1/*
2   +----------------------------------------------------------------------+
3   | PHP Version 7                                                        |
4   +----------------------------------------------------------------------+
5   | Copyright (c) 1997-2015 The PHP Group                                |
6   +----------------------------------------------------------------------+
7   | This source file is subject to version 3.01 of the PHP license,      |
8   | that is bundled with this package in the file LICENSE, and is        |
9   | available through the world-wide-web at the following url:           |
10   | http://www.php.net/license/3_01.txt                                  |
11   | If you did not receive a copy of the PHP license and are unable to   |
12   | obtain it through the world-wide-web, please send a note to          |
13   | license@php.net so we can mail you a copy immediately.               |
14   +----------------------------------------------------------------------+
15   | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
16   |          Stig Bakken <ssb@php.net>                                   |
17   |          Andi Gutmans <andi@zend.com>                                |
18   |          Zeev Suraski <zeev@zend.com>                                |
19   | PHP 4.0 patches by Thies C. Arntzen (thies@thieso.net)               |
20   | PHP streams by Wez Furlong (wez@thebrainroom.com)                    |
21   +----------------------------------------------------------------------+
22*/
23
24/* $Id$ */
25
26/* Synced with php 3.0 revision 1.218 1999-06-16 [ssb] */
27
28/* {{{ includes */
29
30#include "php.h"
31#include "php_globals.h"
32#include "ext/standard/flock_compat.h"
33#include "ext/standard/exec.h"
34#include "ext/standard/php_filestat.h"
35#include "php_open_temporary_file.h"
36#include "ext/standard/basic_functions.h"
37#include "php_ini.h"
38#include "zend_smart_str.h"
39
40#include <stdio.h>
41#include <stdlib.h>
42#include <errno.h>
43#include <sys/types.h>
44#include <sys/stat.h>
45#include <fcntl.h>
46
47#ifdef PHP_WIN32
48# include <io.h>
49# define O_RDONLY _O_RDONLY
50# include "win32/param.h"
51# include "win32/winutil.h"
52# include "win32/fnmatch.h"
53#else
54# if HAVE_SYS_PARAM_H
55#  include <sys/param.h>
56# endif
57# if HAVE_SYS_SELECT_H
58#  include <sys/select.h>
59# endif
60# if defined(NETWARE) && defined(USE_WINSOCK)
61#  include <novsock2.h>
62# else
63#  include <sys/socket.h>
64#  include <netinet/in.h>
65#  include <netdb.h>
66# endif
67# if HAVE_ARPA_INET_H
68#  include <arpa/inet.h>
69# endif
70#endif
71
72#include "ext/standard/head.h"
73#include "php_string.h"
74#include "file.h"
75
76#if HAVE_PWD_H
77# ifdef PHP_WIN32
78#  include "win32/pwd.h"
79# else
80#  include <pwd.h>
81# endif
82#endif
83
84#ifdef HAVE_SYS_TIME_H
85# include <sys/time.h>
86#endif
87
88#include "fsock.h"
89#include "fopen_wrappers.h"
90#include "streamsfuncs.h"
91#include "php_globals.h"
92
93#ifdef HAVE_SYS_FILE_H
94# include <sys/file.h>
95#endif
96
97#if MISSING_FCLOSE_DECL
98extern int fclose(FILE *);
99#endif
100
101#ifdef HAVE_SYS_MMAN_H
102# include <sys/mman.h>
103#endif
104
105#include "scanf.h"
106#include "zend_API.h"
107
108#ifdef ZTS
109int file_globals_id;
110#else
111php_file_globals file_globals;
112#endif
113
114#if defined(HAVE_FNMATCH) && !defined(PHP_WIN32)
115# ifndef _GNU_SOURCE
116#  define _GNU_SOURCE
117# endif
118# include <fnmatch.h>
119#endif
120
121#ifdef HAVE_WCHAR_H
122# include <wchar.h>
123#endif
124
125/* }}} */
126
127#define PHP_STREAM_TO_ZVAL(stream, arg) \
128    ZEND_ASSERT(Z_TYPE_P(arg) == IS_RESOURCE); \
129    php_stream_from_res(stream, Z_RES_P(arg));
130
131/* {{{ ZTS-stuff / Globals / Prototypes */
132
133/* sharing globals is *evil* */
134static int le_stream_context = FAILURE;
135
136PHPAPI int php_le_stream_context(void)
137{
138    return le_stream_context;
139}
140/* }}} */
141
142/* {{{ Module-Stuff
143*/
144static ZEND_RSRC_DTOR_FUNC(file_context_dtor)
145{
146    php_stream_context *context = (php_stream_context*)res->ptr;
147    if (Z_TYPE(context->options) != IS_UNDEF) {
148        zval_ptr_dtor(&context->options);
149        ZVAL_UNDEF(&context->options);
150    }
151    php_stream_context_free(context);
152}
153
154static void file_globals_ctor(php_file_globals *file_globals_p)
155{
156    memset(file_globals_p, 0, sizeof(php_file_globals));
157    file_globals_p->def_chunk_size = PHP_SOCK_CHUNK_SIZE;
158}
159
160static void file_globals_dtor(php_file_globals *file_globals_p)
161{
162}
163
164PHP_INI_BEGIN()
165    STD_PHP_INI_ENTRY("user_agent", NULL, PHP_INI_ALL, OnUpdateString, user_agent, php_file_globals, file_globals)
166    STD_PHP_INI_ENTRY("from", NULL, PHP_INI_ALL, OnUpdateString, from_address, php_file_globals, file_globals)
167    STD_PHP_INI_ENTRY("default_socket_timeout", "60", PHP_INI_ALL, OnUpdateLong, default_socket_timeout, php_file_globals, file_globals)
168    STD_PHP_INI_ENTRY("auto_detect_line_endings", "0", PHP_INI_ALL, OnUpdateLong, auto_detect_line_endings, php_file_globals, file_globals)
169PHP_INI_END()
170
171PHP_MINIT_FUNCTION(file)
172{
173    le_stream_context = zend_register_list_destructors_ex(file_context_dtor, NULL, "stream-context", module_number);
174
175#ifdef ZTS
176    ts_allocate_id(&file_globals_id, sizeof(php_file_globals), (ts_allocate_ctor) file_globals_ctor, (ts_allocate_dtor) file_globals_dtor);
177#else
178    file_globals_ctor(&file_globals);
179#endif
180
181    REGISTER_INI_ENTRIES();
182
183    REGISTER_LONG_CONSTANT("SEEK_SET", SEEK_SET, CONST_CS | CONST_PERSISTENT);
184    REGISTER_LONG_CONSTANT("SEEK_CUR", SEEK_CUR, CONST_CS | CONST_PERSISTENT);
185    REGISTER_LONG_CONSTANT("SEEK_END", SEEK_END, CONST_CS | CONST_PERSISTENT);
186    REGISTER_LONG_CONSTANT("LOCK_SH", PHP_LOCK_SH, CONST_CS | CONST_PERSISTENT);
187    REGISTER_LONG_CONSTANT("LOCK_EX", PHP_LOCK_EX, CONST_CS | CONST_PERSISTENT);
188    REGISTER_LONG_CONSTANT("LOCK_UN", PHP_LOCK_UN, CONST_CS | CONST_PERSISTENT);
189    REGISTER_LONG_CONSTANT("LOCK_NB", PHP_LOCK_NB, CONST_CS | CONST_PERSISTENT);
190
191    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_CONNECT",         PHP_STREAM_NOTIFY_CONNECT,          CONST_CS | CONST_PERSISTENT);
192    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_AUTH_REQUIRED",   PHP_STREAM_NOTIFY_AUTH_REQUIRED,    CONST_CS | CONST_PERSISTENT);
193    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_AUTH_RESULT",     PHP_STREAM_NOTIFY_AUTH_RESULT,      CONST_CS | CONST_PERSISTENT);
194    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_MIME_TYPE_IS",    PHP_STREAM_NOTIFY_MIME_TYPE_IS,     CONST_CS | CONST_PERSISTENT);
195    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_FILE_SIZE_IS",    PHP_STREAM_NOTIFY_FILE_SIZE_IS,     CONST_CS | CONST_PERSISTENT);
196    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_REDIRECTED",      PHP_STREAM_NOTIFY_REDIRECTED,       CONST_CS | CONST_PERSISTENT);
197    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_PROGRESS",        PHP_STREAM_NOTIFY_PROGRESS,         CONST_CS | CONST_PERSISTENT);
198    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_FAILURE",         PHP_STREAM_NOTIFY_FAILURE,          CONST_CS | CONST_PERSISTENT);
199    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_COMPLETED",       PHP_STREAM_NOTIFY_COMPLETED,        CONST_CS | CONST_PERSISTENT);
200    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_RESOLVE",         PHP_STREAM_NOTIFY_RESOLVE,          CONST_CS | CONST_PERSISTENT);
201
202    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_INFO",   PHP_STREAM_NOTIFY_SEVERITY_INFO,    CONST_CS | CONST_PERSISTENT);
203    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_WARN",   PHP_STREAM_NOTIFY_SEVERITY_WARN,    CONST_CS | CONST_PERSISTENT);
204    REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_ERR",    PHP_STREAM_NOTIFY_SEVERITY_ERR,     CONST_CS | CONST_PERSISTENT);
205
206    REGISTER_LONG_CONSTANT("STREAM_FILTER_READ",            PHP_STREAM_FILTER_READ,             CONST_CS | CONST_PERSISTENT);
207    REGISTER_LONG_CONSTANT("STREAM_FILTER_WRITE",           PHP_STREAM_FILTER_WRITE,            CONST_CS | CONST_PERSISTENT);
208    REGISTER_LONG_CONSTANT("STREAM_FILTER_ALL",             PHP_STREAM_FILTER_ALL,              CONST_CS | CONST_PERSISTENT);
209
210    REGISTER_LONG_CONSTANT("STREAM_CLIENT_PERSISTENT",      PHP_STREAM_CLIENT_PERSISTENT,       CONST_CS | CONST_PERSISTENT);
211    REGISTER_LONG_CONSTANT("STREAM_CLIENT_ASYNC_CONNECT",   PHP_STREAM_CLIENT_ASYNC_CONNECT,    CONST_CS | CONST_PERSISTENT);
212    REGISTER_LONG_CONSTANT("STREAM_CLIENT_CONNECT",         PHP_STREAM_CLIENT_CONNECT,  CONST_CS | CONST_PERSISTENT);
213
214    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_ANY_CLIENT",   STREAM_CRYPTO_METHOD_ANY_CLIENT,    CONST_CS|CONST_PERSISTENT);
215    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv2_CLIENT", STREAM_CRYPTO_METHOD_SSLv2_CLIENT,  CONST_CS|CONST_PERSISTENT);
216    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv3_CLIENT", STREAM_CRYPTO_METHOD_SSLv3_CLIENT,  CONST_CS|CONST_PERSISTENT);
217    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv23_CLIENT",    STREAM_CRYPTO_METHOD_SSLv23_CLIENT, CONST_CS|CONST_PERSISTENT);
218    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLS_CLIENT",   STREAM_CRYPTO_METHOD_TLS_CLIENT,    CONST_CS|CONST_PERSISTENT);
219    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT",   STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT,    CONST_CS|CONST_PERSISTENT);
220    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT",   STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT,    CONST_CS|CONST_PERSISTENT);
221    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT",   STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT,    CONST_CS|CONST_PERSISTENT);
222    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_ANY_SERVER",   STREAM_CRYPTO_METHOD_ANY_SERVER,    CONST_CS|CONST_PERSISTENT);
223    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv2_SERVER", STREAM_CRYPTO_METHOD_SSLv2_SERVER,  CONST_CS|CONST_PERSISTENT);
224    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv3_SERVER", STREAM_CRYPTO_METHOD_SSLv3_SERVER,  CONST_CS|CONST_PERSISTENT);
225    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_SSLv23_SERVER",    STREAM_CRYPTO_METHOD_SSLv23_SERVER, CONST_CS|CONST_PERSISTENT);
226    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLS_SERVER",   STREAM_CRYPTO_METHOD_TLS_SERVER,    CONST_CS|CONST_PERSISTENT);
227    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLSv1_0_SERVER",   STREAM_CRYPTO_METHOD_TLSv1_0_SERVER,    CONST_CS|CONST_PERSISTENT);
228    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLSv1_1_SERVER",   STREAM_CRYPTO_METHOD_TLSv1_1_SERVER,    CONST_CS|CONST_PERSISTENT);
229    REGISTER_LONG_CONSTANT("STREAM_CRYPTO_METHOD_TLSv1_2_SERVER",   STREAM_CRYPTO_METHOD_TLSv1_2_SERVER,    CONST_CS|CONST_PERSISTENT);
230
231    REGISTER_LONG_CONSTANT("STREAM_SHUT_RD",    STREAM_SHUT_RD,     CONST_CS|CONST_PERSISTENT);
232    REGISTER_LONG_CONSTANT("STREAM_SHUT_WR",    STREAM_SHUT_WR,     CONST_CS|CONST_PERSISTENT);
233    REGISTER_LONG_CONSTANT("STREAM_SHUT_RDWR",  STREAM_SHUT_RDWR,   CONST_CS|CONST_PERSISTENT);
234
235#ifdef PF_INET
236    REGISTER_LONG_CONSTANT("STREAM_PF_INET", PF_INET, CONST_CS|CONST_PERSISTENT);
237#elif defined(AF_INET)
238    REGISTER_LONG_CONSTANT("STREAM_PF_INET", AF_INET, CONST_CS|CONST_PERSISTENT);
239#endif
240
241#if HAVE_IPV6
242# ifdef PF_INET6
243    REGISTER_LONG_CONSTANT("STREAM_PF_INET6", PF_INET6, CONST_CS|CONST_PERSISTENT);
244# elif defined(AF_INET6)
245    REGISTER_LONG_CONSTANT("STREAM_PF_INET6", AF_INET6, CONST_CS|CONST_PERSISTENT);
246# endif
247#endif
248
249#ifdef PF_UNIX
250    REGISTER_LONG_CONSTANT("STREAM_PF_UNIX", PF_UNIX, CONST_CS|CONST_PERSISTENT);
251#elif defined(AF_UNIX)
252    REGISTER_LONG_CONSTANT("STREAM_PF_UNIX", AF_UNIX, CONST_CS|CONST_PERSISTENT);
253#endif
254
255#ifdef IPPROTO_IP
256    /* most people will use this one when calling socket() or socketpair() */
257    REGISTER_LONG_CONSTANT("STREAM_IPPROTO_IP", IPPROTO_IP, CONST_CS|CONST_PERSISTENT);
258#endif
259
260#ifdef IPPROTO_TCP
261    REGISTER_LONG_CONSTANT("STREAM_IPPROTO_TCP", IPPROTO_TCP, CONST_CS|CONST_PERSISTENT);
262#endif
263
264#ifdef IPPROTO_UDP
265    REGISTER_LONG_CONSTANT("STREAM_IPPROTO_UDP", IPPROTO_UDP, CONST_CS|CONST_PERSISTENT);
266#endif
267
268#ifdef IPPROTO_ICMP
269    REGISTER_LONG_CONSTANT("STREAM_IPPROTO_ICMP", IPPROTO_ICMP, CONST_CS|CONST_PERSISTENT);
270#endif
271
272#ifdef IPPROTO_RAW
273    REGISTER_LONG_CONSTANT("STREAM_IPPROTO_RAW", IPPROTO_RAW, CONST_CS|CONST_PERSISTENT);
274#endif
275
276    REGISTER_LONG_CONSTANT("STREAM_SOCK_STREAM", SOCK_STREAM, CONST_CS|CONST_PERSISTENT);
277    REGISTER_LONG_CONSTANT("STREAM_SOCK_DGRAM", SOCK_DGRAM, CONST_CS|CONST_PERSISTENT);
278
279#ifdef SOCK_RAW
280    REGISTER_LONG_CONSTANT("STREAM_SOCK_RAW", SOCK_RAW, CONST_CS|CONST_PERSISTENT);
281#endif
282
283#ifdef SOCK_SEQPACKET
284    REGISTER_LONG_CONSTANT("STREAM_SOCK_SEQPACKET", SOCK_SEQPACKET, CONST_CS|CONST_PERSISTENT);
285#endif
286
287#ifdef SOCK_RDM
288    REGISTER_LONG_CONSTANT("STREAM_SOCK_RDM", SOCK_RDM, CONST_CS|CONST_PERSISTENT);
289#endif
290
291    REGISTER_LONG_CONSTANT("STREAM_PEEK", STREAM_PEEK, CONST_CS | CONST_PERSISTENT);
292    REGISTER_LONG_CONSTANT("STREAM_OOB",  STREAM_OOB, CONST_CS | CONST_PERSISTENT);
293
294    REGISTER_LONG_CONSTANT("STREAM_SERVER_BIND",            STREAM_XPORT_BIND,                  CONST_CS | CONST_PERSISTENT);
295    REGISTER_LONG_CONSTANT("STREAM_SERVER_LISTEN",          STREAM_XPORT_LISTEN,                CONST_CS | CONST_PERSISTENT);
296
297    REGISTER_LONG_CONSTANT("FILE_USE_INCLUDE_PATH",         PHP_FILE_USE_INCLUDE_PATH,          CONST_CS | CONST_PERSISTENT);
298    REGISTER_LONG_CONSTANT("FILE_IGNORE_NEW_LINES",         PHP_FILE_IGNORE_NEW_LINES,          CONST_CS | CONST_PERSISTENT);
299    REGISTER_LONG_CONSTANT("FILE_SKIP_EMPTY_LINES",         PHP_FILE_SKIP_EMPTY_LINES,          CONST_CS | CONST_PERSISTENT);
300    REGISTER_LONG_CONSTANT("FILE_APPEND",                   PHP_FILE_APPEND,                    CONST_CS | CONST_PERSISTENT);
301    REGISTER_LONG_CONSTANT("FILE_NO_DEFAULT_CONTEXT",       PHP_FILE_NO_DEFAULT_CONTEXT,        CONST_CS | CONST_PERSISTENT);
302
303    REGISTER_LONG_CONSTANT("FILE_TEXT",                     0,                                  CONST_CS | CONST_PERSISTENT);
304    REGISTER_LONG_CONSTANT("FILE_BINARY",                   0,                                  CONST_CS | CONST_PERSISTENT);
305
306#ifdef HAVE_FNMATCH
307    REGISTER_LONG_CONSTANT("FNM_NOESCAPE", FNM_NOESCAPE, CONST_CS | CONST_PERSISTENT);
308    REGISTER_LONG_CONSTANT("FNM_PATHNAME", FNM_PATHNAME, CONST_CS | CONST_PERSISTENT);
309    REGISTER_LONG_CONSTANT("FNM_PERIOD",   FNM_PERIOD,   CONST_CS | CONST_PERSISTENT);
310# ifdef FNM_CASEFOLD /* a GNU extension */ /* TODO emulate if not available */
311    REGISTER_LONG_CONSTANT("FNM_CASEFOLD", FNM_CASEFOLD, CONST_CS | CONST_PERSISTENT);
312# endif
313#endif
314
315    return SUCCESS;
316}
317/* }}} */
318
319PHP_MSHUTDOWN_FUNCTION(file) /* {{{ */
320{
321#ifndef ZTS
322    file_globals_dtor(&file_globals);
323#endif
324    return SUCCESS;
325}
326/* }}} */
327
328static int flock_values[] = { LOCK_SH, LOCK_EX, LOCK_UN };
329
330/* {{{ proto bool flock(resource fp, int operation [, int &wouldblock])
331   Portable file locking */
332PHP_FUNCTION(flock)
333{
334    zval *res, *wouldblock = NULL;
335    int act;
336    php_stream *stream;
337    zend_long operation = 0;
338
339    if (zend_parse_parameters(ZEND_NUM_ARGS(), "rl|z/", &res, &operation, &wouldblock) == FAILURE) {
340        return;
341    }
342
343    PHP_STREAM_TO_ZVAL(stream, res);
344
345    act = operation & 3;
346    if (act < 1 || act > 3) {
347        php_error_docref(NULL, E_WARNING, "Illegal operation argument");
348        RETURN_FALSE;
349    }
350
351    if (wouldblock) {
352        zval_dtor(wouldblock);
353        ZVAL_LONG(wouldblock, 0);
354    }
355
356    /* flock_values contains all possible actions if (operation & 4) we won't block on the lock */
357    act = flock_values[act - 1] | (operation & PHP_LOCK_NB ? LOCK_NB : 0);
358    if (php_stream_lock(stream, act)) {
359        if (operation && errno == EWOULDBLOCK && wouldblock) {
360            ZVAL_LONG(wouldblock, 1);
361        }
362        RETURN_FALSE;
363    }
364    RETURN_TRUE;
365}
366/* }}} */
367
368#define PHP_META_UNSAFE ".\\+*?[^]$() "
369
370/* {{{ proto array get_meta_tags(string filename [, bool use_include_path])
371   Extracts all meta tag content attributes from a file and returns an array */
372PHP_FUNCTION(get_meta_tags)
373{
374    char *filename;
375    size_t filename_len;
376    zend_bool use_include_path = 0;
377    int in_tag = 0, done = 0;
378    int looking_for_val = 0, have_name = 0, have_content = 0;
379    int saw_name = 0, saw_content = 0;
380    char *name = NULL, *value = NULL, *temp = NULL;
381    php_meta_tags_token tok, tok_last;
382    php_meta_tags_data md;
383
384    /* Initiailize our structure */
385    memset(&md, 0, sizeof(md));
386
387    /* Parse arguments */
388    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|b", &filename, &filename_len, &use_include_path) == FAILURE) {
389        return;
390    }
391
392    md.stream = php_stream_open_wrapper(filename, "rb",
393            (use_include_path ? USE_PATH : 0) | REPORT_ERRORS,
394            NULL);
395    if (!md.stream) {
396        RETURN_FALSE;
397    }
398
399    array_init(return_value);
400
401    tok_last = TOK_EOF;
402
403    while (!done && (tok = php_next_meta_token(&md)) != TOK_EOF) {
404        if (tok == TOK_ID) {
405            if (tok_last == TOK_OPENTAG) {
406                md.in_meta = !strcasecmp("meta", md.token_data);
407            } else if (tok_last == TOK_SLASH && in_tag) {
408                if (strcasecmp("head", md.token_data) == 0) {
409                    /* We are done here! */
410                    done = 1;
411                }
412            } else if (tok_last == TOK_EQUAL && looking_for_val) {
413                if (saw_name) {
414                    if (name) efree(name);
415                    /* Get the NAME attr (Single word attr, non-quoted) */
416                    temp = name = estrndup(md.token_data, md.token_len);
417
418                    while (temp && *temp) {
419                        if (strchr(PHP_META_UNSAFE, *temp)) {
420                            *temp = '_';
421                        }
422                        temp++;
423                    }
424
425                    have_name = 1;
426                } else if (saw_content) {
427                    if (value) efree(value);
428                    value = estrndup(md.token_data, md.token_len);
429                    have_content = 1;
430                }
431
432                looking_for_val = 0;
433            } else {
434                if (md.in_meta) {
435                    if (strcasecmp("name", md.token_data) == 0) {
436                        saw_name = 1;
437                        saw_content = 0;
438                        looking_for_val = 1;
439                    } else if (strcasecmp("content", md.token_data) == 0) {
440                        saw_name = 0;
441                        saw_content = 1;
442                        looking_for_val = 1;
443                    }
444                }
445            }
446        } else if (tok == TOK_STRING && tok_last == TOK_EQUAL && looking_for_val) {
447            if (saw_name) {
448                if (name) efree(name);
449                /* Get the NAME attr (Quoted single/double) */
450                temp = name = estrndup(md.token_data, md.token_len);
451
452                while (temp && *temp) {
453                    if (strchr(PHP_META_UNSAFE, *temp)) {
454                        *temp = '_';
455                    }
456                    temp++;
457                }
458
459                have_name = 1;
460            } else if (saw_content) {
461                if (value) efree(value);
462                value = estrndup(md.token_data, md.token_len);
463                have_content = 1;
464            }
465
466            looking_for_val = 0;
467        } else if (tok == TOK_OPENTAG) {
468            if (looking_for_val) {
469                looking_for_val = 0;
470                have_name = saw_name = 0;
471                have_content = saw_content = 0;
472            }
473            in_tag = 1;
474        } else if (tok == TOK_CLOSETAG) {
475            if (have_name) {
476                /* For BC */
477                php_strtolower(name, strlen(name));
478                if (have_content) {
479                    add_assoc_string(return_value, name, value);
480                } else {
481                    add_assoc_string(return_value, name, "");
482                }
483
484                efree(name);
485                if (value) efree(value);
486            } else if (have_content) {
487                efree(value);
488            }
489
490            name = value = NULL;
491
492            /* Reset all of our flags */
493            in_tag = looking_for_val = 0;
494            have_name = saw_name = 0;
495            have_content = saw_content = 0;
496            md.in_meta = 0;
497        }
498
499        tok_last = tok;
500
501        if (md.token_data)
502            efree(md.token_data);
503
504        md.token_data = NULL;
505    }
506
507    if (value) efree(value);
508    if (name) efree(name);
509    php_stream_close(md.stream);
510}
511/* }}} */
512
513/* {{{ proto string file_get_contents(string filename [, bool use_include_path [, resource context [, long offset [, long maxlen]]]])
514   Read the entire file into a string */
515PHP_FUNCTION(file_get_contents)
516{
517    char *filename;
518    size_t filename_len;
519    zend_bool use_include_path = 0;
520    php_stream *stream;
521    zend_long offset = -1;
522    zend_long maxlen = (ssize_t) PHP_STREAM_COPY_ALL;
523    zval *zcontext = NULL;
524    php_stream_context *context = NULL;
525    zend_string *contents;
526
527    /* Parse arguments */
528    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|br!ll", &filename, &filename_len, &use_include_path, &zcontext, &offset, &maxlen) == FAILURE) {
529        return;
530    }
531
532    if (ZEND_NUM_ARGS() == 5 && maxlen < 0) {
533        php_error_docref(NULL, E_WARNING, "length must be greater than or equal to zero");
534        RETURN_FALSE;
535    }
536
537    context = php_stream_context_from_zval(zcontext, 0);
538
539    stream = php_stream_open_wrapper_ex(filename, "rb",
540                (use_include_path ? USE_PATH : 0) | REPORT_ERRORS,
541                NULL, context);
542    if (!stream) {
543        RETURN_FALSE;
544    }
545
546    if (offset > 0 && php_stream_seek(stream, offset, SEEK_SET) < 0) {
547        php_error_docref(NULL, E_WARNING, "Failed to seek to position " ZEND_LONG_FMT " in the stream", offset);
548        php_stream_close(stream);
549        RETURN_FALSE;
550    }
551
552    if (maxlen > INT_MAX) {
553        php_error_docref(NULL, E_WARNING, "maxlen truncated from %pd to %d bytes", maxlen, INT_MAX);
554        maxlen = INT_MAX;
555    }
556    if ((contents = php_stream_copy_to_mem(stream, maxlen, 0)) != NULL) {
557        RETVAL_STR(contents);
558    } else {
559        RETVAL_EMPTY_STRING();
560    }
561
562    php_stream_close(stream);
563}
564/* }}} */
565
566/* {{{ proto int file_put_contents(string file, mixed data [, int flags [, resource context]])
567   Write/Create a file with contents data and return the number of bytes written */
568PHP_FUNCTION(file_put_contents)
569{
570    php_stream *stream;
571    char *filename;
572    size_t filename_len;
573    zval *data;
574    zend_long numbytes = 0;
575    zend_long flags = 0;
576    zval *zcontext = NULL;
577    php_stream_context *context = NULL;
578    php_stream *srcstream = NULL;
579    char mode[3] = "wb";
580    char ret_ok = 1;
581
582    if (zend_parse_parameters(ZEND_NUM_ARGS(), "pz/|lr!", &filename, &filename_len, &data, &flags, &zcontext) == FAILURE) {
583        return;
584    }
585
586    if (Z_TYPE_P(data) == IS_RESOURCE) {
587        php_stream_from_zval(srcstream, data);
588    }
589
590    context = php_stream_context_from_zval(zcontext, flags & PHP_FILE_NO_DEFAULT_CONTEXT);
591
592    if (flags & PHP_FILE_APPEND) {
593        mode[0] = 'a';
594    } else if (flags & LOCK_EX) {
595        /* check to make sure we are dealing with a regular file */
596        if (php_memnstr(filename, "://", sizeof("://") - 1, filename + filename_len)) {
597            if (strncasecmp(filename, "file://", sizeof("file://") - 1)) {
598                php_error_docref(NULL, E_WARNING, "Exclusive locks may only be set for regular files");
599                RETURN_FALSE;
600            }
601        }
602        mode[0] = 'c';
603    }
604    mode[2] = '\0';
605
606    stream = php_stream_open_wrapper_ex(filename, mode, ((flags & PHP_FILE_USE_INCLUDE_PATH) ? USE_PATH : 0) | REPORT_ERRORS, NULL, context);
607    if (stream == NULL) {
608        RETURN_FALSE;
609    }
610
611    if (flags & LOCK_EX && (!php_stream_supports_lock(stream) || php_stream_lock(stream, LOCK_EX))) {
612        php_stream_close(stream);
613        php_error_docref(NULL, E_WARNING, "Exclusive locks are not supported for this stream");
614        RETURN_FALSE;
615    }
616
617    if (mode[0] == 'c') {
618        php_stream_truncate_set_size(stream, 0);
619    }
620
621    switch (Z_TYPE_P(data)) {
622        case IS_RESOURCE: {
623            size_t len;
624            if (php_stream_copy_to_stream_ex(srcstream, stream, PHP_STREAM_COPY_ALL, &len) != SUCCESS) {
625                ret_ok = 0;
626            } else {
627                if (len > ZEND_LONG_MAX) {
628                    php_error_docref(NULL, E_WARNING, "content truncated from %zu to " ZEND_LONG_FMT " bytes", len, ZEND_LONG_MAX);
629                    len = ZEND_LONG_MAX;
630                }
631                numbytes = len;
632            }
633            break;
634        }
635        case IS_NULL:
636        case IS_LONG:
637        case IS_DOUBLE:
638        case IS_FALSE:
639        case IS_TRUE:
640            convert_to_string_ex(data);
641
642        case IS_STRING:
643            if (Z_STRLEN_P(data)) {
644                numbytes = php_stream_write(stream, Z_STRVAL_P(data), Z_STRLEN_P(data));
645                if (numbytes != Z_STRLEN_P(data)) {
646                    php_error_docref(NULL, E_WARNING, "Only %pl of %zd bytes written, possibly out of free disk space", numbytes, Z_STRLEN_P(data));
647                    numbytes = -1;
648                }
649            }
650            break;
651
652        case IS_ARRAY:
653            if (zend_hash_num_elements(Z_ARRVAL_P(data))) {
654                size_t bytes_written;
655                zval *tmp;
656
657                ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(data), tmp) {
658                    zend_string *str = zval_get_string(tmp);
659                    if (str->len) {
660                        numbytes += str->len;
661                        bytes_written = php_stream_write(stream, str->val, str->len);
662                        if (bytes_written != str->len) {
663                            php_error_docref(NULL, E_WARNING, "Failed to write %zd bytes to %s", str->len, filename);
664                            ret_ok = 0;
665                            zend_string_release(str);
666                            break;
667                        }
668                    }
669                    zend_string_release(str);
670                } ZEND_HASH_FOREACH_END();
671            }
672            break;
673
674        case IS_OBJECT:
675            if (Z_OBJ_HT_P(data) != NULL) {
676                zval out;
677
678                if (zend_std_cast_object_tostring(data, &out, IS_STRING) == SUCCESS) {
679                    numbytes = php_stream_write(stream, Z_STRVAL(out), Z_STRLEN(out));
680                    if (numbytes != Z_STRLEN(out)) {
681                        php_error_docref(NULL, E_WARNING, "Only %pd of %zd bytes written, possibly out of free disk space", numbytes, Z_STRLEN(out));
682                        numbytes = -1;
683                    }
684                    zval_dtor(&out);
685                    break;
686                }
687            }
688        default:
689            ret_ok = 0;
690            break;
691    }
692    php_stream_close(stream);
693
694    if (!ret_ok) {
695        RETURN_FALSE;
696    }
697
698    RETURN_LONG(numbytes);
699}
700/* }}} */
701
702#define PHP_FILE_BUF_SIZE   80
703
704/* {{{ proto array file(string filename [, int flags[, resource context]])
705   Read entire file into an array */
706PHP_FUNCTION(file)
707{
708    char *filename;
709    size_t filename_len;
710    char *p, *s, *e;
711    register int i = 0;
712    char eol_marker = '\n';
713    zend_long flags = 0;
714    zend_bool use_include_path;
715    zend_bool include_new_line;
716    zend_bool skip_blank_lines;
717    php_stream *stream;
718    zval *zcontext = NULL;
719    php_stream_context *context = NULL;
720    zend_string *target_buf;
721
722    /* Parse arguments */
723    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|lr!", &filename, &filename_len, &flags, &zcontext) == FAILURE) {
724        return;
725    }
726    if (flags < 0 || flags > (PHP_FILE_USE_INCLUDE_PATH | PHP_FILE_IGNORE_NEW_LINES | PHP_FILE_SKIP_EMPTY_LINES | PHP_FILE_NO_DEFAULT_CONTEXT)) {
727        php_error_docref(NULL, E_WARNING, "'" ZEND_LONG_FMT "' flag is not supported", flags);
728        RETURN_FALSE;
729    }
730
731    use_include_path = flags & PHP_FILE_USE_INCLUDE_PATH;
732    include_new_line = !(flags & PHP_FILE_IGNORE_NEW_LINES);
733    skip_blank_lines = flags & PHP_FILE_SKIP_EMPTY_LINES;
734
735    context = php_stream_context_from_zval(zcontext, flags & PHP_FILE_NO_DEFAULT_CONTEXT);
736
737    stream = php_stream_open_wrapper_ex(filename, "rb", (use_include_path ? USE_PATH : 0) | REPORT_ERRORS, NULL, context);
738    if (!stream) {
739        RETURN_FALSE;
740    }
741
742    /* Initialize return array */
743    array_init(return_value);
744
745    if ((target_buf = php_stream_copy_to_mem(stream, PHP_STREAM_COPY_ALL, 0)) != NULL) {
746        s = target_buf->val;
747        e = target_buf->val + target_buf->len;
748
749        if (!(p = (char*)php_stream_locate_eol(stream, target_buf))) {
750            p = e;
751            goto parse_eol;
752        }
753
754        if (stream->flags & PHP_STREAM_FLAG_EOL_MAC) {
755            eol_marker = '\r';
756        }
757
758        /* for performance reasons the code is duplicated, so that the if (include_new_line)
759         * will not need to be done for every single line in the file. */
760        if (include_new_line) {
761            do {
762                p++;
763parse_eol:
764                add_index_stringl(return_value, i++, s, p-s);
765                s = p;
766            } while ((p = memchr(p, eol_marker, (e-p))));
767        } else {
768            do {
769                int windows_eol = 0;
770                if (p != target_buf->val && eol_marker == '\n' && *(p - 1) == '\r') {
771                    windows_eol++;
772                }
773                if (skip_blank_lines && !(p-s-windows_eol)) {
774                    s = ++p;
775                    continue;
776                }
777                add_index_stringl(return_value, i++, s, p-s-windows_eol);
778                s = ++p;
779            } while ((p = memchr(p, eol_marker, (e-p))));
780        }
781
782        /* handle any left overs of files without new lines */
783        if (s != e) {
784            p = e;
785            goto parse_eol;
786        }
787    }
788
789    if (target_buf) {
790        zend_string_free(target_buf);
791    }
792    php_stream_close(stream);
793}
794/* }}} */
795
796/* {{{ proto string tempnam(string dir, string prefix)
797   Create a unique filename in a directory */
798PHP_FUNCTION(tempnam)
799{
800    char *dir, *prefix;
801    size_t dir_len, prefix_len;
802    zend_string *opened_path;
803    int fd;
804    zend_string *p;
805
806    if (zend_parse_parameters(ZEND_NUM_ARGS(), "pp", &dir, &dir_len, &prefix, &prefix_len) == FAILURE) {
807        return;
808    }
809
810    if (php_check_open_basedir(dir)) {
811        RETURN_FALSE;
812    }
813
814    p = php_basename(prefix, prefix_len, NULL, 0);
815    if (p->len > 64) {
816        p->val[63] = '\0';
817    }
818
819    RETVAL_FALSE;
820
821    if ((fd = php_open_temporary_fd_ex(dir, p->val, &opened_path, 1)) >= 0) {
822        close(fd);
823        RETVAL_STR(opened_path);
824    }
825    zend_string_release(p);
826}
827/* }}} */
828
829/* {{{ proto resource tmpfile(void)
830   Create a temporary file that will be deleted automatically after use */
831PHP_NAMED_FUNCTION(php_if_tmpfile)
832{
833    php_stream *stream;
834
835    if (zend_parse_parameters_none() == FAILURE) {
836        return;
837    }
838
839    stream = php_stream_fopen_tmpfile();
840
841    if (stream) {
842        php_stream_to_zval(stream, return_value);
843    } else {
844        RETURN_FALSE;
845    }
846}
847/* }}} */
848
849/* {{{ proto resource fopen(string filename, string mode [, bool use_include_path [, resource context]])
850   Open a file or a URL and return a file pointer */
851PHP_NAMED_FUNCTION(php_if_fopen)
852{
853    char *filename, *mode;
854    size_t filename_len, mode_len;
855    zend_bool use_include_path = 0;
856    zval *zcontext = NULL;
857    php_stream *stream;
858    php_stream_context *context = NULL;
859
860    if (zend_parse_parameters(ZEND_NUM_ARGS(), "ps|br", &filename, &filename_len, &mode, &mode_len, &use_include_path, &zcontext) == FAILURE) {
861        RETURN_FALSE;
862    }
863
864    context = php_stream_context_from_zval(zcontext, 0);
865
866    stream = php_stream_open_wrapper_ex(filename, mode, (use_include_path ? USE_PATH : 0) | REPORT_ERRORS, NULL, context);
867
868    if (stream == NULL) {
869        RETURN_FALSE;
870    }
871
872    php_stream_to_zval(stream, return_value);
873}
874/* }}} */
875
876/* {{{ proto bool fclose(resource fp)
877   Close an open file pointer */
878PHPAPI PHP_FUNCTION(fclose)
879{
880    zval *res;
881    php_stream *stream;
882
883#ifndef FAST_ZPP
884    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
885        RETURN_FALSE;
886    }
887#else
888    ZEND_PARSE_PARAMETERS_START(1, 1)
889        Z_PARAM_RESOURCE(res)
890    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);
891#endif
892
893    PHP_STREAM_TO_ZVAL(stream, res);
894
895    if ((stream->flags & PHP_STREAM_FLAG_NO_FCLOSE) != 0) {
896        php_error_docref(NULL, E_WARNING, "%pd is not a valid stream resource", stream->res->handle);
897        RETURN_FALSE;
898    }
899
900    php_stream_free(stream,
901        PHP_STREAM_FREE_KEEP_RSRC |
902        (stream->is_persistent ? PHP_STREAM_FREE_CLOSE_PERSISTENT : PHP_STREAM_FREE_CLOSE));
903
904    RETURN_TRUE;
905}
906/* }}} */
907
908/* {{{ proto resource popen(string command, string mode)
909   Execute a command and open either a read or a write pipe to it */
910PHP_FUNCTION(popen)
911{
912    char *command, *mode;
913    size_t command_len, mode_len;
914    FILE *fp;
915    php_stream *stream;
916    char *posix_mode;
917
918    if (zend_parse_parameters(ZEND_NUM_ARGS(), "ps", &command, &command_len, &mode, &mode_len) == FAILURE) {
919        return;
920    }
921
922    posix_mode = estrndup(mode, mode_len);
923#ifndef PHP_WIN32
924    {
925        char *z = memchr(posix_mode, 'b', mode_len);
926        if (z) {
927            memmove(z, z + 1, mode_len - (z - posix_mode));
928        }
929    }
930#endif
931
932    fp = VCWD_POPEN(command, posix_mode);
933    if (!fp) {
934        php_error_docref2(NULL, command, posix_mode, E_WARNING, "%s", strerror(errno));
935        efree(posix_mode);
936        RETURN_FALSE;
937    }
938
939    stream = php_stream_fopen_from_pipe(fp, mode);
940
941    if (stream == NULL) {
942        php_error_docref2(NULL, command, mode, E_WARNING, "%s", strerror(errno));
943        RETVAL_FALSE;
944    } else {
945        php_stream_to_zval(stream, return_value);
946    }
947
948    efree(posix_mode);
949}
950/* }}} */
951
952/* {{{ proto int pclose(resource fp)
953   Close a file pointer opened by popen() */
954PHP_FUNCTION(pclose)
955{
956    zval *res;
957    php_stream *stream;
958
959    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
960        RETURN_FALSE;
961    }
962
963    PHP_STREAM_TO_ZVAL(stream, res);
964
965    FG(pclose_wait) = 1;
966    zend_list_close(stream->res);
967    FG(pclose_wait) = 0;
968    RETURN_LONG(FG(pclose_ret));
969}
970/* }}} */
971
972/* {{{ proto bool feof(resource fp)
973   Test for end-of-file on a file pointer */
974PHPAPI PHP_FUNCTION(feof)
975{
976    zval *res;
977    php_stream *stream;
978
979    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
980        RETURN_FALSE;
981    }
982
983    PHP_STREAM_TO_ZVAL(stream, res);
984
985    if (php_stream_eof(stream)) {
986        RETURN_TRUE;
987    } else {
988        RETURN_FALSE;
989    }
990}
991/* }}} */
992
993/* {{{ proto string fgets(resource fp[, int length])
994   Get a line from file pointer */
995PHPAPI PHP_FUNCTION(fgets)
996{
997    zval *res;
998    zend_long len = 1024;
999    char *buf = NULL;
1000    int argc = ZEND_NUM_ARGS();
1001    size_t line_len = 0;
1002    php_stream *stream;
1003
1004    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r|l", &res, &len) == FAILURE) {
1005        RETURN_FALSE;
1006    }
1007
1008    PHP_STREAM_TO_ZVAL(stream, res);
1009
1010    if (argc == 1) {
1011        /* ask streams to give us a buffer of an appropriate size */
1012        buf = php_stream_get_line(stream, NULL, 0, &line_len);
1013        if (buf == NULL) {
1014            goto exit_failed;
1015        }
1016    } else if (argc > 1) {
1017        if (len <= 0) {
1018            php_error_docref(NULL, E_WARNING, "Length parameter must be greater than 0");
1019            RETURN_FALSE;
1020        }
1021
1022        buf = ecalloc(len + 1, sizeof(char));
1023        if (php_stream_get_line(stream, buf, len, &line_len) == NULL) {
1024            goto exit_failed;
1025        }
1026    }
1027
1028    /* resize buffer if it's much larger than the result.
1029     * Only needed if the user requested a buffer size. */
1030//??    if (argc > 1 && line_len < len / 2) {
1031//???
1032        ZVAL_STRINGL(return_value, buf, line_len);
1033        efree(buf);
1034//??    } else {
1035//???
1036//???       ZVAL_STRINGL(return_value, buf, line_len);
1037//???   efree(buf);
1038//???   }
1039    return;
1040
1041exit_failed:
1042    RETVAL_FALSE;
1043    if (buf) {
1044        efree(buf);
1045    }
1046}
1047/* }}} */
1048
1049/* {{{ proto string fgetc(resource fp)
1050   Get a character from file pointer */
1051PHPAPI PHP_FUNCTION(fgetc)
1052{
1053    zval *res;
1054    char buf[2];
1055    int result;
1056    php_stream *stream;
1057
1058    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
1059        RETURN_FALSE;
1060    }
1061
1062    PHP_STREAM_TO_ZVAL(stream, res);
1063
1064    result = php_stream_getc(stream);
1065
1066    if (result == EOF) {
1067        RETVAL_FALSE;
1068    } else {
1069        buf[0] = result;
1070        buf[1] = '\0';
1071
1072        RETURN_STRINGL(buf, 1);
1073    }
1074}
1075/* }}} */
1076
1077/* {{{ proto string fgetss(resource fp [, int length [, string allowable_tags]])
1078   Get a line from file pointer and strip HTML tags */
1079PHPAPI PHP_FUNCTION(fgetss)
1080{
1081    zval *fd;
1082    zend_long bytes = 0;
1083    size_t len = 0;
1084    size_t actual_len, retval_len;
1085    char *buf = NULL, *retval;
1086    php_stream *stream;
1087    zend_string *allowed = NULL;
1088    char *allowed_tags=NULL;
1089    size_t allowed_tags_len=0;
1090
1091    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r|lS", &fd, &bytes, &allowed) == FAILURE) {
1092        RETURN_FALSE;
1093    }
1094
1095    PHP_STREAM_TO_ZVAL(stream, fd);
1096
1097    if (ZEND_NUM_ARGS() >= 2) {
1098        if (bytes <= 0) {
1099            php_error_docref(NULL, E_WARNING, "Length parameter must be greater than 0");
1100            RETURN_FALSE;
1101        }
1102
1103        len = (size_t) bytes;
1104        buf = safe_emalloc(sizeof(char), (len + 1), 0);
1105        /*needed because recv doesnt set null char at end*/
1106        memset(buf, 0, len + 1);
1107    }
1108
1109    if ((retval = php_stream_get_line(stream, buf, len, &actual_len)) == NULL)  {
1110        if (buf != NULL) {
1111            efree(buf);
1112        }
1113        RETURN_FALSE;
1114    }
1115
1116    if (allowed != NULL) {
1117// TODO: reimplement to avoid reallocation ???
1118        if (IS_INTERNED(allowed)) {
1119            allowed_tags = estrndup(allowed->val, allowed->len);
1120            allowed_tags_len = allowed->len;
1121        } else {
1122            allowed_tags = allowed->val;
1123            allowed_tags_len = allowed->len;
1124        }
1125    }
1126
1127    retval_len = php_strip_tags(retval, actual_len, &stream->fgetss_state, allowed_tags, allowed_tags_len);
1128
1129// TODO: reimplement to avoid reallocation ???
1130    if (allowed && IS_INTERNED(allowed)) {
1131        efree(allowed_tags);
1132    }
1133
1134    // TODO: avoid reallocation ???
1135    RETVAL_STRINGL(retval, retval_len);
1136    efree(retval);
1137}
1138/* }}} */
1139
1140/* {{{ proto mixed fscanf(resource stream, string format [, string ...])
1141   Implements a mostly ANSI compatible fscanf() */
1142PHP_FUNCTION(fscanf)
1143{
1144    int result, argc = 0;
1145    size_t format_len;
1146    zval *args = NULL;
1147    zval *file_handle;
1148    char *buf, *format;
1149    size_t len;
1150    void *what;
1151
1152    if (zend_parse_parameters(ZEND_NUM_ARGS(), "rs*", &file_handle, &format, &format_len, &args, &argc) == FAILURE) {
1153        return;
1154    }
1155
1156    what = zend_fetch_resource2(Z_RES_P(file_handle), "File-Handle", php_file_le_stream(), php_file_le_pstream());
1157
1158    /* we can't do a ZEND_VERIFY_RESOURCE(what), otherwise we end up
1159     * with a leak if we have an invalid filehandle. This needs changing
1160     * if the code behind ZEND_VERIFY_RESOURCE changed. - cc */
1161    if (!what) {
1162        RETURN_FALSE;
1163    }
1164
1165    buf = php_stream_get_line((php_stream *) what, NULL, 0, &len);
1166    if (buf == NULL) {
1167        RETURN_FALSE;
1168    }
1169
1170    result = php_sscanf_internal(buf, format, argc, args, 0, return_value);
1171
1172    efree(buf);
1173
1174    if (SCAN_ERROR_WRONG_PARAM_COUNT == result) {
1175        WRONG_PARAM_COUNT;
1176    }
1177}
1178/* }}} */
1179
1180/* {{{ proto int fwrite(resource fp, string str [, int length])
1181   Binary-safe file write */
1182PHPAPI PHP_FUNCTION(fwrite)
1183{
1184    zval *res;
1185    char *input;
1186    size_t inputlen;
1187    size_t ret;
1188    size_t num_bytes;
1189    zend_long maxlen = 0;
1190    php_stream *stream;
1191
1192    if (zend_parse_parameters(ZEND_NUM_ARGS(), "rs|l", &res, &input, &inputlen, &maxlen) == FAILURE) {
1193        RETURN_FALSE;
1194    }
1195
1196    if (ZEND_NUM_ARGS() == 2) {
1197        num_bytes = inputlen;
1198    } else if (maxlen <= 0) {
1199        num_bytes = 0;
1200    } else {
1201        num_bytes = MIN((size_t) maxlen, inputlen);
1202    }
1203
1204    if (!num_bytes) {
1205        RETURN_LONG(0);
1206    }
1207
1208    PHP_STREAM_TO_ZVAL(stream, res);
1209
1210    ret = php_stream_write(stream, input, num_bytes);
1211
1212    RETURN_LONG(ret);
1213}
1214/* }}} */
1215
1216/* {{{ proto bool fflush(resource fp)
1217   Flushes output */
1218PHPAPI PHP_FUNCTION(fflush)
1219{
1220    zval *res;
1221    int ret;
1222    php_stream *stream;
1223
1224    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
1225        RETURN_FALSE;
1226    }
1227
1228    PHP_STREAM_TO_ZVAL(stream, res);
1229
1230    ret = php_stream_flush(stream);
1231    if (ret) {
1232        RETURN_FALSE;
1233    }
1234    RETURN_TRUE;
1235}
1236/* }}} */
1237
1238/* {{{ proto bool rewind(resource fp)
1239   Rewind the position of a file pointer */
1240PHPAPI PHP_FUNCTION(rewind)
1241{
1242    zval *res;
1243    php_stream *stream;
1244
1245    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
1246        RETURN_FALSE;
1247    }
1248
1249    PHP_STREAM_TO_ZVAL(stream, res);
1250
1251    if (-1 == php_stream_rewind(stream)) {
1252        RETURN_FALSE;
1253    }
1254    RETURN_TRUE;
1255}
1256/* }}} */
1257
1258/* {{{ proto int ftell(resource fp)
1259   Get file pointer's read/write position */
1260PHPAPI PHP_FUNCTION(ftell)
1261{
1262    zval *res;
1263    zend_long ret;
1264    php_stream *stream;
1265
1266    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
1267        RETURN_FALSE;
1268    }
1269
1270    PHP_STREAM_TO_ZVAL(stream, res);
1271
1272    ret = php_stream_tell(stream);
1273    if (ret == -1)  {
1274        RETURN_FALSE;
1275    }
1276    RETURN_LONG(ret);
1277}
1278/* }}} */
1279
1280/* {{{ proto int fseek(resource fp, int offset [, int whence])
1281   Seek on a file pointer */
1282PHPAPI PHP_FUNCTION(fseek)
1283{
1284    zval *res;
1285    zend_long offset, whence = SEEK_SET;
1286    php_stream *stream;
1287
1288    if (zend_parse_parameters(ZEND_NUM_ARGS(), "rl|l", &res, &offset, &whence) == FAILURE) {
1289        RETURN_FALSE;
1290    }
1291
1292    PHP_STREAM_TO_ZVAL(stream, res);
1293
1294    RETURN_LONG(php_stream_seek(stream, offset, (int) whence));
1295}
1296/* }}} */
1297
1298/* {{{ php_mkdir
1299*/
1300
1301/* DEPRECATED APIs: Use php_stream_mkdir() instead */
1302PHPAPI int php_mkdir_ex(const char *dir, zend_long mode, int options)
1303{
1304    int ret;
1305
1306    if (php_check_open_basedir(dir)) {
1307        return -1;
1308    }
1309
1310    if ((ret = VCWD_MKDIR(dir, (mode_t)mode)) < 0 && (options & REPORT_ERRORS)) {
1311        php_error_docref(NULL, E_WARNING, "%s", strerror(errno));
1312    }
1313
1314    return ret;
1315}
1316
1317PHPAPI int php_mkdir(const char *dir, zend_long mode)
1318{
1319    return php_mkdir_ex(dir, mode, REPORT_ERRORS);
1320}
1321/* }}} */
1322
1323/* {{{ proto bool mkdir(string pathname [, int mode [, bool recursive [, resource context]]])
1324   Create a directory */
1325PHP_FUNCTION(mkdir)
1326{
1327    char *dir;
1328    size_t dir_len;
1329    zval *zcontext = NULL;
1330    zend_long mode = 0777;
1331    zend_bool recursive = 0;
1332    php_stream_context *context;
1333
1334    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|lbr", &dir, &dir_len, &mode, &recursive, &zcontext) == FAILURE) {
1335        RETURN_FALSE;
1336    }
1337
1338    context = php_stream_context_from_zval(zcontext, 0);
1339
1340    RETURN_BOOL(php_stream_mkdir(dir, (int)mode, (recursive ? PHP_STREAM_MKDIR_RECURSIVE : 0) | REPORT_ERRORS, context));
1341}
1342/* }}} */
1343
1344/* {{{ proto bool rmdir(string dirname[, resource context])
1345   Remove a directory */
1346PHP_FUNCTION(rmdir)
1347{
1348    char *dir;
1349    size_t dir_len;
1350    zval *zcontext = NULL;
1351    php_stream_context *context;
1352
1353    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|r", &dir, &dir_len, &zcontext) == FAILURE) {
1354        RETURN_FALSE;
1355    }
1356
1357    context = php_stream_context_from_zval(zcontext, 0);
1358
1359    RETURN_BOOL(php_stream_rmdir(dir, REPORT_ERRORS, context));
1360}
1361/* }}} */
1362
1363/* {{{ proto int readfile(string filename [, bool use_include_path[, resource context]])
1364   Output a file or a URL */
1365PHP_FUNCTION(readfile)
1366{
1367    char *filename;
1368    size_t filename_len;
1369    size_t size = 0;
1370    zend_bool use_include_path = 0;
1371    zval *zcontext = NULL;
1372    php_stream *stream;
1373    php_stream_context *context = NULL;
1374
1375    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|br!", &filename, &filename_len, &use_include_path, &zcontext) == FAILURE) {
1376        RETURN_FALSE;
1377    }
1378
1379    context = php_stream_context_from_zval(zcontext, 0);
1380
1381    stream = php_stream_open_wrapper_ex(filename, "rb", (use_include_path ? USE_PATH : 0) | REPORT_ERRORS, NULL, context);
1382    if (stream) {
1383        size = php_stream_passthru(stream);
1384        php_stream_close(stream);
1385        RETURN_LONG(size);
1386    }
1387
1388    RETURN_FALSE;
1389}
1390/* }}} */
1391
1392/* {{{ proto int umask([int mask])
1393   Return or change the umask */
1394PHP_FUNCTION(umask)
1395{
1396    zend_long mask = 0;
1397    int oldumask;
1398
1399    oldumask = umask(077);
1400
1401    if (BG(umask) == -1) {
1402        BG(umask) = oldumask;
1403    }
1404
1405    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|l", &mask) == FAILURE) {
1406        RETURN_FALSE;
1407    }
1408
1409    if (ZEND_NUM_ARGS() == 0) {
1410        umask(oldumask);
1411    } else {
1412        umask((int) mask);
1413    }
1414
1415    RETURN_LONG(oldumask);
1416}
1417/* }}} */
1418
1419/* {{{ proto int fpassthru(resource fp)
1420   Output all remaining data from a file pointer */
1421PHPAPI PHP_FUNCTION(fpassthru)
1422{
1423    zval *res;
1424    size_t size;
1425    php_stream *stream;
1426
1427    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &res) == FAILURE) {
1428        RETURN_FALSE;
1429    }
1430
1431    PHP_STREAM_TO_ZVAL(stream, res);
1432
1433    size = php_stream_passthru(stream);
1434    RETURN_LONG(size);
1435}
1436/* }}} */
1437
1438/* {{{ proto bool rename(string old_name, string new_name[, resource context])
1439   Rename a file */
1440PHP_FUNCTION(rename)
1441{
1442    char *old_name, *new_name;
1443    size_t old_name_len, new_name_len;
1444    zval *zcontext = NULL;
1445    php_stream_wrapper *wrapper;
1446    php_stream_context *context;
1447
1448    if (zend_parse_parameters(ZEND_NUM_ARGS(), "pp|r", &old_name, &old_name_len, &new_name, &new_name_len, &zcontext) == FAILURE) {
1449        RETURN_FALSE;
1450    }
1451
1452    wrapper = php_stream_locate_url_wrapper(old_name, NULL, 0);
1453
1454    if (!wrapper || !wrapper->wops) {
1455        php_error_docref(NULL, E_WARNING, "Unable to locate stream wrapper");
1456        RETURN_FALSE;
1457    }
1458
1459    if (!wrapper->wops->rename) {
1460        php_error_docref(NULL, E_WARNING, "%s wrapper does not support renaming", wrapper->wops->label ? wrapper->wops->label : "Source");
1461        RETURN_FALSE;
1462    }
1463
1464    if (wrapper != php_stream_locate_url_wrapper(new_name, NULL, 0)) {
1465        php_error_docref(NULL, E_WARNING, "Cannot rename a file across wrapper types");
1466        RETURN_FALSE;
1467    }
1468
1469    context = php_stream_context_from_zval(zcontext, 0);
1470
1471    RETURN_BOOL(wrapper->wops->rename(wrapper, old_name, new_name, 0, context));
1472}
1473/* }}} */
1474
1475/* {{{ proto bool unlink(string filename[, context context])
1476   Delete a file */
1477PHP_FUNCTION(unlink)
1478{
1479    char *filename;
1480    size_t filename_len;
1481    php_stream_wrapper *wrapper;
1482    zval *zcontext = NULL;
1483    php_stream_context *context = NULL;
1484
1485    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p|r", &filename, &filename_len, &zcontext) == FAILURE) {
1486        RETURN_FALSE;
1487    }
1488
1489    context = php_stream_context_from_zval(zcontext, 0);
1490
1491    wrapper = php_stream_locate_url_wrapper(filename, NULL, 0);
1492
1493    if (!wrapper || !wrapper->wops) {
1494        php_error_docref(NULL, E_WARNING, "Unable to locate stream wrapper");
1495        RETURN_FALSE;
1496    }
1497
1498    if (!wrapper->wops->unlink) {
1499        php_error_docref(NULL, E_WARNING, "%s does not allow unlinking", wrapper->wops->label ? wrapper->wops->label : "Wrapper");
1500        RETURN_FALSE;
1501    }
1502    RETURN_BOOL(wrapper->wops->unlink(wrapper, filename, REPORT_ERRORS, context));
1503}
1504/* }}} */
1505
1506/* {{{ proto bool ftruncate(resource fp, int size)
1507   Truncate file to 'size' length */
1508PHP_NAMED_FUNCTION(php_if_ftruncate)
1509{
1510    zval *fp;
1511    zend_long size;
1512    php_stream *stream;
1513
1514    if (zend_parse_parameters(ZEND_NUM_ARGS(), "rl", &fp, &size) == FAILURE) {
1515        RETURN_FALSE;
1516    }
1517
1518    PHP_STREAM_TO_ZVAL(stream, fp);
1519
1520    if (!php_stream_truncate_supported(stream)) {
1521        php_error_docref(NULL, E_WARNING, "Can't truncate this stream!");
1522        RETURN_FALSE;
1523    }
1524
1525    RETURN_BOOL(0 == php_stream_truncate_set_size(stream, size));
1526}
1527/* }}} */
1528
1529/* {{{ proto array fstat(resource fp)
1530   Stat() on a filehandle */
1531PHP_NAMED_FUNCTION(php_if_fstat)
1532{
1533    zval *fp;
1534    zval stat_dev, stat_ino, stat_mode, stat_nlink, stat_uid, stat_gid, stat_rdev,
1535         stat_size, stat_atime, stat_mtime, stat_ctime, stat_blksize, stat_blocks;
1536    php_stream *stream;
1537    php_stream_statbuf stat_ssb;
1538    char *stat_sb_names[13] = {
1539        "dev", "ino", "mode", "nlink", "uid", "gid", "rdev",
1540        "size", "atime", "mtime", "ctime", "blksize", "blocks"
1541    };
1542
1543    if (zend_parse_parameters(ZEND_NUM_ARGS(), "r", &fp) == FAILURE) {
1544        RETURN_FALSE;
1545    }
1546
1547    PHP_STREAM_TO_ZVAL(stream, fp);
1548
1549    if (php_stream_stat(stream, &stat_ssb)) {
1550        RETURN_FALSE;
1551    }
1552
1553    array_init(return_value);
1554
1555    ZVAL_LONG(&stat_dev, stat_ssb.sb.st_dev);
1556    ZVAL_LONG(&stat_ino, stat_ssb.sb.st_ino);
1557    ZVAL_LONG(&stat_mode, stat_ssb.sb.st_mode);
1558    ZVAL_LONG(&stat_nlink, stat_ssb.sb.st_nlink);
1559    ZVAL_LONG(&stat_uid, stat_ssb.sb.st_uid);
1560    ZVAL_LONG(&stat_gid, stat_ssb.sb.st_gid);
1561#ifdef HAVE_ST_RDEV
1562# ifdef PHP_WIN32
1563    /* It is unsigned, so if a negative came from userspace, it'll
1564       convert to UINT_MAX, but we wan't to keep the userspace value.
1565       Almost the same as in php_fstat. This is ugly, but otherwise
1566       we would have to maintain a fully compatible struct stat. */
1567    if ((int)stat_ssb.sb.st_rdev < 0) {
1568        ZVAL_LONG(&stat_rdev, (int)stat_ssb.sb.st_rdev);
1569    } else {
1570        ZVAL_LONG(&stat_rdev, stat_ssb.sb.st_rdev);
1571    }
1572# else
1573    ZVAL_LONG(&stat_rdev, stat_ssb.sb.st_rdev);
1574# endif
1575#else
1576    ZVAL_LONG(&stat_rdev, -1);
1577#endif
1578    ZVAL_LONG(&stat_size, stat_ssb.sb.st_size);
1579    ZVAL_LONG(&stat_atime, stat_ssb.sb.st_atime);
1580    ZVAL_LONG(&stat_mtime, stat_ssb.sb.st_mtime);
1581    ZVAL_LONG(&stat_ctime, stat_ssb.sb.st_ctime);
1582#ifdef HAVE_ST_BLKSIZE
1583    ZVAL_LONG(&stat_blksize, stat_ssb.sb.st_blksize);
1584#else
1585    ZVAL_LONG(&stat_blksize,-1);
1586#endif
1587#ifdef HAVE_ST_BLOCKS
1588    ZVAL_LONG(&stat_blocks, stat_ssb.sb.st_blocks);
1589#else
1590    ZVAL_LONG(&stat_blocks,-1);
1591#endif
1592    /* Store numeric indexes in proper order */
1593    zend_hash_next_index_insert(HASH_OF(return_value), &stat_dev);
1594    zend_hash_next_index_insert(HASH_OF(return_value), &stat_ino);
1595    zend_hash_next_index_insert(HASH_OF(return_value), &stat_mode);
1596    zend_hash_next_index_insert(HASH_OF(return_value), &stat_nlink);
1597    zend_hash_next_index_insert(HASH_OF(return_value), &stat_uid);
1598    zend_hash_next_index_insert(HASH_OF(return_value), &stat_gid);
1599    zend_hash_next_index_insert(HASH_OF(return_value), &stat_rdev);
1600    zend_hash_next_index_insert(HASH_OF(return_value), &stat_size);
1601    zend_hash_next_index_insert(HASH_OF(return_value), &stat_atime);
1602    zend_hash_next_index_insert(HASH_OF(return_value), &stat_mtime);
1603    zend_hash_next_index_insert(HASH_OF(return_value), &stat_ctime);
1604    zend_hash_next_index_insert(HASH_OF(return_value), &stat_blksize);
1605    zend_hash_next_index_insert(HASH_OF(return_value), &stat_blocks);
1606
1607    /* Store string indexes referencing the same zval*/
1608    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[0], strlen(stat_sb_names[0]), &stat_dev);
1609    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[1], strlen(stat_sb_names[1]), &stat_ino);
1610    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[2], strlen(stat_sb_names[2]), &stat_mode);
1611    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[3], strlen(stat_sb_names[3]), &stat_nlink);
1612    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[4], strlen(stat_sb_names[4]), &stat_uid);
1613    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[5], strlen(stat_sb_names[5]), &stat_gid);
1614    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[6], strlen(stat_sb_names[6]), &stat_rdev);
1615    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[7], strlen(stat_sb_names[7]), &stat_size);
1616    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[8], strlen(stat_sb_names[8]), &stat_atime);
1617    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[9], strlen(stat_sb_names[9]), &stat_mtime);
1618    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[10], strlen(stat_sb_names[10]), &stat_ctime);
1619    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[11], strlen(stat_sb_names[11]), &stat_blksize);
1620    zend_hash_str_update(HASH_OF(return_value), stat_sb_names[12], strlen(stat_sb_names[12]), &stat_blocks);
1621}
1622/* }}} */
1623
1624/* {{{ proto bool copy(string source_file, string destination_file [, resource context])
1625   Copy a file */
1626PHP_FUNCTION(copy)
1627{
1628    char *source, *target;
1629    size_t source_len, target_len;
1630    zval *zcontext = NULL;
1631    php_stream_context *context;
1632
1633    if (zend_parse_parameters(ZEND_NUM_ARGS(), "pp|r", &source, &source_len, &target, &target_len, &zcontext) == FAILURE) {
1634        return;
1635    }
1636
1637    if (php_check_open_basedir(source)) {
1638        RETURN_FALSE;
1639    }
1640
1641    context = php_stream_context_from_zval(zcontext, 0);
1642
1643    if (php_copy_file_ctx(source, target, 0, context) == SUCCESS) {
1644        RETURN_TRUE;
1645    } else {
1646        RETURN_FALSE;
1647    }
1648}
1649/* }}} */
1650
1651/* {{{ php_copy_file
1652 */
1653PHPAPI int php_copy_file(const char *src, const char *dest)
1654{
1655    return php_copy_file_ctx(src, dest, 0, NULL);
1656}
1657/* }}} */
1658
1659/* {{{ php_copy_file_ex
1660 */
1661PHPAPI int php_copy_file_ex(const char *src, const char *dest, int src_flg)
1662{
1663    return php_copy_file_ctx(src, dest, src_flg, NULL);
1664}
1665/* }}} */
1666
1667/* {{{ php_copy_file_ctx
1668 */
1669PHPAPI int php_copy_file_ctx(const char *src, const char *dest, int src_flg, php_stream_context *ctx)
1670{
1671    php_stream *srcstream = NULL, *deststream = NULL;
1672    int ret = FAILURE;
1673    php_stream_statbuf src_s, dest_s;
1674
1675    switch (php_stream_stat_path_ex(src, 0, &src_s, ctx)) {
1676        case -1:
1677            /* non-statable stream */
1678            goto safe_to_copy;
1679            break;
1680        case 0:
1681            break;
1682        default: /* failed to stat file, does not exist? */
1683            return ret;
1684    }
1685    if (S_ISDIR(src_s.sb.st_mode)) {
1686        php_error_docref(NULL, E_WARNING, "The first argument to copy() function cannot be a directory");
1687        return FAILURE;
1688    }
1689
1690    switch (php_stream_stat_path_ex(dest, PHP_STREAM_URL_STAT_QUIET | PHP_STREAM_URL_STAT_NOCACHE, &dest_s, ctx)) {
1691        case -1:
1692            /* non-statable stream */
1693            goto safe_to_copy;
1694            break;
1695        case 0:
1696            break;
1697        default: /* failed to stat file, does not exist? */
1698            return ret;
1699    }
1700    if (S_ISDIR(dest_s.sb.st_mode)) {
1701        php_error_docref(NULL, E_WARNING, "The second argument to copy() function cannot be a directory");
1702        return FAILURE;
1703    }
1704    if (!src_s.sb.st_ino || !dest_s.sb.st_ino) {
1705        goto no_stat;
1706    }
1707    if (src_s.sb.st_ino == dest_s.sb.st_ino && src_s.sb.st_dev == dest_s.sb.st_dev) {
1708        return ret;
1709    } else {
1710        goto safe_to_copy;
1711    }
1712no_stat:
1713    {
1714        char *sp, *dp;
1715        int res;
1716
1717        if ((sp = expand_filepath(src, NULL)) == NULL) {
1718            return ret;
1719        }
1720        if ((dp = expand_filepath(dest, NULL)) == NULL) {
1721            efree(sp);
1722            goto safe_to_copy;
1723        }
1724
1725        res =
1726#ifndef PHP_WIN32
1727            !strcmp(sp, dp);
1728#else
1729            !strcasecmp(sp, dp);
1730#endif
1731
1732        efree(sp);
1733        efree(dp);
1734        if (res) {
1735            return ret;
1736        }
1737    }
1738safe_to_copy:
1739
1740    srcstream = php_stream_open_wrapper_ex(src, "rb", src_flg | REPORT_ERRORS, NULL, ctx);
1741
1742    if (!srcstream) {
1743        return ret;
1744    }
1745
1746    deststream = php_stream_open_wrapper_ex(dest, "wb", REPORT_ERRORS, NULL, ctx);
1747
1748    if (srcstream && deststream) {
1749        ret = php_stream_copy_to_stream_ex(srcstream, deststream, PHP_STREAM_COPY_ALL, NULL);
1750    }
1751    if (srcstream) {
1752        php_stream_close(srcstream);
1753    }
1754    if (deststream) {
1755        php_stream_close(deststream);
1756    }
1757    return ret;
1758}
1759/* }}} */
1760
1761/* {{{ proto string fread(resource fp, int length)
1762   Binary-safe file read */
1763PHPAPI PHP_FUNCTION(fread)
1764{
1765    zval *res;
1766    zend_long len;
1767    php_stream *stream;
1768
1769    if (zend_parse_parameters(ZEND_NUM_ARGS(), "rl", &res, &len) == FAILURE) {
1770        RETURN_FALSE;
1771    }
1772
1773    PHP_STREAM_TO_ZVAL(stream, res);
1774
1775    if (len <= 0) {
1776        php_error_docref(NULL, E_WARNING, "Length parameter must be greater than 0");
1777        RETURN_FALSE;
1778    }
1779
1780    ZVAL_NEW_STR(return_value, zend_string_alloc(len, 0));
1781    Z_STRLEN_P(return_value) = php_stream_read(stream, Z_STRVAL_P(return_value), len);
1782
1783    /* needed because recv/read/gzread doesnt put a null at the end*/
1784    Z_STRVAL_P(return_value)[Z_STRLEN_P(return_value)] = 0;
1785}
1786/* }}} */
1787
1788static const char *php_fgetcsv_lookup_trailing_spaces(const char *ptr, size_t len, const char delimiter) /* {{{ */
1789{
1790    int inc_len;
1791    unsigned char last_chars[2] = { 0, 0 };
1792
1793    while (len > 0) {
1794        inc_len = (*ptr == '\0' ? 1 : php_mblen(ptr, len));
1795        switch (inc_len) {
1796            case -2:
1797            case -1:
1798                inc_len = 1;
1799                php_mb_reset();
1800                break;
1801            case 0:
1802                goto quit_loop;
1803            case 1:
1804            default:
1805                last_chars[0] = last_chars[1];
1806                last_chars[1] = *ptr;
1807                break;
1808        }
1809        ptr += inc_len;
1810        len -= inc_len;
1811    }
1812quit_loop:
1813    switch (last_chars[1]) {
1814        case '\n':
1815            if (last_chars[0] == '\r') {
1816                return ptr - 2;
1817            }
1818            /* break is omitted intentionally */
1819        case '\r':
1820            return ptr - 1;
1821    }
1822    return ptr;
1823}
1824/* }}} */
1825
1826#define FPUTCSV_FLD_CHK(c) memchr(field_str->val, c, field_str->len)
1827
1828/* {{{ proto int fputcsv(resource fp, array fields [, string delimiter [, string enclosure [, string escape_char]]])
1829   Format line as CSV and write to file pointer */
1830PHP_FUNCTION(fputcsv)
1831{
1832    char delimiter = ',';    /* allow this to be set as parameter */
1833    char enclosure = '"';    /* allow this to be set as parameter */
1834    char escape_char = '\\'; /* allow this to be set as parameter */
1835    php_stream *stream;
1836    zval *fp = NULL, *fields = NULL;
1837    size_t ret;
1838    char *delimiter_str = NULL, *enclosure_str = NULL, *escape_str = NULL;
1839    size_t delimiter_str_len = 0, enclosure_str_len = 0, escape_str_len = 0;
1840
1841    if (zend_parse_parameters(ZEND_NUM_ARGS(), "ra|sss",
1842            &fp, &fields, &delimiter_str, &delimiter_str_len,
1843            &enclosure_str, &enclosure_str_len,
1844            &escape_str, &escape_str_len) == FAILURE) {
1845        return;
1846    }
1847
1848    if (delimiter_str != NULL) {
1849        /* Make sure that there is at least one character in string */
1850        if (delimiter_str_len < 1) {
1851            php_error_docref(NULL, E_WARNING, "delimiter must be a character");
1852            RETURN_FALSE;
1853        } else if (delimiter_str_len > 1) {
1854            php_error_docref(NULL, E_NOTICE, "delimiter must be a single character");
1855        }
1856
1857        /* use first character from string */
1858        delimiter = *delimiter_str;
1859    }
1860
1861    if (enclosure_str != NULL) {
1862        if (enclosure_str_len < 1) {
1863            php_error_docref(NULL, E_WARNING, "enclosure must be a character");
1864            RETURN_FALSE;
1865        } else if (enclosure_str_len > 1) {
1866            php_error_docref(NULL, E_NOTICE, "enclosure must be a single character");
1867        }
1868        /* use first character from string */
1869        enclosure = *enclosure_str;
1870    }
1871
1872    if (escape_str != NULL) {
1873        if (escape_str_len < 1) {
1874            php_error_docref(NULL, E_WARNING, "escape must be a character");
1875            RETURN_FALSE;
1876        } else if (escape_str_len > 1) {
1877            php_error_docref(NULL, E_NOTICE, "escape must be a single character");
1878        }
1879        /* use first character from string */
1880        escape_char = *escape_str;
1881    }
1882
1883    PHP_STREAM_TO_ZVAL(stream, fp);
1884
1885    ret = php_fputcsv(stream, fields, delimiter, enclosure, escape_char);
1886    RETURN_LONG(ret);
1887}
1888/* }}} */
1889
1890/* {{{ PHPAPI size_t php_fputcsv(php_stream *stream, zval *fields, char delimiter, char enclosure, char escape_char) */
1891PHPAPI size_t php_fputcsv(php_stream *stream, zval *fields, char delimiter, char enclosure, char escape_char)
1892{
1893    int count, i = 0;
1894    size_t ret;
1895    zval *field_tmp;
1896    smart_str csvline = {0};
1897
1898    count = zend_hash_num_elements(Z_ARRVAL_P(fields));
1899    ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(fields), field_tmp) {
1900        zend_string *field_str = zval_get_string(field_tmp);
1901
1902        /* enclose a field that contains a delimiter, an enclosure character, or a newline */
1903        if (FPUTCSV_FLD_CHK(delimiter) ||
1904            FPUTCSV_FLD_CHK(enclosure) ||
1905            FPUTCSV_FLD_CHK(escape_char) ||
1906            FPUTCSV_FLD_CHK('\n') ||
1907            FPUTCSV_FLD_CHK('\r') ||
1908            FPUTCSV_FLD_CHK('\t') ||
1909            FPUTCSV_FLD_CHK(' ')
1910        ) {
1911            char *ch = field_str->val;
1912            char *end = ch + field_str->len;
1913            int escaped = 0;
1914
1915            smart_str_appendc(&csvline, enclosure);
1916            while (ch < end) {
1917                if (*ch == escape_char) {
1918                    escaped = 1;
1919                } else if (!escaped && *ch == enclosure) {
1920                    smart_str_appendc(&csvline, enclosure);
1921                } else {
1922                    escaped = 0;
1923                }
1924                smart_str_appendc(&csvline, *ch);
1925                ch++;
1926            }
1927            smart_str_appendc(&csvline, enclosure);
1928        } else {
1929            smart_str_append(&csvline, field_str);
1930        }
1931
1932        if (++i != count) {
1933            smart_str_appendl(&csvline, &delimiter, 1);
1934        }
1935        zend_string_release(field_str);
1936    } ZEND_HASH_FOREACH_END();
1937
1938    smart_str_appendc(&csvline, '\n');
1939    smart_str_0(&csvline);
1940
1941    ret = php_stream_write(stream, csvline.s->val, csvline.s->len);
1942
1943    smart_str_free(&csvline);
1944
1945    return ret;
1946}
1947/* }}} */
1948
1949/* {{{ proto array fgetcsv(resource fp [,int length [, string delimiter [, string enclosure [, string escape]]]])
1950   Get line from file pointer and parse for CSV fields */
1951PHP_FUNCTION(fgetcsv)
1952{
1953    char delimiter = ',';   /* allow this to be set as parameter */
1954    char enclosure = '"';   /* allow this to be set as parameter */
1955    char escape = '\\';
1956
1957    /* first section exactly as php_fgetss */
1958
1959    zend_long len = 0;
1960    size_t buf_len;
1961    char *buf;
1962    php_stream *stream;
1963
1964    {
1965        zval *fd, *len_zv = NULL;
1966        char *delimiter_str = NULL;
1967        size_t delimiter_str_len = 0;
1968        char *enclosure_str = NULL;
1969        size_t enclosure_str_len = 0;
1970        char *escape_str = NULL;
1971        size_t escape_str_len = 0;
1972
1973        if (zend_parse_parameters(ZEND_NUM_ARGS(), "r|zsss",
1974            &fd, &len_zv, &delimiter_str, &delimiter_str_len,
1975            &enclosure_str, &enclosure_str_len,
1976            &escape_str, &escape_str_len) == FAILURE
1977        ) {
1978            return;
1979        }
1980
1981        if (delimiter_str != NULL) {
1982            /* Make sure that there is at least one character in string */
1983            if (delimiter_str_len < 1) {
1984                php_error_docref(NULL, E_WARNING, "delimiter must be a character");
1985                RETURN_FALSE;
1986            } else if (delimiter_str_len > 1) {
1987                php_error_docref(NULL, E_NOTICE, "delimiter must be a single character");
1988            }
1989
1990            /* use first character from string */
1991            delimiter = delimiter_str[0];
1992        }
1993
1994        if (enclosure_str != NULL) {
1995            if (enclosure_str_len < 1) {
1996                php_error_docref(NULL, E_WARNING, "enclosure must be a character");
1997                RETURN_FALSE;
1998            } else if (enclosure_str_len > 1) {
1999                php_error_docref(NULL, E_NOTICE, "enclosure must be a single character");
2000            }
2001
2002            /* use first character from string */
2003            enclosure = enclosure_str[0];
2004        }
2005
2006        if (escape_str != NULL) {
2007            if (escape_str_len < 1) {
2008                php_error_docref(NULL, E_WARNING, "escape must be character");
2009                RETURN_FALSE;
2010            } else if (escape_str_len > 1) {
2011                php_error_docref(NULL, E_NOTICE, "escape must be a single character");
2012            }
2013
2014            escape = escape_str[0];
2015        }
2016
2017        if (len_zv != NULL && Z_TYPE_P(len_zv) != IS_NULL) {
2018            len = zval_get_long(len_zv);
2019            if (len < 0) {
2020                php_error_docref(NULL, E_WARNING, "Length parameter may not be negative");
2021                RETURN_FALSE;
2022            } else if (len == 0) {
2023                len = -1;
2024            }
2025        } else {
2026            len = -1;
2027        }
2028
2029        PHP_STREAM_TO_ZVAL(stream, fd);
2030    }
2031
2032    if (len < 0) {
2033        if ((buf = php_stream_get_line(stream, NULL, 0, &buf_len)) == NULL) {
2034            RETURN_FALSE;
2035        }
2036    } else {
2037        buf = emalloc(len + 1);
2038        if (php_stream_get_line(stream, buf, len + 1, &buf_len) == NULL) {
2039            efree(buf);
2040            RETURN_FALSE;
2041        }
2042    }
2043
2044    php_fgetcsv(stream, delimiter, enclosure, escape, buf_len, buf, return_value);
2045}
2046/* }}} */
2047
2048PHPAPI void php_fgetcsv(php_stream *stream, char delimiter, char enclosure, char escape_char, size_t buf_len, char *buf, zval *return_value) /* {{{ */
2049{
2050    char *temp, *tptr, *bptr, *line_end, *limit;
2051    size_t temp_len, line_end_len;
2052    int inc_len;
2053    zend_bool first_field = 1;
2054
2055    /* initialize internal state */
2056    php_mb_reset();
2057
2058    /* Now into new section that parses buf for delimiter/enclosure fields */
2059
2060    /* Strip trailing space from buf, saving end of line in case required for enclosure field */
2061
2062    bptr = buf;
2063    tptr = (char *)php_fgetcsv_lookup_trailing_spaces(buf, buf_len, delimiter);
2064    line_end_len = buf_len - (size_t)(tptr - buf);
2065    line_end = limit = tptr;
2066
2067    /* reserve workspace for building each individual field */
2068    temp_len = buf_len;
2069    temp = emalloc(temp_len + line_end_len + 1);
2070
2071    /* Initialize return array */
2072    array_init(return_value);
2073
2074    /* Main loop to read CSV fields */
2075    /* NB this routine will return a single null entry for a blank line */
2076
2077    do {
2078        char *comp_end, *hunk_begin;
2079
2080        tptr = temp;
2081
2082        inc_len = (bptr < limit ? (*bptr == '\0' ? 1 : php_mblen(bptr, limit - bptr)): 0);
2083        if (inc_len == 1) {
2084            char *tmp = bptr;
2085            while ((*tmp != delimiter) && isspace((int)*(unsigned char *)tmp)) {
2086                tmp++;
2087            }
2088            if (*tmp == enclosure) {
2089                bptr = tmp;
2090            }
2091        }
2092
2093        if (first_field && bptr == line_end) {
2094            add_next_index_null(return_value);
2095            break;
2096        }
2097        first_field = 0;
2098        /* 2. Read field, leaving bptr pointing at start of next field */
2099        if (inc_len != 0 && *bptr == enclosure) {
2100            int state = 0;
2101
2102            bptr++; /* move on to first character in field */
2103            hunk_begin = bptr;
2104
2105            /* 2A. handle enclosure delimited field */
2106            for (;;) {
2107                switch (inc_len) {
2108                    case 0:
2109                        switch (state) {
2110                            case 2:
2111                                memcpy(tptr, hunk_begin, bptr - hunk_begin - 1);
2112                                tptr += (bptr - hunk_begin - 1);
2113                                hunk_begin = bptr;
2114                                goto quit_loop_2;
2115
2116                            case 1:
2117                                memcpy(tptr, hunk_begin, bptr - hunk_begin);
2118                                tptr += (bptr - hunk_begin);
2119                                hunk_begin = bptr;
2120                                /* break is omitted intentionally */
2121
2122                            case 0: {
2123                                char *new_buf;
2124                                size_t new_len;
2125                                char *new_temp;
2126
2127                                if (hunk_begin != line_end) {
2128                                    memcpy(tptr, hunk_begin, bptr - hunk_begin);
2129                                    tptr += (bptr - hunk_begin);
2130                                    hunk_begin = bptr;
2131                                }
2132
2133                                /* add the embedded line end to the field */
2134                                memcpy(tptr, line_end, line_end_len);
2135                                tptr += line_end_len;
2136
2137                                if (stream == NULL) {
2138                                    goto quit_loop_2;
2139                                } else if ((new_buf = php_stream_get_line(stream, NULL, 0, &new_len)) == NULL) {
2140                                    /* we've got an unterminated enclosure,
2141                                     * assign all the data from the start of
2142                                     * the enclosure to end of data to the
2143                                     * last element */
2144                                    if ((size_t)temp_len > (size_t)(limit - buf)) {
2145                                        goto quit_loop_2;
2146                                    }
2147                                    zval_dtor(return_value);
2148                                    RETVAL_FALSE;
2149                                    goto out;
2150                                }
2151                                temp_len += new_len;
2152                                new_temp = erealloc(temp, temp_len);
2153                                tptr = new_temp + (size_t)(tptr - temp);
2154                                temp = new_temp;
2155
2156                                efree(buf);
2157                                buf_len = new_len;
2158                                bptr = buf = new_buf;
2159                                hunk_begin = buf;
2160
2161                                line_end = limit = (char *)php_fgetcsv_lookup_trailing_spaces(buf, buf_len, delimiter);
2162                                line_end_len = buf_len - (size_t)(limit - buf);
2163
2164                                state = 0;
2165                            } break;
2166                        }
2167                        break;
2168
2169                    case -2:
2170                    case -1:
2171                        php_mb_reset();
2172                        /* break is omitted intentionally */
2173                    case 1:
2174                        /* we need to determine if the enclosure is
2175                         * 'real' or is it escaped */
2176                        switch (state) {
2177                            case 1: /* escaped */
2178                                bptr++;
2179                                state = 0;
2180                                break;
2181                            case 2: /* embedded enclosure ? let's check it */
2182                                if (*bptr != enclosure) {
2183                                    /* real enclosure */
2184                                    memcpy(tptr, hunk_begin, bptr - hunk_begin - 1);
2185                                    tptr += (bptr - hunk_begin - 1);
2186                                    hunk_begin = bptr;
2187                                    goto quit_loop_2;
2188                                }
2189                                memcpy(tptr, hunk_begin, bptr - hunk_begin);
2190                                tptr += (bptr - hunk_begin);
2191                                bptr++;
2192                                hunk_begin = bptr;
2193                                state = 0;
2194                                break;
2195                            default:
2196                                if (*bptr == enclosure) {
2197                                    state = 2;
2198                                } else if (*bptr == escape_char) {
2199                                    state = 1;
2200                                }
2201                                bptr++;
2202                                break;
2203                        }
2204                        break;
2205
2206                    default:
2207                        switch (state) {
2208                            case 2:
2209                                /* real enclosure */
2210                                memcpy(tptr, hunk_begin, bptr - hunk_begin - 1);
2211                                tptr += (bptr - hunk_begin - 1);
2212                                hunk_begin = bptr;
2213                                goto quit_loop_2;
2214                            case 1:
2215                                bptr += inc_len;
2216                                memcpy(tptr, hunk_begin, bptr - hunk_begin);
2217                                tptr += (bptr - hunk_begin);
2218                                hunk_begin = bptr;
2219                                break;
2220                            default:
2221                                bptr += inc_len;
2222                                break;
2223                        }
2224                        break;
2225                }
2226                inc_len = (bptr < limit ? (*bptr == '\0' ? 1 : php_mblen(bptr, limit - bptr)): 0);
2227            }
2228
2229        quit_loop_2:
2230            /* look up for a delimiter */
2231            for (;;) {
2232                switch (inc_len) {
2233                    case 0:
2234                        goto quit_loop_3;
2235
2236                    case -2:
2237                    case -1:
2238                        inc_len = 1;
2239                        php_mb_reset();
2240                        /* break is omitted intentionally */
2241                    case 1:
2242                        if (*bptr == delimiter) {
2243                            goto quit_loop_3;
2244                        }
2245                        break;
2246                    default:
2247                        break;
2248                }
2249                bptr += inc_len;
2250                inc_len = (bptr < limit ? (*bptr == '\0' ? 1 : php_mblen(bptr, limit - bptr)): 0);
2251            }
2252
2253        quit_loop_3:
2254            memcpy(tptr, hunk_begin, bptr - hunk_begin);
2255            tptr += (bptr - hunk_begin);
2256            bptr += inc_len;
2257            comp_end = tptr;
2258        } else {
2259            /* 2B. Handle non-enclosure field */
2260
2261            hunk_begin = bptr;
2262
2263            for (;;) {
2264                switch (inc_len) {
2265                    case 0:
2266                        goto quit_loop_4;
2267                    case -2:
2268                    case -1:
2269                        inc_len = 1;
2270                        php_mb_reset();
2271                        /* break is omitted intentionally */
2272                    case 1:
2273                        if (*bptr == delimiter) {
2274                            goto quit_loop_4;
2275                        }
2276                        break;
2277                    default:
2278                        break;
2279                }
2280                bptr += inc_len;
2281                inc_len = (bptr < limit ? (*bptr == '\0' ? 1 : php_mblen(bptr, limit - bptr)): 0);
2282            }
2283        quit_loop_4:
2284            memcpy(tptr, hunk_begin, bptr - hunk_begin);
2285            tptr += (bptr - hunk_begin);
2286
2287            comp_end = (char *)php_fgetcsv_lookup_trailing_spaces(temp, tptr - temp, delimiter);
2288            if (*bptr == delimiter) {
2289                bptr++;
2290            }
2291        }
2292
2293        /* 3. Now pass our field back to php */
2294        *comp_end = '\0';
2295        add_next_index_stringl(return_value, temp, comp_end - temp);
2296    } while (inc_len > 0);
2297
2298out:
2299    efree(temp);
2300    if (stream) {
2301        efree(buf);
2302    }
2303}
2304/* }}} */
2305
2306#if (!defined(__BEOS__) && !defined(NETWARE) && HAVE_REALPATH) || defined(ZTS)
2307/* {{{ proto string realpath(string path)
2308   Return the resolved path */
2309PHP_FUNCTION(realpath)
2310{
2311    char *filename;
2312    size_t filename_len;
2313    char resolved_path_buff[MAXPATHLEN];
2314
2315#ifndef FAST_ZPP
2316    if (zend_parse_parameters(ZEND_NUM_ARGS(), "p", &filename, &filename_len) == FAILURE) {
2317        return;
2318    }
2319#else
2320    ZEND_PARSE_PARAMETERS_START(1, 1)
2321        Z_PARAM_PATH(filename, filename_len)
2322    ZEND_PARSE_PARAMETERS_END();
2323#endif
2324
2325    if (VCWD_REALPATH(filename, resolved_path_buff)) {
2326        if (php_check_open_basedir(resolved_path_buff)) {
2327            RETURN_FALSE;
2328        }
2329
2330#ifdef ZTS
2331        if (VCWD_ACCESS(resolved_path_buff, F_OK)) {
2332            RETURN_FALSE;
2333        }
2334#endif
2335        RETURN_STRING(resolved_path_buff);
2336    } else {
2337        RETURN_FALSE;
2338    }
2339}
2340/* }}} */
2341#endif
2342
2343/* See http://www.w3.org/TR/html4/intro/sgmltut.html#h-3.2.2 */
2344#define PHP_META_HTML401_CHARS "-_.:"
2345
2346/* {{{ php_next_meta_token
2347   Tokenizes an HTML file for get_meta_tags */
2348php_meta_tags_token php_next_meta_token(php_meta_tags_data *md)
2349{
2350    int ch = 0, compliment;
2351    char buff[META_DEF_BUFSIZE + 1];
2352
2353    memset((void *)buff, 0, META_DEF_BUFSIZE + 1);
2354
2355    while (md->ulc || (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)))) {
2356        if (php_stream_eof(md->stream)) {
2357            break;
2358        }
2359
2360        if (md->ulc) {
2361            ch = md->lc;
2362            md->ulc = 0;
2363        }
2364
2365        switch (ch) {
2366            case '<':
2367                return TOK_OPENTAG;
2368                break;
2369
2370            case '>':
2371                return TOK_CLOSETAG;
2372                break;
2373
2374            case '=':
2375                return TOK_EQUAL;
2376                break;
2377            case '/':
2378                return TOK_SLASH;
2379                break;
2380
2381            case '\'':
2382            case '"':
2383                compliment = ch;
2384                md->token_len = 0;
2385                while (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)) && ch != compliment && ch != '<' && ch != '>') {
2386                    buff[(md->token_len)++] = ch;
2387
2388                    if (md->token_len == META_DEF_BUFSIZE) {
2389                        break;
2390                    }
2391                }
2392
2393                if (ch == '<' || ch == '>') {
2394                    /* Was just an apostrohpe */
2395                    md->ulc = 1;
2396                    md->lc = ch;
2397                }
2398
2399                /* We don't need to alloc unless we are in a meta tag */
2400                if (md->in_meta) {
2401                    md->token_data = (char *) emalloc(md->token_len + 1);
2402                    memcpy(md->token_data, buff, md->token_len+1);
2403                }
2404
2405                return TOK_STRING;
2406                break;
2407
2408            case '\n':
2409            case '\r':
2410            case '\t':
2411                break;
2412
2413            case ' ':
2414                return TOK_SPACE;
2415                break;
2416
2417            default:
2418                if (isalnum(ch)) {
2419                    md->token_len = 0;
2420                    buff[(md->token_len)++] = ch;
2421                    while (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)) && (isalnum(ch) || strchr(PHP_META_HTML401_CHARS, ch))) {
2422                        buff[(md->token_len)++] = ch;
2423
2424                        if (md->token_len == META_DEF_BUFSIZE) {
2425                            break;
2426                        }
2427                    }
2428
2429                    /* This is ugly, but we have to replace ungetc */
2430                    if (!isalpha(ch) && ch != '-') {
2431                        md->ulc = 1;
2432                        md->lc = ch;
2433                    }
2434
2435                    md->token_data = (char *) emalloc(md->token_len + 1);
2436                    memcpy(md->token_data, buff, md->token_len+1);
2437
2438                    return TOK_ID;
2439                } else {
2440                    return TOK_OTHER;
2441                }
2442                break;
2443        }
2444    }
2445
2446    return TOK_EOF;
2447}
2448/* }}} */
2449
2450#ifdef HAVE_FNMATCH
2451/* {{{ proto bool fnmatch(string pattern, string filename [, int flags])
2452   Match filename against pattern */
2453PHP_FUNCTION(fnmatch)
2454{
2455    char *pattern, *filename;
2456    size_t pattern_len, filename_len;
2457    zend_long flags = 0;
2458
2459    if (zend_parse_parameters(ZEND_NUM_ARGS(), "pp|l", &pattern, &pattern_len, &filename, &filename_len, &flags) == FAILURE) {
2460        return;
2461    }
2462
2463    if (filename_len >= MAXPATHLEN) {
2464        php_error_docref(NULL, E_WARNING, "Filename exceeds the maximum allowed length of %d characters", MAXPATHLEN);
2465        RETURN_FALSE;
2466    }
2467    if (pattern_len >= MAXPATHLEN) {
2468        php_error_docref(NULL, E_WARNING, "Pattern exceeds the maximum allowed length of %d characters", MAXPATHLEN);
2469        RETURN_FALSE;
2470    }
2471
2472    RETURN_BOOL( ! fnmatch( pattern, filename, (int)flags ));
2473}
2474/* }}} */
2475#endif
2476
2477/* {{{ proto string sys_get_temp_dir()
2478   Returns directory path used for temporary files */
2479PHP_FUNCTION(sys_get_temp_dir)
2480{
2481    if (zend_parse_parameters_none() == FAILURE) {
2482        return;
2483    }
2484    RETURN_STRING((char *)php_get_temporary_directory());
2485}
2486/* }}} */
2487
2488/*
2489 * Local variables:
2490 * tab-width: 4
2491 * c-basic-offset: 4
2492 * End:
2493 * vim600: noet sw=4 ts=4 fdm=marker
2494 * vim<600: noet sw=4 ts=4
2495 */
2496