mirror of https://github.com/acidanthera/audk.git
885 lines
22 KiB
C
885 lines
22 KiB
C
/** @file
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Copyright (c) 2005 - 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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NetLib.h
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Abstract:
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Library for the UEFI network stack.
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**/
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#ifndef _NET_LIB_H_
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#define _NET_LIB_H_
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#include <PiDxe.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Protocol/DriverBinding.h>
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#include <Protocol/ComponentName.h>
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#include <Protocol/DriverConfiguration.h>
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#include <Protocol/DriverDiagnostics.h>
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#include <Protocol/Dpc.h>
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#define EFI_NET_LITTLE_ENDIAN
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typedef UINT32 IP4_ADDR;
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typedef UINT32 TCP_SEQNO;
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typedef UINT16 TCP_PORTNO;
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enum {
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NET_ETHER_ADDR_LEN = 6,
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NET_IFTYPE_ETHERNET = 0x01,
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EFI_IP_PROTO_UDP = 0x11,
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EFI_IP_PROTO_TCP = 0x06,
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EFI_IP_PROTO_ICMP = 0x01,
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//
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// The address classfication
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//
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IP4_ADDR_CLASSA = 1,
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IP4_ADDR_CLASSB,
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IP4_ADDR_CLASSC,
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IP4_ADDR_CLASSD,
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IP4_ADDR_CLASSE,
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IP4_MASK_NUM = 33,
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};
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#pragma pack(1)
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//
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// Ethernet head definition
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//
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typedef struct {
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UINT8 DstMac [NET_ETHER_ADDR_LEN];
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UINT8 SrcMac [NET_ETHER_ADDR_LEN];
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UINT16 EtherType;
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} ETHER_HEAD;
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//
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// The EFI_IP4_HEADER is hard to use because the source and
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// destination address are defined as EFI_IPv4_ADDRESS, which
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// is a structure. Two structures can't be compared or masked
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// directly. This is why there is an internal representation.
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//
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typedef struct {
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#ifdef EFI_NET_LITTLE_ENDIAN
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UINT8 HeadLen : 4;
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UINT8 Ver : 4;
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#else
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UINT8 Ver : 4;
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UINT8 HeadLen : 4;
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#endif
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UINT8 Tos;
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UINT16 TotalLen;
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UINT16 Id;
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UINT16 Fragment;
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UINT8 Ttl;
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UINT8 Protocol;
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UINT16 Checksum;
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IP4_ADDR Src;
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IP4_ADDR Dst;
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} IP4_HEAD;
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//
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// ICMP head definition. ICMP message is categoried as either an error
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// message or query message. Two message types have their own head format.
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//
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typedef struct {
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UINT8 Type;
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UINT8 Code;
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UINT16 Checksum;
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} IP4_ICMP_HEAD;
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typedef struct {
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IP4_ICMP_HEAD Head;
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UINT32 Fourth; // 4th filed of the head, it depends on Type.
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IP4_HEAD IpHead;
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} IP4_ICMP_ERROR_HEAD;
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typedef struct {
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IP4_ICMP_HEAD Head;
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UINT16 Id;
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UINT16 Seq;
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} IP4_ICMP_QUERY_HEAD;
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//
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// UDP header definition
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//
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typedef struct {
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UINT16 SrcPort;
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UINT16 DstPort;
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UINT16 Length;
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UINT16 Checksum;
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} EFI_UDP4_HEADER;
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//
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// TCP header definition
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//
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typedef struct {
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TCP_PORTNO SrcPort;
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TCP_PORTNO DstPort;
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TCP_SEQNO Seq;
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TCP_SEQNO Ack;
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#ifdef EFI_NET_LITTLE_ENDIAN
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UINT8 Res : 4;
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UINT8 HeadLen : 4;
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#else
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UINT8 HeadLen : 4;
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UINT8 Res : 4;
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#endif
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UINT8 Flag;
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UINT16 Wnd;
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UINT16 Checksum;
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UINT16 Urg;
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} TCP_HEAD;
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#pragma pack()
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#define NET_MAC_EQUAL(pMac1, pMac2, Len) \
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(NetCompareMem ((pMac1), (pMac2), Len) == 0)
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#define NET_MAC_IS_MULTICAST(Mac, BMac, Len) \
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(((*((UINT8 *) Mac) & 0x01) == 0x01) && (!NET_MAC_EQUAL (Mac, BMac, Len)))
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#ifdef EFI_NET_LITTLE_ENDIAN
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#define NTOHL(x) (UINT32)((((UINT32) (x) & 0xff) << 24) | \
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(((UINT32) (x) & 0xff00) << 8) | \
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(((UINT32) (x) & 0xff0000) >> 8) | \
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(((UINT32) (x) & 0xff000000) >> 24))
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#define HTONL(x) NTOHL(x)
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#define NTOHS(x) (UINT16)((((UINT16) (x) & 0xff) << 8) | \
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(((UINT16) (x) & 0xff00) >> 8))
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#define HTONS(x) NTOHS(x)
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#else
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#define NTOHL(x) (UINT32)(x)
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#define HTONL(x) (UINT32)(x)
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#define NTOHS(x) (UINT16)(x)
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#define HTONS(x) (UINT16)(x)
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#endif
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//
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// Test the IP's attribute, All the IPs are in host byte order.
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//
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#define IP4_IS_MULTICAST(Ip) (((Ip) & 0xF0000000) == 0xE0000000)
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#define IP4_IS_LOCAL_BROADCAST(Ip) ((Ip) == 0xFFFFFFFF)
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#define IP4_NET_EQUAL(Ip1, Ip2, NetMask) (((Ip1) & (NetMask)) == ((Ip2) & (NetMask)))
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#define IP4_IS_VALID_NETMASK(Ip) (NetGetMaskLength (Ip) != IP4_MASK_NUM)
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//
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// Convert the EFI_IP4_ADDRESS to plain UINT32 IP4 address.
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//
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#define EFI_IP4(EfiIpAddr) (*(IP4_ADDR *) ((EfiIpAddr).Addr))
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#define EFI_NTOHL(EfiIp) (NTOHL (EFI_IP4 ((EfiIp))))
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#define EFI_IP4_EQUAL(Ip1, Ip2) (NetCompareMem ((Ip1), (Ip2), sizeof (EFI_IPv4_ADDRESS)) == 0)
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INTN
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NetGetMaskLength (
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IN IP4_ADDR Mask
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);
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INTN
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NetGetIpClass (
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IN IP4_ADDR Addr
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);
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BOOLEAN
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Ip4IsUnicast (
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IN IP4_ADDR Ip,
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IN IP4_ADDR NetMask
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);
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extern IP4_ADDR mIp4AllMasks [IP4_MASK_NUM];
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extern EFI_IPv4_ADDRESS mZeroIp4Addr;
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#define NET_IS_DIGIT(Ch) (('0' <= (Ch)) && ((Ch) <= '9'))
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#define NET_ROUNDUP(size, unit) (((size) + (unit) - 1) & (~((unit) - 1)))
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#define NET_IS_LOWER_CASE_CHAR(Ch) (('a' <= (Ch)) && ((Ch) <= 'z'))
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#define NET_IS_UPPER_CASE_CHAR(Ch) (('A' <= (Ch)) && ((Ch) <= 'Z'))
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//
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// Wrap functions to ease the impact of EFI library changes.
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//
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#define NetAllocateZeroPool AllocateZeroPool
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#define NetAllocatePool AllocatePool
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#define NetFreePool gBS->FreePool
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#define NetCopyMem CopyMem
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#define NetSetMem SetMem
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#define NetZeroMem(Dest, Len) SetMem ((Dest), (Len), 0)
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#define NetCompareMem CompareMem
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//
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// Lock primitives: the stack implements its lock primitives according
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// to the standard EFI enviornment. It will NOT consider multiprocessor.
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//
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#define NET_TPL_LOCK TPL_CALLBACK
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#define NET_TPL_EVENT TPL_NOTIFY
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#define NET_TPL_RECYCLE TPL_NOTIFY
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#define NET_TPL_TIMER NET_TPL_LOCK
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#define NET_LOCK EFI_LOCK
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#define NET_LOCK_INIT(x) EfiInitializeLock (x, NET_TPL_LOCK)
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#define NET_RECYCLE_LOCK_INIT(x) EfiInitializeLock (x, NET_TPL_RECYCLE)
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#define NET_TRYLOCK(x) EfiAcquireLockOrFail (x)
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#define NET_UNLOCK(x) EfiReleaseLock (x)
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#define NET_RAISE_TPL(x) (gBS->RaiseTPL (x))
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#define NET_RESTORE_TPL(x) (gBS->RestoreTPL (x))
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#define TICKS_PER_MS 10000U
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#define TICKS_PER_SECOND 10000000U
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#define NET_RANDOM(Seed) ((UINT32) ((UINT32) (Seed) * 1103515245UL + 12345) % 4294967295UL)
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UINT32
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NetGetUint32 (
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IN UINT8 *Buf
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);
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VOID
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NetPutUint32 (
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IN UINT8 *Buf,
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IN UINT32 Data
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);
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UINT32
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NetRandomInitSeed (
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VOID
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);
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//
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// Double linked list entry functions, this extends the
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// EFI list functions.
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//
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typedef LIST_ENTRY NET_LIST_ENTRY;
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#define NetListInit(Head) InitializeListHead(Head)
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#define NetListInsertHead(Head, Entry) InsertHeadList((Head), (Entry))
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#define NetListInsertTail(Head, Entry) InsertTailList((Head), (Entry))
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#define NetListIsEmpty(List) IsListEmpty(List)
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#define NET_LIST_USER_STRUCT(Entry, Type, Field) \
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_CR(Entry, Type, Field)
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#define NET_LIST_USER_STRUCT_S(Entry, Type, Field, Sig) \
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CR(Entry, Type, Field, Sig)
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//
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// Iterate through the doule linked list. It is NOT delete safe
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//
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#define NET_LIST_FOR_EACH(Entry, ListHead) \
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for(Entry = (ListHead)->ForwardLink; Entry != (ListHead); Entry = Entry->ForwardLink)
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//
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// Iterate through the doule linked list. This is delete-safe.
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// Don't touch NextEntry. Also, don't use this macro if list
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// entries other than the Entry may be deleted when processing
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// the current Entry.
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//
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#define NET_LIST_FOR_EACH_SAFE(Entry, NextEntry, ListHead) \
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for(Entry = (ListHead)->ForwardLink, NextEntry = Entry->ForwardLink; \
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Entry != (ListHead); \
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Entry = NextEntry, NextEntry = Entry->ForwardLink \
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)
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//
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// Make sure the list isn't empty before get the frist/last record.
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//
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#define NET_LIST_HEAD(ListHead, Type, Field) \
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NET_LIST_USER_STRUCT((ListHead)->ForwardLink, Type, Field)
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#define NET_LIST_TAIL(ListHead, Type, Field) \
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NET_LIST_USER_STRUCT((ListHead)->BackLink, Type, Field)
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#define NetListRemoveEntry(Entry) RemoveEntryList (Entry)
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NET_LIST_ENTRY*
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NetListRemoveHead (
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NET_LIST_ENTRY *Head
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);
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NET_LIST_ENTRY*
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NetListRemoveTail (
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NET_LIST_ENTRY *Head
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);
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VOID
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NetListInsertAfter (
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IN NET_LIST_ENTRY *PrevEntry,
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IN NET_LIST_ENTRY *NewEntry
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);
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VOID
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NetListInsertBefore (
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IN NET_LIST_ENTRY *PostEntry,
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IN NET_LIST_ENTRY *NewEntry
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);
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//
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// Object container: EFI network stack spec defines various kinds of
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// tokens. The drivers can share code to manage those objects.
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//
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typedef struct {
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NET_LIST_ENTRY Link;
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VOID *Key;
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VOID *Value;
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} NET_MAP_ITEM;
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typedef struct {
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NET_LIST_ENTRY Used;
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NET_LIST_ENTRY Recycled;
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UINTN Count;
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} NET_MAP;
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#define NET_MAP_INCREAMENT 64
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VOID
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NetMapInit (
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IN NET_MAP *Map
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);
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VOID
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NetMapClean (
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IN NET_MAP *Map
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);
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BOOLEAN
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NetMapIsEmpty (
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IN NET_MAP *Map
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);
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UINTN
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NetMapGetCount (
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IN NET_MAP *Map
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);
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EFI_STATUS
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NetMapInsertHead (
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IN NET_MAP *Map,
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IN VOID *Key,
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IN VOID *Value OPTIONAL
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);
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EFI_STATUS
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NetMapInsertTail (
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IN NET_MAP *Map,
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IN VOID *Key,
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IN VOID *Value OPTIONAL
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);
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NET_MAP_ITEM *
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NetMapFindKey (
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IN NET_MAP *Map,
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IN VOID *Key
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);
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VOID *
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NetMapRemoveItem (
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IN NET_MAP *Map,
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IN NET_MAP_ITEM *Item,
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OUT VOID **Value OPTIONAL
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);
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VOID *
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NetMapRemoveHead (
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IN NET_MAP *Map,
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OUT VOID **Value OPTIONAL
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);
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VOID *
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NetMapRemoveTail (
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IN NET_MAP *Map,
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OUT VOID **Value OPTIONAL
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);
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typedef
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EFI_STATUS
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(*NET_MAP_CALLBACK) (
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IN NET_MAP *Map,
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IN NET_MAP_ITEM *Item,
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IN VOID *Arg
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);
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EFI_STATUS
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NetMapIterate (
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IN NET_MAP *Map,
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IN NET_MAP_CALLBACK CallBack,
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IN VOID *Arg OPTIONAL
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);
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//
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// Helper functions to implement driver binding and service binding protocols.
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//
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EFI_STATUS
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NetLibCreateServiceChild (
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ImageHandle,
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IN EFI_GUID *ServiceBindingGuid,
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OUT EFI_HANDLE *ChildHandle
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);
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EFI_STATUS
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NetLibDestroyServiceChild (
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ImageHandle,
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IN EFI_GUID *ServiceBindingGuid,
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IN EFI_HANDLE ChildHandle
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);
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EFI_STATUS
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NetLibGetMacString (
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IN EFI_HANDLE SnpHandle,
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IN EFI_HANDLE ImageHandle,
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IN OUT CHAR16 **MacString
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);
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VOID
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NetLibCreateIPv4DPathNode (
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IN OUT IPv4_DEVICE_PATH *Node,
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IN EFI_HANDLE Controller,
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IN IP4_ADDR LocalIp,
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IN UINT16 LocalPort,
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IN IP4_ADDR RemoteIp,
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IN UINT16 RemotePort,
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IN UINT16 Protocol,
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IN BOOLEAN UseDefaultAddress
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);
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EFI_HANDLE
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NetLibGetNicHandle (
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IN EFI_HANDLE Controller,
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IN EFI_GUID *ProtocolGuid
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);
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EFI_STATUS
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NetLibQueueDpc (
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IN EFI_TPL DpcTpl,
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IN EFI_DPC_PROCEDURE DpcProcedure,
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IN VOID *DpcContext OPTIONAL
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);
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EFI_STATUS
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NetLibDispatchDpc (
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VOID
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);
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EFI_STATUS
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EFIAPI
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NetLibDefaultUnload (
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IN EFI_HANDLE ImageHandle
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);
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enum {
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//
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//Various signatures
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//
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NET_BUF_SIGNATURE = EFI_SIGNATURE_32 ('n', 'b', 'u', 'f'),
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NET_VECTOR_SIGNATURE = EFI_SIGNATURE_32 ('n', 'v', 'e', 'c'),
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NET_QUE_SIGNATURE = EFI_SIGNATURE_32 ('n', 'b', 'q', 'u'),
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NET_PROTO_DATA = 64, // Opaque buffer for protocols
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NET_BUF_HEAD = 1, // Trim or allocate space from head
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NET_BUF_TAIL = 0, // Trim or allocate space from tail
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NET_VECTOR_OWN_FIRST = 0x01, // We allocated the 1st block in the vector
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};
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#define NET_CHECK_SIGNATURE(PData, SIGNATURE) \
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ASSERT (((PData) != NULL) && ((PData)->Signature == (SIGNATURE)))
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#define NET_SWAP_SHORT(Value) \
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((((Value) & 0xff) << 8) | (((Value) >> 8) & 0xff))
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//
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// Single memory block in the vector.
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//
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typedef struct {
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UINT32 Len; // The block's length
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UINT8 *Bulk; // The block's Data
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} NET_BLOCK;
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typedef VOID (*NET_VECTOR_EXT_FREE) (VOID *Arg);
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//
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//NET_VECTOR contains several blocks to hold all packet's
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//fragments and other house-keeping stuff for sharing. It
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//doesn't specify the where actual packet fragment begins.
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//
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typedef struct {
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UINT32 Signature;
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INTN RefCnt; // Reference count to share NET_VECTOR.
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NET_VECTOR_EXT_FREE Free; // external function to free NET_VECTOR
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VOID *Arg; // opeque argument to Free
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UINT32 Flag; // Flags, NET_VECTOR_OWN_FIRST
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UINT32 Len; // Total length of the assocated BLOCKs
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UINT32 BlockNum;
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NET_BLOCK Block[1];
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} NET_VECTOR;
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//
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//NET_BLOCK_OP operate on the NET_BLOCK, It specifies
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//where the actual fragment begins and where it ends
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//
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typedef struct {
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UINT8 *BlockHead; // Block's head, or the smallest valid Head
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UINT8 *BlockTail; // Block's tail. BlockTail-BlockHead=block length
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UINT8 *Head; // 1st byte of the data in the block
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UINT8 *Tail; // Tail of the data in the block, Tail-Head=Size
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UINT32 Size; // The size of the data
|
|
} NET_BLOCK_OP;
|
|
|
|
|
|
//
|
|
//NET_BUF is the buffer manage structure used by the
|
|
//network stack. Every network packet may be fragmented,
|
|
//and contains multiple fragments. The Vector points to
|
|
//memory blocks used by the each fragment, and BlockOp
|
|
//specifies where each fragment begins and ends.
|
|
//
|
|
//It also contains a opaque area for protocol to store
|
|
//per-packet informations. Protocol must be caution not
|
|
//to overwrite the members after that.
|
|
//
|
|
typedef struct {
|
|
UINT32 Signature;
|
|
INTN RefCnt;
|
|
NET_LIST_ENTRY List; // The List this NET_BUF is on
|
|
|
|
IP4_HEAD *Ip; // Network layer header, for fast access
|
|
TCP_HEAD *Tcp; // Transport layer header, for fast access
|
|
UINT8 ProtoData [NET_PROTO_DATA]; //Protocol specific data
|
|
|
|
NET_VECTOR *Vector; // The vector containing the packet
|
|
|
|
UINT32 BlockOpNum; // Total number of BlockOp in the buffer
|
|
UINT32 TotalSize; // Total size of the actual packet
|
|
NET_BLOCK_OP BlockOp[1]; // Specify the position of actual packet
|
|
} NET_BUF;
|
|
|
|
|
|
//
|
|
//A queue of NET_BUFs, It is just a thin extension of
|
|
//NET_BUF functions.
|
|
//
|
|
typedef struct {
|
|
UINT32 Signature;
|
|
INTN RefCnt;
|
|
NET_LIST_ENTRY List; // The List this buffer queue is on
|
|
|
|
NET_LIST_ENTRY BufList; // list of queued buffers
|
|
UINT32 BufSize; // total length of DATA in the buffers
|
|
UINT32 BufNum; // total number of buffers on the chain
|
|
} NET_BUF_QUEUE;
|
|
|
|
//
|
|
// Pseudo header for TCP and UDP checksum
|
|
//
|
|
#pragma pack(1)
|
|
typedef struct {
|
|
IP4_ADDR SrcIp;
|
|
IP4_ADDR DstIp;
|
|
UINT8 Reserved;
|
|
UINT8 Protocol;
|
|
UINT16 Len;
|
|
} NET_PSEUDO_HDR;
|
|
#pragma pack()
|
|
|
|
//
|
|
// The fragment entry table used in network interfaces. This is
|
|
// the same as NET_BLOCK now. Use two different to distinguish
|
|
// the two in case that NET_BLOCK be enhanced later.
|
|
//
|
|
typedef struct {
|
|
UINT32 Len;
|
|
UINT8 *Bulk;
|
|
} NET_FRAGMENT;
|
|
|
|
#define NET_GET_REF(PData) ((PData)->RefCnt++)
|
|
#define NET_PUT_REF(PData) ((PData)->RefCnt--)
|
|
#define NETBUF_FROM_PROTODATA(Info) _CR((Info), NET_BUF, ProtoData)
|
|
|
|
#define NET_BUF_SHARED(Buf) \
|
|
(((Buf)->RefCnt > 1) || ((Buf)->Vector->RefCnt > 1))
|
|
|
|
#define NET_VECTOR_SIZE(BlockNum) \
|
|
(sizeof (NET_VECTOR) + ((BlockNum) - 1) * sizeof (NET_BLOCK))
|
|
|
|
#define NET_BUF_SIZE(BlockOpNum) \
|
|
(sizeof (NET_BUF) + ((BlockOpNum) - 1) * sizeof (NET_BLOCK_OP))
|
|
|
|
#define NET_HEADSPACE(BlockOp) \
|
|
(UINTN)((BlockOp)->Head - (BlockOp)->BlockHead)
|
|
|
|
#define NET_TAILSPACE(BlockOp) \
|
|
(UINTN)((BlockOp)->BlockTail - (BlockOp)->Tail)
|
|
|
|
NET_BUF *
|
|
NetbufAlloc (
|
|
IN UINT32 Len
|
|
);
|
|
|
|
VOID
|
|
NetbufFree (
|
|
IN NET_BUF *Nbuf
|
|
);
|
|
|
|
|
|
UINT8 *
|
|
NetbufGetByte (
|
|
IN NET_BUF *Nbuf,
|
|
IN UINT32 Offset,
|
|
OUT UINT32 *Index OPTIONAL
|
|
);
|
|
|
|
NET_BUF *
|
|
NetbufClone (
|
|
IN NET_BUF *Nbuf
|
|
);
|
|
|
|
NET_BUF *
|
|
NetbufDuplicate (
|
|
IN NET_BUF *Nbuf,
|
|
IN NET_BUF *Duplicate OPTIONAL,
|
|
IN UINT32 HeadSpace
|
|
);
|
|
|
|
NET_BUF *
|
|
NetbufGetFragment (
|
|
IN NET_BUF *Nbuf,
|
|
IN UINT32 Offset,
|
|
IN UINT32 Len,
|
|
IN UINT32 HeadSpace
|
|
);
|
|
|
|
VOID
|
|
NetbufReserve (
|
|
IN NET_BUF *Nbuf,
|
|
IN UINT32 Len
|
|
);
|
|
|
|
UINT8 *
|
|
NetbufAllocSpace (
|
|
IN NET_BUF *Nbuf,
|
|
IN UINT32 Len,
|
|
IN BOOLEAN FromHead
|
|
);
|
|
|
|
UINT32
|
|
NetbufTrim (
|
|
IN NET_BUF *Nbuf,
|
|
IN UINT32 Len,
|
|
IN BOOLEAN FromHead
|
|
);
|
|
|
|
UINT32
|
|
NetbufCopy (
|
|
IN NET_BUF *Nbuf,
|
|
IN UINT32 Offset,
|
|
IN UINT32 Len,
|
|
IN UINT8 *Dest
|
|
);
|
|
|
|
NET_BUF *
|
|
NetbufFromExt (
|
|
IN NET_FRAGMENT *ExtFragment,
|
|
IN UINT32 ExtNum,
|
|
IN UINT32 HeadSpace,
|
|
IN UINT32 HeadLen,
|
|
IN NET_VECTOR_EXT_FREE ExtFree,
|
|
IN VOID *Arg OPTIONAL
|
|
);
|
|
|
|
EFI_STATUS
|
|
NetbufBuildExt (
|
|
IN NET_BUF *Nbuf,
|
|
IN NET_FRAGMENT *ExtFragment,
|
|
IN UINT32 *ExtNum
|
|
);
|
|
|
|
NET_BUF *
|
|
NetbufFromBufList (
|
|
IN NET_LIST_ENTRY *BufList,
|
|
IN UINT32 HeadSpace,
|
|
IN UINT32 HeaderLen,
|
|
IN NET_VECTOR_EXT_FREE ExtFree,
|
|
IN VOID *Arg OPTIONAL
|
|
);
|
|
|
|
VOID
|
|
NetbufFreeList (
|
|
IN NET_LIST_ENTRY *Head
|
|
);
|
|
|
|
VOID
|
|
NetbufQueInit (
|
|
IN NET_BUF_QUEUE *NbufQue
|
|
);
|
|
|
|
NET_BUF_QUEUE *
|
|
NetbufQueAlloc (
|
|
VOID
|
|
);
|
|
|
|
VOID
|
|
NetbufQueFree (
|
|
IN NET_BUF_QUEUE *NbufQue
|
|
);
|
|
|
|
NET_BUF *
|
|
NetbufQueRemove (
|
|
IN NET_BUF_QUEUE *NbufQue
|
|
);
|
|
|
|
VOID
|
|
NetbufQueAppend (
|
|
IN NET_BUF_QUEUE *NbufQue,
|
|
IN NET_BUF *Nbuf
|
|
);
|
|
|
|
UINT32
|
|
NetbufQueCopy (
|
|
IN NET_BUF_QUEUE *NbufQue,
|
|
IN UINT32 Offset,
|
|
IN UINT32 Len,
|
|
IN UINT8 *Dest
|
|
);
|
|
|
|
UINT32
|
|
NetbufQueTrim (
|
|
IN NET_BUF_QUEUE *NbufQue,
|
|
IN UINT32 Len
|
|
);
|
|
|
|
VOID
|
|
NetbufQueFlush (
|
|
IN NET_BUF_QUEUE *NbufQue
|
|
);
|
|
|
|
UINT16
|
|
NetblockChecksum (
|
|
IN UINT8 *Bulk,
|
|
IN UINT32 Len
|
|
);
|
|
|
|
UINT16
|
|
NetAddChecksum (
|
|
IN UINT16 Checksum1,
|
|
IN UINT16 Checksum2
|
|
);
|
|
|
|
UINT16
|
|
NetbufChecksum (
|
|
IN NET_BUF *Nbuf
|
|
);
|
|
|
|
UINT16
|
|
NetPseudoHeadChecksum (
|
|
IN IP4_ADDR Src,
|
|
IN IP4_ADDR Dst,
|
|
IN UINT8 Proto,
|
|
IN UINT16 Len
|
|
);
|
|
|
|
//
|
|
// The debug level definition. This value is also used as the
|
|
// syslog's servity level. Don't change it.
|
|
//
|
|
enum {
|
|
NETDEBUG_LEVEL_TRACE = 5,
|
|
NETDEBUG_LEVEL_WARNING = 4,
|
|
NETDEBUG_LEVEL_ERROR = 3,
|
|
};
|
|
|
|
#ifdef EFI_NETWORK_STACK_DEBUG
|
|
|
|
//
|
|
// The debug output expects the ASCII format string, Use %a to print ASCII
|
|
// string, and %s to print UNICODE string. PrintArg must be enclosed in ().
|
|
// For example: NET_DEBUG_TRACE ("Tcp", ("State transit to %a\n", Name));
|
|
//
|
|
#define NET_DEBUG_TRACE(Module, PrintArg) \
|
|
NetDebugOutput ( \
|
|
NETDEBUG_LEVEL_TRACE, \
|
|
Module, \
|
|
__FILE__, \
|
|
__LINE__, \
|
|
NetDebugASPrint PrintArg \
|
|
)
|
|
|
|
#define NET_DEBUG_WARNING(Module, PrintArg) \
|
|
NetDebugOutput ( \
|
|
NETDEBUG_LEVEL_WARNING, \
|
|
Module, \
|
|
__FILE__, \
|
|
__LINE__, \
|
|
NetDebugASPrint PrintArg \
|
|
)
|
|
|
|
#define NET_DEBUG_ERROR(Module, PrintArg) \
|
|
NetDebugOutput ( \
|
|
NETDEBUG_LEVEL_ERROR, \
|
|
Module, \
|
|
__FILE__, \
|
|
__LINE__, \
|
|
NetDebugASPrint PrintArg \
|
|
)
|
|
|
|
#else
|
|
#define NET_DEBUG_TRACE(Module, PrintString)
|
|
#define NET_DEBUG_WARNING(Module, PrintString)
|
|
#define NET_DEBUG_ERROR(Module, PrintString)
|
|
#endif
|
|
|
|
UINT8 *
|
|
NetDebugASPrint (
|
|
UINT8 *Format,
|
|
...
|
|
);
|
|
|
|
EFI_STATUS
|
|
NetDebugOutput (
|
|
UINT32 Level,
|
|
UINT8 *Module,
|
|
UINT8 *File,
|
|
UINT32 Line,
|
|
UINT8 *Message
|
|
);
|
|
|
|
//
|
|
// Network debug message is sent out as syslog.
|
|
//
|
|
enum {
|
|
NET_SYSLOG_FACILITY = 16, // Syslog local facility local use
|
|
NET_SYSLOG_PACKET_LEN = 512,
|
|
NET_DEBUG_MSG_LEN = 470, // 512 - (ether+ip+udp head length)
|
|
NET_SYSLOG_TX_TIMEOUT = 500 *1000 *10, // 500ms
|
|
};
|
|
#endif
|