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net: replace dump.h by modern print methods

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Ref #2139
This commit is contained in:
Martin Stein 2016-11-02 01:00:59 +01:00 committed by Christian Helmuth
parent da925b9cd7
commit 4281471a34
14 changed files with 226 additions and 190 deletions
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27
repos/os/include/net/arp.h
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@ -195,31 +195,31 @@ class Net::Arp_packet
/**
* \return operation code (Arp_packet::Opcode).
*/
Genode::uint16_t opcode() { return host_to_big_endian(_opcode); }
Genode::uint16_t opcode() const { return host_to_big_endian(_opcode); }
/**
* \return source MAC address.
*/
Mac_address src_mac() {
return Mac_address(&_src_mac_addr); }
Mac_address src_mac() const {
return Mac_address((void *)&_src_mac_addr); }
/**
* \return source IP address.
*/
Ipv4_address src_ip() {
return Ipv4_address(&_src_ip_addr); }
Ipv4_address src_ip() const {
return Ipv4_address((void *)&_src_ip_addr); }
/**
* \return destination MAC address.
*/
Mac_address dst_mac() {
return Mac_address(&_dst_mac_addr); }
Mac_address dst_mac() const {
return Mac_address((void *)&_dst_mac_addr); }
/**
* \return destination IP address.
*/
Ipv4_address dst_ip() {
return Ipv4_address(&_dst_ip_addr); }
Ipv4_address dst_ip() const {
return Ipv4_address((void *)&_dst_ip_addr); }
/******************************
@ -297,7 +297,7 @@ class Net::Arp_packet
* \return true when ARP packet really targets ethernet
* address resolution with respect to IPv4 addresses.
*/
bool ethernet_ipv4() {
bool ethernet_ipv4() const {
return ( host_to_big_endian(_hw_addr_type) == ETHERNET
&& host_to_big_endian(_prot_addr_type) == Ethernet_frame::IPV4
&& _hw_addr_sz == Ethernet_frame::ADDR_LEN
@ -314,6 +314,13 @@ class Net::Arp_packet
*/
void * operator new(__SIZE_TYPE__ size, void* addr) { return addr; }
/*********
** Log **
*********/
void print(Genode::Output &output) const;
} __attribute__((packed));
#endif /* _NET__ARP_H_ */

29
repos/os/include/net/dhcp.h
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@ -185,12 +185,12 @@ class Net::Dhcp_packet
** DHCP field read-accessors **
*******************************/
Genode::uint8_t op() { return _op; }
Genode::uint8_t htype() { return _htype; }
Genode::uint8_t hlen() { return _hlen; }
Genode::uint8_t hops() { return _hops; }
Genode::uint32_t xid() { return host_to_big_endian(_xid); }
Genode::uint16_t secs() { return host_to_big_endian(_secs); }
Genode::uint8_t op() const { return _op; }
Genode::uint8_t htype() const { return _htype; }
Genode::uint8_t hlen() const { return _hlen; }
Genode::uint8_t hops() const { return _hops; }
Genode::uint32_t xid() const { return host_to_big_endian(_xid); }
Genode::uint16_t secs() const { return host_to_big_endian(_secs); }
bool broadcast() { return _flags & BROADCAST; }
@ -198,13 +198,13 @@ class Net::Dhcp_packet
return Ipv4_address(&_ciaddr); }
Ipv4_address yiaddr() {
return Ipv4_address(&_yiaddr); }
Ipv4_address siaddr() {
return Ipv4_address(&_siaddr); }
Ipv4_address siaddr() const {
return Ipv4_address((void *)&_siaddr); }
Ipv4_address giaddr() {
return Ipv4_address(&_giaddr); }
Mac_address client_mac() {
return Mac_address(&_chaddr); }
Mac_address client_mac() const {
return Mac_address((void *)&_chaddr); }
const char* server_name() { return (const char*) &_sname; }
const char* file() { return (const char*) &_file; }
@ -255,7 +255,7 @@ class Net::Dhcp_packet
** Convenience methods **
*************************/
static bool is_dhcp(Udp_packet *udp)
static bool is_dhcp(Udp_packet const *udp)
{
return ((udp->src_port() == Dhcp_packet::BOOTPC ||
udp->src_port() == Dhcp_packet::BOOTPS) &&
@ -273,6 +273,13 @@ class Net::Dhcp_packet
*/
void * operator new(__SIZE_TYPE__ size, void* addr) { return addr; }
/*********
** log **
*********/
void print(Genode::Output &output) const;
} __attribute__((packed));
#endif /* _DHCP_H_ */

155
repos/os/include/net/dump.h
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@ -1,155 +0,0 @@
/*
* \brief Dump header info of network packets
* \author Martin Stein
* \date 2016-08-15
*/
/*
* Copyright (C) 2016 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _NET__DUMP_H_
#define _NET__DUMP_H_
/* Genode includes */
#include <base/printf.h>
#include <net/arp.h>
#include <net/dhcp.h>
#include <net/ethernet.h>
#include <net/ipv4.h>
#include <net/udp.h>
#include <net/tcp.h>
namespace Net
{
void dump_tcp(void * const base, Genode::size_t const size)
{
Tcp_packet * tcp = new (base) Tcp_packet(size);
Genode::printf(
"\033[32mTCP\033[0m %u > %u flags '",
tcp->src_port(),
tcp->dst_port());
if (tcp->fin()) { Genode::printf("f"); }
if (tcp->syn()) { Genode::printf("s"); }
if (tcp->rst()) { Genode::printf("r"); }
if (tcp->psh()) { Genode::printf("p"); }
if (tcp->ack()) { Genode::printf("a"); }
if (tcp->urg()) { Genode::printf("u"); }
Genode::printf("' ");
}
void dump_dhcp(void * const base, Genode::size_t const size)
{
Dhcp_packet * dhcp = new (base) Dhcp_packet(size);
Genode::printf(
"\033[32mDHCP\033[0m %x:%x:%x:%x:%x:%x > %u.%u.%u.%u cmd %u ",
dhcp->client_mac().addr[0],
dhcp->client_mac().addr[1],
dhcp->client_mac().addr[2],
dhcp->client_mac().addr[3],
dhcp->client_mac().addr[4],
dhcp->client_mac().addr[5],
dhcp->siaddr().addr[0],
dhcp->siaddr().addr[1],
dhcp->siaddr().addr[2],
dhcp->siaddr().addr[3],
dhcp->op());
}
void dump_udp(void * const base, Genode::size_t const size)
{
Udp_packet * udp = new (base) Udp_packet(size);
Genode::printf(
"\033[32mUDP\033[0m %u > %u ",
udp->src_port(),
udp->dst_port());
Genode::size_t data_size = size - sizeof(Udp_packet);
void * data = udp->data<void>();
if (Dhcp_packet::is_dhcp(udp)) { dump_dhcp(data, data_size); }
}
void dump_ipv4(void * const base, Genode::size_t const size)
{
Ipv4_packet * ipv4 = new (base) Ipv4_packet(size);
Genode::printf(
"\033[32mIPV4\033[0m %u.%u.%u.%u > %u.%u.%u.%u ",
ipv4->src().addr[0],
ipv4->src().addr[1],
ipv4->src().addr[2],
ipv4->src().addr[3],
ipv4->dst().addr[0],
ipv4->dst().addr[1],
ipv4->dst().addr[2],
ipv4->dst().addr[3]);
void * data = ipv4->data<void>();
Genode::size_t data_size = size - sizeof(Ipv4_packet);
switch (ipv4->protocol()) {
case Tcp_packet::IP_ID: dump_tcp(data, data_size); break;
case Udp_packet::IP_ID: dump_udp(data, data_size); break;
default: ; }
}
void dump_arp(void * const base, Genode::size_t const size)
{
Arp_packet * arp = new (base) Arp_packet(size);
if (!arp->ethernet_ipv4()) { return; }
Genode::printf(
"\033[32mARP\033[0m %x:%x:%x:%x:%x:%x %u.%u.%u.%u "
"> %x:%x:%x:%x:%x:%x %u.%u.%u.%u cmd %u ",
arp->src_mac().addr[0],
arp->src_mac().addr[1],
arp->src_mac().addr[2],
arp->src_mac().addr[3],
arp->src_mac().addr[4],
arp->src_mac().addr[5],
arp->src_ip().addr[0],
arp->src_ip().addr[1],
arp->src_ip().addr[2],
arp->src_ip().addr[3],
arp->dst_mac().addr[0],
arp->dst_mac().addr[1],
arp->dst_mac().addr[2],
arp->dst_mac().addr[3],
arp->dst_mac().addr[4],
arp->dst_mac().addr[5],
arp->dst_ip().addr[0],
arp->dst_ip().addr[1],
arp->dst_ip().addr[2],
arp->dst_ip().addr[3],
arp->opcode());
}
void dump_eth(void * const base, Genode::size_t const size)
{
Ethernet_frame * eth = new (base) Ethernet_frame(size);
Genode::printf(
"\033[32mETH\033[0m %x:%x:%x:%x:%x:%x > %x:%x:%x:%x:%x:%x ",
eth->src().addr[0],
eth->src().addr[1],
eth->src().addr[2],
eth->src().addr[3],
eth->src().addr[4],
eth->src().addr[5],
eth->dst().addr[0],
eth->dst().addr[1],
eth->dst().addr[2],
eth->dst().addr[3],
eth->dst().addr[4],
eth->dst().addr[5]);
void * data = eth->data<void>();
Genode::size_t data_size = size - sizeof(Ethernet_frame);
switch (eth->type()) {
case Ethernet_frame::ARP: dump_arp(data, data_size); break;
case Ethernet_frame::IPV4: dump_ipv4(data, data_size); break;
default: ; }
}
}
#endif /* _NET__DUMP_H_ */

13
repos/os/include/net/ethernet.h
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@ -128,17 +128,17 @@ class Net::Ethernet_frame
/**
* \return destination MAC address of frame.
*/
Mac_address dst() { return Mac_address(&_dst_mac); }
Mac_address dst() const { return Mac_address((void *)&_dst_mac); }
/**
* \return source MAC address of frame.
*/
Mac_address src() { return Mac_address(&_src_mac); }
Mac_address src() const { return Mac_address((void *)&_src_mac); }
/**
* \return EtherType - type of encapsulated protocol.
*/
Genode::uint16_t type() { return host_to_big_endian(_type); }
Genode::uint16_t type() const { return host_to_big_endian(_type); }
/**
* \return payload data.
@ -182,6 +182,13 @@ class Net::Ethernet_frame
*/
void * operator new(__SIZE_TYPE__ size, void* addr) { return addr; }
/*********
** log **
*********/
void print(Genode::Output &output) const;
} __attribute__((packed));

13
repos/os/include/net/ipv4.h
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@ -172,12 +172,12 @@ class Net::Ipv4_packet
Genode::size_t fragment_offset() { return _fragment_offset; }
Genode::uint8_t time_to_live() { return _time_to_live; }
Genode::uint8_t protocol() { return _protocol; }
Genode::uint8_t protocol() const { return _protocol; }
Genode::uint16_t checksum() { return host_to_big_endian(_header_checksum); }
Ipv4_address dst() { return Ipv4_address(&_dst_addr); }
Ipv4_address src() { return Ipv4_address(&_src_addr); }
Ipv4_address dst() const { return Ipv4_address((void *)&_dst_addr); }
Ipv4_address src() const { return Ipv4_address((void *)&_src_addr); }
template <typename T> T const * header() const { return (T const *)(this); }
template <typename T> T * data() { return (T *)(_data); }
@ -207,6 +207,13 @@ class Net::Ipv4_packet
*/
void * operator new(__SIZE_TYPE__ size, void* addr) { return addr; }
/*********
** log **
*********/
void print(Genode::Output &output) const;
} __attribute__((packed));

13
repos/os/include/net/tcp.h
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@ -78,9 +78,9 @@ class Net::Tcp_packet
void src_port(Genode::uint16_t p) { _src_port = host_to_big_endian(p); }
void dst_port(Genode::uint16_t p) { _dst_port = host_to_big_endian(p); }
uint16_t src_port() { return host_to_big_endian(_src_port); }
uint16_t dst_port() { return host_to_big_endian(_dst_port); }
uint16_t flags() { return host_to_big_endian(_flags); }
uint16_t src_port() const { return host_to_big_endian(_src_port); }
uint16_t dst_port() const { return host_to_big_endian(_dst_port); }
uint16_t flags() const { return host_to_big_endian(_flags); }
Tcp_packet(size_t size) {
if (size < sizeof(Tcp_packet)) { throw No_tcp_packet(); } }
@ -136,6 +136,13 @@ class Net::Tcp_packet
*/
void * operator new(__SIZE_TYPE__ size, void * addr) { return addr; }
/*********
** log **
*********/
void print(Genode::Output &output) const;
} __attribute__((packed));
#endif /* _TCP_H_ */

16
repos/os/include/net/udp.h
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@ -75,10 +75,10 @@ class Net::Udp_packet
** UDP field read-accessors **
******************************/
Genode::uint16_t src_port() { return host_to_big_endian(_src_port); }
Genode::uint16_t dst_port() { return host_to_big_endian(_dst_port); }
Genode::uint16_t length() { return host_to_big_endian(_length); }
Genode::uint16_t checksum() { return host_to_big_endian(_checksum); }
Genode::uint16_t src_port() const { return host_to_big_endian(_src_port); }
Genode::uint16_t dst_port() const { return host_to_big_endian(_dst_port); }
Genode::uint16_t length() const { return host_to_big_endian(_length); }
Genode::uint16_t checksum() const { return host_to_big_endian(_checksum); }
void src_port(Genode::uint16_t p) { _src_port = host_to_big_endian(p); }
void dst_port(Genode::uint16_t p) { _dst_port = host_to_big_endian(p); }
@ -155,6 +155,14 @@ class Net::Udp_packet
/* one's complement of sum */
_checksum = host_to_big_endian((Genode::uint16_t) ~sum);
}
/*********
** log **
*********/
void print(Genode::Output &output) const;
} __attribute__((packed));
#endif /* _UDP_H_ */

2
repos/os/lib/mk/net.mk
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@ -1,3 +1,3 @@
SRC_CC = ethernet.cc ipv4.cc mac_address.cc
SRC_CC = ethernet.cc ipv4.cc dhcp.cc arp.cc udp.cc tcp.cc mac_address.cc
vpath %.cc $(REP_DIR)/src/lib/net

27
repos/os/src/lib/net/arp.cc Normal file
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@ -0,0 +1,27 @@
/*
* \brief Address resolution protocol
* \author Stefan Kalkowski
* \date 2010-08-24
*
* ARP is used to determine a network host's link layer or
* hardware address when only its Network Layer address is known.
*/
/*
* Copyright (C) 2010-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include <net/arp.h>
#include <base/output.h>
void Net::Arp_packet::print(Genode::Output &output) const
{
if (!ethernet_ipv4()) { return; }
Genode::print(output, "\033[32mARP\033[0m ", src_mac(), " ", src_ip(),
" > ", dst_mac(), " ", dst_ip(), " cmd ", opcode());
}

23
repos/os/src/lib/net/dhcp.cc Normal file
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@ -0,0 +1,23 @@
/*
* \brief DHCP related definitions
* \author Stefan Kalkowski
* \date 2010-08-19
*/
/*
* Copyright (C) 2010-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode */
#include <net/dhcp.h>
#include <base/output.h>
void Net::Dhcp_packet::print(Genode::Output &output) const
{
Genode::print(output, "\033[32mDHCP\033[0m ", client_mac(),
" > ", siaddr(), " cmd ", op());
}

20
repos/os/src/lib/net/ethernet.cc
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@ -11,6 +11,26 @@
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include <net/ethernet.h>
#include <net/arp.h>
#include <net/ipv4.h>
#include <base/output.h>
const Net::Mac_address Net::Ethernet_frame::BROADCAST(0xFF);
void Net::Ethernet_frame::print(Genode::Output &output) const
{
Genode::print(output, "\033[32mETH\033[0m ", src(), " > ", dst(), " ");
switch (type()) {
case Ethernet_frame::ARP:
Genode::print(output,
*reinterpret_cast<Arp_packet const *>(data<void>()));
break;
case Ethernet_frame::IPV4:
Genode::print(output,
*reinterpret_cast<Ipv4_packet const *>(data<void>()));
break;
default: ; }
}

19
repos/os/src/lib/net/ipv4.cc
View File

@ -14,11 +14,30 @@
#include <util/token.h>
#include <util/string.h>
#include <net/udp.h>
#include <net/tcp.h>
#include <net/ipv4.h>
using namespace Genode;
using namespace Net;
void Net::Ipv4_packet::print(Genode::Output &output) const
{
Genode::print(output, "\033[32mIPV4\033[0m ", src(), " > ", dst(), " ");
switch (protocol()) {
case Tcp_packet::IP_ID:
Genode::print(output,
*reinterpret_cast<Tcp_packet const *>(data<void>()));
break;
case Udp_packet::IP_ID:
Genode::print(output,
*reinterpret_cast<Udp_packet const *>(data<void>()));
break;
default: ; }
}
struct Scanner_policy_number
{
static bool identifier_char(char c, unsigned i ) {

31
repos/os/src/lib/net/tcp.cc Normal file
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@ -0,0 +1,31 @@
/*
* \brief Transmission Control Protocol
* \author Martin Stein
* \date 2016-06-15
*/
/*
* Copyright (C) 2016 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include <net/tcp.h>
#include <base/output.h>
void Net::Tcp_packet::print(Genode::Output &output) const
{
Genode::print(output, "\033[32mTCP\033[0m ", src_port(),
" > ", dst_port(), " flags '");
if (fin()) { Genode::print(output, "f"); }
if (syn()) { Genode::print(output, "s"); }
if (rst()) { Genode::print(output, "r"); }
if (psh()) { Genode::print(output, "p"); }
if (ack()) { Genode::print(output, "a"); }
if (urg()) { Genode::print(output, "u"); }
Genode::print(output, "' ");
}

28
repos/os/src/lib/net/udp.cc Normal file
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@ -0,0 +1,28 @@
/*
* \brief User datagram protocol.
* \author Stefan Kalkowski
* \date 2010-08-19
*/
/*
* Copyright (C) 2010-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode */
#include <net/udp.h>
#include <net/dhcp.h>
#include <base/output.h>
void Net::Udp_packet::print(Genode::Output &output) const
{
Genode::print(output, "\033[32mUDP\033[0m ", src_port(),
" > ", dst_port(), " ");
if (Dhcp_packet::is_dhcp(this)) {
Genode::print(output,
*reinterpret_cast<Dhcp_packet const *>(data<void>()));
}
}