I)v2i_AUTHORITY_KEYID,
-NULL,
+NULL,NULL,
 NULL
 };
 
 
-/*
- * ASN1err(ASN1_F_AUTHORITY_KEYID_NEW,ERR_R_MALLOC_FAILURE);
- * ASN1err(ASN1_F_D2I_AUTHORITY_KEYID,ERR_R_MALLOC_FAILURE);
- */
-
-int i2d_AUTHORITY_KEYID(a,pp)
-AUTHORITY_KEYID *a;
-unsigned char **pp;
+int i2d_AUTHORITY_KEYID(AUTHORITY_KEYID *a, unsigned char **pp)
 {
        M_ASN1_I2D_vars(a);
 
@@ -114,7 +99,7 @@ unsigned char **pp;
        M_ASN1_I2D_finish();
 }
 
-AUTHORITY_KEYID *AUTHORITY_KEYID_new()
+AUTHORITY_KEYID *AUTHORITY_KEYID_new(void)
 {
        AUTHORITY_KEYID *ret=NULL;
        ASN1_CTX c;
@@ -126,10 +111,8 @@ AUTHORITY_KEYID *AUTHORITY_KEYID_new()
        M_ASN1_New_Error(ASN1_F_AUTHORITY_KEYID_NEW);
 }
 
-AUTHORITY_KEYID *d2i_AUTHORITY_KEYID(a,pp,length)
-AUTHORITY_KEYID **a;
-unsigned char **pp;
-long length;
+AUTHORITY_KEYID *d2i_AUTHORITY_KEYID(AUTHORITY_KEYID **a, unsigned char **pp,
+            long length)
 {
        M_ASN1_D2I_vars(a,AUTHORITY_KEYID *,AUTHORITY_KEYID_new);
        M_ASN1_D2I_Init();
@@ -143,26 +126,23 @@ long length;
        M_ASN1_D2I_Finish(a, AUTHORITY_KEYID_free, ASN1_F_D2I_AUTHORITY_KEYID);
 }
 
-void AUTHORITY_KEYID_free(a)
-AUTHORITY_KEYID *a;
+void AUTHORITY_KEYID_free(AUTHORITY_KEYID *a)
 {
        if (a == NULL) return;
-       ASN1_OCTET_STRING_free(a->keyid);
-       sk_pop_free(a->issuer, GENERAL_NAME_free);
-       ASN1_INTEGER_free (a->serial);
-       Free ((char *)a);
+       M_ASN1_OCTET_STRING_free(a->keyid);
+       sk_GENERAL_NAME_pop_free(a->issuer, GENERAL_NAME_free);
+       M_ASN1_INTEGER_free (a->serial);
+       OPENSSL_free (a);
 }
 
-static STACK *i2v_AUTHORITY_KEYID(method, akeyid, extlist)
-X509V3_EXT_METHOD *method;
-AUTHORITY_KEYID *akeyid;
-STACK *extlist;
+static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+            AUTHORITY_KEYID *akeyid, STACK_OF(CONF_VALUE) *extlist)
 {
        char *tmp;
        if(akeyid->keyid) {
                tmp = hex_to_string(akeyid->keyid->data, akeyid->keyid->length);
                X509V3_add_value("keyid", tmp, &extlist);
-               Free(tmp);
+               OPENSSL_free(tmp);
        }
        if(akeyid->issuer) 
                extlist = i2v_GENERAL_NAMES(NULL, akeyid->issuer, extlist);
@@ -170,16 +150,100 @@ STACK *extlist;
                tmp = hex_to_string(akeyid->serial->data,
                                                 akeyid->serial->length);
                X509V3_add_value("serial", tmp, &extlist);
-               Free(tmp);
+               OPENSSL_free(tmp);
        }
        return extlist;
 }
 
-static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID(method, ctx, values)
-X509V3_EXT_METHOD *method;
-X509V3_CTX *ctx;
-STACK *values;
+/* Currently two options:
+ * keyid: use the issuers subject keyid, the value 'always' means its is
+ * an error if the issuer certificate doesn't have a key id.
+ * issuer: use the issuers cert issuer and serial number. The default is
+ * to only use this if keyid is not present. With the option 'always'
+ * this is always included.
+ */
+
+static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+            X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values)
 {
+char keyid=0, issuer=0;
+int i;
+CONF_VALUE *cnf;
+ASN1_OCTET_STRING *ikeyid = NULL;
+X509_NAME *isname = NULL;
+STACK_OF(GENERAL_NAME) * gens = NULL;
+GENERAL_NAME *gen = NULL;
+ASN1_INTEGER *serial = NULL;
+X509_EXTENSION *ext;
+X509 *cert;
+AUTHORITY_KEYID *akeyid;
+for(i = 0; i < sk_CONF_VALUE_num(values); i++) {
+       cnf = sk_CONF_VALUE_value(values, i);
+       if(!strcmp(cnf->name, "keyid")) {
+               keyid = 1;
+               if(cnf->value && !strcmp(cnf->value, "always")) keyid = 2;
+       } else if(!strcmp(cnf->name, "issuer")) {
+               issuer = 1;
+               if(cnf->value && !strcmp(cnf->value, "always")) issuer = 2;
+       } else {
+               X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_UNKNOWN_OPTION);
+               ERR_add_error_data(2, "name=", cnf->name);
+               return NULL;
+       }
+}
+
+
+
+if(!ctx || !ctx->issuer_cert) {
+       if(ctx && (ctx->flags==CTX_TEST)) return AUTHORITY_KEYID_new();
+       X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_NO_ISSUER_CERTIFICATE);
+       return NULL;
+}
+
+cert = ctx->issuer_cert;
+
+if(keyid) {
+       i = X509_get_ext_by_NID(cert, NID_subject_key_identifier, -1);
+       if((i >= 0)  && (ext = X509_get_ext(cert, i)))
+                                                ikeyid = X509V3_EXT_d2i(ext);
+       if(keyid==2 && !ikeyid) {
+               X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_UNABLE_TO_GET_ISSUER_KEYID);
+               return NULL;
+       }
+}
+
+if((issuer && !ikeyid) || (issuer == 2)) {
+       isname = X509_NAME_dup(X509_get_issuer_name(cert));
+       serial = M_ASN1_INTEGER_dup(X509_get_serialNumber(cert));
+       if(!isname || !serial) {
+               X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_UNABLE_TO_GET_ISSUER_DETAILS);
+               goto err;
+       }
+}
+
+if(!(akeyid = AUTHORITY_KEYID_new())) goto err;
+
+if(isname) {
+       if(!(gens = sk_GENERAL_NAME_new_null()) || !(gen = GENERAL_NAME_new())
+               || !sk_GENERAL_NAME_push(gens, gen)) {
+               X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,ERR_R_MALLOC_FAILURE);
+               goto err;
+       }
+       gen->type = GEN_DIRNAME;
+       gen->d.dirn = isname;
+}
+
+akeyid->issuer = gens;
+akeyid->serial = serial;
+akeyid->keyid = ikeyid;
+
+return akeyid;
+
+err:
+X509_NAME_free(isname);
+M_ASN1_INTEGER_free(serial);
+M_ASN1_OCTET_STRING_free(ikeyid);
 return NULL;
+
 }