X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Frecindex.h;h=8e854cef0e2271d867af5bceb51e38bdb3ff2f96;hb=4e6078e4660869b9d83223c8ce842ed8dda211ab;hp=332092986b9e8362283be8fdc174e7a65033ae38;hpb=d71149439012fadf092321e3b507d23711715743;p=idzebra-moved-to-github.git

diff --git a/index/recindex.h b/index/recindex.h
index 3320929..8e854ce 100644
--- a/index/recindex.h
+++ b/index/recindex.h
@@ -85,16 +85,27 @@ ZEBRA_RES rec_close (Records *p);
 */
 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,