static void
dissect_dvb_tot(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
guint offset = 0;
guint descriptor_len;
proto_item *ti;
proto_tree *dvb_tot_tree;
nstime_t utc_time;
col_set_str(pinfo->cinfo, COL_INFO, "Time Offset Table (TOT)");
ti = proto_tree_add_item(tree, proto_dvb_tot, tvb, offset, -1, ENC_NA);
dvb_tot_tree = proto_item_add_subtree(ti, ett_dvb_tot);
offset += packet_mpeg_sect_header(tvb, offset, dvb_tot_tree, NULL, NULL);
if (packet_mpeg_sect_mjd_to_utc_time(tvb, offset, &utc_time) < 0) {
proto_tree_add_time_format_value(dvb_tot_tree, hf_dvb_tot_utc_time, tvb, offset, 5, &utc_time, "Unparseable time");
} else {
proto_tree_add_time(dvb_tot_tree, hf_dvb_tot_utc_time, tvb, offset, 5, &utc_time);
}
offset += 5;
descriptor_len = tvb_get_ntohs(tvb, offset) & DVB_TOT_DESCRIPTORS_LOOP_LENGTH_MASK;
proto_tree_add_item(dvb_tot_tree, hf_dvb_tot_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(dvb_tot_tree, hf_dvb_tot_descriptors_loop_length, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
offset += proto_mpeg_descriptor_loop_dissect(tvb, offset, descriptor_len, dvb_tot_tree);
offset += packet_mpeg_sect_crc(tvb, pinfo, dvb_tot_tree, 0, offset);
proto_item_set_len(ti, offset);
}
/* Dissect OSC bundle */
static int
dissect_osc_bundle(tvbuff_t *tvb, proto_item *ti, proto_tree *osc_tree, gint offset, gint len)
{
proto_tree *bundle_tree;
gint end = offset + len;
guint32 sec;
guint32 frac;
nstime_t ns;
/* check for valid #bundle */
if(tvb_strneql(tvb, offset, bundle_str, 8) != 0)
return -1;
/* create bundle */
ti = proto_tree_add_item(osc_tree, hf_osc_bundle_type, tvb, offset, len, ENC_NA);
bundle_tree = proto_item_add_subtree(ti, ett_osc_bundle);
offset += 8; /* skip bundle_str */
/* read timetag */
sec = tvb_get_ntohl(tvb, offset);
frac = tvb_get_ntohl(tvb, offset+4);
if( (sec == 0) && (frac == 1) )
proto_tree_add_time_format_value(bundle_tree, hf_osc_bundle_timetag_type, tvb, offset, 8, &ns, immediate_fmt, immediate_str);
else
proto_tree_add_item(bundle_tree, hf_osc_bundle_timetag_type, tvb, offset, 8, ENC_TIME_NTP | ENC_BIG_ENDIAN);
offset += 8;
/* ::read size, read block:: */
while(offset < end)
{
/* peek bundle element size */
gint32 size = tvb_get_ntohl(tvb, offset);
/* read bundle element size */
proto_tree_add_int_format_value(bundle_tree, hf_osc_bundle_element_size_type, tvb, offset, 4, size, "%i bytes", size);
offset += 4;
/* check for zero size bundle element */
if(size == 0)
continue;
/* peek first bundle element char */
switch(tvb_get_guint8(tvb, offset))
{
case '#': /* this is a bundle */
if(dissect_osc_bundle(tvb, ti, bundle_tree, offset, size))
return -1;
else
break;
case '/': /* this is a message */
if(dissect_osc_message(tvb, ti, bundle_tree, offset, size))
return -1;
else
break;
default:
return -1; /* neither message nor bundle */
}
/* check for integer overflow */
if(size > G_MAXINT - offset)
return -1;
else
offset += size;
}
if(offset != end)
return -1;
else
return 0;
}
/* Dissect OSC message */
static int
dissect_osc_message(tvbuff_t *tvb, proto_item *ti, proto_tree *osc_tree, gint offset, gint len)
{
proto_tree *message_tree;
proto_tree *header_tree;
gint slen;
gint rem;
gint end = offset + len;
const gchar *path;
gint path_len;
gint path_offset;
const gchar *format;
gint format_offset;
gint format_len;
const gchar *ptr;
/* peek/read path */
path_offset = offset;
path = tvb_get_const_stringz(tvb, path_offset, &path_len);
if( (rem = path_len%4) ) path_len += 4-rem;
if(!is_valid_path(path))
return -1;
/* peek/read fmt */
format_offset = path_offset + path_len;
format = tvb_get_const_stringz(tvb, format_offset, &format_len);
if( (rem = format_len%4) ) format_len += 4-rem;
if(!is_valid_format(format))
return -1;
/* create message */
ti = proto_tree_add_none_format(osc_tree, hf_osc_message_type, tvb, offset, len, "Message: %s %s", path, format);
message_tree = proto_item_add_subtree(ti, ett_osc_message);
/* append header */
ti = proto_tree_add_item(message_tree, hf_osc_message_header_type, tvb, offset, path_len+format_len, ENC_NA);
header_tree = proto_item_add_subtree(ti, ett_osc_message_header);
/* append path */
proto_tree_add_item(header_tree, hf_osc_message_path_type, tvb, path_offset, path_len, ENC_ASCII | ENC_NA);
/* append format */
proto_tree_add_item(header_tree, hf_osc_message_format_type, tvb, format_offset, format_len, ENC_ASCII | ENC_NA);
offset += path_len + format_len;
/* ::parse argument:: */
ptr = format + 1; /* skip ',' */
while( (*ptr != '\0') && (offset < end) )
{
switch(*ptr)
{
case OSC_INT32:
proto_tree_add_item(message_tree, hf_osc_message_int32_type, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
break;
case OSC_FLOAT:
proto_tree_add_item(message_tree, hf_osc_message_float_type, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
break;
case OSC_STRING:
slen = tvb_strsize(tvb, offset);
if( (rem = slen%4) ) slen += 4-rem;
proto_tree_add_item(message_tree, hf_osc_message_string_type, tvb, offset, slen, ENC_ASCII | ENC_NA);
offset += slen;
break;
case OSC_BLOB:
{
proto_item *bi;
proto_tree *blob_tree;
gint32 blen = tvb_get_ntohl(tvb, offset);
slen = blen;
if( (rem = slen%4) ) slen += 4-rem;
bi = proto_tree_add_none_format(message_tree, hf_osc_message_blob_type, tvb, offset, 4+slen, "Blob: %i bytes", blen);
blob_tree = proto_item_add_subtree(bi, ett_osc_blob);
proto_tree_add_int_format_value(blob_tree, hf_osc_message_blob_size_type, tvb, offset, 4, blen, "%i bytes", blen);
offset += 4;
/* check for zero length blob */
if(blen == 0)
break;
proto_tree_add_item(blob_tree, hf_osc_message_blob_data_type, tvb, offset, slen, ENC_NA);
offset += slen;
break;
}
case OSC_TRUE:
proto_tree_add_item(message_tree, hf_osc_message_true_type, tvb, offset, 0, ENC_NA);
break;
case OSC_FALSE:
proto_tree_add_item(message_tree, hf_osc_message_false_type, tvb, offset, 0, ENC_NA);
break;
case OSC_NIL:
proto_tree_add_item(message_tree, hf_osc_message_nil_type, tvb, offset, 0, ENC_NA);
break;
case OSC_BANG:
proto_tree_add_item(message_tree, hf_osc_message_bang_type, tvb, offset, 0, ENC_NA);
break;
case OSC_INT64:
proto_tree_add_item(message_tree, hf_osc_message_int64_type, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
break;
case OSC_DOUBLE:
proto_tree_add_item(message_tree, hf_osc_message_double_type, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
break;
case OSC_TIMETAG:
{
guint32 sec = tvb_get_ntohl(tvb, offset);
guint32 frac = tvb_get_ntohl(tvb, offset+4);
nstime_t ns;
if( (sec == 0) && (frac == 1) )
proto_tree_add_time_format_value(message_tree, hf_osc_message_timetag_type, tvb, offset, 8, &ns, immediate_fmt, immediate_str);
else
proto_tree_add_item(message_tree, hf_osc_message_timetag_type, tvb, offset, 8, ENC_TIME_NTP | ENC_BIG_ENDIAN);
offset += 8;
}
break;
case OSC_SYMBOL:
slen = tvb_strsize(tvb, offset);
if( (rem = slen%4) ) slen += 4-rem;
proto_tree_add_item(message_tree, hf_osc_message_symbol_type, tvb, offset, slen, ENC_ASCII | ENC_NA);
offset += slen;
break;
case OSC_CHAR:
offset += 3;
proto_tree_add_item(message_tree, hf_osc_message_char_type, tvb, offset, 1, ENC_ASCII | ENC_NA);
offset += 1;
break;
case OSC_RGBA:
{
proto_item *ri;
proto_tree *rgba_tree;
ri = proto_tree_add_item(message_tree, hf_osc_message_rgba_type, tvb, offset, 4, ENC_BIG_ENDIAN);
rgba_tree = proto_item_add_subtree(ri, ett_osc_rgba);
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_red_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_green_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_blue_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_alpha_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
case OSC_MIDI:
{
const gchar *status_str;
proto_item *mi = NULL;
proto_tree *midi_tree;
guint8 port;
guint8 command;
guint8 data1;
guint8 data2;
guint8 status;
guint8 channel;
gboolean system_msg;
guint8 status_shifted;
port = tvb_get_guint8(tvb, offset);
command = tvb_get_guint8(tvb, offset+1);
data1 = tvb_get_guint8(tvb, offset+2);
data2 = tvb_get_guint8(tvb, offset+3);
status = command & 0xF0;
channel = command & 0x0F;
system_msg = status == 0xF0; /* is system message */
status_shifted = status >> 4;
if(system_msg)
status_str = val_to_str_ext_const(command, &MIDI_system_ext, "Unknown");
else
status_str = val_to_str_ext_const(status_shifted, &MIDI_status_ext, "Unknown");
if(system_msg)
{
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Port %i, %s, %i, %i",
port, status_str, data1, data2);
}
else
{
switch(status_shifted)
{
case MIDI_STATUS_NOTE_ON:
case MIDI_STATUS_NOTE_OFF:
case MIDI_STATUS_NOTE_PRESSURE:
{
const gchar *note_str;
note_str = val_to_str_ext_const(data1, &MIDI_note_ext, "Unknown");
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Port %i, Channel %i, %s, %s, %i",
port, channel, status_str, note_str, data2);
break;
}
case MIDI_STATUS_CONTROLLER:
{
const gchar *control_str;
control_str = val_to_str_ext_const(data1, &MIDI_control_ext, "Unknown");
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Port %i, Channel %i, %s, %s, %i",
port, channel, status_str, control_str, data2);
break;
}
case MIDI_STATUS_PITCH_BENDER:
{
const gint bender = (((gint)data2 << 7) | (gint)data1) - 0x2000;
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Port %i, Channel %i, %s, %i",
port, channel, status_str, bender);
break;
}
default:
{
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Port %i, Channel %i, %s, %i, %i",
port, channel, status_str, data1, data2);
break;
}
}
}
midi_tree = proto_item_add_subtree(mi, ett_osc_midi);
proto_tree_add_item(midi_tree, hf_osc_message_midi_port_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
if(system_msg)
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_system_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_data1_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_data2_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
else
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_status_type, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(midi_tree, hf_osc_message_midi_channel_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
switch(status_shifted)
{
case MIDI_STATUS_NOTE_ON:
case MIDI_STATUS_NOTE_OFF:
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_note_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_velocity_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
case MIDI_STATUS_NOTE_PRESSURE:
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_note_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_pressure_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
case MIDI_STATUS_CONTROLLER:
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_controller_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_data2_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
case MIDI_STATUS_CHANNEL_PRESSURE:
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_pressure_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_data2_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
case MIDI_STATUS_PITCH_BENDER:
{
const gint bender = (((gint)data2 << 7) | (gint)data1) - 0x2000;
proto_tree_add_int(midi_tree, hf_osc_message_midi_bender_type, tvb, offset, 2, bender);
offset += 2;
break;
}
default:
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_data1_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_data2_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
}
}
break;
}
default:
/* if we get here, there must be a bug in the dissector */
DISSECTOR_ASSERT_NOT_REACHED();
break;
}
ptr++;
}
if(offset != end)
return -1;
else
return 0;
}
/* Dissect OSC message */
static int
dissect_osc_message(tvbuff_t *tvb, proto_item *ti, proto_tree *osc_tree, gint offset, gint len)
{
proto_tree *message_tree = NULL;
proto_tree *header_tree = NULL;
gint slen;
gint rem;
gint end = offset + len;
const gchar *path = NULL;
gint path_len;
gint path_offset;
const gchar *format = NULL;
gint format_offset;
gint format_len;
const gchar *ptr = NULL;
/* peek/read path */
path_offset = offset;
path = tvb_get_const_stringz(tvb, path_offset, &path_len);
if( (rem = path_len%4) ) path_len += 4-rem;
if(!is_valid_path(path))
return -1;
/* peek/read fmt */
format_offset = path_offset + path_len;
format = tvb_get_const_stringz(tvb, format_offset, &format_len);
if( (rem = format_len%4) ) format_len += 4-rem;
if(!is_valid_format(format))
return -1;
/* create message */
ti = proto_tree_add_none_format(osc_tree, hf_osc_message_type, tvb, offset, len, "Message: %s %s", path, format);
message_tree = proto_item_add_subtree(ti, ett_osc_message);
/* append header */
ti = proto_tree_add_item(message_tree, hf_osc_message_header_type, tvb, offset, path_len+format_len, ENC_NA);
header_tree = proto_item_add_subtree(ti, ett_osc_message_header);
/* append path */
proto_tree_add_item(header_tree, hf_osc_message_path_type, tvb, path_offset, path_len, ENC_ASCII | ENC_NA);
/* append format */
proto_tree_add_item(header_tree, hf_osc_message_format_type, tvb, format_offset, format_len, ENC_ASCII | ENC_NA);
offset += path_len + format_len;
/* ::parse argument:: */
ptr = format + 1; /* skip ',' */
while( (*ptr != '\0') && (offset < end) )
{
switch(*ptr)
{
case OSC_INT32:
proto_tree_add_item(message_tree, hf_osc_message_int32_type, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
break;
case OSC_FLOAT:
proto_tree_add_item(message_tree, hf_osc_message_float_type, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
break;
case OSC_STRING:
slen = tvb_strsize(tvb, offset);
if( (rem = slen%4) ) slen += 4-rem;
proto_tree_add_item(message_tree, hf_osc_message_string_type, tvb, offset, slen, ENC_ASCII | ENC_NA);
offset += slen;
break;
case OSC_BLOB:
{
proto_item *bi = NULL;
proto_tree *blob_tree = NULL;
gint32 blen = tvb_get_ntohl(tvb, offset);
slen = blen;
if( (rem = slen%4) ) slen += 4-rem;
bi = proto_tree_add_none_format(message_tree, hf_osc_message_blob_type, tvb, offset, 4+slen, "Blob: %i bytes", blen);
blob_tree = proto_item_add_subtree(bi, ett_osc_blob);
proto_tree_add_int_format_value(blob_tree, hf_osc_message_blob_size_type, tvb, offset, 4, blen, "%i bytes", blen);
offset += 4;
/* check for zero length blob */
if(blen == 0)
break;
proto_tree_add_item(blob_tree, hf_osc_message_blob_data_type, tvb, offset, slen, ENC_NA);
offset += slen;
break;
}
case OSC_TRUE:
proto_tree_add_item(message_tree, hf_osc_message_true_type, tvb, offset, 0, ENC_NA);
break;
case OSC_FALSE:
proto_tree_add_item(message_tree, hf_osc_message_false_type, tvb, offset, 0, ENC_NA);
break;
case OSC_NIL:
proto_tree_add_item(message_tree, hf_osc_message_nil_type, tvb, offset, 0, ENC_NA);
break;
case OSC_BANG:
proto_tree_add_item(message_tree, hf_osc_message_bang_type, tvb, offset, 0, ENC_NA);
break;
case OSC_INT64:
proto_tree_add_item(message_tree, hf_osc_message_int64_type, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
break;
case OSC_DOUBLE:
proto_tree_add_item(message_tree, hf_osc_message_double_type, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
break;
case OSC_TIMETAG:
{
guint32 sec = tvb_get_ntohl(tvb, offset);
guint32 frac = tvb_get_ntohl(tvb, offset+4);
nstime_t ns;
if( (sec == 0UL) && (frac == 1UL) )
proto_tree_add_time_format_value(message_tree, hf_osc_message_timetag_type, tvb, offset, 8, &ns, immediate_fmt, immediate_str);
else
proto_tree_add_item(message_tree, hf_osc_message_timetag_type, tvb, offset, 8, ENC_TIME_NTP | ENC_BIG_ENDIAN);
offset += 8;
}
break;
case OSC_SYMBOL:
slen = tvb_strsize(tvb, offset);
if( (rem = slen%4) ) slen += 4-rem;
proto_tree_add_item(message_tree, hf_osc_message_symbol_type, tvb, offset, slen, ENC_ASCII | ENC_NA);
offset += slen;
break;
case OSC_CHAR:
offset += 3;
proto_tree_add_item(message_tree, hf_osc_message_char_type, tvb, offset, 1, ENC_ASCII | ENC_NA);
offset += 1;
break;
case OSC_RGBA:
{
proto_item *ri = NULL;
proto_tree *rgba_tree = NULL;
ri = proto_tree_add_item(message_tree, hf_osc_message_rgba_type, tvb, offset, 4, ENC_BIG_ENDIAN);
rgba_tree = proto_item_add_subtree(ri, ett_osc_rgba);
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_red_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_green_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_blue_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(rgba_tree, hf_osc_message_rgba_alpha_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
break;
}
case OSC_MIDI:
{
const gchar *status_str = NULL;
const gchar *control_str = NULL;
proto_item *mi = NULL;
proto_tree *midi_tree = NULL;
guint8 channel;
guint8 status;
guint8 data1;
guint8 data2;
channel = tvb_get_guint8(tvb, offset);
status = tvb_get_guint8(tvb, offset+1);
data1 = tvb_get_guint8(tvb, offset+2);
data2 = tvb_get_guint8(tvb, offset+3);
status_str = val_to_str_const(status, MIDI_status, "Unknown");
if(status == MIDI_STATUS_CONTROLLER) /* MIDI Controller */
{
control_str = val_to_str_const(data1, MIDI_control, "Unknown");
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Channel %2i, %s (0x%02x), %s (0x%02x), 0x%02x",
channel,
status_str, status,
control_str, data1,
data2);
}
else
mi = proto_tree_add_none_format(message_tree, hf_osc_message_midi_type, tvb, offset, 4,
"MIDI: Channel %2i, %s (0x%02x), 0x%02x, 0x%02x",
channel,
status_str, status,
data1, data2);
midi_tree = proto_item_add_subtree(mi, ett_osc_midi);
proto_tree_add_item(midi_tree, hf_osc_message_midi_channel_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_status_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
if(status == MIDI_STATUS_CONTROLLER)
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_controller_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_value_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
else
{
proto_tree_add_item(midi_tree, hf_osc_message_midi_data1_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(midi_tree, hf_osc_message_midi_data2_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
}
break;
}
default:
/* if we get here, there must be a bug in the dissector */
DISSECTOR_ASSERT_NOT_REACHED();
break;
}
ptr++;
}
if(offset != end)
return -1;
else
return 0;
}
