diff options
| author | sfu5 <sfu5@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-02-07 05:31:11 +0000 |
|---|---|---|
| committer | sfu5 <sfu5@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-02-07 05:31:11 +0000 |
| commit | d40002bab9958da3439a2548aa3003d8d68672ff (patch) | |
| tree | ea0b8de01b0f93833687be089c0700ee3c565745 /NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c | |
| parent | b4ebbafff696b02c69ee3a6d293a39f9a7c2f58d (diff) | |
| download | edk2-d40002bab9958da3439a2548aa3003d8d68672ff.tar.gz edk2-d40002bab9958da3439a2548aa3003d8d68672ff.tar.bz2 edk2-d40002bab9958da3439a2548aa3003d8d68672ff.zip | |
1. Fix a bug for PXEv6 when Proxy PXE server and DHCP server are located at the same server.
Signed-off-by: sfu5
Reviewed-by: tye
Reviewed-by: qianouyang
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12985 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c')
| -rw-r--r-- | NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c | 46 |
1 files changed, 31 insertions, 15 deletions
diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c index 8715675472..0a2dd6d13e 100644 --- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c +++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp6.c @@ -1,7 +1,7 @@ /** @file
Functions implementation related with DHCPv6 for UefiPxeBc Driver.
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@@ -15,6 +15,12 @@ #include "PxeBcImpl.h"
+//
+// Well-known multi-cast address defined in section-24.1 of rfc-3315
+//
+// ALL_DHCP_Relay_Agents_and_Servers address: FF02::1:2
+//
+EFI_IPv6_ADDRESS mAllDhcpRelayAndServersAddress = {{0xFF, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2}};
/**
Parse out a DHCPv6 option by OptTag, and find the position in buffer.
@@ -788,7 +794,7 @@ PxeBcRequestBootService ( Status = PxeBc->UdpRead (
PxeBc,
- OpFlags,
+ EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP,
&Private->StationIp,
&SrcPort,
&Private->ServerIp,
@@ -844,19 +850,29 @@ PxeBcRetryDhcp6Binl ( Mode = Private->PxeBc.Mode;
Private->IsDoDiscover = FALSE;
Offer = &Private->OfferBuffer[Index].Dhcp6;
-
- ASSERT (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] != NULL);
- //
- // Parse out the next server address from the last offer, and store it
- //
- Status = PxeBcExtractBootFileUrl (
- &Private->BootFileName,
- &Private->ServerIp.v6,
- (CHAR8 *) (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->Data),
- NTOHS (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->OpLen)
- );
- if (EFI_ERROR (Status)) {
- return Status;
+ if (Offer->OfferType == PxeOfferTypeDhcpBinl) {
+ //
+ // There is no BootFileUrl option in dhcp6 offer, so use servers multi-cast address instead.
+ //
+ CopyMem (
+ &Private->ServerIp.v6,
+ &mAllDhcpRelayAndServersAddress,
+ sizeof (EFI_IPv6_ADDRESS)
+ );
+ } else {
+ ASSERT (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] != NULL);
+ //
+ // Parse out the next server address from the last offer, and store it
+ //
+ Status = PxeBcExtractBootFileUrl (
+ &Private->BootFileName,
+ &Private->ServerIp.v6,
+ (CHAR8 *) (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->Data),
+ NTOHS (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->OpLen)
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
}
//
|