diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/openssl/bytestring.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/openssl/bytestring.h b/include/openssl/bytestring.h index 0d48628..961b7e3 100644 --- a/include/openssl/bytestring.h +++ b/include/openssl/bytestring.h @@ -639,6 +639,9 @@ OPENSSL_EXPORT int CBB_flush_asn1_set_of(CBB *cbb); // Unicode utilities. +// +// These functions consider noncharacters (see section 23.7 from Unicode 15.0.0) +// to be invalid code points and will treat them as an error condition. // The following functions read one Unicode code point from |cbs| with the // corresponding encoding and store it in |*out|. They return one on success and @@ -653,7 +656,9 @@ OPENSSL_EXPORT int CBS_get_utf32_be(CBS *cbs, uint32_t *out); OPENSSL_EXPORT size_t CBB_get_utf8_len(uint32_t u); // The following functions encode |u| to |cbb| with the corresponding -// encoding. They return one on success and zero on error. +// encoding. They return one on success and zero on error. Error conditions +// include |u| being an invalid code point, or |u| being unencodable in the +// specified encoding. OPENSSL_EXPORT int CBB_add_utf8(CBB *cbb, uint32_t u); OPENSSL_EXPORT int CBB_add_latin1(CBB *cbb, uint32_t u); OPENSSL_EXPORT int CBB_add_ucs2_be(CBB *cbb, uint32_t u); |