Have routines for parsing options that affect dissection.

Have them handle -d, -t, --disable-protocol, --disable-heuristic, and
--enable-heuristic for TShark and both flavors of Wireshark.

Change-Id: I612c276b1f9df8a2092202d23ab3d48be7857e85
Reviewed-on: https://code.wireshark.org/review/18583
Petri-Dish: Guy Harris <guy@alum.mit.edu>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Guy Harris <guy@alum.mit.edu>

1 files changed, 106 insertions, 0 deletions

diff --git a/ui/dissect_opts.h b/ui/dissect_opts.h
new file mode 100644
index 0000000000..ad049b8160
--- /dev/null
+++ b/ui/dissect_opts.h
@@ -0,0 +1,106 @@
+/* dissect_opts.h
+ * Dissection options (parameters that affect dissection)
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+
+/** @file
+ *
+ *  Dissection options (parameters that affect dissection)
+ *
+ */
+
+#ifndef __DISSECT_OPTS_H__
+#define __DISSECT_OPTS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*
+ * Long options.
+ * We do not currently have long options corresponding to all short
+ * options; we should probably pick appropriate option names for them.
+ *
+ * For long options with no corresponding short options, we define values
+ * outside the range of ASCII graphic characters, make that the last
+ * component of the entry for the long option, and have a case for that
+ * option in the switch statement.
+ *
+ * We also pick values >= 4096, so as not to collide with capture options,
+ * and <= 65535, so as to leave values > 65535 for options specific to a
+ * program.
+ */
+
+/*
+ * Non-capture long-only options should start here, to avoid collision
+ * with capture options.
+ */
+#define LONGOPT_DISABLE_PROTOCOL  4096
+#define LONGOPT_ENABLE_HEURISTIC  4097
+#define LONGOPT_DISABLE_HEURISTIC 4098
+
+/*
+ * Options for dissecting common to all dissecting programs.
+ */
+#define LONGOPT_DISSECT_COMMON \
+    {"disable-protocol", required_argument, NULL, LONGOPT_DISABLE_PROTOCOL }, \
+    {"enable-heuristic", required_argument, NULL, LONGOPT_ENABLE_HEURISTIC }, \
+    {"disable-heuristic", required_argument, NULL, LONGOPT_DISABLE_HEURISTIC }, \
+
+#define OPTSTRING_DISSECT_COMMON \
+    "d:t:"
+
+/** Capture options coming from user interface */
+typedef struct dissect_options_tag {
+    ts_type time_format;
+    GSList *disable_protocol_slist;
+    GSList *enable_heur_slist;
+    GSList *disable_heur_slist;
+} dissect_options;
+
+extern dissect_options global_dissect_options;
+
+/* initialize the dissect_options with some reasonable values */
+extern void
+dissect_opts_init(void);
+
+/* set a command line option value */
+extern void
+dissect_opts_add_opt(int opt, char *optarg_str_p);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* dissect_opts.h */
+
+/*
+ * Editor modelines  -  http://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:
+ */