1/*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 *    conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 *    of conditions and the following disclaimer in the documentation and/or other materials
13 *    provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 *    to endorse or promote products derived from this software without specific prior written
17 *    permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include "lwip_test.h"
33#include "lwipopts.h"
34#include <arch/sys_arch.h>
35#include <lwip/sys.h>
36
37#define SRV_MSG "Hi, I am TCP server"
38#define CLI_MSG "Hi, I am TCP client"
39#define TEST_CASE 130
40
41static char g_buf[BUF_SIZE + 1] = { 0 };
42
43static int SampleTcpServer()
44{
45    g_testCase++;
46    int sfd, lsfd;
47    struct sockaddr_in srvAddr = { 0 };
48    struct sockaddr_in clnAddr = { 0 };
49    socklen_t clnAddrLen = sizeof(clnAddr);
50    struct msghdr msg = { 0 };
51    struct iovec iov[IOV_LENGTH] = { 0 };
52    int ret;
53
54    /* tcp server */
55    lsfd = socket(AF_INET, SOCK_STREAM, 0);
56    LogPrintln("create server socket inet stream: %d", lsfd);
57    ICUNIT_ASSERT_NOT_EQUAL(lsfd, -1, 1);
58
59    srvAddr.sin_family = AF_INET;
60    srvAddr.sin_addr.s_addr = inet_addr(STACK_IP);
61    srvAddr.sin_port = htons(STACK_PORT);
62    ret = bind(lsfd, (struct sockaddr*)&srvAddr, sizeof(srvAddr));
63    LogPrintln("bind socket %d to %s:%d: %d", lsfd, inet_ntoa(srvAddr.sin_addr), ntohs(srvAddr.sin_port), ret);
64    ICUNIT_ASSERT_EQUAL(ret, 0, 2);
65
66    ret = listen(lsfd, 0);
67    LogPrintln("listen socket %d: %d", lsfd, ret);
68    ICUNIT_ASSERT_EQUAL(ret, 0, 3);
69
70    sfd = accept(lsfd, (struct sockaddr*)&clnAddr, &clnAddrLen);
71    LogPrintln("accept socket %d: %d <%s:%d>", lsfd, sfd, inet_ntoa(clnAddr.sin_addr), ntohs(clnAddr.sin_port));
72    ICUNIT_ASSERT_NOT_EQUAL(sfd, -1, 4);
73
74    /* send */
75    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
76    (void)strcpy_s(g_buf, sizeof(g_buf), SRV_MSG);
77    ret = send(sfd, g_buf, strlen(SRV_MSG), 0);
78    LogPrintln("server send on socket %d: %d", sfd, ret);
79    ICUNIT_ASSERT_EQUAL(ret, strlen(SRV_MSG), 5);
80
81    /* recv */
82    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
83    ret = recv(sfd, g_buf, sizeof(g_buf), 0);
84    LogPrintln("server recv on socket %d: %d", sfd, ret);
85    LogPrintln("ser:%s", g_buf);
86    ICUNIT_ASSERT_EQUAL(ret, strlen(CLI_MSG), 6);
87
88    /* sendmsg */
89    clnAddr.sin_family = AF_INET;
90    clnAddr.sin_addr.s_addr = inet_addr(PEER_IP);
91    clnAddr.sin_port = htons(PEER_PORT);
92    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
93    (void)strcpy_s(g_buf, sizeof(g_buf), SRV_MSG);
94    msg.msg_name = &clnAddr;
95    msg.msg_namelen = sizeof(clnAddr);
96    msg.msg_iov = iov;
97    msg.msg_iovlen = IOV_LENGTH;
98    iov[0].iov_base = g_buf;
99    iov[0].iov_len = strlen(SRV_MSG);
100    iov[1].iov_base = g_buf;
101    iov[1].iov_len = strlen(SRV_MSG);
102    ret = sendmsg(sfd, &msg, 0);
103    LogPrintln("sendmsg on socket %d: %d", sfd, ret);
104    ICUNIT_ASSERT_EQUAL(ret, IOV_LENGTH * strlen(SRV_MSG), 7);
105
106    /* recvmsg */
107    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
108    (void)memset_s(&msg, sizeof(msg), 0, sizeof(msg));
109    msg.msg_name = &clnAddr;
110    msg.msg_namelen = sizeof(clnAddr);
111    msg.msg_iov = iov;
112    msg.msg_iovlen = 1;
113    iov[0].iov_base = g_buf;
114    iov[0].iov_len = sizeof(g_buf);
115    ret = recvmsg(sfd, &msg, 0);
116    LogPrintln("recvmsg on socket %d: %d", sfd, ret);
117    ICUNIT_ASSERT_EQUAL(ret, IOV_LENGTH * strlen(CLI_MSG), 8);
118
119    ret = shutdown(sfd, SHUT_RDWR);
120    LogPrintln("shutdown socket %d: %d", sfd, ret);
121    ICUNIT_ASSERT_EQUAL(ret, 0, 9);
122
123    ret = closesocket(sfd);
124    ICUNIT_ASSERT_NOT_EQUAL(ret, -1, 10);
125    ret = closesocket(lsfd);
126    ICUNIT_ASSERT_NOT_EQUAL(ret, -1, 11);
127
128    return 0;
129}
130
131static int SampleTcpClient()
132{
133    g_testCase++;
134    int sfd;
135    struct sockaddr_in srvAddr = { 0 };
136    struct sockaddr_in clnAddr = { 0 };
137    int ret;
138    struct msghdr msg = { 0 };
139    struct iovec iov[IOV_LENGTH] = { 0 };
140    struct sockaddr addr;
141    socklen_t addrLen = sizeof(addr);
142
143    /* tcp client connection */
144    sfd = socket(AF_INET, SOCK_STREAM, 0);
145    LogPrintln("create client socket inet stream: %d", sfd);
146    ICUNIT_ASSERT_NOT_EQUAL(sfd, -1, 10);
147
148    srvAddr.sin_family = AF_INET;
149    srvAddr.sin_addr.s_addr = inet_addr(PEER_IP);
150    srvAddr.sin_port = htons(PEER_PORT);
151    ret = connect(sfd, (struct sockaddr*)&srvAddr, sizeof(srvAddr));
152    LogPrintln("connect socket %d to %s:%d: %d", sfd, inet_ntoa(srvAddr.sin_addr), ntohs(srvAddr.sin_port), ret);
153    ICUNIT_ASSERT_EQUAL(ret, 0, 11);
154
155    /* test getpeername */
156    ret = getpeername(sfd, &addr, &addrLen);
157    LogPrintln("getpeername %d %s:%d: %d", \
158        sfd, inet_ntoa(((struct sockaddr_in*)&addr)->sin_addr), ntohs(((struct sockaddr_in*)&addr)->sin_port), ret);
159    ICUNIT_ASSERT_EQUAL(ret, 0, 12);
160    ICUNIT_ASSERT_EQUAL(addrLen, sizeof(struct sockaddr_in), 13);
161    ICUNIT_ASSERT_EQUAL(((struct sockaddr_in*)&addr)->sin_addr.s_addr, \
162        inet_addr(PEER_IP), 14);
163
164    /* test getsockname */
165    ret = getsockname(sfd, &addr, &addrLen);
166    LogPrintln("getsockname %d %s:%d: %d", \
167        sfd, inet_ntoa(((struct sockaddr_in*)&addr)->sin_addr), ntohs(((struct sockaddr_in*)&addr)->sin_port), ret);
168    ICUNIT_ASSERT_EQUAL(ret, 0, 15);
169    ICUNIT_ASSERT_EQUAL(addrLen, sizeof(struct sockaddr_in), 16);
170    ICUNIT_ASSERT_EQUAL(((struct sockaddr_in*)&addr)->sin_addr.s_addr, \
171        inet_addr(STACK_IP), 17);
172
173    /* send */
174    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
175    (void)strcpy_s(g_buf, sizeof(g_buf), CLI_MSG);
176    ret = send(sfd, g_buf, strlen(CLI_MSG), 0);
177    LogPrintln("client send on socket %d: %d", sfd, ret);
178    ICUNIT_ASSERT_EQUAL(ret, strlen(CLI_MSG), 18);
179
180    /* recv */
181    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
182    ret = recv(sfd, g_buf, sizeof(g_buf), 0);
183    LogPrintln("client recv on socket %d: %d", sfd, ret);
184    LogPrintln("cli:%s", g_buf);
185    ICUNIT_ASSERT_EQUAL(ret, strlen(SRV_MSG), 19);
186
187    /* sendmsg */
188    clnAddr.sin_family = AF_INET;
189    clnAddr.sin_addr.s_addr = inet_addr(PEER_IP);
190    clnAddr.sin_port = htons(PEER_PORT);
191    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
192    (void)strcpy_s(g_buf, sizeof(g_buf), CLI_MSG);
193    msg.msg_name = &clnAddr;
194    msg.msg_namelen = sizeof(clnAddr);
195    msg.msg_iov = iov;
196    msg.msg_iovlen = IOV_LENGTH;
197    iov[0].iov_base = g_buf;
198    iov[0].iov_len = strlen(CLI_MSG);
199    iov[1].iov_base = g_buf;
200    iov[1].iov_len = strlen(CLI_MSG);
201    ret = sendmsg(sfd, &msg, 0);
202    LogPrintln("sendmsg on socket %d: %d", sfd, ret);
203    ICUNIT_ASSERT_EQUAL(ret, 2 * strlen(CLI_MSG), 20);
204
205    /* recvmsg */
206    (void)memset_s(g_buf, sizeof(g_buf), 0, sizeof(g_buf));
207    (void)memset_s(&msg, sizeof(msg), 0, sizeof(msg));
208    msg.msg_name = &clnAddr;
209    msg.msg_namelen = sizeof(clnAddr);
210    msg.msg_iov = iov;
211    msg.msg_iovlen = 1;
212    iov[0].iov_base = g_buf;
213    iov[0].iov_len = sizeof(g_buf);
214    ret = recvmsg(sfd, &msg, 0);
215    LogPrintln("recvmsg on socket %d: %d", sfd, ret);
216    ICUNIT_ASSERT_EQUAL(ret, IOV_LENGTH * strlen(SRV_MSG), 21);
217
218    ret = shutdown(sfd, SHUT_RDWR);
219    LogPrintln("shutdown socket %d: %d", sfd, ret);
220    ICUNIT_ASSERT_EQUAL(ret, 0, 22);
221
222    ret = closesocket(sfd);
223    ICUNIT_ASSERT_NOT_EQUAL(ret, -1, 23);
224    return 0;
225}
226
227static void TcpServerRoutine(void *p)
228{
229    (void)p;
230    (void)SampleTcpServer();
231}
232
233static void TcpClientRoutine(void *p)
234{
235    (void)p;
236    (void)SampleTcpClient();
237}
238
239void TcpTest()
240{
241    LogPrintln("net_socket_test_003.c enter");
242    g_testCase = TEST_CASE;
243    int ret;
244    ret = sys_thread_new("tcp_server", TcpServerRoutine, NULL,
245        STACK_TEST_SIZE, TCPIP_THREAD_PRIO);
246    ICUNIT_ASSERT_NOT_EQUAL(ret, -1, 23);
247
248    ret = sys_thread_new("tcp_client", TcpClientRoutine, NULL,
249        STACK_TEST_SIZE, TCPIP_THREAD_PRIO);
250    ICUNIT_ASSERT_NOT_EQUAL(ret, -1, 24);
251}
252