| /* GTP Hub Implementation */ |
| |
| /* (C) 2015 by sysmocom s.f.m.c. GmbH <info@sysmocom.de> |
| * All Rights Reserved |
| * |
| * gtphub_sock.c. |
| * |
| * This file is kept separate so that these functions can be wrapped for |
| * gtphub_test.c. When a function and its callers are in the same compilational |
| * unit, the wrappability may be optimized away. |
| * |
| * Author: Neels Hofmeyr |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include <openbsc/gtphub.h> |
| #include <openbsc/debug.h> |
| |
| /* Convenience makro, note: only within this C file. */ |
| #define LOG(level, fmt, args...) \ |
| LOGP(DGTPHUB, level, fmt, ##args) |
| |
| int gtphub_write(const struct osmo_fd *to, |
| const struct osmo_sockaddr *to_addr, |
| const uint8_t *buf, size_t buf_len) |
| { |
| errno = 0; |
| ssize_t sent = sendto(to->fd, buf, buf_len, 0, |
| (struct sockaddr*)&to_addr->a, to_addr->l); |
| LOG(LOGL_DEBUG, "to %s\n", osmo_sockaddr_to_str(to_addr)); |
| |
| if (sent == -1) { |
| LOG(LOGL_ERROR, "error: %s\n", strerror(errno)); |
| return -EINVAL; |
| } |
| |
| if (sent != buf_len) |
| LOG(LOGL_ERROR, "sent(%d) != data_len(%d)\n", |
| (int)sent, (int)buf_len); |
| else |
| LOG(LOGL_DEBUG, "Sent %d: %s\n", |
| (int)sent, osmo_hexdump(buf, sent)); |
| |
| return 0; |
| } |
| |