*/
#include <stdio.h>
+#include <ctype.h>
#include "cryptlib.h"
#include <openssl/asn1.h>
#include <openssl/objects.h>
unsigned long ret=0;
EVP_MD_CTX ctx;
unsigned char md[16];
- char str[256];
+ char *f;
EVP_MD_CTX_init(&ctx);
- X509_NAME_oneline(a->cert_info->issuer,str,256);
- ret=strlen(str);
+ f=X509_NAME_oneline(a->cert_info->issuer,NULL,0);
+ ret=strlen(f);
EVP_DigestInit_ex(&ctx, EVP_md5(), NULL);
- EVP_DigestUpdate(&ctx,(unsigned char *)str,ret);
+ EVP_DigestUpdate(&ctx,(unsigned char *)f,ret);
+ OPENSSL_free(f);
EVP_DigestUpdate(&ctx,(unsigned char *)a->cert_info->serialNumber->data,
(unsigned long)a->cert_info->serialNumber->length);
EVP_DigestFinal_ex(&ctx,&(md[0]),NULL);
}
#endif
+
+/* Case insensitive string comparision */
+static int nocase_cmp(const ASN1_STRING *a, const ASN1_STRING *b)
+{
+ int i;
+
+ if (a->length != b->length)
+ return (a->length - b->length);
+
+ for (i=0; i<a->length; i++)
+ {
+ int ca, cb;
+
+ ca = tolower(a->data[i]);
+ cb = tolower(b->data[i]);
+
+ if (ca != cb)
+ return(ca-cb);
+ }
+ return 0;
+}
+
+/* Case insensitive string comparision with space normalization
+ * Space normalization - ignore leading, trailing spaces,
+ * multiple spaces between characters are replaced by single space
+ */
+static int nocase_spacenorm_cmp(const ASN1_STRING *a, const ASN1_STRING *b)
+{
+ unsigned char *pa = NULL, *pb = NULL;
+ int la, lb;
+
+ la = a->length;
+ lb = b->length;
+ pa = a->data;
+ pb = b->data;
+
+ /* skip leading spaces */
+ while (la > 0 && isspace(*pa))
+ {
+ la--;
+ pa++;
+ }
+ while (lb > 0 && isspace(*pb))
+ {
+ lb--;
+ pb++;
+ }
+
+ /* skip trailing spaces */
+ while (la > 0 && isspace(pa[la-1]))
+ la--;
+ while (lb > 0 && isspace(pb[lb-1]))
+ lb--;
+
+ /* compare strings with space normalization */
+ while (la > 0 && lb > 0)
+ {
+ int ca, cb;
+
+ /* compare character */
+ ca = tolower(*pa);
+ cb = tolower(*pb);
+ if (ca != cb)
+ return (ca - cb);
+
+ pa++; pb++;
+ la--; lb--;
+
+ if (la <= 0 || lb <= 0)
+ break;
+
+ /* is white space next character ? */
+ if (isspace(*pa) && isspace(*pb))
+ {
+ /* skip remaining white spaces */
+ while (la > 0 && isspace(*pa))
+ {
+ la--;
+ pa++;
+ }
+ while (lb > 0 && isspace(*pb))
+ {
+ lb--;
+ pb++;
+ }
+ }
+ }
+ if (la > 0 || lb > 0)
+ return la - lb;
+
+ return 0;
+}
+
+static int asn1_string_memcmp(ASN1_STRING *a, ASN1_STRING *b)
+ {
+ int j;
+ j = a->length - b->length;
+ if (j)
+ return j;
+ return memcmp(a->data, b->data, a->length);
+ }
+
+#define STR_TYPE_CMP (B_ASN1_PRINTABLESTRING|B_ASN1_T61STRING|B_ASN1_UTF8STRING)
+
int X509_NAME_cmp(const X509_NAME *a, const X509_NAME *b)
{
int i,j;
X509_NAME_ENTRY *na,*nb;
- if (sk_X509_NAME_ENTRY_num(a->entries)
- != sk_X509_NAME_ENTRY_num(b->entries))
- return sk_X509_NAME_ENTRY_num(a->entries)
- -sk_X509_NAME_ENTRY_num(b->entries);
+ unsigned long nabit, nbbit;
+
+ j = sk_X509_NAME_ENTRY_num(a->entries)
+ - sk_X509_NAME_ENTRY_num(b->entries);
+ if (j)
+ return j;
for (i=sk_X509_NAME_ENTRY_num(a->entries)-1; i>=0; i--)
{
na=sk_X509_NAME_ENTRY_value(a->entries,i);
nb=sk_X509_NAME_ENTRY_value(b->entries,i);
- j=na->value->length-nb->value->length;
- if (j) return(j);
- j=memcmp(na->value->data,nb->value->data,
- na->value->length);
+ j=na->value->type-nb->value->type;
+ if (j)
+ {
+ nabit = ASN1_tag2bit(na->value->type);
+ nbbit = ASN1_tag2bit(nb->value->type);
+ if (!(nabit & STR_TYPE_CMP) ||
+ !(nbbit & STR_TYPE_CMP))
+ return j;
+ j = asn1_string_memcmp(na->value, nb->value);
+ }
+ else if (na->value->type == V_ASN1_PRINTABLESTRING)
+ j=nocase_spacenorm_cmp(na->value, nb->value);
+ else if (na->value->type == V_ASN1_IA5STRING
+ && OBJ_obj2nid(na->object) == NID_pkcs9_emailAddress)
+ j=nocase_cmp(na->value, nb->value);
+ else
+ j = asn1_string_memcmp(na->value, nb->value);
if (j) return(j);
j=na->set-nb->set;
if (j) return(j);
int X509_check_private_key(X509 *x, EVP_PKEY *k)
{
- EVP_PKEY *xk=NULL;
- int ok=0;
+ EVP_PKEY *xk;
+ int ret;
xk=X509_get_pubkey(x);
- if (xk->type != k->type)
- {
- X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_TYPE_MISMATCH);
- goto err;
- }
- switch (k->type)
+
+ if (xk)
+ ret = EVP_PKEY_cmp(xk, k);
+ else
+ ret = -2;
+
+ switch (ret)
{
-#ifndef OPENSSL_NO_RSA
- case EVP_PKEY_RSA:
- if (BN_cmp(xk->pkey.rsa->n,k->pkey.rsa->n) != 0
- || BN_cmp(xk->pkey.rsa->e,k->pkey.rsa->e) != 0)
- {
- X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_VALUES_MISMATCH);
- goto err;
- }
+ case 1:
break;
-#endif
-#ifndef OPENSSL_NO_DSA
- case EVP_PKEY_DSA:
- if (BN_cmp(xk->pkey.dsa->pub_key,k->pkey.dsa->pub_key) != 0)
- {
- X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_VALUES_MISMATCH);
- goto err;
- }
+ case 0:
+ X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_VALUES_MISMATCH);
break;
-#endif
-#ifndef OPENSSL_NO_DH
- case EVP_PKEY_DH:
- /* No idea */
- X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_CANT_CHECK_DH_KEY);
- goto err;
-#endif
- default:
+ case -1:
+ X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_TYPE_MISMATCH);
+ break;
+ case -2:
X509err(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_UNKNOWN_KEY_TYPE);
- goto err;
}
-
- ok=1;
-err:
- EVP_PKEY_free(xk);
- return(ok);
+ if (xk)
+ EVP_PKEY_free(xk);
+ if (ret > 0)
+ return 1;
+ return 0;
}