source: Main/trunk/Server/server.c@ 200

Last change on this file since 200 was 189, checked in by Nishi, on Sep 29, 2024 at 9:37:00 AM

will try to fix ps2 later
  • Property svn:keywords set to Id
File size: 26.4 KB
Line 
1/* $Id: server.c 189 2024-09-29 00:37:00Z nishi $ */
2
3#define SOURCE
4
5#include "../config.h"
6
7#include "tw_server.h"
8
9#ifndef NO_SSL
10#include "tw_ssl.h"
11#endif
12
13#include "tw_config.h"
14#include "tw_http.h"
15#include "tw_module.h"
16#include "tw_version.h"
17
18#include <unistd.h>
19#include <string.h>
20#include <stdbool.h>
21#include <stdarg.h>
22#include <stdio.h>
23#include <stdlib.h>
24#include <errno.h>
25#include <sys/stat.h>
26#include <sys/types.h>
27#include <time.h>
28
29#include <cm_string.h>
30#include <cm_log.h>
31#include <cm_dir.h>
32
33#ifdef __MINGW32__
34#ifndef NO_GETADDRINFO
35#include <ws2tcpip.h>
36#include <wspiapi.h>
37#endif
38#include <winsock2.h>
39#include <process.h>
40#include <windows.h>
41
42#include "strptime.h"
43#else
44#ifdef USE_POLL
45#ifdef __PPU__
46#include <net/poll.h>
47#else
48#include <poll.h>
49#endif
50#else
51#include <sys/select.h>
52#endif
53#include <sys/socket.h>
54#include <arpa/inet.h>
55#include <netinet/in.h>
56#ifndef __PPU__
57#include <netinet/tcp.h>
58#endif
59#ifndef NO_GETADDRINFO
60#include <netdb.h>
61#endif
62#endif
63
64#if defined(_PSP) || defined(__ps2sdk__)
65#include "strptime.h"
66#endif
67
68#ifdef __HAIKU__
69#include <OS.h>
70#endif
71
72extern struct tw_config config;
73extern char tw_server[];
74
75int sockcount = 0;
76
77SOCKADDR addresses[MAX_PORTS];
78int sockets[MAX_PORTS];
79
80#ifdef __MINGW32__
81const char* reserved_names[] = {"CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9", "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9"};
82#endif
83
84/* https://qiita.com/gyu-don/items/5a640c6d2252a860c8cd */
85int tw_wildcard_match(const char* wildcard, const char* target) {
86 const char *pw = wildcard, *pt = target;
87
88 while(1) {
89 if(*pt == 0) {
90 while(*pw == '*') pw++;
91 return *pw == 0;
92 } else if(*pw == 0) {
93 return 0;
94 } else if(*pw == '*') {
95 return *(pw + 1) == 0 || tw_wildcard_match(pw, pt + 1) || tw_wildcard_match(pw + 1, pt);
96 } else if(*pw == '?' || (*pw == *pt)) {
97 pw++;
98 pt++;
99 continue;
100 } else {
101 return 0;
102 }
103 }
104}
105
106void close_socket(int sock) {
107#if defined(__MINGW32__)
108 closesocket(sock);
109#else
110 close(sock);
111#endif
112}
113
114int tw_server_init(void) {
115 int i;
116#ifdef __MINGW32__
117 WSADATA wsa;
118 WSAStartup(MAKEWORD(2, 0), &wsa);
119#endif
120 for(i = 0; config.ports[i] != -1; i++)
121 ;
122 sockcount = i;
123 for(i = 0; config.ports[i] != -1; i++) {
124#ifdef NO_IPV6
125 int sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
126#else
127 int sock = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
128#endif
129#ifdef __MINGW32__
130 if(sock == INVALID_SOCKET)
131#else
132 if(sock < 0)
133#endif
134 {
135 cm_log("Server", "Socket creation failure");
136 return 1;
137 }
138 int yes = 1;
139 if(setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void*)&yes, sizeof(yes)) < 0) {
140 close_socket(sock);
141 cm_log("Server", "setsockopt failure (reuseaddr)");
142 return 1;
143 }
144#ifndef __PPU__
145 if(setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (void*)&yes, sizeof(yes)) < 0) {
146 close_socket(sock);
147 cm_log("Server", "setsockopt failure (nodelay)");
148 return 1;
149 }
150#endif
151#ifndef NO_IPV6
152 int no = 0;
153 if(setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, (void*)&no, sizeof(no)) < 0) {
154 close_socket(sock);
155 cm_log("Server", "setsockopt failure (IPv6)");
156 return 1;
157 }
158#endif
159 memset(&addresses[i], 0, sizeof(addresses[i]));
160#ifdef NO_IPV6
161 addresses[i].sin_family = AF_INET;
162 addresses[i].sin_addr.s_addr = INADDR_ANY;
163 addresses[i].sin_port = htons(config.ports[i]);
164#else
165 addresses[i].sin6_family = AF_INET6;
166 addresses[i].sin6_addr = in6addr_any;
167 addresses[i].sin6_port = htons(config.ports[i]);
168#endif
169 if(bind(sock, (struct sockaddr*)&addresses[i], sizeof(addresses[i])) < 0) {
170 close_socket(sock);
171 cm_log("Server", "Bind failure");
172 return 1;
173 }
174 if(listen(sock, 128) < 0) {
175 close_socket(sock);
176 cm_log("Server", "Listen failure");
177 return 1;
178 }
179 sockets[i] = sock;
180 }
181 return 0;
182}
183
184size_t tw_read(SSL* ssl, int s, void* data, size_t len) {
185#ifndef NO_SSL
186 if(ssl == NULL) {
187 return recv(s, data, len, 0);
188 } else {
189 return SSL_read(ssl, data, len);
190 }
191#else
192 return recv(s, data, len, 0);
193#endif
194}
195
196size_t tw_write(SSL* ssl, int s, void* data, size_t len) {
197#ifndef NO_SSL
198 if(ssl == NULL) {
199 return send(s, data, len, 0);
200 } else {
201 return SSL_write(ssl, data, len);
202 }
203#else
204 return send(s, data, len, 0);
205#endif
206}
207
208#define ERROR_HTML \
209 "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n" \
210 "<html>\n" \
211 " <head>\n" \
212 " <title>%s</title>\n" \
213 " </head>\n" \
214 " <body>\n" \
215 " <h1>%s</h1>\n" \
216 " <hr>\n" \
217 " ", \
218 address, \
219 "\n" \
220 " </body>\n" \
221 "</html>\n"
222
223void _tw_process_page(SSL* ssl, int sock, const char* status, const char* type, FILE* f, const unsigned char* doc, size_t size, char** headers, time_t mtime, time_t cmtime) {
224 char construct[512];
225 if(mtime != 0 && cmtime != 0 && mtime <= cmtime) {
226 status = "304 Not Modified";
227 type = NULL;
228 size = 0;
229 headers = NULL;
230 f = NULL;
231 doc = NULL;
232 }
233 sprintf(construct, "%llu", (unsigned long long)size);
234 tw_write(ssl, sock, "HTTP/1.1 ", 9);
235 tw_write(ssl, sock, (char*)status, strlen(status));
236 tw_write(ssl, sock, "\r\n", 2);
237 if(type != NULL) {
238 tw_write(ssl, sock, "Content-Type: ", 7 + 5 + 2);
239 tw_write(ssl, sock, (char*)type, strlen(type));
240 tw_write(ssl, sock, "\r\n", 2);
241 }
242 tw_write(ssl, sock, "Server: ", 6 + 2);
243 tw_write(ssl, sock, tw_server, strlen(tw_server));
244 tw_write(ssl, sock, "\r\n", 2);
245 if(size != 0) {
246 tw_write(ssl, sock, "Content-Length: ", 7 + 7 + 2);
247 tw_write(ssl, sock, construct, strlen(construct));
248 tw_write(ssl, sock, "\r\n", 2);
249 if(mtime != 0) {
250 struct tm* tm = gmtime(&mtime);
251 char date[513];
252 strftime(date, 512, "%a, %d %b %Y %H:%M:%S GMT", tm);
253 tw_write(ssl, sock, "Last-Modified: ", 5 + 8 + 2);
254 tw_write(ssl, sock, date, strlen(date));
255 tw_write(ssl, sock, "\r\n", 2);
256 }
257 }
258 int i;
259 if(headers != NULL) {
260 for(i = 0; headers[i] != NULL; i += 2) {
261 tw_write(ssl, sock, headers[i], strlen(headers[i]));
262 tw_write(ssl, sock, ": ", 2);
263 tw_write(ssl, sock, headers[i + 1], strlen(headers[i + 1]));
264 tw_write(ssl, sock, "\r\n", 2);
265 }
266 }
267 tw_write(ssl, sock, "\r\n", 2);
268 if(doc == NULL && f == NULL) return;
269 size_t incr = 0;
270 while(1) {
271 if(f != NULL) {
272 char buffer[128];
273 fread(buffer, size < 128 ? size : 128, 1, f);
274 tw_write(ssl, sock, buffer, size < 128 ? size : 128);
275 } else {
276 tw_write(ssl, sock, (unsigned char*)doc + incr, size < 128 ? size : 128);
277 }
278 incr += 128;
279 if(size <= 128) break;
280 size -= 128;
281 }
282}
283
284void tw_process_page(SSL* ssl, int sock, const char* status, const char* type, FILE* f, const unsigned char* doc, size_t size, time_t mtime, time_t cmtime) { _tw_process_page(ssl, sock, status, type, f, doc, size, NULL, mtime, cmtime); }
285
286const char* tw_http_status(int code) {
287 if(code == 200) {
288 return "200 OK";
289 } else if(code == 301) {
290 return "301 Moved Permanently";
291 } else if(code == 308) {
292 return "308 Permanent Redirect";
293 } else if(code == 400) {
294 return "400 Bad Request";
295 } else if(code == 401) {
296 return "401 Unauthorized";
297 } else if(code == 403) {
298 return "403 Forbidden";
299 } else if(code == 404) {
300 return "404 Not Found";
301 } else if(code == 500) {
302 return "500 Internal Server Error";
303 } else {
304 return "400 Bad Request";
305 }
306}
307
308char* tw_http_default_error(int code, char* name, int port, struct tw_config_entry* vhost) {
309 char address[1024];
310
311 if((vhost->hideport == -1 ? config.root.hideport : vhost->hideport) == 1) {
312 sprintf(address, "<address>%s Server at %s</address>", tw_server, name, port);
313 } else {
314 sprintf(address, "<address>%s Server at %s Port %d</address>", tw_server, name, port);
315 }
316
317 char* st = cm_strdup(tw_http_status(code));
318 char* st2;
319 int i;
320 for(i = 0; st[i] != 0; i++) {
321 if(st[i] == ' ') {
322 st2 = cm_strdup(st + i + 1);
323 break;
324 }
325 }
326 char* buffer = malloc(4096);
327 char* str = cm_strcat3(ERROR_HTML);
328 sprintf(buffer, str, st, st2);
329 free(str);
330 free(st);
331 return buffer;
332}
333
334void tw_http_error(SSL* ssl, int sock, int error, char* name, int port, struct tw_config_entry* vhost) {
335 char* str = tw_http_default_error(error, name, port, vhost);
336 tw_process_page(ssl, sock, tw_http_status(error), "text/html", NULL, str, strlen(str), 0, 0);
337 free(str);
338}
339
340void addstring(char** str, const char* add, ...) {
341 int i;
342 char cbuf[2];
343 cbuf[1] = 0;
344 va_list va;
345 va_start(va, add);
346 for(i = 0; add[i] != 0; i++) {
347 cbuf[0] = add[i];
348 if(add[i] == '%') {
349 i++;
350 if(add[i] == 's') {
351 char* tmp = *str;
352 *str = cm_strcat(tmp, va_arg(va, const char*));
353 free(tmp);
354 } else if(add[i] == 'h') {
355 char* h = cm_html_escape(va_arg(va, const char*));
356 char* tmp = *str;
357 *str = cm_strcat(tmp, h);
358 free(tmp);
359 free(h);
360 } else if(add[i] == 'l') {
361 char* h = cm_url_escape(va_arg(va, const char*));
362 char* tmp = *str;
363 *str = cm_strcat(tmp, h);
364 free(tmp);
365 free(h);
366 } else if(add[i] == 'd') {
367 int n = va_arg(va, int);
368 char* h = malloc(512);
369 sprintf(h, "%d", n);
370 char* tmp = *str;
371 *str = cm_strcat(tmp, h);
372 free(tmp);
373 free(h);
374 } else if(add[i] == '%') {
375 char* tmp = *str;
376 *str = cm_strcat(tmp, "%");
377 free(tmp);
378 }
379 } else {
380 char* tmp = *str;
381 *str = cm_strcat(tmp, cbuf);
382 free(tmp);
383 }
384 }
385 va_end(va);
386}
387
388char* tw_get_mime(const char* ext, struct tw_config_entry* vhost_entry) {
389 char* mime = "application/octet-stream";
390 if(ext == NULL) return mime;
391 bool set = false;
392 int i;
393 for(i = 0; i < vhost_entry->mime_count; i++) {
394 if(strcmp(vhost_entry->mimes[i].ext, "all") == 0 || (ext != NULL && tw_wildcard_match(vhost_entry->mimes[i].ext, ext))) {
395 mime = vhost_entry->mimes[i].mime;
396 set = true;
397 }
398 }
399 if(!set) {
400 for(i = 0; i < config.root.mime_count; i++) {
401 if(strcmp(config.root.mimes[i].ext, "all") == 0 || (ext != NULL && tw_wildcard_match(config.root.mimes[i].ext, ext))) {
402 mime = config.root.mimes[i].mime;
403 }
404 }
405 }
406 return mime;
407}
408
409char* tw_get_icon(const char* mime, struct tw_config_entry* vhost_entry) {
410 char* icon = "";
411 if(mime == NULL) return "";
412 bool set = false;
413 int i;
414 for(i = 0; i < vhost_entry->icon_count; i++) {
415 if(strcmp(vhost_entry->icons[i].mime, "all") == 0 || (mime != NULL && tw_wildcard_match(vhost_entry->icons[i].mime, mime))) {
416 icon = vhost_entry->icons[i].icon;
417 set = true;
418 }
419 }
420 if(!set) {
421 for(i = 0; i < config.root.icon_count; i++) {
422 if(strcmp(config.root.icons[i].mime, "all") == 0 || (mime != NULL && tw_wildcard_match(config.root.icons[i].mime, mime))) {
423 icon = config.root.icons[i].icon;
424 }
425 }
426 }
427 return icon;
428}
429
430struct pass_entry {
431 int sock;
432 int port;
433 bool ssl;
434 SOCKADDR addr;
435};
436
437#ifdef __MINGW32__
438unsigned int WINAPI tw_server_pass(void* ptr) {
439#elif defined(__HAIKU__)
440int32_t tw_server_pass(void* ptr) {
441#elif defined(_PSP) || defined(__PPU__)
442int tw_server_pass(void* ptr) {
443#endif
444#if defined(__HAIKU__) || defined(__MINGW32__) || defined(_PSP) || defined(__PPU__)
445 int sock = ((struct pass_entry*)ptr)->sock;
446 bool ssl = ((struct pass_entry*)ptr)->ssl;
447 int port = ((struct pass_entry*)ptr)->port;
448 SOCKADDR addr = ((struct pass_entry*)ptr)->addr;
449 free(ptr);
450#else
451 void tw_server_pass(int sock, bool ssl, int port, SOCKADDR addr) {
452#endif
453 char* name = config.hostname;
454
455#ifndef NO_SSL
456 SSL_CTX* ctx = NULL;
457 SSL* s = NULL;
458 bool sslworks = false;
459 if(ssl) {
460 ctx = tw_create_ssl_ctx(port);
461 s = SSL_new(ctx);
462 SSL_set_fd(s, sock);
463 if(SSL_accept(s) <= 0) goto cleanup;
464 sslworks = true;
465 }
466#else
467 void* s = NULL;
468#endif
469
470 char address[513];
471 address[0] = 0;
472#ifndef NO_GETADDRINFO
473 struct sockaddr* sa = (struct sockaddr*)&addr;
474 getnameinfo(sa, sizeof(addr), address, 512, NULL, 0, NI_NUMERICHOST);
475#endif
476
477 struct tw_http_request req;
478 struct tw_http_response res;
479 struct tw_tool tools;
480 res._processed = false;
481 tw_init_tools(&tools);
482 int ret = tw_http_parse(s, sock, &req);
483 if(ret == 0) {
484 char date[513];
485 time_t t = time(NULL);
486 struct tm* tm = localtime(&t);
487 strftime(date, 512, "%a, %d %b %Y %H:%M:%S %Z", tm);
488
489 char* useragent = cm_strdup("");
490
491 int i;
492 for(i = 0; req.headers[i] != NULL; i += 2) {
493 if(cm_strcaseequ(req.headers[i], "User-Agent")) {
494 free(useragent);
495 useragent = cm_strdup(req.headers[i + 1]);
496 }
497 }
498
499 char* tmp = cm_strcat3(address, " - [", date);
500 char* tmp2 = cm_strcat3(tmp, "] \"", req.method);
501 char* tmp3 = cm_strcat3(tmp2, " ", req.path);
502 char* tmp4 = cm_strcat3(tmp3, " ", req.version);
503 char* tmp5 = cm_strcat3(tmp4, "\" \"", useragent);
504 char* log = cm_strcat(tmp5, "\"");
505 free(tmp);
506 free(tmp2);
507 free(tmp3);
508 free(tmp4);
509 free(tmp5);
510 free(useragent);
511 cm_force_log(log);
512 free(log);
513
514 char* vhost = cm_strdup(config.hostname);
515 time_t cmtime = 0;
516 if(req.headers != NULL) {
517 for(i = 0; req.headers[i] != NULL; i += 2) {
518 if(cm_strcaseequ(req.headers[i], "Host")) {
519 free(vhost);
520 vhost = cm_strdup(req.headers[i + 1]);
521 } else if(cm_strcaseequ(req.headers[i], "If-Modified-Since")) {
522 struct tm tm;
523 strptime(req.headers[i + 1], "%a, %d %b %Y %H:%M:%S GMT", &tm);
524#if defined(__MINGW32__) || defined(_PSP) || defined(__PPU__) || defined(__ps2sdk__)
525 time_t t = 0;
526 struct tm* btm = localtime(&t);
527 cmtime = mktime(&tm);
528 cmtime -= (btm->tm_hour * 60 + btm->tm_min) * 60;
529#else
530 cmtime = timegm(&tm);
531#endif
532 }
533 }
534 }
535 bool rej = false;
536 cm_log("Server", "Host is %s", vhost);
537 int port = s == NULL ? 80 : 443;
538 char* host = cm_strdup(vhost);
539 for(i = 0; vhost[i] != 0; i++) {
540 if(vhost[i] == ':') {
541 host[i] = 0;
542 port = atoi(host + i + 1);
543 break;
544 }
545 }
546 name = host;
547 cm_log("Server", "Hostname is `%s', port is `%d'", host, port);
548 struct tw_config_entry* vhost_entry = tw_vhost_match(host, port);
549#ifdef HAS_CHROOT
550 char* chrootpath = vhost_entry->chroot_path != NULL ? vhost_entry->chroot_path : config.root.chroot_path;
551 if(chrootpath != NULL) {
552 if(chdir(chrootpath) == 0) {
553 if(chroot(".") == 0) {
554 cm_log("Server", "Chroot successful");
555 }
556 } else {
557 cm_log("Server", "chdir() failed, cannot chroot");
558 tw_http_error(s, sock, 500, name, port, vhost_entry);
559 rej = true;
560 }
561 }
562#endif
563 for(i = 0; i < config.module_count; i++) {
564 tw_mod_request_t mod_req = (tw_mod_request_t)tw_module_symbol(config.modules[i], "mod_request");
565 if(mod_req != NULL) {
566 int ret = mod_req(&tools, &req, &res);
567 int co = ret & 0xff;
568 if(co == _TW_MODULE_PASS) {
569 continue;
570 } else if(co == _TW_MODULE_STOP) {
571 /* Handle response here ... */
572 res._processed = true;
573 break;
574 } else if(co == _TW_MODULE_STOP2) {
575 res._processed = true;
576 break;
577 } else if(co == _TW_MODULE_ERROR) {
578 tw_http_error(s, sock, (ret & 0xffff00) >> 8, name, port, vhost_entry);
579 break;
580 }
581 }
582 }
583 if(!res._processed) {
584 cm_log("Server", "Document root is %s", vhost_entry->root == NULL ? "not set" : vhost_entry->root);
585 char* path = cm_strcat(vhost_entry->root == NULL ? "" : vhost_entry->root, req.path);
586 cm_log("Server", "Filesystem path is %s", path);
587#ifdef __MINGW32__
588 char* rpath = cm_strdup(path);
589 for(i = strlen(rpath) - 1; i >= 0; i--) {
590 if(rpath[i] == '/') {
591 int j;
592 for(j = i + 1; rpath[j] != 0; j++) {
593 if(rpath[j] == ':' || rpath[j] == '.') {
594 rpath[j] = 0;
595 break;
596 }
597 }
598 break;
599 }
600 }
601 for(i = 0; i < sizeof(reserved_names) / sizeof(reserved_names[0]); i++) {
602 char* n = cm_strcat("/", reserved_names[i]);
603 if(cm_nocase_endswith(rpath, n)) {
604 tw_http_error(s, sock, 403, name, port, vhost_entry);
605 free(n);
606 rej = true;
607 cm_log("Server", "XP Patch ; rejecting access to device");
608 break;
609 }
610 free(n);
611 }
612 free(rpath);
613#endif
614 struct stat st;
615 if(!rej && stat(path, &st) == 0) {
616 if(!tw_permission_allowed(path, addr, req, vhost_entry)) {
617 tw_http_error(s, sock, 403, name, port, vhost_entry);
618 } else if(S_ISDIR(st.st_mode)) {
619 if(req.path[strlen(req.path) - 1] != '/') {
620 cm_log("Server", "Accessing directory without the slash at the end");
621 char* headers[3] = {"Location", cm_strcat(req.path, "/"), NULL};
622 _tw_process_page(s, sock, tw_http_status(301), NULL, NULL, NULL, 0, headers, 0, 0);
623 free(headers[1]);
624 } else {
625 char** indexes = vhost_entry->index_count == 0 ? config.root.indexes : vhost_entry->indexes;
626 int index_count = vhost_entry->index_count == 0 ? config.root.index_count : vhost_entry->index_count;
627 bool found = false;
628 for(i = 0; i < index_count; i++) {
629 char* p = cm_strcat3(path, "/", indexes[i]);
630 FILE* f = fopen(p, "rb");
631 if(f != NULL) {
632 char* ext = NULL;
633 int j;
634 for(j = strlen(p) - 1; j >= 0; j--) {
635 if(p[j] == '.') {
636 ext = cm_strdup(p + j);
637 break;
638 } else if(p[j] == '/') {
639 break;
640 }
641 }
642 struct stat st;
643 stat(p, &st);
644 char* mime = tw_get_mime(ext, vhost_entry);
645 tw_process_page(s, sock, tw_http_status(200), mime, f, NULL, st.st_size, 0, 0);
646 fclose(f);
647 if(ext != NULL) free(ext);
648 free(p);
649 found = true;
650 break;
651 }
652 free(p);
653 }
654 if(!found) {
655 char* str = malloc(1);
656 str[0] = 0;
657 char** items = cm_scandir(path);
658 addstring(&str, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2 Final//EN\">\n");
659 addstring(&str, "<html>\n");
660 addstring(&str, " <head>\n");
661 addstring(&str, " <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">\n");
662 addstring(&str, " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n");
663 addstring(&str, " <title>Index of %h</title>\n", req.path);
664 addstring(&str, " </head>\n");
665 addstring(&str, " <body>\n");
666 addstring(&str, " <h1>Index of %h</h1>\n", req.path);
667 addstring(&str, " <hr>\n");
668 addstring(&str, " <table border=\"0\">\n");
669 addstring(&str, " <tr>\n");
670 addstring(&str, " <th></th>\n");
671 addstring(&str, " <th>Filename</th>\n");
672 addstring(&str, " <th>MIME</th>\n");
673 addstring(&str, " <th>Size</th>\n");
674 addstring(&str, " </tr>\n");
675 int readme = -1;
676 char** readmes = vhost_entry->readme_count == 0 ? config.root.readmes : vhost_entry->readmes;
677 int readme_count = vhost_entry->readme_count == 0 ? config.root.readme_count : vhost_entry->readme_count;
678 if(items != NULL) {
679 int phase = 0;
680 doit:
681 for(i = 0; items[i] != NULL; i++) {
682 int j;
683 char* fpth = cm_strcat3(path, "/", items[i]);
684 struct stat s;
685 char size[512];
686 size[0] = 0;
687 stat(fpth, &s);
688 if(phase == 0 && !S_ISDIR(s.st_mode)) {
689 free(fpth);
690 continue;
691 } else if(phase == 1 && S_ISDIR(s.st_mode)) {
692 free(fpth);
693 continue;
694 }
695 if(readme == -1) {
696 for(j = 0; j < readme_count; j++) {
697 if(strcmp(items[i], readmes[j]) == 0) {
698 readme = j;
699 break;
700 }
701 }
702 if(readme != -1) {
703 free(fpth);
704 continue;
705 }
706 }
707 if(s.st_size < 1024ULL) {
708 sprintf(size, "%d", (int)s.st_size);
709 } else if(s.st_size < 1024ULL * 1024) {
710 sprintf(size, "%.1fK", (double)s.st_size / 1024);
711 } else if(s.st_size < 1024ULL * 1024 * 1024) {
712 sprintf(size, "%.1fM", (double)s.st_size / 1024 / 1024);
713 } else if(s.st_size < 1024ULL * 1024 * 1024 * 1024) {
714 sprintf(size, "%.1fG", (double)s.st_size / 1024 / 1024 / 1024);
715 } else if(s.st_size < 1024ULL * 1024 * 1024 * 1024 * 1024) {
716 sprintf(size, "%.1fT", (double)s.st_size / 1024 / 1024 / 1024 / 1024);
717 }
718
719 free(fpth);
720
721 char* ext = NULL;
722 for(j = strlen(items[i]) - 1; j >= 0; j--) {
723 if(items[i][j] == '.') {
724 ext = cm_strdup(items[i] + j);
725 break;
726 } else if(items[i][j] == '/') {
727 break;
728 }
729 }
730 char* showmime = "";
731 char* mime = tw_get_mime(ext, vhost_entry);
732 if(strcmp(items[i], "../") == 0) {
733 mime = "misc/parent";
734 size[0] = 0;
735 } else if(items[i][strlen(items[i]) - 1] == '/') {
736 mime = "misc/dir";
737 size[0] = 0;
738 } else {
739 showmime = mime;
740 }
741 char* icon = tw_get_icon(mime, vhost_entry);
742 if(ext != NULL) free(ext);
743 char* itm = cm_strdup(items[i]);
744 if(strlen(itm) >= 32) {
745 if(itm[strlen(itm) - 1] == '/') {
746 itm[31] = 0;
747 itm[30] = '/';
748 itm[29] = '.';
749 itm[28] = '.';
750 itm[27] = '.';
751 } else {
752 itm[31] = 0;
753 itm[30] = '.';
754 itm[29] = '.';
755 itm[28] = '.';
756 }
757 }
758 addstring(&str, "<tr>\n");
759 addstring(&str, " <td><img src=\"%s\" alt=\"icon\"></td>\n", icon);
760 addstring(&str, " <td><a href=\"%l\"><code>%h</code></a></td>\n", items[i], itm);
761 addstring(&str, " <td><code> %h </code></td>\n", showmime);
762 addstring(&str, " <td><code> %s </code></td>\n", size);
763 addstring(&str, "</tr>\n");
764 free(itm);
765 }
766 phase++;
767 if(phase != 2) goto doit;
768 for(i = 0; items[i] != NULL; i++) free(items[i]);
769 free(items);
770 }
771 addstring(&str, " </table>\n");
772 if(readme != -1) {
773 addstring(&str, "<hr>\n");
774 char* fpth = cm_strcat3(path, "/", readmes[readme]);
775 struct stat s;
776 stat(fpth, &s);
777 FILE* fr = fopen(fpth, "r");
778 if(fr != NULL) {
779 char* rmbuf = malloc(s.st_size + 1);
780 rmbuf[s.st_size] = 0;
781 fread(rmbuf, s.st_size, 1, fr);
782 addstring(&str, "<pre><code>%h</code></pre>\n", rmbuf);
783 fclose(fr);
784 free(rmbuf);
785 }
786 free(fpth);
787 }
788 addstring(&str, " <hr>\n");
789 int hp = vhost_entry->hideport == -1 ? config.root.hideport : vhost_entry->hideport;
790 if(hp == 0) {
791 addstring(&str, " <address>%s Server at %s Port %d</address>\n", tw_server, name, port);
792 } else {
793 addstring(&str, " <address>%s Server at %s</address>\n", tw_server, name, port);
794 }
795 addstring(&str, " </body>\n");
796 addstring(&str, "</html>\n");
797 tw_process_page(s, sock, tw_http_status(200), "text/html", NULL, str, strlen(str), 0, 0);
798 free(str);
799 }
800 }
801 } else {
802 char* ext = NULL;
803 for(i = strlen(req.path) - 1; i >= 0; i--) {
804 if(req.path[i] == '.') {
805 ext = cm_strdup(req.path + i);
806 break;
807 } else if(req.path[i] == '/') {
808 break;
809 }
810 }
811 char* mime = tw_get_mime(ext, vhost_entry);
812 if(ext != NULL) free(ext);
813 FILE* f = fopen(path, "rb");
814 if(f == NULL) {
815 tw_http_error(s, sock, 403, name, port, vhost_entry);
816 } else {
817 tw_process_page(s, sock, tw_http_status(200), mime, f, NULL, st.st_size, st.st_mtime, cmtime);
818 fclose(f);
819 }
820 }
821 } else {
822 if(!rej) {
823 tw_http_error(s, sock, 404, name, port, vhost_entry);
824 }
825 }
826 free(path);
827 }
828 free(vhost);
829 free(host);
830 } else if(ret == -1) {
831 } else {
832 tw_http_error(s, sock, 400, name, port, &config.root);
833 }
834 tw_free_request(&req);
835cleanup:
836#ifndef NO_SSL
837 if(sslworks) {
838 SSL_shutdown(s);
839 }
840 SSL_free(s);
841#endif
842 close_socket(sock);
843#ifdef __MINGW32__
844 _endthreadex(0);
845#elif defined(__HAIKU__)
846 exit_thread(0);
847#endif
848 ;
849}
850
851#ifdef SERVICE
852extern SERVICE_STATUS status;
853extern SERVICE_STATUS_HANDLE status_handle;
854#endif
855
856#if defined(__MINGW32__) || defined(__HAIKU__)
857struct thread_entry {
858#ifdef __HAIKU__
859 thread_id thread;
860#else
861 HANDLE handle;
862#endif
863 bool used;
864};
865#endif
866
867extern int running;
868
869void tw_server_loop(void) {
870 int i;
871#if defined(__MINGW32__) || defined(__HAIKU__)
872 struct thread_entry threads[2048];
873 for(i = 0; i < sizeof(threads) / sizeof(threads[0]); i++) {
874 threads[i].used = false;
875 }
876#endif
877#ifdef USE_POLL
878 struct pollfd pollfds[sockcount];
879 for(i = 0; i < sockcount; i++) {
880 pollfds[i].fd = sockets[i];
881 pollfds[i].events = POLLIN | POLLPRI;
882 }
883#else
884 fd_set fdset;
885 struct timeval tv;
886#endif
887 while(running) {
888#ifdef USE_POLL
889 int ret = poll(pollfds, sockcount, 1000);
890#else
891 FD_ZERO(&fdset);
892 for(i = 0; i < sockcount; i++) {
893 FD_SET(sockets[i], &fdset);
894 }
895 tv.tv_sec = 1;
896 tv.tv_usec = 0;
897#ifdef __HAIKU__
898 int ret = select(32, &fdset, NULL, NULL, &tv);
899#else
900 int ret = select(FD_SETSIZE, &fdset, NULL, NULL, &tv);
901#endif
902#endif
903 if(ret == -1) {
904#ifndef __MINGW32__
905 cm_log("Server", "Select failure: %s", strerror(errno));
906#endif
907 break;
908 } else if(ret == 0) {
909#ifdef SERVICE
910 if(status.dwCurrentState == SERVICE_STOP_PENDING) {
911 break;
912 }
913#endif
914 } else if(ret > 0) {
915 /* connection */
916 int i;
917 for(i = 0; i < sockcount; i++) {
918 bool cond;
919#ifdef USE_POLL
920 cond = pollfds[i].revents & POLLIN;
921#else
922 cond = FD_ISSET(sockets[i], &fdset);
923#endif
924 if(cond) {
925 SOCKADDR claddr;
926 socklen_t clen = sizeof(claddr);
927 int sock = accept(sockets[i], (struct sockaddr*)&claddr, &clen);
928 cm_log("Server", "New connection accepted");
929#if defined(__MINGW32__) || defined(__HAIKU__) || defined(_PSP) || defined(__PPU__)
930 struct pass_entry* e = malloc(sizeof(*e));
931 e->sock = sock;
932 e->ssl = config.ports[i] & (1ULL << 32);
933 e->port = config.ports[i];
934 e->addr = claddr;
935#endif
936#ifdef __MINGW32__
937 int j;
938 for(j = 0; j < sizeof(threads) / sizeof(threads[0]); j++) {
939 if(threads[j].used) {
940 DWORD ex;
941 GetExitCodeThread(threads[j].handle, &ex);
942 if(ex != STILL_ACTIVE) {
943 CloseHandle(threads[j].handle);
944 threads[j].used = false;
945 }
946 }
947 }
948 for(j = 0; j < sizeof(threads) / sizeof(threads[0]); j++) {
949 if(!threads[j].used) {
950 threads[j].handle = (HANDLE)_beginthreadex(NULL, 0, tw_server_pass, e, 0, NULL);
951 threads[j].used = true;
952 break;
953 }
954 }
955#elif defined(_PSP) || defined(__PPU__)
956 tw_server_pass(e);
957#elif defined(__HAIKU__)
958 int j;
959 for(j = 0; j < sizeof(threads) / sizeof(threads[0]); j++) {
960 if(threads[j].used) {
961 thread_info info;
962 bool kill = false;
963 if(get_thread_info(threads[j].thread, &info) == B_OK) {
964 } else {
965 kill = true;
966 }
967 if(kill) {
968 threads[j].used = false;
969 }
970 }
971 }
972 for(j = 0; j < sizeof(threads) / sizeof(threads[0]); j++) {
973 if(!threads[j].used) {
974 threads[j].thread = spawn_thread(tw_server_pass, "Tewi HTTPd", 60, e);
975 threads[j].used = true;
976 resume_thread(threads[j].thread);
977 break;
978 }
979 }
980#else
981 pid_t pid = fork();
982 if(pid == 0) {
983 int j;
984 for(j = 0; j < sockcount; j++) close_socket(sockets[j]);
985 tw_server_pass(sock, config.ports[i] & (1ULL << 32), config.ports[i], claddr);
986 _exit(0);
987 } else {
988 close_socket(sock);
989 }
990#endif
991 }
992 }
993 }
994 }
995}
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