src/usr.bin/ssh/sshbuf.c - diff

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-version 1.18, 2022/05/25 06:03:44
+version 1.19, 2022/12/02 04:40:27
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  #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)
  {