Merge in conversion to C++.

[awesomized/libmemcached] / libmemcached / callback.cc

diff --git a/libmemcached/callback.cc b/libmemcached/callback.cc
new file mode 100644 (file)
index 0000000..9818af4
--- /dev/null
+++ b/libmemcached/callback.cc
@@ -0,0 +1,160 @@
+/* LibMemcached
+ * Copyright (C) 2006-2009 Brian Aker
+ * All rights reserved.
+ *
+ * Use and distribution licensed under the BSD license.  See
+ * the COPYING file in the parent directory for full text.
+ *
+ * Summary: Change any of the possible callbacks.
+ *
+ */
+
+#include <libmemcached/common.h>
+#include <sys/types.h>
+
+#pragma GCC diagnostic ignored "-Wstrict-aliasing"
+
+/*
+  These functions provide data and function callback support
+*/
+
+memcached_return_t memcached_callback_set(memcached_st *ptr,
+                                          const memcached_callback_t flag,
+                                          void *data)
+{
+  switch (flag)
+  {
+  case MEMCACHED_CALLBACK_PREFIX_KEY:
+    {
+      return memcached_set_prefix_key(ptr, (char*)data, data ? strlen((char*)data) : 0);
+    }
+  case MEMCACHED_CALLBACK_USER_DATA:
+    {
+      ptr->user_data= data;
+      break;
+    }
+  case MEMCACHED_CALLBACK_CLEANUP_FUNCTION:
+    {
+      memcached_cleanup_fn func= *(memcached_cleanup_fn *)&data;
+      ptr->on_cleanup= func;
+      break;
+    }
+  case MEMCACHED_CALLBACK_CLONE_FUNCTION:
+    {
+      memcached_clone_fn func= *(memcached_clone_fn *)&data;
+      ptr->on_clone= func;
+      break;
+    }
+#ifdef MEMCACHED_ENABLE_DEPRECATED
+  case MEMCACHED_CALLBACK_MALLOC_FUNCTION:
+    {
+      memcached_malloc_function func= *(memcached_malloc_fn *)&data;
+      ptr->call_malloc= func;
+      break;
+    }
+  case MEMCACHED_CALLBACK_REALLOC_FUNCTION:
+    {
+      memcached_realloc_function func= *(memcached_realloc_fn *)&data;
+      ptr->call_realloc= func;
+      break;
+    }
+  case MEMCACHED_CALLBACK_FREE_FUNCTION:
+    {
+      memcached_free_function func= *(memcached_free_fn *)&data;
+      ptr->call_free= func;
+      break;
+    }
+#endif
+  case MEMCACHED_CALLBACK_GET_FAILURE:
+    {
+      memcached_trigger_key_fn func= *(memcached_trigger_key_fn *)&data;
+      ptr->get_key_failure= func;
+      break;
+    }
+  case MEMCACHED_CALLBACK_DELETE_TRIGGER:
+    {
+      memcached_trigger_delete_key_fn func= *(memcached_trigger_delete_key_fn *)&data;
+      ptr->delete_trigger= func;
+      break;
+    }
+  case MEMCACHED_CALLBACK_MAX:
+  default:
+    return MEMCACHED_FAILURE;
+  }
+
+  return MEMCACHED_SUCCESS;
+}
+
+void *memcached_callback_get(memcached_st *ptr,
+                             const memcached_callback_t flag,
+                             memcached_return_t *error)
+{
+  memcached_return_t local_error;
+
+  if (!error)
+    error = &local_error;
+
+  switch (flag)
+  {
+  case MEMCACHED_CALLBACK_PREFIX_KEY:
+    {
+      if (ptr->prefix_key)
+      {
+        *error= MEMCACHED_SUCCESS;
+        return (void *)memcached_array_string(ptr->prefix_key);
+      }
+      else
+      {
+        *error= MEMCACHED_FAILURE;
+        return NULL;
+      }
+    }
+  case MEMCACHED_CALLBACK_USER_DATA:
+    {
+      *error= ptr->user_data ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return (void *)ptr->user_data;
+    }
+  case MEMCACHED_CALLBACK_CLEANUP_FUNCTION:
+    {
+      *error= ptr->on_cleanup ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->on_cleanup;
+    }
+  case MEMCACHED_CALLBACK_CLONE_FUNCTION:
+    {
+      *error= ptr->on_clone ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->on_clone;
+    }
+#ifdef MEMCACHED_ENABLE_DEPRECATED
+  case MEMCACHED_CALLBACK_MALLOC_FUNCTION:
+    {
+      *error= ptr->call_malloc ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->call_malloc;
+    }
+  case MEMCACHED_CALLBACK_REALLOC_FUNCTION:
+    {
+      *error= ptr->call_realloc ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->call_realloc;
+    }
+  case MEMCACHED_CALLBACK_FREE_FUNCTION:
+    {
+      *error= ptr->call_free ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->call_free;
+    }
+#endif
+  case MEMCACHED_CALLBACK_GET_FAILURE:
+    {
+      *error= ptr->get_key_failure ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->get_key_failure;
+    }
+  case MEMCACHED_CALLBACK_DELETE_TRIGGER:
+    {
+      *error= ptr->delete_trigger ? MEMCACHED_SUCCESS : MEMCACHED_FAILURE;
+      return *(void **)&ptr->delete_trigger;
+    }
+  case MEMCACHED_CALLBACK_MAX:
+  default:
+    WATCHPOINT_ASSERT(0);
+    *error= MEMCACHED_FAILURE;
+    return NULL;
+  }
+}