diff options
Diffstat (limited to 'sshbuf.h')
| -rw-r--r-- | sshbuf.h | 10 |
1 files changed, 9 insertions, 1 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: sshbuf.h,v 1.7 2016/05/02 08:49:03 djm Exp $ */ +/* $OpenBSD: sshbuf.h,v 1.8 2016/11/25 23:22:04 djm Exp $ */ /* * Copyright (c) 2011 Damien Miller * @@ -139,6 +139,14 @@ u_char *sshbuf_mutable_ptr(const struct sshbuf *buf); int sshbuf_check_reserve(const struct sshbuf *buf, size_t len); /* + * Preallocates len additional bytes in buf. + * Useful for cases where the caller knows how many bytes will ultimately be + * required to avoid realloc in the buffer code. + * Returns 0 on success, or a negative SSH_ERR_* error code on failure. + */ +int sshbuf_allocate(struct sshbuf *buf, size_t len); + +/* * Reserve len bytes in buf. * Returns 0 on success and a pointer to the first reserved byte via the * optional dpp parameter or a negative * SSH_ERR_* error code on failure. |