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author | malosek <malosek@fastmq.com> | 2009-11-30 16:45:36 +0100 |
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committer | malosek <malosek@fastmq.com> | 2009-11-30 16:45:36 +0100 |
commit | c637bf292d0dc97be5c94c5c96a033c2d665576c (patch) | |
tree | f6e82c3003ac1e4a646f588a7423d60c0e7dcc23 /man/man3/zmq_msg_size.3 | |
parent | 9ccf2b42cf932b4c29ea20cc9c6e3d5d8e7a62b4 (diff) | |
parent | fa1641afc593be5926e558381861112b584e861a (diff) |
Merge branch 'master' of git@github.com:sustrik/zeromq2
Diffstat (limited to 'man/man3/zmq_msg_size.3')
-rw-r--r-- | man/man3/zmq_msg_size.3 | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/man/man3/zmq_msg_size.3 b/man/man3/zmq_msg_size.3 new file mode 100644 index 0000000..b51d582 --- /dev/null +++ b/man/man3/zmq_msg_size.3 @@ -0,0 +1,30 @@ +.TH zmq_msg_size 3 "" "(c)2007-2009 FastMQ Inc." "0MQ User Manuals" +.SH NAME +zmq_msg_size \- retrieves size of the message content +.SH SYNOPSIS +.B size_t zmq_msg_size (zmq_msg_t *msg); +.SH DESCRIPTION +Returns size of the message data. Always use this function to get the size, +never use +.IR zmq_msg_t +members directly. +.SH RETURN VALUE +Size of the message data (bytes). +.SH ERRORS +No errors are defined. +.SH EXAMPLE +.nf +zmq_msg_t msg; +rc = zmq_msg_init (&msg); +assert (rc == 0); +rc = zmq_recv (s, &msg, 0); +assert (rc == 0); +size_t msg_size = zmq_msg_size (&msg); +.fi +.SH SEE ALSO +.BR zmq_msg_init (3) +.BR zmq_msg_init_size (3) +.BR zmq_msg_init_data (3) +.BR zmq_msg_close (3) +.SH AUTHOR +Martin Sustrik <sustrik at 250bpm dot com> |