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Un-nest namespaces, because that's a C++17 feature 

For some reason gcc doesn't tell us this
This commit is contained in:
Sijmen 2021-01-18 15:56:36 +01:00
parent 8275e5122d
commit 6e6feee88c
Signed by: vijfhoek
GPG Key ID: DAF7821E067D9C48
15 changed files with 1473 additions and 1414 deletions
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13
src/net-arp.cpp
View File

@ -8,7 +8,9 @@
#include "types.h"
#include <uspi.h>
namespace Net::Arp
namespace Net
{
namespace Arp
{
Packet::Packet() {}
@ -96,7 +98,8 @@ namespace Net::Arp
size += ethernetHeader.Serialize(buffer + size, sizeof(buffer) - size);
size += arpPacket.Serialize(buffer + size, sizeof(buffer) - size);
const auto expectedSize = ethernetHeader.SerializedLength() + arpPacket.SerializedLength();
const auto expectedSize =
ethernetHeader.SerializedLength() + arpPacket.SerializedLength();
assert(size == expectedSize);
assert(size <= sizeof(buffer));
@ -142,7 +145,8 @@ namespace Net::Arp
return;
}
if (arpPacket.hardwareType != 1 || arpPacket.protocolType != Ethernet::EtherType::Ipv4 ||
if (arpPacket.hardwareType != 1 ||
arpPacket.protocolType != Ethernet::EtherType::Ipv4 ||
arpPacket.targetIp != Utils::Ipv4Address)
{
// Might want to disable because of spamminess
@ -167,4 +171,5 @@ namespace Net::Arp
}
std::unordered_map<uint32_t, Utils::MacAddress> ArpTable;
} // namespace Net::Arp
} // namespace Arp
} // namespace Net

7
src/net-arp.h
View File

@ -4,7 +4,9 @@
#include "net-ethernet.h"
#include "net-utils.h"
namespace Net::Arp
namespace Net
{
namespace Arp
{
enum Operation
{
@ -64,4 +66,5 @@ namespace Net::Arp
void SendAnnouncement(const Utils::MacAddress mac, const uint32_t ip);
extern std::unordered_map<uint32_t, Utils::MacAddress> ArpTable;
} // namespace Net::Arp
} // namespace Arp
} // namespace Net

26
src/net-dhcp.cpp
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@ -11,7 +11,9 @@
#include "types.h"
#include <uspi.h>
namespace Net::Dhcp
namespace Net
{
namespace Dhcp
{
Header::Header() {}
@ -98,9 +100,11 @@ namespace Net::Dhcp
out.transactionId = buffer[4] << 24 | buffer[5] << 16 | buffer[6] << 8 | buffer[7];
out.secondsElapsed = buffer[8] << 8 | buffer[9];
out.flags = buffer[10] << 8 | buffer[11];
out.clientIpAddress = buffer[12] << 24 | buffer[13] << 16 | buffer[14] << 8 | buffer[15];
out.clientIpAddress =
buffer[12] << 24 | buffer[13] << 16 | buffer[14] << 8 | buffer[15];
out.yourIpAddress = buffer[16] << 24 | buffer[17] << 16 | buffer[18] << 8 | buffer[19];
out.serverIpAddress = buffer[20] << 24 | buffer[21] << 16 | buffer[22] << 8 | buffer[23];
out.serverIpAddress =
buffer[20] << 24 | buffer[21] << 16 | buffer[22] << 8 | buffer[23];
out.relayIpAddress = buffer[24] << 24 | buffer[25] << 16 | buffer[26] << 8 | buffer[27];
std::memcpy(
@ -185,7 +189,8 @@ namespace Net::Dhcp
size_t ipv4Length = udpLength + Ipv4::Header::SerializedLength();
const Ipv4::Header ipv4Header(Ipv4::Protocol::Udp, 0, 0xFFFFFFFF, ipv4Length);
const Ethernet::Header ethernetHeader(Utils::GetMacAddress(), Ethernet::EtherType::Ipv4);
const Ethernet::Header ethernetHeader(
Utils::GetMacAddress(), Ethernet::EtherType::Ipv4);
uint8_t buffer[USPI_FRAME_BUFFER_SIZE];
size_t size = 0;
@ -209,11 +214,12 @@ namespace Net::Dhcp
sendDiscover();
// Wait three seconds for responses
const auto callbackVoid = static_cast<void*>(&callback);
StartKernelTimer(3 * HZ, discoverTimerHandler, callbackVoid, nullptr);
// const auto callbackVoid = static_cast<void*>(&callback);
// StartKernelTimer(3 * HZ, discoverTimerHandler, callbackVoid, nullptr);
}
static void handleOfferPacket(const Ethernet::Header ethernetHeader, const Header dhcpHeader)
static void
handleOfferPacket(const Ethernet::Header ethernetHeader, const Header dhcpHeader)
{
offeredIpAddresses.push_back(dhcpHeader.yourIpAddress);
serverIpAddresses.push_back(dhcpHeader.serverIpAddress);
@ -233,7 +239,8 @@ namespace Net::Dhcp
serverSelected = false;
}
void HandlePacket(const Ethernet::Header& ethernetHeader, const uint8_t* buffer, size_t size)
void
HandlePacket(const Ethernet::Header& ethernetHeader, const uint8_t* buffer, size_t size)
{
Header header;
const auto dhcpSize = Header::Deserialize(header, buffer, size);
@ -264,4 +271,5 @@ namespace Net::Dhcp
handleAckPacket(ethernetHeader, header);
}
}
} // namespace Net::Dhcp
} // namespace Dhcp
} // namespace Net

21
src/net-dhcp.h
View File

@ -4,7 +4,9 @@
#include "net-ethernet.h"
#include "net.h"
namespace Net::Dhcp
namespace Net
{
namespace Dhcp
{
enum class Opcode : uint8_t
{
@ -67,11 +69,12 @@ namespace Net::Dhcp
constexpr static size_t SerializedLength()
{
return sizeof(Opcode) + sizeof(hardwareAddressType) + sizeof(hardwareAddressLength) +
sizeof(hops) + sizeof(transactionId) + sizeof(secondsElapsed) + sizeof(flags) +
sizeof(clientIpAddress) + sizeof(yourIpAddress) + sizeof(serverIpAddress) +
sizeof(relayIpAddress) + sizeof(clientHardwareAddress) + sizeof(serverHostname) +
sizeof(bootFile) + sizeof(magicValue);
return sizeof(Opcode) + sizeof(hardwareAddressType) +
sizeof(hardwareAddressLength) + sizeof(hops) + sizeof(transactionId) +
sizeof(secondsElapsed) + sizeof(flags) + sizeof(clientIpAddress) +
sizeof(yourIpAddress) + sizeof(serverIpAddress) + sizeof(relayIpAddress) +
sizeof(clientHardwareAddress) + sizeof(serverHostname) + sizeof(bootFile) +
sizeof(magicValue);
}
size_t Serialize(uint8_t* buffer, const size_t size) const;
@ -79,5 +82,7 @@ namespace Net::Dhcp
};
void ObtainIp(std::function<void()>& callback);
void HandlePacket(const Ethernet::Header& ethernetHeader, const uint8_t* buffer, size_t size);
} // namespace Net::Dhcp
void
HandlePacket(const Ethernet::Header& ethernetHeader, const uint8_t* buffer, size_t size);
} // namespace Dhcp
} // namespace Net

7
src/net-ethernet.cpp
View File

@ -2,7 +2,9 @@
#include "net-ethernet.h"
namespace Net::Ethernet
namespace Net
{
namespace Ethernet
{
Header::Header() {}
@ -54,4 +56,5 @@ namespace Net::Ethernet
out.type = static_cast<EtherType>(buffer[12] << 8 | buffer[13]);
return 14;
}
} // namespace Net::Ethernet
} // namespace Ethernet
} // namespace Net

7
src/net-ethernet.h
View File

@ -3,7 +3,9 @@
#include "net-utils.h"
namespace Net::Ethernet
namespace Net
{
namespace Ethernet
{
using Utils::MacAddress;
@ -32,4 +34,5 @@ namespace Net::Ethernet
size_t Serialize(uint8_t* buffer, const size_t size) const;
static size_t Deserialize(Header& out, const uint8_t* buffer, const size_t size);
};
} // namespace Net::Ethernet
} // namespace Ethernet
} // namespace Net

19
src/net-icmp.cpp
View File

@ -9,7 +9,9 @@
#include "types.h"
#include <uspi.h>
namespace Net::Icmp
namespace Net
{
namespace Icmp
{
//
// Header
@ -18,7 +20,10 @@ namespace Net::Icmp
Header::Header(Type type, uint8_t code) : type(type), code(code), checksum(0) {}
size_t Header::Serialize(
uint8_t* buffer, const size_t bufferSize, const uint8_t* data, const size_t dataSize) const
uint8_t* buffer,
const size_t bufferSize,
const uint8_t* data,
const size_t dataSize) const
{
if (bufferSize < SerializedLength())
{
@ -78,7 +83,8 @@ namespace Net::Icmp
return i;
}
size_t EchoHeader::Deserialize(EchoHeader& out, const uint8_t* buffer, const size_t bufferSize)
size_t
EchoHeader::Deserialize(EchoHeader& out, const uint8_t* buffer, const size_t bufferSize)
{
if (bufferSize < SerializedLength())
{
@ -146,8 +152,8 @@ namespace Net::Icmp
size_t respSize = 0;
respSize += respEthernetHeader.Serialize(
respBuffer.data() + respSize, respBuffer.size() - respSize);
respSize +=
respIpv4Header.Serialize(respBuffer.data() + respSize, respBuffer.size() - respSize);
respSize += respIpv4Header.Serialize(
respBuffer.data() + respSize, respBuffer.size() - respSize);
respSize += respIcmpHeader.Serialize(
respBuffer.data() + respSize, respBuffer.size() - respSize, reqBuffer, payloadSize);
@ -187,4 +193,5 @@ namespace Net::Icmp
bufferSize - headerSize);
}
}
} // namespace Net::Icmp
} // namespace Icmp
} // namespace Net

13
src/net-ipv4.cpp
View File

@ -13,7 +13,9 @@
#include <cstring>
#include <uspi.h>
namespace Net::Ipv4
namespace Net
{
namespace Ipv4
{
Header::Header() {}
@ -137,7 +139,8 @@ namespace Net::Ipv4
if (header.version != 4)
{
DEBUG_LOG(
"Dropped IPv4 packet (invalid header version %u, expected 4)\r\n", header.version);
"Dropped IPv4 packet (invalid header version %u, expected 4)\r\n",
header.version);
return;
}
if (header.ihl != 5)
@ -171,7 +174,9 @@ namespace Net::Ipv4
else if (header.protocol == Ipv4::Protocol::Udp)
{
DEBUG_LOG("Ethernet -> IPv4 -> UDP\r\n");
Udp::HandlePacket(ethernetHeader, header, buffer + headerSize, bufferSize - headerSize);
Udp::HandlePacket(
ethernetHeader, header, buffer + headerSize, bufferSize - headerSize);
}
}
} // namespace Net::Ipv4
} // namespace Ipv4
} // namespace Net

10
src/net-ipv4.h
View File

@ -4,7 +4,9 @@
#include "net-ethernet.h"
namespace Net::Ipv4
namespace Net
{
namespace Ipv4
{
enum class Protocol : uint8_t
{
@ -30,7 +32,8 @@ namespace Net::Ipv4
uint32_t destinationIp;
Header();
Header(Protocol protocol, uint32_t sourceIp, uint32_t destinationIp, uint16_t totalLength);
Header(
Protocol protocol, uint32_t sourceIp, uint32_t destinationIp, uint16_t totalLength);
static constexpr size_t SerializedLength()
{
@ -44,4 +47,5 @@ namespace Net::Ipv4
void HandlePacket(
const Ethernet::Header& ethernetHeader, const uint8_t* buffer, const size_t bufferSize);
} // namespace Net::Ipv4
} // namespace Ipv4
} // namespace Net

10
src/net-tftp.cpp
View File

@ -14,7 +14,9 @@
#include "types.h"
#include <uspi.h>
namespace Net::Tftp
namespace Net
{
namespace Tftp
{
// TODO Allow multiple files open
static FIL outFile;
@ -234,7 +236,8 @@ namespace Net::Tftp
size_t WriteReadRequestPacket::Deserialize(const uint8_t* buffer, const size_t bufferSize)
{
// Can't use SerializedLength here, as it's variable. Check each field separately instead.
// Can't use SerializedLength here, as it's variable. Check each field separately
// instead.
size_t i = 0;
if (sizeof(Opcode) >= bufferSize - i)
@ -370,4 +373,5 @@ namespace Net::Tftp
data = std::vector<uint8_t>(buffer + 4, buffer + bufferSize);
return bufferSize;
}
} // namespace Net::Tftp
} // namespace Tftp
} // namespace Net

7
src/net-udp.cpp
View File

@ -4,7 +4,9 @@
#include "debug.h"
namespace Net::Udp
namespace Net
{
namespace Udp
{
Header::Header() {}
@ -95,4 +97,5 @@ namespace Net::Udp
bufferSize - udpHeader.SerializedLength());
}
}
} // namespace Net::Udp
} // namespace Udp
} // namespace Net

10
src/net-udp.h
View File

@ -6,7 +6,9 @@
#include "net-ethernet.h"
#include "net-ipv4.h"
namespace Net::Udp
namespace Net
{
namespace Udp
{
enum class Port : uint16_t
{
@ -27,7 +29,8 @@ namespace Net::Udp
static constexpr size_t SerializedLength()
{
return sizeof(sourcePort) + sizeof(destinationPort) + sizeof(length) + sizeof(checksum);
return sizeof(sourcePort) + sizeof(destinationPort) + sizeof(length) +
sizeof(checksum);
}
size_t Serialize(uint8_t* buffer, const size_t size) const;
@ -39,4 +42,5 @@ namespace Net::Udp
const Ipv4::Header ipv4Header,
const uint8_t* buffer,
const size_t size);
} // namespace Net::Udp
} // namespace Udp
} // namespace Net

7
src/net-utils.cpp
View File

@ -3,7 +3,9 @@
#include "types.h"
#include <uspi.h>
namespace Net::Utils
namespace Net
{
namespace Utils
{
const MacAddress MacBroadcast{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
uint32_t Ipv4Address = 0xC0A80164;
@ -96,4 +98,5 @@ namespace Net::Utils
return macAddress;
}
} // namespace Net::Utils
} // namespace Utils
} // namespace Net

7
src/net-utils.h
View File

@ -2,7 +2,9 @@
#include <cstddef>
#include <cstdint>
namespace Net::Utils
namespace Net
{
namespace Utils
{
typedef std::array<uint8_t, 6> MacAddress;
extern const MacAddress MacBroadcast;
@ -11,4 +13,5 @@ namespace Net::Utils
uint32_t Crc32(const uint8_t* buffer, size_t size);
uint16_t InternetChecksum(const void* data, size_t size);
MacAddress GetMacAddress();
}; // namespace Net::Utils
} // namespace Utils
} // namespace Net

1
src/net.cpp
View File

@ -58,7 +58,6 @@ namespace Net
}
}
void Update()
{
if (postInitializeTime && read32(ARM_SYSTIMER_CLO) > postInitializeTime)