diff options
author | Richard Levitte <levitte@openssl.org> | 2020-07-27 18:39:51 +0200 |
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committer | Richard Levitte <levitte@openssl.org> | 2020-07-30 23:23:15 +0200 |
commit | 6c6b20d59153cd29e38dfebee0b8a6f998402254 (patch) | |
tree | 3b8a0f3eeba0d20789c5540581a29e95a6bfbc23 | |
parent | 86b5ab58aae0bddb93a58e9dcfac5ea3db022f6a (diff) |
DER writer: Make context-specific tags constructed (i.e. explicit)
For now, that's what we see being used. It's possible that we will
have to figure out a way to specific if these should be implicit or
explicit on a case by case basis.
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12544)
-rw-r--r-- | crypto/der_writer.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/crypto/der_writer.c b/crypto/der_writer.c index 8762787504..117b5dff90 100644 --- a/crypto/der_writer.c +++ b/crypto/der_writer.c @@ -38,10 +38,14 @@ static int int_end_context(WPACKET *pkt, int tag) return 1; if (!ossl_assert(tag <= 30)) return 0; + + /* Context specific are normally (?) constructed */ + tag |= DER_F_CONSTRUCTED | DER_C_CONTEXT; + return WPACKET_get_total_written(pkt, &size1) && WPACKET_close(pkt) && WPACKET_get_total_written(pkt, &size2) - && (size1 == size2 || WPACKET_put_bytes_u8(pkt, DER_C_CONTEXT | tag)); + && (size1 == size2 || WPACKET_put_bytes_u8(pkt, tag)); } int DER_w_precompiled(WPACKET *pkt, int tag, |