diff options
Diffstat (limited to 'src/method_null.c')
| -rw-r--r-- | src/method_null.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/src/method_null.c b/src/method_null.c deleted file mode 100644 index 70c5a09..0000000 --- a/src/method_null.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - Copyright (c) 2012, Matthias Schiffer <mschiffer@universe-factory.net> - Partly based on QuickTun Copyright (c) 2010, Ivo Smits <Ivo@UCIS.nl>. - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - - -#define _GNU_SOURCE - -#include "fastd.h" -#include "task.h" -#include "peer.h" - -#include <arpa/inet.h> - - -static bool method_handle_config(fastd_context *ctx, const fastd_config *conf, const char *option) { - return false; -} - -static bool method_check_config(fastd_context *ctx, const fastd_config *conf) { - if (conf->n_floating > 1) { - pr_error(ctx, "with method `null' use can't define more than one floating peer"); - return false; - } - - return true; -} - -static size_t method_max_packet_size(fastd_context *ctx) { - return fastd_max_packet_size(ctx); -} - -static char* method_peer_str(const fastd_context *ctx, const fastd_peer *peer) { - char addr_buf[INET6_ADDRSTRLEN] = ""; - char *ret; - - const char *temp = fastd_peer_is_temporary(peer) ? " (temporary)" : ""; - - switch (peer->address.sa.sa_family) { - case AF_UNSPEC: - if (asprintf(&ret, "<floating>%s", temp) > 0) - return ret; - break; - - case AF_INET: - if (inet_ntop(AF_INET, &peer->address.in.sin_addr, addr_buf, sizeof(addr_buf))) { - if (asprintf(&ret, "%s:%u%s", addr_buf, ntohs(peer->address.in.sin_port), temp) > 0) - return ret; - } - break; - - case AF_INET6: - if (inet_ntop(AF_INET6, &peer->address.in6.sin6_addr, addr_buf, sizeof(addr_buf))) { - if (asprintf(&ret, "[%s]:%u%s", addr_buf, ntohs(peer->address.in6.sin6_port), temp) > 0) - return ret; - } - break; - - default: - exit_bug(ctx, "unsupported address family"); - } - - return NULL; -} - -static void method_init(fastd_context *ctx, fastd_peer *peer) { - pr_info(ctx, "Connection with %P established.", peer); - - fastd_task_put_send(ctx, peer, fastd_buffer_alloc(0, 0, 0)); -} - -static void method_handle_recv(fastd_context *ctx, fastd_peer *peer, fastd_buffer buffer) { - if (!fastd_peer_is_established(peer)) { - pr_info(ctx, "Connection with %P established.", peer); - - fastd_peer_set_established(ctx, peer); - } - - if (fastd_peer_is_temporary(peer)) { - fastd_peer *perm_peer; - for (perm_peer = ctx->peers; perm_peer; perm_peer = perm_peer->next) { - if (fastd_peer_is_floating(perm_peer)) - break; - } - - if (!perm_peer) { - fastd_buffer_free(buffer); - return; - } - - peer = fastd_peer_merge(ctx, perm_peer, peer); - } - - if (buffer.len) - fastd_task_put_handle_recv(ctx, peer, buffer); - else - fastd_buffer_free(buffer); -} - -static void method_send(fastd_context *ctx, fastd_peer *peer, fastd_buffer buffer) { - fastd_task_put_send(ctx, peer, buffer); -} - -static void method_free_peer_private(fastd_context *ctx, fastd_peer *peer) { -} - - -const fastd_method fastd_method_null = { - .name = "null", - - .handle_config = method_handle_config, - .check_config = method_check_config, - - .max_packet_size = method_max_packet_size, - - .peer_str = method_peer_str, - - .init = method_init, - .handle_recv = method_handle_recv, - .send = method_send, - - .free_peer_private = method_free_peer_private, -}; |