sh implementation to avoid unwanted resizes during iteration.

openssl/crypto/lhash/lhash.h

 /* crypto/lhash/lhash.h */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
  * 
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
@@ skipping 145 matching lines @@
         unsigned long num_comp_calls;
         unsigned long num_insert;
         unsigned long num_replace;
         unsigned long num_delete;
         unsigned long num_no_delete;
         unsigned long num_retrieve;
         unsigned long num_retrieve_miss;
         unsigned long num_hash_comps;
 
         int error;
+        int iteration_state;
         } _LHASH;       /* Do not use _LHASH directly, use LHASH_OF
                          * and friends */
 
 #define LH_LOAD_MULT    256
 
 /* Indicates a malloc() error in the last call, this is only bad
  * in lh_insert(). */
 #define lh_error(lh)    ((lh)->error)
 
 _LHASH *lh_new(LHASH_HASH_FN_TYPE h, LHASH_COMP_FN_TYPE c);
@@ skipping 56 matching lines @@
 
 DECLARE_LHASH_OF(OPENSSL_STRING);
 DECLARE_LHASH_OF(OPENSSL_CSTRING);
 
 #ifdef  __cplusplus
 }
 #endif
 
 #endif