added segment.c

src/stasis/CMakeLists.txt

@@ -14,10 +14,15 @@ ADD_LIBRARY(stasis crc32.c redblack.c lhtable.c rw.c doubleLinkedList.c
                    logger/filePool.c
                    logger/inMemoryLog.c
                    logger/logHandle.c logger/logger2.c
-                   logger/logMemory.c page/raw.c page/slotted.c page/lsnFree.c
+                   logger/logMemory.c
                    logger/reorderingHandle.c
                    logger/groupForce.c
-                   page/fixed.c compensations.c
+                   page/slotted.c
+                   page/fixed.c 
+                   page/raw.c
+                   page/lsnFree.c
+                   page/segment.c
+                   compensations.c
                    operations/pageOperations.c
                    operations/decrement.c operations/increment.c
                    operations/prepare.c operations/set.c

src/stasis/Makefile.am

@@ -13,7 +13,7 @@ libstasis_la_SOURCES=crc32.c redblack.c lhtable.c rw.c doubleLinkedList.c common
 		   logger/logMemory.c \
 		   logger/reorderingHandle.c \
 		   logger/groupForce.c \
-		   page/raw.c page/slotted.c page/lsnFree.c page/fixed.c  compensations.c \
+		   page/raw.c page/slotted.c page/lsnFree.c page/fixed.c page/segment.c compensations.c \
 	           operations/pageOperations.c operations/decrement.c  \
 		   operations/increment.c  operations/prepare.c  operations/set.c \
 		   operations/alloc.c operations/noop.c \

src/stasis/page.c

@@ -126,6 +126,7 @@ void stasis_page_init(stasis_dirty_page_table_t * dpt) {
   stasis_page_impl_register(stasis_page_blob_impl());
   stasis_page_impl_register(lsmRootImpl());
   stasis_page_impl_register(slottedLsnFreeImpl());
+  stasis_page_impl_register(segmentImpl());
 }
 
 void stasis_page_deinit() {

src/stasis/page/segment.c

@@ -0,0 +1,40 @@
+/*
+ * segment.c
+ *
+ *  Created on: Jul 9, 2009
+ *      Author: sears
+ */
+
+#include <stasis/page.h>
+
+static int notSupported(int xid, Page * p) { return 0; }
+
+page_impl segmentImpl() {
+static page_impl pi =  {
+    SEGMENT_PAGE,
+    0,
+    0,
+    0,
+    0,// readDone
+    0,// writeDone
+    0,
+    0,
+    0,
+    0,
+    0,
+    notSupported, // is block supported
+    stasis_block_first_default_impl,
+    stasis_block_next_default_impl,
+    stasis_block_done_default_impl,
+    0,
+    0,
+    0,
+    0,
+    0,
+    0, //XXX page_impl_dereference_identity,
+    0,
+    0,
+    0
+  };
+  return pi;
+}

stasis/constants.h

@@ -239,6 +239,7 @@ static const short SLOT_TYPE_LENGTHS[] = { -1, -1, sizeof(blob_record_t), -1};
 #define BLOB_PAGE           8
 #define LSM_ROOT_PAGE       9
 #define SLOTTED_LSN_FREE_PAGE 10
+#define SEGMENT_PAGE 11
 #define USER_DEFINED_PAGE(n) (100+n)  // 0 <= n < 155
 #define MAX_PAGE_TYPE       255
 

stasis/page.h

@@ -901,6 +901,7 @@ int stasis_fixed_records_per_page(size_t size);
 void stasis_page_blob_initialize(Page * p);
 
 page_impl slottedLsnFreeImpl();
+page_impl segmentImpl();
 END_C_DECLS
 
 #endif