diff options
Diffstat (limited to 'sshbuf.c')
-rw-r--r-- | sshbuf.c | 27 |
1 files changed, 25 insertions, 2 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: sshbuf.c,v 1.18 2022/05/25 06:03:44 djm Exp $ */ +/* $OpenBSD: sshbuf.c,v 1.19 2022/12/02 04:40:27 djm Exp $ */ /* * Copyright (c) 2011 Damien Miller * @@ -15,7 +15,6 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#define SSHBUF_INTERNAL #include "includes.h" #include <sys/types.h> @@ -25,9 +24,33 @@ #include <string.h> #include "ssherr.h" +#define SSHBUF_INTERNAL #include "sshbuf.h" #include "misc.h" +#ifdef SSHBUF_DEBUG +# define SSHBUF_TELL(what) do { \ + printf("%s:%d %s: %s size %zu alloc %zu off %zu max %zu\n", \ + __FILE__, __LINE__, __func__, what, \ + buf->size, buf->alloc, buf->off, buf->max_size); \ + fflush(stdout); \ + } while (0) +#else +# define SSHBUF_TELL(what) +#endif + +struct sshbuf { + u_char *d; /* Data */ + const u_char *cd; /* Const data */ + size_t off; /* First available byte is buf->d + buf->off */ + size_t size; /* Last byte is buf->d + buf->size - 1 */ + size_t max_size; /* Maximum size of buffer */ + size_t alloc; /* Total bytes allocated to buf->d */ + int readonly; /* Refers to external, const data */ + u_int refcount; /* Tracks self and number of child buffers */ + struct sshbuf *parent; /* If child, pointer to parent */ +}; + static inline int sshbuf_check_sanity(const struct sshbuf *buf) { |