Adding upstream version 4.2.2.upstream/4.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 93 insertions, 0 deletions

diff --git a/epan/wmem_scopes.h b/epan/wmem_scopes.h
new file mode 100644
index 00000000..fdeb0db0
--- /dev/null
+++ b/epan/wmem_scopes.h
@@ -0,0 +1,93 @@
+/** @file
+ * Definitions for the Wireshark Memory Manager Scopes
+ * Copyright 2012, Evan Huus <eapache@gmail.com>
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef __WMEM_SCOPES_H__
+#define __WMEM_SCOPES_H__
+
+#include <wsutil/wmem/wmem.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @brief Fetch the current epan scope.
+ *
+ * Allocated memory is freed when wmem_leave_epan_scope() is called, which is normally at program exit.
+ */
+WS_DLL_PUBLIC
+wmem_allocator_t *
+wmem_epan_scope(void);
+
+/**
+ * @brief Fetch the current packet scope.
+ *
+ * Allocated memory is freed when wmem_leave_packet_scope() is called, which is normally at the end of packet dissection.
+ * N.B. Please use pinfo->pool in new code when possible. See
+ * <https://www.wireshark.org/lists/wireshark-dev/202107/msg00052.html>
+ */
+WS_DLL_PUBLIC
+wmem_allocator_t *
+wmem_packet_scope(void);
+
+WS_DLL_LOCAL
+void
+wmem_enter_packet_scope(void);
+
+WS_DLL_LOCAL
+void
+wmem_leave_packet_scope(void);
+
+/**
+ * @brief Fetch the current file scope.
+ *
+ * Allocated memory is freed when wmem_leave_file_scope() is called, which is normally when a capture file is closed.
+ */
+WS_DLL_PUBLIC
+wmem_allocator_t *
+wmem_file_scope(void);
+
+WS_DLL_LOCAL
+void
+wmem_enter_file_scope(void);
+
+WS_DLL_LOCAL
+void
+wmem_leave_file_scope(void);
+
+/* Scope Management */
+
+WS_DLL_PUBLIC
+void
+wmem_init_scopes(void);
+
+WS_DLL_PUBLIC
+void
+wmem_cleanup_scopes(void);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __WMEM_SCOPES_H__ */
+
+/*
+ * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 4
+ * tab-width: 8
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=4 tabstop=8 expandtab:
+ * :indentSize=4:tabSize=8:noTabs=true:
+ */