diff options
Diffstat (limited to 'NetworkPkg/IScsiDxe/IScsiDhcp6.c')
| -rw-r--r-- | NetworkPkg/IScsiDxe/IScsiDhcp6.c | 114 |
1 files changed, 58 insertions, 56 deletions
diff --git a/NetworkPkg/IScsiDxe/IScsiDhcp6.c b/NetworkPkg/IScsiDxe/IScsiDhcp6.c index 691650b733..8ca92b20d1 100644 --- a/NetworkPkg/IScsiDxe/IScsiDhcp6.c +++ b/NetworkPkg/IScsiDxe/IScsiDhcp6.c @@ -8,7 +8,6 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #include "IScsiImpl.h"
-
/**
Extract the Root Path option and get the required target information from
Boot File Uniform Resource Locator (URL) Option.
@@ -29,47 +28,49 @@ EFI_STATUS IScsiDhcp6ExtractRootPath (
IN CHAR8 *RootPath,
IN UINT16 Length,
- IN OUT ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData
+ IN OUT ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData
)
{
- EFI_STATUS Status;
- UINT16 IScsiRootPathIdLen;
- CHAR8 *TmpStr;
- ISCSI_ROOT_PATH_FIELD Fields[RP_FIELD_IDX_MAX];
- ISCSI_ROOT_PATH_FIELD *Field;
- UINT32 FieldIndex;
- UINT8 Index;
- ISCSI_SESSION_CONFIG_NVDATA *ConfigNvData;
- EFI_IP_ADDRESS Ip;
- UINT8 IpMode;
-
- ConfigNvData = &ConfigData->SessionConfigData;
+ EFI_STATUS Status;
+ UINT16 IScsiRootPathIdLen;
+ CHAR8 *TmpStr;
+ ISCSI_ROOT_PATH_FIELD Fields[RP_FIELD_IDX_MAX];
+ ISCSI_ROOT_PATH_FIELD *Field;
+ UINT32 FieldIndex;
+ UINT8 Index;
+ ISCSI_SESSION_CONFIG_NVDATA *ConfigNvData;
+ EFI_IP_ADDRESS Ip;
+ UINT8 IpMode;
+
+ ConfigNvData = &ConfigData->SessionConfigData;
ConfigNvData->DnsMode = FALSE;
//
// "iscsi:"<servername>":"<protocol>":"<port>":"<LUN>":"<targetname>
//
- IScsiRootPathIdLen = (UINT16) AsciiStrLen (ISCSI_ROOT_PATH_ID);
+ IScsiRootPathIdLen = (UINT16)AsciiStrLen (ISCSI_ROOT_PATH_ID);
if ((Length <= IScsiRootPathIdLen) ||
- (CompareMem (RootPath, ISCSI_ROOT_PATH_ID, IScsiRootPathIdLen) != 0)) {
+ (CompareMem (RootPath, ISCSI_ROOT_PATH_ID, IScsiRootPathIdLen) != 0))
+ {
return EFI_NOT_FOUND;
}
+
//
// Skip the iSCSI RootPath ID "iscsi:".
//
RootPath = RootPath + IScsiRootPathIdLen;
- Length = (UINT16) (Length - IScsiRootPathIdLen);
+ Length = (UINT16)(Length - IScsiRootPathIdLen);
- TmpStr = (CHAR8 *) AllocatePool (Length + 1);
+ TmpStr = (CHAR8 *)AllocatePool (Length + 1);
if (TmpStr == NULL) {
return EFI_OUT_OF_RESOURCES;
}
CopyMem (TmpStr, RootPath, Length);
- TmpStr[Length] = '\0';
+ TmpStr[Length] = '\0';
- Index = 0;
- FieldIndex = 0;
+ Index = 0;
+ FieldIndex = 0;
ZeroMem (&Fields[0], sizeof (Fields));
//
@@ -87,7 +88,7 @@ IScsiDhcp6ExtractRootPath ( Fields[RP_FIELD_IDX_SERVERNAME].Str = &TmpStr[Index];
if (!ConfigNvData->DnsMode) {
- while ((TmpStr[Index] != ISCSI_ROOT_PATH_ADDR_END_DELIMITER)&& (Index < Length)) {
+ while ((TmpStr[Index] != ISCSI_ROOT_PATH_ADDR_END_DELIMITER) && (Index < Length)) {
Index++;
}
@@ -95,25 +96,25 @@ IScsiDhcp6ExtractRootPath ( // Skip ']' and ':'.
//
TmpStr[Index] = '\0';
- Index += 2;
+ Index += 2;
} else {
while ((TmpStr[Index] != ISCSI_ROOT_PATH_FIELD_DELIMITER) && (Index < Length)) {
Index++;
}
+
//
// Skip ':'.
//
TmpStr[Index] = '\0';
- Index += 1;
+ Index += 1;
}
- Fields[RP_FIELD_IDX_SERVERNAME].Len = (UINT8) AsciiStrLen (Fields[RP_FIELD_IDX_SERVERNAME].Str);
+ Fields[RP_FIELD_IDX_SERVERNAME].Len = (UINT8)AsciiStrLen (Fields[RP_FIELD_IDX_SERVERNAME].Str);
//
// Extract others fields in the Root Path option string.
//
for (FieldIndex = 1; (FieldIndex < RP_FIELD_IDX_MAX) && (Index < Length); FieldIndex++) {
-
if (TmpStr[Index] != ISCSI_ROOT_PATH_FIELD_DELIMITER) {
Fields[FieldIndex].Str = &TmpStr[Index];
}
@@ -129,7 +130,7 @@ IScsiDhcp6ExtractRootPath ( }
if (Fields[FieldIndex].Str != NULL) {
- Fields[FieldIndex].Len = (UINT8) AsciiStrLen (Fields[FieldIndex].Str);
+ Fields[FieldIndex].Len = (UINT8)AsciiStrLen (Fields[FieldIndex].Str);
}
}
}
@@ -142,15 +143,16 @@ IScsiDhcp6ExtractRootPath ( if ((Fields[RP_FIELD_IDX_SERVERNAME].Str == NULL) ||
(Fields[RP_FIELD_IDX_TARGETNAME].Str == NULL) ||
(Fields[RP_FIELD_IDX_PROTOCOL].Len > 1)
- ) {
-
+ )
+ {
Status = EFI_INVALID_PARAMETER;
goto ON_EXIT;
}
+
//
// Get the IP address of the target.
//
- Field = &Fields[RP_FIELD_IDX_SERVERNAME];
+ Field = &Fields[RP_FIELD_IDX_SERVERNAME];
if (ConfigNvData->IpMode < IP_MODE_AUTOCONFIG) {
IpMode = ConfigNvData->IpMode;
} else {
@@ -164,10 +166,11 @@ IScsiDhcp6ExtractRootPath ( if ((Field->Len + 2) > sizeof (ConfigNvData->TargetUrl)) {
return EFI_INVALID_PARAMETER;
}
+
CopyMem (&ConfigNvData->TargetUrl, Field->Str, Field->Len);
ConfigNvData->TargetUrl[Field->Len + 1] = '\0';
} else {
- ZeroMem(&ConfigNvData->TargetUrl, sizeof (ConfigNvData->TargetUrl));
+ ZeroMem (&ConfigNvData->TargetUrl, sizeof (ConfigNvData->TargetUrl));
Status = IScsiAsciiStrToIp (Field->Str, IpMode, &Ip);
CopyMem (&ConfigNvData->TargetIp, &Ip, sizeof (EFI_IP_ADDRESS));
@@ -184,15 +187,17 @@ IScsiDhcp6ExtractRootPath ( Status = EFI_INVALID_PARAMETER;
goto ON_EXIT;
}
+
//
// Get the port of the iSCSI target.
//
Field = &Fields[RP_FIELD_IDX_PORT];
if (Field->Str != NULL) {
- ConfigNvData->TargetPort = (UINT16) AsciiStrDecimalToUintn (Field->Str);
+ ConfigNvData->TargetPort = (UINT16)AsciiStrDecimalToUintn (Field->Str);
} else {
ConfigNvData->TargetPort = ISCSI_WELL_KNOWN_PORT;
}
+
//
// Get the LUN.
//
@@ -205,6 +210,7 @@ IScsiDhcp6ExtractRootPath ( } else {
ZeroMem (ConfigNvData->BootLun, sizeof (ConfigNvData->BootLun));
}
+
//
// Get the target iSCSI Name.
//
@@ -214,6 +220,7 @@ IScsiDhcp6ExtractRootPath ( Status = EFI_INVALID_PARAMETER;
goto ON_EXIT;
}
+
//
// Validate the iSCSI name.
//
@@ -258,23 +265,23 @@ ON_EXIT: EFI_STATUS
EFIAPI
IScsiDhcp6ParseReply (
- IN EFI_DHCP6_PROTOCOL *This,
- IN VOID *Context,
- IN EFI_DHCP6_PACKET *Packet
+ IN EFI_DHCP6_PROTOCOL *This,
+ IN VOID *Context,
+ IN EFI_DHCP6_PACKET *Packet
)
{
- EFI_STATUS Status;
- UINT32 Index;
- UINT32 OptionCount;
- EFI_DHCP6_PACKET_OPTION *BootFileOpt;
- EFI_DHCP6_PACKET_OPTION **OptionList;
- ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData;
- UINT16 ParaLen;
+ EFI_STATUS Status;
+ UINT32 Index;
+ UINT32 OptionCount;
+ EFI_DHCP6_PACKET_OPTION *BootFileOpt;
+ EFI_DHCP6_PACKET_OPTION **OptionList;
+ ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData;
+ UINT16 ParaLen;
OptionCount = 0;
BootFileOpt = NULL;
- Status = This->Parse (This, Packet, &OptionCount, NULL);
+ Status = This->Parse (This, Packet, &OptionCount, NULL);
if (Status != EFI_BUFFER_TOO_SMALL) {
return EFI_NOT_READY;
}
@@ -290,7 +297,7 @@ IScsiDhcp6ParseReply ( goto Exit;
}
- ConfigData = (ISCSI_ATTEMPT_CONFIG_NVDATA *) Context;
+ ConfigData = (ISCSI_ATTEMPT_CONFIG_NVDATA *)Context;
for (Index = 0; Index < OptionCount; Index++) {
OptionList[Index]->OpCode = NTOHS (OptionList[Index]->OpCode);
@@ -300,11 +307,11 @@ IScsiDhcp6ParseReply ( // Get DNS server addresses from this reply packet.
//
if (OptionList[Index]->OpCode == DHCP6_OPT_DNS_SERVERS) {
-
if (((OptionList[Index]->OpLen & 0xf) != 0) || (OptionList[Index]->OpLen == 0)) {
Status = EFI_UNSUPPORTED;
goto Exit;
}
+
//
// Primary DNS server address.
//
@@ -316,7 +323,6 @@ IScsiDhcp6ParseReply ( //
CopyMem (&ConfigData->SecondaryDns, &OptionList[Index]->Data[16], sizeof (EFI_IPv6_ADDRESS));
}
-
} else if (OptionList[Index]->OpCode == DHCP6_OPT_BOOT_FILE_URL) {
//
// The server sends this option to inform the client about an URL to a boot file.
@@ -330,6 +336,7 @@ IScsiDhcp6ParseReply ( Status = EFI_UNSUPPORTED;
goto Exit;
}
+
//
// Check param-len 1, should be 16 bytes.
//
@@ -352,7 +359,7 @@ IScsiDhcp6ParseReply ( // Get iSCSI root path from Boot File Uniform Resource Locator (URL) Option
//
Status = IScsiDhcp6ExtractRootPath (
- (CHAR8 *) BootFileOpt->Data,
+ (CHAR8 *)BootFileOpt->Data,
BootFileOpt->OpLen,
ConfigData
);
@@ -363,7 +370,6 @@ Exit: return Status;
}
-
/**
Parse the DHCP ACK to get the address configuration and DNS information.
@@ -383,9 +389,9 @@ Exit: **/
EFI_STATUS
IScsiDoDhcp6 (
- IN EFI_HANDLE Image,
- IN EFI_HANDLE Controller,
- IN OUT ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData
+ IN EFI_HANDLE Image,
+ IN EFI_HANDLE Controller,
+ IN OUT ISCSI_ATTEMPT_CONFIG_NVDATA *ConfigData
)
{
EFI_HANDLE Dhcp6Handle;
@@ -435,7 +441,7 @@ IScsiDoDhcp6 ( Status = gBS->OpenProtocol (
Dhcp6Handle,
&gEfiDhcp6ProtocolGuid,
- (VOID **) &Dhcp6,
+ (VOID **)&Dhcp6,
Image,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
@@ -493,7 +499,6 @@ IScsiDoDhcp6 ( }
do {
-
TimerStatus = gBS->CheckEvent (Timer);
if (!EFI_ERROR (TimerStatus)) {
@@ -509,9 +514,7 @@ IScsiDoDhcp6 ( ConfigData
);
}
-
} while (TimerStatus == EFI_NOT_READY);
-
}
ON_EXIT:
@@ -542,4 +545,3 @@ ON_EXIT: return Status;
}
-
|