diff options
Diffstat (limited to 'sshbuf.h')
| -rw-r--r-- | sshbuf.h | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: sshbuf.h,v 1.29 2024/08/15 00:51:51 djm Exp $ */ +/* $OpenBSD: sshbuf.h,v 1.32 2025/09/02 09:41:23 djm Exp $ */ /* * Copyright (c) 2011 Damien Miller * @@ -61,7 +61,8 @@ struct sshbuf *sshbuf_fromb(struct sshbuf *buf); * an existing buffer (the string is consumed in the process). * The contents of "buf" must not change in the lifetime of the resultant * buffer. - * Returns pointer to buffer on success, or NULL on allocation failure. + * On success, a pointer to the newly allocated buffer is placed in *bufp. + * Returns 0 on success, or a negative SSH_ERR_* error code on failure. */ int sshbuf_froms(struct sshbuf *buf, struct sshbuf **bufp); @@ -235,7 +236,9 @@ void sshbuf_dump(const struct sshbuf *buf, FILE *f); void sshbuf_dump_data(const void *s, size_t len, FILE *f); /* Return the hexadecimal representation of the contents of the buffer */ -char *sshbuf_dtob16(struct sshbuf *buf); +char *sshbuf_dtob16(const struct sshbuf *buf); +/* Make a sshbuf from a hex string */ +struct sshbuf *sshbuf_b16tod(const char *b16); /* Encode the contents of the buffer as base64 */ char *sshbuf_dtob64_string(const struct sshbuf *buf, int wrap); @@ -262,6 +265,15 @@ int sshbuf_cmp(const struct sshbuf *b, size_t offset, const void *s, size_t len); /* + * Test whether two buffers have identical contents. + * SSH_ERR_MESSAGE_INCOMPLETE indicates the buffers had differing size. + * SSH_ERR_INVALID_FORMAT indicates the buffers were the same size but + * had differing contents. + * Returns 0 on successful compare (comparing two empty buffers returns 0). + */ +int sshbuf_equals(const struct sshbuf *a, const struct sshbuf *b); + +/* * Searches the buffer for the specified string. Returns 0 on success * and updates *offsetp with the offset of the first match, relative to * the start of the buffer. Otherwise sshbuf_find will return a ssherr.h |