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diff --git a/docs/manual/mod/mod_ssl.html.en b/docs/manual/mod/mod_ssl.html.en
index 98540cd..4580f1c 100644
--- a/docs/manual/mod/mod_ssl.html.en
+++ b/docs/manual/mod/mod_ssl.html.en
@@ -197,6 +197,12 @@ the <code class="directive"><a href="#ssloptions">SSLOptions</a></code> directiv
first (or only) attribute of any DN is added only under a non-suffixed
name; i.e. no <code>_0</code> suffixed entries are added.</p>
+<p>The <em>_RAW</em> suffix may now be added to mod_ssl DN variable names
+(such as SSL_CLIENT_I_O_RAW). When this suffix is used, conversion
+of certificate name attributes to UTF-8 is omitted. This allows variable
+lookups and comparisons for certificates with incorrectly tagged name
+attributes.</p>
+
<p>The format of the <em>*_DN</em> variables has changed in Apache HTTPD
2.3.11. See the <code>LegacyDNStringFormat</code> option for
<code class="directive"><a href="#ssloptions">SSLOptions</a></code> for details.</p>
@@ -861,7 +867,7 @@ SSLEngine on
&lt;/VirtualHost&gt;
</pre>
</div>
-<p>In Apache 2.1 and later, <code class="directive">SSLEngine</code> can be set to
+<p>In httpd 2.2.0 and later, <code class="directive">SSLEngine</code> can be set to
<code>optional</code>. This enables support for
<a href="http://www.ietf.org/rfc/rfc2817.txt">RFC 2817</a>, Upgrading to TLS
Within HTTP/1.1. At this time no web browsers support RFC 2817.</p>
diff --git a/modules/ssl/ssl_engine_vars.c b/modules/ssl/ssl_engine_vars.c
index 2b7c9ba..e25a6d4 100644
--- a/modules/ssl/ssl_engine_vars.c
+++ b/modules/ssl/ssl_engine_vars.c
@@ -41,7 +41,7 @@
static char *ssl_var_lookup_ssl(apr_pool_t *p, conn_rec *c, request_rec *r, char *var);
static char *ssl_var_lookup_ssl_cert(apr_pool_t *p, request_rec *r, X509 *xs, char *var);
-static char *ssl_var_lookup_ssl_cert_dn(apr_pool_t *p, X509_NAME *xsname, char *var);
+static char *ssl_var_lookup_ssl_cert_dn(apr_pool_t *p, X509_NAME *xsname, const char *var);
static char *ssl_var_lookup_ssl_cert_san(apr_pool_t *p, X509 *xs, char *var);
static char *ssl_var_lookup_ssl_cert_valid(apr_pool_t *p, ASN1_TIME *tm);
static char *ssl_var_lookup_ssl_cert_remain(apr_pool_t *p, ASN1_TIME *tm);
@@ -562,15 +562,23 @@ static const struct {
{ NULL, 0, 0 }
};
-static char *ssl_var_lookup_ssl_cert_dn(apr_pool_t *p, X509_NAME *xsname, char *var)
+static char *ssl_var_lookup_ssl_cert_dn(apr_pool_t *p, X509_NAME *xsname,
+ const char *var)
{
- char *result, *ptr;
+ const char *ptr;
+ char *result;
X509_NAME_ENTRY *xsne;
- int i, j, n, idx = 0;
+ int i, j, n, idx = 0, raw = 0;
apr_size_t varlen;
+ ptr = ap_strrchr_c(var, '_');
+ if (ptr && ptr > var && strcmp(ptr + 1, "RAW") == 0) {
+ var = apr_pstrmemdup(p, var, ptr - var);
+ raw = 1;
+ }
+
/* if an _N suffix is used, find the Nth attribute of given name */
- ptr = strchr(var, '_');
+ ptr = ap_strchr_c(var, '_');
if (ptr != NULL && strspn(ptr + 1, "0123456789") == strlen(ptr + 1)) {
idx = atoi(ptr + 1);
varlen = ptr - var;
@@ -592,7 +600,7 @@ static char *ssl_var_lookup_ssl_cert_dn(apr_pool_t *p, X509_NAME *xsname, char *
n =OBJ_obj2nid((ASN1_OBJECT *)X509_NAME_ENTRY_get_object(xsne));
if (n == ssl_var_lookup_ssl_cert_dn_rec[i].nid && idx-- == 0) {
- result = SSL_X509_NAME_ENTRY_to_string(p, xsne);
+ result = SSL_X509_NAME_ENTRY_to_string(p, xsne, raw);
break;
}
}
@@ -897,7 +905,7 @@ static void extract_dn(apr_table_t *t, apr_hash_t *nids, const char *pfx,
apr_hash_set(count, &nid, sizeof nid, dup);
key = apr_pstrcat(p, pfx, tag, NULL);
}
- value = SSL_X509_NAME_ENTRY_to_string(p, xsne);
+ value = SSL_X509_NAME_ENTRY_to_string(p, xsne, 0);
apr_table_setn(t, key, value);
}
}
diff --git a/modules/ssl/ssl_util_ssl.c b/modules/ssl/ssl_util_ssl.c
index 09a9877..fbd701f 100644
--- a/modules/ssl/ssl_util_ssl.c
+++ b/modules/ssl/ssl_util_ssl.c
@@ -236,18 +236,21 @@ BOOL SSL_X509_getBC(X509 *cert, int *ca, int *pathlen)
return TRUE;
}
-/* convert an ASN.1 string to a UTF-8 string (escaping control characters) */
-char *SSL_ASN1_STRING_to_utf8(apr_pool_t *p, ASN1_STRING *asn1str)
+/* Convert ASN.1 string to a pool-allocated char * string, escaping
+ * control characters. If raw is zero, convert to UTF-8, otherwise
+ * unchanged from the character set. */
+char *SSL_ASN1_STRING_convert(apr_pool_t *p, ASN1_STRING *asn1str, int raw)
{
char *result = NULL;
BIO *bio;
- int len;
+ int len, flags = ASN1_STRFLGS_ESC_CTRL;
if ((bio = BIO_new(BIO_s_mem())) == NULL)
return NULL;
- ASN1_STRING_print_ex(bio, asn1str, ASN1_STRFLGS_ESC_CTRL|
- ASN1_STRFLGS_UTF8_CONVERT);
+ if (!raw) flags |= ASN1_STRFLGS_UTF8_CONVERT;
+
+ ASN1_STRING_print_ex(bio, asn1str, flags);
len = BIO_pending(bio);
if (len > 0) {
result = apr_palloc(p, len+1);
@@ -258,10 +261,13 @@ char *SSL_ASN1_STRING_to_utf8(apr_pool_t *p, ASN1_STRING *asn1str)
return result;
}
+#define SSL_ASN1_STRING_to_utf8(p, a) SSL_ASN1_STRING_convert(p, a, 0)
+
/* convert a NAME_ENTRY to UTF8 string */
-char *SSL_X509_NAME_ENTRY_to_string(apr_pool_t *p, X509_NAME_ENTRY *xsne)
+char *SSL_X509_NAME_ENTRY_to_string(apr_pool_t *p, X509_NAME_ENTRY *xsne,
+ int raw)
{
- char *result = SSL_ASN1_STRING_to_utf8(p, X509_NAME_ENTRY_get_data(xsne));
+ char *result = SSL_ASN1_STRING_convert(p, X509_NAME_ENTRY_get_data(xsne), raw);
ap_xlate_proto_from_ascii(result, len);
return result;
}
@@ -414,7 +420,7 @@ BOOL SSL_X509_getIDs(apr_pool_t *p, X509 *x509, apr_array_header_t **ids)
subj = X509_get_subject_name(x509);
while ((i = X509_NAME_get_index_by_NID(subj, NID_commonName, i)) != -1) {
APR_ARRAY_PUSH(*ids, const char *) =
- SSL_X509_NAME_ENTRY_to_string(p, X509_NAME_get_entry(subj, i));
+ SSL_X509_NAME_ENTRY_to_string(p, X509_NAME_get_entry(subj, i), 0);
}
return apr_is_empty_array(*ids) ? FALSE : TRUE;
diff --git a/modules/ssl/ssl_util_ssl.h b/modules/ssl/ssl_util_ssl.h
index be07ab7..611957e 100644
--- a/modules/ssl/ssl_util_ssl.h
+++ b/modules/ssl/ssl_util_ssl.h
@@ -65,8 +65,8 @@ EVP_PKEY *SSL_read_PrivateKey(char *, EVP_PKEY **, pem_password_cb *, void *);
int SSL_smart_shutdown(SSL *ssl);
BOOL SSL_X509_isSGC(X509 *);
BOOL SSL_X509_getBC(X509 *, int *, int *);
-char *SSL_ASN1_STRING_to_utf8(apr_pool_t *, ASN1_STRING *);
-char *SSL_X509_NAME_ENTRY_to_string(apr_pool_t *p, X509_NAME_ENTRY *xsne);
+char *SSL_ASN1_STRING_to_utf8(apr_pool_t *, ASN1_STRING *, int raw);
+char *SSL_X509_NAME_ENTRY_to_string(apr_pool_t *p, X509_NAME_ENTRY *xsne, int raw);
char *SSL_X509_NAME_to_string(apr_pool_t *, X509_NAME *, int);
BOOL SSL_X509_getSAN(apr_pool_t *, X509 *, int, const char *, int, apr_array_header_t **);
BOOL SSL_X509_getIDs(apr_pool_t *, X509 *, apr_array_header_t **);