diff --git a/src/net-arp.h b/src/net-arp.h index dad69da..346d855 100644 --- a/src/net-arp.h +++ b/src/net-arp.h @@ -5,7 +5,8 @@ namespace Net::Arp { - enum Operation { + enum Operation + { ARP_OPERATION_REQUEST = 1, ARP_OPERATION_REPLY = 2, }; diff --git a/src/net-dhcp.cpp b/src/net-dhcp.cpp index 44d0072..c8d0ba9 100644 --- a/src/net-dhcp.cpp +++ b/src/net-dhcp.cpp @@ -36,7 +36,8 @@ namespace Net::Dhcp size_t Header::Serialize(uint8_t* buffer, const size_t size) const { - if (size < Header::SerializedLength()) { + if (size < Header::SerializedLength()) + { return 0; } @@ -84,7 +85,8 @@ namespace Net::Dhcp size_t Header::Deserialize( Header& out, const uint8_t* buffer, const size_t size ) { - if (size < SerializedLength()) { + if (size < SerializedLength()) + { return 0; } @@ -158,7 +160,8 @@ namespace Net::Dhcp size += udpHeader.Serialize(buffer + size); size += dhcpHeader.Serialize(buffer + size, USPI_FRAME_BUFFER_SIZE - size); - if (size != expectedSize) { + if (size != expectedSize) + { // TODO Log return; } @@ -212,7 +215,8 @@ namespace Net::Dhcp size += udpHeader.Serialize(buffer + size); size += dhcpHeader.Serialize(buffer + size, USPI_FRAME_BUFFER_SIZE - size); - if (size != expectedSize) { + if (size != expectedSize) + { // TODO Log return; } @@ -254,7 +258,8 @@ namespace Net::Dhcp ) { auto dhcpHeader = Header(); const auto dhcpSize = Header::Deserialize(dhcpHeader, buffer, size); - if (dhcpSize == 0) { + if (dhcpSize == 0) + { // TODO log return; } diff --git a/src/net-ethernet.cpp b/src/net-ethernet.cpp index 3a3f4f4..0fb5611 100644 --- a/src/net-ethernet.cpp +++ b/src/net-ethernet.cpp @@ -1,7 +1,8 @@ #include #include "net-ethernet.h" -namespace Net::Ethernet { +namespace Net::Ethernet +{ Header::Header() {} diff --git a/src/net-icmp.cpp b/src/net-icmp.cpp index d389dd1..d23f2c5 100644 --- a/src/net-icmp.cpp +++ b/src/net-icmp.cpp @@ -6,26 +6,26 @@ IcmpPacketHeader::IcmpPacketHeader() {} IcmpPacketHeader::IcmpPacketHeader(std::uint8_t type, std::uint8_t code) : - type(type), code(code), checksum(0) + type(type), code(code), checksum(0) {} std::size_t IcmpPacketHeader::Serialize(uint8_t* buffer) const { - size_t i = 0; - buffer[i++] = type; - buffer[i++] = code; - buffer[i++] = checksum; - buffer[i++] = checksum >> 8; - return i; + size_t i = 0; + buffer[i++] = type; + buffer[i++] = code; + buffer[i++] = checksum; + buffer[i++] = checksum >> 8; + return i; } IcmpPacketHeader IcmpPacketHeader::Deserialize(const uint8_t* buffer) { - IcmpPacketHeader self; - self.type = buffer[0]; - self.code = buffer[1]; - self.checksum = buffer[2] << 8 | buffer[3]; - return self; + IcmpPacketHeader self; + self.type = buffer[0]; + self.code = buffer[1]; + self.checksum = buffer[2] << 8 | buffer[3]; + return self; } // @@ -33,22 +33,22 @@ IcmpPacketHeader IcmpPacketHeader::Deserialize(const uint8_t* buffer) // IcmpEchoHeader::IcmpEchoHeader() : IcmpEchoHeader(0, 0) {} IcmpEchoHeader::IcmpEchoHeader(uint16_t identifier, uint16_t sequenceNumber) : - identifier(identifier), sequenceNumber(sequenceNumber) {} + identifier(identifier), sequenceNumber(sequenceNumber) {} size_t IcmpEchoHeader::Serialize(uint8_t* buffer) const { - size_t i = 0; - buffer[i++] = identifier >> 8; - buffer[i++] = identifier; - buffer[i++] = sequenceNumber >> 8; - buffer[i++] = sequenceNumber; - return i; + size_t i = 0; + buffer[i++] = identifier >> 8; + buffer[i++] = identifier; + buffer[i++] = sequenceNumber >> 8; + buffer[i++] = sequenceNumber; + return i; } IcmpEchoHeader IcmpEchoHeader::Deserialize(const uint8_t* buffer) { - IcmpEchoHeader self; - self.identifier = buffer[0] << 8 | buffer[1]; - self.sequenceNumber = buffer[2] << 8 | buffer[3]; - return self; + IcmpEchoHeader self; + self.identifier = buffer[0] << 8 | buffer[1]; + self.sequenceNumber = buffer[2] << 8 | buffer[3]; + return self; } diff --git a/src/net-ipv4.cpp b/src/net-ipv4.cpp index 93be22c..39752a6 100644 --- a/src/net-ipv4.cpp +++ b/src/net-ipv4.cpp @@ -4,80 +4,80 @@ Ipv4Header::Ipv4Header() {} Ipv4Header::Ipv4Header( - uint8_t protocol, uint32_t sourceIp, uint32_t destinationIp, uint16_t totalLength + uint8_t protocol, uint32_t sourceIp, uint32_t destinationIp, uint16_t totalLength ) : - version(4), - ihl(5), - dscp(0), - ecn(0), - totalLength(totalLength), - identification(0), - flags(0), - fragmentOffset(0), - ttl(64), - protocol(protocol), - headerChecksum(0), - sourceIp(sourceIp), - destinationIp(destinationIp) + version(4), + ihl(5), + dscp(0), + ecn(0), + totalLength(totalLength), + identification(0), + flags(0), + fragmentOffset(0), + ttl(64), + protocol(protocol), + headerChecksum(0), + sourceIp(sourceIp), + destinationIp(destinationIp) {} size_t Ipv4Header::Serialize(uint8_t* buffer) const { - size_t i = 0; + size_t i = 0; - buffer[i++] = version << 4 | ihl; - buffer[i++] = dscp << 2 | ecn; - buffer[i++] = totalLength >> 8; - buffer[i++] = totalLength; - buffer[i++] = identification >> 8; - buffer[i++] = identification; - buffer[i++] = (flags << 13 | fragmentOffset) >> 8; - buffer[i++] = flags << 13 | fragmentOffset; - buffer[i++] = ttl; - buffer[i++] = protocol; + buffer[i++] = version << 4 | ihl; + buffer[i++] = dscp << 2 | ecn; + buffer[i++] = totalLength >> 8; + buffer[i++] = totalLength; + buffer[i++] = identification >> 8; + buffer[i++] = identification; + buffer[i++] = (flags << 13 | fragmentOffset) >> 8; + buffer[i++] = flags << 13 | fragmentOffset; + buffer[i++] = ttl; + buffer[i++] = protocol; - // Zero the checksum before calculating it - buffer[i++] = 0; - buffer[i++] = 0 >> 8; + // Zero the checksum before calculating it + buffer[i++] = 0; + buffer[i++] = 0 >> 8; - buffer[i++] = sourceIp >> 24; - buffer[i++] = sourceIp >> 16; - buffer[i++] = sourceIp >> 8; - buffer[i++] = sourceIp; - buffer[i++] = destinationIp >> 24; - buffer[i++] = destinationIp >> 16; - buffer[i++] = destinationIp >> 8; - buffer[i++] = destinationIp; + buffer[i++] = sourceIp >> 24; + buffer[i++] = sourceIp >> 16; + buffer[i++] = sourceIp >> 8; + buffer[i++] = sourceIp; + buffer[i++] = destinationIp >> 24; + buffer[i++] = destinationIp >> 16; + buffer[i++] = destinationIp >> 8; + buffer[i++] = destinationIp; - uint16_t checksum = Net::Utils::InternetChecksum(buffer, i); - buffer[10] = checksum; - buffer[11] = checksum >> 8; + uint16_t checksum = Net::Utils::InternetChecksum(buffer, i); + buffer[10] = checksum; + buffer[11] = checksum >> 8; - return i; + return i; } Ipv4Header Ipv4Header::Deserialize(const uint8_t* buffer) { - Ipv4Header self; - self.version = buffer[0] >> 4; - self.ihl = buffer[0] & 0x0F; + Ipv4Header self; + self.version = buffer[0] >> 4; + self.ihl = buffer[0] & 0x0F; - self.dscp = buffer[1] >> 2; - self.ecn = buffer[1] & 0x03; + self.dscp = buffer[1] >> 2; + self.ecn = buffer[1] & 0x03; - self.totalLength = buffer[2] << 8 | buffer[3]; - self.identification = buffer[4] << 8 | buffer[5]; + self.totalLength = buffer[2] << 8 | buffer[3]; + self.identification = buffer[4] << 8 | buffer[5]; - self.flags = buffer[6] >> 5; - self.fragmentOffset = (buffer[6] & 0x1F) << 8 | buffer[7]; + self.flags = buffer[6] >> 5; + self.fragmentOffset = (buffer[6] & 0x1F) << 8 | buffer[7]; - self.ttl = buffer[8]; - self.protocol = buffer[9]; - self.headerChecksum = buffer[10] << 8 | buffer[11]; + self.ttl = buffer[8]; + self.protocol = buffer[9]; + self.headerChecksum = buffer[10] << 8 | buffer[11]; - self.sourceIp = buffer[12] << 24 | buffer[13] << 16 | buffer[14] << 8 | buffer[15]; - self.destinationIp = - buffer[16] << 24 | buffer[17] << 16 | buffer[18] << 8 | buffer[19]; + self.sourceIp = buffer[12] << 24 | buffer[13] << 16 | buffer[14] << 8 | buffer[15]; + self.destinationIp = + buffer[16] << 24 | buffer[17] << 16 | buffer[18] << 8 | buffer[19]; - return self; + return self; } diff --git a/src/net-tftp.cpp b/src/net-tftp.cpp index 0bd95f6..e1684d2 100644 --- a/src/net-tftp.cpp +++ b/src/net-tftp.cpp @@ -296,7 +296,8 @@ namespace Net::Tftp size_t DataPacket::Deserialize( DataPacket& out, const uint8_t* buffer, size_t size ) { - if (size < sizeof(opcode) + sizeof(blockNumber)) { + if (size < sizeof(opcode) + sizeof(blockNumber)) + { return 0; } diff --git a/src/net-tftp.h b/src/net-tftp.h index bdeccf5..cc1d05a 100644 --- a/src/net-tftp.h +++ b/src/net-tftp.h @@ -4,7 +4,8 @@ #include #include "net-udp.h" -namespace Net::Tftp { +namespace Net::Tftp +{ const size_t TFTP_BLOCK_SIZE = 512; enum class Opcode : uint16_t @@ -20,9 +21,11 @@ namespace Net::Tftp { { Opcode opcode; - Packet(Opcode opcode) : opcode(opcode) {} + Packet(Opcode opcode) : opcode(opcode) + {} - virtual size_t SerializedLength() const { + virtual size_t SerializedLength() const + { return sizeof(opcode); } diff --git a/src/net-udp.cpp b/src/net-udp.cpp index 01ae2ca..761a655 100644 --- a/src/net-udp.cpp +++ b/src/net-udp.cpp @@ -4,68 +4,68 @@ namespace Net::Udp { - Header::Header() - {} + Header::Header() + {} - Header::Header( - Port sourcePort, - Port destinationPort, - uint16_t length - ) : - sourcePort(sourcePort), - destinationPort(destinationPort), - length(length), - checksum(0) - {} + Header::Header( + Port sourcePort, + Port destinationPort, + uint16_t length + ) : + sourcePort(sourcePort), + destinationPort(destinationPort), + length(length), + checksum(0) + {} - size_t Header::Serialize(uint8_t* buffer) const - { - size_t i = 0; - buffer[i++] = static_cast(sourcePort) >> 8; - buffer[i++] = static_cast(sourcePort); - buffer[i++] = static_cast(destinationPort) >> 8; - buffer[i++] = static_cast(destinationPort); - buffer[i++] = length >> 8; - buffer[i++] = length; - buffer[i++] = checksum >> 8; - buffer[i++] = checksum; - return i; - } + size_t Header::Serialize(uint8_t* buffer) const + { + size_t i = 0; + buffer[i++] = static_cast(sourcePort) >> 8; + buffer[i++] = static_cast(sourcePort); + buffer[i++] = static_cast(destinationPort) >> 8; + buffer[i++] = static_cast(destinationPort); + buffer[i++] = length >> 8; + buffer[i++] = length; + buffer[i++] = checksum >> 8; + buffer[i++] = checksum; + return i; + } - Header Header::Deserialize(const uint8_t* buffer) - { - Header self; - self.sourcePort = static_cast(buffer[0] << 8 | buffer[1]); - self.destinationPort = static_cast(buffer[2] << 8 | buffer[3]); - self.length = buffer[4] << 8 | buffer[5]; - self.checksum = buffer[6] << 8 | buffer[7]; - return self; - } + Header Header::Deserialize(const uint8_t* buffer) + { + Header self; + self.sourcePort = static_cast(buffer[0] << 8 | buffer[1]); + self.destinationPort = static_cast(buffer[2] << 8 | buffer[3]); + self.length = buffer[4] << 8 | buffer[5]; + self.checksum = buffer[6] << 8 | buffer[7]; + return self; + } - void HandlePacket( - const Ethernet::Header ethernetHeader, - const Ipv4Header ipv4Header, - const uint8_t* buffer, - const size_t size - ) { - const auto udpHeader = Header::Deserialize(buffer); + void HandlePacket( + const Ethernet::Header ethernetHeader, + const Ipv4Header ipv4Header, + const uint8_t* buffer, + const size_t size + ) { + const auto udpHeader = Header::Deserialize(buffer); - if (udpHeader.destinationPort == Port::DhcpClient) - { - Dhcp::HandlePacket( - ethernetHeader, - buffer + udpHeader.SerializedLength(), - size - udpHeader.SerializedLength() - ); - } - else if (udpHeader.destinationPort == Port::Tftp) - { - Tftp::HandlePacket( - ethernetHeader, - ipv4Header, - udpHeader, - buffer + udpHeader.SerializedLength() - ); - } - } + if (udpHeader.destinationPort == Port::DhcpClient) + { + Dhcp::HandlePacket( + ethernetHeader, + buffer + udpHeader.SerializedLength(), + size - udpHeader.SerializedLength() + ); + } + else if (udpHeader.destinationPort == Port::Tftp) + { + Tftp::HandlePacket( + ethernetHeader, + ipv4Header, + udpHeader, + buffer + udpHeader.SerializedLength() + ); + } + } }; // namespace Net::Udp diff --git a/src/net-utils.cpp b/src/net-utils.cpp index ff4b78f..d3374ec 100644 --- a/src/net-utils.cpp +++ b/src/net-utils.cpp @@ -5,118 +5,123 @@ namespace Net::Utils { - const MacAddress MacBroadcast{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; - uint32_t Ipv4Address = 0xC0A80164; + const MacAddress MacBroadcast{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; + uint32_t Ipv4Address = 0xC0A80164; - static const uint32_t crcTab32[256] = { - 0x00000000ul, 0x77073096ul, 0xEE0E612Cul, 0x990951BAul, - 0x076DC419ul, 0x706AF48Ful, 0xE963A535ul, 0x9E6495A3ul, - 0x0EDB8832ul, 0x79DCB8A4ul, 0xE0D5E91Eul, 0x97D2D988ul, - 0x09B64C2Bul, 0x7EB17CBDul, 0xE7B82D07ul, 0x90BF1D91ul, - 0x1DB71064ul, 0x6AB020F2ul, 0xF3B97148ul, 0x84BE41DEul, - 0x1ADAD47Dul, 0x6DDDE4EBul, 0xF4D4B551ul, 0x83D385C7ul, - 0x136C9856ul, 0x646BA8C0ul, 0xFD62F97Aul, 0x8A65C9ECul, - 0x14015C4Ful, 0x63066CD9ul, 0xFA0F3D63ul, 0x8D080DF5ul, - 0x3B6E20C8ul, 0x4C69105Eul, 0xD56041E4ul, 0xA2677172ul, - 0x3C03E4D1ul, 0x4B04D447ul, 0xD20D85FDul, 0xA50AB56Bul, - 0x35B5A8FAul, 0x42B2986Cul, 0xDBBBC9D6ul, 0xACBCF940ul, - 0x32D86CE3ul, 0x45DF5C75ul, 0xDCD60DCFul, 0xABD13D59ul, - 0x26D930ACul, 0x51DE003Aul, 0xC8D75180ul, 0xBFD06116ul, - 0x21B4F4B5ul, 0x56B3C423ul, 0xCFBA9599ul, 0xB8BDA50Ful, - 0x2802B89Eul, 0x5F058808ul, 0xC60CD9B2ul, 0xB10BE924ul, - 0x2F6F7C87ul, 0x58684C11ul, 0xC1611DABul, 0xB6662D3Dul, - 0x76DC4190ul, 0x01DB7106ul, 0x98D220BCul, 0xEFD5102Aul, - 0x71B18589ul, 0x06B6B51Ful, 0x9FBFE4A5ul, 0xE8B8D433ul, - 0x7807C9A2ul, 0x0F00F934ul, 0x9609A88Eul, 0xE10E9818ul, - 0x7F6A0DBBul, 0x086D3D2Dul, 0x91646C97ul, 0xE6635C01ul, - 0x6B6B51F4ul, 0x1C6C6162ul, 0x856530D8ul, 0xF262004Eul, - 0x6C0695EDul, 0x1B01A57Bul, 0x8208F4C1ul, 0xF50FC457ul, - 0x65B0D9C6ul, 0x12B7E950ul, 0x8BBEB8EAul, 0xFCB9887Cul, - 0x62DD1DDFul, 0x15DA2D49ul, 0x8CD37CF3ul, 0xFBD44C65ul, - 0x4DB26158ul, 0x3AB551CEul, 0xA3BC0074ul, 0xD4BB30E2ul, - 0x4ADFA541ul, 0x3DD895D7ul, 0xA4D1C46Dul, 0xD3D6F4FBul, - 0x4369E96Aul, 0x346ED9FCul, 0xAD678846ul, 0xDA60B8D0ul, - 0x44042D73ul, 0x33031DE5ul, 0xAA0A4C5Ful, 0xDD0D7CC9ul, - 0x5005713Cul, 0x270241AAul, 0xBE0B1010ul, 0xC90C2086ul, - 0x5768B525ul, 0x206F85B3ul, 0xB966D409ul, 0xCE61E49Ful, - 0x5EDEF90Eul, 0x29D9C998ul, 0xB0D09822ul, 0xC7D7A8B4ul, - 0x59B33D17ul, 0x2EB40D81ul, 0xB7BD5C3Bul, 0xC0BA6CADul, - 0xEDB88320ul, 0x9ABFB3B6ul, 0x03B6E20Cul, 0x74B1D29Aul, - 0xEAD54739ul, 0x9DD277AFul, 0x04DB2615ul, 0x73DC1683ul, - 0xE3630B12ul, 0x94643B84ul, 0x0D6D6A3Eul, 0x7A6A5AA8ul, - 0xE40ECF0Bul, 0x9309FF9Dul, 0x0A00AE27ul, 0x7D079EB1ul, - 0xF00F9344ul, 0x8708A3D2ul, 0x1E01F268ul, 0x6906C2FEul, - 0xF762575Dul, 0x806567CBul, 0x196C3671ul, 0x6E6B06E7ul, - 0xFED41B76ul, 0x89D32BE0ul, 0x10DA7A5Aul, 0x67DD4ACCul, - 0xF9B9DF6Ful, 0x8EBEEFF9ul, 0x17B7BE43ul, 0x60B08ED5ul, - 0xD6D6A3E8ul, 0xA1D1937Eul, 0x38D8C2C4ul, 0x4FDFF252ul, - 0xD1BB67F1ul, 0xA6BC5767ul, 0x3FB506DDul, 0x48B2364Bul, - 0xD80D2BDAul, 0xAF0A1B4Cul, 0x36034AF6ul, 0x41047A60ul, - 0xDF60EFC3ul, 0xA867DF55ul, 0x316E8EEFul, 0x4669BE79ul, - 0xCB61B38Cul, 0xBC66831Aul, 0x256FD2A0ul, 0x5268E236ul, - 0xCC0C7795ul, 0xBB0B4703ul, 0x220216B9ul, 0x5505262Ful, - 0xC5BA3BBEul, 0xB2BD0B28ul, 0x2BB45A92ul, 0x5CB36A04ul, - 0xC2D7FFA7ul, 0xB5D0CF31ul, 0x2CD99E8Bul, 0x5BDEAE1Dul, - 0x9B64C2B0ul, 0xEC63F226ul, 0x756AA39Cul, 0x026D930Aul, - 0x9C0906A9ul, 0xEB0E363Ful, 0x72076785ul, 0x05005713ul, - 0x95BF4A82ul, 0xE2B87A14ul, 0x7BB12BAEul, 0x0CB61B38ul, - 0x92D28E9Bul, 0xE5D5BE0Dul, 0x7CDCEFB7ul, 0x0BDBDF21ul, - 0x86D3D2D4ul, 0xF1D4E242ul, 0x68DDB3F8ul, 0x1FDA836Eul, - 0x81BE16CDul, 0xF6B9265Bul, 0x6FB077E1ul, 0x18B74777ul, - 0x88085AE6ul, 0xFF0F6A70ul, 0x66063BCAul, 0x11010B5Cul, - 0x8F659EFFul, 0xF862AE69ul, 0x616BFFD3ul, 0x166CCF45ul, - 0xA00AE278ul, 0xD70DD2EEul, 0x4E048354ul, 0x3903B3C2ul, - 0xA7672661ul, 0xD06016F7ul, 0x4969474Dul, 0x3E6E77DBul, - 0xAED16A4Aul, 0xD9D65ADCul, 0x40DF0B66ul, 0x37D83BF0ul, - 0xA9BCAE53ul, 0xDEBB9EC5ul, 0x47B2CF7Ful, 0x30B5FFE9ul, - 0xBDBDF21Cul, 0xCABAC28Aul, 0x53B39330ul, 0x24B4A3A6ul, - 0xBAD03605ul, 0xCDD70693ul, 0x54DE5729ul, 0x23D967BFul, - 0xB3667A2Eul, 0xC4614AB8ul, 0x5D681B02ul, 0x2A6F2B94ul, - 0xB40BBE37ul, 0xC30C8EA1ul, 0x5A05DF1Bul, 0x2D02EF8Dul - }; + static const uint32_t crcTab32[256] = + { + 0x00000000ul, 0x77073096ul, 0xEE0E612Cul, 0x990951BAul, + 0x076DC419ul, 0x706AF48Ful, 0xE963A535ul, 0x9E6495A3ul, + 0x0EDB8832ul, 0x79DCB8A4ul, 0xE0D5E91Eul, 0x97D2D988ul, + 0x09B64C2Bul, 0x7EB17CBDul, 0xE7B82D07ul, 0x90BF1D91ul, + 0x1DB71064ul, 0x6AB020F2ul, 0xF3B97148ul, 0x84BE41DEul, + 0x1ADAD47Dul, 0x6DDDE4EBul, 0xF4D4B551ul, 0x83D385C7ul, + 0x136C9856ul, 0x646BA8C0ul, 0xFD62F97Aul, 0x8A65C9ECul, + 0x14015C4Ful, 0x63066CD9ul, 0xFA0F3D63ul, 0x8D080DF5ul, + 0x3B6E20C8ul, 0x4C69105Eul, 0xD56041E4ul, 0xA2677172ul, + 0x3C03E4D1ul, 0x4B04D447ul, 0xD20D85FDul, 0xA50AB56Bul, + 0x35B5A8FAul, 0x42B2986Cul, 0xDBBBC9D6ul, 0xACBCF940ul, + 0x32D86CE3ul, 0x45DF5C75ul, 0xDCD60DCFul, 0xABD13D59ul, + 0x26D930ACul, 0x51DE003Aul, 0xC8D75180ul, 0xBFD06116ul, + 0x21B4F4B5ul, 0x56B3C423ul, 0xCFBA9599ul, 0xB8BDA50Ful, + 0x2802B89Eul, 0x5F058808ul, 0xC60CD9B2ul, 0xB10BE924ul, + 0x2F6F7C87ul, 0x58684C11ul, 0xC1611DABul, 0xB6662D3Dul, + 0x76DC4190ul, 0x01DB7106ul, 0x98D220BCul, 0xEFD5102Aul, + 0x71B18589ul, 0x06B6B51Ful, 0x9FBFE4A5ul, 0xE8B8D433ul, + 0x7807C9A2ul, 0x0F00F934ul, 0x9609A88Eul, 0xE10E9818ul, + 0x7F6A0DBBul, 0x086D3D2Dul, 0x91646C97ul, 0xE6635C01ul, + 0x6B6B51F4ul, 0x1C6C6162ul, 0x856530D8ul, 0xF262004Eul, + 0x6C0695EDul, 0x1B01A57Bul, 0x8208F4C1ul, 0xF50FC457ul, + 0x65B0D9C6ul, 0x12B7E950ul, 0x8BBEB8EAul, 0xFCB9887Cul, + 0x62DD1DDFul, 0x15DA2D49ul, 0x8CD37CF3ul, 0xFBD44C65ul, + 0x4DB26158ul, 0x3AB551CEul, 0xA3BC0074ul, 0xD4BB30E2ul, + 0x4ADFA541ul, 0x3DD895D7ul, 0xA4D1C46Dul, 0xD3D6F4FBul, + 0x4369E96Aul, 0x346ED9FCul, 0xAD678846ul, 0xDA60B8D0ul, + 0x44042D73ul, 0x33031DE5ul, 0xAA0A4C5Ful, 0xDD0D7CC9ul, + 0x5005713Cul, 0x270241AAul, 0xBE0B1010ul, 0xC90C2086ul, + 0x5768B525ul, 0x206F85B3ul, 0xB966D409ul, 0xCE61E49Ful, + 0x5EDEF90Eul, 0x29D9C998ul, 0xB0D09822ul, 0xC7D7A8B4ul, + 0x59B33D17ul, 0x2EB40D81ul, 0xB7BD5C3Bul, 0xC0BA6CADul, + 0xEDB88320ul, 0x9ABFB3B6ul, 0x03B6E20Cul, 0x74B1D29Aul, + 0xEAD54739ul, 0x9DD277AFul, 0x04DB2615ul, 0x73DC1683ul, + 0xE3630B12ul, 0x94643B84ul, 0x0D6D6A3Eul, 0x7A6A5AA8ul, + 0xE40ECF0Bul, 0x9309FF9Dul, 0x0A00AE27ul, 0x7D079EB1ul, + 0xF00F9344ul, 0x8708A3D2ul, 0x1E01F268ul, 0x6906C2FEul, + 0xF762575Dul, 0x806567CBul, 0x196C3671ul, 0x6E6B06E7ul, + 0xFED41B76ul, 0x89D32BE0ul, 0x10DA7A5Aul, 0x67DD4ACCul, + 0xF9B9DF6Ful, 0x8EBEEFF9ul, 0x17B7BE43ul, 0x60B08ED5ul, + 0xD6D6A3E8ul, 0xA1D1937Eul, 0x38D8C2C4ul, 0x4FDFF252ul, + 0xD1BB67F1ul, 0xA6BC5767ul, 0x3FB506DDul, 0x48B2364Bul, + 0xD80D2BDAul, 0xAF0A1B4Cul, 0x36034AF6ul, 0x41047A60ul, + 0xDF60EFC3ul, 0xA867DF55ul, 0x316E8EEFul, 0x4669BE79ul, + 0xCB61B38Cul, 0xBC66831Aul, 0x256FD2A0ul, 0x5268E236ul, + 0xCC0C7795ul, 0xBB0B4703ul, 0x220216B9ul, 0x5505262Ful, + 0xC5BA3BBEul, 0xB2BD0B28ul, 0x2BB45A92ul, 0x5CB36A04ul, + 0xC2D7FFA7ul, 0xB5D0CF31ul, 0x2CD99E8Bul, 0x5BDEAE1Dul, + 0x9B64C2B0ul, 0xEC63F226ul, 0x756AA39Cul, 0x026D930Aul, + 0x9C0906A9ul, 0xEB0E363Ful, 0x72076785ul, 0x05005713ul, + 0x95BF4A82ul, 0xE2B87A14ul, 0x7BB12BAEul, 0x0CB61B38ul, + 0x92D28E9Bul, 0xE5D5BE0Dul, 0x7CDCEFB7ul, 0x0BDBDF21ul, + 0x86D3D2D4ul, 0xF1D4E242ul, 0x68DDB3F8ul, 0x1FDA836Eul, + 0x81BE16CDul, 0xF6B9265Bul, 0x6FB077E1ul, 0x18B74777ul, + 0x88085AE6ul, 0xFF0F6A70ul, 0x66063BCAul, 0x11010B5Cul, + 0x8F659EFFul, 0xF862AE69ul, 0x616BFFD3ul, 0x166CCF45ul, + 0xA00AE278ul, 0xD70DD2EEul, 0x4E048354ul, 0x3903B3C2ul, + 0xA7672661ul, 0xD06016F7ul, 0x4969474Dul, 0x3E6E77DBul, + 0xAED16A4Aul, 0xD9D65ADCul, 0x40DF0B66ul, 0x37D83BF0ul, + 0xA9BCAE53ul, 0xDEBB9EC5ul, 0x47B2CF7Ful, 0x30B5FFE9ul, + 0xBDBDF21Cul, 0xCABAC28Aul, 0x53B39330ul, 0x24B4A3A6ul, + 0xBAD03605ul, 0xCDD70693ul, 0x54DE5729ul, 0x23D967BFul, + 0xB3667A2Eul, 0xC4614AB8ul, 0x5D681B02ul, 0x2A6F2B94ul, + 0xB40BBE37ul, 0xC30C8EA1ul, 0x5A05DF1Bul, 0x2D02EF8Dul + }; - uint32_t Crc32(const uint8_t *buffer, size_t size) { - uint32_t crc = 0xFFFFFFFFul; + uint32_t Crc32(const uint8_t *buffer, size_t size) + { + uint32_t crc = 0xFFFFFFFFul; - for (size_t a = 0; a < size; a++) - { - auto index = (crc ^ (uint32_t)*buffer++) & 0x000000FFul; - crc = (crc >> 8) ^ crcTab32[index]; - } + for (size_t a = 0; a < size; a++) + { + auto index = (crc ^ (uint32_t)*buffer++) & 0x000000FFul; + crc = (crc >> 8) ^ crcTab32[index]; + } - return crc ^ 0xFFFFFFFFul; - } + return crc ^ 0xFFFFFFFFul; + } - uint16_t InternetChecksum(const void* data, size_t size) - { - uint32_t sum = 0; - while (size > 1) { - sum += *(uint16_t*)data; - data = (uint16_t*)data + 1; + uint16_t InternetChecksum(const void* data, size_t size) + { + uint32_t sum = 0; + while (size > 1) + { + sum += *(uint16_t*)data; + data = (uint16_t*)data + 1; - size -= 2; - } + size -= 2; + } - if (size > 0) { - sum += *(uint16_t*)data; - } + if (size > 0) + { + sum += *(uint16_t*)data; + } - while (sum >> 16) { - sum = (sum & 0xFFFF) + (sum >> 16); - } + while (sum >> 16) + { + sum = (sum & 0xFFFF) + (sum >> 16); + } - return ~sum; - } + return ~sum; + } - MacAddress GetMacAddress() - { - static MacAddress macAddress{0}; + MacAddress GetMacAddress() + { + static MacAddress macAddress{0}; - if (macAddress == MacAddress{0}) - { - USPiGetMACAddress(macAddress.data()); - } + if (macAddress == MacAddress{0}) + { + USPiGetMACAddress(macAddress.data()); + } - return macAddress; - } + return macAddress; + } }; // namespace Net::Utils