hooking checkpoints into vmm execution

[palacios.git] / palacios / src / palacios / vmm_chkpt_stores.h

diff --git a/palacios/src/palacios/vmm_chkpt_stores.h b/palacios/src/palacios/vmm_chkpt_stores.h
index 5a23e2d..505ef8c 100644 (file)
--- a/palacios/src/palacios/vmm_chkpt_stores.h
+++ b/palacios/src/palacios/vmm_chkpt_stores.h
@@ -40,6 +40,76 @@ static struct {} null_store __attribute__((__used__))                        \
 
 
 
+
+#include <palacios/vmm_util.h>
+
+
+static void * debug_open_chkpt(char * url, chkpt_mode_t mode) {
+   
+    if (mode == LOAD) {
+       V3_Print("Cannot load from debug store\n");
+       return NULL;
+    }
+
+    V3_Print("Opening Checkpoint: %s\n", url);
+
+    return (void *)1;
+}
+
+
+
+static int debug_close_chkpt(void * store_data) {
+    V3_Print("Closing Checkpoint\n");
+    return 0;
+}
+
+static void * debug_open_ctx(void * store_data, 
+                            void * parent_ctx, 
+                            char * name) {
+    V3_Print("[%s]\n", name);
+    return (void *)1;
+}
+
+static int debug_close_ctx(void * store_data, void * ctx) {
+    V3_Print("[CLOSE]\n"); 
+    return 0;
+}
+
+static int debug_save(void * store_data, void * ctx, 
+                     char * tag, uint64_t len, void * buf) {
+    V3_Print("%s:\n", tag);
+
+    if (len > 100) {
+       len = 100;
+    }
+
+    v3_dump_mem(buf, len);
+    
+    return 0;
+}
+
+static int debug_load(void * store_data, void * ctx, 
+                                 char * tag, uint64_t len, void * buf) {
+    V3_Print("Loading not supported !!!\n");
+    return 0;
+}
+
+
+static struct chkpt_interface debug_store = {
+    .name = "DEBUG",
+    .open_chkpt = debug_open_chkpt,
+    .close_chkpt = debug_close_chkpt,
+    .open_ctx = debug_open_ctx, 
+    .close_ctx = debug_close_ctx,
+    .save = debug_save,
+    .load = debug_load
+};
+
+register_chkpt_store(debug_store);
+
+
+
+
 #ifdef V3_CONFIG_KEYED_STREAMS
 #include <interfaces/vmm_keyed_stream.h>
 
@@ -112,4 +182,5 @@ register_chkpt_store(keyed_stream_store);
 
 
 
+
 #endif