From 9757665aed90c0d2bb4cbc2941a5456b8bbdb773 Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Mon, 19 May 2003 10:33:18 +0000
Subject: [PATCH] ITS#2490 - allow retry for incomplete reads of BER tag & len

---
 libraries/liblber/io.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/libraries/liblber/io.c b/libraries/liblber/io.c
index 921363177b..bab1fbe91c 100644
--- a/libraries/liblber/io.c
+++ b/libraries/liblber/io.c
@@ -543,10 +543,10 @@ ber_get_next(
 					return LBER_DEFAULT;
 				}
 			}
+			if (sblen == 1) continue;
+
 			ber->ber_tag = tag;
 			ber->ber_ptr = (char *)p;
-
-			if (sblen == 1) continue;
 		}
 
 		/* Now look for the length */
@@ -559,6 +559,11 @@ ber_get_next(
 			}
 			/* Not enough bytes? */
 			if (ber->ber_rwptr - ber->ber_ptr < llen) {
+#if defined( EWOULDBLOCK )
+				errno = EWOULDBLOCK;
+#elif defined( EAGAIN )
+				errno = EAGAIN;
+#endif			
 				return LBER_DEFAULT;
 			}
 			for (i=0;
-- 
2.39.5