server.c@ 31

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Last change on this file since 31 was 31, checked in by Nishi, on Sep 16, 2024 at 4:52:02 PM
use uintptr_type
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Rev	Line
[8]	1	/* $Id: server.c 31 2024-09-16 07:52:02Z nishi $ */
	2
[16]	3	#define SOURCE
	4
[8]	5	#include "tw_server.h"
	6
[12]	7	#include "tw_ssl.h"
[8]	8	#include "tw_config.h"
[16]	9	#include "tw_http.h"
[18]	10	#include "tw_module.h"
	11	#include "tw_version.h"
[8]	12
	13	#include <unistd.h>
	14	#include <string.h>
[11]	15	#include <stdbool.h>
[20]	16	#include <stdarg.h>
[21]	17	#include <sys/stat.h>
[8]	18
[18]	19	#include <cm_string.h>
[8]	20	#include <cm_log.h>
[21]	21	#include <cm_dir.h>
[8]	22
	23	#ifdef __MINGW32__
	24	#include <winsock2.h>
[11]	25	#include <process.h>
[8]	26	#else
	27	#include <sys/select.h>
	28	#include <sys/socket.h>
	29	#include <arpa/inet.h>
	30	#include <netinet/in.h>
	31	#include <netinet/tcp.h>
	32	#endif
	33
	34	extern struct tw_config config;
[18]	35	extern char tw_server[];
[8]	36
	37	fd_set fdset;
	38	int sockcount = 0;
	39
[9]	40	SOCKADDR addresses[MAX_PORTS];
	41	int sockets[MAX_PORTS];
[8]	42
[23]	43	/* https://qiita.com/gyu-don/items/5a640c6d2252a860c8cd */
	44	int tw_wildcard_match(const char* wildcard, const char* target) {
	45	const char pw = wildcard, pt = target;
	46
	47	while(1) {
	48	if(*pt == 0) {
	49	while(pw == '') pw++;
	50	return *pw == 0;
	51	} else if(*pw == 0) {
	52	return 0;
	53	} else if(pw == '') {
	54	return *(pw + 1) == 0 \|\| tw_wildcard_match(pw, pt + 1) \|\| tw_wildcard_match(pw + 1, pt);
	55	} else if(pw == '?' \|\| (pw == *pt)) {
	56	pw++;
	57	pt++;
	58	continue;
	59	} else {
	60	return 0;
	61	}
	62	}
	63	}
	64
[8]	65	void close_socket(int sock) {
	66	#ifdef __MINGW32__
	67	closesocket(sock);
	68	#else
	69	close(sock);
	70	#endif
	71	}
	72
	73	int tw_server_init(void) {
	74	int i;
	75	#ifdef __MINGW32__
	76	WSADATA wsa;
	77	WSAStartup(MAKEWORD(2, 0), &wsa);
	78	#endif
	79	for(i = 0; config.ports[i] != -1; i++)
	80	;
	81	sockcount = i;
	82	for(i = 0; config.ports[i] != -1; i++) {
	83	#ifdef NO_IPV6
	84	int sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	85	#else
	86	int sock = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
	87	#endif
	88	#ifdef __MINGW32__
	89	if(sock == INVALID_SOCKET)
	90	#else
	91	if(sock < 0)
	92	#endif
	93	{
	94	cm_log("Server", "Socket creation failure");
	95	return 1;
	96	}
	97	int yes = 1;
	98	if(setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void*)&yes, sizeof(yes)) < 0) {
	99	close_socket(sock);
	100	cm_log("Server", "setsockopt failure (reuseaddr)");
	101	return 1;
	102	}
	103	if(setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (void*)&yes, sizeof(yes)) < 0) {
	104	close_socket(sock);
	105	cm_log("Server", "setsockopt failure (nodelay)");
	106	return 1;
	107	}
	108	#ifndef NO_IPV6
	109	int no = 0;
	110	if(setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, (void*)&no, sizeof(no)) < 0) {
	111	close_socket(sock);
	112	cm_log("Server", "setsockopt failure (IPv6)");
	113	return 1;
	114	}
	115	#endif
	116	memset(&addresses[i], 0, sizeof(addresses[i]));
	117	#ifdef NO_IPV6
	118	addresses[i].sin_family = AF_INET;
	119	addresses[i].sin_addr.s_addr = INADDR_ANY;
	120	addresses[i].sin_port = htons(config.ports[i]);
	121	#else
	122	addresses[i].sin6_family = AF_INET6;
	123	addresses[i].sin6_addr = in6addr_any;
	124	addresses[i].sin6_port = htons(config.ports[i]);
	125	#endif
	126	if(bind(sock, (struct sockaddr*)&addresses[i], sizeof(addresses[i])) < 0) {
	127	close_socket(sock);
	128	cm_log("Server", "Bind failure");
	129	return 1;
	130	}
	131	if(listen(sock, 128) < 0) {
	132	close_socket(sock);
	133	cm_log("Server", "Listen failure");
	134	return 1;
	135	}
	136	sockets[i] = sock;
	137	}
	138	return 0;
	139	}
[9]	140
[16]	141	size_t tw_read(SSL* ssl, int s, void* data, size_t len) {
	142	if(ssl == NULL) {
	143	return recv(s, data, len, 0);
	144	} else {
	145	return SSL_read(ssl, data, len);
	146	}
	147	}
	148
	149	size_t tw_write(SSL* ssl, int s, void* data, size_t len) {
	150	if(ssl == NULL) {
	151	return send(s, data, len, 0);
	152	} else {
	153	return SSL_write(ssl, data, len);
	154	}
	155	}
	156
[20]	157	#define ERROR_HTML \
[18]	158	"<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n" \
	159	"<html>\n" \
	160	" <head>\n" \
[20]	161	" <title>%s</title>\n" \
[18]	162	" </head>\n" \
	163	" <body>\n" \
[20]	164	" <h1>%s</h1>\n" \
[18]	165	" <hr>\n" \
	166	" ", \
	167	address, \
	168	"\n" \
	169	" </body>\n" \
	170	"</html>\n"
	171
[24]	172	void _tw_process_page(SSL* ssl, int sock, const char* status, const char* type, FILE* f, const unsigned char* doc, size_t size, char** headers) {
[18]	173	char construct[512];
	174	sprintf(construct, "%llu", (unsigned long long)size);
	175	tw_write(ssl, sock, "HTTP/1.1 ", 9);
	176	tw_write(ssl, sock, (char*)status, strlen(status));
	177	tw_write(ssl, sock, "\r\n", 2);
[24]	178	if(type != NULL) {
	179	tw_write(ssl, sock, "Content-Type: ", 7 + 5 + 2);
	180	tw_write(ssl, sock, (char*)type, strlen(type));
	181	tw_write(ssl, sock, "\r\n", 2);
	182	}
[18]	183	tw_write(ssl, sock, "Server: ", 6 + 2);
	184	tw_write(ssl, sock, tw_server, strlen(tw_server));
	185	tw_write(ssl, sock, "\r\n", 2);
[24]	186	if(size != 0) {
	187	tw_write(ssl, sock, "Content-Length: ", 7 + 7 + 2);
	188	tw_write(ssl, sock, construct, strlen(construct));
	189	tw_write(ssl, sock, "\r\n", 2);
	190	}
	191	int i;
	192	if(headers != NULL) {
	193	for(i = 0; headers[i] != NULL; i += 2) {
	194	tw_write(ssl, sock, headers[i], strlen(headers[i]));
	195	tw_write(ssl, sock, ": ", 2);
	196	tw_write(ssl, sock, headers[i + 1], strlen(headers[i + 1]));
	197	tw_write(ssl, sock, "\r\n", 2);
	198	}
	199	}
[18]	200	tw_write(ssl, sock, "\r\n", 2);
[24]	201	if(doc == NULL && f == NULL) return;
[18]	202	size_t incr = 0;
	203	while(1) {
[22]	204	if(f != NULL) {
[21]	205	char buffer[128];
	206	fread(buffer, size < 128 ? size : 128, 1, f);
	207	tw_write(ssl, sock, buffer, size < 128 ? size : 128);
[22]	208	} else {
[21]	209	tw_write(ssl, sock, (unsigned char*)doc + incr, size < 128 ? size : 128);
	210	}
[18]	211	incr += 128;
[19]	212	if(size <= 128) break;
[18]	213	size -= 128;
	214	}
	215	}
	216
[24]	217	void tw_process_page(SSL* ssl, int sock, const char* status, const char* type, FILE* f, const unsigned char* doc, size_t size) { _tw_process_page(ssl, sock, status, type, f, doc, size, NULL); }
	218
[18]	219	const char* tw_http_status(int code) {
[20]	220	if(code == 200) {
	221	return "200 OK";
[24]	222	} else if(code == 308) {
	223	return "308 Permanent Redirect";
[20]	224	} else if(code == 400) {
[18]	225	return "400 Bad Request";
[20]	226	} else if(code == 401) {
	227	return "401 Unauthorized";
	228	} else if(code == 403) {
	229	return "403 Forbidden";
	230	} else if(code == 404) {
	231	return "404 Not Found";
[18]	232	} else {
	233	return "400 Bad Request";
	234	}
	235	}
	236
	237	char* tw_http_default_error(int code, char* name, int port) {
	238	char address[1024];
	239	sprintf(address, "<address>%s Server at %s Port %d</address>", tw_server, name, port);
[20]	240
	241	char* st = cm_strdup(tw_http_status(code));
	242	char* st2;
	243	int i;
	244	for(i = 0; st[i] != 0; i++) {
	245	if(st[i] == ' ') {
	246	st2 = cm_strdup(st + i + 1);
	247	break;
	248	}
[18]	249	}
[20]	250	char* buffer = malloc(4096);
	251	char* str = cm_strcat3(ERROR_HTML);
	252	sprintf(buffer, str, st, st2);
	253	free(str);
	254	free(st);
	255	return buffer;
[18]	256	}
	257
	258	void tw_http_error(SSL* ssl, int sock, int error, char* name, int port) {
	259	char* str = tw_http_default_error(error, name, port);
[21]	260	tw_process_page(ssl, sock, tw_http_status(error), "text/html", NULL, str, strlen(str));
[18]	261	free(str);
	262	}
	263
[20]	264	void addstring(char** str, const char* add, ...) {
	265	int i;
	266	char cbuf[2];
	267	cbuf[1] = 0;
	268	va_list va;
	269	va_start(va, add);
	270	for(i = 0; add[i] != 0; i++) {
	271	cbuf[0] = add[i];
	272	if(add[i] == '%') {
	273	i++;
	274	if(add[i] == 's') {
	275	char* tmp = *str;
	276	str = cm_strcat(tmp, va_arg(va, const char));
	277	free(tmp);
	278	} else if(add[i] == 'h') {
	279	char* h = cm_html_escape(va_arg(va, const char*));
	280	char* tmp = *str;
	281	*str = cm_strcat(tmp, h);
	282	free(tmp);
	283	free(h);
[21]	284	} else if(add[i] == 'l') {
	285	char* h = cm_url_escape(va_arg(va, const char*));
	286	char* tmp = *str;
	287	*str = cm_strcat(tmp, h);
	288	free(tmp);
	289	free(h);
[20]	290	} else if(add[i] == 'd') {
	291	int n = va_arg(va, int);
	292	char* h = malloc(512);
	293	sprintf(h, "%d", n);
	294	char* tmp = *str;
	295	*str = cm_strcat(tmp, h);
	296	free(tmp);
	297	free(h);
	298	} else if(add[i] == '%') {
	299	char* tmp = *str;
	300	*str = cm_strcat(tmp, "%");
	301	free(tmp);
	302	}
	303	} else {
	304	char* tmp = *str;
	305	*str = cm_strcat(tmp, cbuf);
	306	free(tmp);
	307	}
	308	}
	309	}
	310
[22]	311	char* tw_get_mime(const char* ext, struct tw_config_entry* vhost_entry) {
	312	char* mime = "application/octet-stream";
	313	if(ext == NULL) return mime;
	314	bool set = false;
	315	int i;
	316	for(i = 0; i < vhost_entry->mime_count; i++) {
[23]	317	if(strcmp(vhost_entry->mimes[i].ext, "all") == 0 \|\| (ext != NULL && tw_wildcard_match(vhost_entry->mimes[i].ext, ext))) {
[22]	318	mime = vhost_entry->mimes[i].mime;
	319	set = true;
	320	}
	321	}
	322	if(!set) {
	323	for(i = 0; i < config.root.mime_count; i++) {
[23]	324	if(strcmp(config.root.mimes[i].ext, "all") == 0 \|\| (ext != NULL && tw_wildcard_match(config.root.mimes[i].ext, ext))) {
[22]	325	mime = config.root.mimes[i].mime;
	326	}
	327	}
	328	}
	329	return mime;
	330	}
	331
	332	char* tw_get_icon(const char* mime, struct tw_config_entry* vhost_entry) {
	333	char* icon = "";
	334	if(mime == NULL) return "";
	335	bool set = false;
	336	int i;
	337	for(i = 0; i < vhost_entry->icon_count; i++) {
[23]	338	if(strcmp(vhost_entry->icons[i].mime, "all") == 0 \|\| (mime != NULL && tw_wildcard_match(vhost_entry->icons[i].mime, mime))) {
[22]	339	icon = vhost_entry->icons[i].icon;
	340	set = true;
	341	}
	342	}
	343	if(!set) {
	344	for(i = 0; i < config.root.icon_count; i++) {
[23]	345	if(strcmp(config.root.icons[i].mime, "all") == 0 \|\| (mime != NULL && tw_wildcard_match(config.root.icons[i].mime, mime))) {
[22]	346	icon = config.root.icons[i].icon;
	347	}
	348	}
	349	}
	350	return icon;
	351	}
	352
[11]	353	#ifdef __MINGW32__
	354	struct pass_entry {
	355	int sock;
[12]	356	int port;
[11]	357	bool ssl;
[21]	358	SOCKADDR addr;
[11]	359	};
	360
	361	unsigned int WINAPI tw_server_pass(void* ptr) {
	362	int sock = ((struct pass_entry*)ptr)->sock;
	363	bool ssl = ((struct pass_entry*)ptr)->ssl;
[14]	364	int port = ((struct pass_entry*)ptr)->port;
[21]	365	SOCKADDR addr = ((struct pass_entry*)ptr)->addr;
[12]	366	free(ptr);
[11]	367	#else
[21]	368	void tw_server_pass(int sock, bool ssl, int port, SOCKADDR addr) {
[11]	369	#endif
[13]	370	char* name = config.hostname;
	371
[12]	372	SSL_CTX* ctx = NULL;
	373	SSL* s = NULL;
[15]	374	bool sslworks = false;
[12]	375	if(ssl) {
	376	ctx = tw_create_ssl_ctx(port);
	377	s = SSL_new(ctx);
	378	SSL_set_fd(s, sock);
	379	if(SSL_accept(s) <= 0) goto cleanup;
[15]	380	sslworks = true;
[12]	381	}
[16]	382	struct tw_http_request req;
[20]	383	struct tw_http_response res;
	384	struct tw_tool tools;
	385	res._processed = false;
	386	tw_init_tools(&tools);
[16]	387	int ret = tw_http_parse(s, sock, &req);
[17]	388	if(ret == 0) {
[21]	389	char* vhost = cm_strdup(config.hostname);
[20]	390	int i;
[22]	391	for(i = 0; req.headers[i] != NULL; i += 2) {
	392	if(cm_strcaseequ(req.headers[i], "Host")) {
[21]	393	free(vhost);
	394	vhost = req.headers[i + 1];
	395	break;
	396	}
	397	}
	398	cm_log("Server", "Host is %s", vhost);
	399	int port = s == NULL ? 80 : 443;
	400	char* host = cm_strdup(vhost);
[22]	401	for(i = 0; vhost[i] != 0; i++) {
	402	if(vhost[i] == ':') {
[21]	403	host[i] = 0;
	404	port = atoi(host + i + 1);
	405	break;
	406	}
	407	}
	408	cm_log("Server", "Hostname is `%s', port is `%d'", host, port);
	409	struct tw_config_entry* vhost_entry = tw_vhost_match(host, port);
[20]	410	for(i = 0; i < config.module_count; i++) {
	411	tw_mod_request_t mod_req = (tw_mod_request_t)tw_module_symbol(config.modules[i], "mod_request");
	412	if(mod_req != NULL) {
	413	int ret = mod_req(&tools, &req, &res);
	414	int co = ret & 0xff;
	415	if(co == _TW_MODULE_PASS) continue;
	416	if(co == _TW_MODULE_STOP) {
	417	res._processed = true;
	418	break;
	419	}
	420	if(co == _TW_MODULE_ERROR) {
	421	tw_http_error(s, sock, (ret & 0xffff00) >> 8, name, port);
	422	break;
	423	}
	424	}
	425	}
	426	if(!res._processed) {
[21]	427	cm_log("Server", "Document root is %s", vhost_entry->root == NULL ? "not set" : vhost_entry->root);
	428	char* path = cm_strcat(vhost_entry->root == NULL ? "" : vhost_entry->root, req.path);
	429	cm_log("Server", "Filesystem path is %s", path);
	430	struct stat st;
[22]	431	if(stat(path, &st) == 0) {
	432	if(!tw_permission_allowed(path, addr, req, vhost_entry)) {
[21]	433	tw_http_error(s, sock, 403, name, port);
[22]	434	} else if(S_ISDIR(st.st_mode)) {
[24]	435	if(req.path[strlen(req.path) - 1] != '/') {
	436	char* headers[3] = {"Location", cm_strcat(req.path, "/"), NULL};
	437	_tw_process_page(s, sock, tw_http_status(308), NULL, NULL, NULL, 0, headers);
	438	free(headers[1]);
	439	} else {
	440	char** indexes = vhost_entry->index_count == 0 ? config.root.indexes : vhost_entry->indexes;
	441	int index_count = vhost_entry->index_count == 0 ? config.root.index_count : vhost_entry->index_count;
	442	bool found = false;
	443	for(i = 0; i < index_count; i++) {
	444	char* p = cm_strcat3(path, "/", indexes[i]);
	445	FILE* f = fopen(p, "rb");
	446	if(f != NULL) {
	447	char* ext = NULL;
	448	int j;
	449	for(j = strlen(p) - 1; j >= 0; j--) {
	450	if(p[j] == '.') {
	451	ext = cm_strdup(p + j);
	452	break;
	453	} else if(p[j] == '/') {
	454	break;
	455	}
[22]	456	}
[24]	457	struct stat st;
	458	stat(p, &st);
	459	char* mime = tw_get_mime(ext, vhost_entry);
	460	tw_process_page(s, sock, tw_http_status(200), mime, f, NULL, st.st_size);
	461	fclose(f);
	462	free(p);
	463	found = true;
	464	break;
[22]	465	}
[24]	466	free(p);
	467	}
	468	if(!found) {
	469	char* str = malloc(1);
	470	str[0] = 0;
	471	char** items = cm_scandir(path);
	472	addstring(&str, "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n");
	473	addstring(&str, "<html>\n");
	474	addstring(&str, " <head>\n");
	475	addstring(&str, " <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">\n");
	476	addstring(&str, " <title>Index of %h</title>\n", req.path);
	477	addstring(&str, " </head>\n");
	478	addstring(&str, " <body>\n");
	479	addstring(&str, " <h1>Index of %h</h1>\n", req.path);
	480	addstring(&str, " <hr>\n");
	481	addstring(&str, " <table border=\"0\">\n");
	482	addstring(&str, " <tr>\n");
	483	addstring(&str, " <th></th>\n");
	484	addstring(&str, " <th>Filename</th>\n");
[28]	485	addstring(&str, " <th>MIME</th>\n");
	486	addstring(&str, " <th>Size</th>\n");
[24]	487	addstring(&str, " </tr>\n");
	488	if(items != NULL) {
[29]	489	int phase = 0;
	490	doit:
[24]	491	for(i = 0; items[i] != NULL; i++) {
[28]	492	char* fpth = cm_strcat3(path, "/", items[i]);
	493	struct stat s;
	494	char size[512];
	495	size[0] = 0;
	496	stat(fpth, &s);
[29]	497	if(phase == 0 && !S_ISDIR(s.st_mode)) {
	498	free(fpth);
	499	continue;
	500	} else if(phase == 1 && S_ISDIR(s.st_mode)) {
	501	free(fpth);
	502	continue;
	503	}
	504	if(s.st_size < 1024ULL) {
[31]	505	sprintf(size, "%d", (int)s.st_size);
[29]	506	} else if(s.st_size < 1024ULL * 1024) {
	507	sprintf(size, "%.1fK", (double)s.st_size / 1024);
	508	} else if(s.st_size < 1024ULL * 1024 * 1024) {
	509	sprintf(size, "%.1fM", (double)s.st_size / 1024 / 1024);
	510	} else if(s.st_size < 1024ULL * 1024 * 1024 * 1024) {
	511	sprintf(size, "%.1fG", (double)s.st_size / 1024 / 1024 / 1024);
	512	} else if(s.st_size < 1024ULL * 1024 * 1024 * 1024 * 1024) {
	513	sprintf(size, "%.1fT", (double)s.st_size / 1024 / 1024 / 1024 / 1024);
[28]	514	}
	515
	516	free(fpth);
	517
[24]	518	char* ext = NULL;
	519	int j;
	520	for(j = strlen(items[i]) - 1; j >= 0; j--) {
	521	if(items[i][j] == '.') {
	522	ext = cm_strdup(items[i] + j);
	523	break;
	524	} else if(items[i][j] == '/') {
	525	break;
	526	}
	527	}
[28]	528	char* showmime = "";
[24]	529	char* mime = tw_get_mime(ext, vhost_entry);
	530	if(strcmp(items[i], "../") == 0) {
	531	mime = "misc/parent";
[29]	532	size[0] = 0;
[24]	533	} else if(items[i][strlen(items[i]) - 1] == '/') {
	534	mime = "misc/dir";
[29]	535	size[0] = 0;
	536	} else {
[28]	537	showmime = mime;
[24]	538	}
	539	char* icon = tw_get_icon(mime, vhost_entry);
	540	if(ext != NULL) free(ext);
	541	char* itm = cm_strdup(items[i]);
	542	if(strlen(itm) >= 32) {
	543	if(itm[strlen(itm) - 1] == '/') {
	544	itm[31] = 0;
	545	itm[30] = '/';
	546	itm[29] = '.';
	547	itm[28] = '.';
	548	itm[27] = '.';
	549	} else {
	550	itm[31] = 0;
	551	itm[30] = '.';
	552	itm[29] = '.';
	553	itm[28] = '.';
	554	}
	555	}
	556	addstring(&str, "<tr>\n");
	557	addstring(&str, " <td><img src=\"%s\" alt=\"icon\"></td>\n", icon);
	558	addstring(&str, " <td><a href=\"%l\"><code>%h</code></a></td>\n", items[i], itm);
[29]	559	addstring(&str, " <td><code>&emsp;&emsp;%h&emsp;&emsp;</code></td>\n", showmime);
	560	addstring(&str, " <td><code>&emsp;&emsp;%s&emsp;&emsp;</code></td>\n", size);
[24]	561	addstring(&str, "</tr>\n");
	562	free(itm);
[22]	563	}
[29]	564	phase++;
	565	if(phase != 2) goto doit;
	566	for(i = 0; items[i] != NULL; i++) free(items[i]);
	567	free(items);
[22]	568	}
[24]	569	addstring(&str, " </table>\n");
	570	addstring(&str, " <hr>\n");
	571	addstring(&str, " <address>%s Server at %s Port %d</address>\n", tw_server, name, port);
	572	addstring(&str, " </body>\n");
	573	addstring(&str, "</html>\n");
	574	tw_process_page(s, sock, tw_http_status(200), "text/html", NULL, str, strlen(str));
	575	free(str);
[21]	576	}
	577	}
[22]	578	} else {
[21]	579	char* ext = NULL;
[22]	580	for(i = strlen(req.path) - 1; i >= 0; i--) {
	581	if(req.path[i] == '.') {
[21]	582	ext = cm_strdup(req.path + i);
	583	break;
[24]	584	} else if(req.path[i] == '/') {
	585	break;
[21]	586	}
	587	}
[22]	588	char* mime = tw_get_mime(ext, vhost_entry);
[21]	589	if(ext != NULL) free(ext);
	590	FILE* f = fopen(path, "rb");
	591	tw_process_page(s, sock, tw_http_status(200), mime, f, NULL, st.st_size);
	592	fclose(f);
	593	}
[22]	594	} else {
[21]	595	tw_http_error(s, sock, 404, name, port);
	596	}
	597	free(path);
[20]	598	}
[21]	599	free(vhost);
	600	free(host);
[22]	601	} else if(ret == -1) {
[18]	602	} else {
	603	tw_http_error(s, sock, 400, name, port);
[17]	604	}
[12]	605	cleanup:
[16]	606	if(sslworks) {
[15]	607	SSL_shutdown(s);
	608	}
	609	SSL_free(s);
[11]	610	close_socket(sock);
	611	#ifdef __MINGW32__
	612	_endthreadex(0);
	613	#endif
	614	}
	615
	616	void tw_server_loop(void) {
[9]	617	struct timeval tv;
[11]	618	while(1) {
[10]	619	FD_ZERO(&fdset);
	620	int i;
[11]	621	for(i = 0; i < sockcount; i++) {
[10]	622	FD_SET(sockets[i], &fdset);
	623	}
[9]	624	tv.tv_sec = 1;
	625	tv.tv_usec = 0;
[10]	626	int ret = select(FD_SETSIZE, &fdset, NULL, NULL, &tv);
[11]	627	if(ret == -1) {
[9]	628	break;
[11]	629	} else if(ret > 0) {
[9]	630	/* connection */
	631	int i;
[11]	632	for(i = 0; i < sockcount; i++) {
	633	if(FD_ISSET(sockets[i], &fdset)) {
[9]	634	SOCKADDR claddr;
	635	int clen = sizeof(claddr);
	636	int sock = accept(sockets[i], (struct sockaddr*)&claddr, &clen);
[12]	637	cm_log("Server", "New connection accepted");
[11]	638	#ifdef __MINGW32__
	639	HANDLE thread;
	640	struct pass_entry* e = malloc(sizeof(*e));
	641	e->sock = sock;
	642	e->ssl = config.ports[i] & (1ULL << 32);
[12]	643	e->port = config.ports[i];
[21]	644	e->addr = claddr;
[11]	645	thread = (HANDLE)_beginthreadex(NULL, 0, tw_server_pass, e, 0, NULL);
	646	#else
	647	pid_t pid = fork();
	648	if(pid == 0) {
[21]	649	tw_server_pass(sock, config.ports[i] & (1ULL << 32), config.ports[i], claddr);
[11]	650	_exit(0);
	651	} else {
	652	close_socket(sock);
	653	}
	654	#endif
[9]	655	}
	656	}
	657	}
	658	}
	659	}

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source: Main/trunk/Server/server.c@ 31

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