FastTcpAgent::FastTcpAgent() : TcpAgent(),
avgRTT_(0), baseRTT_(0), avg_cwnd_last_RTT_(1),
alpha_(0), beta_(0), fastrecov_(FALSE),
pipe_(-1), next_pkt_(0), firstpartial_(0),
last_natural_ack_number_(-1), on_first_rtt_(true),
gamma_(0.5)
{
sendtime_ = NULL;
transmits_ = NULL;
cwnd_array_ = NULL;
bind_bool("partial_ack_", &partial_ack_);
/* Use the Reassembly Queue based scoreboard as
* ScoreBoard is O(cwnd) which is bad for HSTCP
* scb_ = new ScoreBoard(new ScoreBoardNode[SBSIZE],SBSIZE);
*/
scb_ = new ScoreBoardRQ();
#ifdef TCP_DELAY_BIND_ALL
#else /* ! TCP_DELAY_BIND_ALL */
/*bind tunable parameters*/
bind("fast_update_cwnd_interval_", &cwnd_update_period_);
bind("avg_cwnd_last_RTT_", &avg_cwnd_last_RTT_);
bind("avgRTT_", &avgRTT_);
bind("baseRTT_", &baseRTT_);
bind("alpha_", &alpha_);
bind("beta_", &beta_);
bind("high_accuracy_cwnd_", &high_accuracy_cwnd_);
bind("mi_threshold_", &mi_threshold_);
// bind("pipe_", &pipe_); //weixl
// bind("sack_num_", &sack_num_); //weixl
// bind("sack_len_", &sack_len_); //weixl
// bind("alpha_tuning_", &alpha_tuning_);
bind("gamma_", &gamma_);
#endif /* TCP_DELAY_BIND_ALL */
#ifdef FASTTCPAGENT_DEBUG
static unsigned int s_agent_ID = 0;
char strTmp[30];
sprintf(strTmp, "agent%d_%s.txt", s_agent_ID, "record0");
fasttcpagent_recordfps[0] = fopen(strTmp, "w+");
sprintf(strTmp, "agent%d_%s.txt", s_agent_ID, "record1");
fasttcpagent_recordfps[1] = fopen(strTmp, "w+");
s_agent_ID++;
#endif
}
DeviceOptions::DeviceOptions(shared_ptr<pv::device::DevInst> dev_inst,
const sr_channel_group *group) :
_dev_inst(dev_inst),
_group(group)
{
assert(dev_inst);
GVariant *gvar_opts;
gsize num_opts;
if (!(gvar_opts = dev_inst->list_config(group, SR_CONF_DEVICE_OPTIONS)))
/* Driver supports no device instance options. */
return;
const int *const options = (const int32_t *)g_variant_get_fixed_array(
gvar_opts, &num_opts, sizeof(int32_t));
for (unsigned int i = 0; i < num_opts; i++) {
const struct sr_config_info *const info =
sr_config_info_get(options[i]);
if (!info)
continue;
const int key = info->key;
GVariant *const gvar_list = dev_inst->list_config(group, key);
const QString name = QString::fromUtf8(info->name);
const Property::Getter get = [&, key]() {
return _dev_inst->get_config(_group, key); };
const Property::Setter set = [&, key](GVariant *value) {
_dev_inst->set_config(_group, key, value); };
switch(key)
{
case SR_CONF_SAMPLERATE:
// Sample rate values are not bound because they are shown
// in the SamplingBar
break;
case SR_CONF_CAPTURE_RATIO:
bind_int(name, "%", pair<int64_t, int64_t>(0, 100),
get, set);
break;
case SR_CONF_PATTERN_MODE:
case SR_CONF_BUFFERSIZE:
case SR_CONF_TRIGGER_SOURCE:
case SR_CONF_TRIGGER_SLOPE:
case SR_CONF_FILTER:
case SR_CONF_COUPLING:
case SR_CONF_CLOCK_EDGE:
bind_enum(name, key, gvar_list, get, set);
break;
case SR_CONF_EXTERNAL_CLOCK:
case SR_CONF_RLE:
bind_bool(name, get, set);
break;
case SR_CONF_TIMEBASE:
bind_enum(name, key, gvar_list,
get, set, print_timebase);
break;
case SR_CONF_VDIV:
bind_enum(name, key, gvar_list, get, set, print_vdiv);
break;
case SR_CONF_VOLTAGE_THRESHOLD:
bind_enum(name, key, gvar_list,
get, set, print_voltage_threshold);
break;
}
if (gvar_list)
g_variant_unref(gvar_list);
}
g_variant_unref(gvar_opts);
}
DeviceOptions::DeviceOptions(struct sr_dev_inst *sdi) :
_sdi(sdi)
{
GVariant *gvar_opts, *gvar_list;
gsize num_opts;
if ((sr_config_list(sdi->driver, SR_CONF_DEVICE_CONFIGS,
&gvar_opts, sdi) != SR_OK))
/* Driver supports no device instance options. */
return;
const int *const options = (const int32_t *)g_variant_get_fixed_array(
gvar_opts, &num_opts, sizeof(int32_t));
for (unsigned int i = 0; i < num_opts; i++) {
const struct sr_config_info *const info =
sr_config_info_get(options[i]);
if (!info)
continue;
const int key = info->key;
if(sr_config_list(_sdi->driver, key, &gvar_list, _sdi) != SR_OK)
gvar_list = NULL;
const QString name(info->name);
switch(key)
{
case SR_CONF_SAMPLERATE:
bind_samplerate(name, gvar_list);
break;
case SR_CONF_CAPTURE_RATIO:
bind_int(name, key, "%", pair<int64_t, int64_t>(0, 100));
break;
case SR_CONF_DEVICE_MODE:
case SR_CONF_PATTERN_MODE:
case SR_CONF_BUFFERSIZE:
case SR_CONF_TRIGGER_SOURCE:
case SR_CONF_FILTER:
case SR_CONF_COUPLING:
bind_enum(name, key, gvar_list);
break;
case SR_CONF_RLE:
bind_bool(name, key);
break;
case SR_CONF_CLOCK_TYPE:
bind_bool(name, key);
break;
case SR_CONF_TIMEBASE:
bind_enum(name, key, gvar_list, print_timebase);
break;
case SR_CONF_VDIV:
bind_enum(name, key, gvar_list, print_vdiv);
break;
}
if (gvar_list)
g_variant_unref(gvar_list);
}
g_variant_unref(gvar_opts);
}
DeviceOptions::DeviceOptions(struct sr_dev_inst *sdi) :
_sdi(sdi)
{
GVariant *gvar_opts, *gvar_list;
gsize num_opts;
if ((sr_config_list(sdi->driver, sdi, NULL, SR_CONF_DEVICE_CONFIGS,
&gvar_opts) != SR_OK))
/* Driver supports no device instance options. */
return;
const int *const options = (const int32_t *)g_variant_get_fixed_array(
gvar_opts, &num_opts, sizeof(int32_t));
for (unsigned int i = 0; i < num_opts; i++) {
const struct sr_config_info *const info =
sr_config_info_get(options[i]);
if (!info)
continue;
const int key = info->key;
if(sr_config_list(_sdi->driver, _sdi, NULL, key, &gvar_list) != SR_OK)
gvar_list = NULL;
const QString name(info->label);
switch(key)
{
case SR_CONF_SAMPLERATE:
bind_samplerate(name, gvar_list);
break;
case SR_CONF_CAPTURE_RATIO:
bind_int(name, key, "%", pair<int64_t, int64_t>(0, 100));
break;
case SR_CONF_PATTERN_MODE:
case SR_CONF_BUFFERSIZE:
case SR_CONF_TRIGGER_SOURCE:
case SR_CONF_FILTER:
case SR_CONF_COUPLING:
case SR_CONF_EN_CH:
case SR_CONF_OPERATION_MODE:
case SR_CONF_THRESHOLD:
case SR_CONF_ZERO:
case SR_CONF_STREAM:
case SR_CONF_TEST:
case SR_CONF_STATUS:
case SR_CONF_FACTOR:
bind_enum(name, key, gvar_list);
break;
case SR_CONF_VTH:
bind_double(name, key, "V", pair<double, double>(0.0, 5.0), 1, 0.1);
break;
case SR_CONF_RLE:
bind_bool(name, key);
break;
case SR_CONF_CLOCK_TYPE:
case SR_CONF_CLOCK_EDGE:
case SR_CONF_INSTANT:
case SR_CONF_DATALOCK:
bind_bool(name, key);
break;
case SR_CONF_TIMEBASE:
bind_enum(name, key, gvar_list, print_timebase);
break;
case SR_CONF_VDIV:
bind_enum(name, key, gvar_list, print_vdiv);
break;
default:
gvar_list = NULL;
}
if (gvar_list)
g_variant_unref(gvar_list);
}
g_variant_unref(gvar_opts);
}
