Sagui library v3.5.0
Cross-platform library which helps to develop web servers or frameworks.
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example_httpreq_payload.c

Simple payload example showing how to retrieve raw content (JSON, XML etc.) from the request object.

/* _
* ___ __ _ __ _ _ _(_)
* / __|/ _` |/ _` | | | | |
* \__ \ (_| | (_| | |_| | |
* |___/\__,_|\__, |\__,_|_|
* |___/
*
* Cross-platform library which helps to develop web servers or frameworks.
*
* Copyright (C) 2016-2019 Silvio Clecio <silvioprog@gmail.com>
*
* Sagui library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Sagui library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sagui library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* Echoing payload using cURL:
*
* curl --header "Content-Type: application/json" --request POST --data '{"abc":123}' -w "\n" http://localhost:<PORT>
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <sagui.h>
/* NOTE: Error checking has been omitted to make it clear. */
static void req_cb(__SG_UNUSED void *cls, struct sg_httpreq *req,
struct sg_httpres *res) {
struct sg_str *payload = sg_httpreq_payload(req);
sg_httpres_send(res, sg_str_content(payload), "text/plain", 200);
}
int main(int argc, const char *argv[]) {
struct sg_httpsrv *srv;
uint16_t port;
if (argc != 2) {
printf("%s <PORT>\n", argv[0]);
return EXIT_FAILURE;
}
port = strtol(argv[1], NULL, 10);
srv = sg_httpsrv_new(req_cb, NULL);
if (!sg_httpsrv_listen(srv, port, false)) {
return EXIT_FAILURE;
}
fprintf(stdout, "Server running at http://localhost:%d\n",
fflush(stdout);
getchar();
return EXIT_SUCCESS;
}
struct sg_httpsrv * sg_httpsrv_new(sg_httpreq_cb cb, void *cls) __attribute__((malloc))
void sg_httpsrv_free(struct sg_httpsrv *srv)
struct sg_str * sg_httpreq_payload(struct sg_httpreq *req)
#define sg_httpres_send(res, val, content_type, status)
Definition sagui.h:1032
bool sg_httpsrv_listen(struct sg_httpsrv *srv, uint16_t port, bool threaded)
uint16_t sg_httpsrv_port(struct sg_httpsrv *srv)
int const char * sg_str_content(struct sg_str *str)