1 files changed, 52 insertions, 1 deletions

diff --git a/src/lib/libcrypto/asn1/a_bitstr.c b/src/lib/libcrypto/asn1/a_bitstr.c
index f217f13d27..68cefee4a2 100644
--- a/src/lib/libcrypto/asn1/a_bitstr.c
+++ b/src/lib/libcrypto/asn1/a_bitstr.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: a_bitstr.c,v 1.30 2020/09/03 17:19:27 tb Exp $ */
+/* $OpenBSD: a_bitstr.c,v 1.31 2021/12/15 18:00:31 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -60,7 +60,9 @@
 #include <string.h>
 
 #include <openssl/asn1.h>
+#include <openssl/conf.h>
 #include <openssl/err.h>
+#include <openssl/x509v3.h>
 
 int
 ASN1_BIT_STRING_set(ASN1_BIT_STRING *x, unsigned char *d, int len)
@@ -262,3 +264,52 @@ ASN1_BIT_STRING_check(const ASN1_BIT_STRING *a, const unsigned char *flags,
         }
         return ok;
 }
+
+int
+ASN1_BIT_STRING_name_print(BIO *out, ASN1_BIT_STRING *bs,
+    BIT_STRING_BITNAME *tbl, int indent)
+{
+        BIT_STRING_BITNAME *bnam;
+        char first = 1;
+
+        BIO_printf(out, "%*s", indent, "");
+        for (bnam = tbl; bnam->lname; bnam++) {
+                if (ASN1_BIT_STRING_get_bit(bs, bnam->bitnum)) {
+                        if (!first)
+                                BIO_puts(out, ", ");
+                        BIO_puts(out, bnam->lname);
+                        first = 0;
+                }
+        }
+        BIO_puts(out, "\n");
+        return 1;
+}
+
+int
+ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING *bs, const char *name, int value,
+    BIT_STRING_BITNAME *tbl)
+{
+        int bitnum;
+
+        bitnum = ASN1_BIT_STRING_num_asc(name, tbl);
+        if (bitnum < 0)
+                return 0;
+        if (bs) {
+                if (!ASN1_BIT_STRING_set_bit(bs, bitnum, value))
+                        return 0;
+        }
+        return 1;
+}
+
+int
+ASN1_BIT_STRING_num_asc(const char *name, BIT_STRING_BITNAME *tbl)
+{
+        BIT_STRING_BITNAME *bnam;
+
+        for (bnam = tbl; bnam->lname; bnam++) {
+                if (!strcmp(bnam->sname, name) ||
+                    !strcmp(bnam->lname, name))
+                        return bnam->bitnum;
+        }
+        return -1;
+}