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Document the invariants for the empty X509_NAME encoding

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Reviewed-by: David von Oheimb <david.von.oheimb@siemens.com>
(Merged from https://github.com/openssl/openssl/pull/14832)
This commit is contained in:
Tomas Mraz 2021-04-12 19:22:04 +02:00
parent 74bcbea76f
commit 456541f0b7
1 changed files with 1 additions and 0 deletions
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crypto/x509/x_name.c
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@ -298,6 +298,7 @@ static int x509_name_ex_print(BIO *out, const ASN1_VALUE **pval,
* comparison of Name structures can be rapidly performed by just using
* memcmp() of the canonical encoding. By omitting the leading SEQUENCE name
* constraints of type dirName can also be checked with a simple memcmp().
* NOTE: For empty X509_NAME (NULL-DN), canon_enclen == 0 && canon_enc == NULL
*/
static int x509_name_canon(X509_NAME *a)