/** \brief convert the object to a string
*/
std::string bt_tracker_reply_t::to_string() const throw()
{
std::ostringstream oss;
// handle the null case
if( is_null() ) return "null";
// build the string to return
if( !failure_reason().empty() ){
oss << "failure_reason="<< failure_reason();
}else{
oss << "request_period=" << request_period();
oss << " " << "nb_seeder=" << nb_seeder();
oss << " " << "nb_leecher=" << nb_leecher();
oss << " " << "peer_arr=" << peer_arr();
}
// return the just built string
return oss.str();
}
/** \brief return a bencoded std::string of the bt_tracker_reply_t
*
* - the bt_tracker_request_t is used to determine the options to build the request
* - compact or nopeerid
*/
datum_t bt_tracker_reply_t::to_bencode(const bt_tracker_request_t &request) const throw()
{
std::ostringstream oss;
dvar_t dvar = dvar_map_t();
// sanity check - this bt_tracker_reply_t MUST not be null
DBG_ASSERT( this->is_null() == false );
// if this bt_tracker_reply_t failed
if( !failure_reason().empty() ){
dvar.map().insert("failure reason", dvar_str_t(failure_reason()));
}else{
dvar.map().insert("interval" , dvar_int_t(request_period().to_sec_32bit()));
dvar.map().insert("complete" , dvar_int_t(nb_seeder()));
dvar.map().insert("incomplete" , dvar_int_t(nb_leecher()));
dvar.map().insert("peers" , peer_arr_to_dvar(request));
}
// bencode the just built dvar_t and return it
return datum_t( bencode_t::from_dvar(dvar) );
}
void
explain_failure(RECDB *recdb, int code)
{
static char msg[1024];
snprintf(msg, sizeof(msg), "%s (got '%c') at %s line %d column %d.",
failure_reason(code), code & 255,
recdb->source, recdb->ctx.line, recdb->ctx.col);
if (MAIN_LOG == NULL) {
fputs(msg, stderr);
fputc('\n', stderr);
fflush(stderr);
} else
log_module(MAIN_LOG, LOG_ERROR, "%s", msg);
}
const char *
parse_record(const char *text, char **pname, struct record_data **prd)
{
RECDB recdb;
int res;
*pname = NULL;
*prd = NULL;
recdb.source = "<user-supplied text>";
recdb.f = NULL;
recdb.s = strdup(text);
recdb.length = strlen(text);
recdb.pos = 0;
recdb.type = RECDB_STRING;
recdb.ctx.line = recdb.ctx.col = 1;
if ((res = setjmp(recdb.env)) == 0) {
parse_record_int(&recdb, pname, prd);
return 0;
} else {
free(*pname);
free(*prd);
return failure_reason(res);
}
}
/** \brief Return true if the object is to be considered null, false otherwise
*/
bool bt_tracker_reply_t::is_null() const throw()
{
if( request_period().is_null() && failure_reason().empty() ) return true;
// if this point is reached, the object is NOT null
return false;
}
