/test/unit/unit_socket.c

https://github.com/cloud-hot/picotcp · C · 497 lines · 376 code · 62 blank · 59 comment · 70 complexity · 0943909418fea62c24198a309e513f6e MD5 · raw file 

    

  1. START_TEST (test_socket)
    2. 

  2. {
    3. 

  3.     int ret = 0;
    4. 

  4.     uint16_t port_be = 0, porta, proto, port_got;
    5. 

  5.     char buf[] = "test";
    6. 

  6.     struct pico_socket *sk_tcp, *sk_udp, *s, *sl, *sa;
    7. 

  7.     struct pico_device *dev;
    8. 

  8.     struct pico_ip4 inaddr_dst, inaddr_link, inaddr_incorrect, inaddr_uni, inaddr_null, netmask, orig, inaddr_got;
    9. 

  9. 

  10.     int getnodelay = -1;
    11. 

  11.     int nodelay = -1;
    12. 

  12. 

  13.     uint32_t getsocket_buffer = 0;
    14. 

  14.     uint32_t socket_buffer = 0;
    15. 

  15. 

  16.     pico_stack_init();
    17. 

  17. 

  18.     printf("START SOCKET TEST\n");
    19. 

  19. 

  20.     pico_string_to_ipv4("224.7.7.7", &inaddr_dst.addr);
    21. 

  21.     pico_string_to_ipv4("10.40.0.2", &inaddr_link.addr);
    22. 

  22.     pico_string_to_ipv4("224.8.8.8", &inaddr_incorrect.addr);
    23. 

  23.     pico_string_to_ipv4("0.0.0.0", &inaddr_null.addr);
    24. 

  24.     pico_string_to_ipv4("10.40.0.3", &inaddr_uni.addr);
    25. 

  25. 

  26.     dev = pico_null_create("dummy");
    27. 

  27.     netmask.addr = long_be(0xFFFF0000);
    28. 

  28.     ret = pico_ipv4_link_add(dev, inaddr_link, netmask);
    29. 

  29.     fail_if(ret < 0, "socket> error adding link");
    30. 

  30. 

  31. 

  32.     /* socket_open passing wrong parameters */
    33. 

  33.     s = pico_socket_open(PICO_PROTO_IPV4, 99, NULL);
    34. 

  34.     fail_if(s != NULL, "Error got socket wrong parameters");
    35. 

  35. 

  36.     s = pico_socket_open(PICO_PROTO_IPV4, -109, NULL);
    37. 

  37.     fail_if(s != NULL, "Error got socket");
    38. 

  38. 

  39.     s = pico_socket_open(99, PICO_PROTO_UDP, NULL);
    40. 

  40.     fail_if(s != NULL, "Error got socket");
    41. 

  41. 

  42.     s = pico_socket_open(-99, PICO_PROTO_UDP, NULL);
    43. 

  43.     fail_if(s != NULL, "Error got socket");
    44. 

  44. 

  45. 

  46.     sk_tcp = pico_socket_open(PICO_PROTO_IPV4, PICO_PROTO_TCP, NULL);
    47. 

  47.     fail_if(sk_tcp == NULL, "socket> tcp socket open failed");
    48. 

  48. 

  49.     port_be = short_be(5555);
    50. 

  50.     /* socket_bind passing wrong parameters */
    51. 

  51.     ret = pico_socket_bind(NULL, &inaddr_link, &port_be);
    52. 

  52.     fail_if(ret == 0, "socket> tcp socket bound wrong parameter");
    53. 

  53.     ret = pico_socket_bind(sk_tcp, NULL, &port_be);
    54. 

  54.     fail_if(ret == 0, "socket> tcp socket bound wrong parameter");
    55. 

  55.     ret = pico_socket_bind(sk_tcp, &inaddr_link, NULL);
    56. 

  56.     fail_if(ret == 0, "socket> tcp socket bound wrong parameter");
    57. 

  57.     /* socket_getname passing wrong parameters */
    58. 

  58.     ret = pico_socket_getname(NULL, &inaddr_link, &port_be, &proto);
    59. 

  59.     fail_if(ret == 0, "socket> tcp socket getname with wrong parameter");
    60. 

  60.     ret = pico_socket_getname(sk_tcp, NULL, &port_be, &proto);
    61. 

  61.     fail_if(ret == 0, "socket> tcp socket getname with wrong parameter");
    62. 

  62.     ret = pico_socket_getname(sk_tcp, &inaddr_link, NULL, &proto);
    63. 

  63.     fail_if(ret == 0, "socket> tcp socket getname with wrong parameter");
    64. 

  64.     ret = pico_socket_getname(sk_tcp, &inaddr_link, &port_be, NULL);
    65. 

  65.     fail_if(ret == 0, "socket> tcp socket getname with wrong parameter");
    66. 

  66.     /* socket_bind passing correct parameters */
    67. 

  67.     ret = pico_socket_bind(sk_tcp, &inaddr_link, &port_be);
    68. 

  68.     fail_if(ret < 0, "socket> tcp socket bind failed");
    69. 

  69.     sk_udp = pico_socket_open(PICO_PROTO_IPV4, PICO_PROTO_UDP, NULL);
    70. 

  70.     fail_if(sk_udp == NULL, "socket> udp socket open failed");
    71. 

  71.     port_be = short_be(5555);
    72. 

  72.     ret = pico_socket_bind(sk_udp, &inaddr_link, &port_be);
    73. 

  73.     fail_if(ret < 0, "socket> udp socket bind failed");
    74. 

  74. 

  75.     ret = pico_socket_getname(sk_udp, &inaddr_got, &port_got, &proto);
    76. 

  76.     fail_if(ret < 0, "socket> udp socket getname failed");
    77. 

  77.     fail_if(inaddr_got.addr != inaddr_link.addr, "Getname: Address is different");
    78. 

  78.     fail_if(port_be != port_got, "Getname: Port is different");
    79. 

  79.     fail_if(proto != PICO_PROTO_IPV4, "Getname: proto is wrong");
    80. 

  80. 

  81.     /* socket_close passing wrong parameter */
    82. 

  82.     ret = pico_socket_close(NULL);
    83. 

  83.     fail_if(ret == 0, "Error socket close with wrong parameters");
    84. 

  84. 

  85. 

  86.     /* socket_connect passing wrong parameters */
    87. 

  87.     ret = pico_socket_connect(sk_udp, NULL, port_be);
    88. 

  88.     fail_if(ret == 0, "Error socket connect with wrong parameters");
    89. 

  89.     ret = pico_socket_connect(NULL, &inaddr_dst, port_be);
    90. 

  90.     fail_if(ret == 0, "Error socket connect with wrong parameters");
    91. 

  91. 

  92.     /* socket_connect passing correct parameters */
    93. 

  93.     ret = pico_socket_connect(sk_udp, &inaddr_dst, port_be);
    94. 

  94.     fail_if(ret < 0, "Error socket connect");
    95. 

  95.     ret = pico_socket_connect(sk_tcp, &inaddr_dst, port_be);
    96. 

  96.     fail_if(ret < 0, "Error socket connect");
    97. 

  97. 

  98. 

  99.     /* testing listening socket */
    100. 

  100.     sl = pico_socket_open(PICO_PROTO_IPV4, PICO_PROTO_TCP, NULL);
    101. 

  101.     fail_if(sl == NULL, "socket> tcp socket open failed");
    102. 

  102.     port_be = short_be(6666);
    103. 

  103.     ret = pico_socket_bind(sl, &inaddr_link, &port_be);
    104. 

  104.     fail_if(ret < 0, "socket> tcp socket bind failed");
    105. 

  105.     /* socket_listen passing wrong parameters */
    106. 

  106.     ret = pico_socket_listen(sl, 0);
    107. 

  107.     fail_if(ret == 0, "Error socket tcp socket listen done, wrong parameter");
    108. 

  108.     ret = pico_socket_listen(NULL, 10);
    109. 

  109.     fail_if(ret == 0, "Error socket tcp socket listen done, wrong parameter");
    110. 

  110.     /* socket_listen passing correct parameters */
    111. 

  111.     ret = pico_socket_listen(sl, 10);
    112. 

  112.     fail_if(ret < 0, "socket> tcp socket listen failed: %s", strerror(pico_err));
    113. 

  113. 

  114.     /* socket_accept passing wrong parameters */
    115. 

  115.     sa = pico_socket_accept(sl, &orig, NULL);
    116. 

  116.     fail_if(sa != NULL, "Error socket tcp socket accept wrong argument");
    117. 

  117.     sa = pico_socket_accept(sl, NULL, &porta);
    118. 

  118.     fail_if(sa != NULL, "Error socket tcp socket accept wrong argument");
    119. 

  119.     /* socket_accept passing correct parameters */
    120. 

  120.     sa = pico_socket_accept(sl, &orig, &porta);
    121. 

  121.     fail_if(sa == NULL && pico_err != PICO_ERR_EAGAIN, "socket> tcp socket accept failed: %s", strerror(pico_err));
    122. 

  122. 

  123.     ret = pico_socket_close(sl);
    124. 

  124.     fail_if(ret < 0, "socket> tcp socket close failed: %s\n", strerror(pico_err));
    125. 

  125. 

  126. 

  127.     /* testing socket read/write */
    128. 

  128.     /* socket_write passing wrong parameters */
    129. 

  129.     ret = pico_socket_write(NULL, (void *)buf, sizeof(buf));
    130. 

  130.     fail_if(ret == 0, "Error socket write succeeded, wrong argument\n");
    131. 

  131.     ret = pico_socket_write(sk_tcp, NULL, sizeof(buf));
    132. 

  132.     fail_if(ret == 0, "Error socket write succeeded, wrong argument\n");
    133. 

  133.     ret = pico_socket_write(sk_tcp, (void *)buf, 0);
    134. 

  134.     fail_if(ret > 0, "Error socket write succeeded, wrong argument\n");
    135. 

  135.     /* socket_write passing correct parameters */
    136. 

  136.     ret = pico_socket_write(sk_tcp, (void *)buf, sizeof(buf));
    137. 

  137.     fail_if(ret < 0, "socket> tcp socket write failed: %s\n", strerror(pico_err));
    138. 

  138.     /* socket_read passing wrong parameters */
    139. 

  139.     ret = pico_socket_read(NULL, (void *)buf, sizeof(buf));
    140. 

  140.     fail_if(ret == 0, "Error socket read succeeded, wrong argument\n");
    141. 

  141.     ret = pico_socket_read(sk_tcp, NULL, sizeof(buf));
    142. 

  142.     fail_if(ret == 0, "Error socket read succeeded, wrong argument\n");
    143. 

  143.     ret = pico_socket_read(sk_tcp, (void *)buf, 0);
    144. 

  144.     fail_if(ret > 0, "Error socket read succeeded, wrong argument\n");
    145. 

  145.     /* socket_read passing correct parameters */
    146. 

  146.     ret = pico_socket_read(sk_tcp, (void *)buf, sizeof(buf));
    147. 

  147.     fail_if(ret < 0, "socket> tcp socket read failed, ret = %d: %s\n", ret, strerror(pico_err)); /* tcp_recv returns 0 when no frame !? */
    148. 

  148. 

  149. 

  150.     /* send/recv */
    151. 

  151.     /* socket_send passing wrong parameters */
    152. 

  152.     ret = pico_socket_send(NULL, (void *)buf, sizeof(buf));
    153. 

  153.     fail_if(ret == 0, "Error socket send succeeded, wrong argument\n");
    154. 

  154.     ret = pico_socket_send(sk_tcp, NULL, sizeof(buf));
    155. 

  155.     fail_if(ret == 0, "Error socket send succeeded, wrong argument\n");
    156. 

  156.     ret = pico_socket_send(sk_tcp, (void *)buf, 0);
    157. 

  157.     fail_if(ret > 0, "Error socket send succeeded, wrong argument\n");
    158. 

  158.     /* socket_write passing correct parameters */
    159. 

  159.     ret = pico_socket_send(sk_tcp, (void *)buf, sizeof(buf));
    160. 

  160.     fail_if(ret <= 0, "socket> tcp socket send failed: %s\n", strerror(pico_err));
    161. 

  161.     /* socket_recv passing wrong parameters */
    162. 

  162.     ret = pico_socket_recv(NULL, (void *)buf, sizeof(buf));
    163. 

  163.     fail_if(ret == 0, "Error socket recv succeeded, wrong argument\n");
    164. 

  164.     ret = pico_socket_recv(sk_tcp, NULL, sizeof(buf));
    165. 

  165.     fail_if(ret == 0, "Error socket recv succeeded, wrong argument\n");
    166. 

  166.     ret = pico_socket_recv(sk_tcp, (void *)buf, 0);
    167. 

  167.     fail_if(ret > 0, "Error socket recv succeeded, wrong argument\n");
    168. 

  168.     /* socket_recv passing correct parameters */
    169. 

  169.     ret = pico_socket_recv(sk_tcp, (void *)buf, sizeof(buf));
    170. 

  170.     fail_if(ret < 0, "socket> tcp socket recv failed, ret = %d: %s\n", ret, strerror(pico_err)); /* tcp_recv returns 0 when no frame !? */
    171. 

  171. 

  172. 

  173.     /* sendto/recvfrom */
    174. 

  174.     /* socket_sendto passing wrong parameters */
    175. 

  175.     ret = pico_socket_sendto(NULL, (void *)buf, sizeof(buf), &inaddr_dst, port_be);
    176. 

  176.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    177. 

  177.     ret = pico_socket_sendto(sk_tcp, NULL, sizeof(buf), &inaddr_dst, port_be);
    178. 

  178.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    179. 

  179.     ret = pico_socket_sendto(sk_tcp, (void *)buf, 0, &inaddr_dst, port_be);
    180. 

  180.     fail_if(ret > 0, "Error socket sendto succeeded, wrong argument\n");
    181. 

  181.     ret = pico_socket_sendto(sk_tcp, (void *)buf, sizeof(buf), NULL, port_be);
    182. 

  182.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    183. 

  183.     ret = pico_socket_sendto(sk_tcp, (void *)buf, sizeof(buf), &inaddr_dst, -120);
    184. 

  184.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    185. 

  185.     /* socket_write passing correct parameters */
    186. 

  186.     ret = pico_socket_sendto(sk_tcp, (void *)buf, sizeof(buf), &inaddr_dst, short_be(5555));
    187. 

  187.     fail_if(ret <= 0, "socket> udp socket sendto failed, ret = %d: %s\n", ret, strerror(pico_err));
    188. 

  188.     /* socket_recvfrom passing wrong parameters */
    189. 

  189.     ret = pico_socket_recvfrom(NULL, (void *)buf, sizeof(buf), &orig, &porta);
    190. 

  190.     fail_if(ret >= 0, "Error socket recvfrom succeeded, wrong argument\n");
    191. 

  191.     ret = pico_socket_recvfrom(sk_tcp, NULL, sizeof(buf), &orig, &porta);
    192. 

  192.     fail_if(ret >= 0, "Error socket recvfrom succeeded, wrong argument\n");
    193. 

  193.     ret = pico_socket_recvfrom(sk_tcp, (void *)buf, 0, &orig, &porta);
    194. 

  194.     fail_if(ret > 0, "Error socket recvfrom succeeded, wrong argument\n");
    195. 

  195.     ret = pico_socket_recvfrom(sk_tcp, (void *)buf, sizeof(buf), NULL, &porta);
    196. 

  196.     fail_if(ret > 0, "Error socket recvfrom succeeded, wrong argument\n");
    197. 

  197.     ret = pico_socket_recvfrom(sk_tcp, (void *)buf, sizeof(buf), &orig, NULL);
    198. 

  198.     fail_if(ret > 0, "Error socket recvfrom succeeded, wrong argument\n");
    199. 

  199.     /* socket_recvfrom passing correct parameters */
    200. 

  200.     ret = pico_socket_recvfrom(sk_tcp, (void *)buf, sizeof(buf), &orig, &porta);
    201. 

  201.     fail_if(ret != 0, "socket> tcp socket recvfrom failed, ret = %d: %s\n", ret, strerror(pico_err)); /* tcp_recv returns -1 when no frame !? */
    202. 

  202. 

  203. 

  204.     /* testing socket read/write */
    205. 

  205.     /* socket_write passing wrong parameters */
    206. 

  206.     ret = pico_socket_write(NULL, (void *)buf, sizeof(buf));
    207. 

  207.     fail_if(ret == 0, "Error socket write succeeded, wrong argument\n");
    208. 

  208.     ret = pico_socket_write(sk_udp, NULL, sizeof(buf));
    209. 

  209.     fail_if(ret == 0, "Error socket write succeeded, wrong argument\n");
    210. 

  210.     ret = pico_socket_write(sk_udp, (void *)buf, 0);
    211. 

  211.     fail_if(ret > 0, "Error socket write succeeded, wrong argument\n");
    212. 

  212.     /* socket_write passing correct parameters */
    213. 

  213.     ret = pico_socket_write(sk_udp, (void *)buf, sizeof(buf));
    214. 

  214.     fail_if(ret < 0, "socket> tcp socket write failed: %s\n", strerror(pico_err));
    215. 

  215.     /* socket_read passing wrong parameters */
    216. 

  216.     ret = pico_socket_read(NULL, (void *)buf, sizeof(buf));
    217. 

  217.     fail_if(ret == 0, "Error socket read succeeded, wrong argument\n");
    218. 

  218.     ret = pico_socket_read(sk_udp, NULL, sizeof(buf));
    219. 

  219.     fail_if(ret == 0, "Error socket read succeeded, wrong argument\n");
    220. 

  220.     ret = pico_socket_read(sk_udp, (void *)buf, 0);
    221. 

  221.     fail_if(ret > 0, "Error socket read succeeded, wrong argument\n");
    222. 

  222.     /* socket_read passing correct parameters */
    223. 

  223.     ret = pico_socket_read(sk_udp, (void *)buf, sizeof(buf));
    224. 

  224.     fail_if(ret != 0, "socket> udp socket read failed, ret = %d: %s\n", ret, strerror(pico_err));
    225. 

  225. 

  226. 

  227.     /* send/recv */
    228. 

  228.     /* socket_send passing wrong parameters */
    229. 

  229.     ret = pico_socket_send(NULL, (void *)buf, sizeof(buf));
    230. 

  230.     fail_if(ret == 0, "Error socket send succeeded, wrong argument\n");
    231. 

  231.     ret = pico_socket_send(sk_udp, NULL, sizeof(buf));
    232. 

  232.     fail_if(ret == 0, "Error socket send succeeded, wrong argument\n");
    233. 

  233.     ret = pico_socket_send(sk_udp, (void *)buf, 0);
    234. 

  234.     fail_if(ret > 0, "Error socket send succeeded, wrong argument\n");
    235. 

  235.     /* socket_write passing correct parameters */
    236. 

  236.     ret = pico_socket_send(sk_udp, (void *)buf, sizeof(buf));
    237. 

  237.     fail_if(ret <= 0, "socket> tcp socket send failed: %s\n", strerror(pico_err));
    238. 

  238.     /* socket_recv passing wrong parameters */
    239. 

  239.     ret = pico_socket_recv(NULL, (void *)buf, sizeof(buf));
    240. 

  240.     fail_if(ret == 0, "Error socket recv succeeded, wrong argument\n");
    241. 

  241.     ret = pico_socket_recv(sk_udp, NULL, sizeof(buf));
    242. 

  242.     fail_if(ret == 0, "Error socket recv succeeded, wrong argument\n");
    243. 

  243.     ret = pico_socket_recv(sk_udp, (void *)buf, 0);
    244. 

  244.     fail_if(ret > 0, "Error socket recv succeeded, wrong argument\n");
    245. 

  245.     /* socket_recv passing correct parameters */
    246. 

  246.     ret = pico_socket_recv(sk_udp, (void *)buf, sizeof(buf));
    247. 

  247.     fail_if(ret != 0, "socket> udp socket recv failed, ret = %d: %s\n", ret, strerror(pico_err));
    248. 

  248. 

  249. 

  250.     /* sendto/recvfrom */
    251. 

  251.     /* socket_sendto passing wrong parameters */
    252. 

  252.     ret = pico_socket_sendto(NULL, (void *)buf, sizeof(buf), &inaddr_dst, port_be);
    253. 

  253.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    254. 

  254.     ret = pico_socket_sendto(sk_udp, NULL, sizeof(buf), &inaddr_dst, port_be);
    255. 

  255.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    256. 

  256.     ret = pico_socket_sendto(sk_udp, (void *)buf, 0, &inaddr_dst, port_be);
    257. 

  257.     fail_if(ret > 0, "Error socket sendto succeeded, wrong argument\n");
    258. 

  258.     ret = pico_socket_sendto(sk_udp, (void *)buf, sizeof(buf), NULL, port_be);
    259. 

  259.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    260. 

  260.     ret = pico_socket_sendto(sk_udp, (void *)buf, sizeof(buf), &inaddr_dst, -120);
    261. 

  261.     fail_if(ret >= 0, "Error socket sendto succeeded, wrong argument\n");
    262. 

  262.     /* socket_write passing correct parameters */
    263. 

  263.     ret = pico_socket_sendto(sk_udp, (void *)buf, sizeof(buf), &inaddr_dst, short_be(5555));
    264. 

  264.     fail_if(ret <= 0, "socket> udp socket sendto failed, ret = %d: %s\n", ret, strerror(pico_err));
    265. 

  265.     /* socket_recvfrom passing wrong parameters */
    266. 

  266.     ret = pico_socket_recvfrom(NULL, (void *)buf, sizeof(buf), &orig, &porta);
    267. 

  267.     fail_if(ret >= 0, "Error socket recvfrom succeeded, wrong argument\n");
    268. 

  268.     ret = pico_socket_recvfrom(sk_udp, NULL, sizeof(buf), &orig, &porta);
    269. 

  269.     fail_if(ret >= 0, "Error socket recvfrom succeeded, wrong argument\n");
    270. 

  270.     /* socket_recvfrom passing correct parameters */
    271. 

  271.     ret = pico_socket_recvfrom(sk_udp, (void *)buf, 0, &orig, &porta);
    272. 

  272.     fail_if(ret != 0, "socket> udp socket recvfrom failed, ret = %d: %s\n", ret, strerror(pico_err));
    273. 

  273.     ret = pico_socket_recvfrom(sk_udp, (void *)buf, sizeof(buf), &orig, &porta);
    274. 

  274.     fail_if(ret != 0, "socket> udp socket recvfrom failed, ret = %d: %s\n", ret, strerror(pico_err));
    275. 

  275. 

  276.     /* temporary fix, until Nagle problems are analyzed and fixed */
    277. 

  277.     {
    278. 

  278.         nodelay = 0;
    279. 

  279.         ret = pico_socket_setoption(sk_tcp, PICO_TCP_NODELAY, &nodelay);
    280. 

  280.     }
    281. 

  281. 

  282.     /* setoption/getoption */
    283. 

  283.     ret = pico_socket_getoption(sk_tcp, PICO_TCP_NODELAY, &getnodelay);
    284. 

  284.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_TCP_NODELAY failed (err = %s)\n", strerror(pico_err));
    285. 

  285.     fail_if(getnodelay != 0, "socket> socket_setoption: default PICO_TCP_NODELAY != 0 (nagle disabled by default)\n");
    286. 

  286. 

  287.     nodelay = 1;
    288. 

  288.     ret = pico_socket_setoption(sk_tcp, PICO_TCP_NODELAY, &nodelay);
    289. 

  289.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_TCP_NODELAY failed\n");
    290. 

  290.     ret = pico_socket_getoption(sk_tcp, PICO_TCP_NODELAY, &getnodelay);
    291. 

  291.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_TCP_NODELAY failed\n");
    292. 

  292.     fail_if(getnodelay == 0, "socket> socket_setoption: PICO_TCP_NODELAY is off (expected: on!)\n");
    293. 

  293. 

  294.     nodelay = 0;
    295. 

  295.     ret = pico_socket_setoption(sk_tcp, PICO_TCP_NODELAY, &nodelay);
    296. 

  296.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_TCP_NODELAY failed\n");
    297. 

  297.     ret = pico_socket_getoption(sk_tcp, PICO_TCP_NODELAY, &getnodelay);
    298. 

  298.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_TCP_NODELAY failed\n");
    299. 

  299.     fail_if(getnodelay != 0, "socket> socket_setoption: PICO_TCP_NODELAY is on (expected: off!)\n");
    300. 

  300. 

  301. 

  302.     /* Set/get recv buffer (TCP) */
    303. 

  303.     ret = pico_socket_getoption(sk_tcp, PICO_SOCKET_OPT_RCVBUF, &getsocket_buffer);
    304. 

  304.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    305. 

  305.     fail_if(getsocket_buffer != PICO_DEFAULT_SOCKETQ,
    306. 

  306.             "socket> socket_setoption: default PICO_SOCKET_OPT_SNDBUF != DEFAULT\n");
    307. 

  307. 

  308.     socket_buffer = PICO_DEFAULT_SOCKETQ;
    309. 

  309.     ret = pico_socket_setoption(sk_tcp, PICO_SOCKET_OPT_RCVBUF, &socket_buffer);
    310. 

  310.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    311. 

  311.     ret = pico_socket_getoption(sk_tcp, PICO_SOCKET_OPT_RCVBUF, &getsocket_buffer);
    312. 

  312.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    313. 

  313.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_RCVBUF is != than expected\n");
    314. 

  314. 

  315.     socket_buffer = 2 * PICO_DEFAULT_SOCKETQ;
    316. 

  316.     ret = pico_socket_setoption(sk_tcp, PICO_SOCKET_OPT_RCVBUF, &socket_buffer);
    317. 

  317.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    318. 

  318.     ret = pico_socket_getoption(sk_tcp, PICO_SOCKET_OPT_RCVBUF, &getsocket_buffer);
    319. 

  319.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    320. 

  320.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_RCVBUF is != than expected\n");
    321. 

  321. 

  322.     /* Set/get send buffer (TCP) */
    323. 

  323.     ret = pico_socket_getoption(sk_tcp, PICO_SOCKET_OPT_SNDBUF, &getsocket_buffer);
    324. 

  324.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    325. 

  325.     fail_if(getsocket_buffer != PICO_DEFAULT_SOCKETQ,
    326. 

  326.             "socket> socket_setoption: default PICO_SOCKET_OPT_SNDBUF != DEFAULT got: %d exp: %d\n", getsocket_buffer, PICO_DEFAULT_SOCKETQ);
    327. 

  327. 

  328.     socket_buffer = PICO_DEFAULT_SOCKETQ;
    329. 

  329.     ret = pico_socket_setoption(sk_tcp, PICO_SOCKET_OPT_SNDBUF, &socket_buffer);
    330. 

  330.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    331. 

  331.     ret = pico_socket_getoption(sk_tcp, PICO_SOCKET_OPT_SNDBUF, &getsocket_buffer);
    332. 

  332.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    333. 

  333.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_SNDBUF is != than expected\n");
    334. 

  334. 

  335.     socket_buffer = 2 * PICO_DEFAULT_SOCKETQ;
    336. 

  336.     ret = pico_socket_setoption(sk_tcp, PICO_SOCKET_OPT_SNDBUF, &socket_buffer);
    337. 

  337.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    338. 

  338.     ret = pico_socket_getoption(sk_tcp, PICO_SOCKET_OPT_SNDBUF, &getsocket_buffer);
    339. 

  339.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    340. 

  340.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_SNDBUF is != than expected\n");
    341. 

  341. 

  342.     /* Set/get recv buffer (UDP) */
    343. 

  343.     ret = pico_socket_getoption(sk_udp, PICO_SOCKET_OPT_RCVBUF, &getsocket_buffer);
    344. 

  344.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    345. 

  345.     fail_if(getsocket_buffer != PICO_DEFAULT_SOCKETQ,
    346. 

  346.             "socket> socket_setoption: default PICO_SOCKET_OPT_SNDBUF != DEFAULT\n");
    347. 

  347. 

  348.     socket_buffer = PICO_DEFAULT_SOCKETQ;
    349. 

  349.     ret = pico_socket_setoption(sk_udp, PICO_SOCKET_OPT_RCVBUF, &socket_buffer);
    350. 

  350.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    351. 

  351.     ret = pico_socket_getoption(sk_udp, PICO_SOCKET_OPT_RCVBUF, &getsocket_buffer);
    352. 

  352.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    353. 

  353.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_RCVBUF is != than expected\n");
    354. 

  354. 

  355.     socket_buffer = 2 * PICO_DEFAULT_SOCKETQ;
    356. 

  356.     ret = pico_socket_setoption(sk_udp, PICO_SOCKET_OPT_RCVBUF, &socket_buffer);
    357. 

  357.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    358. 

  358.     ret = pico_socket_getoption(sk_udp, PICO_SOCKET_OPT_RCVBUF, &getsocket_buffer);
    359. 

  359.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_RCVBUF failed\n");
    360. 

  360.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_RCVBUF is != than expected\n");
    361. 

  361. 

  362.     /* Set/get send buffer (UDP) */
    363. 

  363.     ret = pico_socket_getoption(sk_udp, PICO_SOCKET_OPT_SNDBUF, &getsocket_buffer);
    364. 

  364.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    365. 

  365.     fail_if(getsocket_buffer != PICO_DEFAULT_SOCKETQ,
    366. 

  366.             "socket> socket_setoption: default PICO_SOCKET_OPT_SNDBUF != DEFAULT\n");
    367. 

  367. 

  368.     socket_buffer = PICO_DEFAULT_SOCKETQ;
    369. 

  369.     ret = pico_socket_setoption(sk_udp, PICO_SOCKET_OPT_SNDBUF, &socket_buffer);
    370. 

  370.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    371. 

  371.     ret = pico_socket_getoption(sk_udp, PICO_SOCKET_OPT_SNDBUF, &getsocket_buffer);
    372. 

  372.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    373. 

  373.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_SNDBUF is != than expected\n");
    374. 

  374. 

  375.     socket_buffer = 2 * PICO_DEFAULT_SOCKETQ;
    376. 

  376.     ret = pico_socket_setoption(sk_udp, PICO_SOCKET_OPT_SNDBUF, &socket_buffer);
    377. 

  377.     fail_if(ret < 0, "socket> socket_setoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    378. 

  378.     ret = pico_socket_getoption(sk_udp, PICO_SOCKET_OPT_SNDBUF, &getsocket_buffer);
    379. 

  379.     fail_if(ret < 0, "socket> socket_getoption: supported PICO_SOCKET_OPT_SNDBUF failed\n");
    380. 

  380.     fail_if(getsocket_buffer != socket_buffer, "UDP socket> socket_setoption: PICO_SOCKET_OPT_SNDBUF is != than expected\n");
    381. 

  381. 

  382.     /* Close sockets, eventually. */
    383. 

  383.     ret = pico_socket_close(sk_tcp);
    384. 

  384.     fail_if(ret < 0, "socket> tcp socket close failed: %s\n", strerror(pico_err));
    385. 

  385.     ret = pico_socket_close(sk_udp);
    386. 

  386.     fail_if(ret < 0, "socket> udp socket close failed: %s\n", strerror(pico_err));
    387. 

  387. }
    388. 

  388. END_TEST
    389. 

  389. 

  390. #ifdef PICO_SUPPORT_CRC_FAULTY_UNIT_TEST
    391. 

  391. START_TEST (test_crc_check)
    392. 

  392. {
    393. 

  393.     uint8_t buffer[64] = {
    394. 

  394.         0x45, 0x00, 0x00, 0x40,                  /* start of IP hdr */
    395. 

  395.         0x91, 0xc3, 0x40, 0x00,
    396. 

  396.         0x40, 0x11, 0x24, 0xcf,                  /* last 2 bytes are CRC */
    397. 

  397.         0xc0, 0xa8, 0x01, 0x66,
    398. 

  398.         0xc0, 0xa8, 0x01, 0x64,                  /* end of IP hdr */
    399. 

  399.         0x15, 0xb3, 0x1F, 0x90,                  /* start of UDP/TCP hdr */
    400. 

  400.         0x00, 0x2c, 0x27, 0x22,                  /* end of UDP hdr */
    401. 

  401.         0x00, 0x00, 0x00, 0x00,
    402. 

  402.         0x00, 0x00, 0x00, 0x00,
    403. 

  403.         0x00, 0x0b, 0x00, 0x00,
    404. 

  404.         0x00, 0x00, 0x00, 0x00,
    405. 

  405.         0x00, 0x00, 0x00, 0x00,
    406. 

  406.         0x00, 0x00, 0x00, 0x00,                  /* end of TCP hdr */
    407. 

  407.         0x01, 0x23, 0x45, 0x67,                  /* start of data */
    408. 

  408.         0x89, 0xab, 0xcd, 0xef,
    409. 

  409.         0xc0, 0xca, 0xc0, 0x1a
    410. 

  410.     };
    411. 

  411.     struct pico_frame *f = NULL;
    412. 

  412.     struct pico_ipv4_hdr *hdr = (struct pico_ipv4_hdr *) buffer;
    413. 

  413.     struct pico_udp_hdr *udp_hdr = NULL;
    414. 

  414.     struct pico_tcp_hdr *tcp_hdr = NULL;
    415. 

  415.     uint32_t *f_usage_count = NULL;
    416. 

  416.     uint8_t *f_buffer = NULL;
    417. 

  417.     int ret = -1;
    418. 

  418. 

  419.     printf("START CRC TEST\n");
    420. 

  420.     pico_stack_init();
    421. 

  421. 

  422.     /* IPv4 CRC unit tests */
    423. 

  423.     /* Allocated memory will not be freed when pico_ipv4_crc_check fails */
    424. 

  424.     f = calloc(1, sizeof(struct pico_frame));
    425. 

  425.     f_usage_count = calloc(1, sizeof(uint32_t));
    426. 

  426.     f_buffer = calloc(1, sizeof(uint8_t));
    427. 

  427.     f->net_hdr = buffer;
    428. 

  428.     f->net_len = PICO_SIZE_IP4HDR;
    429. 

  429.     f->transport_hdr = buffer + PICO_SIZE_IP4HDR;
    430. 

  430.     f->transport_len = sizeof(buffer) - PICO_SIZE_IP4HDR;
    431. 

  431.     f->usage_count = f_usage_count;
    432. 

  432.     f->buffer = f_buffer;
    433. 

  433.     *(f->usage_count) = 512;
    434. 

  434. 

  435.     hdr->crc = 0;
    436. 

  436.     printf(">>>>>>>>>>>>>>>>>>>>> CRC VALUE = %X\n", pico_checksum(hdr, PICO_SIZE_IP4HDR));
    437. 

  437.     hdr->crc = short_be(0x24CF); /* Make check pass */
    438. 

  438.     ret = pico_ipv4_crc_check(f);
    439. 

  439.     fail_if(ret == 0, "correct IPv4 checksum got rejected\n");
    440. 

  440.     hdr->crc = short_be(0x8899); /* Make check fail */
    441. 

  441.     ret = pico_ipv4_crc_check(f);
    442. 

  442.     fail_if(ret == 1, "incorrect IPv4 checksum got accepted\n");
    443. 

  443. 

  444.     /* UDP CRC unit tests */
    445. 

  445.     /* Allocated memory will be freed when pico_transport_crc_check fails */
    446. 

  446.     f = calloc(1, sizeof(struct pico_frame));
    447. 

  447.     f_usage_count = calloc(1, sizeof(uint32_t));
    448. 

  448.     f_buffer = calloc(1, sizeof(uint8_t));
    449. 

  449.     f->net_hdr = buffer;
    450. 

  450.     f->transport_hdr = buffer + PICO_SIZE_IP4HDR;
    451. 

  451.     f->transport_len = sizeof(buffer) - PICO_SIZE_IP4HDR;
    452. 

  452.     f->usage_count = f_usage_count;
    453. 

  453.     f->buffer = f_buffer;
    454. 

  454.     *(f->usage_count) = 1;
    455. 

  455.     hdr->proto = 0x11; /* UDP */
    456. 

  456.     hdr->crc = short_be(0x24cf); /* Set IPv4 CRC correct */
    457. 

  457.     udp_hdr = (struct pico_udp_hdr *) f->transport_hdr;
    458. 

  458. 

  459.     /* udp_hdr->crc = 0; */
    460. 

  460.     /* printf(">>>>>>>>>>>>>>>>>>>>> UDP CRC VALUE = %X\n", pico_udp_checksum_ipv4(f)); */
    461. 

  461.     ret = pico_transport_crc_check(f);
    462. 

  462.     fail_if(ret == 0, "correct UDP checksum got rejected\n");
    463. 

  463.     udp_hdr->crc = 0;
    464. 

  464.     ret = pico_transport_crc_check(f);
    465. 

  465.     fail_if(ret == 0, "UDP checksum of 0 did not get ignored\n");
    466. 

  466.     udp_hdr->crc = short_be(0x8899); /* Make check fail */
    467. 

  467.     ret = pico_transport_crc_check(f);
    468. 

  468.     fail_if(ret == 1, "incorrect UDP checksum got accepted\n");
    469. 

  469. 

  470.     /* TCP CRC unit tests */
    471. 

  471.     /* Allocated memory will be freed when pico_transport_crc_check fails */
    472. 

  472.     f = calloc(1, sizeof(struct pico_frame));
    473. 

  473.     f_usage_count = calloc(1, sizeof(uint32_t));
    474. 

  474.     f_buffer = calloc(1, sizeof(uint8_t));
    475. 

  475.     f->net_hdr = buffer;
    476. 

  476.     f->transport_hdr = buffer + PICO_SIZE_IP4HDR;
    477. 

  477.     f->transport_len = sizeof(buffer) - PICO_SIZE_IP4HDR;
    478. 

  478.     f->usage_count = f_usage_count;
    479. 

  479.     f->buffer = f_buffer;
    480. 

  480.     *(f->usage_count) = 1;
    481. 

  481.     hdr->proto = 0x06; /* TCP */
    482. 

  482.     hdr->crc = short_be(0x24cf); /* Set IPv4 CRC correct */
    483. 

  483.     tcp_hdr = (struct pico_tcp_hdr *) f->transport_hdr;
    484. 

  484.     tcp_hdr->seq = long_be(0x002c2722); /* Set sequence number correct */
    485. 

  485. 

  486.     /* tcp_hdr = 0; */
    487. 

  487.     /* printf(">>>>>>>>>>>>>>>>>>>>> TCP CRC VALUE = %X\n", pico_tcp_checksum_ipv4(f)); */
    488. 

  488.     tcp_hdr->crc = short_be(0x0016); /* Set correct TCP CRC */
    489. 

  489.     ret = pico_transport_crc_check(f);
    490. 

  490.     fail_if(ret == 0, "correct TCP checksum got rejected\n");
    491. 

  491.     tcp_hdr->crc = short_be(0x8899); /* Make check fail */
    492. 

  492.     ret = pico_transport_crc_check(f);
    493. 

  493.     fail_if(ret == 1, "incorrect TCP checksum got accepted\n");
    494. 

  494. }
    495. 

  495. END_TEST
    496. 

  496. #endif
    497.