Annotation of parser3/src/classes/file.C, revision 1.91
1.17 paf 1: /** @file
2: Parser: @b file parser class.
3:
1.71 paf 4: Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
1.72 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.91 ! paf 6: */
1.17 paf 7:
1.91 ! paf 8: static const char* IDENT_FILE_C="$Id: zzz $";
1.47 parser 9:
10: #include "pa_config_includes.h"
11:
12: #include "pcre.h"
1.1 paf 13:
1.35 paf 14: #include "classes.h"
1.1 paf 15: #include "pa_request.h"
16: #include "pa_vfile.h"
1.11 paf 17: #include "pa_table.h"
1.21 paf 18: #include "pa_vint.h"
1.24 paf 19: #include "pa_exec.h"
1.40 parser 20: #include "pa_vdate.h"
1.47 parser 21: #include "pa_dir.h"
22: #include "pa_vtable.h"
1.67 paf 23: #include "pa_charset.h"
1.1 paf 24:
1.32 paf 25: // defines
26:
1.48 parser 27: #define TEXT_MODE_NAME "text"
1.90 paf 28: #define STDIN_EXEC_PARAM_NAME "stdin"
1.48 parser 29:
1.83 paf 30: // consts
31:
32: /// from apache-1.3|src|support|suexec.c
33: static const char *suexec_safe_env_lst[]={
34: "AUTH_TYPE",
35: "CONTENT_LENGTH",
36: "CONTENT_TYPE",
37: "DATE_GMT",
38: "DATE_LOCAL",
39: "DOCUMENT_NAME",
40: "DOCUMENT_PATH_INFO",
41: "DOCUMENT_ROOT",
42: "DOCUMENT_URI",
43: "FILEPATH_INFO",
44: "GATEWAY_INTERFACE",
45: "LAST_MODIFIED",
46: "PATH_INFO",
47: "PATH_TRANSLATED",
48: "QUERY_STRING",
49: "QUERY_STRING_UNESCAPED",
50: "REMOTE_ADDR",
51: "REMOTE_HOST",
52: "REMOTE_IDENT",
53: "REMOTE_PORT",
54: "REMOTE_USER",
55: "REDIRECT_QUERY_STRING",
56: "REDIRECT_STATUS",
57: "REDIRECT_URL",
58: "REQUEST_METHOD",
59: "REQUEST_URI",
60: "SCRIPT_FILENAME",
61: "SCRIPT_NAME",
62: "SCRIPT_URI",
63: "SCRIPT_URL",
64: "SERVER_ADMIN",
65: "SERVER_NAME",
66: "SERVER_ADDR",
67: "SERVER_PORT",
68: "SERVER_PROTOCOL",
69: "SERVER_SOFTWARE",
70: "UNIQUE_ID",
71: "USER_NAME",
72: "TZ",
73: NULL
74: };
75:
1.32 paf 76: // class
77:
78: class MFile : public Methoded {
79: public: // VStateless_class
80:
81: Value *create_new_value(Pool& pool) { return new(pool) VFile(pool); }
82:
1.33 paf 83: public: // Methoded
84: bool used_directly() { return true; }
85:
1.32 paf 86: public:
87: MFile(Pool& pool);
1.33 paf 88:
1.32 paf 89: };
90:
1.1 paf 91: // methods
92:
1.26 paf 93: static void _save(Request& r, const String&, MethodParams *params) {
1.48 parser 94: Value& vmode_name=params-> as_no_junction(0, "mode must not be code");
1.49 parser 95: Value& vfile_name=params->as_no_junction(1, "file name must not be code");
1.4 paf 96:
1.7 paf 97: // save
1.48 parser 98: static_cast<VFile *>(r.self)->save(r.absolute(vfile_name.as_string()),
99: vmode_name.as_string()==TEXT_MODE_NAME);
1.7 paf 100: }
101:
1.26 paf 102: static void _delete(Request& r, const String&, MethodParams *params) {
1.39 parser 103: Value& vfile_name=params->as_no_junction(0, "file name must not be code");
1.7 paf 104:
105: // unlink
1.68 paf 106: file_delete(r.absolute(vfile_name.as_string()));
1.1 paf 107: }
108:
1.45 parser 109: static void _move(Request& r, const String&, MethodParams *params) {
110: Value& vfrom_file_name=params->as_no_junction(0, "from file name must not be code");
111: Value& vto_file_name=params->as_no_junction(1, "to file name must not be code");
112:
1.51 parser 113: // move
1.68 paf 114: file_move(
1.45 parser 115: r.absolute(vfrom_file_name.as_string()),
116: r.absolute(vto_file_name.as_string()));
117: }
118:
1.26 paf 119: static void _load(Request& r, const String& method_name, MethodParams *params) {
1.9 paf 120: Pool& pool=r.pool();
1.48 parser 121: Value& vmode_name=params-> as_no_junction(0, "mode must not be code");
122: Value& vfile_name=params->as_no_junction(1, "file name must not be code");
1.9 paf 123:
1.18 paf 124: const String& lfile_name=vfile_name.as_string();
1.9 paf 125:
1.12 paf 126: void *data; size_t size;
1.48 parser 127: file_read(pool, r.absolute(lfile_name), data, size,
128: vmode_name.as_string()==TEXT_MODE_NAME);
1.9 paf 129:
1.61 paf 130: char *user_file_name=params->size()>2?
131: params->as_string(2, "filename must be string").cstr(String::UL_FILE_SPEC)
1.53 parser 132: :lfile_name.cstr(String::UL_FILE_SPEC);
1.10 paf 133:
1.21 paf 134: static_cast<VFile *>(r.self)->set(true/*tainted*/, data, size,
1.52 parser 135: user_file_name, new(pool) VString(r.mime_type_of(user_file_name)));
1.9 paf 136: }
137:
1.26 paf 138: static void _stat(Request& r, const String& method_name, MethodParams *params) {
1.25 paf 139: Pool& pool=r.pool();
1.39 parser 140: Value& vfile_name=params->as_no_junction(0, "file name must not be code");
1.25 paf 141:
142: const String& lfile_name=vfile_name.as_string();
143:
1.40 parser 144: size_t size;
145: time_t atime, mtime, ctime;
146: file_stat(r.absolute(lfile_name),
147: size,
148: atime, mtime, ctime);
1.25 paf 149:
1.40 parser 150: VFile& vfile=*static_cast<VFile *>(r.self);
151: vfile.set(true/*tainted*/, 0/*no bytes*/, size);
152: Hash& ff=vfile.fields();
153: ff.put(*new(pool) String(pool, "adate"), new(pool) VDate(pool, atime));
154: ff.put(*new(pool) String(pool, "mdate"), new(pool) VDate(pool, mtime));
155: ff.put(*new(pool) String(pool, "cdate"), new(pool) VDate(pool, ctime));
1.25 paf 156: }
157:
1.83 paf 158: static bool is_safe_env_key(const char *key) {
1.88 paf 159: if(strncasecmp(key, "HTTP_", 5)==0)
1.83 paf 160: return true;
1.87 paf 161: if(strncasecmp(key, "CGI_", 4)==0)
1.83 paf 162: return true;
163: for(int i=0; suexec_safe_env_lst[i]; i++) {
1.87 paf 164: if(strcasecmp(key, suexec_safe_env_lst[i])==0)
1.83 paf 165: return true;
166: }
167: return false;
168: }
1.90 paf 169: #ifndef DOXYGEN
170: struct Append_env_pair_info {
171: Hash* hash;
172: const String* sstdin;
173: };
174: #endif
1.22 paf 175: static void append_env_pair(const Hash::Key& key, Hash::Val *value, void *info) {
1.90 paf 176: Append_env_pair_info& pi=*static_cast<Append_env_pair_info *>(info);
177: const String& svalue=static_cast<Value *>(value)->as_string();
178:
179: if(key==STDIN_EXEC_PARAM_NAME) {
180: pi.sstdin=&svalue;
181: } else {
182: if(!is_safe_env_key(key.cstr()))
183: throw Exception("parser.runtime",
184: &key,
185: "not safe environment variable");
186: pi.hash->put(key, &svalue);
187: }
1.22 paf 188: }
1.29 paf 189: static void pass_cgi_header_attribute(Array::Item *value, void *info) {
190: String& string=*static_cast<String *>(value);
191: Hash& hash=*static_cast<Hash *>(info);
192: int colon_pos=string.pos(":", 1);
193: if(colon_pos>0)
1.30 paf 194: hash.put(string.mid(0, colon_pos),
195: new(string.pool()) VString(string.mid(colon_pos+1, string.size())));
1.29 paf 196: }
1.90 paf 197: /// @todo fix `` in perl - they produced flipping consoles and no output to perl
1.41 parser 198: static void _exec_cgi(Request& r, const String& method_name, MethodParams *params,
199: bool cgi) {
1.21 paf 200: Pool& pool=r.pool();
201:
1.39 parser 202: Value& vfile_name=params->as_no_junction(0, "file name must not be code");
1.21 paf 203:
1.23 paf 204: const String& script_name=r.absolute(vfile_name.as_string());
205:
206: Hash env(pool);
1.62 paf 207: #define ECSTR(name, value_cstr) \
208: String name##key(pool, #name); \
209: String name##value(pool); \
210: if(value_cstr) { \
211: name##value.APPEND_CONST(value_cstr); \
212: env.put(name##key, &name##value); \
1.23 paf 213: }
1.82 paf 214: // passing SAPI::environment
215: if(const char *const *pairs=SAPI::environment(pool)) {
216: while(const char *pair=*pairs++)
217: if(const char *eq_at=strchr(pair, '=')) {
218: String& key=*new(pool) String(pool, pair, eq_at-pair);
219: String& value=*new(pool) String(pool, eq_at+1);
220: env.put(key, &value);
221: }
222: }
223:
1.23 paf 224: // const
1.63 paf 225: ECSTR(GATEWAY_INTERFACE, "CGI/1.1");
1.23 paf 226: // from Request.info
1.62 paf 227: ECSTR(DOCUMENT_ROOT, r.info.document_root);
228: ECSTR(PATH_TRANSLATED, r.info.path_translated);
1.66 paf 229: ECSTR(REQUEST_METHOD, r.info.method);
1.62 paf 230: ECSTR(QUERY_STRING, r.info.query_string);
231: ECSTR(REQUEST_URI, r.info.uri);
232: ECSTR(CONTENT_TYPE, r.info.content_type);
1.23 paf 233: char content_length_cstr[MAX_NUMBER];
234: snprintf(content_length_cstr, MAX_NUMBER, "%u", r.info.content_length);
235: String content_length(pool, content_length_cstr);
1.62 paf 236: ECSTR(CONTENT_LENGTH, content_length_cstr);
1.82 paf 237: // SCRIPT_*
1.63 paf 238: env.put(*new(pool) String(pool, "SCRIPT_NAME"), &script_name);
1.82 paf 239: //env.put(*new(pool) String(pool, "SCRIPT_FILENAME"), ??&script_name);
1.23 paf 240:
1.90 paf 241: // environment & stdin from param
242: String in(pool);
1.21 paf 243: if(params->size()>1) {
1.39 parser 244: Value& venv=params->as_no_junction(1, "env must not be code");
1.90 paf 245: if(Hash *user_env=venv.get_hash(&method_name)) {
246: Append_env_pair_info info={&env};
247: user_env->for_each(append_env_pair, &info);
248: if(info.sstdin)
249: in.append(*info.sstdin, String::UL_CLEAN, true);
250: }
1.21 paf 251: }
252:
1.90 paf 253: // argv from params
1.21 paf 254: Array *argv=0;
255: if(params->size()>2) {
256: argv=new(pool) Array(pool, params->size()-2);
257: for(int i=2; i<params->size(); i++)
1.58 parser 258: *argv+=¶ms->as_string(i, "parameter must be string");
1.21 paf 259: }
260:
1.90 paf 261: // passing POST data
262: if(in.is_empty()) // if $.stdin[...] not specified
263: in.APPEND(r.post_data, r.post_size, String::UL_CLEAN, "POST data (passed)", 0);
264:
265: // exec!
1.21 paf 266: String out(pool);
1.27 paf 267: String& err=*new(pool) String(pool);
1.73 paf 268: int status=pa_exec(false/*forced_allow*/, script_name, &env, argv, in, out, err);
1.21 paf 269:
270: VFile& self=*static_cast<VFile *>(r.self);
271:
1.41 parser 272: const String *body=&out; // ^file:exec
273: if(cgi) { // ^file:cgi
274: // construct with 'out' body and header
275: int delim_size;
276: const char *eol_marker="\r\n"; size_t eol_marker_size=2;
277: int pos=out.pos("\r\n\r\n", delim_size=4);
278: if(pos<0) {
279: eol_marker="\n"; eol_marker_size=1;
280: pos=out.pos("\n\n", delim_size=2);
281: }
282: if(pos<0) {
283: delim_size=0; // calm down, compiler
1.74 paf 284: throw Exception(0,
1.41 parser 285: &method_name,
1.90 paf 286: "output does not contain CGI header; "
287: "exit status=%d; stdoutsize=%u; stdout: \"%s\"; stderrsize=%u; stderr: \"%s\"",
1.46 parser 288: status,
289: (uint)out.size(), out.cstr(),
290: (uint)err.size(), err.cstr());
1.41 parser 291: }
1.21 paf 292:
1.41 parser 293: const String& header=out.mid(0, pos);
294: body=&out.mid(pos+delim_size, out.size());
1.30 paf 295:
1.41 parser 296: // header to $fields
297: {
298: Array rows(pool);
299: header.split(rows, 0, eol_marker, eol_marker_size, String::UL_CLEAN);
300: rows.for_each(pass_cgi_header_attribute, &self.fields());
301: }
1.29 paf 302: }
1.41 parser 303: // body
1.64 paf 304: self.set(false/*not tainted*/, body->cstr(), body->size());
1.21 paf 305:
1.42 parser 306: // $status
1.21 paf 307: self.fields().put(
1.42 parser 308: *new(pool) String(pool, "status"),
309: new(pool) VInt(pool, status));
1.21 paf 310:
311: // $stderr
312: if(err.size()) {
313: self.fields().put(
314: *new(pool) String(pool, "stderr"),
315: new(pool) VString(err));
316:
1.44 parser 317: SAPI::log(pool, "file:%s: %s", cgi?"cgi":"exec", err.cstr());
1.21 paf 318: }
319: }
1.41 parser 320: static void _exec(Request& r, const String& method_name, MethodParams *params) {
321: _exec_cgi(r, method_name, params, false);
322: }
323: static void _cgi(Request& r, const String& method_name, MethodParams *params) {
324: _exec_cgi(r, method_name, params, true);
325: }
326:
1.47 parser 327: static void _list(Request& r, const String& method_name, MethodParams *params) {
328: Pool& pool=r.pool();
329:
330: Value& relative_path=params->as_no_junction(0, "path must not be code");
331:
332: const String *regexp;
333: pcre *regexp_code;
1.81 paf 334: const int ovecsize=(1/*match*/)*3;
335: int ovector[ovecsize];
1.47 parser 336: if(params->size()>1) {
337: regexp=¶ms->as_no_junction(1, "regexp must not be code").as_string();
338:
1.64 paf 339: const char *pattern=regexp->cstr();
1.47 parser 340: const char *errptr;
341: int erroffset;
342: regexp_code=pcre_compile(pattern, PCRE_EXTRA | PCRE_DOTALL,
343: &errptr, &erroffset,
1.67 paf 344: pool.get_client_charset().pcre_tables);
1.47 parser 345:
346: if(!regexp_code)
1.74 paf 347: throw Exception(0,
1.47 parser 348: ®exp->mid(erroffset, regexp->size()),
349: "regular expression syntax error - %s", errptr);
350: } else
351: regexp_code=0;
352:
353:
354: const char* absolute_path_cstr=r.absolute(relative_path.as_string())
1.53 parser 355: .cstr(String::UL_FILE_SPEC);
1.47 parser 356:
357: Array& columns=*new(pool) Array(pool);
358: columns+=new(pool) String(pool, "name");
359: Table& table=*new(pool) Table(pool, &method_name, &columns);
360:
361: LOAD_DIR(absolute_path_cstr,
362: size_t file_name_size=strlen(ffblk.ff_name);
363: bool suits=true;
364: if(regexp_code) {
365: int exec_result=pcre_exec(regexp_code, 0,
366: ffblk.ff_name, file_name_size, 0,
367: 0, ovector, ovecsize);
368:
369: if(exec_result==PCRE_ERROR_NOMATCH)
370: suits=false;
371: else if(exec_result<0) {
372: (*pcre_free)(regexp_code);
1.74 paf 373: throw Exception(0,
1.47 parser 374: regexp,
375: "regular expression execute (%d)",
376: exec_result);
377: }
378: }
379:
380: if(suits) {
1.50 parser 381: char *file_name_cstr=(char *)pool.malloc(file_name_size);
1.47 parser 382: memcpy(file_name_cstr, ffblk.ff_name, file_name_size);
383: String &file_name=*new(pool) String(pool);
1.53 parser 384: file_name.APPEND(file_name_cstr, file_name_size, String::UL_FILE_SPEC,
1.47 parser 385: method_name.origin().file, method_name.origin().line);
386:
387: Array& row=*new(pool) Array(pool);
388: row+=&file_name;
389: table+=&row;
390: }
391: );
392:
393: if(regexp_code)
394: (*pcre_free)(regexp_code);
395:
1.60 parser 396: // write out result
1.47 parser 397: VTable& result=*new(pool) VTable(pool, &table);
398: r.write_no_lang(result);
399: }
1.21 paf 400:
1.69 paf 401: #ifndef DOXYGEN
402: struct Lock_execute_body_info {
403: Request *r;
404: Value *body_code;
405: };
406: #endif
407: static void lock_execute_body(int , void *context) {
408: Lock_execute_body_info& info=*static_cast<Lock_execute_body_info *>(context);
409:
410: // execute body
1.78 paf 411: info.r->write_assign_lang(info.r->process(*info.body_code));
1.69 paf 412: };
413: static void _lock(Request& r, const String& method_name, MethodParams *params) {
414: const String& file_spec=r.absolute(params->as_string(0, "file name must be string"));
415: Value& body_code=params->as_junction(1, "body must be code");
416:
417: Lock_execute_body_info info={&r, &body_code};
1.70 paf 418: file_write_action_under_lock(file_spec, "lock", lock_execute_body, &info);
1.69 paf 419: }
420:
1.89 paf 421: static int lastposafter(const String& s, int after, const char *substr, size_t substr_size, bool beforelast=false) {
422: size_t size;
423: if(beforelast)
424: size=s.size();
425: int at;
426: while((at=s.pos(substr, substr_size, after))>=0) {
427: size_t newafter=at+substr_size/*skip substr*/;
428: if(beforelast && newafter==size)
429: break;
430: after=newafter;
431: }
432:
433: return after;
434: }
435:
1.90 paf 436: static void _find(Request& r, const String& method_name, MethodParams *params) {
437: Pool& pool=r.pool();
438: const String &file_name=params->as_no_junction(0, "file name must not be code").as_string();
439: const String *file_spec;
440: if(file_name.first_char()=='/')
441: file_spec=&file_name;
442: else
443: file_spec=&r.relative(r.info.uri, file_name);
444:
445: // easy way
446: if(file_readable(r.absolute(*file_spec))) {
447: r.write_no_lang(*file_spec);
448: return;
449: }
450:
451: // monkey way
452: int after_base_slash=lastposafter(*file_spec, 0, "/", 1);
453: const String *dirname=&file_spec->mid(0, after_base_slash);
454: const String& basename=file_spec->mid(after_base_slash, file_spec->size());
455:
456: int after_monkey_slash;
457: while((after_monkey_slash=lastposafter(*dirname, 0, "/", 1, true))>0) {
458: String local_test_name(pool);
459: local_test_name<<*(dirname=&dirname->mid(0, after_monkey_slash));
460: local_test_name<<basename;
461: if(file_readable(r.absolute(local_test_name))) {
462: r.write_no_lang(*new(pool) String(local_test_name));
463: return;
464: }
465: }
466:
467: // no way, not found
468: if(params->size()==2) {
469: Value& not_found_code=params->as_junction(1, "not-found param must be code");
470: r.write_pass_lang(r.process(not_found_code));
471: }
472: }
473:
1.89 paf 474: static void _dirname(Request& r, const String& method_name, MethodParams *params) {
475: Pool& pool=r.pool();
476: const String& file_spec=params->as_string(0, "file name must be string");
477: // /a/some.tar.gz > /a
478: // /a/b/ > /a
479: int afterslash=lastposafter(file_spec, 0, "/", 1, true);
480: if(afterslash>0)
481: r.write_assign_lang(file_spec.mid(0, afterslash==1?1:afterslash-1));
482: else
483: r.write_assign_lang(*new(pool) String(pool, ".", 1));
484: }
485:
486: static void _basename(Request& r, const String& method_name, MethodParams *params) {
487: const String& file_spec=params->as_string(0, "file name must be string");
488: // /a/some.tar.gz > some.tar.gz
489: int afterslash=lastposafter(file_spec, 0, "/", 1);
490: r.write_assign_lang(file_spec.mid(afterslash, file_spec.size()));
491: }
492:
493: static void _justname(Request& r, const String& method_name, MethodParams *params) {
494: const String& file_spec=params->as_string(0, "file name must be string");
495: // /a/some.tar.gz > some.tar
496: int afterslash=lastposafter(file_spec, 0, "/", 1);
497: int afterdot=lastposafter(file_spec, afterslash, ".", 1);
498: r.write_assign_lang(file_spec.mid(afterslash, afterdot!=afterslash?afterdot-1:file_spec.size()));
499: }
500: static void _justext(Request& r, const String& method_name, MethodParams *params) {
501: const String& file_spec=params->as_string(0, "file name must be string");
502: // /a/some.tar.gz > gz
503: int afterdot=lastposafter(file_spec, 0, ".", 1);
504: if(afterdot>0)
505: r.write_assign_lang(file_spec.mid(afterdot, file_spec.size()));
506: }
507:
508:
1.32 paf 509: // constructor
510:
1.80 paf 511: MFile::MFile(Pool& apool) : Methoded(apool, "file") {
1.48 parser 512: // ^save[mode;file-name]
513: add_native_method("save", Method::CT_DYNAMIC, _save, 2, 2);
1.7 paf 514:
515: // ^delete[file-name]
1.32 paf 516: add_native_method("delete", Method::CT_STATIC, _delete, 1, 1);
1.45 parser 517:
518: // ^move[from-file-name;to-file-name]
519: add_native_method("move", Method::CT_STATIC, _move, 2, 2);
1.8 paf 520:
1.48 parser 521: // ^load[mode;disk-name]
522: // ^load[mode;disk-name;user-name]
523: add_native_method("load", Method::CT_DYNAMIC, _load, 2, 3);
1.25 paf 524:
525: // ^stat[disk-name]
1.32 paf 526: add_native_method("stat", Method::CT_DYNAMIC, _stat, 1, 1);
1.21 paf 527:
1.36 paf 528: // ^cgi[file-name]
529: // ^cgi[file-name;env hash]
530: // ^cgi[file-name;env hash;1cmd;2line;3ar;4g;5s]
1.41 parser 531: add_native_method("cgi", Method::CT_DYNAMIC, _cgi, 1, 2+10);
532:
533: // ^exec[file-name]
534: // ^exec[file-name;env hash]
535: // ^exec[file-name;env hash;1cmd;2line;3ar;4g;5s]
536: add_native_method("exec", Method::CT_DYNAMIC, _exec, 1, 2+10);
1.47 parser 537:
538: // ^file:list[path]
539: // ^file:list[path][regexp]
540: add_native_method("list", Method::CT_STATIC, _list, 1, 2);
1.69 paf 541:
542: // ^file:lock[path]{code}
543: add_native_method("lock", Method::CT_STATIC, _lock, 2, 2);
1.90 paf 544:
545: // ^find[file-name]
546: // ^find[file-name]{when-not-found}
547: add_native_method("find", Method::CT_STATIC, _find, 1, 2);
1.47 parser 548:
1.89 paf 549: // ^file:dirname[/a/some.tar.gz]=/a
550: // ^file:dirname[/a/b/]=/a
551: add_native_method("dirname", Method::CT_STATIC, _dirname, 1, 1);
552: // ^file:basename[/a/some.tar.gz]=some.tar.gz
553: add_native_method("basename", Method::CT_STATIC, _basename, 1, 1);
554: // ^file:justname[/a/some.tar.gz]=some.tar
555: add_native_method("justname", Method::CT_STATIC, _justname, 1, 1);
556: // ^file:justext[/a/some.tar.gz]=gz
557: add_native_method("justext", Method::CT_STATIC, _justext, 1, 1);
1.32 paf 558: }
559:
560: // global variable
561:
562: Methoded *file_class;
563:
564: // creator
565:
566: Methoded *MFile_create(Pool& pool) {
567: return file_class=new(pool) MFile(pool);
1.1 paf 568: }
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