/* _ * ___ __ _ __ _ _ _(_) * / __|/ _` |/ _` | | | | | * \__ \ (_| | (_| | |_| | | * |___/\__,_|\__, |\__,_|_| * |___/ * * Cross-platform library which helps to develop web servers or frameworks. * * Copyright (C) 2016-2020 Silvio Clecio * * 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 */ #include #include #include #include #include /* NOTE: Error checking has been omitted to make it clear. */ #ifdef _WIN32 #define PATH_SEP '\\' #else /* _WIN32 */ #define PATH_SEP '/' #endif /* _WIN32 */ #define PAGE_FORM \ "" \ "" \ "
" \ "
" \ "Choose the files:" \ "File 1:
" \ "File 2:
" \ "" \ "
" \ "
" \ "" \ "" #define PAGE_DONE \ "" \ "" \ "Uploads" \ "" \ "" \ "Uploaded files:
" \ "%s" \ "" \ "" #define CONTENT_TYPE "text/html; charset=utf-8" static void process_uploads(struct sg_httpreq *req, struct sg_httpres *res) { struct sg_httpupld *upld; struct sg_str *body; const char *name; char *str; char errmsg[256]; int errnum; body = sg_str_new(); sg_str_printf(body, "
    "); upld = sg_httpreq_uploads(req); while (upld) { name = sg_httpupld_name(upld); errnum = sg_httpupld_save(upld, true); if (errnum == 0) sg_str_printf(body, "
  1. %s
    2. ", name, name); else { sg_strerror(errnum, errmsg, sizeof(errmsg)); sg_str_printf(body, "
  2. %s - failed - %s
    3. ", name, errmsg); } sg_httpuplds_next(&upld); } sg_str_printf(body, "
"); str = strdup(sg_str_content(body)); sg_str_clear(body); sg_str_printf(body, PAGE_DONE, str); free(str); sg_httpres_send(res, sg_str_content(body), CONTENT_TYPE, 200); sg_str_free(body); } static void req_cb(__SG_UNUSED void *cls, struct sg_httpreq *req, struct sg_httpres *res) { struct sg_strmap **qs; const char *file; char path[PATH_MAX]; if (sg_httpreq_is_uploading(req)) process_uploads(req, res); else { qs = sg_httpreq_params(req); if (qs && sg_strmap_count(*qs) > 0) { file = sg_strmap_get(*qs, "file"); if (file) { sprintf(path, "%s%c%s", sg_httpsrv_upld_dir(sg_httpreq_srv(req)), PATH_SEP, file); sg_httpres_download(res, path, 200); } } else sg_httpres_send(res, PAGE_FORM, CONTENT_TYPE, 200); } } int main(int argc, const char *argv[]) { struct sg_httpsrv *srv; uint16_t port; if (argc != 2) { printf("%s \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)) { sg_httpsrv_free(srv); return EXIT_FAILURE; } fprintf(stdout, "Server running at http://localhost:%d\n", sg_httpsrv_port(srv)); fflush(stdout); getchar(); sg_httpsrv_free(srv); return EXIT_SUCCESS; }