Ubuntu Manpages

nng_msg_alloc

allocate a message

#include <nng/nng.h>
int nng_msg_alloc(nng_msg **msgp, size_t size);

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.

This function returns 0 on success, and non-zero otherwise.

NNG_ENOMEM

Insufficient free memory exists to allocate a message.

nng_msg_free(3), nng_msg_body(3), nng_msg_dup(3), nng_msg_header(3), nng_msg_header_len(3), nng_msg_len(3), nng_msg_capacity(3), nng_msg_reserve(3), nng_msg_realloc(3), nng_strerror(3), nng_msg(5), nng(7)