forked from osmocom/wireshark
![Roland Knall](/assets/img/avatar_default.png)
Group arguments together to better present them, as well as to have the possibility to better facilitate settings categories. The order of tabs is defined by the numbering of arguments and their appearance. If no tab can be found or no group has been defined for the argument, a default tab will be added. Change-Id: I032881193e09d4ad5d65c9f73fede87695acdace Reviewed-on: https://code.wireshark.org/review/27054 Petri-Dish: Roland Knall <rknall@gmail.com> Tested-by: Petri Dish Buildbot Reviewed-by: Roland Knall <rknall@gmail.com>
978 lines
33 KiB
C
978 lines
33 KiB
C
/* extcap_parser.c
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*
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* Routines for extcap external capture
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* Copyright 2013, Mike Ryan <mikeryan@lacklustre.net>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include <config.h>
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#include <stdio.h>
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#include <glib.h>
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#include <string.h>
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#include "ui/iface_toolbar.h"
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#include "wsutil/strtoi.h"
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#include "extcap.h"
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#include "extcap_parser.h"
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#include "ws_attributes.h"
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void extcap_printf_complex(extcap_complex *comp) {
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gchar *ret = extcap_get_complex_as_string(comp);
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printf("%s", ret);
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g_free(ret);
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}
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gchar *extcap_get_complex_as_string(extcap_complex *comp) {
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return (comp ? g_strdup(comp->_val) : NULL);
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}
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extcap_complex *extcap_parse_complex(extcap_arg_type complex_type,
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const gchar *data) {
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extcap_complex *rc = g_new0(extcap_complex, 1);
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rc->_val = g_strdup(data);
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rc->complex_type = complex_type;
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return rc;
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}
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gboolean extcap_compare_is_default(extcap_arg *element, extcap_complex *test) {
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if (element == NULL || element->default_complex == NULL || test == NULL)
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return FALSE;
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if (g_strcmp0(element->default_complex->_val, test->_val) == 0)
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return TRUE;
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return FALSE;
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}
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void extcap_free_complex(extcap_complex *comp) {
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if (comp)
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g_free(comp->_val);
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g_free(comp);
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}
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gint extcap_complex_get_int(extcap_complex *comp) {
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if (comp == NULL || comp->_val == NULL || comp->complex_type != EXTCAP_ARG_INTEGER)
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return (gint)0;
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return (gint) g_ascii_strtoll(comp->_val, NULL, 10);
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}
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guint extcap_complex_get_uint(extcap_complex *comp) {
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if (comp == NULL || comp->_val == NULL || comp->complex_type != EXTCAP_ARG_UNSIGNED)
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return (guint)0;
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return (guint) g_ascii_strtoull(comp->_val, NULL, 10);
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}
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gint64 extcap_complex_get_long(extcap_complex *comp) {
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if (comp == NULL || comp->_val == NULL || comp->complex_type != EXTCAP_ARG_LONG)
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return (gint64)0;
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return g_ascii_strtoll(comp->_val, NULL, 10);
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}
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gdouble extcap_complex_get_double(extcap_complex *comp) {
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if (comp == NULL || comp->_val == NULL || comp->complex_type != EXTCAP_ARG_DOUBLE)
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return (gdouble)0;
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return g_strtod(comp->_val, NULL);
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}
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gboolean extcap_complex_get_bool(extcap_complex *comp) {
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if (comp == NULL || comp->_val == NULL)
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return FALSE;
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if (comp->complex_type != EXTCAP_ARG_BOOLEAN && comp->complex_type != EXTCAP_ARG_BOOLFLAG)
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return FALSE;
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return g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, comp->_val, G_REGEX_CASELESS, (GRegexMatchFlags)0);
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}
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gchar *extcap_complex_get_string(extcap_complex *comp) {
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/* Not checking for argument type, to use this method as fallback if only strings are needed */
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return comp != NULL ? comp->_val : NULL;
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}
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static extcap_token_sentence *extcap_tokenize_sentence(const gchar *s) {
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GRegex *regex = NULL;
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GMatchInfo *match_info = NULL;
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GError *error = NULL;
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gchar *param_value = NULL;
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guint param_type = EXTCAP_PARAM_UNKNOWN;
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extcap_token_sentence *rs = g_new0(extcap_token_sentence, 1);
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rs->sentence = NULL;
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/* Regex for catching just the allowed values for sentences */
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if ((regex = g_regex_new("^[\\t| ]*(arg|value|interface|extcap|dlt|control)(?=[\\t| ]+\\{)",
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(GRegexCompileFlags) G_REGEX_CASELESS, (GRegexMatchFlags) 0, NULL)) != NULL) {
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g_regex_match(regex, s, (GRegexMatchFlags) 0, &match_info);
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if (g_match_info_matches(match_info))
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rs->sentence = g_match_info_fetch(match_info, 0);
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g_match_info_free(match_info);
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g_regex_unref(regex);
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}
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/* No valid sentence found, exiting here */
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if (rs->sentence == NULL) {
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g_free(rs);
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return NULL;
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}
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rs->param_list = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, g_free);
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/* Capture the argument and the value of the list. This will ensure,
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* that regex patterns given to {validation=} are parsed correctly,
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* as long as }{ does not occur within the pattern */
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regex = g_regex_new("\\{([a-zA-Z_-]*?)\\=(.*?)\\}(?=\\{|$|\\s)",
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(GRegexCompileFlags) G_REGEX_CASELESS, (GRegexMatchFlags) 0, NULL);
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if (regex != NULL) {
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g_regex_match_full(regex, s, -1, 0, (GRegexMatchFlags) 0, &match_info, &error);
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while (g_match_info_matches(match_info)) {
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gchar *arg = g_match_info_fetch(match_info, 1);
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if (arg == NULL)
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break;
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param_value = g_match_info_fetch(match_info, 2);
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if (g_ascii_strcasecmp(arg, "number") == 0) {
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param_type = EXTCAP_PARAM_ARGNUM;
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} else if (g_ascii_strcasecmp(arg, "call") == 0) {
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param_type = EXTCAP_PARAM_CALL;
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} else if (g_ascii_strcasecmp(arg, "display") == 0) {
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param_type = EXTCAP_PARAM_DISPLAY;
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} else if (g_ascii_strcasecmp(arg, "type") == 0) {
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param_type = EXTCAP_PARAM_TYPE;
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} else if (g_ascii_strcasecmp(arg, "arg") == 0) {
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param_type = EXTCAP_PARAM_ARG;
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} else if (g_ascii_strcasecmp(arg, "default") == 0) {
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param_type = EXTCAP_PARAM_DEFAULT;
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} else if (g_ascii_strcasecmp(arg, "value") == 0) {
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param_type = EXTCAP_PARAM_VALUE;
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} else if (g_ascii_strcasecmp(arg, "range") == 0) {
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param_type = EXTCAP_PARAM_RANGE;
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} else if (g_ascii_strcasecmp(arg, "tooltip") == 0) {
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param_type = EXTCAP_PARAM_TOOLTIP;
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} else if (g_ascii_strcasecmp(arg, "placeholder") == 0) {
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param_type = EXTCAP_PARAM_PLACEHOLDER;
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} else if (g_ascii_strcasecmp(arg, "mustexist") == 0) {
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param_type = EXTCAP_PARAM_FILE_MUSTEXIST;
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} else if (g_ascii_strcasecmp(arg, "fileext") == 0) {
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param_type = EXTCAP_PARAM_FILE_EXTENSION;
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} else if (g_ascii_strcasecmp(arg, "group") == 0) {
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param_type = EXTCAP_PARAM_GROUP;
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} else if (g_ascii_strcasecmp(arg, "name") == 0) {
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param_type = EXTCAP_PARAM_NAME;
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} else if (g_ascii_strcasecmp(arg, "enabled") == 0) {
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param_type = EXTCAP_PARAM_ENABLED;
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} else if (g_ascii_strcasecmp(arg, "parent") == 0) {
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param_type = EXTCAP_PARAM_PARENT;
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} else if (g_ascii_strcasecmp(arg, "reload") == 0) {
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param_type = EXTCAP_PARAM_RELOAD;
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} else if (g_ascii_strcasecmp(arg, "required") == 0) {
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param_type = EXTCAP_PARAM_REQUIRED;
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} else if (g_ascii_strcasecmp(arg, "save") == 0) {
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param_type = EXTCAP_PARAM_SAVE;
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} else if (g_ascii_strcasecmp(arg, "validation") == 0) {
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param_type = EXTCAP_PARAM_VALIDATION;
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} else if (g_ascii_strcasecmp(arg, "version") == 0) {
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param_type = EXTCAP_PARAM_VERSION;
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} else if (g_ascii_strcasecmp(arg, "help") == 0) {
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param_type = EXTCAP_PARAM_HELP;
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} else if (g_ascii_strcasecmp(arg, "control") == 0) {
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param_type = EXTCAP_PARAM_CONTROL;
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} else if (g_ascii_strcasecmp(arg, "role") == 0) {
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param_type = EXTCAP_PARAM_ROLE;
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} else {
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param_type = EXTCAP_PARAM_UNKNOWN;
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}
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g_hash_table_insert(rs->param_list, ENUM_KEY(param_type), param_value);
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g_match_info_next(match_info, &error);
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g_free(arg);
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}
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g_match_info_free(match_info);
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g_regex_unref(regex);
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}
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return rs;
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}
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static GList *extcap_tokenize_sentences(const gchar *s) {
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GList *sentences = NULL;
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extcap_token_sentence *item = NULL;
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gchar **list, **list_iter;
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list_iter = list = g_strsplit(s, "\n", 0);
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while (*list_iter != NULL) {
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item = extcap_tokenize_sentence(*list_iter);
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if (item)
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sentences = g_list_append(sentences, item);
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list_iter++;
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}
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g_strfreev(list);
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return sentences;
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}
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static void extcap_free_value(extcap_value *v) {
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if (v == NULL)
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return;
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g_free(v->call);
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g_free(v->display);
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g_free(v);
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}
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static void extcap_free_valuelist(gpointer data, gpointer user_data _U_) {
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extcap_free_value((extcap_value *) data);
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}
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void extcap_free_arg(extcap_arg *a) {
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if (a == NULL)
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return;
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g_free(a->call);
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g_free(a->display);
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g_free(a->tooltip);
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g_free(a->placeholder);
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g_free(a->fileextension);
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g_free(a->regexp);
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g_free(a->group);
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g_free(a->device_name);
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if (a->range_start != NULL)
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extcap_free_complex(a->range_start);
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if (a->range_end != NULL)
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extcap_free_complex(a->range_end);
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if (a->default_complex != NULL)
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extcap_free_complex(a->default_complex);
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g_list_foreach(a->values, (GFunc) extcap_free_valuelist, NULL);
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g_list_free(a->values);
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g_free(a);
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}
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static void extcap_free_toolbar_value(iface_toolbar_value *v) {
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if (v == NULL)
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return;
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g_free(v->value);
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g_free(v->display);
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g_free(v);
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}
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static void extcap_free_toolbar_control(iface_toolbar_control *c) {
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if (c == NULL)
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return;
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g_free(c->display);
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g_free(c->validation);
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g_free(c->tooltip);
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g_free(c->placeholder);
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g_free(c);
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}
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void extcap_free_arg_list(GList *a) {
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g_list_free_full(a, (GDestroyNotify)extcap_free_arg);
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}
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static gint glist_find_numbered_arg(gconstpointer listelem, gconstpointer needle) {
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if (((const extcap_arg *) listelem)->arg_num == *((const int *) needle))
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return 0;
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return 1;
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}
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static gint glist_find_numbered_control(gconstpointer listelem, gconstpointer needle) {
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if (((const iface_toolbar_control *) listelem)->num == *((const int *) needle))
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return 0;
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return 1;
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}
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static void extcap_free_tokenized_sentence(gpointer s, gpointer user_data _U_) {
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extcap_token_sentence *t = (extcap_token_sentence *)s;
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if (t == NULL)
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return;
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g_free(t->sentence);
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g_hash_table_destroy(t->param_list);
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g_free(t);
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}
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static void extcap_free_tokenized_sentences(GList *sentences) {
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if (sentences == NULL)
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return;
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g_list_foreach(sentences, extcap_free_tokenized_sentence, NULL);
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g_list_free(sentences);
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}
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static extcap_value *extcap_parse_value_sentence(extcap_token_sentence *s) {
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extcap_value *value = NULL;
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gchar *param_value = NULL;
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int tint = 0;
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if (s == NULL)
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return value;
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if (g_ascii_strcasecmp(s->sentence, "value") == 0) {
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_ARG)))
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== NULL) {
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printf("no arg in VALUE sentence\n");
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return NULL;
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}
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if (sscanf(param_value, "%d", &tint) != 1) {
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printf("invalid arg in VALUE sentence\n");
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return NULL;
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}
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value = g_new0(extcap_value, 1);
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value->arg_num = tint;
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_VALUE)))
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== NULL) {
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/* printf("no value in VALUE sentence\n"); */
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extcap_free_value(value);
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return NULL;
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}
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value->call = g_strdup(param_value);
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DISPLAY)))
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== NULL) {
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/* printf("no display in VALUE sentence\n"); */
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extcap_free_value(value);
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return NULL;
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}
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value->display = g_strdup(param_value);
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_PARENT)))
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!= NULL) {
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value->parent = g_strdup(param_value);
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}
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DEFAULT)))
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!= NULL) {
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/* printf("found default value\n"); */
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value->is_default = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
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}
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_ENABLED)))
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!= NULL) {
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value->enabled = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
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}
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}
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return value;
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}
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static extcap_arg *extcap_parse_arg_sentence(GList *args, extcap_token_sentence *s) {
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gchar *param_value = NULL;
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extcap_arg *target_arg = NULL;
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extcap_value *value = NULL;
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GList *entry = NULL;
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extcap_sentence_type sent = EXTCAP_SENTENCE_UNKNOWN;
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if (s == NULL)
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return target_arg;
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if (g_ascii_strcasecmp(s->sentence, "arg") == 0) {
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sent = EXTCAP_SENTENCE_ARG;
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/* printf("ARG sentence\n"); */
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} else if (g_ascii_strcasecmp(s->sentence, "value") == 0) {
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sent = EXTCAP_SENTENCE_VALUE;
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/* printf("VALUE sentence\n"); */
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}
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if (sent == EXTCAP_SENTENCE_ARG) {
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target_arg = g_new0(extcap_arg, 1);
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target_arg->arg_type = EXTCAP_ARG_UNKNOWN;
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target_arg->save = TRUE;
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_ARGNUM))) == NULL) {
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extcap_free_arg(target_arg);
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return NULL;
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}
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if (sscanf(param_value, "%d", &(target_arg->arg_num)) != 1) {
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extcap_free_arg(target_arg);
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return NULL;
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}
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_CALL))) == NULL) {
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extcap_free_arg(target_arg);
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return NULL;
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}
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target_arg->call = g_strdup(param_value);
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/* No value only parameters allowed */
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if (strlen(target_arg->call) == 0) {
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extcap_free_arg(target_arg);
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return NULL;
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}
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DISPLAY))) == NULL) {
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extcap_free_arg(target_arg);
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return NULL;
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}
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target_arg->display = g_strdup(param_value);
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_TOOLTIP)))
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!= NULL) {
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target_arg->tooltip = g_strdup(param_value);
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}
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_PLACEHOLDER)))
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!= NULL) {
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target_arg->placeholder = g_strdup(param_value);
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}
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if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_FILE_MUSTEXIST)))
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!= NULL) {
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target_arg->fileexists = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
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}
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|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_FILE_EXTENSION)))
|
|
!= NULL) {
|
|
target_arg->fileextension = g_strdup(param_value);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_VALIDATION)))
|
|
!= NULL) {
|
|
target_arg->regexp = g_strdup(param_value);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_GROUP)))
|
|
!= NULL) {
|
|
target_arg->group = g_strdup(param_value);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_REQUIRED)))
|
|
!= NULL) {
|
|
target_arg->is_required = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_TYPE)))
|
|
== NULL) {
|
|
/* printf("no type in ARG sentence\n"); */
|
|
extcap_free_arg(target_arg);
|
|
return NULL;
|
|
}
|
|
|
|
if (g_ascii_strcasecmp(param_value, "integer") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_INTEGER;
|
|
} else if (g_ascii_strcasecmp(param_value, "unsigned") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_UNSIGNED;
|
|
} else if (g_ascii_strcasecmp(param_value, "long") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_LONG;
|
|
} else if (g_ascii_strcasecmp(param_value, "double") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_DOUBLE;
|
|
} else if (g_ascii_strcasecmp(param_value, "boolean") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_BOOLEAN;
|
|
} else if (g_ascii_strcasecmp(param_value, "boolflag") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_BOOLFLAG;
|
|
} else if (g_ascii_strcasecmp(param_value, "selector") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_SELECTOR;
|
|
} else if (g_ascii_strcasecmp(param_value, "radio") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_RADIO;
|
|
} else if (g_ascii_strcasecmp(param_value, "string") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_STRING;
|
|
} else if (g_ascii_strcasecmp(param_value, "password") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_PASSWORD;
|
|
/* default setting is to not save passwords */
|
|
target_arg->save = FALSE;
|
|
} else if (g_ascii_strcasecmp(param_value, "fileselect") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_FILESELECT;
|
|
} else if (g_ascii_strcasecmp(param_value, "multicheck") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_MULTICHECK;
|
|
} else if (g_ascii_strcasecmp(param_value, "timestamp") == 0) {
|
|
target_arg->arg_type = EXTCAP_ARG_TIMESTAMP;
|
|
} else {
|
|
printf("invalid type %s in ARG sentence\n", param_value);
|
|
extcap_free_arg(target_arg);
|
|
return NULL;
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_SAVE)))
|
|
!= NULL) {
|
|
target_arg->save = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_RELOAD)))
|
|
!= NULL) {
|
|
target_arg->reload = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_RANGE)))
|
|
!= NULL) {
|
|
gchar *cp = g_strstr_len(param_value, -1, ",");
|
|
|
|
if (cp == NULL) {
|
|
printf("invalid range, expected value,value got %s\n",
|
|
param_value);
|
|
extcap_free_arg(target_arg);
|
|
return NULL;
|
|
}
|
|
|
|
if ((target_arg->range_start = extcap_parse_complex(
|
|
target_arg->arg_type, param_value)) == NULL) {
|
|
printf("invalid range, expected value,value got %s\n",
|
|
param_value);
|
|
extcap_free_arg(target_arg);
|
|
return NULL;
|
|
}
|
|
|
|
if ((target_arg->range_end = extcap_parse_complex(
|
|
target_arg->arg_type, cp + 1)) == NULL) {
|
|
printf("invalid range, expected value,value got %s\n",
|
|
param_value);
|
|
extcap_free_arg(target_arg);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DEFAULT)))
|
|
!= NULL) {
|
|
if (target_arg->arg_type != EXTCAP_ARG_MULTICHECK && target_arg->arg_type != EXTCAP_ARG_SELECTOR)
|
|
{
|
|
if ((target_arg->default_complex = extcap_parse_complex(
|
|
target_arg->arg_type, param_value)) == NULL) {
|
|
printf("invalid default, couldn't parse %s\n", param_value);
|
|
}
|
|
}
|
|
}
|
|
|
|
} else if (sent == EXTCAP_SENTENCE_VALUE) {
|
|
value = extcap_parse_value_sentence(s);
|
|
|
|
if ((entry = g_list_find_custom(args, &value->arg_num, glist_find_numbered_arg))
|
|
== NULL) {
|
|
printf("couldn't find arg %d in list for VALUE sentence\n", value->arg_num);
|
|
return NULL;
|
|
}
|
|
|
|
((extcap_arg *) entry->data)->values = g_list_append(
|
|
((extcap_arg *) entry->data)->values, value);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
return target_arg;
|
|
}
|
|
|
|
GList *extcap_parse_args(gchar *output) {
|
|
GList *result = NULL;
|
|
GList *walker = NULL;
|
|
GList *temp = NULL;
|
|
|
|
walker = extcap_tokenize_sentences(output);
|
|
temp = walker;
|
|
|
|
while (walker) {
|
|
extcap_arg *ra = NULL;
|
|
extcap_token_sentence *sentence = (extcap_token_sentence *)walker->data;
|
|
|
|
if ((ra = extcap_parse_arg_sentence(result, sentence)) != NULL)
|
|
result = g_list_append(result, (gpointer) ra);
|
|
|
|
walker = g_list_next(walker);
|
|
}
|
|
|
|
extcap_free_tokenized_sentences(temp);
|
|
|
|
return result;
|
|
}
|
|
|
|
GList *extcap_parse_values(gchar *output) {
|
|
GList *result = NULL;
|
|
GList *walker = NULL;
|
|
GList *temp = NULL;
|
|
|
|
walker = extcap_tokenize_sentences(output);
|
|
temp = walker;
|
|
|
|
while (walker) {
|
|
extcap_value *ra = NULL;
|
|
extcap_token_sentence *sentence = (extcap_token_sentence *)walker->data;
|
|
|
|
if ((ra = extcap_parse_value_sentence(sentence)) != NULL)
|
|
result = g_list_append(result, (gpointer) ra);
|
|
|
|
walker = g_list_next(walker);
|
|
}
|
|
|
|
extcap_free_tokenized_sentences(temp);
|
|
|
|
return result;
|
|
}
|
|
|
|
static extcap_interface *extcap_parse_interface_sentence(extcap_token_sentence *s) {
|
|
extcap_sentence_type sent = EXTCAP_SENTENCE_UNKNOWN;
|
|
gchar *param_value = NULL;
|
|
extcap_interface *ri = NULL;
|
|
|
|
if (s == NULL)
|
|
return NULL;
|
|
|
|
if (g_ascii_strcasecmp(s->sentence, "interface") == 0) {
|
|
sent = EXTCAP_SENTENCE_INTERFACE;
|
|
} else if (g_ascii_strcasecmp(s->sentence, "extcap") == 0) {
|
|
sent = EXTCAP_SENTENCE_EXTCAP;
|
|
}
|
|
|
|
if (sent == EXTCAP_SENTENCE_UNKNOWN)
|
|
return NULL;
|
|
|
|
ri = g_new0(extcap_interface, 1);
|
|
|
|
ri->if_type = sent;
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_VALUE)))
|
|
== NULL && sent == EXTCAP_SENTENCE_INTERFACE) {
|
|
printf("No value in INTERFACE sentence\n");
|
|
g_free(ri);
|
|
return NULL;
|
|
}
|
|
ri->call = g_strdup(param_value);
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DISPLAY)))
|
|
== NULL && sent == EXTCAP_SENTENCE_INTERFACE) {
|
|
printf("No display in INTERFACE sentence\n");
|
|
g_free(ri->call);
|
|
g_free(ri);
|
|
return NULL;
|
|
}
|
|
ri->display = g_strdup(param_value);
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_VERSION)))
|
|
!= NULL) {
|
|
ri->version = g_strdup(param_value);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_HELP)))
|
|
!= NULL) {
|
|
ri->help = g_strdup(param_value);
|
|
}
|
|
|
|
return ri;
|
|
}
|
|
|
|
static iface_toolbar_control *extcap_parse_control_sentence(GList *control_items, extcap_token_sentence *s)
|
|
{
|
|
extcap_sentence_type sent = EXTCAP_SENTENCE_UNKNOWN;
|
|
gchar *param_value = NULL;
|
|
iface_toolbar_control *control = NULL;
|
|
iface_toolbar_value *value = NULL;
|
|
GList *entry = NULL;
|
|
guint32 num = 0;
|
|
|
|
if (s == NULL)
|
|
return NULL;
|
|
|
|
if (g_ascii_strcasecmp(s->sentence, "control") == 0) {
|
|
sent = EXTCAP_SENTENCE_CONTROL;
|
|
} else if (g_ascii_strcasecmp(s->sentence, "value") == 0) {
|
|
sent = EXTCAP_SENTENCE_VALUE;
|
|
}
|
|
|
|
if (sent == EXTCAP_SENTENCE_UNKNOWN)
|
|
return NULL;
|
|
|
|
if (sent == EXTCAP_SENTENCE_CONTROL) {
|
|
control = g_new0(iface_toolbar_control, 1);
|
|
control->ctrl_type = INTERFACE_TYPE_UNKNOWN;
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_ARGNUM));
|
|
if (param_value == NULL) {
|
|
extcap_free_toolbar_control(control);
|
|
return NULL;
|
|
}
|
|
|
|
if (!ws_strtou32(param_value, NULL, &num)) {
|
|
extcap_free_toolbar_control(control);
|
|
return NULL;
|
|
}
|
|
control->num = (int)num;
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DISPLAY));
|
|
if (param_value == NULL) {
|
|
extcap_free_toolbar_control(control);
|
|
return NULL;
|
|
}
|
|
control->display = g_strdup(param_value);
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_VALIDATION)))
|
|
!= NULL) {
|
|
control->validation = g_strdup(param_value);
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_REQUIRED)))
|
|
!= NULL) {
|
|
control->is_required = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
|
|
}
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_TOOLTIP));
|
|
control->tooltip = g_strdup(param_value);
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_PLACEHOLDER));
|
|
control->placeholder = g_strdup(param_value);
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_TYPE));
|
|
if (param_value == NULL) {
|
|
extcap_free_toolbar_control(control);
|
|
return NULL;
|
|
}
|
|
|
|
extcap_arg_type arg_type = EXTCAP_ARG_UNKNOWN;
|
|
if (g_ascii_strcasecmp(param_value, "boolean") == 0) {
|
|
control->ctrl_type = INTERFACE_TYPE_BOOLEAN;
|
|
arg_type = EXTCAP_ARG_BOOLEAN;
|
|
} else if (g_ascii_strcasecmp(param_value, "button") == 0) {
|
|
control->ctrl_type = INTERFACE_TYPE_BUTTON;
|
|
} else if (g_ascii_strcasecmp(param_value, "selector") == 0) {
|
|
control->ctrl_type = INTERFACE_TYPE_SELECTOR;
|
|
} else if (g_ascii_strcasecmp(param_value, "string") == 0) {
|
|
control->ctrl_type = INTERFACE_TYPE_STRING;
|
|
arg_type = EXTCAP_ARG_STRING;
|
|
} else {
|
|
printf("invalid type %s in CONTROL sentence\n", param_value);
|
|
extcap_free_toolbar_control(control);
|
|
return NULL;
|
|
}
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_ROLE));
|
|
if (param_value != NULL) {
|
|
if (g_ascii_strcasecmp(param_value, "control") == 0) {
|
|
control->ctrl_role = INTERFACE_ROLE_CONTROL;
|
|
} else if (g_ascii_strcasecmp(param_value, "help") == 0) {
|
|
control->ctrl_role = INTERFACE_ROLE_HELP;
|
|
} else if (g_ascii_strcasecmp(param_value, "logger") == 0) {
|
|
control->ctrl_role = INTERFACE_ROLE_LOGGER;
|
|
} else if (g_ascii_strcasecmp(param_value, "restore") == 0) {
|
|
control->ctrl_role = INTERFACE_ROLE_RESTORE;
|
|
} else {
|
|
printf("invalid role %s in CONTROL sentence\n", param_value);
|
|
control->ctrl_role = INTERFACE_ROLE_UNKNOWN;
|
|
}
|
|
} else {
|
|
/* Default role */
|
|
control->ctrl_role = INTERFACE_ROLE_CONTROL;
|
|
}
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DEFAULT));
|
|
if (param_value != NULL) {
|
|
if (arg_type != EXTCAP_ARG_UNKNOWN) {
|
|
extcap_complex *complex = extcap_parse_complex(arg_type, param_value);
|
|
if (complex != NULL) {
|
|
if (arg_type == EXTCAP_ARG_BOOLEAN) {
|
|
control->default_value.boolean = extcap_complex_get_bool(complex);
|
|
} else if (arg_type == EXTCAP_ARG_STRING) {
|
|
control->default_value.string = g_strdup(complex->_val);
|
|
}
|
|
extcap_free_complex(complex);
|
|
} else {
|
|
printf("invalid default, couldn't parse %s\n", param_value);
|
|
}
|
|
}
|
|
}
|
|
|
|
} else if (sent == EXTCAP_SENTENCE_VALUE) {
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_CONTROL));
|
|
if (param_value == NULL) {
|
|
printf("no control in VALUE sentence\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (!ws_strtou32(param_value, NULL, &num)) {
|
|
extcap_free_toolbar_control(control);
|
|
return NULL;
|
|
}
|
|
|
|
entry = g_list_find_custom(control_items, &num, glist_find_numbered_control);
|
|
if (entry == NULL) {
|
|
printf("couldn't find control %u in list for VALUE sentence\n", num);
|
|
return NULL;
|
|
}
|
|
|
|
value = g_new0(iface_toolbar_value, 1);
|
|
value->num = (int)num;
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_VALUE));
|
|
if (param_value == NULL) {
|
|
extcap_free_toolbar_value(value);
|
|
return NULL;
|
|
}
|
|
value->value = g_strdup(param_value);
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DISPLAY));
|
|
if (param_value == NULL) {
|
|
extcap_free_toolbar_value(value);
|
|
return NULL;
|
|
}
|
|
value->display = g_strdup(param_value);
|
|
|
|
param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DEFAULT));
|
|
if (param_value != NULL) {
|
|
value->is_default = g_regex_match_simple(EXTCAP_BOOLEAN_REGEX, param_value, G_REGEX_CASELESS, (GRegexMatchFlags)0);
|
|
}
|
|
|
|
control = (iface_toolbar_control *)entry->data;
|
|
control->values = g_list_append(control->values, value);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
return control;
|
|
}
|
|
|
|
GList *extcap_parse_interfaces(gchar *output, GList **control_items) {
|
|
|
|
GList *result = NULL;
|
|
GList *tokens = NULL;
|
|
GList *walker = extcap_tokenize_sentences(output);
|
|
tokens = walker;
|
|
|
|
while (walker) {
|
|
extcap_interface *ri = NULL;
|
|
iface_toolbar_control *ti = NULL;
|
|
extcap_token_sentence *if_sentence = (extcap_token_sentence *) walker->data;
|
|
|
|
if (if_sentence) {
|
|
if ((g_ascii_strcasecmp(if_sentence->sentence, "interface") == 0) ||
|
|
(g_ascii_strcasecmp(if_sentence->sentence, "extcap") == 0))
|
|
{
|
|
if ((ri = extcap_parse_interface_sentence(if_sentence))) {
|
|
result = g_list_append(result, ri);
|
|
}
|
|
} else if (control_items &&
|
|
((g_ascii_strcasecmp(if_sentence->sentence, "control") == 0) ||
|
|
(g_ascii_strcasecmp(if_sentence->sentence, "value") == 0)))
|
|
{
|
|
if ((ti = extcap_parse_control_sentence(*control_items, if_sentence))) {
|
|
*control_items = g_list_append(*control_items, ti);
|
|
}
|
|
}
|
|
}
|
|
|
|
walker = g_list_next(walker);
|
|
}
|
|
|
|
extcap_free_tokenized_sentences(tokens);
|
|
|
|
return result;
|
|
}
|
|
|
|
/* Parse a tokenized set of sentences and validate, looking for DLT definitions */
|
|
static extcap_dlt *extcap_parse_dlt_sentence(extcap_token_sentence *s) {
|
|
gchar *param_value = NULL;
|
|
extcap_sentence_type sent = EXTCAP_SENTENCE_UNKNOWN;
|
|
extcap_dlt *result = NULL;
|
|
|
|
if (s == NULL)
|
|
return result;
|
|
|
|
if (g_ascii_strcasecmp(s->sentence, "dlt") == 0) {
|
|
sent = EXTCAP_SENTENCE_DLT;
|
|
}
|
|
|
|
if (sent == EXTCAP_SENTENCE_UNKNOWN)
|
|
return result;
|
|
|
|
result = g_new0(extcap_dlt, 1);
|
|
|
|
result->number = -1;
|
|
result->name = NULL;
|
|
result->display = NULL;
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_ARGNUM)))
|
|
== NULL) {
|
|
printf("No number in DLT sentence\n");
|
|
g_free(result);
|
|
return NULL;
|
|
}
|
|
if (sscanf(param_value, "%d", &(result->number)) != 1) {
|
|
printf("Invalid number in DLT sentence\n");
|
|
g_free(result);
|
|
return NULL;
|
|
}
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_NAME)))
|
|
== NULL) {
|
|
printf("No name in DLT sentence\n");
|
|
g_free(result);
|
|
return NULL;
|
|
}
|
|
result->name = g_strdup(param_value);
|
|
|
|
if ((param_value = (gchar *)g_hash_table_lookup(s->param_list, ENUM_KEY(EXTCAP_PARAM_DISPLAY)))
|
|
== NULL) {
|
|
printf("No display in DLT sentence\n");
|
|
g_free(result->name);
|
|
g_free(result);
|
|
return NULL;
|
|
}
|
|
result->display = g_strdup(param_value);
|
|
|
|
return result;
|
|
}
|
|
|
|
GList *extcap_parse_dlts(gchar *output) {
|
|
|
|
GList *walker = NULL;
|
|
GList *temp = NULL;
|
|
GList *result = NULL;
|
|
|
|
walker = extcap_tokenize_sentences(output);
|
|
|
|
temp = walker;
|
|
|
|
while (walker) {
|
|
extcap_dlt *data = NULL;
|
|
|
|
if ((data = extcap_parse_dlt_sentence((extcap_token_sentence *)walker->data)) != NULL)
|
|
result = g_list_append(result, data);
|
|
|
|
walker = g_list_next(walker);
|
|
}
|
|
|
|
extcap_free_tokenized_sentences(temp);
|
|
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* 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:
|
|
*/
|