Adding upstream version 4.2.2.upstream/4.2.2

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

1 files changed, 129 insertions, 0 deletions

diff --git a/epan/column-info.h b/epan/column-info.h
new file mode 100644
index 00000000..0d26e652
--- /dev/null
+++ b/epan/column-info.h
@@ -0,0 +1,129 @@
+/* column-info.h
+ * Definitions for internal column structures and routines
+ *
+ * For internal Wireshark use only. Don't include this header in dissectors!
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef __COLUMN_INFO_H__
+#define __COLUMN_INFO_H__
+
+#include <glib.h>
+#include <epan/column-utils.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/** @file
+ * Column info.
+ */
+
+typedef struct _proto_node proto_tree;
+
+#define COLUMN_FIELD_FILTER  "_ws.col."
+
+/** Column expression */
+typedef struct {
+  const gchar **col_expr;     /**< Filter expression */
+  gchar      **col_expr_val;  /**< Value for filter expression */
+} col_expr_t;
+
+/** Individual column info */
+typedef struct {
+  gint                col_fmt;              /**< Format of column */
+  gboolean           *fmt_matx;             /**< Specifies which formats apply to a column */
+  gchar              *col_title;            /**< Column titles */
+  gchar              *col_custom_fields;    /**< Custom column fields */
+  gint                col_custom_occurrence;/**< Custom column field occurrence */
+  GSList             *col_custom_fields_ids;/**< Custom column fields id */
+  struct epan_dfilter *col_custom_dfilter;  /**< Compiled custom column field */
+  const gchar        *col_data;             /**< Column data */
+  gchar              *col_buf;              /**< Buffer into which to copy data for column */
+  int                 col_fence;            /**< Stuff in column buffer before this index is immutable */
+  gboolean            writable;             /**< writable or not */
+  int                 hf_id;
+} col_item_t;
+
+/** Column info */
+struct epan_column_info {
+  const struct epan_session *epan;
+  gint                num_cols;             /**< Number of columns */
+  col_item_t         *columns;              /**< All column data */
+  gint               *col_first;            /**< First column number with a given format */
+  gint               *col_last;             /**< Last column number with a given format */
+  col_expr_t          col_expr;             /**< Column expressions and values */
+  gboolean            writable;             /**< writable or not @todo Are we still writing to the columns? */
+  GRegex             *prime_regex;          /**< Used to prime custom columns */
+};
+
+/** Allocate all the data structures for constructing column data, given
+ * the number of columns.
+ */
+WS_DLL_PUBLIC void col_setup(column_info *cinfo, const gint num_cols);
+
+/** Cleanup all the data structures for constructing column data;
+ * undoes the alocations that col_setup() does.
+ */
+WS_DLL_PUBLIC void col_cleanup(column_info *cinfo);
+
+/** Initialize the data structures for constructing column data.
+ */
+extern void col_init(column_info *cinfo, const struct epan_session *epan);
+
+/** Fill in all columns of the given packet which are based on values from frame_data.
+ */
+WS_DLL_PUBLIC void col_fill_in_frame_data(const frame_data *fd, column_info *cinfo, const gint col, gboolean const fill_col_exprs);
+
+/** Fill in all (non-custom) columns of the given packet.
+ */
+WS_DLL_PUBLIC void col_fill_in(packet_info *pinfo, const gboolean fill_col_exprs, const gboolean fill_fd_colums);
+
+/** Fill in columns if we got an error reading the packet.
+ * We set most columns to "???", and set the Info column to an error
+ * message.
+ */
+WS_DLL_PUBLIC void col_fill_in_error(column_info *cinfo, frame_data *fdata, const gboolean fill_col_exprs, const gboolean fill_fd_colums);
+
+/** Check to see if our column data has changed, e.g. we have new request/response info.
+ */
+WS_DLL_PUBLIC gboolean  col_data_changed(void);
+
+void col_custom_set_edt(struct epan_dissect *edt, column_info *cinfo);
+
+WS_DLL_PUBLIC
+void col_custom_prime_edt(struct epan_dissect *edt, column_info *cinfo);
+
+/** Get a filter expression for a custom column. This string must be g_free'd.
+ */
+WS_DLL_PUBLIC
+char* col_custom_get_filter(struct epan_dissect *edt, column_info *cinfo, const gint col);
+
+WS_DLL_PUBLIC
+gboolean have_custom_cols(column_info *cinfo);
+
+WS_DLL_PUBLIC
+gboolean have_field_extractors(void);
+
+WS_DLL_PUBLIC
+gboolean col_has_time_fmt(column_info *cinfo, const gint col);
+
+WS_DLL_PUBLIC
+gboolean col_based_on_frame_data(column_info *cinfo, const gint col);
+
+void
+col_register_protocol(void);
+
+extern
+void col_dissect(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __COLUMN_INFO_H__ */