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wireshark/wiretap/wtap_opttypes.c

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/* wtap_opttypes.c
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 2001 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <glib.h>
#include <string.h>
#include "wtap.h"
#include "wtap_opttypes.h"
#include "wtap-int.h"
#include "pcapng_module.h"
#include <wsutil/ws_assert.h>
#include <wsutil/glib-compat.h>
#include <wsutil/inet_ipv6.h>
#include <wsutil/unicode-utils.h>
#if 0
#define wtap_debug(...) ws_warning(__VA_ARGS__)
#define DEBUG_COUNT_REFS
#else
#define wtap_debug(...)
#endif
#define ROUND_TO_4BYTE(len) (((len) + 3) & ~3)
/*
* Structure describing a type of block.
*/
typedef struct {
wtap_block_type_t block_type; /**< internal type code for block */
const char *name; /**< name of block */
const char *description; /**< human-readable description of block */
wtap_block_create_func create;
wtap_mand_free_func free_mand;
wtap_mand_copy_func copy_mand;
GHashTable *options; /**< hash table of known options */
} wtap_blocktype_t;
#define GET_OPTION_TYPE(options, option_id) \
(const wtap_opttype_t *)g_hash_table_lookup((options), GUINT_TO_POINTER(option_id))
/*
* Structure describing a type of option.
*/
typedef struct {
const char *name; /**< name of option */
const char *description; /**< human-readable description of option */
wtap_opttype_e data_type; /**< data type of that option */
guint flags; /**< flags for the option */
} wtap_opttype_t;
/* Flags */
#define WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED 0x00000001 /* multiple instances allowed */
/* Debugging reference counting */
#ifdef DEBUG_COUNT_REFS
static guint block_count = 0;
static guint8 blocks_active[sizeof(guint)/8];
static void rc_set(guint refnum)
{
guint cellno = refnum / 8;
guint bitno = refnum % 8;
blocks_active[cellno] |= (guint8)(1 << bitno);
}
static void rc_clear(guint refnum)
{
guint cellno = refnum / 8;
guint bitno = refnum % 8;
blocks_active[cellno] &= (guint8)~(1 << bitno);
}
#endif /* DEBUG_COUNT_REFS */
struct wtap_block
{
wtap_blocktype_t* info;
void* mandatory_data;
GArray* options;
gint ref_count;
#ifdef DEBUG_COUNT_REFS
guint id;
#endif
};
/* Keep track of wtap_blocktype_t's via their id number */
static wtap_blocktype_t* blocktype_list[MAX_WTAP_BLOCK_TYPE_VALUE];
static if_filter_opt_t if_filter_dup(if_filter_opt_t* filter_src)
{
if_filter_opt_t filter_dest;
memset(&filter_dest, 0, sizeof(filter_dest));
/* Deep copy. */
filter_dest.type = filter_src->type;
switch (filter_src->type) {
case if_filter_pcap:
/* pcap filter string */
filter_dest.data.filter_str =
g_strdup(filter_src->data.filter_str);
break;
case if_filter_bpf:
/* BPF program */
filter_dest.data.bpf_prog.bpf_prog_len =
filter_src->data.bpf_prog.bpf_prog_len;
filter_dest.data.bpf_prog.bpf_prog =
(wtap_bpf_insn_t *)g_memdup2(filter_src->data.bpf_prog.bpf_prog,
filter_src->data.bpf_prog.bpf_prog_len * sizeof (wtap_bpf_insn_t));
break;
default:
break;
}
return filter_dest;
}
static void if_filter_free(if_filter_opt_t* filter_src)
{
switch (filter_src->type) {
case if_filter_pcap:
/* pcap filter string */
g_free(filter_src->data.filter_str);
break;
case if_filter_bpf:
/* BPF program */
g_free(filter_src->data.bpf_prog.bpf_prog);
break;
default:
break;
}
}
static packet_verdict_opt_t
packet_verdict_dup(packet_verdict_opt_t* verdict_src)
{
packet_verdict_opt_t verdict_dest;
memset(&verdict_dest, 0, sizeof(verdict_dest));
/* Deep copy. */
verdict_dest.type = verdict_src->type;
switch (verdict_src->type) {
case packet_verdict_hardware:
/* array of octets */
verdict_dest.data.verdict_bytes =
g_byte_array_new_take((guint8 *)g_memdup2(verdict_src->data.verdict_bytes->data,
verdict_src->data.verdict_bytes->len),
verdict_src->data.verdict_bytes->len);
break;
case packet_verdict_linux_ebpf_tc:
/* eBPF TC_ACT_ value */
verdict_dest.data.verdict_linux_ebpf_tc =
verdict_src->data.verdict_linux_ebpf_tc;
break;
case packet_verdict_linux_ebpf_xdp:
/* xdp_action value */
verdict_dest.data.verdict_linux_ebpf_xdp =
verdict_src->data.verdict_linux_ebpf_xdp;
break;
default:
break;
}
return verdict_dest;
}
void wtap_packet_verdict_free(packet_verdict_opt_t* verdict)
{
switch (verdict->type) {
case packet_verdict_hardware:
/* array of bytes */
g_byte_array_free(verdict->data.verdict_bytes, TRUE);
break;
default:
break;
}
}
static packet_hash_opt_t
packet_hash_dup(packet_hash_opt_t* hash_src)
{
packet_hash_opt_t hash_dest;
memset(&hash_dest, 0, sizeof(hash_dest));
/* Deep copy. */
hash_dest.type = hash_src->type;
/* array of octets */
hash_dest.hash_bytes =
g_byte_array_new_take((guint8 *)g_memdup2(hash_src->hash_bytes->data,
hash_src->hash_bytes->len),
hash_src->hash_bytes->len);
return hash_dest;
}
void wtap_packet_hash_free(packet_hash_opt_t* hash)
{
/* array of bytes */
g_byte_array_free(hash->hash_bytes, TRUE);
}
static void wtap_opttype_block_register(wtap_blocktype_t *blocktype)
{
wtap_block_type_t block_type;
static const wtap_opttype_t opt_comment = {
"opt_comment",
"Comment",
WTAP_OPTTYPE_STRING,
WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED
};
static const wtap_opttype_t opt_custom = {
"opt_custom",
"Custom Option",
WTAP_OPTTYPE_CUSTOM,
WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED
};
block_type = blocktype->block_type;
/* Check input */
ws_assert(block_type < MAX_WTAP_BLOCK_TYPE_VALUE);
/* Don't re-register. */
ws_assert(blocktype_list[block_type] == NULL);
/* Sanity check */
ws_assert(blocktype->name);
ws_assert(blocktype->description);
ws_assert(blocktype->create);
/*
* Initialize the set of supported options.
* All blocks that support options at all support
* OPT_COMMENT and OPT_CUSTOM.
*
* XXX - there's no "g_uint_hash()" or "g_uint_equal()",
* so we use "g_direct_hash()" and "g_direct_equal()".
*/
blocktype->options = g_hash_table_new(g_direct_hash, g_direct_equal);
g_hash_table_insert(blocktype->options, GUINT_TO_POINTER(OPT_COMMENT),
(gpointer)&opt_comment);
g_hash_table_insert(blocktype->options, GUINT_TO_POINTER(OPT_CUSTOM_STR_COPY),
(gpointer)&opt_custom);
g_hash_table_insert(blocktype->options, GUINT_TO_POINTER(OPT_CUSTOM_BIN_COPY),
(gpointer)&opt_custom);
g_hash_table_insert(blocktype->options, GUINT_TO_POINTER(OPT_CUSTOM_STR_NO_COPY),
(gpointer)&opt_custom);
g_hash_table_insert(blocktype->options, GUINT_TO_POINTER(OPT_CUSTOM_BIN_NO_COPY),
(gpointer)&opt_custom);
blocktype_list[block_type] = blocktype;
}
static void wtap_opttype_option_register(wtap_blocktype_t *blocktype, guint opttype, const wtap_opttype_t *option)
{
g_hash_table_insert(blocktype->options, GUINT_TO_POINTER(opttype),
(gpointer) option);
}
wtap_block_type_t wtap_block_get_type(wtap_block_t block)
{
return block->info->block_type;
}
void* wtap_block_get_mandatory_data(wtap_block_t block)
{
return block->mandatory_data;
}
static wtap_optval_t *
wtap_block_get_option(wtap_block_t block, guint option_id)
{
guint i;
wtap_option_t *opt;
if (block == NULL) {
return NULL;
}
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
if (opt->option_id == option_id)
return &opt->value;
}
return NULL;
}
static wtap_optval_t *
wtap_block_get_nth_option(wtap_block_t block, guint option_id, guint idx)
{
guint i;
wtap_option_t *opt;
guint opt_idx;
if (block == NULL) {
return NULL;
}
opt_idx = 0;
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
if (opt->option_id == option_id) {
if (opt_idx == idx)
return &opt->value;
opt_idx++;
}
}
return NULL;
}
wtap_block_t wtap_block_create(wtap_block_type_t block_type)
{
wtap_block_t block;
if (block_type >= MAX_WTAP_BLOCK_TYPE_VALUE)
return NULL;
block = g_new(struct wtap_block, 1);
block->info = blocktype_list[block_type];
block->options = g_array_new(FALSE, FALSE, sizeof(wtap_option_t));
block->info->create(block);
block->ref_count = 1;
#ifdef DEBUG_COUNT_REFS
block->id = block_count++;
rc_set(block->id);
wtap_debug("Created #%d %s", block->id, block->info->name);
#endif /* DEBUG_COUNT_REFS */
return block;
}
static void wtap_block_free_option(wtap_block_t block, wtap_option_t *opt)
{
const wtap_opttype_t *opttype;
if (block == NULL) {
return;
}
opttype = GET_OPTION_TYPE(block->info->options, opt->option_id);
switch (opttype->data_type) {
case WTAP_OPTTYPE_STRING:
g_free(opt->value.stringval);
break;
case WTAP_OPTTYPE_BYTES:
g_bytes_unref(opt->value.byteval);
break;
case WTAP_OPTTYPE_CUSTOM:
switch (opt->value.custom_opt.pen) {
case PEN_NFLX:
g_free(opt->value.custom_opt.data.nflx_data.custom_data);
break;
default:
g_free(opt->value.custom_opt.data.generic_data.custom_data);
break;
}
break;
case WTAP_OPTTYPE_IF_FILTER:
if_filter_free(&opt->value.if_filterval);
break;
case WTAP_OPTTYPE_PACKET_VERDICT:
wtap_packet_verdict_free(&opt->value.packet_verdictval);
break;
case WTAP_OPTTYPE_PACKET_HASH:
wtap_packet_hash_free(&opt->value.packet_hash);
break;
default:
break;
}
}
static void wtap_block_free_options(wtap_block_t block)
{
guint i;
wtap_option_t *opt;
if (block == NULL || block->options == NULL) {
return;
}
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
wtap_block_free_option(block, opt);
}
g_array_remove_range(block->options, 0, block->options->len);
}
wtap_block_t wtap_block_ref(wtap_block_t block)
{
if (block == NULL) {
return NULL;
}
g_atomic_int_inc(&block->ref_count);
#ifdef DEBUG_COUNT_REFS
wtap_debug("Ref #%d %s", block->id, block->info->name);
#endif /* DEBUG_COUNT_REFS */
return block;
}
void wtap_block_unref(wtap_block_t block)
{
if (block != NULL)
{
if (g_atomic_int_dec_and_test(&block->ref_count)) {
#ifdef DEBUG_COUNT_REFS
wtap_debug("Destroy #%d %s", block->id, block->info->name);
rc_clear(block->id);
#endif /* DEBUG_COUNT_REFS */
if (block->info->free_mand != NULL)
block->info->free_mand(block);
g_free(block->mandatory_data);
wtap_block_free_options(block);
g_array_free(block->options, TRUE);
g_free(block);
}
#ifdef DEBUG_COUNT_REFS
else {
wtap_debug("Unref #%d %s", block->id, block->info->name);
}
#endif /* DEBUG_COUNT_REFS */
}
}
void wtap_block_array_free(GArray* block_array)
{
guint block;
if (block_array == NULL)
return;
for (block = 0; block < block_array->len; block++) {
wtap_block_unref(g_array_index(block_array, wtap_block_t, block));
}
g_array_free(block_array, TRUE);
}
/*
* Make a copy of a block.
*/
void
wtap_block_copy(wtap_block_t dest_block, wtap_block_t src_block)
{
guint i;
wtap_option_t *src_opt;
const wtap_opttype_t *opttype;
/*
* Copy the mandatory data.
*/
if (dest_block->info->copy_mand != NULL)
dest_block->info->copy_mand(dest_block, src_block);
/* Copy the options. For now, don't remove any options that are in destination
* but not source.
*/
for (i = 0; i < src_block->options->len; i++)
{
src_opt = &g_array_index(src_block->options, wtap_option_t, i);
opttype = GET_OPTION_TYPE(src_block->info->options, src_opt->option_id);
switch(opttype->data_type) {
case WTAP_OPTTYPE_UINT8:
wtap_block_add_uint8_option(dest_block, src_opt->option_id, src_opt->value.uint8val);
break;
case WTAP_OPTTYPE_UINT32:
wtap_block_add_uint32_option(dest_block, src_opt->option_id, src_opt->value.uint32val);
break;
case WTAP_OPTTYPE_UINT64:
wtap_block_add_uint64_option(dest_block, src_opt->option_id, src_opt->value.uint64val);
break;
case WTAP_OPTTYPE_IPv4:
wtap_block_add_ipv4_option(dest_block, src_opt->option_id, src_opt->value.ipv4val);
break;
case WTAP_OPTTYPE_IPv6:
wtap_block_add_ipv6_option(dest_block, src_opt->option_id, &src_opt->value.ipv6val);
break;
case WTAP_OPTTYPE_STRING:
wtap_block_add_string_option(dest_block, src_opt->option_id, src_opt->value.stringval, strlen(src_opt->value.stringval));
break;
case WTAP_OPTTYPE_BYTES:
wtap_block_add_bytes_option_borrow(dest_block, src_opt->option_id, src_opt->value.byteval);
break;
case WTAP_OPTTYPE_CUSTOM:
switch (src_opt->value.custom_opt.pen) {
case PEN_NFLX:
wtap_block_add_nflx_custom_option(dest_block, src_opt->value.custom_opt.data.nflx_data.type, src_opt->value.custom_opt.data.nflx_data.custom_data, src_opt->value.custom_opt.data.nflx_data.custom_data_len);
break;
default:
wtap_block_add_custom_option(dest_block, src_opt->option_id, src_opt->value.custom_opt.pen, src_opt->value.custom_opt.data.generic_data.custom_data, src_opt->value.custom_opt.data.generic_data.custom_data_len);
break;
}
break;
case WTAP_OPTTYPE_IF_FILTER:
wtap_block_add_if_filter_option(dest_block, src_opt->option_id, &src_opt->value.if_filterval);
break;
case WTAP_OPTTYPE_PACKET_VERDICT:
wtap_block_add_packet_verdict_option(dest_block, src_opt->option_id, &src_opt->value.packet_verdictval);
break;
case WTAP_OPTTYPE_PACKET_HASH:
wtap_block_add_packet_hash_option(dest_block, src_opt->option_id, &src_opt->value.packet_hash);
break;
}
}
}
wtap_block_t wtap_block_make_copy(wtap_block_t block)
{
wtap_block_t block_copy;
block_copy = wtap_block_create(block->info->block_type);
wtap_block_copy(block_copy, block);
return block_copy;
}
guint
wtap_block_count_option(wtap_block_t block, guint option_id)
{
guint i;
guint ret_val = 0;
wtap_option_t *opt;
if (block == NULL) {
return 0;
}
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
if (opt->option_id == option_id)
ret_val++;
}
return ret_val;
}
gboolean wtap_block_foreach_option(wtap_block_t block, wtap_block_foreach_func func, void* user_data)
{
guint i;
wtap_option_t *opt;
const wtap_opttype_t *opttype;
if (block == NULL) {
return TRUE;
}
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
opttype = GET_OPTION_TYPE(block->info->options, opt->option_id);
if (!func(block, opt->option_id, opttype->data_type, &opt->value, user_data))
return FALSE;
}
return TRUE;
}
static wtap_opttype_return_val
wtap_block_add_option_common(wtap_block_t block, guint option_id, wtap_opttype_e type, wtap_option_t **optp)
{
wtap_option_t *opt;
const wtap_opttype_t *opttype;
guint i;
if (block == NULL) {
return WTAP_OPTTYPE_BAD_BLOCK;
}
opttype = GET_OPTION_TYPE(block->info->options, option_id);
if (opttype == NULL) {
/* There's no option for this block with that option ID */
return WTAP_OPTTYPE_NO_SUCH_OPTION;
}
/*
* Is this an option of the specified data type?
*/
if (opttype->data_type != type) {
/*
* No.
*/
return WTAP_OPTTYPE_TYPE_MISMATCH;
}
/*
* Can there be more than one instance of this option?
*/
if (!(opttype->flags & WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED)) {
/*
* No. Is there already an instance of this option?
*/
if (wtap_block_get_option(block, option_id) != NULL) {
/*
* Yes. Fail.
*/
return WTAP_OPTTYPE_ALREADY_EXISTS;
}
}
/*
* Add an instance.
*/
i = block->options->len;
g_array_set_size(block->options, i + 1);
opt = &g_array_index(block->options, wtap_option_t, i);
opt->option_id = option_id;
*optp = opt;
return WTAP_OPTTYPE_SUCCESS;
}
static wtap_opttype_return_val
wtap_block_get_option_common(wtap_block_t block, guint option_id, wtap_opttype_e type, wtap_optval_t **optvalp)
{
const wtap_opttype_t *opttype;
wtap_optval_t *optval;
if (block == NULL) {
return WTAP_OPTTYPE_BAD_BLOCK;
}
opttype = GET_OPTION_TYPE(block->info->options, option_id);
if (opttype == NULL) {
/* There's no option for this block with that option ID */
return WTAP_OPTTYPE_NO_SUCH_OPTION;
}
/*
* Is this an option of the specified data type?
*/
if (opttype->data_type != type) {
/*
* No.
*/
return WTAP_OPTTYPE_TYPE_MISMATCH;
}
/*
* Can there be more than one instance of this option?
*/
if (opttype->flags & WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED) {
/*
* Yes. You can't ask for "the" value.
*/
return WTAP_OPTTYPE_NUMBER_MISMATCH;
}
optval = wtap_block_get_option(block, option_id);
if (optval == NULL) {
/* Didn't find the option */
return WTAP_OPTTYPE_NOT_FOUND;
}
*optvalp = optval;
return WTAP_OPTTYPE_SUCCESS;
}
static wtap_opttype_return_val
wtap_block_get_nth_option_common(wtap_block_t block, guint option_id, wtap_opttype_e type, guint idx, wtap_optval_t **optvalp)
{
const wtap_opttype_t *opttype;
wtap_optval_t *optval;
if (block == NULL) {
return WTAP_OPTTYPE_BAD_BLOCK;
}
opttype = GET_OPTION_TYPE(block->info->options, option_id);
if (opttype == NULL) {
/* There's no option for this block with that option ID */
return WTAP_OPTTYPE_NO_SUCH_OPTION;
}
/*
* Is this an option of the specified data type?
*/
if (opttype->data_type != type) {
/*
* No.
*/
return WTAP_OPTTYPE_TYPE_MISMATCH;
}
/*
* Can there be more than one instance of this option?
*/
if (!(opttype->flags & WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED)) {
/*
* No.
*/
return WTAP_OPTTYPE_NUMBER_MISMATCH;
}
optval = wtap_block_get_nth_option(block, option_id, idx);
if (optval == NULL) {
/* Didn't find the option */
return WTAP_OPTTYPE_NOT_FOUND;
}
*optvalp = optval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_uint8_option(wtap_block_t block, guint option_id, guint8 value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_UINT8, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.uint8val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_uint8_option_value(wtap_block_t block, guint option_id, guint8 value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_UINT8, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
optval->uint8val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_uint8_option_value(wtap_block_t block, guint option_id, guint8* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_UINT8, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->uint8val;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_uint32_option(wtap_block_t block, guint option_id, guint32 value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_UINT32, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.uint32val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_uint32_option_value(wtap_block_t block, guint option_id, guint32 value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_UINT32, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
optval->uint32val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_uint32_option_value(wtap_block_t block, guint option_id, guint32* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_UINT32, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->uint32val;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_uint64_option(wtap_block_t block, guint option_id, guint64 value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_UINT64, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.uint64val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_uint64_option_value(wtap_block_t block, guint option_id, guint64 value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_UINT64, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
optval->uint64val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_uint64_option_value(wtap_block_t block, guint option_id, guint64 *value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_UINT64, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->uint64val;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_ipv4_option(wtap_block_t block, guint option_id, guint32 value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_IPv4, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.ipv4val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_ipv4_option_value(wtap_block_t block, guint option_id, guint32 value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_IPv4, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
optval->ipv4val = value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_ipv4_option_value(wtap_block_t block, guint option_id, guint32* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_IPv4, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->ipv4val;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_ipv6_option(wtap_block_t block, guint option_id, ws_in6_addr *value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_IPv6, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.ipv6val = *value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_ipv6_option_value(wtap_block_t block, guint option_id, ws_in6_addr *value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_IPv6, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
optval->ipv6val = *value;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_ipv6_option_value(wtap_block_t block, guint option_id, ws_in6_addr* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_IPv6, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->ipv6val;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_string_option(wtap_block_t block, guint option_id, const char *value, gsize value_length)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_STRING, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.stringval = g_strndup(value, value_length);
WS_UTF_8_CHECK(opt->value.stringval, -1);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_string_option_owned(wtap_block_t block, guint option_id, char *value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_STRING, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.stringval = value;
WS_UTF_8_CHECK(opt->value.stringval, -1);
return WTAP_OPTTYPE_SUCCESS;
}
static wtap_opttype_return_val
wtap_block_add_string_option_vformat(wtap_block_t block, guint option_id, const char *format, va_list va)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_STRING, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.stringval = ws_strdup_vprintf(format, va);
WS_UTF_8_CHECK(opt->value.stringval, -1);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_string_option_format(wtap_block_t block, guint option_id, const char *format, ...)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
va_list va;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_STRING, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
va_start(va, format);
opt->value.stringval = ws_strdup_vprintf(format, va);
va_end(va);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_string_option_value(wtap_block_t block, guint option_id, const char *value, size_t value_length)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_STRING, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS) {
if (ret == WTAP_OPTTYPE_NOT_FOUND) {
/*
* There's no instance to set, so just try to create a new one
* with the value.
*/
return wtap_block_add_string_option(block, option_id, value, value_length);
}
/* Otherwise fail. */
return ret;
}
g_free(optval->stringval);
optval->stringval = g_strndup(value, value_length);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_nth_string_option_value(wtap_block_t block, guint option_id, guint idx, const char *value, size_t value_length)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_STRING, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
g_free(optval->stringval);
optval->stringval = g_strndup(value, value_length);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_string_option_value_format(wtap_block_t block, guint option_id, const char *format, ...)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
va_list va;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_STRING, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS) {
if (ret == WTAP_OPTTYPE_NOT_FOUND) {
/*
* There's no instance to set, so just try to create a new one
* with the formatted string.
*/
va_start(va, format);
ret = wtap_block_add_string_option_vformat(block, option_id, format, va);
va_end(va);
return ret;
}
/* Otherwise fail. */
return ret;
}
g_free(optval->stringval);
va_start(va, format);
optval->stringval = ws_strdup_vprintf(format, va);
va_end(va);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_nth_string_option_value_format(wtap_block_t block, guint option_id, guint idx, const char *format, ...)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
va_list va;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_STRING, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
g_free(optval->stringval);
va_start(va, format);
optval->stringval = ws_strdup_vprintf(format, va);
va_end(va);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_string_option_value(wtap_block_t block, guint option_id, char** value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_STRING, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->stringval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_nth_string_option_value(wtap_block_t block, guint option_id, guint idx, char** value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_STRING, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->stringval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_bytes_option(wtap_block_t block, guint option_id, const guint8 *value, gsize value_length)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_BYTES, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.byteval = g_bytes_new(value, value_length);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_bytes_option_borrow(wtap_block_t block, guint option_id, GBytes *value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_BYTES, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.byteval = g_bytes_ref(value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_bytes_option_value(wtap_block_t block, guint option_id, const guint8 *value, size_t value_length)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_BYTES, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS) {
if (ret == WTAP_OPTTYPE_NOT_FOUND) {
/*
* There's no instance to set, so just try to create a new one
* with the value.
*/
return wtap_block_add_bytes_option(block, option_id, value, value_length);
}
/* Otherwise fail. */
return ret;
}
g_bytes_unref(optval->byteval);
optval->byteval = g_bytes_new(value, value_length);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_nth_bytes_option_value(wtap_block_t block, guint option_id, guint idx, GBytes *value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_BYTES, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
g_bytes_unref(optval->byteval);
optval->byteval = g_bytes_ref(value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_bytes_option_value(wtap_block_t block, guint option_id, GBytes** value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_BYTES, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->byteval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_nth_bytes_option_value(wtap_block_t block, guint option_id, guint idx, GBytes** value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_BYTES, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->byteval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_nflx_custom_option(wtap_block_t block, guint32 type, const char *custom_data, gsize custom_data_len)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, OPT_CUSTOM_BIN_COPY, WTAP_OPTTYPE_CUSTOM, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.custom_opt.pen = PEN_NFLX;
opt->value.custom_opt.data.nflx_data.type = type;
opt->value.custom_opt.data.nflx_data.custom_data_len = custom_data_len;
opt->value.custom_opt.data.nflx_data.custom_data = g_memdup2(custom_data, custom_data_len);
opt->value.custom_opt.data.nflx_data.use_little_endian = (block->info->block_type == WTAP_BLOCK_CUSTOM);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_nflx_custom_option(wtap_block_t block, guint32 nflx_type, char *nflx_custom_data _U_, gsize nflx_custom_data_len)
{
const wtap_opttype_t *opttype;
wtap_option_t *opt;
guint i;
if (block == NULL) {
return WTAP_OPTTYPE_BAD_BLOCK;
}
opttype = GET_OPTION_TYPE(block->info->options, OPT_CUSTOM_BIN_COPY);
if (opttype == NULL) {
return WTAP_OPTTYPE_NO_SUCH_OPTION;
}
if (opttype->data_type != WTAP_OPTTYPE_CUSTOM) {
return WTAP_OPTTYPE_TYPE_MISMATCH;
}
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
if ((opt->option_id == OPT_CUSTOM_BIN_COPY) &&
(opt->value.custom_opt.pen == PEN_NFLX) &&
(opt->value.custom_opt.data.nflx_data.type == nflx_type)) {
break;
}
}
if (i == block->options->len) {
return WTAP_OPTTYPE_NOT_FOUND;
}
if (nflx_custom_data_len < opt->value.custom_opt.data.nflx_data.custom_data_len) {
return WTAP_OPTTYPE_TYPE_MISMATCH;
}
switch (nflx_type) {
case NFLX_OPT_TYPE_VERSION: {
guint32 *src, *dst;
ws_assert(nflx_custom_data_len == sizeof(guint32));
src = (guint32 *)opt->value.custom_opt.data.nflx_data.custom_data;
dst = (guint32 *)nflx_custom_data;
*dst = GUINT32_FROM_LE(*src);
break;
}
case NFLX_OPT_TYPE_TCPINFO: {
struct nflx_tcpinfo *src, *dst;
ws_assert(nflx_custom_data_len == sizeof(struct nflx_tcpinfo));
src = (struct nflx_tcpinfo *)opt->value.custom_opt.data.nflx_data.custom_data;
dst = (struct nflx_tcpinfo *)nflx_custom_data;
dst->tlb_tv_sec = GUINT64_FROM_LE(src->tlb_tv_sec);
dst->tlb_tv_usec = GUINT64_FROM_LE(src->tlb_tv_usec);
dst->tlb_ticks = GUINT32_FROM_LE(src->tlb_ticks);
dst->tlb_sn = GUINT32_FROM_LE(src->tlb_sn);
dst->tlb_stackid = src->tlb_stackid;
dst->tlb_eventid = src->tlb_eventid;
dst->tlb_eventflags = GUINT16_FROM_LE(src->tlb_eventflags);
dst->tlb_errno = GINT32_FROM_LE(src->tlb_errno);
dst->tlb_rxbuf_tls_sb_acc = GUINT32_FROM_LE(src->tlb_rxbuf_tls_sb_acc);
dst->tlb_rxbuf_tls_sb_ccc = GUINT32_FROM_LE(src->tlb_rxbuf_tls_sb_ccc);
dst->tlb_rxbuf_tls_sb_spare = GUINT32_FROM_LE(src->tlb_rxbuf_tls_sb_spare);
dst->tlb_txbuf_tls_sb_acc = GUINT32_FROM_LE(src->tlb_txbuf_tls_sb_acc);
dst->tlb_txbuf_tls_sb_ccc = GUINT32_FROM_LE(src->tlb_txbuf_tls_sb_ccc);
dst->tlb_txbuf_tls_sb_spare = GUINT32_FROM_LE(src->tlb_txbuf_tls_sb_spare);
dst->tlb_state = GINT32_FROM_LE(src->tlb_state);
dst->tlb_starttime = GUINT32_FROM_LE(src->tlb_starttime);
dst->tlb_iss = GUINT32_FROM_LE(src->tlb_iss);
dst->tlb_flags = GUINT32_FROM_LE(src->tlb_flags);
dst->tlb_snd_una = GUINT32_FROM_LE(src->tlb_snd_una);
dst->tlb_snd_max = GUINT32_FROM_LE(src->tlb_snd_max);
dst->tlb_snd_cwnd = GUINT32_FROM_LE(src->tlb_snd_cwnd);
dst->tlb_snd_nxt = GUINT32_FROM_LE(src->tlb_snd_nxt);
dst->tlb_snd_recover = GUINT32_FROM_LE(src->tlb_snd_recover);
dst->tlb_snd_wnd = GUINT32_FROM_LE(src->tlb_snd_wnd);
dst->tlb_snd_ssthresh = GUINT32_FROM_LE(src->tlb_snd_ssthresh);
dst->tlb_srtt = GUINT32_FROM_LE(src->tlb_srtt);
dst->tlb_rttvar = GUINT32_FROM_LE(src->tlb_rttvar);
dst->tlb_rcv_up = GUINT32_FROM_LE(src->tlb_rcv_up);
dst->tlb_rcv_adv = GUINT32_FROM_LE(src->tlb_rcv_adv);
dst->tlb_flags2 = GUINT32_FROM_LE(src->tlb_flags2);
dst->tlb_rcv_nxt = GUINT32_FROM_LE(src->tlb_rcv_nxt);
dst->tlb_rcv_wnd = GUINT32_FROM_LE(src->tlb_rcv_wnd);
dst->tlb_dupacks = GUINT32_FROM_LE(src->tlb_dupacks);
dst->tlb_segqlen = GINT32_FROM_LE(src->tlb_segqlen);
dst->tlb_snd_numholes = GINT32_FROM_LE(src->tlb_snd_numholes);
dst->tlb_flex1 = GUINT32_FROM_LE(src->tlb_flex1);
dst->tlb_flex2 = GUINT32_FROM_LE(src->tlb_flex2);
dst->tlb_fbyte_in = GUINT32_FROM_LE(src->tlb_fbyte_in);
dst->tlb_fbyte_out = GUINT32_FROM_LE(src->tlb_fbyte_out);
dst->tlb_snd_scale = src->tlb_snd_scale;
dst->tlb_rcv_scale = src->tlb_rcv_scale;
for (i = 0; i < 3; i++) {
dst->_pad[i] = src->_pad[i];
}
dst->tlb_stackinfo_bbr_cur_del_rate = GUINT64_FROM_LE(src->tlb_stackinfo_bbr_cur_del_rate);
dst->tlb_stackinfo_bbr_delRate = GUINT64_FROM_LE(src->tlb_stackinfo_bbr_delRate);
dst->tlb_stackinfo_bbr_rttProp = GUINT64_FROM_LE(src->tlb_stackinfo_bbr_rttProp);
dst->tlb_stackinfo_bbr_bw_inuse = GUINT64_FROM_LE(src->tlb_stackinfo_bbr_bw_inuse);
dst->tlb_stackinfo_bbr_inflight = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_inflight);
dst->tlb_stackinfo_bbr_applimited = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_applimited);
dst->tlb_stackinfo_bbr_delivered = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_delivered);
dst->tlb_stackinfo_bbr_timeStamp = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_timeStamp);
dst->tlb_stackinfo_bbr_epoch = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_epoch);
dst->tlb_stackinfo_bbr_lt_epoch = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_lt_epoch);
dst->tlb_stackinfo_bbr_pkts_out = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_pkts_out);
dst->tlb_stackinfo_bbr_flex1 = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_flex1);
dst->tlb_stackinfo_bbr_flex2 = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_flex2);
dst->tlb_stackinfo_bbr_flex3 = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_flex3);
dst->tlb_stackinfo_bbr_flex4 = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_flex4);
dst->tlb_stackinfo_bbr_flex5 = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_flex5);
dst->tlb_stackinfo_bbr_flex6 = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_flex6);
dst->tlb_stackinfo_bbr_lost = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_lost);
dst->tlb_stackinfo_bbr_pacing_gain = GUINT16_FROM_LE(src->tlb_stackinfo_bbr_lost);
dst->tlb_stackinfo_bbr_cwnd_gain = GUINT16_FROM_LE(src->tlb_stackinfo_bbr_lost);
dst->tlb_stackinfo_bbr_flex7 = GUINT16_FROM_LE(src->tlb_stackinfo_bbr_flex7);
dst->tlb_stackinfo_bbr_bbr_state = src->tlb_stackinfo_bbr_bbr_state;
dst->tlb_stackinfo_bbr_bbr_substate = src->tlb_stackinfo_bbr_bbr_substate;
dst->tlb_stackinfo_bbr_inhpts = src->tlb_stackinfo_bbr_inhpts;
dst->tlb_stackinfo_bbr_ininput = src->tlb_stackinfo_bbr_ininput;
dst->tlb_stackinfo_bbr_use_lt_bw = src->tlb_stackinfo_bbr_use_lt_bw;
dst->tlb_stackinfo_bbr_flex8 = src->tlb_stackinfo_bbr_flex8;
dst->tlb_stackinfo_bbr_pkt_epoch = GUINT32_FROM_LE(src->tlb_stackinfo_bbr_pkt_epoch);
dst->tlb_len = GUINT32_FROM_LE(src->tlb_len);
break;
}
case NFLX_OPT_TYPE_DUMPINFO: {
struct nflx_dumpinfo *src, *dst;
ws_assert(nflx_custom_data_len == sizeof(struct nflx_dumpinfo));
src = (struct nflx_dumpinfo *)opt->value.custom_opt.data.nflx_data.custom_data;
dst = (struct nflx_dumpinfo *)nflx_custom_data;
dst->tlh_version = GUINT32_FROM_LE(src->tlh_version);
dst->tlh_type = GUINT32_FROM_LE(src->tlh_type);
dst->tlh_length = GUINT64_FROM_LE(src->tlh_length);
dst->tlh_ie_fport = src->tlh_ie_fport;
dst->tlh_ie_lport = src->tlh_ie_lport;
for (i = 0; i < 4; i++) {
dst->tlh_ie_faddr_addr32[i] = src->tlh_ie_faddr_addr32[i];
dst->tlh_ie_laddr_addr32[i] = src->tlh_ie_laddr_addr32[i];
}
dst->tlh_ie_zoneid = src->tlh_ie_zoneid;
dst->tlh_offset_tv_sec = GUINT64_FROM_LE(src->tlh_offset_tv_sec);
dst->tlh_offset_tv_usec = GUINT64_FROM_LE(src->tlh_offset_tv_usec);
memcpy(dst->tlh_id, src->tlh_id, 64);
memcpy(dst->tlh_reason, src->tlh_reason, 32);
memcpy(dst->tlh_tag, src->tlh_tag, 32);
dst->tlh_af = src->tlh_af;
memcpy(dst->_pad, src->_pad, 7);
break;
}
case NFLX_OPT_TYPE_DUMPTIME: {
guint64 *src, *dst;
ws_assert(nflx_custom_data_len == sizeof(guint64));
src = (guint64 *)opt->value.custom_opt.data.nflx_data.custom_data;
dst = (guint64 *)nflx_custom_data;
*dst = GUINT64_FROM_LE(*src);
break;
}
case NFLX_OPT_TYPE_STACKNAME:
ws_assert(nflx_custom_data_len >= 2);
memcpy(nflx_custom_data, opt->value.custom_opt.data.nflx_data.custom_data, nflx_custom_data_len);
break;
default:
return WTAP_OPTTYPE_NOT_FOUND;
}
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_custom_option(wtap_block_t block, guint option_id, guint32 pen, const char *custom_data, gsize custom_data_len)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_CUSTOM, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.custom_opt.pen = pen;
opt->value.custom_opt.data.generic_data.custom_data_len = custom_data_len;
opt->value.custom_opt.data.generic_data.custom_data = g_memdup2(custom_data, custom_data_len);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_if_filter_option(wtap_block_t block, guint option_id, if_filter_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_IF_FILTER, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.if_filterval = if_filter_dup(value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_if_filter_option_value(wtap_block_t block, guint option_id, if_filter_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
if_filter_opt_t prev_value;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_IF_FILTER, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
prev_value = optval->if_filterval;
optval->if_filterval = if_filter_dup(value);
/* Free after memory is duplicated in case structure was manipulated with a "get then set" */
if_filter_free(&prev_value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_if_filter_option_value(wtap_block_t block, guint option_id, if_filter_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_option_common(block, option_id, WTAP_OPTTYPE_IF_FILTER, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->if_filterval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_packet_verdict_option(wtap_block_t block, guint option_id, packet_verdict_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_PACKET_VERDICT, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.packet_verdictval = packet_verdict_dup(value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_set_nth_packet_verdict_option_value(wtap_block_t block, guint option_id, guint idx, packet_verdict_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
packet_verdict_opt_t prev_value;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_PACKET_VERDICT, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
prev_value = optval->packet_verdictval;
optval->packet_verdictval = packet_verdict_dup(value);
/* Free after memory is duplicated in case structure was manipulated with a "get then set" */
wtap_packet_verdict_free(&prev_value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_get_nth_packet_verdict_option_value(wtap_block_t block, guint option_id, guint idx, packet_verdict_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_optval_t *optval;
ret = wtap_block_get_nth_option_common(block, option_id, WTAP_OPTTYPE_STRING, idx, &optval);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
*value = optval->packet_verdictval;
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_add_packet_hash_option(wtap_block_t block, guint option_id, packet_hash_opt_t* value)
{
wtap_opttype_return_val ret;
wtap_option_t *opt;
ret = wtap_block_add_option_common(block, option_id, WTAP_OPTTYPE_PACKET_HASH, &opt);
if (ret != WTAP_OPTTYPE_SUCCESS)
return ret;
opt->value.packet_hash = packet_hash_dup(value);
return WTAP_OPTTYPE_SUCCESS;
}
wtap_opttype_return_val
wtap_block_remove_option(wtap_block_t block, guint option_id)
{
const wtap_opttype_t *opttype;
guint i;
wtap_option_t *opt;
if (block == NULL) {
return WTAP_OPTTYPE_BAD_BLOCK;
}
opttype = GET_OPTION_TYPE(block->info->options, option_id);
if (opttype == NULL) {
/* There's no option for this block with that option ID */
return WTAP_OPTTYPE_NO_SUCH_OPTION;
}
/*
* Can there be more than one instance of this option?
*/
if (opttype->flags & WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED) {
/*
* Yes. You can't remove "the" value.
*/
return WTAP_OPTTYPE_NUMBER_MISMATCH;
}
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
if (opt->option_id == option_id) {
/* Found it - free up the value */
wtap_block_free_option(block, opt);
/* Remove the option from the array of options */
g_array_remove_index(block->options, i);
return WTAP_OPTTYPE_SUCCESS;
}
}
/* Didn't find the option */
return WTAP_OPTTYPE_NOT_FOUND;
}
wtap_opttype_return_val
wtap_block_remove_nth_option_instance(wtap_block_t block, guint option_id,
guint idx)
{
const wtap_opttype_t *opttype;
guint i;
wtap_option_t *opt;
guint opt_idx;
if (block == NULL) {
return WTAP_OPTTYPE_BAD_BLOCK;
}
opttype = GET_OPTION_TYPE(block->info->options, option_id);
if (opttype == NULL) {
/* There's no option for this block with that option ID */
return WTAP_OPTTYPE_NO_SUCH_OPTION;
}
/*
* Can there be more than one instance of this option?
*/
if (!(opttype->flags & WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED)) {
/*
* No.
*/
return WTAP_OPTTYPE_NUMBER_MISMATCH;
}
opt_idx = 0;
for (i = 0; i < block->options->len; i++) {
opt = &g_array_index(block->options, wtap_option_t, i);
if (opt->option_id == option_id) {
if (opt_idx == idx) {
/* Found it - free up the value */
wtap_block_free_option(block, opt);
/* Remove the option from the array of options */
g_array_remove_index(block->options, i);
return WTAP_OPTTYPE_SUCCESS;
}
opt_idx++;
}
}
/* Didn't find the option */
return WTAP_OPTTYPE_NOT_FOUND;
}
static void shb_create(wtap_block_t block)
{
wtapng_section_mandatory_t* section_mand = g_new(wtapng_section_mandatory_t, 1);
section_mand->section_length = -1;
block->mandatory_data = section_mand;
}
static void shb_copy_mand(wtap_block_t dest_block, wtap_block_t src_block)
{
memcpy(dest_block->mandatory_data, src_block->mandatory_data, sizeof(wtapng_section_mandatory_t));
}
static void nrb_create(wtap_block_t block)
{
block->mandatory_data = g_new0(wtapng_nrb_mandatory_t, 1);
}
static void nrb_free_mand(wtap_block_t block)
{
wtapng_nrb_mandatory_t *mand = (wtapng_nrb_mandatory_t *)block->mandatory_data;
g_list_free_full(mand->ipv4_addr_list, g_free);
g_list_free_full(mand->ipv6_addr_list, g_free);
}
#if 0
static gpointer copy_hashipv4(gconstpointer src, gpointer user_data _U_
{
hashipv4_t *src_ipv4 = (hashipv4_t*)src;
hashipv4_t *dst = g_new0(hashipv4_t, 1);
dst->addr = src_ipv4->addr;
(void) g_strlcpy(dst->name, src_ipv4->name, MAXNAMELEN);
return dst;
}
static gpointer copy_hashipv4(gconstpointer src, gpointer user_data _U_
{
hashipv6_t *src_ipv6 = (hashipv6_t*)src;
hashipv6_t *dst = g_new0(hashipv6_t, 1);
dst->addr = src_ipv4->addr;
(void) g_strlcpy(dst->name, src_ipv4->name, MAXNAMELEN);
return dst;
}
static void nrb_copy_mand(wtap_block_t dest_block, wtap_block_t src_block)
{
wtapng_nrb_mandatory_t *src = (wtapng_nrb_mandatory_t *)src_block->mandatory_data;
wtapng_nrb_mandatory_t *dst = (wtapng_nrb_mandatory_t *)dest_block->mandatory_data;
g_list_free_full(dst->ipv4_addr_list, g_free);
g_list_free_full(dst->ipv6_addr_list, g_free);
dst->ipv4_addr_list = g_list_copy_deep(src->ipv4_addr_list, copy_hashipv4, NULL);
dst->ipv6_addr_list = g_list_copy_deep(src->ipv6_addr_list, copy_hashipv6, NULL);
}
#endif
static void isb_create(wtap_block_t block)
{
block->mandatory_data = g_new0(wtapng_if_stats_mandatory_t, 1);
}
static void isb_copy_mand(wtap_block_t dest_block, wtap_block_t src_block)
{
memcpy(dest_block->mandatory_data, src_block->mandatory_data, sizeof(wtapng_if_stats_mandatory_t));
}
static void idb_create(wtap_block_t block)
{
block->mandatory_data = g_new0(wtapng_if_descr_mandatory_t, 1);
}
static void idb_free_mand(wtap_block_t block)
{
guint j;
wtap_block_t if_stats;
wtapng_if_descr_mandatory_t* mand = (wtapng_if_descr_mandatory_t*)block->mandatory_data;
for(j = 0; j < mand->num_stat_entries; j++) {
if_stats = g_array_index(mand->interface_statistics, wtap_block_t, j);
wtap_block_unref(if_stats);
}
if (mand->interface_statistics)
g_array_free(mand->interface_statistics, TRUE);
}
static void idb_copy_mand(wtap_block_t dest_block, wtap_block_t src_block)
{
guint j;
wtap_block_t src_if_stats, dest_if_stats;
wtapng_if_descr_mandatory_t *src_mand = (wtapng_if_descr_mandatory_t*)src_block->mandatory_data,
*dest_mand = (wtapng_if_descr_mandatory_t*)dest_block->mandatory_data;
/* Need special consideration for copying of the interface_statistics member */
if (dest_mand->num_stat_entries != 0)
g_array_free(dest_mand->interface_statistics, TRUE);
memcpy(dest_mand, src_mand, sizeof(wtapng_if_descr_mandatory_t));
if (src_mand->num_stat_entries != 0)
{
dest_mand->interface_statistics = g_array_new(FALSE, FALSE, sizeof(wtap_block_t));
for (j = 0; j < src_mand->num_stat_entries; j++)
{
src_if_stats = g_array_index(src_mand->interface_statistics, wtap_block_t, j);
dest_if_stats = wtap_block_make_copy(src_if_stats);
dest_mand->interface_statistics = g_array_append_val(dest_mand->interface_statistics, dest_if_stats);
}
}
}
static void dsb_create(wtap_block_t block)
{
block->mandatory_data = g_new0(wtapng_dsb_mandatory_t, 1);
}
static void dsb_free_mand(wtap_block_t block)
{
wtapng_dsb_mandatory_t *mand = (wtapng_dsb_mandatory_t *)block->mandatory_data;
g_free(mand->secrets_data);
}
static void dsb_copy_mand(wtap_block_t dest_block, wtap_block_t src_block)
{
wtapng_dsb_mandatory_t *src = (wtapng_dsb_mandatory_t *)src_block->mandatory_data;
wtapng_dsb_mandatory_t *dst = (wtapng_dsb_mandatory_t *)dest_block->mandatory_data;
dst->secrets_type = src->secrets_type;
dst->secrets_len = src->secrets_len;
g_free(dst->secrets_data);
dst->secrets_data = (guint8 *)g_memdup2(src->secrets_data, src->secrets_len);
}
static void pkt_create(wtap_block_t block)
{
/* Commented out for now, there's no mandatory data that isn't handled by
* Wireshark in other ways.
*/
//block->mandatory_data = g_new0(wtapng_packet_mandatory_t, 1);
/* Ensure this is null, so when g_free is called on it, it simply returns */
block->mandatory_data = NULL;
}
static void sjeb_create(wtap_block_t block)
{
/* Ensure this is null, so when g_free is called on it, it simply returns */
block->mandatory_data = NULL;
}
static void cb_create(wtap_block_t block)
{
/* Ensure this is null, so when g_free is called on it, it simply returns */
block->mandatory_data = NULL;
}
void wtap_opttypes_initialize(void)
{
static wtap_blocktype_t shb_block = {
WTAP_BLOCK_SECTION, /* block_type */
"SHB", /* name */
"Section Header Block", /* description */
shb_create, /* create */
NULL, /* free_mand */
shb_copy_mand, /* copy_mand */
NULL /* options */
};
static const wtap_opttype_t shb_hardware = {
"hardware",
"SHB Hardware",
WTAP_OPTTYPE_STRING,
0
};
static const wtap_opttype_t shb_os = {
"os",
"SHB Operating System",
WTAP_OPTTYPE_STRING,
0
};
static const wtap_opttype_t shb_userappl = {
"user_appl",
"SHB User Application",
WTAP_OPTTYPE_STRING,
0
};
static wtap_blocktype_t idb_block = {
WTAP_BLOCK_IF_ID_AND_INFO, /* block_type */
"IDB", /* name */
"Interface Description Block", /* description */
idb_create, /* create */
idb_free_mand, /* free_mand */
idb_copy_mand, /* copy_mand */
NULL /* options */
};
static const wtap_opttype_t if_name = {
"name",
"IDB Name",
WTAP_OPTTYPE_STRING,
0
};
static const wtap_opttype_t if_description = {
"description",
"IDB Description",
WTAP_OPTTYPE_STRING,
0
};
static const wtap_opttype_t if_speed = {
"speed",
"IDB Speed",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t if_tsresol = {
"tsresol",
"IDB Time Stamp Resolution",
WTAP_OPTTYPE_UINT8, /* XXX - signed? */
0
};
static const wtap_opttype_t if_filter = {
"filter",
"IDB Filter",
WTAP_OPTTYPE_IF_FILTER,
0
};
static const wtap_opttype_t if_os = {
"os",
"IDB Operating System",
WTAP_OPTTYPE_STRING,
0
};
static const wtap_opttype_t if_fcslen = {
"fcslen",
"IDB FCS Length",
WTAP_OPTTYPE_UINT8,
0
};
static const wtap_opttype_t if_hardware = {
"hardware",
"IDB Hardware",
WTAP_OPTTYPE_STRING,
0
};
static wtap_blocktype_t dsb_block = {
WTAP_BLOCK_DECRYPTION_SECRETS,
"DSB",
"Decryption Secrets Block",
dsb_create,
dsb_free_mand,
dsb_copy_mand,
NULL
};
static wtap_blocktype_t nrb_block = {
WTAP_BLOCK_NAME_RESOLUTION, /* block_type */
"NRB", /* name */
"Name Resolution Block", /* description */
nrb_create, /* create */
nrb_free_mand, /* free_mand */
/* We eventually want to copy these, when dumper actually
* writes them out. If we're actually processing packets,
* as opposed to just reading and writing a file without
* printing (e.g., editcap), do we still want to copy all
* the pre-existing NRBs, or do we want to limit it to
* the actually used addresses, as currently?
*/
#if 0
nrb_copy_mand, /* copy_mand */
#endif
NULL,
NULL /* options */
};
static const wtap_opttype_t ns_dnsname = {
"dnsname",
"NRB DNS server name",
WTAP_OPTTYPE_STRING,
0
};
static const wtap_opttype_t ns_dnsIP4addr = {
"dnsIP4addr",
"NRB DNS server IPv4 address",
WTAP_OPTTYPE_IPv4,
0
};
static const wtap_opttype_t ns_dnsIP6addr = {
"dnsIP6addr",
"NRB DNS server IPv6 address",
WTAP_OPTTYPE_IPv6,
0
};
static wtap_blocktype_t isb_block = {
WTAP_BLOCK_IF_STATISTICS, /* block_type */
"ISB", /* name */
"Interface Statistics Block", /* description */
isb_create, /* create */
NULL, /* free_mand */
isb_copy_mand, /* copy_mand */
NULL /* options */
};
static const wtap_opttype_t isb_starttime = {
"starttime",
"ISB Start Time",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t isb_endtime = {
"endtime",
"ISB End Time",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t isb_ifrecv = {
"ifrecv",
"ISB Received Packets",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t isb_ifdrop = {
"ifdrop",
"ISB Dropped Packets",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t isb_filteraccept = {
"filteraccept",
"ISB Packets Accepted By Filter",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t isb_osdrop = {
"osdrop",
"ISB Packets Dropped By The OS",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t isb_usrdeliv = {
"usrdeliv",
"ISB Packets Delivered To The User",
WTAP_OPTTYPE_UINT64,
0
};
static wtap_blocktype_t pkt_block = {
WTAP_BLOCK_PACKET, /* block_type */
"EPB/SPB/PB", /* name */
"Packet Block", /* description */
pkt_create, /* create */
NULL, /* free_mand */
NULL, /* copy_mand */
NULL /* options */
};
static const wtap_opttype_t pkt_flags = {
"flags",
"Link-layer flags",
WTAP_OPTTYPE_UINT32,
0
};
static const wtap_opttype_t pkt_dropcount = {
"dropcount",
"Packets Dropped since last packet",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t pkt_id = {
"packetid",
"Unique Packet Identifier",
WTAP_OPTTYPE_UINT64,
0
};
static const wtap_opttype_t pkt_queue = {
"queue",
"Queue ID in which packet was received",
WTAP_OPTTYPE_UINT32,
0
};
static const wtap_opttype_t pkt_hash = {
"hash",
"Hash of packet data",
WTAP_OPTTYPE_PACKET_HASH,
WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED
};
static const wtap_opttype_t pkt_verdict = {
"verdict",
"Packet Verdict",
WTAP_OPTTYPE_PACKET_VERDICT,
WTAP_OPTTYPE_FLAG_MULTIPLE_ALLOWED
};
static wtap_blocktype_t journal_block = {
WTAP_BLOCK_SYSTEMD_JOURNAL_EXPORT, /* block_type */
"SJEB", /* name */
"systemd Journal Export Block", /* description */
sjeb_create, /* create */
NULL, /* free_mand */
NULL, /* copy_mand */
NULL /* options */
};
static wtap_blocktype_t cb_block = {
WTAP_BLOCK_CUSTOM, /* block_type */
"CB", /* name */
"Custom Block", /* description */
cb_create, /* create */
NULL, /* free_mand */
NULL, /* copy_mand */
NULL /* options */
};
/*
* Register the SHB and the options that can appear in it.
*/
wtap_opttype_block_register(&shb_block);
wtap_opttype_option_register(&shb_block, OPT_SHB_HARDWARE, &shb_hardware);
wtap_opttype_option_register(&shb_block, OPT_SHB_OS, &shb_os);
wtap_opttype_option_register(&shb_block, OPT_SHB_USERAPPL, &shb_userappl);
/*
* Register the IDB and the options that can appear in it.
*/
wtap_opttype_block_register(&idb_block);
wtap_opttype_option_register(&idb_block, OPT_IDB_NAME, &if_name);
wtap_opttype_option_register(&idb_block, OPT_IDB_DESCRIPTION, &if_description);
wtap_opttype_option_register(&idb_block, OPT_IDB_SPEED, &if_speed);
wtap_opttype_option_register(&idb_block, OPT_IDB_TSRESOL, &if_tsresol);
wtap_opttype_option_register(&idb_block, OPT_IDB_FILTER, &if_filter);
wtap_opttype_option_register(&idb_block, OPT_IDB_OS, &if_os);
wtap_opttype_option_register(&idb_block, OPT_IDB_FCSLEN, &if_fcslen);
wtap_opttype_option_register(&idb_block, OPT_IDB_HARDWARE, &if_hardware);
/*
* Register the NRB and the options that can appear in it.
*/
wtap_opttype_block_register(&nrb_block);
wtap_opttype_option_register(&nrb_block, OPT_NS_DNSNAME, &ns_dnsname);
wtap_opttype_option_register(&nrb_block, OPT_NS_DNSIP4ADDR, &ns_dnsIP4addr);
wtap_opttype_option_register(&nrb_block, OPT_NS_DNSIP6ADDR, &ns_dnsIP6addr);
/*
* Register the ISB and the options that can appear in it.
*/
wtap_opttype_block_register(&isb_block);
wtap_opttype_option_register(&isb_block, OPT_ISB_STARTTIME, &isb_starttime);
wtap_opttype_option_register(&isb_block, OPT_ISB_ENDTIME, &isb_endtime);
wtap_opttype_option_register(&isb_block, OPT_ISB_IFRECV, &isb_ifrecv);
wtap_opttype_option_register(&isb_block, OPT_ISB_IFDROP, &isb_ifdrop);
wtap_opttype_option_register(&isb_block, OPT_ISB_FILTERACCEPT, &isb_filteraccept);
wtap_opttype_option_register(&isb_block, OPT_ISB_OSDROP, &isb_osdrop);
wtap_opttype_option_register(&isb_block, OPT_ISB_USRDELIV, &isb_usrdeliv);
/*
* Register the DSB, currently no options are defined.
*/
wtap_opttype_block_register(&dsb_block);
/*
* Register EPB/SPB/PB and the options that can appear in it/them.
* NB: Simple Packet Blocks have no options.
* NB: obsolete Packet Blocks have dropcount as a mandatory member instead
* of an option.
*/
wtap_opttype_block_register(&pkt_block);
wtap_opttype_option_register(&pkt_block, OPT_PKT_FLAGS, &pkt_flags);
wtap_opttype_option_register(&pkt_block, OPT_PKT_DROPCOUNT, &pkt_dropcount);
wtap_opttype_option_register(&pkt_block, OPT_PKT_PACKETID, &pkt_id);
wtap_opttype_option_register(&pkt_block, OPT_PKT_QUEUE, &pkt_queue);
wtap_opttype_option_register(&pkt_block, OPT_PKT_HASH, &pkt_hash);
wtap_opttype_option_register(&pkt_block, OPT_PKT_VERDICT, &pkt_verdict);
/*
* Register the SJEB and the (no) options that can appear in it.
*/
wtap_opttype_block_register(&journal_block);
/*
* Register the CB and the options that can appear in it.
*/
wtap_opttype_block_register(&cb_block);
#ifdef DEBUG_COUNT_REFS
memset(blocks_active, 0, sizeof(blocks_active));
#endif
}
void wtap_opttypes_cleanup(void)
{
guint block_type;
#ifdef DEBUG_COUNT_REFS
guint i;
guint cellno;
guint bitno;
guint8 mask;
#endif /* DEBUG_COUNT_REFS */
for (block_type = (guint)WTAP_BLOCK_SECTION;
block_type < (guint)MAX_WTAP_BLOCK_TYPE_VALUE; block_type++) {
if (blocktype_list[block_type]) {
if (blocktype_list[block_type]->options)
g_hash_table_destroy(blocktype_list[block_type]->options);
blocktype_list[block_type] = NULL;
}
}
#ifdef DEBUG_COUNT_REFS
for (i = 0 ; i < block_count; i++) {
cellno = i / 8;
bitno = i % 8;
mask = 1 << bitno;
if ((blocks_active[cellno] & mask) == mask) {
wtap_debug("wtap_opttypes_cleanup: orphaned block #%d", i);
}
}
#endif /* DEBUG_COUNT_REFS */
}
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