\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/DebugLib.h>\r
+#include <Library/MemoryAllocationLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/UefiLib.h>\r
\r
#include <Protocol/EfiSocket.h>\r
+#include <Protocol/Ip4Config.h>\r
+#include <Protocol/Ip6Config.h>\r
#include <Protocol/ServiceBinding.h>\r
#include <Protocol/Tcp4.h>\r
+#include <Protocol/Tcp6.h>\r
#include <Protocol/Udp4.h>\r
+#include <Protocol/Udp6.h>\r
\r
#include <sys/time.h>\r
\r
#define DBG_EXIT_STATUS(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: %r\n", Status )) ///< Display routine exit with status value\r
#define DBG_EXIT_TF(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", returning %s\n", (FALSE == Status) ? L"FALSE" : L"TRUE" )) ///< Display routine with TRUE/FALSE value\r
#else // _MSC_VER\r
-#define DBG_ENTER()\r
-#define DBG_EXIT()\r
-#define DBG_EXIT_DEC(Status)\r
-#define DBG_EXIT_HEX(Status)\r
-#define DBG_EXIT_STATUS(Status)\r
-#define DBG_EXIT_TF(Status)\r
+#define DBG_ENTER() ///< Display routine entry\r
+#define DBG_EXIT() ///< Display routine exit\r
+#define DBG_EXIT_DEC(Status) ///< Display routine exit with decimal value\r
+#define DBG_EXIT_HEX(Status) ///< Display routine exit with hex value\r
+#define DBG_EXIT_STATUS(Status) ///< Display routine exit with status value\r
+#define DBG_EXIT_TF(Status) ///< Display routine with TRUE/FALSE value\r
#endif // _MSC_VER\r
\r
#define DIM(x) ( sizeof ( x ) / sizeof ( x[0] )) ///< Compute the number of entries in an array\r
\r
#if !defined(MDEPKG_NDEBUG)\r
\r
+/**\r
+ Verify that the TPL is at the correct level\r
+**/\r
+#define VERIFY_AT_TPL(tpl) \\r
+{ \\r
+ EFI_TPL PreviousTpl; \\r
+ \\r
+ PreviousTpl = EfiGetCurrentTpl ( ); \\r
+ if ( PreviousTpl != tpl ) { \\r
+ DEBUG (( DEBUG_ERROR | DEBUG_TPL, \\r
+ "Current TPL: %d, New TPL: %d\r\n", \\r
+ PreviousTpl, tpl )); \\r
+ ASSERT ( PreviousTpl == tpl ); \\r
+ } \\r
+}\r
+\r
#define VERIFY_TPL(tpl) \\r
{ \\r
EFI_TPL PreviousTpl; \\r
\\r
- PreviousTpl = gBS->RaiseTPL ( TPL_HIGH_LEVEL ); \\r
- gBS->RestoreTPL ( PreviousTpl ); \\r
+ PreviousTpl = EfiGetCurrentTpl ( ); \\r
if ( PreviousTpl > tpl ) { \\r
DEBUG (( DEBUG_ERROR | DEBUG_TPL, \\r
"Current TPL: %d, New TPL: %d\r\n", \\r
\r
#else // MDEPKG_NDEBUG\r
\r
-#define VERIFY_TPL(tpl)\r
+#define VERIFY_AT_TPL(tpl) ///< Verify that the TPL is at the correct level\r
+#define VERIFY_TPL(tpl) ///< Verify that the TPL is at the correct level\r
\r
#endif // MDEPKG_NDEBUG\r
\r
+/**\r
+ Raise TPL to the specified level\r
+**/\r
#define RAISE_TPL(PreviousTpl, tpl) \\r
VERIFY_TPL ( tpl ); \\r
- PreviousTpl = gBS->RaiseTPL ( tpl ); \\r
- DEBUG (( DEBUG_TPL | DEBUG_TPL, \\r
- "%d: TPL\r\n", \\r
- tpl ))\r
+ PreviousTpl = gBS->RaiseTPL ( tpl );\r
\r
+/**\r
+ Restore the TPL to the previous value\r
+**/\r
#define RESTORE_TPL(tpl) \\r
- gBS->RestoreTPL ( tpl ); \\r
- DEBUG (( DEBUG_TPL | DEBUG_TPL, \\r
- "%d: TPL\r\n", \\r
- tpl ))\r
+ gBS->RestoreTPL ( tpl )\r
\r
//------------------------------------------------------------------------------\r
// Data Types\r
//------------------------------------------------------------------------------\r
\r
-typedef struct _DT_SERVICE DT_SERVICE; ///< Forward delcaration\r
-\r
-typedef\r
-EFI_STATUS\r
-(* PFN_SB_INITIALIZE) (\r
- DT_SERVICE * pService\r
- );\r
-\r
-typedef\r
-VOID\r
-(* PFN_SB_SHUTDOWN) (\r
- DT_SERVICE * pService\r
- );\r
+typedef struct _ESL_SERVICE ESL_SERVICE; ///< Forward delcaration\r
\r
/**\r
Protocol binding and installation control structure\r
typedef struct {\r
CHAR16 * pName; ///< Protocol name\r
EFI_GUID * pNetworkBinding; ///< Network service binding protocol for socket support\r
+ EFI_GUID * pNetworkProtocolGuid;///< Network protocol GUID\r
CONST EFI_GUID * pTagGuid; ///< Tag to mark protocol in use\r
- PFN_SB_INITIALIZE pfnInitialize;///< Routine to initialize the service\r
- PFN_SB_SHUTDOWN pfnShutdown; ///< Routine to shutdown the service\r
-} DT_SOCKET_BINDING;\r
+ UINTN ServiceListOffset; ///< Offset in ::ESL_LAYER for the list of services\r
+ UINTN RxIo; ///< Number of receive ESL_IO_MGMT structures for data\r
+ UINTN TxIoNormal; ///< Number of transmit ESL_IO_MGMT structures for normal data\r
+ UINTN TxIoUrgent; ///< Number of transmit ESL_IO_MGMT structures for urgent data\r
+} ESL_SOCKET_BINDING;\r
\r
//------------------------------------------------------------------------------\r
// GUIDs\r
//------------------------------------------------------------------------------\r
\r
-extern CONST EFI_GUID mEslRawServiceGuid;\r
-extern CONST EFI_GUID mEslTcp4ServiceGuid;\r
-extern CONST EFI_GUID mEslUdp4ServiceGuid;\r
+extern CONST EFI_GUID mEslIp4ServiceGuid; ///< Tag GUID for the IPv4 layer\r
+extern CONST EFI_GUID mEslIp6ServiceGuid; ///< Tag GUID for the IPv6 layer\r
+extern CONST EFI_GUID mEslTcp4ServiceGuid; ///< Tag GUID for the TCPv4 layer\r
+extern CONST EFI_GUID mEslTcp6ServiceGuid; ///< Tag GUID for the TCPv6 layer\r
+extern CONST EFI_GUID mEslUdp4ServiceGuid; ///< Tag GUID for the UDPv4 layer\r
+extern CONST EFI_GUID mEslUdp6ServiceGuid; ///< Tag GUID for the UDPv6 layer\r
\r
//------------------------------------------------------------------------------\r
// Data\r
//------------------------------------------------------------------------------\r
\r
-extern CONST DT_SOCKET_BINDING cEslSocketBinding [];\r
-extern CONST UINTN cEslSocketBindingEntries;\r
+extern CONST ESL_SOCKET_BINDING cEslSocketBinding[];///< List of network service bindings\r
+extern CONST UINTN cEslSocketBindingEntries; ///< Number of network service bindings\r
\r
//------------------------------------------------------------------------------\r
-// Service Support Routines\r
+// DXE Support Routines\r
//------------------------------------------------------------------------------\r
\r
/**\r
- Connect to the network service bindings\r
+ Creates a child handle and installs a protocol.\r
\r
- Walk the network service protocols on the controller handle and\r
- locate any that are not in use. Create service structures to\r
- manage the service binding for the socket driver.\r
+ When the socket application is linked against UseSocketDxe, the ::socket\r
+ routine indirectly calls this routine in SocketDxe to create a child\r
+ handle if necessary and install the socket protocol on the handle.\r
+ Upon return, EslServiceGetProtocol in UseSocketLib returns the\r
+ ::EFI_SOCKET_PROTOCOL address to the socket routine.\r
\r
- @param [in] BindingHandle Handle for protocol binding.\r
- @param [in] Controller Handle of device to work with.\r
+ @param [in] pThis Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
+ @param [in] pChildHandle Pointer to the handle of the child to create. If it is NULL,\r
+ then a new handle is created. If it is a pointer to an existing UEFI handle, \r
+ then the protocol is added to the existing UEFI handle.\r
\r
- @retval EFI_SUCCESS This driver is added to Controller.\r
- @retval other This driver does not support this device.\r
+ @retval EFI_SUCCESS The protocol was added to ChildHandle.\r
+ @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r
+ @retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to create\r
+ the child\r
+ @retval other The child handle was not created\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
-EslServiceConnect (\r
- IN EFI_HANDLE BindingHandle,\r
- IN EFI_HANDLE Controller\r
+EslDxeCreateChild (\r
+ IN EFI_SERVICE_BINDING_PROTOCOL * pThis,\r
+ IN OUT EFI_HANDLE * pChildHandle\r
);\r
\r
/**\r
- Shutdown the network connections to this controller by removing\r
- NetworkInterfaceIdentifier protocol and closing the DevicePath\r
- and PciIo protocols on Controller.\r
+ Destroys a child handle with a protocol installed on it.\r
+ \r
+ When the socket application is linked against UseSocketDxe, the ::close\r
+ routine indirectly calls this routine in SocketDxe to undo the operations\r
+ done by the ::EslDxeCreateChild routine. This routine removes the socket\r
+ protocol from the handle and then destroys the child handle if there are\r
+ no other protocols attached.\r
\r
- @param [in] BindingHandle Handle for protocol binding.\r
- @param [in] Controller Handle of device to stop driver on.\r
+ @param [in] pThis Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
+ @param [in] ChildHandle Handle of the child to destroy\r
\r
- @retval EFI_SUCCESS This driver is removed Controller.\r
- @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r
- @retval other This driver was not removed from this device.\r
+ @retval EFI_SUCCESS The protocol was removed from ChildHandle.\r
+ @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed.\r
+ @retval EFI_INVALID_PARAMETER Child handle is not a valid UEFI Handle.\r
+ @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r
+ because its services are being used.\r
+ @retval other The child handle was not destroyed\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
-EslServiceDisconnect (\r
- IN EFI_HANDLE BindingHandle,\r
- IN EFI_HANDLE Controller\r
+EslDxeDestroyChild (\r
+ IN EFI_SERVICE_BINDING_PROTOCOL * pThis,\r
+ IN EFI_HANDLE ChildHandle\r
);\r
\r
/**\r
Install the socket service\r
\r
+SocketDxe uses this routine to announce the socket interface to\r
+the rest of EFI.\r
+\r
@param [in] pImageHandle Address of the image handle\r
\r
@retval EFI_SUCCESS Service installed successfully\r
**/\r
EFI_STATUS\r
EFIAPI\r
-EslServiceInstall (\r
+EslDxeInstall (\r
IN EFI_HANDLE * pImageHandle\r
);\r
\r
-/**\r
-Initialize the service layer\r
-\r
-@param [in] ImageHandle Handle for the image.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-EslServiceLoad (\r
- IN EFI_HANDLE ImageHandle\r
- );\r
-\r
/**\r
Uninstall the socket service\r
\r
+SocketDxe uses this routine to notify EFI that the socket layer\r
+is no longer available.\r
+\r
@param [in] ImageHandle Handle for the image.\r
\r
@retval EFI_SUCCESS Service installed successfully\r
**/\r
EFI_STATUS\r
EFIAPI\r
-EslServiceUninstall (\r
+EslDxeUninstall (\r
IN EFI_HANDLE ImageHandle\r
);\r
\r
+//------------------------------------------------------------------------------\r
+// Service Support Routines\r
+//------------------------------------------------------------------------------\r
+\r
/**\r
- Shutdown the service layer\r
+ Connect to the network service bindings\r
+\r
+ Walk the network service protocols on the controller handle and\r
+ locate any that are not in use. Create ::ESL_SERVICE structures to\r
+ manage the network layer interfaces for the socket driver. Tag\r
+ each of the network interfaces that are being used. Finally, this\r
+ routine calls ESL_SOCKET_BINDING::pfnInitialize to prepare the network\r
+ interface for use by the socket layer.\r
+\r
+ @param [in] BindingHandle Handle for protocol binding.\r
+ @param [in] Controller Handle of device to work with.\r
+\r
+ @retval EFI_SUCCESS This driver is added to Controller.\r
+ @retval other This driver does not support this device.\r
\r
**/\r
-VOID\r
+EFI_STATUS\r
EFIAPI\r
-EslServiceUnload (\r
- VOID\r
+EslServiceConnect (\r
+ IN EFI_HANDLE BindingHandle,\r
+ IN EFI_HANDLE Controller\r
);\r
\r
-//------------------------------------------------------------------------------\r
-// Socket Service Binding Protocol Routines\r
-//------------------------------------------------------------------------------\r
-\r
/**\r
- Creates a child handle and installs a protocol.\r
-\r
- The CreateChild() function installs a protocol on ChildHandle.\r
- If pChildHandle is a pointer to NULL, then a new handle is created and returned in pChildHandle.\r
- If pChildHandle is not a pointer to NULL, then the protocol installs on the existing pChildHandle.\r
+ Shutdown the connections to the network layer by locating the\r
+ tags on the network interfaces established by ::EslServiceConnect.\r
+ This routine calls ESL_SOCKET_BINDING::pfnShutdown to shutdown the any\r
+ activity on the network interface and then free the ::ESL_SERVICE\r
+ structures.\r
\r
- @param [in] pThis Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
- @param [in] pChildHandle Pointer to the handle of the child to create. If it is NULL,\r
- then a new handle is created. If it is a pointer to an existing UEFI handle,\r
- then the protocol is added to the existing UEFI handle.\r
+ @param [in] BindingHandle Handle for protocol binding.\r
+ @param [in] Controller Handle of device to stop driver on.\r
\r
- @retval EFI_SUCCES The protocol was added to ChildHandle.\r
- @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r
- @retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to create\r
- the child\r
- @retval other The child handle was not created\r
+ @retval EFI_SUCCESS This driver is removed Controller.\r
+ @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r
+ @retval other This driver was not removed from this device.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
-EslSocketCreateChild (\r
- IN EFI_SERVICE_BINDING_PROTOCOL * pThis,\r
- IN OUT EFI_HANDLE * pChildHandle\r
+EslServiceDisconnect (\r
+ IN EFI_HANDLE BindingHandle,\r
+ IN EFI_HANDLE Controller\r
);\r
\r
/**\r
- Destroys a child handle with a protocol installed on it.\r
+Initialize the service layer\r
\r
- The DestroyChild() function does the opposite of CreateChild(). It removes a protocol\r
- that was installed by CreateChild() from ChildHandle. If the removed protocol is the\r
- last protocol on ChildHandle, then ChildHandle is destroyed.\r
+@param [in] ImageHandle Handle for the image.\r
\r
- @param [in] pThis Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
- @param [in] ChildHandle Handle of the child to destroy\r
+**/\r
+VOID\r
+EFIAPI\r
+EslServiceLoad (\r
+ IN EFI_HANDLE ImageHandle\r
+ );\r
\r
- @retval EFI_SUCCES The protocol was removed from ChildHandle.\r
- @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed.\r
- @retval EFI_INVALID_PARAMETER Child handle is not a valid UEFI Handle.\r
- @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r
- because its services are being used.\r
- @retval other The child handle was not destroyed\r
+/**\r
+ Shutdown the service layer\r
\r
**/\r
-EFI_STATUS\r
+VOID\r
EFIAPI\r
-EslSocketDestroyChild (\r
- IN EFI_SERVICE_BINDING_PROTOCOL * pThis,\r
- IN EFI_HANDLE ChildHandle\r
+EslServiceUnload (\r
+ VOID\r
);\r
\r
//------------------------------------------------------------------------------\r
/**\r
Bind a name to a socket.\r
\r
- The ::SocketBind routine connects a name to a socket on the local machine. The\r
- <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/bind.html">POSIX</a>\r
- documentation for the bind routine is available online for reference.\r
+ This routine calls the network specific layer to save the network\r
+ address of the local connection point.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ The ::bind routine calls this routine to connect a name\r
+ (network address and port) to a socket on the local machine.\r
+\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
\r
@param [in] pSockAddr Address of a sockaddr structure that contains the\r
connection point on the local machine. An IPv4 address\r
number from the dynamic range. Specifying a specific\r
port number causes the network layer to use that port.\r
\r
- @param [in] SockAddrLen Specifies the length in bytes of the sockaddr structure.\r
+ @param [in] SockAddrLength Specifies the length in bytes of the sockaddr structure.\r
\r
@param [out] pErrno Address to receive the errno value upon completion.\r
\r
EFI_STATUS\r
EslSocketBind (\r
IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r
- IN const struct sockaddr * pSockAddr,\r
+ IN CONST struct sockaddr * pSockAddr,\r
IN socklen_t SockAddrLength,\r
OUT int * pErrno\r
);\r
/**\r
Determine if the socket is closed\r
\r
- Reverses the operations of the ::SocketAllocate() routine.\r
+ This routine checks the state of the socket to determine if\r
+ the network specific layer has completed the close operation.\r
+\r
+ The ::close routine polls this routine to determine when the\r
+ close operation is complete. The close operation needs to\r
+ reverse the operations of the ::EslSocketAllocate routine.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
@param [out] pErrno Address to receive the errno value upon completion.\r
\r
@retval EFI_SUCCESS Socket successfully closed\r
/**\r
Start the close operation on the socket\r
\r
- Start closing the socket by closing all of the ports. Upon\r
- completion, the ::SocketPoll() routine finishes closing the\r
- socket.\r
+ This routine calls the network specific layer to initiate the\r
+ close state machine. This routine then calls the network\r
+ specific layer to determine if the close state machine has gone\r
+ to completion. The result from this poll is returned to the\r
+ caller.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ The ::close routine calls this routine to start the close\r
+ operation which reverses the operations of the\r
+ ::EslSocketAllocate routine. The close routine then polls\r
+ the ::EslSocketClosePoll routine to determine when the\r
+ socket is closed.\r
+\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
@param [in] bCloseNow Boolean to control close behavior\r
@param [out] pErrno Address to receive the errno value upon completion.\r
\r
/**\r
Connect to a remote system via the network.\r
\r
- The ::SocketConnect routine attempts to establish a connection to a\r
- socket on the local or remote system using the specified address.\r
- The POSIX\r
- <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/connect.html">connect</a>\r
- documentation is available online.\r
-\r
- There are three states associated with a connection:\r
- <ul>\r
- <li>Not connected</li>\r
- <li>Connection in progress</li>\r
- <li>Connected</li>\r
- </ul>\r
- In the "Not connected" state, calls to ::connect start the connection\r
- processing and update the state to "Connection in progress". During\r
- the "Connection in progress" state, connect polls for connection completion\r
- and moves the state to "Connected" after the connection is established.\r
- Note that these states are only visible when the file descriptor is marked\r
- with O_NONBLOCK. Also, the POLL_WRITE bit is set when the connection\r
- completes and may be used by poll or select as an indicator to call\r
- connect again.\r
-\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ This routine calls the network specific layer to establish\r
+ the remote system address and establish the connection to\r
+ the remote system.\r
\r
- @param [in] pSockAddr Network address of the remote system.\r
+ The ::connect routine calls this routine to establish a\r
+ connection with the specified remote system. This routine\r
+ is designed to be polled by the connect routine for completion\r
+ of the network connection.\r
+ \r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
\r
+ @param [in] pSockAddr Network address of the remote system.\r
+ \r
@param [in] SockAddrLength Length in bytes of the network address.\r
-\r
+ \r
@param [out] pErrno Address to receive the errno value upon completion.\r
-\r
+ \r
@retval EFI_SUCCESS The connection was successfully established.\r
@retval EFI_NOT_READY The connection is in progress, call this routine again.\r
@retval Others The connection attempt failed.\r
/**\r
Get the local address.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ This routine calls the network specific layer to get the network\r
+ address of the local host connection point.\r
\r
+ The ::getsockname routine calls this routine to obtain the network\r
+ address associated with the local host connection point.\r
+\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
+ \r
@param [out] pAddress Network address to receive the local system address\r
\r
@param [in,out] pAddressLength Length of the local network address structure\r
/**\r
Get the peer address.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ This routine calls the network specific layer to get the remote\r
+ system connection point.\r
+\r
+ The ::getpeername routine calls this routine to obtain the network\r
+ address of the remote connection point.\r
\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
+ \r
@param [out] pAddress Network address to receive the remote system address\r
\r
@param [in,out] pAddressLength Length of the remote network address structure\r
/**\r
Establish the known port to listen for network connections.\r
\r
- The ::SocketListen routine places the port into a state that enables connection\r
- attempts. Connections are placed into FIFO order in a queue to be serviced\r
- by the application. The application calls the ::SocketAccept routine to remove\r
- the next connection from the queue and get the associated socket. The\r
- <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/listen.html">POSIX</a>\r
- documentation for the bind routine is available online for reference.\r
+ This routine calls into the network protocol layer to establish\r
+ a handler that is called upon connection completion. The handler\r
+ is responsible for inserting the connection into the FIFO.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ The ::listen routine indirectly calls this routine to place the\r
+ socket into a state that enables connection attempts. Connections\r
+ are placed in a FIFO that is serviced by the application. The\r
+ application calls the ::accept (::EslSocketAccept) routine to\r
+ remove the next connection from the FIFO and get the associated\r
+ socket and address.\r
+\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
\r
@param [in] Backlog Backlog specifies the maximum FIFO depth for\r
the connections waiting for the application\r
/**\r
Get the socket options\r
\r
- Retrieve the socket options one at a time by name. The\r
- <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/getsockopt.html">POSIX</a>\r
- documentation is available online.\r
+ This routine handles the socket level options and passes the\r
+ others to the network specific layer.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
- @param [in] level Option protocol level\r
- @param [in] option_name Name of the option\r
- @param [out] option_value Buffer to receive the option value\r
- @param [in,out] option_len Length of the buffer in bytes,\r
- upon return length of the option value in bytes\r
- @param [out] pErrno Address to receive the errno value upon completion.\r
+ The ::getsockopt routine calls this routine to retrieve the\r
+ socket options one at a time by name.\r
+\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
+ @param [in] level Option protocol level\r
+ @param [in] OptionName Name of the option\r
+ @param [out] pOptionValue Buffer to receive the option value\r
+ @param [in,out] pOptionLength Length of the buffer in bytes,\r
+ upon return length of the option value in bytes\r
+ @param [out] pErrno Address to receive the errno value upon completion.\r
\r
@retval EFI_SUCCESS - Socket data successfully received\r
\r
/**\r
Set the socket options\r
\r
- Adjust the socket options one at a time by name. The\r
- <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/setsockopt.html">POSIX</a>\r
- documentation is available online.\r
+ This routine handles the socket level options and passes the\r
+ others to the network specific layer.\r
+\r
+ The ::setsockopt routine calls this routine to adjust the socket\r
+ options one at a time by name.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
@param [in] level Option protocol level\r
- @param [in] option_name Name of the option\r
- @param [in] option_value Buffer containing the option value\r
- @param [in] option_len Length of the buffer in bytes\r
+ @param [in] OptionName Name of the option\r
+ @param [in] pOptionValue Buffer containing the option value\r
+ @param [in] OptionLength Length of the buffer in bytes\r
@param [out] pErrno Address to receive the errno value upon completion.\r
\r
- @retval EFI_SUCCESS - Socket data successfully received\r
+ @retval EFI_SUCCESS - Option successfully set\r
\r
**/\r
EFI_STATUS\r
/**\r
Poll a socket for pending activity.\r
\r
- The SocketPoll routine checks a socket for pending activity associated\r
- with the event mask. Activity is returned in the detected event buffer.\r
+ This routine builds a detected event mask which is returned to\r
+ the caller in the buffer provided.\r
+\r
+ The ::poll routine calls this routine to determine if the socket\r
+ needs to be serviced as a result of connection, error, receive or\r
+ transmit activity.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
\r
@param [in] Events Events of interest for this socket\r
\r
/**\r
Receive data from a network connection.\r
\r
+ This routine calls the network specific routine to remove the\r
+ next portion of data from the receive queue and return it to the\r
+ caller.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ The ::recvfrom routine calls this routine to determine if any data\r
+ is received from the remote system. Note that the other routines\r
+ ::recv and ::read are layered on top of ::recvfrom.\r
\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
+ \r
@param [in] Flags Message control flags\r
-\r
+ \r
@param [in] BufferLength Length of the the buffer\r
-\r
+ \r
@param [in] pBuffer Address of a buffer to receive the data.\r
-\r
+ \r
@param [in] pDataLength Number of received data bytes in the buffer.\r
\r
@param [out] pAddress Network address to receive the remote system address\r
/**\r
Shutdown the socket receive and transmit operations\r
\r
- The SocketShutdown routine stops the socket receive and transmit\r
- operations.\r
+ This routine sets a flag to stop future transmissions and calls\r
+ the network specific layer to cancel the pending receive operation.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ The ::shutdown routine calls this routine to stop receive and transmit\r
+ operations on the socket.\r
\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
+ \r
@param [in] How Which operations to stop\r
-\r
+ \r
@param [out] pErrno Address to receive the errno value upon completion.\r
\r
@retval EFI_SUCCESS - Socket operations successfully shutdown\r
/**\r
Send data using a network connection.\r
\r
- The SocketTransmit routine queues the data for transmission to the\r
- remote network connection.\r
+ This routine calls the network specific layer to queue the data\r
+ for transmission. Eventually the buffer will reach the head of\r
+ the queue and will get transmitted over the network. For datagram\r
+ sockets there is no guarantee that the data reaches the application\r
+ running on the remote system.\r
\r
- @param [in] pSocketProtocol Address of the socket protocol structure.\r
+ The ::sendto routine calls this routine to send data to the remote\r
+ system. Note that ::send and ::write are layered on top of ::sendto.\r
\r
+ @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r
+ \r
@param [in] Flags Message control flags\r
-\r
+ \r
@param [in] BufferLength Length of the the buffer\r
-\r
+ \r
@param [in] pBuffer Address of a buffer containing the data to send\r
-\r
+ \r
@param [in] pDataLength Address to receive the number of data bytes sent\r
\r
@param [in] pAddress Network address of the remote system address\r
\r
@param [out] pErrno Address to receive the errno value upon completion.\r
\r
- @retval EFI_SUCCESS - Socket data successfully received\r
+ @retval EFI_SUCCESS - Socket data successfully queued for transmit\r
\r
**/\r
EFI_STATUS\r