X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/c6daaa1a4842b06f4eb0f7fef5f969d12b5020ce..754c0df9e163ff5c244239a201026858f4381e73:/ssh.h

diff --git a/ssh.h b/ssh.h
index cca3ec07..e45c653f 100644
--- a/ssh.h
+++ b/ssh.h
@@ -252,6 +252,9 @@ struct ssh2_userkey {
     char *comment;		       /* the key comment */
 };
 
+/* The maximum length of any hash algorithm used in kex. (bytes) */
+#define SSH2_KEX_MAX_HASH_LEN (32) /* SHA-256 */
+
 extern const struct ssh_cipher ssh_3des;
 extern const struct ssh_cipher ssh_des;
 extern const struct ssh_cipher ssh_blowfish_ssh1;