freem/src/global_bltin.h - diff

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-version 1.4, 2025/04/08 14:39:21
+version 1.6, 2025/04/08 20:00:56
  Line 24
   *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
   *
   *   $Log$
+  *   Revision 1.6  2025/04/08 20:00:56  snw
+  *   Global handler now uses a header file and maintains the last journaling transaction ID
+  *
+  *   Revision 1.5  2025/04/08 16:46:11  snw
+  *   Add global file header and offsets
+  *
   *   Revision 1.4  2025/04/08 14:39:21  snw
   *   Initial work on global handler refactor
   *
- Line 38
+ Line 44
  #if !defined(__FREEM_GLOBAL_BLTIN_H)
  # define __FREEM_GLOBAL_BLTIN_H
+ #include "version.h"
+ #define GBL_FORMAT_VERSION 2
+ #define GBL_MAGIC "FRMGL"
+ #define GBL_HDR_OK 0
+ #define GBL_HDR_NOTOPEN 1
+ #define GBL_HDR_BADMAGIC 2
+ #define GBL_HDR_BADVERSION 3
+ #define GBL_HDR_BADBLOCKSIZE 4
+ typedef struct global_header {
+     char magic[5]; /* FRMGL */
+     int format_version;
+     char host_triplet[40];
+     unsigned long block_size;
+     unsigned long last_transaction_id;
+     long created;
+     long last_backup;
+ } global_header;
  typedef struct global_handle {
      int fd; /* file descriptor */
+     global_header header;
      long use_count; /* how many times has it been accessed? */
      long age;
      short opened;
      short locked;
      unsigned long last_block;
      short fast_path;
      char global_name[256];