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d7ce7006 | 1 | /** @file\r |
2 | Implement the poll API.\r | |
3 | \r | |
4 | Copyright (c) 2011, Intel Corporation\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include <SocketInternals.h>\r | |
16 | \r | |
17 | \r | |
18 | /**\r | |
19 | Poll the socket for activity\r | |
20 | \r | |
21 | @param [in] pDescriptor Descriptor address for the file\r | |
22 | \r | |
23 | @param [in] Events Mask of events to detect\r | |
24 | \r | |
7dc13291 | 25 | @return Detected events for the socket\r |
d7ce7006 | 26 | \r |
27 | **/\r | |
28 | short\r | |
29 | BslSocketPoll (\r | |
30 | IN struct __filedes * pDescriptor,\r | |
31 | IN short Events\r | |
32 | )\r | |
33 | {\r | |
34 | short DetectedEvents;\r | |
35 | EFI_SOCKET_PROTOCOL * pSocketProtocol;\r | |
36 | EFI_STATUS Status;\r | |
37 | \r | |
38 | //\r | |
39 | // Locate the socket protocol\r | |
40 | //\r | |
41 | DetectedEvents = 0;\r | |
42 | pSocketProtocol = BslValidateSocketFd ( pDescriptor, &errno );\r | |
43 | if ( NULL != pSocketProtocol ) {\r | |
44 | //\r | |
45 | // Poll the socket\r | |
46 | //\r | |
47 | Status = pSocketProtocol->pfnPoll ( pSocketProtocol,\r | |
48 | Events,\r | |
49 | &DetectedEvents,\r | |
50 | &errno );\r | |
51 | }\r | |
52 | \r | |
53 | //\r | |
54 | // Return the detected events\r | |
55 | //\r | |
56 | return DetectedEvents;\r | |
57 | }\r |