int
call_attr_compare(sip_call_t *one, sip_call_t *two, enum sip_attr_id id)
{
char onevalue[256], twovalue[256];
int oneintvalue, twointvalue;
int comparetype; /* TODO 0 = string compare, 1 = int comprare */
switch (id) {
case SIP_ATTR_CALLINDEX:
oneintvalue = one->index;
twointvalue = two->index;
comparetype = 1;
break;
case SIP_ATTR_MSGCNT:
oneintvalue = call_msg_count(one);
twointvalue = call_msg_count(two);
comparetype = 1;
break;
default:
// Get attribute values
memset(onevalue, 0, sizeof(onevalue));
memset(twovalue, 0, sizeof(twovalue));
call_get_attribute(one, id, onevalue);
call_get_attribute(two, id, twovalue);
comparetype = 0;
break;
}
switch (comparetype) {
case 0:
if (strlen(twovalue) == 0 && strlen(onevalue) == 0)
return 0;
if (strlen(twovalue) == 0)
return 1;
if (strlen(onevalue) == 0)
return -1;
return strcmp(onevalue, twovalue);
case 1:
if (oneintvalue == twointvalue) return 0;
if (oneintvalue > twointvalue) return 1;
if (oneintvalue < twointvalue) return -1;
/* no break */
default:
return 0;
}
}
const char *
call_get_attribute(sip_call_t *call, enum sip_attr_id id)
{
char value[80];
if (id == SIP_ATTR_MSGCNT) {
// FIXME REALLY
sprintf(value, "%d", call_msg_count(call));
return strdup(value);
}
if (id == SIP_ATTR_STARTING) {
return msg_get_attribute(call_get_next_msg(call, NULL), SIP_ATTR_METHOD);
}
return msg_get_attribute(call_get_next_msg(call, NULL), id);
}
sip_msg_t *
sip_check_packet(packet_t *packet)
{
sip_msg_t *msg;
sip_call_t *call;
char callid[1024], xcallid[1024];
address_t src, dst;
u_char payload[MAX_SIP_PAYLOAD];
bool newcall = false;
// Max SIP payload allowed
if (packet->payload_len > MAX_SIP_PAYLOAD)
return NULL;
// Get Addresses from packet
src = packet->src;
dst = packet->dst;
// Initialize local variables
memset(callid, 0, sizeof(callid));
memset(xcallid, 0, sizeof(xcallid));
// Get payload from packet(s)
memset(payload, 0, MAX_SIP_PAYLOAD);
memcpy(payload, packet_payload(packet), packet_payloadlen(packet));
// Get the Call-ID of this message
if (!sip_get_callid((const char*) payload, callid))
return NULL;
// Create a new message from this data
if (!(msg = msg_create((const char*) payload)))
return NULL;
// Get Method and request for the following checks
// There is no need to parse all payload at this point
// If no response or request code is found, this is not a SIP message
if (!sip_get_msg_reqresp(msg, payload)) {
// Deallocate message memory
msg_destroy(msg);
return NULL;
}
// Find the call for this msg
if (!(call = sip_find_by_callid(callid))) {
// Check if payload matches expression
if (!sip_check_match_expression((const char*) payload))
goto skip_message;
// User requested only INVITE starting dialogs
if (calls.only_calls && msg->reqresp != SIP_METHOD_INVITE)
goto skip_message;
// Only create a new call if the first msg
// is a request message in the following gorup
if (calls.ignore_incomplete && msg->reqresp > SIP_METHOD_MESSAGE)
goto skip_message;
// Get the Call-ID of this message
sip_get_xcallid((const char*) payload, xcallid);
// Rotate call list if limit has been reached
if (calls.limit == sip_calls_count())
sip_calls_rotate();
// Create the call if not found
if (!(call = call_create(callid, xcallid)))
goto skip_message;
// Add this Call-Id to hash table
htable_insert(calls.callids, call->callid, call);
// Set call index
call->index = ++calls.last_index;
// Mark this as a new call
newcall = true;
}
// At this point we know we're handling an interesting SIP Packet
msg->packet = packet;
// Always parse first call message
if (call_msg_count(call) == 0) {
// Parse SIP payload
sip_parse_msg_payload(msg, payload);
// If this call has X-Call-Id, append it to the parent call
if (strlen(call->xcallid)) {
call_add_xcall(sip_find_by_callid(call->xcallid), call);
}
}
// Add the message to the call
call_add_message(call, msg);
if (call_is_invite(call)) {
// Parse media data
sip_parse_msg_media(msg, payload);
// Update Call State
call_update_state(call, msg);
// Check if this call should be in active call list
if (call_is_active(call)) {
if (sip_call_is_active(call)) {
vector_append(calls.active, call);
}
} else {
if (sip_call_is_active(call)) {
vector_remove(calls.active, call);
}
}
}
if (newcall) {
// Append this call to the call list
vector_append(calls.list, call);
}
// Mark the list as changed
calls.changed = true;
// Return the loaded message
return msg;
skip_message:
// Deallocate message memory
msg_destroy(msg);
return NULL;
}
void
call_list_draw_list(PANEL *panel)
{
WINDOW *win;
int height, width, cline = 0;
struct sip_call *call;
int i, collen;
char coltext[256];
int colid;
int colpos;
int color;
// Get panel info
call_list_info_t *info = call_list_info(panel);
// Get window of call list panel
win = info->list_win;
getmaxyx(win, height, width);
// If autoscroll is enabled, select the last dialog
if (info->autoscroll) {
call_list_handle_key(panel, key_action_key(ACTION_END));
}
// If no active call, use the fist one (if exists)
if (info->first_call == -1 && vector_iterator_count(&info->calls)) {
vector_iterator_reset(&info->calls);
call = vector_iterator_next(&info->calls);
info->cur_call = info->first_call = vector_index(vector_iterator_vector(&info->calls), call);
info->cur_line = info->first_line = 1;
}
// Clear call list before redrawing
werase(win);
// Set the iterator position to the first call
vector_iterator_set_current(&info->calls, info->first_call - 1 );
// Fill the call list
while ((call = vector_iterator_next(&info->calls))) {
// Stop if we have reached the bottom of the list
if (cline == height)
break;
// We only print calls with messages (In fact, all call should have msgs)
if (!call_msg_count(call))
continue;
// Show bold selected rows
if (call_group_exists(info->group, call))
wattron(win, A_BOLD | COLOR_PAIR(CP_DEFAULT));
// Highlight active call
if (call->index == info->cur_call + 1) {
wattron(win, COLOR_PAIR(CP_WHITE_ON_BLUE));
// Reverse colors on monochrome terminals
if (!has_colors())
wattron(win, A_REVERSE);
}
// Set current line background
clear_line(win, cline);
// Set current line selection box
mvwprintw(win, cline, 2, call_group_exists(info->group, call) ? "[*]" : "[ ]");
// Print requested columns
colpos = 6;
for (i = 0; i < info->columncnt; i++) {
// Get current column id
colid = info->columns[i].id;
// Get current column width
collen = info->columns[i].width;
// Check if next column fits on window width
if (colpos + collen >= width)
break;
// Initialize column text
memset(coltext, 0, sizeof(coltext));
// Get call attribute for current column
if (!call_get_attribute(call, colid, coltext)) {
colpos += collen + 1;
continue;
}
// Enable attribute color (if not current one)
color = 0;
if (call->index != info->cur_call + 1 && (color = sip_attr_get_color(colid, coltext)) > 0)
wattron(win, color);
// Add the column text to the existing columns
mvwprintw(win, cline, colpos, "%.*s", collen, coltext);
colpos += collen + 1;
// Disable attribute color
if (color > 0)
wattroff(win, color);
}
cline++;
wattroff(win, COLOR_PAIR(CP_DEFAULT));
wattroff(win, COLOR_PAIR(CP_DEF_ON_BLUE));
wattroff(win, A_BOLD | A_REVERSE);
}
// Draw scrollbar to the right
draw_vscrollbar(win, info->first_line, info->dispcallcnt, 1);
wnoutrefresh(info->list_win);
}
