X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=blobdiff_plain;f=index%2Frecindex.h;h=b508ef983d865267a67ca3c676a1e4ad21b69307;hp=a3078c1194ee46ed81b8970b99351cc443ed91dc;hb=bdf0f406d66c4702c3b8942d1bb33a9212283138;hpb=6a0f9234f945bc4956e2bcef75f715661a9eba9a

diff --git a/index/recindex.h b/index/recindex.h
index a3078c1..b508ef9 100644
--- a/index/recindex.h
+++ b/index/recindex.h
@@ -1,5 +1,5 @@
 /* This file is part of the Zebra server.
-   Copyright (C) 1994-2009 Index Data
+   Copyright (C) 2004-2013 Index Data
 
 Zebra is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
@@ -76,28 +76,49 @@ Record rec_get(Records p, zint sysno);
     \returns record pointer (or NULL on error)
 */
 Record rec_get_root(Records p);
+
+
+/** \brief gets next record - with given records
+    \param p records handle
+    \param rec record
+    \returns record pointer (or NULL on error)
+*/
+Record rec_get_next(Records p, Record rec);
+
 ZEBRA_RES rec_close (Records *p);
 
 /** \brief opens records system
     \param bfs block file storage
     \param rw read-write flag(0=read only, 1=write)
-    \param compression_method REC_COMPRESS_ type 
+    \param compression_method REC_COMPRESS_ type
 */
 Records rec_open(BFiles bfs, int rw, int compression_method);
 
+/** \brief check whether a compression method is supported
+    \param compression_method (REC_COMPRESS_..)
+    \retval 0 if method is unsupported
+    \retval 1 if method is supported
+*/
+int rec_check_compression_method(int compression_method);
+
 char *rec_strdup(const char *s, size_t *len);
 void rec_prstat(Records p, int verbose);
 
 zint rec_sysno_to_int(zint sysno);
 
-/** \brief compression types */
+
+/** \brief No compression ("none") */
 #define REC_COMPRESS_NONE   0
+/** \brief BZIP2 compression (slow and requires big chunks) */
 #define REC_COMPRESS_BZIP2  1
+/** \brief zlib compression (faster and works off small chunks) */
+#define REC_COMPRESS_ZLIB   2
+
 
-enum { 
-    recInfo_fileType, 
-    recInfo_filename, 
-    recInfo_delKeys, 
+enum {
+    recInfo_fileType,
+    recInfo_filename,
+    recInfo_delKeys,
     recInfo_databaseName,
     recInfo_storeData,
     recInfo_attr,
@@ -120,7 +141,7 @@ void recindex_close(recindex_t p);
 int recindex_read_head(recindex_t p, void *buf);
 const char *recindex_get_fname(recindex_t p);
 ZEBRA_RES recindex_write_head(recindex_t p, const void *buf, size_t len);
-int recindex_read_indx(recindex_t p, zint sysno, void *buf, int itemsize, 
+int recindex_read_indx(recindex_t p, zint sysno, void *buf, int itemsize,
                        int ignoreError);
 void recindex_write_indx(recindex_t p, zint sysno, void *buf, int itemsize);