static enum frame_event_status
textarea_op(struct form_state *fs, struct form_control *fc, int utf8,
int (*do_op)(struct form_state *, struct line_info *, int, int))
{
struct line_info *line;
int current, state;
int state_cell;
assert(fs && fs->value && fc);
if_assert_failed return FRAME_EVENT_OK;
if (utf8)
line = format_textutf8(fs->value, fc->cols, fc->wrap, 0);
else
line = format_text(fs->value, fc->cols, fc->wrap, 0);
if (!line) return FRAME_EVENT_OK;
current = get_textarea_line_number(line, fs->state);
state = fs->state;
state_cell = fs->state_cell;
if (do_op(fs, line, current, utf8)) {
mem_free(line);
return FRAME_EVENT_IGNORED;
}
mem_free(line);
return (fs->state == state && fs->state_cell == state_cell)
? FRAME_EVENT_OK : FRAME_EVENT_REFRESH;
}
static int
dissect_aim_msg_outgoing(tvbuff_t *tvb, packet_info *pinfo, proto_tree *msg_tree)
{
int offset = 0;
const aim_tlv *aim_ch_tlvs = NULL;
guint16 channel_id;
guchar buddyname[MAX_BUDDYNAME_LENGTH+1];
int buddyname_length;
/* ICBM Cookie */
proto_tree_add_item(msg_tree, hf_aim_icbm_cookie, tvb, offset, 8, ENC_NA);
offset += 8;
/* Message Channel ID */
channel_id = tvb_get_ntohs(tvb, offset);
proto_tree_add_item(msg_tree, hf_aim_message_channel_id, tvb, offset, 2,
ENC_BIG_ENDIAN);
offset += 2;
/* Add the outgoing username to the info column */
buddyname_length = aim_get_buddyname(buddyname, tvb, offset,
offset + 1);
col_append_fstr(pinfo->cinfo, COL_INFO, " to: %s",
format_text(buddyname, buddyname_length));
offset = dissect_aim_buddyname(tvb, pinfo, offset, msg_tree);
switch(channel_id) {
case ICBM_CHANNEL_IM: aim_ch_tlvs = aim_messaging_incoming_ch1_tlvs; break;
case ICBM_CHANNEL_RENDEZVOUS: aim_ch_tlvs = aim_messaging_incoming_ch2_tlvs; break;
default: return offset;
}
return dissect_aim_tlv_sequence(tvb, pinfo, offset, msg_tree, aim_ch_tlvs);
}
static int dissect_aim_snac_signon_signon(tvbuff_t *tvb, packet_info *pinfo,
proto_tree *tree)
{
guint8 buddyname_length = 0;
int offset = 0;
guchar buddyname[MAX_BUDDYNAME_LENGTH + 1];
/* Info Type */
proto_tree_add_item(tree, hf_aim_infotype, tvb, offset, 2, FALSE);
offset += 2;
/* Unknown */
offset += 1;
/* Buddy Name */
buddyname_length = aim_get_buddyname( buddyname, tvb, offset, offset + 1 );
if (check_col(pinfo->cinfo, COL_INFO)) {
col_append_fstr(pinfo->cinfo, COL_INFO, " Username: %s",
format_text(buddyname, buddyname_length));
}
if(tree) {
offset+=dissect_aim_buddyname(tvb, pinfo, offset, tree);
}
return offset;
}
void __cdecl H3DString::format(const TCHAR* text, va_list arg_list)
{
const int TEXT_BUFFERSIZE = 2048;
TCHAR text_buffer[TEXT_BUFFERSIZE];
format_text(text_buffer, text, arg_list);
(*this) = text_buffer;
}
int
area_cursor(struct form_control *fc, struct form_state *fs)
{
struct line_info *line;
int x, y;
assert(fc && fs);
if_assert_failed return 0;
line = format_text(fs->value, fc->cols, fc->wrap, 0);
if (!line) return 0;
y = get_textarea_line_number(line, fs->state);
if (y == -1) {
mem_free(line);
return 0;
}
x = fs->state - line[y].start;
mem_free(line);
if (fc->wrap && x == fc->cols) x--;
int_bounds(&fs->vpos, x - fc->cols + 1, x);
int_bounds(&fs->vypos, y - fc->rows + 1, y);
x -= fs->vpos;
y -= fs->vypos;
return y * fc->cols + x;
}
WlanNetworkTreeWidgetItem(QTreeWidget *parent, wlan_hdr_t *wlan_hdr) :
QTreeWidgetItem (parent, wlan_network_row_type_),
beacon_(0),
data_packet_(0),
probe_req_(0),
probe_resp_(0),
auth_(0),
deauth_(0),
other_(0),
packets_(0)
{
updateBssid(wlan_hdr);
channel_ = wlan_hdr->stats.channel;
ssid_ = QByteArray::fromRawData((const char *)wlan_hdr->stats.ssid, wlan_hdr->stats.ssid_len);
QString ssid_text;
if (wlan_hdr->stats.ssid_len == 0) {
ssid_text = QObject::tr("<Broadcast>");
} else if (wlan_hdr->stats.ssid_len == 1 && wlan_hdr->stats.ssid[0] == 0) {
ssid_text = QObject::tr("<Hidden>");
} else {
ssid_text = format_text(wlan_hdr->stats.ssid, wlan_hdr->stats.ssid_len);
}
setText(col_ssid_, ssid_text);
}
static void
dissect_msnms(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_tree *msnms_tree;
proto_item *ti;
gint offset = 0;
const guchar *line;
gint next_offset;
int linelen;
/* int tokenlen; */
/* const guchar *next_token; */
col_set_str(pinfo->cinfo, COL_PROTOCOL, "MSNMS");
/*
* Find the end of the first line.
*
* Note that "tvb_find_line_end()" will return a value that is
* not longer than what's in the buffer, so the "tvb_get_ptr()"
* call won't throw an exception.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
if (check_col(pinfo->cinfo, COL_INFO)) {
/*
* Put the first line from the buffer into the summary.
*/
col_add_str(pinfo->cinfo, COL_INFO,
format_text(line, linelen));
}
if (tree) {
ti = proto_tree_add_item(tree, proto_msnms, tvb, offset, -1,
FALSE);
msnms_tree = proto_item_add_subtree(ti, ett_msnms);
/*
* Show the rest of the packet as text,
* a line at a time.
*/
while (tvb_offset_exists(tvb, offset)) {
/*
* Find the end of the line.
*/
linelen = tvb_find_line_end(tvb, offset, -1,
&next_offset, FALSE);
/*
* Put this line.
*/
proto_tree_add_text(msnms_tree, tvb, offset,
next_offset - offset, "%s",
tvb_format_text(tvb, offset, next_offset - offset));
offset = next_offset;
}
}
}
/**
* Processes all the widget files in the given dir.
*
* @see format_text
*
* @param *dir
*/
void generator_process_widgets(Dir *dir) {
int i;
for (i=0; i < dir->files_count; i++) {
if (strcmp(dir->files[i]->extension, "widget") == 0) {
format_text(&dir->files[i]->content);
}
}
}
static void
dissect_jabber(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
gboolean is_request;
proto_tree *jabber_tree = NULL;
proto_item *ti, *hidden_item;
gint offset = 0;
const guchar *line;
gint next_offset;
int linelen;
tvbuff_t *xmltvb;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Jabber");
/*
* Find the end of the first line.
*
* Note that "tvb_find_line_end()" will return a value that is
* not longer than what's in the buffer, so the "tvb_get_ptr()"
* call won't throw an exception.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
if (pinfo->match_uint == pinfo->destport)
is_request = TRUE;
else
is_request = FALSE;
if (check_col(pinfo->cinfo, COL_INFO)) {
/*
* Put the first line from the buffer into the summary
* (but leave out the line terminator).
*/
col_add_fstr(pinfo->cinfo, COL_INFO, "%s: %s",
is_request ? "Request" : "Response",
format_text(line, linelen));
}
if (tree) {
ti = proto_tree_add_item(tree, proto_jabber, tvb, offset, -1,
FALSE);
jabber_tree = proto_item_add_subtree(ti, ett_jabber);
if (is_request) {
hidden_item = proto_tree_add_boolean(jabber_tree,
hf_jabber_request, tvb, 0, 0, TRUE);
} else {
hidden_item = proto_tree_add_boolean(jabber_tree,
hf_jabber_response, tvb, 0, 0, TRUE);
}
PROTO_ITEM_SET_HIDDEN(hidden_item);
}
xmltvb = tvb_new_subset_remaining(tvb, offset);
call_dissector(xml_handle, xmltvb, pinfo, jabber_tree);
}
/*
* formatted text-only file prompt
*/
int CVmConsole::askfile(VMG_ const char *prompt, size_t prompt_len,
char *reply, size_t replen,
int /*dialog_type*/, os_filetype_t /*file_type*/,
int bypass_script)
{
/* show the prompt */
format_text(vmg_ prompt, prompt_len);
format_text(vmg_ " >");
/* ask for the filename */
if (read_line(vmg_ reply, replen))
return OS_AFE_FAILURE;
/*
* if they entered an empty line, return "cancel"; otherwise, return
* success
*/
return (reply[0] == '\0' ? OS_AFE_CANCEL : OS_AFE_SUCCESS);
}
static void swan_show_picture(const char *state, int reset)
{
unsigned int i;
struct cavan_input_service service;
close_console();
if (cavan_fb_bmp_view2(format_text(BMP_PATH "/%s.bmp", state), NULL) < 0) {
cavan_fb_bmp_view2(format_text(BACKUP_BMP_PATH "/%s.bmp", state), NULL);
}
if (reset == 0) {
sleep(5);
return;
}
print_string("Press \"Power\" reset the system");
cavan_input_service_init(&service, swan_keypad_match);
service.handler = swan_keypad_handler;
cavan_input_service_start(&service, NULL);
print_string("Press \"Enter\" into command line");
for (i = REBOOT_TIMEOUT; i > 0; i--) {
int c;
print("Reboot remain time %d(s) \r", i);
c = cavan_getchar_timed(1, 0);
if (c == '\n') {
cavan_input_service_stop(&service);
return;
}
}
println("\nSystem Rebooting ...");
sync();
reboot(RB_AUTOBOOT);
}
FrmTarifas::FrmTarifas(QWidget *parent) :
QDialog(parent),
ui(new Ui::FrmTarifas)
{
ui->setupUi(this);
ui->tabWidget->setCurrentIndex(0);
QSqlQueryModel *modelo = new QSqlQueryModel(this);
modelo->setQuery("Select descripcion from codigotarifa",Configuracion_global->groupDB);
ui->listaTarifa->setModel(modelo);
modelVolumenes = new QSqlQueryModel(this);
ui->tabla_volumenes->setModel(modelVolumenes);
this->id_volumen =0;
this->id_tarifa =0;
modelVolumenes->setQuery(QString("select id,desde,hasta,precio from articulos_volumen where id_tarifa = %1").arg(this->id_tarifa),
Configuracion_global->groupDB);
QStringList headers;
QVariantList sizes;
headers << "id" <<tr("Desde") << tr("Hasta") << tr("Precio");
sizes << 0 << 60 << 60 <<100;
for(int i=0;i<headers.size();i++)
{
ui->tabla_volumenes->setColumnWidth(i,sizes.at(i).toInt());
modelVolumenes->setHeaderData(i,Qt::Horizontal,headers.at(i));
if(i>0)
ui->tabla_volumenes->setItemDelegateForColumn(i,new MonetaryDelegate(this));
}
//-----------
// CONEXIONES
//-----------
connect(ui->listaTarifa,SIGNAL(clicked(QModelIndex)),this,SLOT(cargarDatosTarifa(QModelIndex)));
connect(ui->txtPVPDivisa,SIGNAL(editingFinished()),Configuracion_global,SLOT(format_text()));
connect(ui->txtPVPDivisa,SIGNAL(editingFinished()),this,SLOT(cambiar_precio_editingfinished()));
connect(ui->btnAceptar,SIGNAL(clicked()),this,SLOT(aceptar()));
connect(ui->spinMargen,SIGNAL(valueChanged(double)),this,SLOT(calcular_precio(double)));
//-------------------------------
// CAMBIO DIVISA
//-------------------------------
connect(Configuracion_global,SIGNAL(cambioReady(float)),this,SLOT(asignarcambiodivisa(float)));
// Configuracion_global->getCambio("EUR","USD",1);
ui->spinMargen->setValue(Configuracion_global->margen);
ui->spinmargen_minimo->setValue(Configuracion_global->margen_minimo);
}
string
Converter::info() const
{
std::stringstream s;
s << std::boolalpha << std::fixed << std::setprecision(1);
s << "Output format: " << format_text(format) << nl;
s << "Channel order:";
for (int ch = 0; ch < NCHANNELS; ch++)
if (order[ch] != CH_NONE)
s << " " << ch_name_short(order[ch]);
s << nl;
s << "Buffer size: " << nsamples << " samples" << nl;
return s.str();
}
int
area_cursor(struct form_control *fc, struct form_state *fs, int utf8)
{
struct line_info *line;
int x, y;
assert(fc && fs);
if_assert_failed return 0;
if (utf8)
line = format_textutf8(fs->value, fc->cols, fc->wrap, 0);
else
line = format_text(fs->value, fc->cols, fc->wrap, 0);
if (!line) return 0;
if (fs->state_cell)
y = get_textarea_line_number(line, fs->state_cell);
else
y = get_textarea_line_number(line, fs->state);
if (y == -1) {
mem_free(line);
return 0;
}
if (utf8) {
if (fs->state_cell) {
x = utf8_ptr2cells(fs->value + line[y].start,
fs->value + fs->state_cell);
x += line[y].last_char_width;
} else
x = utf8_ptr2cells(fs->value + line[y].start,
fs->value + fs->state);
} else {
x = fs->state - line[y].start;
if (fc->wrap && x == fc->cols) x--;
}
mem_free(line);
int_bounds(&fs->vpos, x - fc->cols + 1, x);
int_bounds(&fs->vypos, y - fc->rows + 1, y);
x -= fs->vpos;
y -= fs->vypos;
return y * fc->cols + x;
}
static void
display_ping_and_tracert(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, socks_hash_entry_t *hash_info) {
/* Display the ping/trace_route conversation */
const guchar *data, *dataend;
const guchar *lineend, *eol;
int linelen;
/* handle the end command */
if ( pinfo->destport == TCP_PORT_SOCKS){
col_append_str(pinfo->cinfo, COL_INFO, ", Terminate Request");
if ( tree)
proto_tree_add_text(tree, tvb, offset, 1,
(hash_info->command == PING_COMMAND) ?
"Ping: End command" :
"Traceroute: End command");
}
else{ /* display the PING or Traceroute results */
col_append_str(pinfo->cinfo, COL_INFO, ", Results");
if ( tree){
proto_tree_add_text(tree, tvb, offset, -1,
(hash_info->command == PING_COMMAND) ?
"Ping Results:" :
"Traceroute Results");
data = tvb_get_ptr(tvb, offset, -1);
dataend = data + tvb_length_remaining(tvb, offset);
while (data < dataend) {
lineend = find_line_end(data, dataend, &eol);
linelen = (int)(lineend - data);
proto_tree_add_text( tree, tvb, offset, linelen,
"%s", format_text(data, linelen));
offset += linelen;
data = lineend;
}
}
}
}
unsigned char *
encode_textarea(struct submitted_value *sv)
{
struct form_control *fc;
void *blabla;
assert(sv && sv->value);
if_assert_failed return NULL;
fc = sv->form_control;
/* We need to reformat text now if it has to be wrapped hard, just
* before encoding it. */
/* TODO: Do we need here UTF-8 format or not? --scrool */
blabla = format_text(sv->value, fc->cols, fc->wrap, 1);
mem_free_if(blabla);
return encode_crlf(sv);
}
static int dissect_aim_buddylist_offgoing(tvbuff_t *tvb, packet_info *pinfo, proto_tree *buddy_tree)
{
guchar buddyname[MAX_BUDDYNAME_LENGTH+1];
int offset = 0;
int buddyname_length = aim_get_buddyname( buddyname, tvb, offset, offset + 1 );
col_set_str(pinfo->cinfo, COL_INFO, "Offgoing Buddy");
col_append_fstr(pinfo->cinfo, COL_INFO, ": %s",
format_text(buddyname, buddyname_length));
offset += dissect_aim_buddyname(tvb, pinfo, offset, buddy_tree);
/* Warning level */
proto_tree_add_item(buddy_tree, hf_aim_userinfo_warninglevel, tvb, offset,
2, ENC_BIG_ENDIAN);
offset += 2;
return dissect_aim_tlv_list(tvb, pinfo, offset, buddy_tree, aim_onlinebuddy_tlvs);
}
/* If name_val is !NULL then return the pointer to an emem allocated string in
* this variable.
*/
static int
add_value_head(const gchar *tag_desc, proto_tree *tree, tvbuff_t *tvb,
int offset, int name_length, int value_length, char **name_val)
{
proto_tree_add_string(tree, hf_ipp_tag, tvb, offset, 1, tag_desc);
offset += 1;
proto_tree_add_uint(tree, hf_ipp_name_length, tvb, offset, 2, name_length);
offset += 2;
if (name_length != 0) {
guint8 *nv;
nv = tvb_get_string_enc(wmem_packet_scope(), tvb, offset, name_length, ENC_ASCII);
proto_tree_add_string(tree, hf_ipp_name, tvb, offset, name_length, format_text(nv, name_length));
if (name_val) {
*name_val=nv;
}
}
offset += name_length;
proto_tree_add_uint(tree, hf_ipp_value_length, tvb, offset, 2, value_length);
offset += 2;
return offset;
}
/**
* Processes all the pages in the given directory
*
* @see format text
* @see embed_into_layout
*
* @param *dir Directory to process
*/
void generator_process_pages(Dir *dir) {
int i;
char *layout = NULL;
if (has_layout(dir) != 0) {
layout = dir->files[dir->layout_index]->content;
}
for (i=0; i < dir->files_count; i++) {
if ( strcmp(dir->files[i]->extension, "page") == 0) {
/*format*/
format_text(&(dir->files[i])->content);
/*embed into layout*/
if (layout != NULL) {
embed_into_layout(
&(dir->files[i])->content,
layout
);
}
}
}
}
/* If name_val is !NULL then return the pointer to an emem allocated string in
* this variable.
*/
static int
add_value_head(const gchar *tag_desc, proto_tree *tree, tvbuff_t *tvb,
int offset, int name_length, int value_length, char **name_val)
{
proto_tree_add_text(tree, tvb, offset, 1, "Tag: %s", tag_desc);
offset += 1;
proto_tree_add_text(tree, tvb, offset, 2, "Name length: %u",
name_length);
offset += 2;
if (name_length != 0) {
guint8 *nv;
nv = tvb_get_string(wmem_packet_scope(), tvb, offset, name_length);
proto_tree_add_text(tree, tvb, offset, name_length,
"Name: %s", format_text(nv, name_length));
if (name_val) {
*name_val=nv;
}
}
offset += name_length;
proto_tree_add_text(tree, tvb, offset, 2, "Value length: %u",
value_length);
offset += 2;
return offset;
}
void GrowAxis::export_javabean(GlowTransform* t, void* node,
glow_eExportPass pass, int* shape_cnt, int node_cnt, int in_nc,
std::ofstream& fp)
{
int i;
int draw_text = (fabs(increment) > DBL_EPSILON);
double x1, y1, x2, y2, ll_x, ll_y, ur_x, ur_y;
double rotation;
int bold;
char text[20];
int line_length;
int z_height, z_width, z_descent;
int max_z_width = 0;
int idx = int(
ctx->mw.zoom_factor_y / ctx->mw.base_zoom_factor * (text_size + 4) - 4);
double tsize
= ctx->mw.zoom_factor_y / ctx->mw.base_zoom_factor * (8 + 2 * text_size);
idx = MIN(idx, DRAW_TYPE_SIZE - 1);
bold = (text_drawtype == glow_eDrawType_TextHelveticaBold);
if (!t) {
x1 = trf.x(ll.x, ll.y) * ctx->mw.zoom_factor_x - ctx->mw.offset_x;
y1 = trf.y(ll.x, ll.y) * ctx->mw.zoom_factor_y - ctx->mw.offset_y;
x2 = trf.x(ur.x, ur.y) * ctx->mw.zoom_factor_x - ctx->mw.offset_x;
y2 = trf.y(ur.x, ur.y) * ctx->mw.zoom_factor_y - ctx->mw.offset_y;
} else {
x1 = trf.x(t, ll.x, ll.y) * ctx->mw.zoom_factor_x - ctx->mw.offset_x;
y1 = trf.y(t, ll.x, ll.y) * ctx->mw.zoom_factor_y - ctx->mw.offset_y;
x2 = trf.x(t, ur.x, ur.y) * ctx->mw.zoom_factor_x - ctx->mw.offset_x;
y2 = trf.y(t, ur.x, ur.y) * ctx->mw.zoom_factor_y - ctx->mw.offset_y;
}
ll_x = MIN(x1, x2);
ur_x = MAX(x1, x2);
ll_y = MIN(y1, y2);
ur_y = MAX(y1, y2);
if (t)
rotation = (trf.rot(t) / 360 - floor(trf.rot(t) / 360)) * 360;
else
rotation = (trf.rot() / 360 - floor(trf.rot() / 360)) * 360;
// Calculate max value line width
if (45 >= rotation || rotation > 315) {
if (draw_text) {
for (i = 0; i < lines; i++) {
if (i % valuequotient == 0) {
format_text(text, format, max_value - i * increment);
ctx->gdraw->get_text_extent(text, strlen(text), text_drawtype,
MAX(0, idx), glow_eFont_Helvetica, &z_width, &z_height,
&z_descent, tsize, 0);
if (max_z_width < z_width)
max_z_width = z_width;
}
}
line_length = int(ur_x - ll_x) - max_z_width;
} else
line_length = int(ur_x - ll_x);
} else if (45 < rotation && rotation <= 135) {
if (draw_text) {
ctx->gdraw->get_text_extent("0", 1, text_drawtype, MAX(0, idx),
glow_eFont_Helvetica, &z_width, &z_height, &z_descent, tsize, 0);
line_length = int(ur_y - ll_y) - (z_height - z_descent);
} else
line_length = int(ur_y - ll_y);
} else if (135 < rotation && rotation <= 225) {
if (draw_text) {
for (i = 0; i < lines; i++) {
if (i % valuequotient == 0) {
format_text(text, format, max_value - i * increment);
ctx->gdraw->get_text_extent(text, strlen(text), text_drawtype,
MAX(0, idx), glow_eFont_Helvetica, &z_width, &z_height,
&z_descent, tsize, 0);
if (max_z_width < z_width)
max_z_width = z_width;
}
}
line_length = int(ur_x - ll_x) - max_z_width;
} else
line_length = int(ur_x - ll_x);
} else // if ( 225 < rotation && rotation <= 315)
{
if (draw_text) {
ctx->gdraw->get_text_extent("0", 1, text_drawtype, MAX(0, idx),
glow_eFont_Helvetica, &z_width, &z_height, &z_descent, tsize, 0);
line_length = int(ur_y - ll_y) - (z_height - z_descent);
} else
line_length = int(ur_y - ll_y);
}
if (line_length < 3)
line_length = 3;
((GrowCtx*)ctx)
->export_jbean->axis(ll_x, ll_y, ur_x, ur_y, draw_type,
text_color_drawtype, min_value, max_value, lines, longquotient,
valuequotient, line_length, line_width, rotation, bold, idx, format,
pass, shape_cnt, node_cnt, fp);
}
void GrowAxis::draw(GlowWind* w, GlowTransform* t, int highlight, int hot,
void* node, void* colornode)
{
if (ctx->nodraw)
return;
if (w == &ctx->navw) {
if (ctx->no_nav)
return;
hot = 0;
}
int i;
int draw_text = (fabs(increment) > DBL_EPSILON);
int idx;
int x, y;
char text[20];
int line_length;
int x_text, y_text;
int z_height = 0, z_width, z_descent = 0;
int max_z_width = 0;
double rotation;
glow_eDrawType drawtype;
int text_idx
= int(w->zoom_factor_y / w->base_zoom_factor * (text_size + 4) - 4);
double tsize = w->zoom_factor_y / w->base_zoom_factor * (8 + 2 * text_size);
text_idx = MIN(text_idx, DRAW_TYPE_SIZE - 1);
if (fix_line_width) {
idx = line_width;
idx += hot;
if (idx < 0) {
erase(w, t, hot, node);
return;
}
} else {
if (node && ((GrowNode*)node)->line_width)
idx = int(
w->zoom_factor_y / w->base_zoom_factor * ((GrowNode*)node)->line_width
- 1);
else
idx = int(w->zoom_factor_y / w->base_zoom_factor * line_width - 1);
idx += hot;
}
if ((node && ((GrowNode*)node)->invisible) || invisible)
return;
idx = MAX(0, idx);
idx = MIN(idx, DRAW_TYPE_SIZE - 1);
int x1, y1, x2, y2, ll_x, ll_y, ur_x, ur_y;
if (!t) {
x1 = int(trf.x(ll.x, ll.y) * w->zoom_factor_x) - w->offset_x;
y1 = int(trf.y(ll.x, ll.y) * w->zoom_factor_y) - w->offset_y;
x2 = int(trf.x(ur.x, ur.y) * w->zoom_factor_x) - w->offset_x;
y2 = int(trf.y(ur.x, ur.y) * w->zoom_factor_y) - w->offset_y;
rotation = (trf.rot() / 360 - floor(trf.rot() / 360)) * 360;
} else {
x1 = int(trf.x(t, ll.x, ll.y) * w->zoom_factor_x) - w->offset_x;
y1 = int(trf.y(t, ll.x, ll.y) * w->zoom_factor_y) - w->offset_y;
x2 = int(trf.x(t, ur.x, ur.y) * w->zoom_factor_x) - w->offset_x;
y2 = int(trf.y(t, ur.x, ur.y) * w->zoom_factor_y) - w->offset_y;
rotation = (trf.rot(t) / 360 - floor(trf.rot(t) / 360)) * 360;
}
ll_x = MIN(x1, x2);
ur_x = MAX(x1, x2);
ll_y = MIN(y1, y2);
ur_y = MAX(y1, y2);
drawtype = ctx->get_drawtype(draw_type, glow_eDrawType_LineHighlight,
highlight, (GrowNode*)colornode, 0);
if (45 >= rotation || rotation > 315) {
// Vertical line to the right and values to the left
ctx->gdraw->line(w, ur_x, ll_y, ur_x, ur_y, drawtype, idx, 0);
// Calculate max value text width
if (draw_text) {
for (i = 0; i < lines; i++) {
if (i % valuequotient == 0) {
format_text(text, format, max_value - i * increment);
ctx->gdraw->get_text_extent(text, strlen(text), text_drawtype,
MAX(0, text_idx), glow_eFont_Helvetica, &z_width, &z_height,
&z_descent, tsize, 0);
if (max_z_width < z_width)
max_z_width = z_width;
}
}
x_text = ll_x + max_z_width;
line_length = ur_x - ll_x - max_z_width;
if (line_length < 3)
line_length = 3;
} else {
x_text = ll_x;
line_length = ur_x - ll_x;
}
for (i = 0; i < lines; i++) {
y = int(ll_y + double(ur_y - ll_y) / (lines - 1) * i);
if (i % longquotient == 0)
ctx->gdraw->line(w, ur_x - line_length, y, ur_x, y, drawtype, idx, 0);
else
ctx->gdraw->line(
w, ur_x - int(2.0 / 3 * line_length), y, ur_x, y, drawtype, idx, 0);
if (draw_text) {
format_text(text, format, max_value - i * increment);
if (text_idx >= 0 && max_z_width < ur_x - ll_x
&& i % valuequotient == 0) {
if (i == lines - 1)
y_text = y;
else if (i == 0)
y_text = y + z_height - z_descent - 3;
else
y_text = y + (z_height - z_descent) / 2;
ctx->gdraw->text(w, ll_x, y_text, text, strlen(text), text_drawtype,
text_color_drawtype, text_idx, highlight, 0, glow_eFont_Helvetica,
tsize, 0);
}
}
}
} else if (45 < rotation && rotation <= 135) {
// Horizontal line at bottom and values to the top
ctx->gdraw->line(w, ll_x, ur_y, ur_x, ur_y, drawtype, idx, 0);
// Calculate max value text height
if (draw_text) {
ctx->gdraw->get_text_extent("0", 1, text_drawtype, MAX(0, text_idx),
glow_eFont_Helvetica, &z_width, &z_height, &z_descent, tsize, 0);
line_length = ur_y - ll_y - z_height;
if (line_length < 3)
line_length = 3;
} else {
line_length = ur_y - ll_y;
}
for (i = 0; i < lines; i++) {
x = int(ll_x + double(ur_x - ll_x) / (lines - 1) * (lines - 1 - i));
if (i % longquotient == 0)
ctx->gdraw->line(w, x, ur_y - line_length, x, ur_y, drawtype, idx, 0);
else
ctx->gdraw->line(
w, x, ur_y - int(2.0 / 3 * line_length), x, ur_y, drawtype, idx, 0);
if (draw_text && i % valuequotient == 0) {
format_text(text, format, max_value - i * increment);
ctx->gdraw->get_text_extent(text, strlen(text), text_drawtype,
MAX(0, text_idx), glow_eFont_Helvetica, &z_width, &z_height,
&z_descent, tsize, 0);
if (text_idx >= 0 && z_height < ur_y - ll_y) {
if (i == lines - 1)
x_text = x;
else if (i == 0)
x_text = x - z_width;
else
x_text = x - (z_width) / 2;
ctx->gdraw->text(w, x_text, ll_y + z_height - z_descent, text,
strlen(text), text_drawtype, text_color_drawtype, text_idx,
highlight, 0, glow_eFont_Helvetica, tsize, 0);
}
}
}
} else if (135 < rotation && rotation <= 225) {
// Vertical line to the left and values to the right
ctx->gdraw->line(w, ll_x, ll_y, ll_x, ur_y, drawtype, idx, 0);
// Calculate max value text width
if (draw_text) {
for (i = 0; i < lines; i++) {
if (i % valuequotient == 0) {
format_text(text, format, max_value - i * increment);
ctx->gdraw->get_text_extent(text, strlen(text), text_drawtype,
MAX(0, text_idx), glow_eFont_Helvetica, &z_width, &z_height,
&z_descent, tsize, 0);
if (max_z_width < z_width)
max_z_width = z_width;
}
}
x_text = ur_x - max_z_width;
line_length = ur_x - ll_x - max_z_width;
if (line_length < 3)
line_length = 3;
} else {
x_text = ur_x;
line_length = ur_x - ll_x;
}
for (i = 0; i < lines; i++) {
y = int(ll_y + double(ur_y - ll_y) / (lines - 1) * (lines - 1 - i));
if (i % longquotient == 0)
ctx->gdraw->line(w, ll_x, y, ll_x + line_length, y, drawtype, idx, 0);
else
ctx->gdraw->line(
w, ll_x, y, ll_x + int(2.0 / 3 * line_length), y, drawtype, idx, 0);
format_text(text, format, max_value - i * increment);
if (draw_text && text_idx >= 0 && max_z_width < ur_x - ll_x
&& i % valuequotient == 0) {
if (i == lines - 1)
y_text = y + z_height - z_descent - 3;
else if (i == 0)
y_text = y;
else
y_text = y + (z_height - z_descent) / 2;
ctx->gdraw->text(w, x_text, y_text, text, strlen(text), text_drawtype,
text_color_drawtype, text_idx, highlight, 0, glow_eFont_Helvetica,
tsize, 0);
}
}
} else { // if ( 225 < rotation && rotation <= 315)
// Horizontal line at top and values at the bottom
ctx->gdraw->line(w, ll_x, ll_y, ur_x, ll_y, drawtype, idx, 0);
// Calculate max value text height
if (draw_text) {
ctx->gdraw->get_text_extent("0", 1, text_drawtype, MAX(0, text_idx),
glow_eFont_Helvetica, &z_width, &z_height, &z_descent, tsize, 0);
line_length = ur_y - ll_y - (z_height - z_descent);
if (line_length < 3)
line_length = 3;
} else {
line_length = ur_y - ll_y;
}
for (i = 0; i < lines; i++) {
x = int(ll_x + double(ur_x - ll_x) / (lines - 1) * i);
if (i % longquotient == 0)
ctx->gdraw->line(w, x, ll_y, x, ll_y + line_length, drawtype, idx, 0);
else
ctx->gdraw->line(
w, x, ll_y, x, ll_y + int(2.0 / 3 * line_length), drawtype, idx, 0);
if (draw_text && i % valuequotient == 0) {
format_text(text, format, max_value - i * increment);
ctx->gdraw->get_text_extent(text, strlen(text), text_drawtype,
MAX(0, text_idx), glow_eFont_Helvetica, &z_width, &z_height,
&z_descent, tsize, 0);
if (text_idx >= 0 && z_height - z_descent < ur_y - ll_y) {
if (i == lines - 1)
x_text = x - z_width;
else if (i == 0)
x_text = x;
else
x_text = x - (z_width) / 2;
ctx->gdraw->text(w, x_text, ur_y, text, strlen(text), text_drawtype,
text_color_drawtype, text_idx, highlight, 0, glow_eFont_Helvetica,
tsize, 0);
}
}
}
}
}
static void
dissect_pop(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
struct pop_proto_data *frame_data_p;
gboolean is_request;
gboolean is_continuation;
proto_tree *pop_tree, *reqresp_tree;
proto_item *ti;
gint offset = 0;
const guchar *line;
gint next_offset;
int linelen;
int tokenlen;
const guchar *next_token;
fragment_data *frag_msg = NULL;
tvbuff_t *next_tvb = NULL;
conversation_t *conversation = NULL;
struct pop_data_val *data_val = NULL;
gint length_remaining;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "POP");
/*
* Find the end of the first line.
*
* Note that "tvb_find_line_end()" will return a value that is
* not longer than what's in the buffer, so the "tvb_get_ptr()"
* call won't throw an exception.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
if (pinfo->match_port == pinfo->destport) {
is_request = TRUE;
is_continuation = FALSE;
} else {
is_request = FALSE;
is_continuation = response_is_continuation(line);
}
frame_data_p = p_get_proto_data(pinfo->fd, proto_pop);
if (!frame_data_p) {
conversation = find_conversation(pinfo->fd->num,
&pinfo->src, &pinfo->dst,
pinfo->ptype,
pinfo->srcport, pinfo->destport, 0);
if (conversation == NULL) { /* No conversation, create one */
conversation = conversation_new(pinfo->fd->num, &pinfo->src, &pinfo->dst,
pinfo->ptype, pinfo->srcport,
pinfo->destport, 0);
}
data_val = conversation_get_proto_data(conversation, proto_pop);
if (!data_val) {
/*
* No - create one and attach it.
*/
data_val = se_alloc0(sizeof(struct pop_data_val));
conversation_add_proto_data(conversation, proto_pop, data_val);
}
}
if (check_col(pinfo->cinfo, COL_INFO)) {
/*
* Put the first line from the buffer into the summary
* if it's a POP request or reply (but leave out the
* line terminator).
* Otherwise, just call it a continuation.
*/
if (is_continuation) {
length_remaining = tvb_length_remaining(tvb, offset);
col_add_fstr(pinfo->cinfo, COL_INFO, "S: DATA fragment, %d byte%s",
length_remaining, plurality (length_remaining, "", "s"));
}
else
col_add_fstr(pinfo->cinfo, COL_INFO, "%s: %s", is_request ? "C" : "S",
format_text(line, linelen));
}
ti = proto_tree_add_item(tree, proto_pop, tvb, offset, -1, FALSE);
pop_tree = proto_item_add_subtree(ti, ett_pop);
if (is_continuation) {
if (pop_data_desegment) {
if (!frame_data_p) {
data_val->msg_read_len += tvb_length(tvb);
frame_data_p = se_alloc(sizeof(struct pop_proto_data));
frame_data_p->conversation_id = conversation->index;
frame_data_p->more_frags = data_val->msg_read_len < data_val->msg_tot_len;
p_add_proto_data(pinfo->fd, proto_pop, frame_data_p);
}
frag_msg = fragment_add_seq_next(tvb, 0, pinfo,
frame_data_p->conversation_id,
pop_data_segment_table,
pop_data_reassembled_table,
tvb_length(tvb),
frame_data_p->more_frags);
next_tvb = process_reassembled_data(tvb, offset, pinfo,
"Reassembled DATA",
frag_msg, &pop_data_frag_items,
NULL, pop_tree);
if (next_tvb) {
if (imf_handle)
call_dissector(imf_handle, next_tvb, pinfo, tree);
if (data_val) {
/* we have read everything - reset */
data_val->msg_read_len = 0;
data_val->msg_tot_len = 0;
}
pinfo->fragmented = FALSE;
} else {
pinfo->fragmented = TRUE;
}
} else {
/*
* Put the whole packet into the tree as data.
*/
call_dissector(data_handle,tvb, pinfo, pop_tree);
}
return;
}
/*
* Put the line into the protocol tree.
*/
ti = proto_tree_add_string_format(pop_tree,
(is_request) ?
hf_pop_request :
hf_pop_response,
tvb, offset,
next_offset - offset,
"", "%s",
tvb_format_text(tvb, offset, next_offset - offset));
reqresp_tree = proto_item_add_subtree(ti, ett_pop_reqresp);
/*
* Extract the first token, and, if there is a first
* token, add it as the request or reply code.
*/
tokenlen = get_token_len(line, line + linelen, &next_token);
if (tokenlen != 0) {
proto_tree_add_item(reqresp_tree,
(is_request) ?
hf_pop_request_command :
hf_pop_response_indicator,
tvb, offset, tokenlen, FALSE);
if (data_val) {
if (is_request) {
/* see if this is RETR or TOP command */
if (g_ascii_strncasecmp(line, "RETR", 4) == 0 ||
g_ascii_strncasecmp(line, "TOP", 3) == 0)
/* the next response will tell us how many bytes */
data_val->msg_request = TRUE;
} else {
if (data_val->msg_request) {
/* this is a response to a RETR or TOP command */
if (g_ascii_strncasecmp(line, "+OK ", 4) == 0) {
/* the message will be sent - work out how many bytes */
data_val->msg_read_len = 0;
data_val->msg_tot_len = atoi(line + 4);
}
data_val->msg_request = FALSE;
}
}
}
offset += (gint) (next_token - line);
linelen -= (int) (next_token - line);
}
if (tree) {
/*
* Add the rest of the first line as request or
* reply param/description.
*/
if (linelen != 0) {
proto_tree_add_item(reqresp_tree,
(is_request) ?
hf_pop_request_parameter :
hf_pop_response_description,
tvb, offset, linelen, FALSE);
}
offset = next_offset;
/*
* Show the rest of the request or response as text,
* a line at a time.
*/
while (tvb_offset_exists(tvb, offset)) {
/*
* Find the end of the line.
*/
tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
/*
* Put this line.
*/
proto_tree_add_string_format(pop_tree,
(is_request) ?
hf_pop_request_data :
hf_pop_response_data,
tvb, offset,
next_offset - offset,
"", "%s",
tvb_format_text(tvb, offset, next_offset - offset));
offset = next_offset;
}
}
}
bool isMatch(wlan_hdr_t *wlan_hdr) {
bool is_bssid_match = false;
bool is_ssid_match = false;
bool update_bssid = false;
bool update_ssid = false;
// We want (but might not have) a unicast BSSID and a named SSID. Try
// to match the current packet and update our information if possible.
if (addresses_equal(&bssid_, &wlan_hdr->bssid)) {
is_bssid_match = true;
}
if ((wlan_hdr->stats.ssid_len > 0) && (wlan_hdr->stats.ssid[0] != 0)) {
QByteArray hdr_ssid = QByteArray::fromRawData((const char *)wlan_hdr->stats.ssid, wlan_hdr->stats.ssid_len);
if (ssid_ == hdr_ssid) {
is_ssid_match = true;
}
}
if (is_bssid_match && is_ssid_match) return true;
// Probe requests.
if (wlan_hdr->type == MGT_PROBE_REQ) {
// Probes with visible SSIDs. Unicast or broadcast.
if (is_ssid_match) {
if (is_broadcast_ && !is_broadcast_bssid(&wlan_hdr->bssid)) {
update_bssid = true;
}
// Probes with hidden SSIDs. Unicast.
} else if ((wlan_hdr->stats.ssid_len == 1) && (wlan_hdr->stats.ssid[0] == 0)) {
if (!is_broadcast_ && addresses_equal(&bssid_, &wlan_hdr->bssid)) {
is_bssid_match = true;
update_ssid = true;
}
// Probes with no SSID. Broadcast.
} else if (ssid_.isEmpty() && wlan_hdr->stats.ssid_len < 1) {
if (is_broadcast_ && is_broadcast_bssid(&wlan_hdr->bssid)) {
return true;
}
}
// Non-probe requests (responses, beacons, etc)
} else {
if (is_ssid_match) {
if (is_broadcast_ && !is_broadcast_bssid(&wlan_hdr->bssid)) {
update_bssid = true;
}
} else if (wlan_hdr->stats.ssid_len < 1) {
// No SSID.
is_ssid_match = true;
}
if (is_bssid_match) {
if ((ssid_.isEmpty() || ssid_[0] == '\0') && (wlan_hdr->stats.ssid_len > 0) && (wlan_hdr->stats.ssid[0] != 0) ) {
update_ssid = true;
}
}
}
if (update_bssid) {
updateBssid(wlan_hdr);
is_bssid_match = true;
}
if (update_ssid) {
ssid_ = QByteArray::fromRawData((const char *)wlan_hdr->stats.ssid, wlan_hdr->stats.ssid_len);
setText(col_ssid_, format_text(wlan_hdr->stats.ssid, wlan_hdr->stats.ssid_len));
is_ssid_match = true;
}
return is_bssid_match && is_ssid_match;
}
int main(int argc, char *argv[])
{
int ret;
const char *target_device;
const char *img_path;
if (argv[1][0] != '-')
{
printf("Unknown Option\n");
return -1;
}
if (argc >= 4)
{
target_device = get_device(argv[2][0] - '0');
img_path = argv[3];
}
else
{
target_device = get_device(0);
if (argc >= 3)
{
img_path = argv[2];
}
else
{
img_path = NULL;
}
}
switch (argv[1][1])
{
case 'u':
case 'U':
if (img_path == NULL)
{
return cavan_dd("u-boot-no-padding.bin", target_device, 0, UBOOT_OFFSET, 0);
}
else if (strcmp(text_basename(img_path), "u-boot.bin") == 0)
{
return cavan_dd(img_path, target_device, UBOOT_PADDING_SIZE, UBOOT_OFFSET, 0);
}
else
{
return cavan_dd(img_path, target_device, 0, UBOOT_OFFSET, 0);
}
case 'k':
case 'K':
return copy_to_emmc("uImage", img_path, target_device, UIMAGE_OFFSET);
case 'l':
case 'L':
return copy_to_emmc("logo.bmp", img_path, target_device, LOGO_OFFSET);
case 'b':
case 'B':
return copy_to_emmc("busybox.img", img_path, target_device, BUSYBOX_OFFSET);
case 'c':
case 'C':
return copy_to_emmc("charge.bmps", img_path, target_device, CARTOON_OFFSET);
case 's':
case 'S':
target_device = format_text("%sp2", target_device);
ret = copy_to_emmc("system.img", img_path, target_device, 0);
if (ret < 0)
{
error_msg("copy_to_emmc");
return ret;
}
break;
case 'd':
case 'D':
target_device = format_text("%sp5", target_device);
ret = copy_to_emmc("userdata.img", img_path, target_device, 0);
if (ret < 0)
{
error_msg("copy_to_emmc");
return ret;
}
break;
case 'r':
case 'R':
switch (argv[1][2])
{
case 'a':
case 'A':
return copy_to_emmc("uramdisk.img", img_path, target_device, RAMDISK_OFFSET);
case 'e':
case 'E':
target_device = format_text("%sp4", target_device);
ret = copy_to_emmc("recovery.img", img_path, target_device, 0);
if (ret < 0)
{
error_msg("copy_to_emmc");
return ret;
}
break;
default:
printf("Unknown Option\n");
return -1;
}
break;
default:
printf("Unknown Option\n");
return -1;
}
return extend_partition(target_device);
}
static void
dissect_smtp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
struct smtp_proto_data *spd_frame_data;
proto_tree *smtp_tree = NULL;
proto_tree *cmdresp_tree;
proto_item *ti, *hidden_item;
int offset = 0;
int request = 0;
conversation_t *conversation;
struct smtp_session_state *session_state;
const guchar *line, *linep, *lineend;
guint32 code;
int linelen = 0;
gint length_remaining;
gboolean eom_seen = FALSE;
gint next_offset;
gint loffset = 0;
int cmdlen;
fragment_data *frag_msg = NULL;
tvbuff_t *next_tvb;
/* As there is no guarantee that we will only see frames in the
* the SMTP conversation once, and that we will see them in
* order - in Wireshark, the user could randomly click on frames
* in the conversation in any order in which they choose - we
* have to store information with each frame indicating whether
* it contains commands or data or an EOM indication.
*
* XXX - what about frames that contain *both*? TCP is a
* byte-stream protocol, and there are no guarantees that
* TCP segment boundaries will correspond to SMTP commands
* or EOM indications.
*
* We only need that for the client->server stream; responses
* are easy to manage.
*
* If we have per frame data, use that, else, we must be on the first
* pass, so we figure it out on the first pass.
*/
/*
* Find or create the conversation for this.
*/
conversation = find_or_create_conversation(pinfo);
/*
* Is there a request structure attached to this conversation?
*/
session_state = conversation_get_proto_data(conversation, proto_smtp);
if (!session_state) {
/*
* No - create one and attach it.
*/
session_state = se_alloc(sizeof(struct smtp_session_state));
session_state->smtp_state = SMTP_STATE_READING_CMDS;
session_state->crlf_seen = FALSE;
session_state->data_seen = FALSE;
session_state->msg_read_len = 0;
session_state->msg_tot_len = 0;
session_state->msg_last = TRUE;
session_state->last_nontls_frame = 0;
conversation_add_proto_data(conversation, proto_smtp, session_state);
}
/* Are we doing TLS?
* FIXME In my understanding of RFC 2487 client and server can send SMTP cmds
* after a rejected TLS negotiation
*/
if (session_state->last_nontls_frame != 0 && pinfo->fd->num > session_state->last_nontls_frame) {
guint16 save_can_desegment;
guint32 save_last_nontls_frame;
/* This is TLS, not raw SMTP. TLS can desegment */
save_can_desegment = pinfo->can_desegment;
pinfo->can_desegment = pinfo->saved_can_desegment;
/* Make sure the SSL dissector will not be called again after decryption */
save_last_nontls_frame = session_state->last_nontls_frame;
session_state->last_nontls_frame = 0;
call_dissector(ssl_handle, tvb, pinfo, tree);
pinfo->can_desegment = save_can_desegment;
session_state->last_nontls_frame = save_last_nontls_frame;
return;
}
/* Is this a request or a response? */
request = pinfo->destport == pinfo->match_uint;
/*
* Is there any data attached to this frame?
*/
spd_frame_data = p_get_proto_data(pinfo->fd, proto_smtp);
if (!spd_frame_data) {
/*
* No frame data.
*/
if(request) {
/*
* Create a frame data structure and attach it to the packet.
*/
spd_frame_data = se_alloc0(sizeof(struct smtp_proto_data));
spd_frame_data->conversation_id = conversation->index;
spd_frame_data->more_frags = TRUE;
p_add_proto_data(pinfo->fd, proto_smtp, spd_frame_data);
}
/*
* Get the first line from the buffer.
*
* Note that "tvb_find_line_end()" will, if it doesn't return
* -1, return a value that is not longer than what's in the buffer,
* and "tvb_find_line_end()" will always return a value that is not
* longer than what's in the buffer, so the "tvb_get_ptr()" call
* won't throw an exception.
*/
loffset = offset;
while (tvb_offset_exists(tvb, loffset)) {
linelen = tvb_find_line_end(tvb, loffset, -1, &next_offset,
smtp_desegment && pinfo->can_desegment);
if (linelen == -1) {
if (offset == loffset) {
/*
* We didn't find a line ending, and we're doing desegmentation;
* tell the TCP dissector where the data for this message starts
* in the data it handed us, and tell it we need more bytes
*/
pinfo->desegment_offset = loffset;
pinfo->desegment_len = DESEGMENT_ONE_MORE_SEGMENT;
return;
} else {
linelen = tvb_length_remaining(tvb, loffset);
next_offset = loffset + linelen;
}
}
line = tvb_get_ptr(tvb, loffset, linelen);
/*
* Check whether or not this packet is an end of message packet
* We should look for CRLF.CRLF and they may be split.
* We have to keep in mind that we may see what we want on
* two passes through here ...
*/
if (session_state->smtp_state == SMTP_STATE_READING_DATA) {
/*
* The order of these is important ... We want to avoid
* cases where there is a CRLF at the end of a packet and a
* .CRLF at the begining of the same packet.
*/
if ((session_state->crlf_seen && tvb_strneql(tvb, loffset, ".\r\n", 3) == 0) ||
tvb_strneql(tvb, loffset, "\r\n.\r\n", 5) == 0)
eom_seen = TRUE;
length_remaining = tvb_length_remaining(tvb, loffset);
if (length_remaining == tvb_reported_length_remaining(tvb, loffset) &&
tvb_strneql(tvb, loffset + length_remaining - 2, "\r\n", 2) == 0)
session_state->crlf_seen = TRUE;
else
session_state->crlf_seen = FALSE;
}
/*
* OK, Check if we have seen a DATA request. We do it here for
* simplicity, but we have to be careful below.
*/
if (request) {
if (session_state->smtp_state == SMTP_STATE_READING_DATA) {
/*
* This is message data.
*/
if (eom_seen) { /* Seen the EOM */
/*
* EOM.
* Everything that comes after it is commands.
*/
spd_frame_data->pdu_type = SMTP_PDU_EOM;
session_state->smtp_state = SMTP_STATE_READING_CMDS;
break;
} else {
/*
* Message data with no EOM.
*/
spd_frame_data->pdu_type = SMTP_PDU_MESSAGE;
if (session_state->msg_tot_len > 0) {
/*
* We are handling a BDAT message.
* Check if we have reached end of the data chunk.
*/
session_state->msg_read_len += tvb_length_remaining(tvb, loffset);
if (session_state->msg_read_len == session_state->msg_tot_len) {
/*
* We have reached end of BDAT data chunk.
* Everything that comes after this is commands.
*/
session_state->smtp_state = SMTP_STATE_READING_CMDS;
if (session_state->msg_last) {
/*
* We have found the LAST data chunk.
* The message can now be reassembled.
*/
spd_frame_data->more_frags = FALSE;
}
break; /* no need to go through the remaining lines */
}
}
}
} else {
/*
* This is commands - unless the capture started in the
* middle of a session, and we're in the middle of data.
*
* Commands are not necessarily 4 characters; look
* for a space or the end of the line to see where
* the putative command ends.
*/
linep = line;
lineend = line + linelen;
while (linep < lineend && *linep != ' ')
linep++;
cmdlen = (int)(linep - line);
if (line_is_smtp_command(line, cmdlen)) {
if (g_ascii_strncasecmp(line, "DATA", 4) == 0) {
/*
* DATA command.
* This is a command, but everything that comes after it,
* until an EOM, is data.
*/
spd_frame_data->pdu_type = SMTP_PDU_CMD;
session_state->smtp_state = SMTP_STATE_READING_DATA;
session_state->data_seen = TRUE;
} else if (g_ascii_strncasecmp(line, "BDAT", 4) == 0) {
/*
* BDAT command.
* This is a command, but everything that comes after it,
* until given length is received, is data.
*/
guint32 msg_len;
msg_len = strtoul (line+5, NULL, 10);
spd_frame_data->pdu_type = SMTP_PDU_CMD;
session_state->data_seen = TRUE;
session_state->msg_tot_len += msg_len;
if (msg_len == 0) {
/* No data to read, next will be a command */
session_state->smtp_state = SMTP_STATE_READING_CMDS;
} else {
session_state->smtp_state = SMTP_STATE_READING_DATA;
}
if (g_ascii_strncasecmp(line+linelen-4, "LAST", 4) == 0) {
/*
* This is the last data chunk.
*/
session_state->msg_last = TRUE;
if (msg_len == 0) {
/*
* No more data to expect.
* The message can now be reassembled.
*/
spd_frame_data->more_frags = FALSE;
}
} else {
session_state->msg_last = FALSE;
}
} else if (g_ascii_strncasecmp(line, "STARTTLS", 8) == 0) {
/*
* STARTTLS command.
* This is a command, but if the response is 220,
* everything after the response is TLS.
*/
session_state->smtp_state = SMTP_STATE_AWAITING_STARTTLS_RESPONSE;
spd_frame_data->pdu_type = SMTP_PDU_CMD;
} else {
/*
* Regular command.
*/
spd_frame_data->pdu_type = SMTP_PDU_CMD;
}
} else {
/*
* Assume it's message data.
*/
spd_frame_data->pdu_type = session_state->data_seen ? SMTP_PDU_MESSAGE : SMTP_PDU_CMD;
}
}
}
/*
* Step past this line.
*/
loffset = next_offset;
}
}
/*
* From here, we simply add items to the tree and info to the info
* fields ...
*/
col_set_str(pinfo->cinfo, COL_PROTOCOL, "SMTP");
if (check_col(pinfo->cinfo, COL_INFO)) { /* Add the appropriate type here */
col_clear(pinfo->cinfo, COL_INFO);
/*
* If it is a request, we have to look things up, otherwise, just
* display the right things
*/
if (request) {
/* We must have frame_data here ... */
switch (spd_frame_data->pdu_type) {
case SMTP_PDU_MESSAGE:
length_remaining = tvb_length_remaining(tvb, offset);
col_set_str(pinfo->cinfo, COL_INFO, smtp_data_desegment ? "C: DATA fragment" : "C: Message Body");
col_append_fstr(pinfo->cinfo, COL_INFO, ", %d byte%s", length_remaining,
plurality (length_remaining, "", "s"));
break;
case SMTP_PDU_EOM:
col_set_str(pinfo->cinfo, COL_INFO, "C: .");
break;
case SMTP_PDU_CMD:
loffset = offset;
while (tvb_offset_exists(tvb, loffset)) {
/*
* Find the end of the line.
*/
linelen = tvb_find_line_end(tvb, loffset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, loffset, linelen);
if(loffset == offset)
col_append_fstr(pinfo->cinfo, COL_INFO, "C: %s",
format_text(line, linelen));
else {
col_append_fstr(pinfo->cinfo, COL_INFO, " | %s",
format_text(line, linelen));
}
loffset = next_offset;
}
break;
}
} else {
loffset = offset;
while (tvb_offset_exists(tvb, loffset)) {
/*
* Find the end of the line.
*/
linelen = tvb_find_line_end(tvb, loffset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, loffset, linelen);
if (loffset == offset)
col_append_fstr(pinfo->cinfo, COL_INFO, "S: %s",
format_text(line, linelen));
else {
col_append_fstr(pinfo->cinfo, COL_INFO, " | %s",
format_text(line, linelen));
}
loffset = next_offset;
}
}
}
if (tree) { /* Build the tree info ... */
ti = proto_tree_add_item(tree, proto_smtp, tvb, offset, -1, ENC_NA);
smtp_tree = proto_item_add_subtree(ti, ett_smtp);
}
if (request) {
/*
* Check out whether or not we can see a command in there ...
* What we are looking for is not data_seen and the word DATA
* and not eom_seen.
*
* We will see DATA and session_state->data_seen when we process the
* tree view after we have seen a DATA packet when processing
* the packet list pane.
*
* On the first pass, we will not have any info on the packets
* On second and subsequent passes, we will.
*/
switch (spd_frame_data->pdu_type) {
case SMTP_PDU_MESSAGE:
if (smtp_data_desegment) {
frag_msg = fragment_add_seq_next(tvb, 0, pinfo, spd_frame_data->conversation_id,
smtp_data_segment_table, smtp_data_reassembled_table,
tvb_length(tvb), spd_frame_data->more_frags);
} else {
/*
* Message body.
* Put its lines into the protocol tree, a line at a time.
*/
dissect_smtp_data(tvb, offset, smtp_tree);
}
break;
case SMTP_PDU_EOM:
/*
* End-of-message-body indicator.
*
* XXX - what about stuff after the first line?
* Unlikely, as the client should wait for a response to the
* DATA command this terminates before sending another
* request, but we should probably handle it.
*/
proto_tree_add_text(smtp_tree, tvb, offset, linelen, "C: .");
if (smtp_data_desegment) {
/* add final data segment */
if (loffset)
fragment_add_seq_next(tvb, 0, pinfo, spd_frame_data->conversation_id,
smtp_data_segment_table, smtp_data_reassembled_table,
loffset, spd_frame_data->more_frags);
/* terminate the desegmentation */
frag_msg = fragment_end_seq_next (pinfo, spd_frame_data->conversation_id, smtp_data_segment_table,
smtp_data_reassembled_table);
}
break;
case SMTP_PDU_CMD:
/*
* Command.
*
* XXX - what about stuff after the first line?
* Unlikely, as the client should wait for a response to the
* previous command before sending another request, but we
* should probably handle it.
*/
loffset = offset;
while (tvb_offset_exists(tvb, loffset)) {
/*
* Find the end of the line.
*/
linelen = tvb_find_line_end(tvb, loffset, -1, &next_offset, FALSE);
if (linelen >= 4)
cmdlen = 4;
else
cmdlen = linelen;
hidden_item = proto_tree_add_boolean(smtp_tree, hf_smtp_req, tvb,
0, 0, TRUE);
PROTO_ITEM_SET_HIDDEN(hidden_item);
/*
* Put the command line into the protocol tree.
*/
ti = proto_tree_add_item(smtp_tree, hf_smtp_command_line, tvb,
loffset, next_offset - loffset, ENC_ASCII|ENC_NA);
cmdresp_tree = proto_item_add_subtree(ti, ett_smtp_cmdresp);
proto_tree_add_item(cmdresp_tree, hf_smtp_req_command, tvb,
loffset, cmdlen, ENC_ASCII|ENC_NA);
if (linelen > 5) {
proto_tree_add_item(cmdresp_tree, hf_smtp_req_parameter, tvb,
loffset + 5, linelen - 5, ENC_ASCII|ENC_NA);
}
if (smtp_data_desegment && !spd_frame_data->more_frags) {
/* terminate the desegmentation */
frag_msg = fragment_end_seq_next (pinfo, spd_frame_data->conversation_id, smtp_data_segment_table,
smtp_data_reassembled_table);
}
/*
* Step past this line.
*/
loffset = next_offset;
}
}
if (smtp_data_desegment) {
next_tvb = process_reassembled_data(tvb, offset, pinfo, "Reassembled SMTP",
frag_msg, &smtp_data_frag_items, NULL, smtp_tree);
if (next_tvb) {
/* XXX: this is presumptious - we may have negotiated something else */
if (imf_handle) {
call_dissector(imf_handle, next_tvb, pinfo, tree);
} else {
/*
* Message body.
* Put its lines into the protocol tree, a line at a time.
*/
dissect_smtp_data(tvb, offset, smtp_tree);
}
pinfo->fragmented = FALSE;
} else {
pinfo->fragmented = TRUE;
}
}
} else {
/*
* Process the response, a line at a time, until we hit a line
* that doesn't have a continuation indication on it.
*/
if (tree) {
hidden_item = proto_tree_add_boolean(smtp_tree, hf_smtp_rsp, tvb,
0, 0, TRUE);
PROTO_ITEM_SET_HIDDEN(hidden_item);
}
while (tvb_offset_exists(tvb, offset)) {
/*
* Find the end of the line.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
if (tree) {
/*
* Put it into the protocol tree.
*/
ti = proto_tree_add_item(smtp_tree, hf_smtp_response, tvb,
offset, next_offset - offset, ENC_ASCII|ENC_NA);
cmdresp_tree = proto_item_add_subtree(ti, ett_smtp_cmdresp);
} else
cmdresp_tree = NULL;
line = tvb_get_ptr(tvb, offset, linelen);
if (linelen >= 3 && isdigit(line[0]) && isdigit(line[1])
&& isdigit(line[2])) {
/*
* We have a 3-digit response code.
*/
code = (line[0] - '0')*100 + (line[1] - '0')*10 + (line[2] - '0');
/*
* If we're awaiting the response to a STARTTLS code, this
* is it - if it's 220, all subsequent traffic will
* be TLS, otherwise we're back to boring old SMTP.
*/
if (session_state->smtp_state == SMTP_STATE_AWAITING_STARTTLS_RESPONSE) {
if (code == 220) {
/* This is the last non-TLS frame. */
session_state->last_nontls_frame = pinfo->fd->num;
}
session_state->smtp_state = SMTP_STATE_READING_CMDS;
}
if (tree) {
/*
* Put the response code and parameters into the protocol tree.
*/
proto_tree_add_uint(cmdresp_tree, hf_smtp_rsp_code, tvb, offset, 3,
code);
if (linelen >= 4) {
proto_tree_add_item(cmdresp_tree, hf_smtp_rsp_parameter, tvb,
offset + 4, linelen - 4, ENC_ASCII|ENC_NA);
}
}
}
/*
* Step past this line.
*/
offset = next_offset;
}
}
}
static void
dissect_ftp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
gboolean is_request;
proto_tree *ftp_tree = NULL;
proto_tree *reqresp_tree = NULL;
proto_item *ti, *hidden_item;
gint offset = 0;
const guchar *line;
guint32 code;
gchar code_str[4];
gboolean is_port_request = FALSE;
gboolean is_pasv_response = FALSE;
gboolean is_epasv_response = FALSE;
gint next_offset;
int linelen;
int tokenlen;
const guchar *next_token;
guint32 pasv_ip;
guint32 ftp_ip;
guint16 ftp_port;
address ftp_ip_address;
gboolean ftp_nat;
conversation_t *conversation;
ftp_ip_address = pinfo->src;
if (pinfo->match_uint == pinfo->destport)
is_request = TRUE;
else
is_request = FALSE;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "FTP");
/*
* Find the end of the first line.
*
* Note that "tvb_find_line_end()" will return a value that is
* not longer than what's in the buffer, so the "tvb_get_ptr()"
* call won't throw an exception.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
/*
* Put the first line from the buffer into the summary
* (but leave out the line terminator).
*/
col_add_fstr(pinfo->cinfo, COL_INFO, "%s: %s",
is_request ? "Request" : "Response",
format_text(line, linelen));
if (tree) {
ti = proto_tree_add_item(tree, proto_ftp, tvb, offset, -1, ENC_NA);
ftp_tree = proto_item_add_subtree(ti, ett_ftp);
if (is_request) {
hidden_item = proto_tree_add_boolean(ftp_tree,
hf_ftp_request, tvb, 0, 0, TRUE);
PROTO_ITEM_SET_HIDDEN(hidden_item);
hidden_item = proto_tree_add_boolean(ftp_tree,
hf_ftp_response, tvb, 0, 0, FALSE);
PROTO_ITEM_SET_HIDDEN(hidden_item);
} else {
hidden_item = proto_tree_add_boolean(ftp_tree,
hf_ftp_request, tvb, 0, 0, FALSE);
PROTO_ITEM_SET_HIDDEN(hidden_item);
hidden_item = proto_tree_add_boolean(ftp_tree,
hf_ftp_response, tvb, 0, 0, TRUE);
PROTO_ITEM_SET_HIDDEN(hidden_item);
}
/*
* Put the line into the protocol tree.
*/
ti = proto_tree_add_text(ftp_tree, tvb, offset,
next_offset - offset, "%s",
tvb_format_text(tvb, offset, next_offset - offset));
reqresp_tree = proto_item_add_subtree(ti, ett_ftp_reqresp);
}
if (is_request) {
/*
* Extract the first token, and, if there is a first
* token, add it as the request.
*/
tokenlen = get_token_len(line, line + linelen, &next_token);
if (tokenlen != 0) {
if (tree) {
proto_tree_add_item(reqresp_tree,
hf_ftp_request_command, tvb, offset,
tokenlen, ENC_ASCII|ENC_NA);
}
if (strncmp(line, "PORT", tokenlen) == 0)
is_port_request = TRUE;
}
} else {
/*
* This is a response; the response code is 3 digits,
* followed by a space or hyphen, possibly followed by
* text.
*
* If the line doesn't start with 3 digits, it's part of
* a continuation.
*
* XXX - keep track of state in the first pass, and
* treat non-continuation lines not beginning with digits
* as errors?
*/
if (linelen >= 3 && isdigit(line[0]) && isdigit(line[1])
&& isdigit(line[2])) {
/*
* One-line reply, or first or last line
* of a multi-line reply.
*/
tvb_get_nstringz0(tvb, offset, sizeof(code_str), code_str);
code = strtoul(code_str, NULL, 10);
if (tree) {
proto_tree_add_uint(reqresp_tree,
hf_ftp_response_code, tvb, offset, 3, code);
}
/*
* See if it's a passive-mode response.
*
* XXX - does anybody do FOOBAR, as per RFC
* 1639, or has that been supplanted by RFC 2428?
*/
if (code == 227)
is_pasv_response = TRUE;
/*
* Responses to EPSV command, as per RFC 2428
* XXX - handle IPv6?
*/
if (code == 229)
is_epasv_response = TRUE;
/*
* Skip the 3 digits and, if present, the
* space or hyphen.
*/
if (linelen >= 4)
next_token = line + 4;
else
next_token = line + linelen;
} else {
/*
* Line doesn't start with 3 digits; assume it's
* a line in the middle of a multi-line reply.
*/
next_token = line;
}
}
offset += (gint) (next_token - line);
linelen -= (int) (next_token - line);
line = next_token;
if (tree) {
/*
* Add the rest of the first line as request or
* reply data.
*/
if (linelen != 0) {
if (is_request) {
proto_tree_add_item(reqresp_tree,
hf_ftp_request_arg, tvb, offset,
linelen, ENC_ASCII|ENC_NA);
} else {
proto_tree_add_item(reqresp_tree,
hf_ftp_response_arg, tvb, offset,
linelen, ENC_ASCII|ENC_NA);
}
}
offset = next_offset;
}
/*
* If this is a PORT request or a PASV response, handle it.
*/
if (is_port_request) {
if (parse_port_pasv(line, linelen, &ftp_ip, &ftp_port)) {
if (tree) {
proto_tree_add_ipv4(reqresp_tree,
hf_ftp_active_ip, tvb, 0, 0,
ftp_ip);
proto_tree_add_uint(reqresp_tree,
hf_ftp_active_port, tvb, 0, 0,
ftp_port);
}
SET_ADDRESS(&ftp_ip_address, AT_IPv4, 4, (const guint8 *)&ftp_ip);
ftp_nat = !ADDRESSES_EQUAL(&pinfo->src, &ftp_ip_address);
if (ftp_nat) {
if (tree) {
proto_tree_add_boolean(
reqresp_tree,
hf_ftp_active_nat, tvb,
0, 0, ftp_nat);
}
}
}
}
if (is_pasv_response) {
if (linelen != 0) {
/*
* This frame contains a PASV response; set up a
* conversation for the data.
*/
if (parse_port_pasv(line, linelen, &pasv_ip, &ftp_port)) {
if (tree) {
proto_tree_add_ipv4(reqresp_tree,
hf_ftp_pasv_ip, tvb, 0, 0, pasv_ip);
proto_tree_add_uint(reqresp_tree,
hf_ftp_pasv_port, tvb, 0, 0,
ftp_port);
}
SET_ADDRESS(&ftp_ip_address, AT_IPv4, 4,
(const guint8 *)&pasv_ip);
ftp_nat = !ADDRESSES_EQUAL(&pinfo->src, &ftp_ip_address);
if (ftp_nat) {
if (tree) {
proto_tree_add_boolean(reqresp_tree,
hf_ftp_pasv_nat, tvb, 0, 0,
ftp_nat);
}
}
/*
* We use "ftp_ip_address", so that if
* we're NAT'd we look for the un-NAT'd
* connection.
*
* XXX - should this call to
* "find_conversation()" just use
* "ftp_ip_address" and "server_port", and
* wildcard everything else?
*/
conversation = find_conversation(pinfo->fd->num, &ftp_ip_address,
&pinfo->dst, PT_TCP, ftp_port, 0,
NO_PORT_B);
if (conversation == NULL) {
/*
* XXX - should this call to "conversation_new()"
* just use "ftp_ip_address" and "server_port",
* and wildcard everything else?
*
* XXX - what if we did find a conversation? As
* we create it only on the first pass through the
* packets, if we find one, it's presumably an
* unrelated conversation. Should we remove the
* old one from the hash table and put this one in
* its place? Can the conversation code handle
* conversations not in the hash table? Or should
* we make conversations support start and end
* frames, as circuits do, and treat this as an
* indication that one conversation was closed and
* a new one was opened?
*/
conversation = conversation_new(
pinfo->fd->num, &ftp_ip_address, &pinfo->dst,
PT_TCP, ftp_port, 0, NO_PORT2);
conversation_set_dissector(conversation, ftpdata_handle);
}
}
}
}
if (is_epasv_response) {
if (linelen != 0) {
/*
* This frame contains an EPSV response; set up a
* conversation for the data.
*/
if (parse_extended_pasv_response(line, linelen, &ftp_port)) {
/* Add port number to tree */
if (tree) {
proto_tree_add_uint(reqresp_tree,
hf_ftp_pasv_port, tvb, 0, 0,
ftp_port);
}
/* Find/create conversation for data */
conversation = find_conversation(pinfo->fd->num, &pinfo->src,
&pinfo->dst, PT_TCP, ftp_port, 0,
NO_PORT_B);
if (conversation == NULL) {
conversation = conversation_new(
pinfo->fd->num, &pinfo->src, &pinfo->dst,
PT_TCP, ftp_port, 0, NO_PORT2);
conversation_set_dissector(conversation,
ftpdata_handle);
}
}
}
}
if (tree) {
/*
* Show the rest of the request or response as text,
* a line at a time.
* XXX - only if there's a continuation indicator?
*/
while (tvb_offset_exists(tvb, offset)) {
/*
* Find the end of the line.
*/
tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
/*
* Put this line.
*/
proto_tree_add_text(ftp_tree, tvb, offset,
next_offset - offset, "%s",
tvb_format_text(tvb, offset, next_offset - offset));
offset = next_offset;
}
}
}
static void
dissect_gift(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti, *hidden_item;
proto_tree *gift_tree, *cmd_tree;
gboolean is_request;
gint offset = 0;
const guchar *line;
gint next_offset;
int linelen;
int tokenlen;
const guchar *next_token;
/* set "Protocol" column text */
col_set_str(pinfo->cinfo, COL_PROTOCOL, "giFT");
/* determine whether it is a request to or response from the server */
if (pinfo->match_uint == pinfo->destport)
is_request = TRUE;
else
is_request = FALSE;
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
/* set "Info" column text */
if (check_col(pinfo->cinfo, COL_INFO))
col_add_fstr(pinfo->cinfo, COL_INFO, "%s: %s",
is_request ? "Request" : "Response",
format_text(line, linelen));
/* if tree != NULL, build protocol tree */
if (tree) {
ti = proto_tree_add_item(tree, proto_gift, tvb, 0, -1, ENC_NA);
gift_tree = proto_item_add_subtree(ti, ett_gift);
if (is_request) {
hidden_item = proto_tree_add_boolean(gift_tree, hf_gift_request, tvb, 0, 0, TRUE);
} else {
hidden_item = proto_tree_add_boolean(gift_tree, hf_gift_response, tvb, 0, 0, TRUE);
}
PROTO_ITEM_SET_HIDDEN(hidden_item);
ti = proto_tree_add_text(gift_tree, tvb, offset, next_offset - offset, "%s",
tvb_format_text(tvb, offset, next_offset - offset));
cmd_tree = proto_item_add_subtree(ti, ett_gift_cmd);
tokenlen = get_token_len(line, line + linelen, &next_token);
if (tokenlen != 0) {
if (is_request) {
proto_tree_add_text(cmd_tree, tvb, offset,
tokenlen, "Request Command: %s",
format_text(line, tokenlen));
} else {
proto_tree_add_text(cmd_tree, tvb, offset,
tokenlen, "Response Command: %s",
format_text(line, tokenlen));
}
offset += (gint) (next_token - line);
linelen -= (int) (next_token - line);
line = next_token;
}
if (linelen != 0) {
if (is_request) {
proto_tree_add_text(cmd_tree, tvb, offset,
linelen, "Request Arg: %s",
format_text(line, linelen));
} else {
proto_tree_add_text(cmd_tree, tvb, offset,
linelen, "Response Arg: %s",
format_text(line, linelen));
}
}
}
}
static void
dissect_imap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
gboolean is_request;
proto_tree *imap_tree, *reqresp_tree;
proto_item *ti, *hidden_item;
gint offset = 0;
const guchar *line;
gint next_offset;
int linelen;
int tokenlen;
const guchar *next_token;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "IMAP");
if (pinfo->match_uint == pinfo->destport)
is_request = TRUE;
else
is_request = FALSE;
if (check_col(pinfo->cinfo, COL_INFO)) {
/*
* Put the first line from the buffer into the summary
* (but leave out the line terminator).
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
col_add_fstr(pinfo->cinfo, COL_INFO, "%s: %s",
is_request ? "Request" : "Response",
format_text(line, linelen));
}
if (tree) {
ti = proto_tree_add_item(tree, proto_imap, tvb, offset, -1, ENC_NA);
imap_tree = proto_item_add_subtree(ti, ett_imap);
hidden_item = proto_tree_add_boolean(imap_tree, hf_imap_isrequest, tvb, 0, 0, is_request);
PROTO_ITEM_SET_HIDDEN(hidden_item);
while(tvb_length_remaining(tvb, offset) > 2) {
/*
* Find the end of each line
*
* Note that "tvb_find_line_end()" will return a value that is
* not longer than what's in the buffer, so the "tvb_get_ptr()"
* call won't throw an exception.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
/*
* Put the line into the protocol tree.
*/
ti = proto_tree_add_item(imap_tree, hf_imap_line, tvb, offset,
next_offset - offset, ENC_ASCII|ENC_NA);
reqresp_tree = proto_item_add_subtree(ti, ett_imap_reqresp);
/*
* Show each line as tags + requests or replies.
*/
/*
* Extract the first token, and, if there is a first
* token, add it as the request or reply tag.
*/
tokenlen = get_token_len(line, line + linelen, &next_token);
if (tokenlen != 0) {
proto_tree_add_item(reqresp_tree, (is_request) ? hf_imap_request_tag : hf_imap_response_tag,
tvb, offset, tokenlen, ENC_ASCII|ENC_NA);
offset += (gint) (next_token - line);
linelen -= (int) (next_token - line);
line = next_token;
}
/*
* Add the rest of the line as request or reply data.
*/
if (linelen != 0) {
proto_tree_add_item(reqresp_tree, (is_request) ? hf_imap_request : hf_imap_response,
tvb, offset, linelen, ENC_ASCII|ENC_NA);
}
offset += linelen+2; /* Skip over last line and \r\n at the end of it */
}
}
}
static void
dissect_icap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_tree *icap_tree = NULL;
proto_item *ti = NULL;
proto_item *hidden_item;
gint offset = 0;
const guchar *line;
gint next_offset;
const guchar *linep, *lineend;
int linelen;
guchar c;
icap_type_t icap_type;
int datalen;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "ICAP");
/*
* Put the first line from the buffer into the summary
* if it's an ICAP header (but leave out the
* line terminator).
* Otherwise, just call it a continuation.
*
* Note that "tvb_find_line_end()" will return a value that
* is not longer than what's in the buffer, so the
* "tvb_get_ptr()" call won't throw an exception.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, FALSE);
line = tvb_get_ptr(tvb, offset, linelen);
icap_type = ICAP_OTHER; /* type not known yet */
if (is_icap_message(line, linelen, &icap_type))
col_add_str(pinfo->cinfo, COL_INFO,
format_text(line, linelen));
else
col_set_str(pinfo->cinfo, COL_INFO, "Continuation");
if (tree) {
ti = proto_tree_add_item(tree, proto_icap, tvb, offset, -1,
ENC_NA);
icap_tree = proto_item_add_subtree(ti, ett_icap);
}
/*
* Process the packet data, a line at a time.
*/
icap_type = ICAP_OTHER; /* type not known yet */
while (tvb_offset_exists(tvb, offset)) {
gboolean is_icap = FALSE;
gboolean loop_done = FALSE;
/*
* Find the end of the line.
*/
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset,
FALSE);
/*
* Get a buffer that refers to the line.
*/
line = tvb_get_ptr(tvb, offset, linelen);
lineend = line + linelen;
/*
* find header format
*/
if (is_icap_message(line, linelen, &icap_type)) {
goto is_icap_header;
}
/*
* if it looks like a blank line, end of header perhaps?
*/
if (linelen == 0) {
goto is_icap_header;
}
/*
* No. Does it look like a header?
*/
linep = line;
loop_done = FALSE;
while (linep < lineend && (!loop_done)) {
c = *linep++;
/*
* This must be a CHAR to be part of a token; that
* means it must be ASCII.
*/
if (!isascii(c)) {
is_icap = FALSE;
break; /* not ASCII, thus not a CHAR */
}
/*
* This mustn't be a CTL to be part of a token.
*
* XXX - what about leading LWS on continuation
* lines of a header?
*/
if (iscntrl(c)) {
is_icap = FALSE;
break; /* CTL, not part of a header */
}
switch (c) {
case '(':
case ')':
case '<':
case '>':
case '@':
case ',':
case ';':
case '\\':
case '"':
case '/':
case '[':
case ']':
case '?':
case '=':
case '{':
case '}':
/*
* It's a separator, so it's not part of a
* token, so it's not a field name for the
* beginning of a header.
*
* (We don't have to check for HT; that's
* already been ruled out by "iscntrl()".)
*
* XXX - what about ' '? HTTP's checks
* check for that.
*/
is_icap = FALSE;
loop_done = TRUE;
break;
case ':':
/*
* This ends the token; we consider this
* to be a header.
*/
goto is_icap_header;
}
}
/*
* We don't consider this part of an ICAP message,
* so we don't display it.
* (Yeah, that means we don't display, say, a text/icap
* page, but you can get that from the data pane.)
*/
if (!is_icap)
break;
is_icap_header:
if (tree) {
proto_tree_add_text(icap_tree, tvb, offset,
next_offset - offset, "%s",
tvb_format_text(tvb, offset,
next_offset - offset)
);
}
offset = next_offset;
}
if (tree) {
switch (icap_type) {
case ICAP_OPTIONS:
hidden_item = proto_tree_add_boolean(icap_tree,
hf_icap_options, tvb, 0, 0, 1);
PROTO_ITEM_SET_HIDDEN(hidden_item);
break;
case ICAP_REQMOD:
hidden_item = proto_tree_add_boolean(icap_tree,
hf_icap_reqmod, tvb, 0, 0, 1);
PROTO_ITEM_SET_HIDDEN(hidden_item);
break;
case ICAP_RESPMOD:
hidden_item = proto_tree_add_boolean(icap_tree,
hf_icap_respmod, tvb, 0, 0, 1);
PROTO_ITEM_SET_HIDDEN(hidden_item);
break;
case ICAP_RESPONSE:
hidden_item = proto_tree_add_boolean(icap_tree,
hf_icap_response, tvb, 0, 0, 1);
PROTO_ITEM_SET_HIDDEN(hidden_item);
break;
case ICAP_OTHER:
default:
break;
}
}
datalen = tvb_length_remaining(tvb, offset);
if (datalen > 0) {
call_dissector(data_handle,
tvb_new_subset_remaining(tvb, offset), pinfo, icap_tree);
}
}
