61 struct	req {  struct
77 static	void		 parse_manpath_conf(struct req *);  argument
78 static	void		 parse_path_info(struct req *, const char *);
79 static	void		 parse_query_string(struct req *, const char *);
82 static	void		 pg_index(const struct req *);
83 static	void		 pg_noresult(const struct req *, int, const char *,
85 static	void		 pg_redirect(const struct req *, const char *);
86 static	void		 pg_search(const struct req *);
87 static	void		 pg_searchres(const struct req *,
89 static	void		 pg_show(struct req *, const char *);
92 static	void		 resp_catman(const struct req *, const char *);
95 static	void		 resp_format(const struct req *, const char *);
96 static	void		 resp_searchform(const struct req *, enum focus);
97 static	void		 resp_show(const struct req *, const char *);
101 static	int		 validate_manpath(const struct req *, const char *);
206 parse_query_string(struct req *req, const char *qs)  in parse_query_string()  argument
211 	req->isquery	= 1;  in parse_query_string()
212 	req->q.manpath	= NULL;  in parse_query_string()
213 	req->q.arch	= NULL;  in parse_query_string()
214 	req->q.sec	= NULL;  in parse_query_string()
215 	req->q.query	= NULL;  in parse_query_string()
216 	req->q.equal	= 1;  in parse_query_string()
243 			set_query_attr(&req->q.query, &val);  in parse_query_string()
246 			req->q.equal = !strcmp(val, "0");  in parse_query_string()
256 			set_query_attr(&req->q.manpath, &val);  in parse_query_string()
266 			set_query_attr(&req->q.sec, &val);  in parse_query_string()
272 			set_query_attr(&req->q.arch, &val);  in parse_query_string()
435 resp_searchform(const struct req *req, enum focus focus)  in resp_searchform()  argument
449 	if (req->q.query != NULL)  in resp_searchform()
450 		html_print(req->q.query);  in resp_searchform()
469 		if (NULL != req->q.sec &&  in resp_searchform()
470 		    0 == strcmp(sec_numbers[i], req->q.sec))  in resp_searchform()
480 	if (NULL == req->q.arch)  in resp_searchform()
485 		if (NULL != req->q.arch &&  in resp_searchform()
486 		    0 == strcmp(arch_names[i], req->q.arch))  in resp_searchform()
494 	if (req->psz > 1) {  in resp_searchform()
497 		for (i = 0; i < (int)req->psz; i++) {  in resp_searchform()
499 			if (strcmp(req->q.manpath, req->p[i]) == 0)  in resp_searchform()
502 			html_print(req->p[i]);  in resp_searchform()
527 validate_manpath(const struct req *req, const char* manpath)  in validate_manpath()  argument
531 	for (i = 0; i < req->psz; i++)  in validate_manpath()
532 		if ( ! strcmp(manpath, req->p[i]))  in validate_manpath()
562 pg_index(const struct req *req)  in pg_index()  argument
566 	resp_searchform(req, FOCUS_QUERY);  in pg_index()
585 pg_noresult(const struct req *req, int code, const char *http_msg,  in pg_noresult()  argument
590 	resp_searchform(req, FOCUS_QUERY);  in pg_noresult()
626 pg_redirect(const struct req *req, const char *name)  in pg_redirect()  argument
632 	if (strcmp(req->q.manpath, req->p[0]))  in pg_redirect()
633 		printf("%s/", req->q.manpath);  in pg_redirect()
634 	if (req->q.arch != NULL)  in pg_redirect()
635 		printf("%s/", req->q.arch);  in pg_redirect()
637 	if (req->q.sec != NULL) {  in pg_redirect()
639 		http_encode(req->q.sec);  in pg_redirect()
645 pg_searchres(const struct req *req, struct manpage *r, size_t sz)  in pg_searchres()  argument
658 		    r[i].file, req->q.manpath);  in pg_searchres()
663 	if (req->isquery && sz == 1) {  in pg_searchres()
672 		if (strcmp(req->q.manpath, req->p[0]))  in pg_searchres()
673 			printf("%s/", req->q.manpath);  in pg_searchres()
686 	if (req->q.equal || sz == 1) {  in pg_searchres()
697 			if (req->q.arch == NULL) {  in pg_searchres()
725 	resp_searchform(req,  in pg_searchres()
726 	    req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY);  in pg_searchres()
738 			if (strcmp(req->q.manpath, req->p[0]))  in pg_searchres()
739 				printf("%s/", req->q.manpath);  in pg_searchres()
752 	if (req->q.equal || sz == 1) {  in pg_searchres()
754 		resp_show(req, r[iuse].file);  in pg_searchres()
761 resp_catman(const struct req *req, const char *file)  in resp_catman()  argument
900 resp_format(const struct req *req, const char *file)  in resp_format()  argument
918 	    MPARSE_VALIDATE, MANDOC_OS_OTHER, req->q.manpath);  in resp_format()
926 	usepath = strcmp(req->q.manpath, req->p[0]);  in resp_format()
929 	    usepath ? req->q.manpath : "", usepath ? "/" : "");  in resp_format()
945 resp_show(const struct req *req, const char *file)  in resp_show()  argument
952 		resp_catman(req, file);  in resp_show()
954 		resp_format(req, file);  in resp_show()
958 pg_show(struct req *req, const char *fullpath)  in pg_show()  argument
971 	if ( ! validate_manpath(req, manpath)) {  in pg_show()
1000 	resp_searchform(req, FOCUS_NONE);  in pg_show()
1002 	resp_show(req, file);  in pg_show()
1007 pg_search(const struct req *req)  in pg_search()  argument
1023 	if (chdir(req->q.manpath) == -1) {  in pg_search()
1024 		warn("chdir %s", req->q.manpath);  in pg_search()
1029 	search.arch = req->q.arch;  in pg_search()
1030 	search.sec = req->q.sec;  in pg_search()
1032 	search.argmode = req->q.equal ? ARG_NAME : ARG_EXPR;  in pg_search()
1045 	rp = query = mandoc_strdup(req->q.query);  in pg_search()
1072 	if (req->isquery && req->q.equal && argc == 1)  in pg_search()
1073 		pg_redirect(req, argv[0]);  in pg_search()
1075 		pg_noresult(req, 400, "Bad Request",  in pg_search()
1078 		pg_noresult(req, 404, "Not Found", "No results found.");  in pg_search()
1080 		pg_searchres(req, res, ressz);  in pg_search()
1091 	struct req	 req;  in main()  local
1137 	memset(&req, 0, sizeof(struct req));  in main()
1138 	req.q.equal = 1;  in main()
1139 	parse_manpath_conf(&req);  in main()
1149 		parse_path_info(&req, path);  in main()
1150 		if (req.q.manpath == NULL || req.q.sec == NULL ||  in main()
1151 		    *req.q.query == '\0' || access(path, F_OK) == -1)  in main()
1154 		parse_query_string(&req, querystring);  in main()
1158 	if (req.q.manpath == NULL)  in main()
1159 		req.q.manpath = mandoc_strdup(req.p[0]);  in main()
1160 	else if ( ! validate_manpath(&req, req.q.manpath)) {  in main()
1166 	if (req.q.arch != NULL && validate_arch(req.q.arch) == 0) {  in main()
1175 		pg_show(&req, path);  in main()
1176 	else if (NULL != req.q.query)  in main()
1177 		pg_search(&req);  in main()
1179 		pg_index(&req);  in main()
1181 	free(req.q.manpath);  in main()
1182 	free(req.q.arch);  in main()
1183 	free(req.q.sec);  in main()
1184 	free(req.q.query);  in main()
1185 	for (i = 0; i < (int)req.psz; i++)  in main()
1186 		free(req.p[i]);  in main()
1187 	free(req.p);  in main()
1195 parse_path_info(struct req *req, const char *path)  in parse_path_info()  argument
1199 	req->isquery = 0;  in parse_path_info()
1200 	req->q.equal = 1;  in parse_path_info()
1201 	req->q.manpath = NULL;  in parse_path_info()
1202 	req->q.arch = NULL;  in parse_path_info()
1213 		req->q.query = mandoc_strndup(name, sec - name - 1);  in parse_path_info()
1214 		req->q.sec = mandoc_strdup(sec);  in parse_path_info()
1216 		req->q.query = mandoc_strdup(name);  in parse_path_info()
1217 		req->q.sec = NULL;  in parse_path_info()
1226 	req->q.manpath = mandoc_strndup(path, end - path);  in parse_path_info()
1227 	if (validate_manpath(req, req->q.manpath)) {  in parse_path_info()
1232 		free(req->q.manpath);  in parse_path_info()
1233 		req->q.manpath = NULL;  in parse_path_info()
1240 		free(req->q.sec);  in parse_path_info()
1241 		req->q.sec = mandoc_strndup(path, end - path);  in parse_path_info()
1254 	req->q.arch = mandoc_strndup(path, end - path);  in parse_path_info()
1255 	if (validate_arch(req->q.arch) == 0) {  in parse_path_info()
1266 parse_manpath_conf(struct req *req)  in parse_manpath_conf()  argument
1285 		req->p = mandoc_realloc(req->p,  in parse_manpath_conf()
1286 		    (req->psz + 1) * sizeof(char *));  in parse_manpath_conf()
1299 		req->p[req->psz++] = dp;  in parse_manpath_conf()
1305 	if (req->p == NULL) {  in parse_manpath_conf()