bk commit into 5.1 tree (pekka:1.2453)

[pekka]

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ChangeSet@stripped, 2007-02-22 12:38:44+01:00, pekka@stripped +1 -0
  ndb - rel5.1.16 NdbRecAttr print of blob length assumed uint64 aligned buffer

  storage/ndb/src/ndbapi/NdbRecAttr.cpp@stripped, 2007-02-22 12:37:54+01:00,
pekka@stripped +16 -16
    ndb - rel5.1.16 NdbRecAttr print of blob length assumed uint64 aligned buffer

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	pekka
# Host:	orca.ndb.mysql.com
# Root:	/export/home/space/pekka/ndb/version/my51-rel

--- 1.32/storage/ndb/src/ndbapi/NdbRecAttr.cpp	2007-02-22 12:39:14 +01:00
+++ 1.33/storage/ndb/src/ndbapi/NdbRecAttr.cpp	2007-02-22 12:39:14 +01:00
@@ -343,24 +343,24 @@
     }
     break;
     case NdbDictionary::Column::Blob:
-    {
-      const NdbBlob::Head* h = (const NdbBlob::Head*)r.aRef();
-      out << h->length << ":";
-      const unsigned char* p = (const unsigned char*)(h + 1);
-      unsigned n = r.get_size_in_bytes() - sizeof(*h);
-      for (unsigned k = 0; k < n && k < h->length; k++)
-	out.print("%02X", (int)p[k]);
-      j = length;
-    }
-    break;
     case NdbDictionary::Column::Text:
     {
-      const NdbBlob::Head* h = (const NdbBlob::Head*)r.aRef();
-      out << h->length << ":";
-      const unsigned char* p = (const unsigned char*)(h + 1);
-      unsigned n = r.get_size_in_bytes() - sizeof(*h);
-      for (unsigned k = 0; k < n && k < h->length; k++)
-	out.print("%c", (int)p[k]);
+      // user defined aRef() may not be aligned to Uint64
+      NdbBlob::Head head;
+      memcpy(&head, r.aRef(), sizeof(head));
+      out << head.length << ":";
+      const unsigned char* p = (const unsigned char*)r.aRef() + sizeof(head);
+      if (r.get_size_in_bytes() < sizeof(head))
+        out << "***error***"; // really cannot happen
+      else {
+        unsigned n = r.get_size_in_bytes() - sizeof(head);
+        for (unsigned k = 0; k < n && k < head.length; k++) {
+          if (r.getType() == NdbDictionary::Column::Blob)
+            out.print("%02X", (int)p[k]);
+          else
+            out.print("%c", (int)p[k]);
+        }
+      }
       j = length;
     }
     break;