Tidy up rs_sig_args() docstring.

1 files changed, 5 insertions, 4 deletions

diff --git a/src/librsync.h b/src/librsync.h
index 463c7fd..676a648 100644
--- a/src/librsync.h
+++ b/src/librsync.h
@@ -419,10 +419,11 @@ LIBRSYNC_EXPORT rs_result rs_job_free(rs_job_t *);
  * "unknown", and other arguments set to a value to use or zero for
  * "recommended". On return zero input args will be set to recommended values
  * and the returned result will indicate if any inputs were invalid. The
- * strong_len input is considered a minimum value where 0 means "maxium", and
- * will be increased if the suggested value for the old_fsize is larger. You
- * should set strong_len to at least 16 or ideally 0 if you need protection
- * against hash collision attacks.
+ * strong_len input is considered a minimum value where 0 means "maximum", and
+ * will be increased if the suggested value for the old_fsize is larger. Use
+ * strong_len=0 for the best protection against hash collision attacks. Use
+ * strong_len=1 for the smallest signature size that is safe for the given file
+ * size and block length.
  *
  * \param old_fsize - the original file size (-1 for "unknown").
  *