--- /dev/null
+/**
+ * @file packet.h
+ *
+ * @brief UDP-Packet, contains data, sender and receiver
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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 General Public License
+ * for more details.
+ */
+
+#include "packet.h"
+
+
+
+
+status_t destroy(packet_t *this)
+{
+ pfree(this->data.ptr);
+ pfree(this);
+ return SUCCESS;
+}
+
+
+packet_t *packet_create()
+{
+ packet_t *this = alloc_thing(packet_t, "packet_t");
+
+ this->data.len = 0;
+ this->data.ptr = NULL;
+ return this;
+
+}
--- /dev/null
+/**
+ * @file packet.h
+ *
+ * @brief UDP-Packet, contains data, sender and receiver
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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 General Public License
+ * for more details.
+ */
+
+#ifndef PACKET_H_
+#define PACKET_H_
+
+
+#include "types.h"
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <freeswan.h>
+#include <pluto/constants.h>
+#include <pluto/defs.h>
+
+
+/**
+ * @brief UDP-Packet, contains data, sender and receiver
+ */
+typedef struct packet_s packet_t;
+struct packet_s {
+ /**
+ * senders address and port
+ */
+ struct {
+ struct sockaddr_in addr;
+ size_t len;
+ } sender;
+
+ /**
+ * receivers address and port
+ */
+ struct {
+ struct sockaddr_in addr;
+ size_t len;
+ } receiver;
+
+ /**
+ * message data
+ */
+ chunk_t data;
+
+ /**
+ * @brief
+ *
+ * @param
+ * @return
+ */
+ status_t (*destroy) (packet_t *packet);
+};
+
+/**
+ * @brief
+ *
+ * @param
+ * @return
+ */
+packet_t *packet_create();
+
+#endif /*PACKET_H_*/
--- /dev/null
+/**
+ * @file socket.c
+ *
+ * @brief management of sockets
+ *
+ * receiver reads from here, sender writes to here
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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 General Public License
+ * for more details.
+ */
+
+#include "socket.h"
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <freeswan.h>
+#include <pluto/constants.h>
+#include <pluto/defs.h>
+
+
+
+typedef struct {
+ /**
+ * public functions
+ */
+ socket_t public;
+
+ /**
+ * currently we only have one socket, maybe more in the future ?
+ */
+ int socket_fd;
+} private_socket_t;
+
+
+status_t receiver(private_socket_t *this, packet_t **packet)
+{
+
+ char buffer[MAX_PACKET];
+ packet_t *pkt = packet_create();
+
+ /* do the read */
+ pkt->sender.len = sizeof(pkt->sender.addr);
+ pkt->data.len = recvfrom(this->socket_fd, buffer, MAX_PACKET, 0,
+ &(pkt->sender.addr), &(pkt->sender.len));
+ if (pkt->data.len < 0)
+ {
+ pkt->destroy(pkt);
+ return FAILED;
+ }
+
+ /* fill in packet */
+ pkt->data.ptr = alloc_bytes(pkt->data.len, "data in packet_t");
+ memcpy(pkt->data.ptr, buffer, pkt->data.len);
+
+ /* return packet */
+ *packet = pkt;
+
+ return SUCCESS;
+}
+
+status_t sender(private_socket_t *this, packet_t *packet)
+{
+ ssize_t bytes_sent;
+
+ printf("@%d\n", __LINE__);
+ /* send data */
+ bytes_sent = sendto(this->socket_fd, packet->data.ptr, packet->data.len,
+ 0, &(packet->receiver.addr), packet->receiver.len);
+
+ printf("bytes: %d\n", bytes_sent);
+ if (bytes_sent != packet->data.len)
+ {
+ return FAILED;
+ }
+ return SUCCESS;
+}
+
+status_t destroyer(private_socket_t *this)
+{
+ close(this->socket_fd);
+ pfree(this);
+
+ return SUCCESS;
+}
+
+socket_t *socket_create()
+{
+ private_socket_t *this = alloc_thing(socket_t, "private_socket_t");
+ struct sockaddr_in addr;
+
+ /* public functions */
+ this->public.send = (status_t(*)(socket_t*, packet_t*))sender;
+ this->public.receive = (status_t(*)(socket_t*, packet_t**))receiver;
+ this->public.destroy = (status_t(*)(socket_t*))destroyer;
+
+ printf("@%d\n", __LINE__);
+ /* create default ipv4 socket */
+ this->socket_fd = socket(PF_INET, SOCK_DGRAM, 0);
+ if (this->socket_fd < 0) {
+ pfree(this);
+ return NULL;
+ }
+
+ printf("@%d\n", __LINE__);
+ addr.sin_family = AF_INET;
+ addr.sin_addr.s_addr = INADDR_ANY;
+ addr.sin_port = 500;
+ if (bind(this->socket_fd,(struct sockaddr*)&addr, sizeof(addr)) < 0) {
+ pfree(this);
+ return NULL;
+ }
+
+ printf("@%d\n", __LINE__);
+ return (socket_t*)this;
+}
--- /dev/null
+/**
+ * @file socket.h
+ *
+ * @brief management of sockets
+ *
+ * receiver reads from here, sender writes to here
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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 General Public License
+ * for more details.
+ */
+
+#ifndef SOCKET_H_
+#define SOCKET_H_
+
+
+#include "types.h"
+#include "packet.h"
+
+
+/**
+ * maximum size of a packet
+ * 3000 Bytes should be sufficient, see IKEv2 draft
+ */
+#define MAX_PACKET 3000
+
+
+/**
+ * @brief abstraction of one (ipv4), or in future, of multiple sockets
+ *
+ */
+typedef struct socket_s socket_t;
+struct socket_s {
+ /**
+ * @brief
+ *
+ *
+ *
+ * @param
+ * @return
+ */
+ status_t (*receive) (socket_t *sock, packet_t **packet);
+
+ /**
+ * @brief
+ *
+ *
+ *
+ * @param
+ * @return
+ */
+ status_t (*send) (socket_t *sock, packet_t *packet);
+
+ /**
+ * @brief
+ *
+ *
+ *
+ * @param
+ * @return
+ */
+ status_t (*destroy) (socket_t *sock);
+};
+
+/**
+ * @brief
+ *
+ * @param
+ * @return
+ */
+socket_t *socket_create();
+
+
+#endif /*SOCKET_H_*/
--- /dev/null
+/**
+ * @file thread_pool_test.c
+ *
+ * @brief Tests to test the Socket (type socket_t)
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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 General Public License
+ * for more details.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include "../tester.h"
+#include "../socket.h"
+
+/*
+ * Description in header file
+ */
+void test_socket(tester_t *tester)
+{
+ socket_t *skt = socket_create();
+ packet_t *pkt = packet_create();
+ char *test_string = "Testing functionality of socket_t";
+
+ pkt->data.ptr = test_string;
+ pkt->data.len = strlen(test_string);
+
+ pkt->receiver.addr.sin_family = AF_INET;
+ pkt->receiver.addr.sin_addr.s_addr = inet_addr("127.0.0.1");
+ pkt->receiver.addr.sin_port = htons(500);
+
+ skt->send(skt, pkt);
+ pkt->destroy(pkt);
+ skt->receive(skt, &pkt);
+
+ tester->assert_false(tester, strcmp(test_string, pkt->data.ptr), "packet exchange");
+}
+
--- /dev/null
+/**
+ * @file socket_test.h
+ *
+ * @brief Tests to test the Socket (type socket_t)
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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 General Public License
+ * for more details.
+ */
+
+#ifndef SOCKET_TEST_H_
+#define SOCKET_TEST_H_
+
+/**
+ * @brief Test function for the type socket_t
+ *
+ * @param tester tester object
+ */
+void test_socket(tester_t *tester);
+
+/**
+ * Test for socket_t
+ */
+test_t socket_test = {test_socket,"Socket"};
+
+
+
+#endif /*SOCKET_TEST_H_*/
projects / strongswan.git / commitdiff