= nng_msg_alloc(3) // // Copyright 2018 Staysail Systems, Inc. // Copyright 2018 Capitar IT Group BV // // This document is supplied under the terms of the MIT License, a // copy of which should be located in the distribution where this // file was obtained (LICENSE.txt). A copy of the license may also be // found online at https://opensource.org/licenses/MIT. // == NAME nng_msg_alloc - allocate a message == SYNOPSIS [source, c] ---- #include int nng_msg_alloc(nng_msg **msgp, size_t size); ---- == DESCRIPTION The `nng_msg_alloc()` function allocates a new message with body length _size_ and stores the result in __msgp__. Messages allocated with this function contain a body and optionally a header. They are used with receive and transmit functions. == RETURN VALUES This function returns 0 on success, and non-zero otherwise. == ERRORS `NNG_ENOMEM`:: Insufficient free memory exists to allocate a message. == SEE ALSO <>, <>, <>, <>, <>, <>, <>, <>, <>, <>