Changeset 7699

Timestamp:

Jun 26, 2006, 5:42:01 PM (20 years ago)

Author:

jhoblitt

Message:

add psMetadataLookupTime()

Location:

trunk/psLib/src/types

Files:

• psMetadata.c (modified) (2 diffs)
• psMetadata.h (modified) (2 diffs)

trunk/psLib/src/types/psMetadata.c

@@ -12 +12 @@
  *  @author Ross Harman, MHPCC
  *
- *  @version $Revision: 1.113 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2006-06-13 23:59:41 $
+ *  @version $Revision: 1.114 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2006-06-27 03:42:01 $
  *
  *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -1078 +1078 @@
     }
     return value;
+}
+
+psTime *psMetadataLookupTime(bool *status,
+                             const psMetadata *md,
+                             const char *key)
+{
+    PS_ASSERT_PTR_NON_NULL(md,NULL);
+    PS_ASSERT_PTR_NON_NULL(md->list,NULL);
+
+    psMetadataItem *item = psMetadataLookup((psMetadata*)md, key);
+    if (!item) {
+        // The given key isn't in the metadata
+        if (status) {
+            *status = false;
+        } else {
+            psError(PS_ERR_IO, true, "Couldn't find %s in the metadata.\n", key);
+        }
+        return NULL;
+    }
+
+    if (item->type != PS_DATA_TIME) {
+        // The value at the key isn't metadata
+        if (status) {
+            *status = false;
+        } else {
+            psLogMsg(__func__, PS_LOG_WARN, "%s isn't of type PS_DATA_TIME, as expected.\n", key);
+        }
+        return NULL;
+    }
+
+    // We have the requested metadata
+    if (status) {
+        *status = true;
+    }
+
+    return item->data.V;
 }
 

trunk/psLib/src/types/psMetadata.h

@@ -11 +11 @@
 *  @author Ross Harman, MHPCC
 *
-*  @version $Revision: 1.80 $ $Name: not supported by cvs2svn $
-*  @date $Date: 2006-06-13 23:59:41 $
+*  @version $Revision: 1.81 $ $Name: not supported by cvs2svn $
+*  @date $Date: 2006-06-27 03:42:01 $
 *
 *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -1040 +1040 @@
 );
 
+/** Find an item in the metadata collection based on key name and return it as a psTime pointer.
+ *
+ *  Items may be found in the metadata by providing a key. If the key is
+ *  non-unique, the value of the first item is returned. If the item is not found, zero is
+ *  returned.
+ *
+ *  @return psTime:           Value of metadata item.
+ */
+
+psTime *psMetadataLookupTime(
+    bool *status,                      ///< Status of lookup.
+    const psMetadata *md,              ///< Metadata collection to lookup metadata item.
+    const char *key                    ///< Name of metadata key.
+);
+
+
 /** Prints metadata collection.
  *