diff options
| author | lpleahy <lpleahy@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-09-30 23:02:35 +0000 |
|---|---|---|
| committer | lpleahy <lpleahy@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-09-30 23:02:35 +0000 |
| commit | a88c31639bb24c73383a4528a5b77066e805148b (patch) | |
| tree | 058801cd8687b0a0c6f82459b56b2ad3beb43bf4 /StdLib/BsdSocketLib/recvfrom.c | |
| parent | df7499fcc1fbd6c825cabf19bbed379688416125 (diff) | |
| download | edk2-platforms-a88c31639bb24c73383a4528a5b77066e805148b.tar.xz | |
Update the sockets library code
* Passes conformance and functional tests.
* Builds with GCC 4.4 compiler.
Signed-off by: lpleahy
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12497 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'StdLib/BsdSocketLib/recvfrom.c')
| -rw-r--r-- | StdLib/BsdSocketLib/recvfrom.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/StdLib/BsdSocketLib/recvfrom.c b/StdLib/BsdSocketLib/recvfrom.c index ce230231dc..20b3f4a916 100644 --- a/StdLib/BsdSocketLib/recvfrom.c +++ b/StdLib/BsdSocketLib/recvfrom.c @@ -18,8 +18,12 @@ /**
Receive data from a network connection and return the remote system's address.
- The ::recvfrom routine waits for receive data from a remote network
- connection. The
+ The recvfrom routine waits for receive data from a remote network
+ connection. This routine is typically called for SOCK_DGRAM sockets
+ when the socket is being shared by multiple remote systems and it is
+ important to get the remote system address for a response.
+
+ The
<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/recv.html">POSIX</a>
documentation is available online.
@@ -35,9 +39,9 @@ @param [in] address_len Length of the remote network address structure
- @return ::recvfrom returns the number of valid bytes in the buffer,
+ @return This routine returns the number of valid bytes in the buffer,
zero if no data was received, and -1 when an error occurs.
- In the case of an error, errno contains more details.
+ In the case of an error, ::errno contains more details.
**/
ssize_t
|