= nng_http_req_alloc(3)
//
// Copyright 2018 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
//
// 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_http_req_alloc - allocate HTTP request structure

== SYNOPSIS

[source, c]
-----------
#include <nng/nng.h>
#include <nng/supplemental/http/http.h>

int nng_http_req_alloc(nng_http_req **reqp, const nng_url *url);
-----------

== DESCRIPTION

The `nng_http_req_alloc()` function allocates a new HTTP request structure
and stores a pointer to it in __reqp__.  The request will be initialized
to perform an HTTP/1.1 `GET` operation using the URL specified in __url__.

== RETURN VALUES

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

== ERRORS

`NNG_ENOMEM`:: Insufficient free memory exists to allocate a message.
`NNG_ENOTSUP`:: HTTP support not configured.

== SEE ALSO

<<nng_http_conn_read_req#,nng_http_conn_read_req(3)>>,
<<nng_http_conn_write_req#,nng_http_conn_write_req(3)>>,
<<nng_http_req_add_header#,nng_http_req_add_header(3)>>,
<<nng_http_req_copy_data#,nng_http_req_copy_data(3)>>,
<<nng_http_req_del_header#,nng_http_req_del_header(3)>>,
<<nng_http_req_free#,nng_http_req_free(3)>>,
<<nng_http_req_get_header#,nng_http_req_get_header(3)>>,
<<nng_http_req_get_method#,nng_http_req_get_method(3)>>,
<<nng_http_req_get_uri#,nng_http_req_get_uri(3)>>,
<<nng_http_req_get_version#,nng_http_req_get_version(3)>>,
<<nng_http_req_set_data#,nng_http_req_set_data(3)>>,
<<nng_http_req_set_method#,nng_http_req_set_method(3)>>,
<<nng_http_req_set_uri#,nng_http_req_set_uri(3)>>,
<<nng_http_req_set_version#,nng_http_req_set_version(3)>>,
<<nng_http_res_alloc#,nng_http_res_alloc(3)>>,
<<nng_url_parse#,nng_url_parse(3)>>
<<nng_strerror#,nng_strerror(3)>>,
<<nng#,nng(7)>>