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Only use ports with a network connection (media present) when connecting to a remote host.

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Signed-off-by: lpleahy
Reviewed-by: Erik Bjorge <erik.c.bjorge@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13427 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lpleahy 2012-06-04 20:38:03 +00:00
parent 441f48f5b0
commit d6f19057f0
1 changed files with 26 additions and 3 deletions
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29
StdLib/EfiSocketLib/Tcp4.c
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@ -453,6 +453,7 @@ EslTcp4ConnectStart (
ESL_PORT * pPort; ESL_PORT * pPort;
ESL_TCP4_CONTEXT * pTcp4; ESL_TCP4_CONTEXT * pTcp4;
EFI_TCP4_PROTOCOL * pTcp4Protocol; EFI_TCP4_PROTOCOL * pTcp4Protocol;
EFI_SIMPLE_NETWORK_MODE SnpModeData;
EFI_STATUS Status; EFI_STATUS Status;
DBG_ENTER ( ); DBG_ENTER ( );
@ -509,10 +510,31 @@ EslTcp4ConnectStart (
pPort->bConfigured = TRUE; pPort->bConfigured = TRUE;
// //
// Attempt the connection to the remote system // Verify the port connection
// //
Status = pTcp4Protocol->Connect ( pTcp4Protocol, pTcp4Protocol = pPort->pProtocol.TCPv4;
&pTcp4->ConnectToken ); Status = pTcp4Protocol->GetModeData ( pTcp4Protocol,
NULL,
NULL,
NULL,
NULL,
&SnpModeData );
if ( !EFI_ERROR ( Status )) {
if ( SnpModeData.MediaPresentSupported
&& ( !SnpModeData.MediaPresent )) {
//
// Port is not connected to the network
//
Status = EFI_NO_MEDIA;
}
else {
//
// Attempt the connection to the remote system
//
Status = pTcp4Protocol->Connect ( pTcp4Protocol,
&pTcp4->ConnectToken );
}
}
if ( !EFI_ERROR ( Status )) { if ( !EFI_ERROR ( Status )) {
// //
// Connection in progress // Connection in progress
@ -552,6 +574,7 @@ EslTcp4ConnectStart (
pSocket->errno = ETIMEDOUT; pSocket->errno = ETIMEDOUT;
break; break;
case EFI_NO_MEDIA:
case EFI_NETWORK_UNREACHABLE: case EFI_NETWORK_UNREACHABLE:
pSocket->errno = ENETDOWN; pSocket->errno = ENETDOWN;
break; break;