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net-stat: remove as it is not used and outdated

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According to the creator of the net-stat lib, this lib was a mere debugging
tool that is not used anymore nor worth the work of updating the it to
modern Genode coding paradigms. Also, there exist no tests for the lib.
This commit is contained in:
Martin Stein 2018-01-10 16:10:30 +01:00 committed by Christian Helmuth
parent 80ef5fa73c
commit 8844c57254
7 changed files with 0 additions and 135 deletions
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6
repos/dde_linux/lib/mk/spec/arndale/usb-stat.mk
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LIBS += net-stat
CC_OPT += -DGENODE_NET_STAT
include $(REP_DIR)/lib/mk/spec/arndale/usb.mk
CC_CXX_WARN_STRICT =

6
repos/dde_linux/lib/mk/spec/odroid_x2/usb-stat.mk
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@ -1,6 +0,0 @@
LIBS += net-stat
CC_OPT += -DGENODE_NET_STAT
include $(REP_DIR)/lib/mk/spec/odroid_x2/usb.mk
CC_CXX_WARN_STRICT =

6
repos/dde_linux/lib/mk/spec/panda/usb-stat.mk
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@ -1,6 +0,0 @@
LIBS += net-stat
CC_OPT += -DGENODE_NET_STAT
include $(REP_DIR)/lib/mk/spec/panda/usb.mk
CC_CXX_WARN_STRICT =

19
repos/dde_linux/src/drivers/usb_net_stat/main.cc
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@ -1,19 +0,0 @@
/*
* \brief Startup USB driver library
* \author Sebastian Sumpf
* \date 2013-02-20
*/
/*
* Copyright (C) 2013-2017 Genode Labs GmbH
*
* This file is distributed under the terms of the GNU General Public License
* version 2.
*/
int main()
{
extern void start_usb_driver();
start_usb_driver();
return 0;
}

5
repos/dde_linux/src/drivers/usb_net_stat/target.mk
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@ -1,5 +0,0 @@
TARGET = usb_drv_net_stat
SRC_CC = main.cc
LIBS = usb-stat
CC_CXX_WARN_STRICT =

3
repos/os/lib/mk/net-stat.mk
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@ -1,3 +0,0 @@
SRC_CC = stat.cc
vpath %.cc $(REP_DIR)/src/lib/net

90
repos/os/src/lib/net/stat.cc
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/*
* \brief Parse ethernet packets and find magic values to start performance
* measurements
* \author Alexander Boettcher
* \date 2013-03-26
*/
/*
* Copyright (C) 2013-2017 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#include <nic/stat.h>
#include <net/ipv4.h>
#include <net/udp.h>
namespace Nic {
enum Measurement::status Measurement::_check(Net::Ethernet_frame * eth,
Genode::size_t size)
{
using namespace Net;
if (Genode::memcmp(eth->dst().addr, _mac.addr, sizeof(_mac.addr)))
return Measurement::UNKNOWN;
Ipv4_packet *ip = new (eth->data<void>()) Ipv4_packet(size -
sizeof(Ethernet_frame));
if (ip->protocol() != Ipv4_packet::Protocol::UDP)
return Measurement::UNKNOWN;
Udp_packet *udp = new (ip->data<void>()) Udp_packet(size - sizeof(Ethernet_frame)
- sizeof(Ipv4_packet));
Genode::uint8_t magic [] = "Hello world! Genode is greeting.";
if (Genode::memcmp(udp->data<void>(), magic, sizeof(magic) - 1))
return Measurement::FOR_US;
return Measurement::IS_MAGIC;
}
void Measurement::data(Net::Ethernet_frame * eth, Genode::size_t size)
{
enum status status = _check(eth, size);
if (status == UNKNOWN) {
_drop.count ++;
_drop.size += size;
return;
}
_stat.count ++;
_stat.size += size;
if (status != IS_MAGIC)
return;
using namespace Genode;
addr_t old = _timestamp;
_timestamp = _timer.elapsed_ms();
unsigned long time_elapsed_ms = _timestamp - old;
unsigned long kbits_test = 0;
unsigned long kbits_raw = 0;
if (time_elapsed_ms)
kbits_test = _stat.size / time_elapsed_ms * 8;
if (time_elapsed_ms)
kbits_raw = (_stat.size + _drop.size) / time_elapsed_ms * 8;
log(kbits_test, " kBit/s (raw ", kbits_raw, " kBit/s), "
"runtime ", time_elapsed_ms, " ms");
log((unsigned long)(_stat.size / 1024), " kiBytes (+ ",
(unsigned long)(_drop.size / 1024), " kiBytes dropped)");
log(_stat.count, " packets (+ ", _drop.count, " packets dropped)");
log("");
_stat.size = _stat.count = _drop.size = _drop.count = 0;
_timestamp = _timer.elapsed_ms();
}
}