Fuzzing with associated fixes

1 files changed, 4 insertions, 1 deletions

diff --git a/lib/bib-parse.awk b/lib/bib-parse.awk
index e5bf9fa..e83cb07 100644
--- a/lib/bib-parse.awk
+++ b/lib/bib-parse.awk
@@ -4,7 +4,8 @@
 #   bib_entry(type, key) - called once per regular entry. The fields are
 #                          available in BIB_N, BIB_NAME[], BIB_VAL[] and
 #                          BIB_KIND[]; the raw source text of the entry
-#                          is in BIB_RAW.
+#                          is in BIB_RAW, and its position in the input
+#                          buffer bib_buf is BIB_START..BIB_END-1.
 #   bib_pass(raw)        - called for @string and @preamble blocks with
 #                          their raw source text.
 #
@@ -211,6 +212,8 @@ function bib_entry_at(s, i,    at, type, opener, closer, key, name, c) {
     BIB_KIND[BIB_N] = BIB_VKIND
   }
   BIB_RAW = bib_trim(substr(s, at, i - at))
+  BIB_START = at
+  BIB_END = i
   bib_entry(type, key)
   return i
 }