/epan/print.c
C | 1811 lines | 1495 code | 164 blank | 152 comment | 167 complexity | 4a63a1e05e848d850b4b55c1386ee403 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause
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- /* print.c
- * Routines for printing packet analysis trees.
- *
- * $Id$
- *
- * Gilbert Ramirez <gram@alumni.rice.edu>
- *
- * 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.
- */
- #include "config.h"
- #include <stdio.h>
- #include <string.h>
- #include <glib.h>
- #include <epan/epan.h>
- #include <epan/epan_dissect.h>
- #include <epan/tvbuff.h>
- #include <epan/packet.h>
- #include <epan/emem.h>
- #include <epan/expert.h>
- #include <epan/packet-range.h>
- #include "print.h"
- #include "isprint.h"
- #include "ps.h"
- #include "version_info.h"
- #include <wsutil/file_util.h>
- #include <epan/charsets.h>
- #include <epan/dissectors/packet-data.h>
- #include <epan/dissectors/packet-frame.h>
- #include <epan/filesystem.h>
- #define PDML_VERSION "0"
- #define PSML_VERSION "0"
- typedef struct {
- int level;
- print_stream_t *stream;
- gboolean success;
- GSList *src_list;
- print_dissections_e print_dissections;
- gboolean print_hex_for_data;
- packet_char_enc encoding;
- epan_dissect_t *edt;
- } print_data;
- typedef struct {
- int level;
- FILE *fh;
- GSList *src_list;
- epan_dissect_t *edt;
- } write_pdml_data;
- typedef struct {
- output_fields_t *fields;
- epan_dissect_t *edt;
- } write_field_data_t;
- struct _output_fields {
- gboolean print_header;
- gchar separator;
- gchar occurrence;
- gchar aggregator;
- GPtrArray *fields;
- GHashTable *field_indicies;
- GPtrArray **field_values;
- gchar quote;
- gboolean includes_col_fields;
- };
- GHashTable *output_only_tables = NULL;
- static gboolean write_headers = FALSE;
- static const gchar *get_field_hex_value(GSList *src_list, field_info *fi);
- static void proto_tree_print_node(proto_node *node, gpointer data);
- static void proto_tree_write_node_pdml(proto_node *node, gpointer data);
- static const guint8 *get_field_data(GSList *src_list, field_info *fi);
- static void write_pdml_field_hex_value(write_pdml_data *pdata, field_info *fi);
- static gboolean print_hex_data_buffer(print_stream_t *stream, const guchar *cp,
- guint length, packet_char_enc encoding);
- static void ps_clean_string(char *out, const char *in,
- int outbuf_size);
- static void print_escaped_xml(FILE *fh, const char *unescaped_string);
- static void print_pdml_geninfo(proto_tree *tree, FILE *fh);
- static void proto_tree_get_node_field_values(proto_node *node, gpointer data);
- static FILE *
- open_print_dest(gboolean to_file, const char *dest)
- {
- FILE *fh;
- /* Open the file or command for output */
- if (to_file)
- fh = ws_fopen(dest, "w");
- else
- fh = popen(dest, "w");
- return fh;
- }
- static gboolean
- close_print_dest(gboolean to_file, FILE *fh)
- {
- /* Close the file or command */
- if (to_file)
- return (fclose(fh) == 0);
- else
- return (pclose(fh) == 0);
- }
- #define MAX_PS_LINE_LENGTH 256
- gboolean
- proto_tree_print(print_args_t *print_args, epan_dissect_t *edt,
- print_stream_t *stream)
- {
- print_data data;
- /* Create the output */
- data.level = 0;
- data.stream = stream;
- data.success = TRUE;
- data.src_list = edt->pi.data_src;
- data.encoding = (packet_char_enc)edt->pi.fd->flags.encoding;
- data.print_dissections = print_args->print_dissections;
- /* If we're printing the entire packet in hex, don't
- print uninterpreted data fields in hex as well. */
- data.print_hex_for_data = !print_args->print_hex;
- data.edt = edt;
- proto_tree_children_foreach(edt->tree, proto_tree_print_node, &data);
- return data.success;
- }
- #define MAX_INDENT 160
- /* Print a tree's data, and any child nodes. */
- static void
- proto_tree_print_node(proto_node *node, gpointer data)
- {
- field_info *fi = PNODE_FINFO(node);
- print_data *pdata = (print_data*) data;
- const guint8 *pd;
- gchar label_str[ITEM_LABEL_LENGTH];
- gchar *label_ptr;
- /* dissection with an invisible proto tree? */
- g_assert(fi);
- /* Don't print invisible entries. */
- if (PROTO_ITEM_IS_HIDDEN(node))
- return;
- /* Give up if we've already gotten an error. */
- if (!pdata->success)
- return;
- /* was a free format label produced? */
- if (fi->rep) {
- label_ptr = fi->rep->representation;
- }
- else { /* no, make a generic label */
- label_ptr = label_str;
- proto_item_fill_label(fi, label_str);
- }
- if (PROTO_ITEM_IS_GENERATED(node))
- label_ptr = g_strconcat("[", label_ptr, "]", NULL);
- pdata->success = print_line(pdata->stream, pdata->level, label_ptr);
- if (PROTO_ITEM_IS_GENERATED(node))
- g_free(label_ptr);
- if (!pdata->success)
- return;
- /*
- * If -O is specified, only display the protocols which are in the
- * lookup table. Only check on the first level: once we start printing
- * a tree, print the rest of the subtree. Otherwise we won't print
- * subitems whose abbreviation doesn't match the protocol--for example
- * text items (whose abbreviation is simply "text").
- */
- if ((output_only_tables != NULL) && (pdata->level == 0)
- && (g_hash_table_lookup(output_only_tables, fi->hfinfo->abbrev) == NULL)) {
- return;
- }
- /* If it's uninterpreted data, dump it (unless our caller will
- be printing the entire packet in hex). */
- if ((fi->hfinfo->id == proto_data) && (pdata->print_hex_for_data)) {
- /*
- * Find the data for this field.
- */
- pd = get_field_data(pdata->src_list, fi);
- if (pd) {
- if (!print_line(pdata->stream, 0, "")) {
- pdata->success = FALSE;
- return;
- }
- if (!print_hex_data_buffer(pdata->stream, pd,
- fi->length, pdata->encoding)) {
- pdata->success = FALSE;
- return;
- }
- }
- }
- /* If we're printing all levels, or if this node is one with a
- subtree and its subtree is expanded, recurse into the subtree,
- if it exists. */
- g_assert((fi->tree_type >= -1) && (fi->tree_type < num_tree_types));
- if ((pdata->print_dissections == print_dissections_expanded) ||
- ((pdata->print_dissections == print_dissections_as_displayed) &&
- (fi->tree_type >= 0) && tree_expanded(fi->tree_type))) {
- if (node->first_child != NULL) {
- pdata->level++;
- proto_tree_children_foreach(node,
- proto_tree_print_node, pdata);
- pdata->level--;
- if (!pdata->success)
- return;
- }
- }
- }
- #define PDML2HTML_XSL "pdml2html.xsl"
- void
- write_pdml_preamble(FILE *fh, const gchar *filename)
- {
- time_t t = time(NULL);
- char *ts = asctime(localtime(&t));
- ts[strlen(ts)-1] = 0; /* overwrite \n */
- fputs("<?xml version=\"1.0\"?>\n", fh);
- fputs("<?xml-stylesheet type=\"text/xsl\" href=\"" PDML2HTML_XSL "\"?>\n", fh);
- fprintf(fh, "<!-- You can find " PDML2HTML_XSL " in %s or at http://anonsvn.wireshark.org/trunk/wireshark/" PDML2HTML_XSL ". -->\n", get_datafile_dir());
- fputs("<pdml version=\"" PDML_VERSION "\" ", fh);
- fprintf(fh, "creator=\"%s/%s\" time=\"%s\" capture_file=\"%s\">\n", PACKAGE, VERSION, ts, filename ? filename : "");
- }
- void
- proto_tree_write_pdml(epan_dissect_t *edt, FILE *fh)
- {
- write_pdml_data data;
- /* Create the output */
- data.level = 0;
- data.fh = fh;
- data.src_list = edt->pi.data_src;
- data.edt = edt;
- fprintf(fh, "<packet>\n");
- /* Print a "geninfo" protocol as required by PDML */
- print_pdml_geninfo(edt->tree, fh);
- proto_tree_children_foreach(edt->tree, proto_tree_write_node_pdml,
- &data);
- fprintf(fh, "</packet>\n\n");
- }
- /* Write out a tree's data, and any child nodes, as PDML */
- static void
- proto_tree_write_node_pdml(proto_node *node, gpointer data)
- {
- field_info *fi = PNODE_FINFO(node);
- write_pdml_data *pdata = (write_pdml_data*) data;
- const gchar *label_ptr;
- gchar label_str[ITEM_LABEL_LENGTH];
- char *dfilter_string;
- size_t chop_len;
- int i;
- gboolean wrap_in_fake_protocol;
- /* dissection with an invisible proto tree? */
- g_assert(fi);
- /* Will wrap up top-level field items inside a fake protocol wrapper to
- preserve the PDML schema */
- wrap_in_fake_protocol =
- (((fi->hfinfo->type != FT_PROTOCOL) ||
- (fi->hfinfo->id == proto_data)) &&
- (pdata->level == 0));
- /* Indent to the correct level */
- for (i = -1; i < pdata->level; i++) {
- fputs(" ", pdata->fh);
- }
- if (wrap_in_fake_protocol) {
- /* Open fake protocol wrapper */
- fputs("<proto name=\"fake-field-wrapper\">\n", pdata->fh);
- /* Indent to increased level before writing out field */
- pdata->level++;
- for (i = -1; i < pdata->level; i++) {
- fputs(" ", pdata->fh);
- }
- }
- /* Text label. It's printed as a field with no name. */
- if (fi->hfinfo->id == hf_text_only) {
- /* Get the text */
- if (fi->rep) {
- label_ptr = fi->rep->representation;
- }
- else {
- label_ptr = "";
- }
- /* Show empty name since it is a required field */
- fputs("<field name=\"", pdata->fh);
- fputs("\" show=\"", pdata->fh);
- print_escaped_xml(pdata->fh, label_ptr);
- fprintf(pdata->fh, "\" size=\"%d", fi->length);
- if (node->parent && node->parent->finfo && (fi->start < node->parent->finfo->start)) {
- fprintf(pdata->fh, "\" pos=\"%d", node->parent->finfo->start + fi->start);
- } else {
- fprintf(pdata->fh, "\" pos=\"%d", fi->start);
- }
- fputs("\" value=\"", pdata->fh);
- write_pdml_field_hex_value(pdata, fi);
- if (node->first_child != NULL) {
- fputs("\">\n", pdata->fh);
- }
- else {
- fputs("\"/>\n", pdata->fh);
- }
- }
- /* Uninterpreted data, i.e., the "Data" protocol, is
- * printed as a field instead of a protocol. */
- else if (fi->hfinfo->id == proto_data) {
- /* Write out field with data */
- fputs("<field name=\"data\" value=\"", pdata->fh);
- write_pdml_field_hex_value(pdata, fi);
- fputs("\">\n", pdata->fh);
- }
- /* Normal protocols and fields */
- else {
- if ((fi->hfinfo->type == FT_PROTOCOL) && (fi->hfinfo->id != proto_expert)) {
- fputs("<proto name=\"", pdata->fh);
- }
- else {
- fputs("<field name=\"", pdata->fh);
- }
- print_escaped_xml(pdata->fh, fi->hfinfo->abbrev);
- #if 0
- /* PDML spec, see:
- * http://www.nbee.org/doku.php?id=netpdl:pdml_specification
- *
- * the show fields contains things in 'human readable' format
- * showname: contains only the name of the field
- * show: contains only the data of the field
- * showdtl: contains additional details of the field data
- * showmap: contains mappings of the field data (e.g. the hostname to an IP address)
- *
- * XXX - the showname shouldn't contain the field data itself
- * (like it's contained in the fi->rep->representation).
- * Unfortunately, we don't have the field data representation for
- * all fields, so this isn't currently possible */
- fputs("\" showname=\"", pdata->fh);
- print_escaped_xml(pdata->fh, fi->hfinfo->name);
- #endif
- if (fi->rep) {
- fputs("\" showname=\"", pdata->fh);
- print_escaped_xml(pdata->fh, fi->rep->representation);
- }
- else {
- label_ptr = label_str;
- proto_item_fill_label(fi, label_str);
- fputs("\" showname=\"", pdata->fh);
- print_escaped_xml(pdata->fh, label_ptr);
- }
- if (PROTO_ITEM_IS_HIDDEN(node))
- fprintf(pdata->fh, "\" hide=\"yes");
- fprintf(pdata->fh, "\" size=\"%d", fi->length);
- if (node->parent && node->parent->finfo && (fi->start < node->parent->finfo->start)) {
- fprintf(pdata->fh, "\" pos=\"%d", node->parent->finfo->start + fi->start);
- } else {
- fprintf(pdata->fh, "\" pos=\"%d", fi->start);
- }
- /* fprintf(pdata->fh, "\" id=\"%d", fi->hfinfo->id);*/
- /* show, value, and unmaskedvalue attributes */
- switch (fi->hfinfo->type)
- {
- case FT_PROTOCOL:
- break;
- case FT_NONE:
- fputs("\" show=\"\" value=\"", pdata->fh);
- break;
- default:
- /* XXX - this is a hack until we can just call
- * fvalue_to_string_repr() for *all* FT_* types. */
- dfilter_string = proto_construct_match_selected_string(fi,
- pdata->edt);
- if (dfilter_string != NULL) {
- chop_len = strlen(fi->hfinfo->abbrev) + 4; /* for " == " */
- /* XXX - Remove double-quotes. Again, once we
- * can call fvalue_to_string_repr(), we can
- * ask it not to produce the version for
- * display-filters, and thus, no
- * double-quotes. */
- if (dfilter_string[strlen(dfilter_string)-1] == '"') {
- dfilter_string[strlen(dfilter_string)-1] = '\0';
- chop_len++;
- }
- fputs("\" show=\"", pdata->fh);
- print_escaped_xml(pdata->fh, &dfilter_string[chop_len]);
- }
- /*
- * XXX - should we omit "value" for any fields?
- * What should we do for fields whose length is 0?
- * They might come from a pseudo-header or from
- * the capture header (e.g., time stamps), or
- * they might be generated fields.
- */
- if (fi->length > 0) {
- fputs("\" value=\"", pdata->fh);
- if (fi->hfinfo->bitmask!=0) {
- fprintf(pdata->fh, "%X", fvalue_get_uinteger(&fi->value));
- fputs("\" unmaskedvalue=\"", pdata->fh);
- write_pdml_field_hex_value(pdata, fi);
- }
- else {
- write_pdml_field_hex_value(pdata, fi);
- }
- }
- }
- if (node->first_child != NULL) {
- fputs("\">\n", pdata->fh);
- }
- else if (fi->hfinfo->id == proto_data) {
- fputs("\">\n", pdata->fh);
- }
- else {
- fputs("\"/>\n", pdata->fh);
- }
- }
- /* We always print all levels for PDML. Recurse here. */
- if (node->first_child != NULL) {
- pdata->level++;
- proto_tree_children_foreach(node,
- proto_tree_write_node_pdml, pdata);
- pdata->level--;
- }
- /* Take back the extra level we added for fake wrapper protocol */
- if (wrap_in_fake_protocol) {
- pdata->level--;
- }
- if (node->first_child != NULL) {
- /* Indent to correct level */
- for (i = -1; i < pdata->level; i++) {
- fputs(" ", pdata->fh);
- }
- /* Close off current element */
- /* Data and expert "protocols" use simple tags */
- if ((fi->hfinfo->id != proto_data) && (fi->hfinfo->id != proto_expert)) {
- if (fi->hfinfo->type == FT_PROTOCOL) {
- fputs("</proto>\n", pdata->fh);
- }
- else {
- fputs("</field>\n", pdata->fh);
- }
- } else {
- fputs("</field>\n", pdata->fh);
- }
- }
- /* Close off fake wrapper protocol */
- if (wrap_in_fake_protocol) {
- fputs("</proto>\n", pdata->fh);
- }
- }
- /* Print info for a 'geninfo' pseudo-protocol. This is required by
- * the PDML spec. The information is contained in Wireshark's 'frame' protocol,
- * but we produce a 'geninfo' protocol in the PDML to conform to spec.
- * The 'frame' protocol follows the 'geninfo' protocol in the PDML. */
- static void
- print_pdml_geninfo(proto_tree *tree, FILE *fh)
- {
- guint32 num, len, caplen;
- nstime_t *timestamp;
- GPtrArray *finfo_array;
- field_info *frame_finfo;
- /* Get frame protocol's finfo. */
- finfo_array = proto_find_finfo(tree, proto_frame);
- if (g_ptr_array_len(finfo_array) < 1) {
- return;
- }
- frame_finfo = (field_info *)finfo_array->pdata[0];
- g_ptr_array_free(finfo_array, TRUE);
- /* frame.number --> geninfo.num */
- finfo_array = proto_find_finfo(tree, hf_frame_number);
- if (g_ptr_array_len(finfo_array) < 1) {
- return;
- }
- num = fvalue_get_uinteger(&((field_info*)finfo_array->pdata[0])->value);
- g_ptr_array_free(finfo_array, TRUE);
- /* frame.frame_len --> geninfo.len */
- finfo_array = proto_find_finfo(tree, hf_frame_len);
- if (g_ptr_array_len(finfo_array) < 1) {
- return;
- }
- len = fvalue_get_uinteger(&((field_info*)finfo_array->pdata[0])->value);
- g_ptr_array_free(finfo_array, TRUE);
- /* frame.cap_len --> geninfo.caplen */
- finfo_array = proto_find_finfo(tree, hf_frame_capture_len);
- if (g_ptr_array_len(finfo_array) < 1) {
- return;
- }
- caplen = fvalue_get_uinteger(&((field_info*)finfo_array->pdata[0])->value);
- g_ptr_array_free(finfo_array, TRUE);
- /* frame.time --> geninfo.timestamp */
- finfo_array = proto_find_finfo(tree, hf_frame_arrival_time);
- if (g_ptr_array_len(finfo_array) < 1) {
- return;
- }
- timestamp = (nstime_t *)fvalue_get(&((field_info*)finfo_array->pdata[0])->value);
- g_ptr_array_free(finfo_array, TRUE);
- /* Print geninfo start */
- fprintf(fh,
- " <proto name=\"geninfo\" pos=\"0\" showname=\"General information\" size=\"%u\">\n",
- frame_finfo->length);
- /* Print geninfo.num */
- fprintf(fh,
- " <field name=\"num\" pos=\"0\" show=\"%u\" showname=\"Number\" value=\"%x\" size=\"%u\"/>\n",
- num, num, frame_finfo->length);
- /* Print geninfo.len */
- fprintf(fh,
- " <field name=\"len\" pos=\"0\" show=\"%u\" showname=\"Frame Length\" value=\"%x\" size=\"%u\"/>\n",
- len, len, frame_finfo->length);
- /* Print geninfo.caplen */
- fprintf(fh,
- " <field name=\"caplen\" pos=\"0\" show=\"%u\" showname=\"Captured Length\" value=\"%x\" size=\"%u\"/>\n",
- caplen, caplen, frame_finfo->length);
- /* Print geninfo.timestamp */
- fprintf(fh,
- " <field name=\"timestamp\" pos=\"0\" show=\"%s\" showname=\"Captured Time\" value=\"%d.%09d\" size=\"%u\"/>\n",
- abs_time_to_str(timestamp, ABSOLUTE_TIME_LOCAL, TRUE), (int) timestamp->secs, timestamp->nsecs, frame_finfo->length);
- /* Print geninfo end */
- fprintf(fh,
- " </proto>\n");
- }
- void
- write_pdml_finale(FILE *fh)
- {
- fputs("</pdml>\n", fh);
- }
- void
- write_psml_preamble(FILE *fh)
- {
- fputs("<?xml version=\"1.0\"?>\n", fh);
- fputs("<psml version=\"" PSML_VERSION "\" ", fh);
- fprintf(fh, "creator=\"%s/%s\">\n", PACKAGE, VERSION);
- write_headers = TRUE;
- }
- void
- proto_tree_write_psml(epan_dissect_t *edt, FILE *fh)
- {
- gint i;
- /* if this is the first packet, we have to create the PSML structure output */
- if (write_headers) {
- fprintf(fh, "<structure>\n");
- for (i = 0; i < edt->pi.cinfo->num_cols; i++) {
- fprintf(fh, "<section>");
- print_escaped_xml(fh, edt->pi.cinfo->col_title[i]);
- fprintf(fh, "</section>\n");
- }
- fprintf(fh, "</structure>\n\n");
- write_headers = FALSE;
- }
- fprintf(fh, "<packet>\n");
- for (i = 0; i < edt->pi.cinfo->num_cols; i++) {
- fprintf(fh, "<section>");
- print_escaped_xml(fh, edt->pi.cinfo->col_data[i]);
- fprintf(fh, "</section>\n");
- }
- fprintf(fh, "</packet>\n\n");
- }
- void
- write_psml_finale(FILE *fh)
- {
- fputs("</psml>\n", fh);
- }
- void
- write_csv_preamble(FILE *fh _U_)
- {
- write_headers = TRUE;
- }
- static gchar *csv_massage_str(const gchar *source, const gchar *exceptions)
- {
- gchar *csv_str;
- gchar *tmp_str;
- csv_str = g_strescape(source, exceptions);
- tmp_str = csv_str;
- while ( (tmp_str = strstr(tmp_str, "\\\"")) != NULL )
- *tmp_str = '\"';
- return csv_str;
- }
- static void csv_write_str(const char *str, char sep, FILE *fh)
- {
- gchar *csv_str;
- csv_str = csv_massage_str(str, NULL);
- fprintf(fh, "\"%s\"%c", csv_str, sep);
- g_free(csv_str);
- }
- void
- proto_tree_write_csv(epan_dissect_t *edt, FILE *fh)
- {
- gint i;
- /* if this is the first packet, we have to write the CSV header */
- if (write_headers) {
- for (i = 0; i < edt->pi.cinfo->num_cols - 1; i++)
- csv_write_str(edt->pi.cinfo->col_title[i], ',', fh);
- csv_write_str(edt->pi.cinfo->col_title[i], '\n', fh);
- write_headers = FALSE;
- }
- for (i = 0; i < edt->pi.cinfo->num_cols - 1; i++)
- csv_write_str(edt->pi.cinfo->col_data[i], ',', fh);
- csv_write_str(edt->pi.cinfo->col_data[i], '\n', fh);
- }
- void
- write_csv_finale(FILE *fh _U_)
- {
- }
- void
- write_carrays_preamble(FILE *fh _U_)
- {
- }
- void
- proto_tree_write_carrays(guint32 num, FILE *fh, epan_dissect_t *edt)
- {
- guint32 i = 0, src_num = 0;
- GSList *src_le;
- tvbuff_t *tvb;
- const char *name;
- const guchar *cp;
- guint length;
- char ascii[9];
- struct data_source *src;
- for (src_le = edt->pi.data_src; src_le != NULL; src_le = src_le->next) {
- memset(ascii, 0, sizeof(ascii));
- src = (struct data_source *)src_le->data;
- tvb = get_data_source_tvb(src);
- length = tvb_length(tvb);
- if (length == 0)
- continue;
- cp = tvb_get_ptr(tvb, 0, length);
- name = get_data_source_name(src);
- if (name)
- fprintf(fh, "/* %s */\n", name);
- if (src_num) {
- fprintf(fh, "static const unsigned char pkt%u_%u[%u] = {\n",
- num, src_num, length);
- } else {
- fprintf(fh, "static const unsigned char pkt%u[%u] = {\n",
- num, length);
- }
- src_num++;
- for (i = 0; i < length; i++) {
- fprintf(fh, "0x%02x", *(cp + i));
- ascii[i % 8] = isprint(*(cp + i)) ? *(cp + i) : '.';
- if (i == (length - 1)) {
- guint rem;
- rem = length % 8;
- if (rem) {
- guint j;
- for ( j = 0; j < 8 - rem; j++ )
- fprintf(fh, " ");
- }
- fprintf(fh, " /* %s */\n};\n\n", ascii);
- break;
- }
- if (!((i + 1) % 8)) {
- fprintf(fh, ", /* %s */\n", ascii);
- memset(ascii, 0, sizeof(ascii));
- }
- else {
- fprintf(fh, ", ");
- }
- }
- }
- }
- void
- write_carrays_finale(FILE *fh _U_)
- {
- }
- /*
- * Find the data source for a specified field, and return a pointer
- * to the data in it. Returns NULL if the data is out of bounds.
- */
- /* XXX: What am I missing ?
- * Why bother searching for fi->ds_tvb for the matching tvb
- * in the data_source list ?
- * IOW: Why not just use fi->ds_tvb for the arg to tvb_get_ptr() ?
- */
- static const guint8 *
- get_field_data(GSList *src_list, field_info *fi)
- {
- GSList *src_le;
- tvbuff_t *src_tvb;
- gint length, tvbuff_length;
- struct data_source *src;
- for (src_le = src_list; src_le != NULL; src_le = src_le->next) {
- src = (struct data_source *)src_le->data;
- src_tvb = get_data_source_tvb(src);
- if (fi->ds_tvb == src_tvb) {
- /*
- * Found it.
- *
- * XXX - a field can have a length that runs past
- * the end of the tvbuff. Ideally, that should
- * be fixed when adding an item to the protocol
- * tree, but checking the length when doing
- * that could be expensive. Until we fix that,
- * we'll do the check here.
- */
- tvbuff_length = tvb_length_remaining(src_tvb,
- fi->start);
- if (tvbuff_length < 0) {
- return NULL;
- }
- length = fi->length;
- if (length > tvbuff_length)
- length = tvbuff_length;
- return tvb_get_ptr(src_tvb, fi->start, length);
- }
- }
- g_assert_not_reached();
- return NULL; /* not found */
- }
- /* Print a string, escaping out certain characters that need to
- * escaped out for XML. */
- static void
- print_escaped_xml(FILE *fh, const char *unescaped_string)
- {
- const char *p;
- char temp_str[8];
- for (p = unescaped_string; *p != '\0'; p++) {
- switch (*p) {
- case '&':
- fputs("&", fh);
- break;
- case '<':
- fputs("<", fh);
- break;
- case '>':
- fputs(">", fh);
- break;
- case '"':
- fputs(""", fh);
- break;
- case '\'':
- fputs("'", fh);
- break;
- default:
- if (g_ascii_isprint(*p))
- fputc(*p, fh);
- else {
- g_snprintf(temp_str, sizeof(temp_str), "\\x%x", (guint8)*p);
- fputs(temp_str, fh);
- }
- }
- }
- }
- static void
- write_pdml_field_hex_value(write_pdml_data *pdata, field_info *fi)
- {
- int i;
- const guint8 *pd;
- if (!fi->ds_tvb)
- return;
- if (fi->length > tvb_length_remaining(fi->ds_tvb, fi->start)) {
- fprintf(pdata->fh, "field length invalid!");
- return;
- }
- /* Find the data for this field. */
- pd = get_field_data(pdata->src_list, fi);
- if (pd) {
- /* Print a simple hex dump */
- for (i = 0 ; i < fi->length; i++) {
- fprintf(pdata->fh, "%02x", pd[i]);
- }
- }
- }
- gboolean
- print_hex_data(print_stream_t *stream, epan_dissect_t *edt)
- {
- gboolean multiple_sources;
- GSList *src_le;
- tvbuff_t *tvb;
- const char *name;
- char *line;
- const guchar *cp;
- guint length;
- struct data_source *src;
- /*
- * Set "multiple_sources" iff this frame has more than one
- * data source; if it does, we need to print the name of
- * the data source before printing the data from the
- * data source.
- */
- multiple_sources = (edt->pi.data_src->next != NULL);
- for (src_le = edt->pi.data_src; src_le != NULL;
- src_le = src_le->next) {
- src = (struct data_source *)src_le->data;
- tvb = get_data_source_tvb(src);
- if (multiple_sources) {
- name = get_data_source_name(src);
- line = g_strdup_printf("%s:", name);
- print_line(stream, 0, line);
- g_free(line);
- }
- length = tvb_length(tvb);
- if (length == 0)
- return TRUE;
- cp = tvb_get_ptr(tvb, 0, length);
- if (!print_hex_data_buffer(stream, cp, length,
- (packet_char_enc)edt->pi.fd->flags.encoding))
- return FALSE;
- }
- return TRUE;
- }
- /*
- * This routine is based on a routine created by Dan Lasley
- * <DLASLEY@PROMUS.com>.
- *
- * It was modified for Wireshark by Gilbert Ramirez and others.
- */
- #define MAX_OFFSET_LEN 8 /* max length of hex offset of bytes */
- #define BYTES_PER_LINE 16 /* max byte values printed on a line */
- #define HEX_DUMP_LEN (BYTES_PER_LINE*3)
- /* max number of characters hex dump takes -
- 2 digits plus trailing blank */
- #define DATA_DUMP_LEN (HEX_DUMP_LEN + 2 + BYTES_PER_LINE)
- /* number of characters those bytes take;
- 3 characters per byte of hex dump,
- 2 blanks separating hex from ASCII,
- 1 character per byte of ASCII dump */
- #define MAX_LINE_LEN (MAX_OFFSET_LEN + 2 + DATA_DUMP_LEN)
- /* number of characters per line;
- offset, 2 blanks separating offset
- from data dump, data dump */
- static gboolean
- print_hex_data_buffer(print_stream_t *stream, const guchar *cp,
- guint length, packet_char_enc encoding)
- {
- register unsigned int ad, i, j, k, l;
- guchar c;
- gchar line[MAX_LINE_LEN + 1];
- unsigned int use_digits;
- static gchar binhex[16] = {
- '0', '1', '2', '3', '4', '5', '6', '7',
- '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
- /*
- * How many of the leading digits of the offset will we supply?
- * We always supply at least 4 digits, but if the maximum offset
- * won't fit in 4 digits, we use as many digits as will be needed.
- */
- if (((length - 1) & 0xF0000000) != 0)
- use_digits = 8; /* need all 8 digits */
- else if (((length - 1) & 0x0F000000) != 0)
- use_digits = 7; /* need 7 digits */
- else if (((length - 1) & 0x00F00000) != 0)
- use_digits = 6; /* need 6 digits */
- else if (((length - 1) & 0x000F0000) != 0)
- use_digits = 5; /* need 5 digits */
- else
- use_digits = 4; /* we'll supply 4 digits */
- ad = 0;
- i = 0;
- j = 0;
- k = 0;
- while (i < length) {
- if ((i & 15) == 0) {
- /*
- * Start of a new line.
- */
- j = 0;
- l = use_digits;
- do {
- l--;
- c = (ad >> (l*4)) & 0xF;
- line[j++] = binhex[c];
- } while (l != 0);
- line[j++] = ' ';
- line[j++] = ' ';
- memset(line+j, ' ', DATA_DUMP_LEN);
- /*
- * Offset in line of ASCII dump.
- */
- k = j + HEX_DUMP_LEN + 2;
- }
- c = *cp++;
- line[j++] = binhex[c>>4];
- line[j++] = binhex[c&0xf];
- j++;
- if (encoding == PACKET_CHAR_ENC_CHAR_EBCDIC) {
- c = EBCDIC_to_ASCII1(c);
- }
- line[k++] = ((c >= ' ') && (c < 0x7f)) ? c : '.';
- i++;
- if (((i & 15) == 0) || (i == length)) {
- /*
- * We'll be starting a new line, or
- * we're finished printing this buffer;
- * dump out the line we've constructed,
- * and advance the offset.
- */
- line[k] = '\0';
- if (!print_line(stream, 0, line))
- return FALSE;
- ad += 16;
- }
- }
- return TRUE;
- }
- static
- void ps_clean_string(char *out, const char *in, int outbuf_size)
- {
- int rd, wr;
- char c;
- if (in == NULL) {
- out[0] = '\0';
- return;
- }
- for (rd = 0, wr = 0 ; wr < outbuf_size; rd++, wr++ ) {
- c = in[rd];
- switch (c) {
- case '(':
- case ')':
- case '\\':
- out[wr] = '\\';
- out[++wr] = c;
- break;
- default:
- out[wr] = c;
- break;
- }
- if (c == 0) {
- break;
- }
- }
- }
- /* Some formats need stuff at the beginning of the output */
- gboolean
- print_preamble(print_stream_t *self, gchar *filename, const char *version_string)
- {
- return self->ops->print_preamble ? (self->ops->print_preamble)(self, filename, version_string) : TRUE;
- }
- gboolean
- print_line(print_stream_t *self, int indent, const char *line)
- {
- return (self->ops->print_line)(self, indent, line);
- }
- /* Insert bookmark */
- gboolean
- print_bookmark(print_stream_t *self, const gchar *name, const gchar *title)
- {
- return self->ops->print_bookmark ? (self->ops->print_bookmark)(self, name, title) : TRUE;
- }
- gboolean
- new_page(print_stream_t *self)
- {
- return self->ops->new_page ? (self->ops->new_page)(self) : TRUE;
- }
- /* Some formats need stuff at the end of the output */
- gboolean
- print_finale(print_stream_t *self)
- {
- return self->ops->print_finale ? (self->ops->print_finale)(self) : TRUE;
- }
- gboolean
- destroy_print_stream(print_stream_t *self)
- {
- return self->ops->destroy ? (self->ops->destroy)(self) : TRUE;
- }
- typedef struct {
- gboolean to_file;
- FILE *fh;
- } output_text;
- static gboolean
- print_line_text(print_stream_t *self, int indent, const char *line)
- {
- static char spaces[MAX_INDENT];
- size_t ret;
- output_text *output = (output_text *)self->data;
- unsigned int num_spaces;
- /* should be space, if NUL -> initialize */
- if (!spaces[0]) {
- int i;
- for (i = 0; i < MAX_INDENT; i++)
- spaces[i] = ' ';
- }
- /* Prepare the tabs for printing, depending on tree level */
- num_spaces = indent * 4;
- if (num_spaces > MAX_INDENT)
- num_spaces = MAX_INDENT;
- ret = fwrite(spaces, 1, num_spaces, output->fh);
- if (ret == num_spaces) {
- fputs(line, output->fh);
- putc('\n', output->fh);
- }
- return !ferror(output->fh);
- }
- static gboolean
- new_page_text(print_stream_t *self)
- {
- output_text *output = (output_text *)self->data;
- fputs("\f", output->fh);
- return !ferror(output->fh);
- }
- static gboolean
- destroy_text(print_stream_t *self)
- {
- output_text *output = (output_text *)self->data;
- gboolean ret;
- ret = close_print_dest(output->to_file, output->fh);
- g_free(output);
- g_free(self);
- return ret;
- }
- static const print_stream_ops_t print_text_ops = {
- NULL, /* preamble */
- print_line_text,
- NULL, /* bookmark */
- new_page_text,
- NULL, /* finale */
- destroy_text
- };
- static print_stream_t *
- print_stream_text_alloc(gboolean to_file, FILE *fh)
- {
- print_stream_t *stream;
- output_text *output;
- output = (output_text *)g_malloc(sizeof *output);
- output->to_file = to_file;
- output->fh = fh;
- stream = (print_stream_t *)g_malloc(sizeof (print_stream_t));
- stream->ops = &print_text_ops;
- stream->data = output;
- return stream;
- }
- print_stream_t *
- print_stream_text_new(gboolean to_file, const char *dest)
- {
- FILE *fh;
- fh = open_print_dest(to_file, dest);
- if (fh == NULL)
- return NULL;
- return print_stream_text_alloc(to_file, fh);
- }
- print_stream_t *
- print_stream_text_stdio_new(FILE *fh)
- {
- return print_stream_text_alloc(TRUE, fh);
- }
- typedef struct {
- gboolean to_file;
- FILE *fh;
- } output_ps;
- static gboolean
- print_preamble_ps(print_stream_t *self, gchar *filename, const char *version_string)
- {
- output_ps *output = (output_ps *)self->data;
- char psbuffer[MAX_PS_LINE_LENGTH]; /* static sized buffer! */
- print_ps_preamble(output->fh);
- fputs("%% the page title\n", output->fh);
- ps_clean_string(psbuffer, filename, MAX_PS_LINE_LENGTH);
- fprintf(output->fh, "/ws_pagetitle (%s - Wireshark " VERSION "%s) def\n", psbuffer, version_string);
- fputs("\n", output->fh);
- return !ferror(output->fh);
- }
- static gboolean
- print_line_ps(print_stream_t *self, int indent, const char *line)
- {
- output_ps *output = (output_ps *)self->data;
- char psbuffer[MAX_PS_LINE_LENGTH]; /* static sized buffer! */
- ps_clean_string(psbuffer, line, MAX_PS_LINE_LENGTH);
- fprintf(output->fh, "%d (%s) putline\n", indent, psbuffer);
- return !ferror(output->fh);
- }
- static gboolean
- print_bookmark_ps(print_stream_t *self, const gchar *name, const gchar *title)
- {
- output_ps *output = (output_ps *)self->data;
- char psbuffer[MAX_PS_LINE_LENGTH]; /* static sized buffer! */
- /*
- * See the Adobe "pdfmark reference":
- *
- * http://partners.adobe.com/asn/acrobat/docs/pdfmark.pdf
- *
- * The pdfmark stuff tells code that turns PostScript into PDF
- * things that it should do.
- *
- * The /OUT stuff creates a bookmark that goes to the
- * destination with "name" as the name and "title" as the title.
- *
- * The "/DEST" creates the destination.
- */
- ps_clean_string(psbuffer, title, MAX_PS_LINE_LENGTH);
- fprintf(output->fh, "[/Dest /%s /Title (%s) /OUT pdfmark\n", name,
- psbuffer);
- fputs("[/View [/XYZ -4 currentpoint matrix currentmatrix matrix defaultmatrix\n",
- output->fh);
- fputs("matrix invertmatrix matrix concatmatrix transform exch pop 20 add null]\n",
- output->fh);
- fprintf(output->fh, "/Dest /%s /DEST pdfmark\n", name);
- return !ferror(output->fh);
- }
- static gboolean
- new_page_ps(print_stream_t *self)
- {
- output_ps *output = (output_ps *)self->data;
- fputs("formfeed\n", output->fh);
- return !ferror(output->fh);
- }
- static gboolean
- print_finale_ps(print_stream_t *self)
- {
- output_ps *output = (output_ps *)self->data;
- print_ps_finale(output->fh);
- return !ferror(output->fh);
- }
- static gboolean
- destroy_ps(print_stream_t *self)
- {
- output_ps *output = (output_ps *)self->data;
- gboolean ret;
- ret = close_print_dest(output->to_file, output->fh);
- g_free(output);
- g_free(self);
- return ret;
- }
- static const print_stream_ops_t print_ps_ops = {
- print_preamble_ps,
- print_line_ps,
- print_bookmark_ps,
- new_page_ps,
- print_finale_ps,
- destroy_ps
- };
- static print_stream_t *
- print_stream_ps_alloc(gboolean to_file, FILE *fh)
- {
- print_stream_t *stream;
- output_ps *output;
- output = (output_ps *)g_malloc(sizeof *output);
- output->to_file = to_file;
- output->fh = fh;
- stream = (print_stream_t *)g_malloc(sizeof (print_stream_t));
- stream->ops = &print_ps_ops;
- stream->data = output;
- return stream;
- }
- print_stream_t *
- print_stream_ps_new(gboolean to_file, const char *dest)
- {
- FILE *fh;
- fh = open_print_dest(to_file, dest);
- if (fh == NULL)
- return NULL;
- return print_stream_ps_alloc(to_file, fh);
- }
- print_stream_t *
- print_stream_ps_stdio_new(FILE *fh)
- {
- return print_stream_ps_alloc(TRUE, fh);
- }
- output_fields_t* output_fields_new(void)
- {
- output_fields_t* fields = g_new(output_fields_t, 1);
- fields->print_header = FALSE;
- fields->separator = '\t';
- fields->occurrence = 'a';
- fields->aggregator = ',';
- fields->fields = NULL; /*Do lazy initialisation */
- fields->field_indicies = NULL;
- fields->field_values = NULL;
- fields->quote ='\0';
- fields->includes_col_fields = FALSE;
- return fields;
- }
- gsize output_fields_num_fields(output_fields_t* fields)
- {
- g_assert(fields);
- if (NULL == fields->fields) {
- return 0;
- } else {
- return fields->fields->len;
- }
- }
- void output_fields_free(output_fields_t* fields)
- {
- g_assert(fields);
- if (NULL != fields->fields) {
- gsize i;
- if (NULL != fields->field_indicies) {
- /* Keys are stored in fields->fields, values are
- * integers.
- */
- g_hash_table_destroy(fields->field_indicies);
- }
- if (NULL != fields->field_values) {
- g_free(fields->field_values);
- }
- for(i = 0; i < fields->fields->len; ++i) {
- gchar* field = (gchar *)g_ptr_array_index(fields->fields,i);
- g_free(field);
- }
- g_ptr_array_free(fields->fields, TRUE);
- }
- g_free(fields);
- }
- #define COLUMN_FIELD_FILTER "col."
- void output_fields_add(output_fields_t *fields, const gchar *field)
- {
- gchar *field_copy;
- g_assert(fields);
- g_assert(field);
- if (NULL == fields->fields) {
- fields->fields = g_ptr_array_new();
- }
- field_copy = g_strdup(field);
- g_ptr_array_add(fields->fields, field_copy);
- /* See if we have a column as a field entry */
- if (!strncmp(field, COLUMN_FIELD_FILTER, strlen(COLUMN_FIELD_FILTER)))
- fields->includes_col_fields = TRUE;
- }
- gboolean output_fields_set_option(output_fields_t *info, gchar *option)
- {
- const gchar *option_name;
- const gchar *option_value;
- g_assert(info);
- g_assert(option);
- if ('\0' == *option) {
- return FALSE; /* Is this guarded against by option parsing? */
- }
- option_name = strtok(option, "=");
- if (!option_name) {
- return FALSE;
- }
- option_value = option + strlen(option_name) + 1;
- if (0 == strcmp(option_name, "header")) {
- switch (NULL == option_value ? '\0' : *option_value) {
- case 'n':
- info->print_header = FALSE;
- break;
- case 'y':
- info->print_header = TRUE;
- break;
- default:
- return FALSE;
- }
- return TRUE;
- }
- if (0 == strcmp(option_name, "separator")) {
- switch (NULL == option_value ? '\0' : *option_value) {
- case '\0':
- return FALSE;
- case '/':
- switch (*++option_value) {
- case 't':
- info->separator = '\t';
- break;
- case 's':
- info->separator = ' ';
- break;
- default:
- info->separator = '\\';
- }
- break;
- default:
- info->separator = *option_value;
- break;
- }
- return TRUE;
- }
- if (0 == strcmp(option_name, "occurrence")) {
- switch (NULL == option_value ? '\0' : *option_value) {
- case 'f':
- case 'l':
- case 'a':
- info->occurrence = *option_value;
- break;
- default:
- return FALSE;
- }
- return TRUE;
- }
- if (0 == strcmp(option_name, "aggregator")) {
- switch (NULL == option_value ? '\0' : *option_value) {
- case '\0':
- return FALSE;
- case '/':
- switch (*++option_value) {
- case 's':
- info->aggregator = ' ';
- break;
- default:
- info->aggregator = '\\';
- }
- break;
- default:
- info->aggregator = *option_value;
- break;
- }
- return TRUE;
- }
- if (0 == strcmp(option_name, "quote")) {
- switch (NULL == option_value ? '\0' : *option_value) {
- default: /* Fall through */
- case '\0':
- info->quote = '\0';
- return FALSE;
- case 'd':
- info->quote = '"';
- break;
- case 's':
- info->quote = '\'';
- break;
- case 'n':
- info->quote = '\0';
- break;
- }
- return TRUE;
- }
- return FALSE;
- }
- void output_fields_list_options(FILE *fh)
- {
- fprintf(fh, "TShark: The available options for field output \"E\" are:\n");
- fputs("header=y|n Print field abbreviations as first line of output (def: N: no)\n", fh);
- fputs("separator=/t|/s|<character> Set the separator to use;\n \"/t\" = tab, \"/s\" = space (def: /t: tab)\n", fh);
- fputs("occurrence=f|l|a Select the occurrence of a field to use;\n \"f\" = first, \"l\" = last, \"a\" = all (def: a: all)\n", fh);
- fputs("aggregator=,|/s|<character> Set the aggregator to use;\n \",\" = comma, \"/s\" = space (def: ,: comma)\n", fh);
- fputs("quote=d|s|n Print either d: double-quotes, s: single quotes or \n n: no quotes around field values (def: n: none)\n", fh);
- }
- gboolean output_fields_has_cols(output_fields_t* fields)
- {
- g_assert(fields);
- return fields->includes_col_fields;
- }
- void write_fields_preamble(output_fields_t* fields, FILE *fh)
- {
- gsize i;
- g_assert(fields);
- g_assert(fh);
- g_assert(fields->fields);
- if (!fields->print_header) {
- return;
- }
- for(i = 0; i < fields->fields->len; ++i) {
- const gchar* field = (const gchar *)g_ptr_array_index(fields->fields,i);
- if (i != 0 ) {
- fputc(fields->separator, fh);
- }
- fputs(field, fh);
- }
- fputc('\n', fh);
- }
- static void format_field_values(output_fields_t* fields, gpointer field_index, const gchar* value)
- {
- guint indx;
- GPtrArray* fv_p;
- if ((NULL == value) || ('\0' == *value))
- return;
- /* Unwrap change made to disambiguiate zero / null */
- indx = GPOINTER_TO_UINT(field_index) - 1;
- if (fields->field_values[indx] == NULL) {
- fields->field_values[indx] = g_ptr_array_new();
- }
- /* Essentially: fieldvalues[indx] is a 'GPtrArray *' with each array entry */
- /* pointing to a string which is (part of) the final output string. */
- fv_p = fields->field_values[indx];
- switch (fields->occurrence) {
- case 'f':
- /* print the value of only the first occurrence of the field */
- if (g_ptr_array_len(fv_p) != 0)
- return;
- break;
- case 'l':
- /* print the value of only the last occurrence of the field */
- g_ptr_array_set_size(fv_p, 0);
- break;
- case 'a':
- /* print the value of all accurrences of the field */
- /* If not the first, add the 'aggregator' */
- if (g_ptr_array_len(fv_p) > 0) {
- g_ptr_array_add(fv_p, (gpointer)ep_strdup_printf("%c", fields->aggregator));
- }
- break;
- default:
- g_assert_not_reached();
- break;
- }
- g_ptr_array_add(fv_p, (gpointer)value);
- }
- static void proto_tree_get_node_field_values(proto_node *node, gpointer data)
- {
- write_field_data_t *call_data;
- field_info *fi;
- gpointer field_index;
- call_data = (write_field_data_t *)data;
- fi = PNODE_FINFO(node);
- /* dissection with an invisible proto tree? */
- g_assert(fi);
- field_index = g_hash_table_lookup(call_data->fields->field_indicies, fi->hfinfo->abbrev);
- if (NULL != field_index) {
- format_field_values(call_data->fields, field_index,
- get_node_field_value(fi, call_data->edt) /* static or ep_alloc'd string */
- );
- }
- /* Recurse here. */
- if (node->first_child != NULL) {
- proto_tree_children_foreach(node, proto_tree_get_node_field_values,
- call_data);
- }
- }
- void proto_tree_write_fields(output_fields_t *fields, epan_dissect_t *edt, column_info *cinfo, FILE *fh)
- {
- gsize i;
- gint col;
- gchar *col_name;
- gpointer field_index;
- write_field_data_t data;
- g_assert(fields);
- g_assert(fields->fields);
- g_assert(edt);
- g_assert(fh);
- data.fields = fields;
- data.edt = edt;
- if (NULL == fields->field_indicies) {
- /* Prepare a lookup table from string abbreviation for field to its index. */
- fields->field_indicies = g_hash_table_new(g_str_hash, g_str_equal);
- i = 0;
- while (i < fields->fields->len) {
- gchar *field = (gchar *)g_ptr_array_index(fields->fields, i);
- /* Store field indicies +1 so that zero is not a valid value,
- * and can be distinguished from NULL as a pointer.
- */
- ++i;
- g_hash_table_insert(fields->field_indicies, field, GUINT_TO_POINTER(i));
- }
- }
- /* Array buffer to store values for this packet */
- /* Allocate an array for the 'GPtrarray *' the first time */
- /* ths function is invoked for a file; */
- /* Any and all 'GPtrArray *' are freed (after use) each */
- /* time (each packet) this function is invoked for a flle. */
- /* XXX: ToDo: use packet-scope'd memory & (if/when implemented) wmem ptr_array */
- if (NULL == fields->field_values)
- fields->field_values = g_new0(GPtrArray*, fields->fields->len); /* free'd in output_fields_free() */
- proto_tree_children_foreach(edt->tree, proto_tree_get_node_field_values,
- &data);
- if (fields->includes_col_fields) {
- for (col = 0; col < cinfo->num_cols; col++) {
- /* Prepend COLUMN_FIELD_FILTER as the field name */
- col_name = ep_strdup_printf("%s%s", COLUMN_FIELD_FILTER, cinfo->col_title[col]);
- field_index = g_hash_table_lookup(fields->field_indicies, col_name);
- if (NULL != field_index) {
- format_field_values(fields, field_index, cinfo->col_data[col]);
- }
- }
- }
- for(i = 0; i < fields->fields->len; ++i) {
- if (0 != i) {
- fputc(fields->separator, fh);
- }
- if (NULL != fields->field_values[i]) {
- GPtrArray *fv_p;
- gsize j;
- fv_p = fields->field_values[i];
- if (fields->quote != '\0') {
- fputc(fields->quote, fh);
- }
- /* Output the array of (partial) field values */
- for (j = 0; j < g_ptr_array_len(fv_p); j++ ) {
- fputs((gchar *)g_ptr_array_index(fv_p, j), fh);
- }
- if (fields->quote != '\0') {
- fputc(f…
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