/** @file\r
Network library.\r
\r
-Copyright (c) 2005 - 2010, Intel Corporation.<BR>\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
\r
#include <Uefi.h>\r
\r
+#include <IndustryStandard/SmBios.h>\r
+\r
#include <Protocol/DriverBinding.h>\r
#include <Protocol/ServiceBinding.h>\r
#include <Protocol/SimpleNetwork.h>\r
#include <Protocol/HiiConfigRouting.h>\r
#include <Protocol/ComponentName.h>\r
#include <Protocol/ComponentName2.h>\r
+#include <Protocol/HiiConfigAccess.h>\r
\r
#include <Guid/NicIp4ConfigNvData.h>\r
+#include <Guid/SmBios.h>\r
\r
#include <Library/NetLib.h>\r
#include <Library/BaseLib.h>\r
#include <Library/DevicePathLib.h>\r
#include <Library/HiiLib.h>\r
#include <Library/PrintLib.h>\r
+#include <Library/UefiLib.h>\r
\r
#define NIC_ITEM_CONFIG_SIZE sizeof (NIC_IP4_CONFIG_INFO) + sizeof (EFI_IP4_ROUTE_TABLE) * MAX_IP4_CONFIG_IN_VARIABLE\r
\r
\r
**/\r
CHAR8 *\r
+EFIAPI\r
NetDebugASPrint (\r
IN CHAR8 *Format,\r
...\r
than the mNetDebugLevelMax. Or, it has been sent out.\r
**/\r
EFI_STATUS\r
+EFIAPI\r
NetDebugOutput (\r
IN UINT32 Level,\r
IN UINT8 *Module,\r
\r
**/\r
BOOLEAN\r
+EFIAPI\r
NetIp6IsValidUnicast (\r
IN EFI_IPv6_ADDRESS *Ip6\r
)\r
\r
**/\r
BOOLEAN\r
+EFIAPI\r
NetIp6IsUnspecifiedAddr (\r
IN EFI_IPv6_ADDRESS *Ip6\r
)\r
\r
**/\r
BOOLEAN\r
+EFIAPI\r
NetIp6IsLinkLocalAddr (\r
IN EFI_IPv6_ADDRESS *Ip6\r
)\r
\r
**/\r
BOOLEAN\r
+EFIAPI\r
NetIp6IsNetEqual (\r
EFI_IPv6_ADDRESS *Ip1,\r
EFI_IPv6_ADDRESS *Ip2,\r
\r
**/\r
EFI_IPv6_ADDRESS *\r
+EFIAPI\r
Ip6Swap128 (\r
EFI_IPv6_ADDRESS *Ip6\r
)\r
byte stream.\r
\r
@param[in, out] Buf The buffer to put the UINT32.\r
- @param[in] Data The data to put.\r
+ @param[in] Data The data to be converted and put into the byte stream.\r
\r
**/\r
VOID\r
}\r
\r
\r
+/**\r
+ Internal function to get the child handle of the NIC handle.\r
+\r
+ @param[in] Controller NIC controller handle.\r
+ @param[out] ChildHandle Returned child handle.\r
+\r
+ @retval EFI_SUCCESS Successfully to get child handle.\r
+ @retval Others Failed to get child handle.\r
+\r
+**/\r
+EFI_STATUS\r
+NetGetChildHandle (\r
+ IN EFI_HANDLE Controller,\r
+ OUT EFI_HANDLE *ChildHandle\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_HANDLE *Handles;\r
+ UINTN HandleCount;\r
+ UINTN Index;\r
+ EFI_DEVICE_PATH_PROTOCOL *ChildDeviceDevicePath;\r
+ VENDOR_DEVICE_PATH *VendorDeviceNode;\r
+\r
+ //\r
+ // Locate all EFI Hii Config Access protocols\r
+ //\r
+ Status = gBS->LocateHandleBuffer (\r
+ ByProtocol,\r
+ &gEfiHiiConfigAccessProtocolGuid,\r
+ NULL,\r
+ &HandleCount,\r
+ &Handles\r
+ );\r
+ if (EFI_ERROR (Status) || (HandleCount == 0)) {\r
+ return Status;\r
+ }\r
+\r
+ Status = EFI_NOT_FOUND;\r
+\r
+ for (Index = 0; Index < HandleCount; Index++) {\r
+\r
+ Status = EfiTestChildHandle (Controller, Handles[Index], &gEfiManagedNetworkServiceBindingProtocolGuid);\r
+ if (!EFI_ERROR (Status)) {\r
+ //\r
+ // Get device path on the child handle\r
+ //\r
+ Status = gBS->HandleProtocol (\r
+ Handles[Index],\r
+ &gEfiDevicePathProtocolGuid,\r
+ (VOID **) &ChildDeviceDevicePath\r
+ );\r
+\r
+ if (!EFI_ERROR (Status)) {\r
+ while (!IsDevicePathEnd (ChildDeviceDevicePath)) {\r
+ ChildDeviceDevicePath = NextDevicePathNode (ChildDeviceDevicePath);\r
+ //\r
+ // Parse one instance\r
+ //\r
+ if (ChildDeviceDevicePath->Type == HARDWARE_DEVICE_PATH &&\r
+ ChildDeviceDevicePath->SubType == HW_VENDOR_DP) {\r
+ VendorDeviceNode = (VENDOR_DEVICE_PATH *) ChildDeviceDevicePath;\r
+ if (CompareMem (&VendorDeviceNode->Guid, &gEfiNicIp4ConfigVariableGuid, sizeof (EFI_GUID)) == 0) {\r
+ //\r
+ // Found item matched gEfiNicIp4ConfigVariableGuid\r
+ //\r
+ *ChildHandle = Handles[Index];\r
+ FreePool (Handles);\r
+ return EFI_SUCCESS;\r
+ }\r
+ }\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ FreePool (Handles);\r
+ return Status;\r
+}\r
+\r
+\r
/**\r
This is the default unload handle for all the network drivers.\r
\r
(VOID **) &Mnp\r
);\r
if (EFI_ERROR (Status)) {\r
+ MnpSb->DestroyChild (MnpSb, MnpChildHandle);\r
return Status;\r
}\r
\r
//\r
Status = Mnp->GetModeData (Mnp, NULL, &SnpModeData);\r
if (EFI_ERROR (Status)) {\r
+ MnpSb->DestroyChild (MnpSb, MnpChildHandle);\r
return Status;\r
}\r
SnpMode = &SnpModeData;\r
return EFI_SUCCESS;\r
}\r
\r
+/**\r
+ Detect media status for specified network device.\r
+\r
+ The underlying UNDI driver may or may not support reporting media status from\r
+ GET_STATUS command (PXE_STATFLAGS_GET_STATUS_NO_MEDIA_SUPPORTED). This routine\r
+ will try to invoke Snp->GetStatus() to get the media status: if media already\r
+ present, it return directly; if media not present, it will stop SNP and then\r
+ restart SNP to get the latest media status, this give chance to get the correct\r
+ media status for old UNDI driver which doesn't support reporting media status\r
+ from GET_STATUS command.\r
+ Note: there will be two limitations for current algorithm:\r
+ 1) for UNDI with this capability, in case of cable is not attached, there will\r
+ be an redundant Stop/Start() process;\r
+ 2) for UNDI without this capability, in case that network cable is attached when\r
+ Snp->Initialize() is invoked while network cable is unattached later,\r
+ NetLibDetectMedia() will report MediaPresent as TRUE, causing upper layer\r
+ apps to wait for timeout time.\r
+\r
+ @param[in] ServiceHandle The handle where network service binding protocols are\r
+ installed on.\r
+ @param[out] MediaPresent The pointer to store the media status.\r
+\r
+ @retval EFI_SUCCESS Media detection success.\r
+ @retval EFI_INVALID_PARAMETER ServiceHandle is not valid network device handle.\r
+ @retval EFI_UNSUPPORTED Network device does not support media detection.\r
+ @retval EFI_DEVICE_ERROR SNP is in unknown state.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+NetLibDetectMedia (\r
+ IN EFI_HANDLE ServiceHandle,\r
+ OUT BOOLEAN *MediaPresent\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_HANDLE SnpHandle;\r
+ EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r
+ UINT32 InterruptStatus;\r
+ UINT32 OldState;\r
+ EFI_MAC_ADDRESS *MCastFilter;\r
+ UINT32 MCastFilterCount;\r
+ UINT32 EnableFilterBits;\r
+ UINT32 DisableFilterBits;\r
+ BOOLEAN ResetMCastFilters;\r
+\r
+ ASSERT (MediaPresent != NULL);\r
+\r
+ //\r
+ // Get SNP handle\r
+ //\r
+ Snp = NULL;\r
+ SnpHandle = NetLibGetSnpHandle (ServiceHandle, &Snp);\r
+ if (SnpHandle == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ //\r
+ // Check whether SNP support media detection\r
+ //\r
+ if (!Snp->Mode->MediaPresentSupported) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ //\r
+ // Invoke Snp->GetStatus() to refresh MediaPresent field in SNP mode data\r
+ //\r
+ Status = Snp->GetStatus (Snp, &InterruptStatus, NULL);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ if (Snp->Mode->MediaPresent) {\r
+ //\r
+ // Media is present, return directly\r
+ //\r
+ *MediaPresent = TRUE;\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ //\r
+ // Till now, GetStatus() report no media; while, in case UNDI not support\r
+ // reporting media status from GetStatus(), this media status may be incorrect.\r
+ // So, we will stop SNP and then restart it to get the correct media status.\r
+ //\r
+ OldState = Snp->Mode->State;\r
+ if (OldState >= EfiSimpleNetworkMaxState) {\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
+\r
+ MCastFilter = NULL;\r
+\r
+ if (OldState == EfiSimpleNetworkInitialized) {\r
+ //\r
+ // SNP is already in use, need Shutdown/Stop and then Start/Initialize\r
+ //\r
+\r
+ //\r
+ // Backup current SNP receive filter settings\r
+ //\r
+ EnableFilterBits = Snp->Mode->ReceiveFilterSetting;\r
+ DisableFilterBits = Snp->Mode->ReceiveFilterMask ^ EnableFilterBits;\r
+\r
+ ResetMCastFilters = TRUE;\r
+ MCastFilterCount = Snp->Mode->MCastFilterCount;\r
+ if (MCastFilterCount != 0) {\r
+ MCastFilter = AllocateCopyPool (\r
+ MCastFilterCount * sizeof (EFI_MAC_ADDRESS),\r
+ Snp->Mode->MCastFilter\r
+ );\r
+ ASSERT (MCastFilter != NULL);\r
+\r
+ ResetMCastFilters = FALSE;\r
+ }\r
+\r
+ //\r
+ // Shutdown/Stop the simple network\r
+ //\r
+ Status = Snp->Shutdown (Snp);\r
+ if (!EFI_ERROR (Status)) {\r
+ Status = Snp->Stop (Snp);\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
+\r
+ //\r
+ // Start/Initialize the simple network\r
+ //\r
+ Status = Snp->Start (Snp);\r
+ if (!EFI_ERROR (Status)) {\r
+ Status = Snp->Initialize (Snp, 0, 0);\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
+\r
+ //\r
+ // Here we get the correct media status\r
+ //\r
+ *MediaPresent = Snp->Mode->MediaPresent;\r
+\r
+ //\r
+ // Restore SNP receive filter settings\r
+ //\r
+ Status = Snp->ReceiveFilters (\r
+ Snp,\r
+ EnableFilterBits,\r
+ DisableFilterBits,\r
+ ResetMCastFilters,\r
+ MCastFilterCount,\r
+ MCastFilter\r
+ );\r
+\r
+ if (MCastFilter != NULL) {\r
+ FreePool (MCastFilter);\r
+ }\r
+\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // SNP is not in use, it's in state of EfiSimpleNetworkStopped or EfiSimpleNetworkStarted\r
+ //\r
+ if (OldState == EfiSimpleNetworkStopped) {\r
+ //\r
+ // SNP not start yet, start it\r
+ //\r
+ Status = Snp->Start (Snp);\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
+ }\r
+\r
+ //\r
+ // Initialize the simple network\r
+ //\r
+ Status = Snp->Initialize (Snp, 0, 0);\r
+ if (EFI_ERROR (Status)) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Exit;\r
+ }\r
+\r
+ //\r
+ // Here we get the correct media status\r
+ //\r
+ *MediaPresent = Snp->Mode->MediaPresent;\r
+\r
+ //\r
+ // Shut down the simple network\r
+ //\r
+ Snp->Shutdown (Snp);\r
+\r
+Exit:\r
+ if (OldState == EfiSimpleNetworkStopped) {\r
+ //\r
+ // Original SNP sate is Stopped, restore to original state\r
+ //\r
+ Snp->Stop (Snp);\r
+ }\r
+\r
+ if (MCastFilter != NULL) {\r
+ FreePool (MCastFilter);\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
/**\r
Check the default address used by the IPv4 driver is static or dynamic (acquired\r
from DHCP).\r
EFI_STRING AccessProgress;\r
EFI_STRING AccessResults;\r
EFI_STRING String;\r
+ EFI_HANDLE ChildHandle;\r
\r
ConfigInfo = NULL;\r
ConfigHdr = NULL;\r
return TRUE;\r
}\r
\r
+ Status = NetGetChildHandle (Controller, &ChildHandle);\r
+ if (EFI_ERROR (Status)) {\r
+ return TRUE;\r
+ }\r
+\r
//\r
// Construct config request string header\r
//\r
- ConfigHdr = HiiConstructConfigHdr (&gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE, Controller);\r
+ ConfigHdr = HiiConstructConfigHdr (&gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE, ChildHandle);\r
if (ConfigHdr == NULL) {\r
return TRUE;\r
}\r
goto ON_EXIT;\r
}\r
\r
- ConfigInfo = AllocateZeroPool (sizeof (NIC_ITEM_CONFIG_SIZE));\r
+ ConfigInfo = AllocateZeroPool (NIC_ITEM_CONFIG_SIZE);\r
if (ConfigInfo == NULL) {\r
goto ON_EXIT;\r
}\r
\r
The header type of IPv4 device path node is MESSAGING_DEVICE_PATH.\r
The header subtype of IPv4 device path node is MSG_IPv4_DP.\r
- The length of the IPv4 device path node in bytes is 19.\r
Get other info from parameters to make up the whole IPv4 device path node.\r
\r
@param[in, out] Node Pointer to the IPv4 device path node.\r
{\r
Node->Header.Type = MESSAGING_DEVICE_PATH;\r
Node->Header.SubType = MSG_IPv4_DP;\r
- SetDevicePathNodeLength (&Node->Header, 19);\r
+ SetDevicePathNodeLength (&Node->Header, sizeof (IPv4_DEVICE_PATH));\r
\r
CopyMem (&Node->LocalIpAddress, &LocalIp, sizeof (EFI_IPv4_ADDRESS));\r
CopyMem (&Node->RemoteIpAddress, &RemoteIp, sizeof (EFI_IPv4_ADDRESS));\r
} else {\r
Node->StaticIpAddress = NetLibDefaultAddressIsStatic (Controller);\r
}\r
+\r
+ //\r
+ // Set the Gateway IP address to default value 0:0:0:0.\r
+ // Set the Subnet mask to default value 255:255:255:0.\r
+ //\r
+ ZeroMem (&Node->GatewayIpAddress, sizeof (EFI_IPv4_ADDRESS));\r
+ SetMem (&Node->SubnetMask, sizeof (EFI_IPv4_ADDRESS), 0xff);\r
+ Node->SubnetMask.Addr[3] = 0;\r
}\r
\r
/**\r
Node->RemotePort = RemotePort;\r
\r
Node->Protocol = Protocol;\r
- Node->StaticIpAddress = FALSE;\r
+\r
+ //\r
+ // Set default value to IPAddressOrigin, PrefixLength.\r
+ // Set the Gateway IP address to unspecified address.\r
+ //\r
+ Node->IpAddressOrigin = 0;\r
+ Node->PrefixLength = IP6_PREFIX_LENGTH;\r
+ ZeroMem (&Node->GatewayIpAddress, sizeof (EFI_IPv6_ADDRESS));\r
}\r
\r
/**\r
@param[in] String The pointer to the Ascii string.\r
@param[out] Ip4Address The pointer to the converted IPv4 address.\r
\r
- @retval EFI_SUCCESS Convert to IPv4 address successfully. \r
+ @retval EFI_SUCCESS Convert to IPv4 address successfully.\r
@retval EFI_INVALID_PARAMETER The string is mal-formated or Ip4Address is NULL.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
NetLibAsciiStrToIp4 (\r
IN CONST CHAR8 *String,\r
OUT EFI_IPv4_ADDRESS *Ip4Address\r
\r
//\r
// Convert the string to IPv4 address. AsciiStrDecimalToUintn stops at the\r
- // first character that is not a valid decimal character, '.' or '\0' here. \r
+ // first character that is not a valid decimal character, '.' or '\0' here.\r
//\r
NodeVal = AsciiStrDecimalToUintn (TempStr);\r
if (NodeVal > 0xFF) {\r
@param[in] String The pointer to the Ascii string.\r
@param[out] Ip6Address The pointer to the converted IPv6 address.\r
\r
- @retval EFI_SUCCESS Convert to IPv6 address successfully. \r
+ @retval EFI_SUCCESS Convert to IPv6 address successfully.\r
@retval EFI_INVALID_PARAMETER The string is mal-formated or Ip6Address is NULL.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
NetLibAsciiStrToIp6 (\r
IN CONST CHAR8 *String,\r
OUT EFI_IPv6_ADDRESS *Ip6Address\r
UINTN NodeVal;\r
BOOLEAN Short;\r
BOOLEAN Update;\r
+ BOOLEAN LeadZero;\r
+ UINT8 LeadZeroCnt;\r
+ UINT8 Cnt;\r
\r
if ((String == NULL) || (Ip6Address == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
- Ip6Str = (CHAR8 *) String;\r
- AllowedCnt = 6;\r
+ Ip6Str = (CHAR8 *) String;\r
+ AllowedCnt = 6;\r
+ LeadZeroCnt = 0;\r
\r
//\r
// An IPv6 address leading with : looks strange.\r
return EFI_INVALID_PARAMETER;\r
} else {\r
AllowedCnt = 7;\r
- } \r
+ }\r
}\r
\r
ZeroMem (Ip6Address, sizeof (EFI_IPv6_ADDRESS));\r
TailNodeCnt = 0;\r
Short = FALSE;\r
Update = FALSE;\r
+ LeadZero = FALSE;\r
\r
for (Index = 0; Index < 15; Index = (UINT8) (Index + 2)) {\r
TempStr = Ip6Str;\r
\r
if (*Ip6Str == ':') {\r
if (*(Ip6Str + 1) == ':') {\r
- if ((*(Ip6Str + 2) == '0') || (NodeCnt > 6)) {\r
+ if ((NodeCnt > 6) || \r
+ ((*(Ip6Str + 2) != '\0') && (AsciiStrHexToUintn (Ip6Str + 2) == 0))) {\r
//\r
// ::0 looks strange. report error to user.\r
//\r
return EFI_INVALID_PARAMETER;\r
- } \r
+ }\r
+ if ((NodeCnt == 6) && (*(Ip6Str + 2) != '\0') && \r
+ (AsciiStrHexToUintn (Ip6Str + 2) != 0)) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
\r
//\r
// Skip the abbreviation part of IPv6 address.\r
//\r
return EFI_INVALID_PARAMETER;\r
}\r
- \r
+\r
TailNodeCnt++;\r
if (TailNodeCnt >= (AllowedCnt - NodeCnt)) {\r
//\r
}\r
\r
TempStr2++;\r
- } \r
+ }\r
\r
Short = TRUE;\r
Update = TRUE;\r
\r
Ip6Str = Ip6Str + 2;\r
} else {\r
+ if (*(Ip6Str + 1) == '\0') {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
Ip6Str++;\r
NodeCnt++;\r
if ((Short && (NodeCnt > 6)) || (!Short && (NodeCnt > 7))) {\r
//\r
return EFI_INVALID_PARAMETER;\r
}\r
- } \r
- } \r
+ }\r
+ }\r
\r
//\r
// Convert the string to IPv6 address. AsciiStrHexToUintn stops at the first\r
- // character that is not a valid hexadecimal character, ':' or '\0' here. \r
+ // character that is not a valid hexadecimal character, ':' or '\0' here.\r
//\r
NodeVal = AsciiStrHexToUintn (TempStr);\r
if ((NodeVal > 0xFFFF) || (Index > 14)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
+ if (NodeVal != 0) {\r
+ if ((*TempStr == '0') && \r
+ ((*(TempStr + 2) == ':') || (*(TempStr + 3) == ':') || \r
+ (*(TempStr + 2) == '\0') || (*(TempStr + 3) == '\0'))) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ if ((*TempStr == '0') && (*(TempStr + 4) != '\0') && \r
+ (*(TempStr + 4) != ':')) { \r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ } else {\r
+ if (((*TempStr == '0') && (*(TempStr + 1) == '0') && \r
+ ((*(TempStr + 2) == ':') || (*(TempStr + 2) == '\0'))) ||\r
+ ((*TempStr == '0') && (*(TempStr + 1) == '0') && (*(TempStr + 2) == '0') && \r
+ ((*(TempStr + 3) == ':') || (*(TempStr + 3) == '\0')))) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ }\r
+\r
+ Cnt = 0;\r
+ while ((TempStr[Cnt] != ':') && (TempStr[Cnt] != '\0')) {\r
+ Cnt++; \r
+ }\r
+ if (LeadZeroCnt == 0) {\r
+ if ((Cnt == 4) && (*TempStr == '0')) {\r
+ LeadZero = TRUE;\r
+ LeadZeroCnt++;\r
+ }\r
+ if ((Cnt != 0) && (Cnt < 4)) {\r
+ LeadZero = FALSE;\r
+ LeadZeroCnt++;\r
+ }\r
+ } else {\r
+ if ((Cnt == 4) && (*TempStr == '0') && !LeadZero) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ if ((Cnt != 0) && (Cnt < 4) && LeadZero) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ } \r
\r
Ip6Address->Addr[Index] = (UINT8) (NodeVal >> 8);\r
Ip6Address->Addr[Index + 1] = (UINT8) (NodeVal & 0xFF);\r
@param[in] String The pointer to the Ascii string.\r
@param[out] Ip4Address The pointer to the converted IPv4 address.\r
\r
- @retval EFI_SUCCESS Convert to IPv4 address successfully. \r
+ @retval EFI_SUCCESS Convert to IPv4 address successfully.\r
@retval EFI_INVALID_PARAMETER The string is mal-formated or Ip4Address is NULL.\r
@retval EFI_OUT_OF_RESOURCES Fail to perform the operation due to lack of resource.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
NetLibStrToIp4 (\r
IN CONST CHAR16 *String,\r
OUT EFI_IPv4_ADDRESS *Ip4Address\r
{\r
CHAR8 *Ip4Str;\r
EFI_STATUS Status;\r
- \r
+\r
if ((String == NULL) || (Ip4Address == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
@param[in] String The pointer to the Ascii string.\r
@param[out] Ip6Address The pointer to the converted IPv6 address.\r
\r
- @retval EFI_SUCCESS Convert to IPv6 address successfully. \r
+ @retval EFI_SUCCESS Convert to IPv6 address successfully.\r
@retval EFI_INVALID_PARAMETER The string is mal-formated or Ip6Address is NULL.\r
@retval EFI_OUT_OF_RESOURCES Fail to perform the operation due to lack of resource.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
NetLibStrToIp6 (\r
IN CONST CHAR16 *String,\r
OUT EFI_IPv6_ADDRESS *Ip6Address\r
- ) \r
+ )\r
{\r
CHAR8 *Ip6Str;\r
EFI_STATUS Status;\r
- \r
+\r
if ((String == NULL) || (Ip6Address == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
@param[out] Ip6Address The pointer to the converted IPv6 address.\r
@param[out] PrefixLength The pointer to the converted prefix length.\r
\r
- @retval EFI_SUCCESS Convert to IPv6 address successfully. \r
+ @retval EFI_SUCCESS Convert to IPv6 address successfully.\r
@retval EFI_INVALID_PARAMETER The string is mal-formated or Ip6Address is NULL.\r
@retval EFI_OUT_OF_RESOURCES Fail to perform the operation due to lack of resource.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
NetLibStrToIp6andPrefix (\r
IN CONST CHAR16 *String,\r
OUT EFI_IPv6_ADDRESS *Ip6Address,\r
OUT UINT8 *PrefixLength\r
- ) \r
+ )\r
{\r
- CHAR8 *Ip6Str; \r
+ CHAR8 *Ip6Str;\r
CHAR8 *PrefixStr;\r
CHAR8 *TempStr;\r
EFI_STATUS Status;\r
UINT8 Length;\r
- \r
+\r
if ((String == NULL) || (Ip6Address == NULL) || (PrefixLength == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
goto Exit;\r
}\r
\r
+ //\r
+ // If input string doesn't indicate the prefix length, return 0xff.\r
+ //\r
+ Length = 0xFF;\r
+\r
//\r
// Convert the string to prefix length\r
//\r
- Length = 0;\r
if (PrefixStr != NULL) {\r
\r
Status = EFI_INVALID_PARAMETER;\r
-\r
+ Length = 0;\r
while (*PrefixStr != '\0') {\r
if (NET_IS_DIGIT (*PrefixStr)) {\r
Length = (UINT8) (Length * 10 + (*PrefixStr - '0'));\r
return Status;\r
}\r
\r
+\r
+\r
+/**\r
+ This function obtains the system guid from the smbios table.\r
+\r
+ @param[out] SystemGuid The pointer of the returned system guid.\r
+\r
+ @retval EFI_SUCCESS Successfully obtained the system guid.\r
+ @retval EFI_NOT_FOUND Did not find the SMBIOS table.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+NetLibGetSystemGuid (\r
+ OUT EFI_GUID *SystemGuid\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ SMBIOS_TABLE_ENTRY_POINT *SmbiosTable;\r
+ SMBIOS_STRUCTURE_POINTER Smbios;\r
+ SMBIOS_STRUCTURE_POINTER SmbiosEnd;\r
+ CHAR8 *String;\r
+\r
+ SmbiosTable = NULL;\r
+ Status = EfiGetSystemConfigurationTable (&gEfiSmbiosTableGuid, (VOID **) &SmbiosTable);\r
+\r
+ if (EFI_ERROR (Status) || SmbiosTable == NULL) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ Smbios.Hdr = (SMBIOS_STRUCTURE *) (UINTN) SmbiosTable->TableAddress;\r
+ SmbiosEnd.Raw = (UINT8 *) (UINTN) (SmbiosTable->TableAddress + SmbiosTable->TableLength);\r
+\r
+ do {\r
+ if (Smbios.Hdr->Type == 1) {\r
+ if (Smbios.Hdr->Length < 0x19) {\r
+ //\r
+ // Older version did not support UUID.\r
+ //\r
+ return EFI_NOT_FOUND;\r
+ }\r
+ \r
+ //\r
+ // SMBIOS tables are byte packed so we need to do a byte copy to\r
+ // prevend alignment faults on Itanium-based platform.\r
+ //\r
+ CopyMem (SystemGuid, &Smbios.Type1->Uuid, sizeof (EFI_GUID));\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ //\r
+ // Go to the next SMBIOS structure. Each SMBIOS structure may include 2 parts:\r
+ // 1. Formatted section; 2. Unformatted string section. So, 2 steps are needed\r
+ // to skip one SMBIOS structure.\r
+ //\r
+ \r
+ //\r
+ // Step 1: Skip over formatted section.\r
+ //\r
+ String = (CHAR8 *) (Smbios.Raw + Smbios.Hdr->Length);\r
+ \r
+ //\r
+ // Step 2: Skip over unformated string section.\r
+ //\r
+ do {\r
+ //\r
+ // Each string is terminated with a NULL(00h) BYTE and the sets of strings\r
+ // is terminated with an additional NULL(00h) BYTE.\r
+ //\r
+ for ( ; *String != 0; String++) {\r
+ }\r
+\r
+ if (*(UINT8*)++String == 0) {\r
+ //\r
+ // Pointer to the next SMBIOS structure.\r
+ //\r
+ Smbios.Raw = (UINT8 *)++String;\r
+ break;\r
+ } \r
+ } while (TRUE);\r
+ } while (Smbios.Raw < SmbiosEnd.Raw);\r
+ return EFI_NOT_FOUND;\r
+}\r