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Diffstat (limited to 'doc/zmq_msg_size.txt')
-rw-r--r-- | doc/zmq_msg_size.txt | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/doc/zmq_msg_size.txt b/doc/zmq_msg_size.txt new file mode 100644 index 0000000..6d24243 --- /dev/null +++ b/doc/zmq_msg_size.txt @@ -0,0 +1,53 @@ +zmq_msg_size(3) +=============== + + +NAME +---- +zmq_msg_size - retrieves size of the message content + + +SYNOPSIS +-------- +'size_t zmq_msg_size (zmq_msg_t *msg);' + + +DESCRIPTION +----------- +Returns size of the message data. Always use this function to get the size, +never use 'zmq_msg_t' members directly. + + +RETURN VALUE +------------ +Size of the message data (bytes). + + +ERRORS +------ +No errors are defined. + + +EXAMPLE +------- +---- +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); +---- + + +SEE ALSO +-------- +linkzmq:zmq_msg_init[3] +linkzmq:zmq_msg_init_size[3] +linkzmq:zmq_msg_init_data[3] +linkzmq:zmq_msg_close[3] + + +AUTHOR +------ +Martin Sustrik <sustrik at 250bpm dot com> |