/*
- * Copyright (c) 1995-1997, Index Data.
+ * Copyright (c) 1995-2000, Index Data.
* See the file LICENSE for details.
*
* IsamH is a simple ISAM that can only append to the end of the list.
*
*/
-#ifndef ISAMH_H
-#define ISAMH_H
+#ifndef ISAMD_H
+#define ISAMD_H
#include <bfile.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
+YAZ_BEGIN_CDECL
-typedef struct ISAMH_s *ISAMH;
-typedef int ISAMH_P;
-typedef struct ISAMH_PP_s *ISAMH_PP;
+typedef struct ISAMD_s *ISAMD;
+typedef int ISAMD_P;
+typedef struct ISAMD_PP_s *ISAMD_PP;
-typedef struct ISAMH_filecat_s { /* filecategories, mostly block sizes */
+typedef struct ISAMD_filecat_s { /* filecategories, mostly block sizes */
int bsize; /* block size */
int mblocks; /* maximum keys before switching to larger sizes */
-} *ISAMH_filecat;
+} *ISAMD_filecat;
-typedef struct ISAMH_M_s {
- ISAMH_filecat filecat;
+typedef struct ISAMD_M_s {
+ ISAMD_filecat filecat;
int (*compare_item)(const void *a, const void *b);
-#define ISAMH_DECODE 0
-#define ISAMH_ENCODE 1
+#define ISAMD_DECODE 0
+#define ISAMD_ENCODE 1
void *(*code_start)(int mode);
void (*code_stop)(int mode, void *p);
void (*code_item)(int mode, void *p, char **dst, char **src);
int max_blocks_mem;
int debug;
-} *ISAMH_M;
+} *ISAMD_M;
-typedef struct ISAMH_I_s { /* encapsulation of input data */
+typedef struct ISAMD_I_s { /* encapsulation of input data */
int (*read_item)(void *clientData, char **dst, int *insertMode);
void *clientData;
-} *ISAMH_I;
+} *ISAMD_I;
-ISAMH_M isamd_getmethod (void);
+ISAMD_M isamd_getmethod (ISAMD_M me);
-ISAMH isamd_open (BFiles bfs, const char *name, int writeflag, ISAMH_M method);
-int isamd_close (ISAMH is);
-ISAMH_P isamd_append (ISAMH is, ISAMH_P pos, ISAMH_I data);
+ISAMD isamd_open (BFiles bfs, const char *name, int writeflag, ISAMD_M method);
+int isamd_close (ISAMD is);
+ISAMD_P isamd_append (ISAMD is, ISAMD_P pos, ISAMD_I data);
/* corresponds to isc_merge */
-ISAMH_PP isamd_pp_open (ISAMH is, ISAMH_P pos);
-void isamd_pp_close (ISAMH_PP pp);
-int isamd_read_item (ISAMH_PP pp, char **dst);
-int isamd_pp_read (ISAMH_PP pp, void *buf);
-int isamd_pp_num (ISAMH_PP pp);
+ISAMD_PP isamd_pp_open (ISAMD is, ISAMD_P pos);
+void isamd_pp_close (ISAMD_PP pp);
+int isamd_read_item (ISAMD_PP pp, char **dst);
+int isamd_read_main_item (ISAMD_PP pp, char **dst);
+int isamd_pp_read (ISAMD_PP pp, void *buf);
+int isamd_pp_num (ISAMD_PP pp);
-int isamd_block_used (ISAMH is, int type);
-int isamd_block_size (ISAMH is, int type);
+int isamd_block_used (ISAMD is, int type);
+int isamd_block_size (ISAMD is, int type);
#define isamd_type(x) ((x) & 7)
#define isamd_block(x) ((x) >> 3)
#define isamd_addr(blk,typ) (((blk)<<3)+(typ))
-void isamd_buildfirstblock(ISAMH_PP pp);
-void isamd_buildlaterblock(ISAMH_PP pp);
+void isamd_buildfirstblock(ISAMD_PP pp);
+void isamd_buildlaterblock(ISAMD_PP pp);
-#ifdef __cplusplus
-}
-#endif
+YAZ_END_CDECL
-#endif /* ISAMH_H */
+#endif /* ISAMD_H */
/*
- * $Log: $
+ * $Log: isamd.h,v $
+ * Revision 1.3 1999/08/18 08:33:41 heikki
+ * Fixes
+ *
+ * Revision 1.2 1999/07/14 13:21:34 heikki
+ * Added isam-d files. Compiles (almost) clean. Doesn't work at all
+ *
+ * Revision 1.1 1999/07/14 12:34:43 heikki
+ * Copied from isamh, starting to change things...
+ *
*
*/