/** @file\r
- Ihis library is only intended to be used by UEFI network stack modules.\r
+ This library is used to share code between UEFI network stack modules.\r
It provides the helper routines to access UDP service. It is used by both DHCP and MTFTP.\r
\r
-Copyright (c) 2006 - 2008, Intel Corporation.<BR>\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2018, 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<BR>\r
http://opensource.org/licenses/bsd-license.php\r
\r
**/\r
\r
-#ifndef _UDP4IO_H_\r
-#define _UDP4IO_H_\r
+#ifndef _UDP_IO_H_\r
+#define _UDP_IO_H_\r
\r
#include <Protocol/Udp4.h>\r
+#include <Protocol/Udp6.h>\r
\r
#include <Library/NetLib.h>\r
\r
-typedef struct _UDP_IO_PORT UDP_IO_PORT;\r
+typedef struct _UDP_IO UDP_IO;\r
\r
///\r
/// Signatures used by UdpIo Library.\r
///\r
-typedef enum {\r
- UDP_IO_RX_SIGNATURE = SIGNATURE_32 ('U', 'D', 'P', 'R'),\r
- UDP_IO_TX_SIGNATURE = SIGNATURE_32 ('U', 'D', 'P', 'T'),\r
- UDP_IO_SIGNATURE = SIGNATURE_32 ('U', 'D', 'P', 'I')\r
-} UDP_IO_SIGNATURE_TYPE;\r
+\r
+#define UDP_IO_RX_SIGNATURE SIGNATURE_32 ('U', 'D', 'P', 'R')\r
+#define UDP_IO_TX_SIGNATURE SIGNATURE_32 ('U', 'D', 'P', 'T')\r
+#define UDP_IO_SIGNATURE SIGNATURE_32 ('U', 'D', 'P', 'I')\r
+\r
+#define UDP_IO_UDP4_VERSION 4\r
+#define UDP_IO_UDP6_VERSION 6\r
\r
///\r
-/// The Udp4 address pair.\r
+/// The UDP address pair.\r
///\r
typedef struct {\r
- IP4_ADDR LocalAddr;\r
+ EFI_IP_ADDRESS LocalAddr;\r
UINT16 LocalPort;\r
- IP4_ADDR RemoteAddr;\r
+ EFI_IP_ADDRESS RemoteAddr;\r
UINT16 RemotePort;\r
-} UDP_POINTS;\r
+} UDP_END_POINT;\r
\r
/**\r
- Prototype called when receiving or sending packets from/to a UDP point.\r
+ Prototype called when receiving or sending packets to or from a UDP point.\r
\r
This prototype is used by both receive and sending when calling\r
- UdpIoRecvDatagram() or UdpIoSendDatagram(). When receiving, Netbuf is allocated by\r
- UDP access point, and released by user. When sending, the NetBuf is from user,\r
- and provided to the callback as a reference.\r
- \r
- @param[in] Packet Packet received or sent\r
- @param[in] Points The Udp4 address pair corresponds to the Udp4 IO\r
- @param[in] IoStatus Packet receiving or sending status\r
- @param[in] Context User-defined data when calling UdpIoRecvDatagram() or\r
- UdpIoSendDatagram()\r
+ UdpIoRecvDatagram() or UdpIoSendDatagram(). When receiving, Netbuf is allocated by the\r
+ UDP access point and released by the user. When sending, the user allocates the the NetBuf,\r
+ which is then provided to the callback as a reference.\r
+\r
+ @param[in] Packet The packet received or sent.\r
+ @param[in] EndPoint The UDP address pair corresponds to the UDP IO.\r
+ @param[in] IoStatus The packet receiving or sending status.\r
+ @param[in] Context The user-defined data when calling UdpIoRecvDatagram() or\r
+ UdpIoSendDatagram().\r
**/\r
typedef\r
VOID\r
-(*UDP_IO_CALLBACK) (\r
+(EFIAPI *UDP_IO_CALLBACK) (\r
IN NET_BUF *Packet,\r
- IN UDP_POINTS *Points,\r
+ IN UDP_END_POINT *EndPoint,\r
IN EFI_STATUS IoStatus,\r
IN VOID *Context\r
);\r
\r
///\r
-/// This structure is used internally by UdpIo Library.\r
+/// This structure is used internally by the UdpIo Library.\r
///\r
/// Each receive request is wrapped in an UDP_RX_TOKEN. Upon completion,\r
/// the CallBack will be called. Only one receive request is sent to UDP at a\r
/// time. HeadLen gives the length of the application's header. UDP_IO will\r
/// make the application's header continuous before delivering up.\r
///\r
+typedef union {\r
+ EFI_UDP4_COMPLETION_TOKEN Udp4;\r
+ EFI_UDP6_COMPLETION_TOKEN Udp6;\r
+} UDP_COMPLETION_TOKEN;\r
+\r
typedef struct {\r
- UINT32 Signature;\r
- UDP_IO_PORT *UdpIo;\r
+ UINT32 Signature;\r
+ UDP_IO *UdpIo;\r
\r
- UDP_IO_CALLBACK CallBack;\r
- VOID *Context;\r
+ UDP_IO_CALLBACK CallBack;\r
+ VOID *Context;\r
+ UINT32 HeadLen;\r
\r
- UINT32 HeadLen;\r
- EFI_UDP4_COMPLETION_TOKEN UdpToken;\r
+ UDP_COMPLETION_TOKEN Token;\r
} UDP_RX_TOKEN;\r
\r
+\r
+\r
///\r
/// This structure is used internally by UdpIo Library.\r
///\r
/// Each transmit request is wrapped in an UDP_TX_TOKEN. Upon completion,\r
-/// the CallBack will be called. There can be several transmit requests and they\r
-/// are linked in a list.\r
+/// the CallBack will be called. There can be several transmit requests. All transmit\r
+/// requests are linked in a list.\r
///\r
-typedef struct {\r
- UINT32 Signature;\r
- LIST_ENTRY Link;\r
- UDP_IO_PORT *UdpIo;\r
\r
- UDP_IO_CALLBACK CallBack;\r
- NET_BUF *Packet;\r
- VOID *Context;\r
+typedef union {\r
+ EFI_UDP4_SESSION_DATA Udp4;\r
+ EFI_UDP6_SESSION_DATA Udp6;\r
+} UDP_SESSION_DATA;\r
\r
- EFI_UDP4_SESSION_DATA UdpSession;\r
- EFI_IPv4_ADDRESS Gateway;\r
+typedef union {\r
+ EFI_UDP4_TRANSMIT_DATA Udp4;\r
+ EFI_UDP6_TRANSMIT_DATA Udp6;\r
+} UDP_TRANSMIT_DATA;\r
\r
- EFI_UDP4_COMPLETION_TOKEN UdpToken;\r
- EFI_UDP4_TRANSMIT_DATA UdpTxData;\r
+typedef struct {\r
+ UINT32 Signature;\r
+ LIST_ENTRY Link;\r
+ UDP_IO *UdpIo;\r
+ UDP_IO_CALLBACK CallBack;\r
+ NET_BUF *Packet;\r
+ VOID *Context;\r
+ EFI_IPv4_ADDRESS Gateway;\r
+ UDP_SESSION_DATA Session;\r
+ UDP_COMPLETION_TOKEN Token;\r
+ UDP_TRANSMIT_DATA Data;\r
} UDP_TX_TOKEN;\r
\r
///\r
-/// Type defined as UDP_IO_PORT.\r
+/// Type defined as UDP_IO.\r
///\r
-/// The data structure wraps Udp4 instance and its configuration. It is used by\r
-/// UdpIo Library to do all Udp4 operations.\r
+/// This data structure wraps the UDP instance and configuration.\r
+/// UdpIo Library uses this structure for all Udp4 or Udp6 operations.\r
///\r
-struct _UDP_IO_PORT {\r
+struct _UDP_IO {\r
UINT32 Signature;\r
LIST_ENTRY Link;\r
INTN RefCnt;\r
+ UINT8 UdpVersion;\r
\r
//\r
- // Handle used to create/destory UDP child\r
+ // Handle used to create/destroy UDP child\r
//\r
EFI_HANDLE Controller;\r
EFI_HANDLE Image;\r
EFI_HANDLE UdpHandle;\r
\r
- EFI_UDP4_PROTOCOL *Udp; ///< The wrapped Udp4 instance.\r
- EFI_UDP4_CONFIG_DATA UdpConfig;\r
EFI_SIMPLE_NETWORK_MODE SnpMode;\r
\r
LIST_ENTRY SentDatagram; ///< A list of UDP_TX_TOKEN.\r
UDP_RX_TOKEN *RecvRequest;\r
+\r
+ union {\r
+ EFI_UDP4_PROTOCOL *Udp4;\r
+ EFI_UDP6_PROTOCOL *Udp6;\r
+ } Protocol;\r
+\r
+ union {\r
+ EFI_UDP4_CONFIG_DATA Udp4;\r
+ EFI_UDP6_CONFIG_DATA Udp6;\r
+ } Config;\r
};\r
\r
/**\r
- Prototype called when UdpIo Library configures a Udp4 instance.\r
- \r
- The prototype is set and called when creating a UDP_IO_PORT in UdpIoCreatePort().\r
- \r
- @param[in] UdpIo The UDP_IO_PORT to configure\r
- @param[in] Context User-defined data when calling UdpIoCreatePort()\r
- \r
- @retval EFI_SUCCESS The configure process succeeds\r
- @retval Others The UDP_IO_PORT fails to configure indicating\r
- UdpIoCreatePort() should fail\r
+ The prototype called when UdpIo Library configures a UDP instance.\r
+\r
+ The prototype is set and called when creating a UDP_IO in UdpIoCreatePort().\r
+\r
+ @param[in] UdpIo The UDP_IO to configure.\r
+ @param[in] Context The user-defined data when calling UdpIoCreatePort().\r
+\r
+ @retval EFI_SUCCESS The configuration succeeded.\r
+ @retval Others The UDP_IO fails to configure indicating\r
+ UdpIoCreatePort() should fail.\r
**/\r
typedef\r
EFI_STATUS\r
-(*UDP_IO_CONFIG) (\r
- IN UDP_IO_PORT *UdpIo,\r
+(EFIAPI *UDP_IO_CONFIG) (\r
+ IN UDP_IO *UdpIo,\r
IN VOID *Context\r
);\r
\r
/**\r
- The select function to decide whether to cancel the UDP_TX_TOKEN. \r
- \r
- @param[in] Token The UDP_TX_TOKEN to decide whether to cancel\r
- @param[in] Context User-defined data in UdpIoCancelDgrams()\r
- \r
- @retval TRUE To cancel the UDP_TX_TOKEN\r
- @retval FALSE Do not cancel this UDP_TX_TOKEN\r
+ The select function to decide whether to cancel the UDP_TX_TOKEN.\r
+\r
+ @param[in] Token The UDP_TX_TOKEN to decide whether to cancel.\r
+ @param[in] Context User-defined data in UdpIoCancelDgrams().\r
+\r
+ @retval TRUE Cancel the UDP_TX_TOKEN.\r
+ @retval FALSE Do not cancel this UDP_TX_TOKEN.\r
\r
**/\r
typedef\r
BOOLEAN\r
-(*UDP_IO_TO_CANCEL) (\r
+(EFIAPI *UDP_IO_TO_CANCEL) (\r
IN UDP_TX_TOKEN *Token,\r
IN VOID *Context\r
);\r
\r
/**\r
Cancel all the sent datagram that pass the selection criteria of ToCancel.\r
+\r
If ToCancel is NULL, all the datagrams are cancelled.\r
+ If Udp version is not UDP_IO_UDP4_VERSION or UDP_IO_UDP6_VERSION, then ASSERT().\r
\r
- @param[in] UdpIo The UDP_IO_PORT to cancel packet.\r
+ @param[in] UdpIo The UDP_IO to cancel packet.\r
@param[in] IoStatus The IoStatus to return to the packet owners.\r
@param[in] ToCancel The select funtion to test whether to cancel this\r
packet or not.\r
VOID\r
EFIAPI\r
UdpIoCancelDgrams (\r
- IN UDP_IO_PORT *UdpIo,\r
+ IN UDP_IO *UdpIo,\r
IN EFI_STATUS IoStatus,\r
IN UDP_IO_TO_CANCEL ToCancel, OPTIONAL\r
- IN VOID *Context\r
+ IN VOID *Context OPTIONAL\r
);\r
\r
/**\r
- Create a UDP_IO_PORT to access the UDP service. It will create and configure\r
+ Creates a UDP_IO to access the UDP service. It creates and configures\r
a UDP child.\r
- \r
- The function will locate the UDP service binding prototype on the Controller\r
- parameter and use it to create a UDP child (aka Udp instance). Then the UDP\r
- child will be configured by calling Configure function prototype. Any failures\r
- in creating or configure the UDP child will lead to the failure of UDP_IO_PORT\r
- creation.\r
+\r
+ If Configure is NULL, then ASSERT().\r
+ If Udp version is not UDP_IO_UDP4_VERSION or UDP_IO_UDP6_VERSION, then ASSERT().\r
+\r
+ It locates the UDP service binding prototype on the Controller parameter\r
+ uses the UDP service binding prototype to create a UDP child (also known as\r
+ a UDP instance) configures the UDP child by calling Configure function prototype.\r
+ Any failures in creating or configuring the UDP child return NULL for failure.\r
\r
@param[in] Controller The controller that has the UDP service binding.\r
protocol installed.\r
- @param[in] Image The image handle for the driver.\r
+ @param[in] ImageHandle The image handle for the driver.\r
@param[in] Configure The function to configure the created UDP child.\r
+ @param[in] UdpVersion The UDP protocol version, UDP4 or UDP6.\r
@param[in] Context The opaque parameter for the Configure funtion.\r
\r
- @return Newly-created UDP_IO_PORT or NULL if failed.\r
+ @return The newly-created UDP_IO, or NULL if failed.\r
\r
**/\r
-UDP_IO_PORT *\r
+UDP_IO *\r
EFIAPI\r
-UdpIoCreatePort (\r
+UdpIoCreateIo (\r
IN EFI_HANDLE Controller,\r
- IN EFI_HANDLE Image,\r
+ IN EFI_HANDLE ImageHandle,\r
IN UDP_IO_CONFIG Configure,\r
+ IN UINT8 UdpVersion,\r
IN VOID *Context\r
);\r
\r
/**\r
- Free the UDP_IO_PORT and all its related resources.\r
- \r
- The function will cancel all sent datagram and receive request.\r
+ Free the UDP_IO and all its related resources.\r
+\r
+ If Udp version is not UDP_IO_UDP4_VERSION or UDP_IO_UDP6_VERSION, then ASSERT().\r
+\r
+ The function cancels all sent datagrams and receive requests.\r
\r
- @param[in] UdpIo The UDP_IO_PORT to free.\r
+ @param[in] UdpIo The UDP_IO to free.\r
\r
- @retval EFI_SUCCESS The UDP_IO_PORT is freed.\r
+ @retval EFI_SUCCESS The UDP_IO is freed.\r
+ @retval Others Failed to free UDP_IO.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
-UdpIoFreePort (\r
- IN UDP_IO_PORT *UdpIo\r
+UdpIoFreeIo (\r
+ IN UDP_IO *UdpIo\r
);\r
\r
/**\r
- Clean up the UDP_IO_PORT without freeing it. The function is called when\r
- user wants to re-use the UDP_IO_PORT later.\r
- \r
- It will release all the transmitted datagrams and receive request. It will\r
- also configure NULL for the UDP instance.\r
+ Cleans up the UDP_IO without freeing it. Call this function\r
+ if you intend to later re-use the UDP_IO.\r
\r
- @param[in] UdpIo The UDP_IO_PORT to clean up.\r
+ If Udp version is not UDP_IO_UDP4_VERSION or UDP_IO_UDP6_VERSION, then ASSERT().\r
+\r
+ This function releases all transmitted datagrams and receive requests and configures NULL for the UDP instance.\r
+\r
+ @param[in] UdpIo The UDP_IO to clean up.\r
\r
**/\r
VOID\r
EFIAPI\r
-UdpIoCleanPort (\r
- IN UDP_IO_PORT *UdpIo\r
+UdpIoCleanIo (\r
+ IN UDP_IO *UdpIo\r
);\r
\r
/**\r
- Send a packet through the UDP_IO_PORT.\r
- \r
+ Send a packet through the UDP_IO.\r
+\r
+ If Udp version is not UDP_IO_UDP4_VERSION or UDP_IO_UDP6_VERSION, then ASSERT().\r
+\r
The packet will be wrapped in UDP_TX_TOKEN. Function Callback will be called\r
when the packet is sent. The optional parameter EndPoint overrides the default\r
address pair if specified.\r
\r
- @param[in] UdpIo The UDP_IO_PORT to send the packet through.\r
+ @param[in] UdpIo The UDP_IO to send the packet through.\r
@param[in] Packet The packet to send.\r
@param[in] EndPoint The local and remote access point. Override the\r
default address pair set during configuration.\r
@param[in] Context The opaque parameter passed to CallBack.\r
\r
@retval EFI_OUT_OF_RESOURCES Failed to allocate resource for the packet.\r
- @retval EFI_SUCCESS The packet is successfully delivered to UDP for\r
+ @retval EFI_SUCCESS The packet is successfully delivered to UDP for\r
transmission.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
UdpIoSendDatagram (\r
- IN UDP_IO_PORT *UdpIo,\r
+ IN UDP_IO *UdpIo,\r
IN NET_BUF *Packet,\r
- IN UDP_POINTS *EndPoint, OPTIONAL\r
- IN IP4_ADDR Gateway,\r
+ IN UDP_END_POINT *EndPoint OPTIONAL,\r
+ IN EFI_IP_ADDRESS *Gateway OPTIONAL,\r
IN UDP_IO_CALLBACK CallBack,\r
IN VOID *Context\r
);\r
/**\r
Cancel a single sent datagram.\r
\r
- @param[in] UdpIo The UDP_IO_PORT to cancel the packet from\r
+ @param[in] UdpIo The UDP_IO from which to cancel the packet\r
@param[in] Packet The packet to cancel\r
\r
**/\r
VOID\r
EFIAPI\r
UdpIoCancelSentDatagram (\r
- IN UDP_IO_PORT *UdpIo,\r
+ IN UDP_IO *UdpIo,\r
IN NET_BUF *Packet\r
);\r
\r
/**\r
- Issue a receive request to the UDP_IO_PORT.\r
- \r
+ Issue a receive request to the UDP_IO.\r
+\r
+ If Udp version is not UDP_IO_UDP4_VERSION or UDP_IO_UDP6_VERSION, then ASSERT().\r
+\r
This function is called when upper-layer needs packet from UDP for processing.\r
- Only one receive request is acceptable at a time so a common usage model is\r
+ Only one receive request is acceptable at a time. Therefore, one common usage model is\r
to invoke this function inside its Callback function when the former packet\r
is processed.\r
\r
- @param[in] UdpIo The UDP_IO_PORT to receive the packet from.\r
+ @param[in] UdpIo The UDP_IO to receive the packet from.\r
@param[in] CallBack The call back function to execute when the packet\r
is received.\r
@param[in] Context The opaque context passed to Callback.\r
- @param[in] HeadLen The length of the upper-layer's protocol header.\r
+ @param[in] HeadLen The length of the upper-layer's protocol header.\r
\r
@retval EFI_ALREADY_STARTED There is already a pending receive request. Only\r
one receive request is supported at a time.\r
@retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r
- @retval EFI_SUCCESS The receive request is issued successfully.\r
+ @retval EFI_SUCCESS The receive request was issued successfully.\r
+ @retval EFI_UNSUPPORTED The UDP version in UDP_IO is not supported.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
UdpIoRecvDatagram (\r
- IN UDP_IO_PORT *UdpIo,\r
+ IN UDP_IO *UdpIo,\r
IN UDP_IO_CALLBACK CallBack,\r
IN VOID *Context,\r
IN UINT32 HeadLen\r
);\r
+\r
#endif\r
+\r
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