static void botnet_event_file(BOT_REC *bot, const char *data, const char *sender, const char *target)
{
GNode *node;
char *tempbuf, *str;
int len;
if (g_strcasecmp(target, bot->botnet->nick) != 0)
return;
node = bot_find_nick(bot->botnet, sender);
g_return_if_fail(node != NULL);
bot = node->data;
if (bot->file_handle <= 0) {
/* first line - data contains file name */
str = g_strdup_printf("%s/.irssi/%s", g_get_home_dir(), data);
bot->file_handle = open(str, O_CREAT|O_TRUNC|O_WRONLY, 0600);
g_free(str);
} else if (*data == '\0') {
/* no data - end of file */
if (bot->file_handle > 0) {
close(bot->file_handle);
bot->file_handle = -1;
}
} else {
/* file data */
tempbuf = g_malloc(strlen(data)*2+2);
len = unescape_data(data, tempbuf);
write(bot->file_handle, tempbuf, len);
g_free(tempbuf);
}
}
/** Dissects an SIR packet. */
static void
dissect_sir(tvbuff_t *tvb, packet_info *pinfo, proto_tree *root)
{
gint offset = 0;
gint bof_offset;
gint eof_offset;
while (tvb_length_remaining(tvb, offset) > 0) {
bof_offset = tvb_find_guint8(tvb, offset, -1, SIR_BOF);
eof_offset = (bof_offset == -1) ? -1 :
tvb_find_guint8(tvb, bof_offset, -1, SIR_EOF);
if (bof_offset == -1 || eof_offset == -1) {
if (pinfo->can_desegment) {
pinfo->desegment_offset = offset;
pinfo->desegment_len = 1;
}
return;
} else {
guint preamble_len = bof_offset - offset;
gint data_offset = bof_offset + 1;
tvbuff_t* next_tvb = tvb_new_subset(tvb,
data_offset, eof_offset - data_offset, -1);
next_tvb = unescape_data(next_tvb, pinfo);
if (root) {
guint data_len = tvb_length(next_tvb) < 2 ? 0 :
tvb_length(next_tvb) - 2;
proto_tree* ti = proto_tree_add_protocol_format(root,
proto_sir, tvb, offset, eof_offset - offset + 1,
"Serial Infrared, Len: %d", data_len);
proto_tree* tree = proto_item_add_subtree(ti, ett_sir);
if (preamble_len > 0)
proto_tree_add_item(tree, hf_sir_preamble, tvb,
offset, preamble_len, ENC_NA);
proto_tree_add_item(tree, hf_sir_bof, tvb,
bof_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_uint(tree, hf_sir_length,
next_tvb, 0, data_len, data_len);
next_tvb = checksum_data(next_tvb, tree);
proto_tree_add_item(tree, hf_sir_eof, tvb,
eof_offset, 1, ENC_BIG_ENDIAN);
} else {
next_tvb = checksum_data(next_tvb, NULL);
}
call_dissector(irda_handle, next_tvb, pinfo, root);
}
offset = eof_offset + 1;
}
}
