php-src/ext/standard/file.c

/*
   +----------------------------------------------------------------------+
   | PHP Version 4                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2003 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.02 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available at through the world-wide-web at                           |
   | http://www.php.net/license/2_02.txt.                                 |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
   |          Stig Bakken <ssb@fast.no>                                   |
   |          Andi Gutmans <andi@zend.com>                                |
   |          Zeev Suraski <zeev@zend.com>                                |
   | PHP 4.0 patches by Thies C. Arntzen (thies@thieso.net)               |
   | PHP streams by Wez Furlong (wez@thebrainroom.com)                    |
   +----------------------------------------------------------------------+
 */

/* $Id$ */

/* Synced with php 3.0 revision 1.218 1999-06-16 [ssb] */

/* {{{ includes */

#include "php.h"
#include "php_globals.h"
#include "ext/standard/flock_compat.h"
#include "ext/standard/exec.h"
#include "ext/standard/php_filestat.h"
#include "php_open_temporary_file.h"
#include "ext/standard/basic_functions.h"
#include "php_ini.h"

#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifdef PHP_WIN32
#define O_RDONLY _O_RDONLY
#include "win32/param.h"
#include "win32/winutil.h"
#elif defined(NETWARE) && !defined(NEW_LIBC)
/*#include <ws2nlm.h>*/
#include <sys/socket.h>
#include "netware/param.h"
#else
#include <sys/param.h>
#include <sys/select.h>
#if defined(NETWARE) && defined(USE_WINSOCK)
#include <novsock2.h>
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#endif
#if HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#endif
#include "ext/standard/head.h"
#include "safe_mode.h"
#include "php_string.h"
#include "file.h"
#if HAVE_PWD_H
#ifdef PHP_WIN32
#include "win32/pwd.h"
#elif defined(NETWARE)
#include "netware/pwd.h"
#else
#include <pwd.h>
#endif
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include "fsock.h"
#include "fopen_wrappers.h"
#include "php_streams.h"
#include "php_globals.h"

#ifdef HAVE_SYS_FILE_H
#include <sys/file.h>
#endif

#if MISSING_FCLOSE_DECL
extern int fclose(FILE *);
#endif

#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif

#include "scanf.h"
#include "zend_API.h"

#ifdef ZTS
int file_globals_id;
#else
php_file_globals file_globals;
#endif

#ifdef HAVE_FNMATCH
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#include <fnmatch.h>
#endif

/* }}} */
/* {{{ ZTS-stuff / Globals / Prototypes */

/* sharing globals is *evil* */
static int le_stream_context = FAILURE;

PHPAPI int php_le_stream_context(void)
{
	return le_stream_context;
}

/* }}} */
/* {{{ Module-Stuff */

static ZEND_RSRC_DTOR_FUNC(file_context_dtor)
{
	php_stream_context_free((php_stream_context*)rsrc->ptr);
}

static void file_globals_ctor(php_file_globals *file_globals_p TSRMLS_DC)
{
	FG(pclose_ret) = 0;
	FG(user_stream_current_filename) = NULL;
	FG(def_chunk_size) = PHP_SOCK_CHUNK_SIZE;
}

static void file_globals_dtor(php_file_globals *file_globals_p TSRMLS_DC)
{
}


PHP_INI_BEGIN()
	STD_PHP_INI_ENTRY("user_agent", NULL, PHP_INI_ALL, OnUpdateString, user_agent, php_file_globals, file_globals)
	STD_PHP_INI_ENTRY("default_socket_timeout", "60", PHP_INI_ALL, OnUpdateInt, default_socket_timeout, php_file_globals, file_globals)
	STD_PHP_INI_ENTRY("auto_detect_line_endings", "0", PHP_INI_ALL, OnUpdateInt, auto_detect_line_endings, php_file_globals, file_globals)
PHP_INI_END()

PHP_MINIT_FUNCTION(file)
{
	le_stream_context = zend_register_list_destructors_ex(file_context_dtor, NULL, "stream-context", module_number);

#ifdef ZTS
	ts_allocate_id(&file_globals_id, sizeof(php_file_globals), (ts_allocate_ctor) file_globals_ctor, (ts_allocate_dtor) file_globals_dtor);
#else
	file_globals_ctor(&file_globals TSRMLS_CC);
#endif

	REGISTER_INI_ENTRIES();
	
	REGISTER_LONG_CONSTANT("SEEK_SET", SEEK_SET, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("SEEK_CUR", SEEK_CUR, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("SEEK_END", SEEK_END, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("LOCK_SH", 1, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("LOCK_EX", 2, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("LOCK_UN", 3, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("LOCK_NB", 4, CONST_CS | CONST_PERSISTENT);

	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_CONNECT", 		PHP_STREAM_NOTIFY_CONNECT,			CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_AUTH_REQUIRED",	PHP_STREAM_NOTIFY_AUTH_REQUIRED,	CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_AUTH_RESULT",		PHP_STREAM_NOTIFY_AUTH_RESULT,		CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_MIME_TYPE_IS",	PHP_STREAM_NOTIFY_MIME_TYPE_IS,		CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_FILE_SIZE_IS",	PHP_STREAM_NOTIFY_FILE_SIZE_IS,		CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_REDIRECTED",		PHP_STREAM_NOTIFY_REDIRECTED,		CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_PROGRESS",		PHP_STREAM_NOTIFY_PROGRESS,			CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_FAILURE",			PHP_STREAM_NOTIFY_FAILURE,			CONST_CS | CONST_PERSISTENT);
	
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_INFO",	PHP_STREAM_NOTIFY_SEVERITY_INFO, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_WARN",	PHP_STREAM_NOTIFY_SEVERITY_WARN, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_NOTIFY_SEVERITY_ERR",	PHP_STREAM_NOTIFY_SEVERITY_ERR,  CONST_CS | CONST_PERSISTENT);

	REGISTER_LONG_CONSTANT("STREAM_FILTER_READ",			PHP_STREAM_FILTER_READ,				CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_FILTER_WRITE",			PHP_STREAM_FILTER_WRITE,			CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("STREAM_FILTER_ALL",				PHP_STREAM_FILTER_ALL,				CONST_CS | CONST_PERSISTENT);

	REGISTER_LONG_CONSTANT("FILE_USE_INCLUDE_PATH",	PHP_FILE_USE_INCLUDE_PATH, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("FILE_IGNORE_NEW_LINES",	PHP_FILE_IGNORE_NEW_LINES, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("FILE_SKIP_EMPTY_LINES",	PHP_FILE_SKIP_EMPTY_LINES, CONST_CS | CONST_PERSISTENT);
	
#ifdef HAVE_FNMATCH
	REGISTER_LONG_CONSTANT("FNM_NOESCAPE", FNM_NOESCAPE, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("FNM_PATHNAME", FNM_PATHNAME, CONST_CS | CONST_PERSISTENT);
	REGISTER_LONG_CONSTANT("FNM_PERIOD",   FNM_PERIOD,   CONST_CS | CONST_PERSISTENT);
#ifdef FNM_CASEFOLD /* a GNU extension */ /* TODO emulate if not available */
	REGISTER_LONG_CONSTANT("FNM_CASEFOLD", FNM_CASEFOLD, CONST_CS | CONST_PERSISTENT);
#endif
#endif

	return SUCCESS;
}

/* }}} */

PHP_MSHUTDOWN_FUNCTION(file)
{
#ifndef ZTS
	file_globals_dtor(&file_globals TSRMLS_CC);
#endif
	return SUCCESS;
}



/* {{{ proto bool flock(resource fp, int operation [, int &wouldblock])
   Portable file locking */

static int flock_values[] = { LOCK_SH, LOCK_EX, LOCK_UN };

PHP_FUNCTION(flock)
{
	zval *arg1, *arg3 = NULL;
	int fd, act;
	php_stream *stream;
	long operation = 0;

	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl|z", &arg1, &operation, &arg3) == FAILURE) {
		return;
	}

	php_stream_from_zval(stream, &arg1);

	if (php_stream_cast(stream, PHP_STREAM_AS_FD, (void*)&fd, 1) == FAILURE) {
		RETURN_FALSE;
	}

	act = operation & 3;
	if (act < 1 || act > 3) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Illegal operation argument");
		RETURN_FALSE;
	}

	/* flock_values contains all possible actions if (operation & 4) we won't block on the lock */
	act = flock_values[act - 1] | (operation & 4 ? LOCK_NB : 0);
	if (!php_stream_lock(stream, act)) {
		if (operation && errno == EWOULDBLOCK && arg3 && PZVAL_IS_REF(arg3)) {
			convert_to_long_ex(&arg3);
			ZVAL_LONG(arg3, 1);
		}
		RETURN_TRUE;
	}
	RETURN_FALSE;
}

/* }}} */

#define PHP_META_UNSAFE ".\\+*?[^]$() "

/* {{{ proto array get_meta_tags(string filename [, bool use_include_path])
   Extracts all meta tag content attributes from a file and returns an array */

PHP_FUNCTION(get_meta_tags)
{
	char *filename;
	int filename_len;
	zend_bool use_include_path = 0;
	int in_tag = 0, done = 0;
	int looking_for_val = 0, have_name = 0, have_content = 0;
	int saw_name = 0, saw_content = 0;
	char *name = NULL, *value = NULL, *temp = NULL;
	php_meta_tags_token tok, tok_last;
	php_meta_tags_data md;

	/* Initiailize our structure */
	memset(&md, 0, sizeof(md));

	/* Parse arguments */
	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|b",
							  &filename, &filename_len, &use_include_path) == FAILURE) {
		return;
	}

	md.stream = php_stream_open_wrapper(filename, "rb",
			(use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS,
			NULL);

	if (!md.stream)	{
		RETURN_FALSE;
	}

	array_init(return_value);

	tok_last = TOK_EOF;

	while (!done && (tok = php_next_meta_token(&md TSRMLS_CC)) != TOK_EOF) {
		if (tok == TOK_ID) {
			if (tok_last == TOK_OPENTAG) {
				md.in_meta = !strcasecmp("meta", md.token_data);
			} else if (tok_last == TOK_SLASH && in_tag) {
				if (strcasecmp("head", md.token_data) == 0) {
					/* We are done here! */
					done = 1;
				}
			} else if (tok_last == TOK_EQUAL && looking_for_val) {
				if (saw_name) {
					/* Get the NAME attr (Single word attr, non-quoted) */
					temp = name = estrndup(md.token_data, md.token_len);

					while (temp && *temp) {
						if (strchr(PHP_META_UNSAFE, *temp)) {
							*temp = '_';
						}
						temp++;
					}

					have_name = 1;
				} else if (saw_content) {
					/* Get the CONTENT attr (Single word attr, non-quoted) */
					if (PG(magic_quotes_runtime)) {
						value = php_addslashes(md.token_data, 0, &md.token_len, 0 TSRMLS_CC);
					} else {
						value = estrndup(md.token_data, md.token_len);
					}

					have_content = 1;
				}

				looking_for_val = 0;
			} else {
				if (md.in_meta) {
					if (strcasecmp("name", md.token_data) == 0) {
						saw_name = 1;
						saw_content = 0;
						looking_for_val = 1;
					} else if (strcasecmp("content", md.token_data) == 0) {
						saw_name = 0;
						saw_content = 1;
						looking_for_val = 1;
					}
				}
			}
		} else if (tok == TOK_STRING && tok_last == TOK_EQUAL && looking_for_val) {
			if (saw_name) {
				/* Get the NAME attr (Quoted single/double) */
				temp = name = estrndup(md.token_data, md.token_len);

				while (temp && *temp) {
					if (strchr(PHP_META_UNSAFE, *temp)) {
						*temp = '_';
					}
					temp++;
				}

				have_name = 1;
			} else if (saw_content) {
				/* Get the CONTENT attr (Single word attr, non-quoted) */
				if (PG(magic_quotes_runtime)) {
					value = php_addslashes(md.token_data, 0, &md.token_len, 0 TSRMLS_CC);
				} else {
					value = estrndup(md.token_data, md.token_len);
				}

				have_content = 1;
			}

			looking_for_val = 0;
		} else if (tok == TOK_OPENTAG) {
			if (looking_for_val) {
				looking_for_val = 0;
				have_name = saw_name = 0;
				have_content = saw_content = 0;
			}
			in_tag = 1;
		} else if (tok == TOK_CLOSETAG) {
			if (have_name) {
				/* For BC */
				php_strtolower(name, strlen(name));
				if (have_content) {
					add_assoc_string(return_value, name, value, 0); 
				} else {
					add_assoc_string(return_value, name, empty_string, 0);
				}

				efree(name);
			} else if (have_content) {
				efree(value);
			}

			name = value = NULL;
				
			/* Reset all of our flags */
			in_tag = looking_for_val = 0;
			have_name = saw_name = 0;
			have_content = saw_content = 0;
			md.in_meta = 0;
		}

		tok_last = tok;

		if (md.token_data)
			efree(md.token_data);

		md.token_data = NULL;
	}

	php_stream_close(md.stream);
}

/* }}} */

/* {{{ proto string file_get_contents(string filename [, bool use_include_path])
   Read the entire file into a string */
PHP_FUNCTION(file_get_contents)
{
	char *filename;
	int filename_len;
	char *contents;
	zend_bool use_include_path = 0;
	php_stream *stream;
	int len, newlen;

	/* Parse arguments */
	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|b",
							  &filename, &filename_len, &use_include_path) == FAILURE) {
		return;
	}

	stream = php_stream_open_wrapper(filename, "rb", 
			(use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS,
			NULL);
	if (!stream) {
		RETURN_FALSE;
	}

	/* uses mmap if possible */
	if ((len = php_stream_copy_to_mem(stream, &contents, PHP_STREAM_COPY_ALL, 0)) >= 0) {
		
		if (PG(magic_quotes_runtime)) {
			contents = php_addslashes(contents, len, &newlen, 1 TSRMLS_CC); /* 1 = free source string */
			len = newlen;
		}

		RETVAL_STRINGL(contents, len, 0);
	} else {
		RETVAL_FALSE;
	}

	php_stream_close(stream);
	
}
/* }}} */

/* {{{ proto array file(string filename [, int flags])
   Read entire file into an array */

#define PHP_FILE_BUF_SIZE	80

PHP_FUNCTION(file)
{
	char *filename;
	int filename_len;
	char *slashed, *target_buf=NULL, *p, *s, *e;
	register int i = 0;
	int target_len, len;
	char eol_marker = '\n';
	long flags = 0;
	zend_bool use_include_path;
	zend_bool include_new_line;
	zend_bool skip_blank_lines;
	php_stream *stream;

	/* Parse arguments */
	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &filename, &filename_len, &flags) == FAILURE) {
		return;
	}
	if (flags < 0 || flags > (PHP_FILE_USE_INCLUDE_PATH | PHP_FILE_IGNORE_NEW_LINES | PHP_FILE_SKIP_EMPTY_LINES)) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%l' flag is not supported.", flags);
		RETURN_FALSE;
	}
	
	use_include_path = flags & PHP_FILE_USE_INCLUDE_PATH;
	include_new_line = !(flags & PHP_FILE_IGNORE_NEW_LINES);
	skip_blank_lines = flags & PHP_FILE_SKIP_EMPTY_LINES;

	stream = php_stream_open_wrapper(filename, "rb", (use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS, NULL);
	if (!stream) {
		RETURN_FALSE;
	}

	/* Initialize return array */
	array_init(return_value);

 	if ((target_len = php_stream_copy_to_mem(stream, &target_buf, PHP_STREAM_COPY_ALL, 0))) {
 		s = target_buf;
 		e = target_buf + target_len;
 	
 		if (!(p = php_stream_locate_eol(stream, target_buf, target_len TSRMLS_CC))) {
 			p = e;
 			goto parse_eol;
  		}
  		
 		if (stream->flags & PHP_STREAM_FLAG_EOL_MAC) {
  			eol_marker = '\r';
 		}	

		/* for performance reasons the code is duplicated, so that the if (include_new_line) 
		 * will not need to be done for every single line in the file.
		 */
		if (include_new_line) {	
	 		do {
 				p++;
 				parse_eol:
 				if (PG(magic_quotes_runtime)) {
 					/* s is in target_buf which is freed at the end of the function */
 					slashed = php_addslashes(s, (p-s), &len, 0 TSRMLS_CC);
 					add_index_stringl(return_value, i++, slashed, len, 0);
 				} else {
 					add_index_stringl(return_value, i++, estrndup(s, p-s), p-s, 0);
  				}
 				s = p;
	 		} while ((p = memchr(p, eol_marker, (e-p))));
	 	} else {
	 		do {
 				if (skip_blank_lines && !(p-s)) {
 					s = ++p;
 					continue;
 				}
 				if (PG(magic_quotes_runtime)) {
 					/* s is in target_buf which is freed at the end of the function */
 					slashed = php_addslashes(s, (p-s), &len, 0 TSRMLS_CC);
 					add_index_stringl(return_value, i++, slashed, len, 0);
 				} else {
 					add_index_stringl(return_value, i++, estrndup(s, p-s), p-s, 0);
  				}
 				s = ++p;
	 		} while ((p = memchr(p, eol_marker, (e-p))));
	 	}
 		
 		/* handle any left overs of files without new lines */
 		if (s != e) {
 			p = e;
 			goto parse_eol;
  		}
  	}

 	if (target_buf) {
 		efree(target_buf);
 	}	
	php_stream_close(stream);
}
/* }}} */

/* {{{ proto string tempnam(string dir, string prefix)
   Create a unique filename in a directory */
PHP_FUNCTION(tempnam)
{
	pval **arg1, **arg2;
	char *d;
	char *opened_path;
	char p[64];
	FILE *fp;

	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &arg1, &arg2) == FAILURE) {
		WRONG_PARAM_COUNT;
	}
	convert_to_string_ex(arg1);
	convert_to_string_ex(arg2);

	if (php_check_open_basedir(Z_STRVAL_PP(arg1) TSRMLS_CC)) {
		RETURN_FALSE;
	}
	
	d = estrndup(Z_STRVAL_PP(arg1), Z_STRLEN_PP(arg1));
	strlcpy(p, Z_STRVAL_PP(arg2), sizeof(p));

	if ((fp = php_open_temporary_file(d, p, &opened_path TSRMLS_CC))) {
		fclose(fp);
		RETVAL_STRING(opened_path, 0);
	} else {
		RETVAL_FALSE;
	}
	efree(d);
}
/* }}} */

/* {{{ proto resource tmpfile(void)
   Create a temporary file that will be deleted automatically after use */
PHP_NAMED_FUNCTION(php_if_tmpfile)
{
	php_stream *stream;
	
	if (ZEND_NUM_ARGS() != 0) {
		WRONG_PARAM_COUNT;
	}

	stream = php_stream_fopen_tmpfile();

	if (stream)	{
		php_stream_to_zval(stream, return_value);
	}
	else	{
		RETURN_FALSE;
	}
}
/* }}} */

/* {{{ proto resource fopen(string filename, string mode [, bool use_include_path [, resource context]])
   Open a file or a URL and return a file pointer */
PHP_NAMED_FUNCTION(php_if_fopen)
{
	char *filename, *mode;
	int filename_len, mode_len;
	zend_bool use_include_path = 0;
	zval *zcontext = NULL;
	php_stream *stream;
	php_stream_context *context = NULL;

	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss|br", &filename, &filename_len,
				&mode, &mode_len, &use_include_path, &zcontext) == FAILURE) {
		RETURN_FALSE;
	}
	if (zcontext) {
		ZEND_FETCH_RESOURCE(context, php_stream_context*, &zcontext, -1, "stream-context", le_stream_context);
	}
	
	stream = php_stream_open_wrapper_ex(filename, mode,
				(use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS,
				NULL, context);

	if (stream == NULL) {
		RETURN_FALSE;
	}

	php_stream_to_zval(stream, return_value);

	return;
}
/* }}} */

/* {{{ proto bool fclose(resource fp)
   Close an open file pointer */
PHPAPI PHP_FUNCTION(fclose)
{
	zval **arg1;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);
	php_stream_close(stream);

	RETURN_TRUE;
}

/* }}} */

/* {{{ proto resource popen(string command, string mode)
   Execute a command and open either a read or a write pipe to it */

PHP_FUNCTION(popen)
{
	zval **arg1, **arg2;
	FILE *fp;
	char *p, *tmp = NULL;
	char *b, buf[1024];
	php_stream *stream;
	
	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &arg1, &arg2) == FAILURE) {
		WRONG_PARAM_COUNT;
	}
	convert_to_string_ex(arg1);
	convert_to_string_ex(arg2);
	p = estrndup(Z_STRVAL_PP(arg2), Z_STRLEN_PP(arg2));
	if (PG(safe_mode)){
		b = strchr(Z_STRVAL_PP(arg1), ' ');
		if (!b) {
			b = strrchr(Z_STRVAL_PP(arg1), '/');
		} else {
			char *c;
			c = Z_STRVAL_PP(arg1);
			while((*b != '/') && (b != c)) {
				b--;
			}
			if (b == c) {
				b = NULL;
			}
		}
		if (b) {
			snprintf(buf, sizeof(buf), "%s%s", PG(safe_mode_exec_dir), b);
		} else {
			snprintf(buf, sizeof(buf), "%s/%s", PG(safe_mode_exec_dir), Z_STRVAL_PP(arg1));
		}

		tmp = php_escape_shell_cmd(buf);
		fp = VCWD_POPEN(tmp, p);
		efree(tmp);

		if (!fp) {
			php_error_docref2(NULL TSRMLS_CC, buf, p, E_WARNING, "%s", strerror(errno));
			RETURN_FALSE;
		}
	} else {
		fp = VCWD_POPEN(Z_STRVAL_PP(arg1), p);
		if (!fp) {
			php_error_docref2(NULL TSRMLS_CC, Z_STRVAL_PP(arg1), p, E_WARNING, "%s", strerror(errno));
			efree(p);
			RETURN_FALSE;
		}
	}
	stream = php_stream_fopen_from_pipe(fp, p);

	if (stream == NULL)	{
		php_error_docref2(NULL TSRMLS_CC, Z_STRVAL_PP(arg1), p, E_WARNING, "%s", strerror(errno));
		RETVAL_FALSE;
	} else {
		php_stream_to_zval(stream, return_value);
	}

	efree(p);
}
/* }}} */

/* {{{ proto int pclose(resource fp)
   Close a file pointer opened by popen() */
PHP_FUNCTION(pclose)
{
	zval **arg1;
	php_stream *stream;
	
	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	RETURN_LONG(php_stream_close(stream));
}
/* }}} */

/* {{{ proto bool feof(resource fp)
   Test for end-of-file on a file pointer */
PHPAPI PHP_FUNCTION(feof)
{
	zval **arg1;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	if (php_stream_eof(stream)) {
		RETURN_TRUE;
	} else {
		RETURN_FALSE;
	}
}
/* }}} */

/* {{{ proto string fgets(resource fp[, int length])
   Get a line from file pointer */
PHPAPI PHP_FUNCTION(fgets)
{
	zval **arg1, **arg2;
	int len = 1024;
	char *buf = NULL;
	int argc = ZEND_NUM_ARGS();
	size_t line_len = 0;
	php_stream *stream;

	if (argc<1 || argc>2 || zend_get_parameters_ex(argc, &arg1, &arg2) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	if (argc == 1) {
		/* ask streams to give us a buffer of an appropriate size */
		buf = php_stream_get_line(stream, NULL, 0, &line_len);
		if (buf == NULL)
			goto exit_failed;
	} else if (argc > 1) {
		convert_to_long_ex(arg2);
		len = Z_LVAL_PP(arg2);

		if (len < 0) {
			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter may not be negative");
			RETURN_FALSE;
		}

		buf = ecalloc(len + 1, sizeof(char));
		if (php_stream_get_line(stream, buf, len, &line_len) == NULL)
			goto exit_failed;
	}
	
	if (PG(magic_quotes_runtime)) {
		Z_STRVAL_P(return_value) = php_addslashes(buf, line_len, &Z_STRLEN_P(return_value), 1 TSRMLS_CC);
		Z_TYPE_P(return_value) = IS_STRING;
	} else {
		ZVAL_STRINGL(return_value, buf, line_len, 0);
		/* resize buffer if it's much larger than the result.
		 * Only needed if the user requested a buffer size. */
		if (argc > 1 && Z_STRLEN_P(return_value) < len / 2) {
			Z_STRVAL_P(return_value) = erealloc(buf, line_len + 1);
		}
	}
	return;

exit_failed:
	RETVAL_FALSE;
	if (buf)
		efree(buf);
}
/* }}} */

/* {{{ proto string fgetc(resource fp)
   Get a character from file pointer */
PHPAPI PHP_FUNCTION(fgetc)
{
	zval **arg1;
	char *buf;
	int result;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	buf = emalloc(2 * sizeof(char));

	result = php_stream_getc(stream);

	if (result == EOF) {
		efree(buf);
		RETVAL_FALSE;
	} else {
		buf[0] = result;
		buf[1] = '\0';

		RETURN_STRINGL(buf, 1, 0);
	}
}
/* }}} */

/* {{{ proto string fgetss(resource fp [, int length, string allowable_tags])
   Get a line from file pointer and strip HTML tags */
PHPAPI PHP_FUNCTION(fgetss)
{
	zval **fd, **bytes = NULL, **allow=NULL;
	size_t len = 0;
	size_t actual_len, retval_len;
	char *buf = NULL, *retval;
	php_stream *stream;
	char *allowed_tags=NULL;
	int allowed_tags_len=0;

	switch(ZEND_NUM_ARGS()) {
	case 1:
		if (zend_get_parameters_ex(1, &fd) == FAILURE) {
			RETURN_FALSE;
		}
		break;
	case 2:
		if (zend_get_parameters_ex(2, &fd, &bytes) == FAILURE) {
			RETURN_FALSE;
		}
		break;
	case 3:
		if (zend_get_parameters_ex(3, &fd, &bytes, &allow) == FAILURE) {
			RETURN_FALSE;
		}
		convert_to_string_ex(allow);
		allowed_tags = Z_STRVAL_PP(allow);
		allowed_tags_len = Z_STRLEN_PP(allow);
		break;
	default:
		WRONG_PARAM_COUNT;
		/* NOTREACHED */
		break;
	}

	php_stream_from_zval(stream, fd);

	if (bytes != NULL) {
		convert_to_long_ex(bytes);
		if (Z_LVAL_PP(bytes) < 0) {
			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter may not be negative");
			RETURN_FALSE;
		}

		len = (size_t) Z_LVAL_PP(bytes);
		buf = emalloc(sizeof(char) * (len + 1));
		/*needed because recv doesnt set null char at end*/
		memset(buf, 0, len + 1);
	}

	if ((retval = php_stream_get_line(stream, buf, len, &actual_len)) == NULL)	{
		if (buf != NULL) {
			efree(buf);
		}
		RETURN_FALSE;
	}

	retval_len = php_strip_tags(retval, actual_len, &stream->fgetss_state, allowed_tags, allowed_tags_len);

	RETURN_STRINGL(retval, retval_len, 0);
}
/* }}} */

/* {{{ proto mixed fscanf(resource stream, string format [, string ...])
   Implements a mostly ANSI compatible fscanf() */
PHP_FUNCTION(fscanf)
{
	int  result;
	zval **file_handle, **format_string;
	size_t len;
	int type;
	char *buf;
	void *what;

	zval ***args;
	int argCount;

	argCount = ZEND_NUM_ARGS();
	if (argCount < 2) {
		WRONG_PARAM_COUNT;
	}
	args = (zval ***)emalloc(argCount * sizeof(zval **));
	if (zend_get_parameters_array_ex(argCount, args) == FAILURE) {
		efree( args );
		WRONG_PARAM_COUNT;
	}

	file_handle    = args[0];
	format_string  = args[1];

	what = zend_fetch_resource(file_handle TSRMLS_CC, -1, "File-Handle", &type, 2,
			php_file_le_stream(), php_file_le_pstream());

	/*
	 * we can't do a ZEND_VERIFY_RESOURCE(what), otherwise we end up
	 * with a leak if we have an invalid filehandle. This needs changing
	 * if the code behind ZEND_VERIFY_RESOURCE changed. - cc
	 */
	if (!what) {
		efree(args);
		RETURN_FALSE;
	}


	buf = php_stream_get_line((php_stream *) what, NULL, 0, &len);
	if (buf == NULL) {
		efree(args);
		RETURN_FALSE;
	}

	convert_to_string_ex(format_string);
	result = php_sscanf_internal(buf, Z_STRVAL_PP(format_string),
			argCount, args, 2, &return_value TSRMLS_CC);

	efree(args);
	efree(buf);

	if (SCAN_ERROR_WRONG_PARAM_COUNT == result) {
		WRONG_PARAM_COUNT;
	}

}
/* }}} */

/* {{{ proto int fwrite(resource fp, string str [, int length])
   Binary-safe file write */
PHPAPI PHP_FUNCTION(fwrite)
{
	zval **arg1, **arg2, **arg3=NULL;
	int ret;
	int num_bytes;
	char *buffer = NULL;
	php_stream *stream;

	switch (ZEND_NUM_ARGS()) {
	case 2:
		if (zend_get_parameters_ex(2, &arg1, &arg2)==FAILURE) {
			RETURN_FALSE;
		}
		convert_to_string_ex(arg2);
		num_bytes = Z_STRLEN_PP(arg2);
		break;
	case 3:
		if (zend_get_parameters_ex(3, &arg1, &arg2, &arg3)==FAILURE) {
			RETURN_FALSE;
		}
		convert_to_string_ex(arg2);
		convert_to_long_ex(arg3);
		num_bytes = MIN(Z_LVAL_PP(arg3), Z_STRLEN_PP(arg2));
		break;
	default:
		WRONG_PARAM_COUNT;
		/* NOTREACHED */
		break;
	}

	php_stream_from_zval(stream, arg1);

	if (!arg3 && PG(magic_quotes_runtime)) {
		buffer = estrndup(Z_STRVAL_PP(arg2), Z_STRLEN_PP(arg2));
		php_stripslashes(buffer, &num_bytes TSRMLS_CC);
	}

	ret = php_stream_write(stream, buffer ? buffer : Z_STRVAL_PP(arg2), num_bytes);
	if (buffer) {
		efree(buffer);
	}

	RETURN_LONG(ret);
}
/* }}} */

/* {{{ proto bool fflush(resource fp)
   Flushes output */
PHPAPI PHP_FUNCTION(fflush)
{
	zval **arg1;
	int ret;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	ret = php_stream_flush(stream);
	if (ret) {
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ proto bool rewind(resource fp)
   Rewind the position of a file pointer */
PHPAPI PHP_FUNCTION(rewind)
{
	zval **arg1;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	if (-1 == php_stream_rewind(stream)) {
		RETURN_FALSE;
	}
	RETURN_TRUE;
}
/* }}} */

/* {{{ proto int ftell(resource fp)
   Get file pointer's read/write position */
PHPAPI PHP_FUNCTION(ftell)
{
	zval **arg1;
	long ret;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	ret = php_stream_tell(stream);
	if (ret == -1)	{
		RETURN_FALSE;
	}
	RETURN_LONG(ret);
}
/* }}} */

/* {{{ proto int fseek(resource fp, int offset [, int whence])
   Seek on a file pointer */
PHPAPI PHP_FUNCTION(fseek)
{
	zval **arg1, **arg2, **arg3;
	int argcount = ZEND_NUM_ARGS(), whence = SEEK_SET;
	php_stream *stream;

	if (argcount < 2 || argcount > 3 ||
	    zend_get_parameters_ex(argcount, &arg1, &arg2, &arg3) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	convert_to_long_ex(arg2);
	if (argcount > 2) {
		convert_to_long_ex(arg3);
		whence = Z_LVAL_PP(arg3);
	}

	RETURN_LONG(php_stream_seek(stream, Z_LVAL_PP(arg2), whence));
}

/* }}} */

/* {{{ proto int mkdir(char *dir int mode)
*/

PHPAPI int php_mkdir(char *dir, long mode TSRMLS_DC)
{
	int ret;
	
	if (PG(safe_mode) && (!php_checkuid(dir, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
		return -1;
	}

	if (php_check_open_basedir(dir TSRMLS_CC)) {
		return -1;
	}

	if ((ret = VCWD_MKDIR(dir, (mode_t)mode)) < 0) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, strerror(errno));
	}

	return ret;	
}
/* }}} */

/* {{{ proto bool mkdir(string pathname [, int mode [, bool recursive])
   Create a directory */
PHP_FUNCTION(mkdir)
{
	int dir_len, ret;
	long mode = 0777;
	char *dir;
	zend_bool recursive = 0;

	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lb", &dir, &dir_len, &mode, &recursive) == FAILURE) {
		return;
	}

	if (!recursive) {
		ret = php_mkdir(dir, mode TSRMLS_CC);
	} else {
		/* we look for directory separator from the end of string, thus hopefuly reducing our work load */
		char *p, *e, *buf;
		struct stat sb;
		
		buf = estrndup(dir, dir_len);
		e = buf + dir_len;
		
		/* find a top level directory we need to create */
		while ((p = strrchr(buf, DEFAULT_SLASH))) {
			*p = '\0';
			if (VCWD_STAT(buf, &sb) == 0) {
				*p = DEFAULT_SLASH;
				break;
			}
		}
		if (p == buf) {
			ret = php_mkdir(dir, mode TSRMLS_CC);
		} else if (!(ret = php_mkdir(buf, mode TSRMLS_CC))) {
			if (!p) {
				p = buf;
			}
			/* create any needed directories if the creation of the 1st directory worked */
			while (++p != e) {
				if (*p == '\0' && *(p + 1) != '\0') {
					*p = DEFAULT_SLASH;
					if ((ret = VCWD_MKDIR(buf, (mode_t)mode)) < 0) {
						php_error_docref(NULL TSRMLS_CC, E_WARNING, strerror(errno));
						break;
					}
				}
			}
		}
		efree(buf);
	}

	if (ret < 0) {
		RETURN_FALSE;
	} else {
		RETURN_TRUE;
	}
}
/* }}} */

/* {{{ proto bool rmdir(string dirname)
   Remove a directory */
PHP_FUNCTION(rmdir)
{
	zval **arg1;
	int ret;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	convert_to_string_ex(arg1);

	if (PG(safe_mode) &&(!php_checkuid(Z_STRVAL_PP(arg1), NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
		RETURN_FALSE;
	}

	if (php_check_open_basedir(Z_STRVAL_PP(arg1) TSRMLS_CC)) {
		RETURN_FALSE;
	}

	ret = VCWD_RMDIR(Z_STRVAL_PP(arg1));
	if (ret < 0) {
		php_error_docref1(NULL TSRMLS_CC, Z_STRVAL_PP(arg1), E_WARNING, "%s", strerror(errno));
		RETURN_FALSE;
	}

	RETURN_TRUE;
}
/* }}} */

/* {{{ proto int readfile(string filename [, bool use_include_path])
   Output a file or a URL */
PHP_FUNCTION(readfile)
{
	zval **arg1, **arg2;
	int size=0;
	int use_include_path=0;
	php_stream *stream;
	
	/* check args */
	switch (ZEND_NUM_ARGS()) {
	case 1:
		if (zend_get_parameters_ex(1, &arg1) == FAILURE) {
			WRONG_PARAM_COUNT;
		}
		break;
	case 2:
		if (zend_get_parameters_ex(2, &arg1, &arg2) == FAILURE) {
			WRONG_PARAM_COUNT;
		}
		convert_to_long_ex(arg2);
		use_include_path = Z_LVAL_PP(arg2);
		break;
	default:
		WRONG_PARAM_COUNT;
	}
	convert_to_string_ex(arg1);

	stream = php_stream_open_wrapper(Z_STRVAL_PP(arg1), "rb",
			(use_include_path ? USE_PATH : 0) | ENFORCE_SAFE_MODE | REPORT_ERRORS,
			NULL);
	if (stream)	{
		size = php_stream_passthru(stream);
		php_stream_close(stream);
		RETURN_LONG(size);
	}
	RETURN_FALSE;
}
/* }}} */

/* {{{ proto int umask([int mask])
   Return or change the umask */
PHP_FUNCTION(umask)
{
	pval **arg1;
	int oldumask;
	int arg_count = ZEND_NUM_ARGS();

	oldumask = umask(077);

	if (arg_count == 0) {
		umask(oldumask);
	} else {
		if (arg_count > 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
			WRONG_PARAM_COUNT;
		}
		convert_to_long_ex(arg1);
		umask(Z_LVAL_PP(arg1));
	}

	/* XXX we should maybe reset the umask after each request! */

	RETURN_LONG(oldumask);
}

/* }}} */

/* {{{ proto int fpassthru(resource fp)
   Output all remaining data from a file pointer */

PHPAPI PHP_FUNCTION(fpassthru)
{
	zval **arg1;
	int size;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	size = php_stream_passthru(stream);
	RETURN_LONG(size);
}
/* }}} */

/* {{{ proto bool rename(string old_name, string new_name)
   Rename a file */
PHP_FUNCTION(rename)
{
	zval **old_arg, **new_arg;
	char *old_name, *new_name;
	int ret;

	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &old_arg, &new_arg) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	convert_to_string_ex(old_arg);
	convert_to_string_ex(new_arg);

	old_name = Z_STRVAL_PP(old_arg);
	new_name = Z_STRVAL_PP(new_arg);

	if (PG(safe_mode) &&(!php_checkuid(old_name, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
		RETURN_FALSE;
	}

	if (php_check_open_basedir(old_name TSRMLS_CC)) {
		RETURN_FALSE;
	}

	ret = VCWD_RENAME(old_name, new_name);

	if (ret == -1) {
		php_error_docref2(NULL TSRMLS_CC, old_name, new_name, E_WARNING, "%s", strerror(errno));
		RETURN_FALSE;
	}

	RETURN_TRUE;
}
/* }}} */

/* {{{ proto bool unlink(string filename)
   Delete a file */
PHP_FUNCTION(unlink)
{
	zval **filename;
	int ret;

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &filename) == FAILURE) {
		WRONG_PARAM_COUNT;
	}
	convert_to_string_ex(filename);

	if (PG(safe_mode) && !php_checkuid(Z_STRVAL_PP(filename), NULL, CHECKUID_CHECK_FILE_AND_DIR)) {
		RETURN_FALSE;
	}

	if (php_check_open_basedir(Z_STRVAL_PP(filename) TSRMLS_CC)) {
		RETURN_FALSE;
	}

	ret = VCWD_UNLINK(Z_STRVAL_PP(filename));
	if (ret == -1) {
		php_error_docref1(NULL TSRMLS_CC, Z_STRVAL_PP(filename), E_WARNING, "%s", strerror(errno));
		RETURN_FALSE;
	}
	/* Clear stat cache */
	PHP_FN(clearstatcache)(INTERNAL_FUNCTION_PARAM_PASSTHRU);
	RETURN_TRUE;
}
/* }}} */

/* {{{ proto bool ftruncate(resource fp, int size)
   Truncate file to 'size' length */
PHP_NAMED_FUNCTION(php_if_ftruncate)
{
	zval **fp , **size;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &fp, &size) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, fp);

	convert_to_long_ex(size);

	if (!php_stream_truncate_supported(stream)) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Can't truncate this stream!");
		RETURN_FALSE;
	}
	
	RETURN_BOOL(0 == php_stream_truncate_set_size(stream, Z_LVAL_PP(size)));
}
/* }}} */

/* {{{ proto int fstat(resource fp)
   Stat() on a filehandle */
PHP_NAMED_FUNCTION(php_if_fstat)
{
	zval **fp;
	zval *stat_dev, *stat_ino, *stat_mode, *stat_nlink, *stat_uid, *stat_gid, *stat_rdev,
	 	*stat_size, *stat_atime, *stat_mtime, *stat_ctime, *stat_blksize, *stat_blocks;
	php_stream *stream;
	php_stream_statbuf stat_ssb;
	
	char *stat_sb_names[13]={"dev", "ino", "mode", "nlink", "uid", "gid", "rdev",
			      "size", "atime", "mtime", "ctime", "blksize", "blocks"};

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &fp) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, fp);

	if (php_stream_stat(stream, &stat_ssb)) {
		RETURN_FALSE;
	}

	array_init(return_value);

	MAKE_LONG_ZVAL_INCREF(stat_dev, stat_ssb.sb.st_dev);
	MAKE_LONG_ZVAL_INCREF(stat_ino, stat_ssb.sb.st_ino);
	MAKE_LONG_ZVAL_INCREF(stat_mode, stat_ssb.sb.st_mode);
	MAKE_LONG_ZVAL_INCREF(stat_nlink, stat_ssb.sb.st_nlink);
	MAKE_LONG_ZVAL_INCREF(stat_uid, stat_ssb.sb.st_uid);
	MAKE_LONG_ZVAL_INCREF(stat_gid, stat_ssb.sb.st_gid);
#ifdef HAVE_ST_RDEV
	MAKE_LONG_ZVAL_INCREF(stat_rdev, stat_ssb.sb.st_rdev); 
#else
	MAKE_LONG_ZVAL_INCREF(stat_rdev, -1); 
#endif
	MAKE_LONG_ZVAL_INCREF(stat_size, stat_ssb.sb.st_size);
#if defined(NETWARE) && defined(CLIB_STAT_PATCH)
	MAKE_LONG_ZVAL_INCREF(stat_atime, stat_ssb.sb.st_atime.tv_sec);
	MAKE_LONG_ZVAL_INCREF(stat_mtime, stat_ssb.sb.st_mtime.tv_sec);
	MAKE_LONG_ZVAL_INCREF(stat_ctime, stat_ssb.sb.st_ctime.tv_sec);
#else
	MAKE_LONG_ZVAL_INCREF(stat_atime, stat_ssb.sb.st_atime);
	MAKE_LONG_ZVAL_INCREF(stat_mtime, stat_ssb.sb.st_mtime);
	MAKE_LONG_ZVAL_INCREF(stat_ctime, stat_ssb.sb.st_ctime);
#endif

#ifdef HAVE_ST_BLKSIZE
	MAKE_LONG_ZVAL_INCREF(stat_blksize, stat_ssb.sb.st_blksize); 
#else
	MAKE_LONG_ZVAL_INCREF(stat_blksize,-1);
#endif
#ifdef HAVE_ST_BLOCKS
	MAKE_LONG_ZVAL_INCREF(stat_blocks, stat_ssb.sb.st_blocks);
#else
	MAKE_LONG_ZVAL_INCREF(stat_blocks,-1);
#endif
	/* Store numeric indexes in propper order */
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_dev, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_ino, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_mode, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_nlink, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_uid, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_gid, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_rdev, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_size, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_atime, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_mtime, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_ctime, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_blksize, sizeof(zval *), NULL);
	zend_hash_next_index_insert(HASH_OF(return_value), (void *)&stat_blocks, sizeof(zval *), NULL);

	/* Store string indexes referencing the same zval*/
	zend_hash_update(HASH_OF(return_value), stat_sb_names[0], strlen(stat_sb_names[0])+1, (void *)&stat_dev, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[1], strlen(stat_sb_names[1])+1, (void *)&stat_ino, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[2], strlen(stat_sb_names[2])+1, (void *)&stat_mode, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[3], strlen(stat_sb_names[3])+1, (void *)&stat_nlink, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[4], strlen(stat_sb_names[4])+1, (void *)&stat_uid, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[5], strlen(stat_sb_names[5])+1, (void *)&stat_gid, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[6], strlen(stat_sb_names[6])+1, (void *)&stat_rdev, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[7], strlen(stat_sb_names[7])+1, (void *)&stat_size, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[8], strlen(stat_sb_names[8])+1, (void *)&stat_atime, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[9], strlen(stat_sb_names[9])+1, (void *)&stat_mtime, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[10], strlen(stat_sb_names[10])+1, (void *)&stat_ctime, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[11], strlen(stat_sb_names[11])+1, (void *)&stat_blksize, sizeof(zval *), NULL);
	zend_hash_update(HASH_OF(return_value), stat_sb_names[12], strlen(stat_sb_names[12])+1, (void *)&stat_blocks, sizeof(zval *), NULL);
}
/* }}} */

/* {{{ proto bool copy(string source_file, string destination_file)
   Copy a file */
PHP_FUNCTION(copy)
{
	zval **source, **target;

	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &source, &target) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	convert_to_string_ex(source);
	convert_to_string_ex(target);

	if (PG(safe_mode) &&(!php_checkuid(Z_STRVAL_PP(source), NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
		RETURN_FALSE;
	}

	if (php_check_open_basedir(Z_STRVAL_PP(source) TSRMLS_CC)) {
		RETURN_FALSE;
	}

	if (php_copy_file(Z_STRVAL_PP(source), Z_STRVAL_PP(target) TSRMLS_CC)==SUCCESS) {
		RETURN_TRUE;
	} else {
		RETURN_FALSE;
	}
}
/* }}} */

/* {{{ php_copy_file
 */
PHPAPI int php_copy_file(char *src, char *dest TSRMLS_DC)
{
	php_stream *srcstream = NULL, *deststream = NULL;
	int ret = FAILURE;

	srcstream = php_stream_open_wrapper(src, "rb", 
				STREAM_DISABLE_OPEN_BASEDIR | REPORT_ERRORS,
				NULL);
	
	if (!srcstream) {
		return ret;
	}

	deststream = php_stream_open_wrapper(dest, "wb", 
				ENFORCE_SAFE_MODE | REPORT_ERRORS,
				NULL);

	if (srcstream && deststream) {
		ret = php_stream_copy_to_stream(srcstream, deststream, PHP_STREAM_COPY_ALL) == 0 ? FAILURE : SUCCESS;
	}
	if (srcstream) {
		php_stream_close(srcstream);
	}
	if (deststream) {
		php_stream_close(deststream);
	}
	return ret;
}
/* }}} */

/* {{{ proto string fread(resource fp, int length)
   Binary-safe file read */
PHPAPI PHP_FUNCTION(fread)
{
	zval **arg1, **arg2;
	int len;
	php_stream *stream;

	if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &arg1, &arg2) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	php_stream_from_zval(stream, arg1);

	convert_to_long_ex(arg2);
	len = Z_LVAL_PP(arg2);
	if (len < 0) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter may not be negative");
		RETURN_FALSE;
	}

	Z_STRVAL_P(return_value) = emalloc(len + 1);
	Z_STRLEN_P(return_value) = php_stream_read(stream, Z_STRVAL_P(return_value), len);

	/* needed because recv/read/gzread doesnt put a null at the end*/
	Z_STRVAL_P(return_value)[Z_STRLEN_P(return_value)] = 0;

	if (PG(magic_quotes_runtime)) {
		Z_STRVAL_P(return_value) = php_addslashes(Z_STRVAL_P(return_value), 
				Z_STRLEN_P(return_value), &Z_STRLEN_P(return_value), 1 TSRMLS_CC);
	}
	Z_TYPE_P(return_value) = IS_STRING;
}
/* }}} */

/* {{{ proto array fgetcsv(resource fp, int length [, string delimiter [, string enclosure]])
   Get line from file pointer and parse for CSV fields */
PHP_FUNCTION(fgetcsv)
{
	char *temp, *tptr, *bptr, *lineEnd;
	char delimiter = ',';	/* allow this to be set as parameter */
	char enclosure = '"';	/* allow this to be set as parameter */

	/* first section exactly as php_fgetss */

	zval **fd, **bytes, **p_delim, **p_enclosure;
	int len, temp_len;
	char *buf;
	php_stream *stream;

	switch(ZEND_NUM_ARGS()) {
	case 2:
		if (zend_get_parameters_ex(2, &fd, &bytes) == FAILURE) {
			WRONG_PARAM_COUNT;
		}
		break;

	case 3:
		if (zend_get_parameters_ex(3, &fd, &bytes, &p_delim) == FAILURE) {
			WRONG_PARAM_COUNT;
		}
		convert_to_string_ex(p_delim);
		/* Make sure that there is at least one character in string */
		if (Z_STRLEN_PP(p_delim) < 1) {
			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Third parameter must be a character");
			return;
		}
		/* use first character from string */
		delimiter = Z_STRVAL_PP(p_delim)[0];
		break;

	case 4:
		if (zend_get_parameters_ex(4, &fd, &bytes, &p_delim, &p_enclosure) == FAILURE) {
			WRONG_PARAM_COUNT;
		}
		convert_to_string_ex(p_delim);
		/* Make sure that there is at least one character in string */
		if (Z_STRLEN_PP(p_delim) < 1) {
			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Third parameter must be a character");
			return;
		}
		/* use first character from string */
		delimiter = Z_STRVAL_PP(p_delim)[0];

		convert_to_string_ex(p_enclosure);
		/* use first character from string */
		enclosure = Z_STRVAL_PP(p_enclosure)[0];
		
		break;

	default:
		WRONG_PARAM_COUNT;
		/* NOTREACHED */
		break;
	}

	php_stream_from_zval(stream, fd);

	convert_to_long_ex(bytes);
	len = Z_LVAL_PP(bytes);
	if (len < 0) {
		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Length parameter may not be negative");
		RETURN_FALSE;
	}

	buf = emalloc(len + 1);
	/* needed because recv/read/gzread doesnt set null char at end */
	memset(buf, 0, len + 1);

	if (php_stream_gets(stream, buf, len) == NULL) {
		efree(buf);
		RETURN_FALSE;
	}

	/* Now into new section that parses buf for delimiter/enclosure fields */

	/* Strip trailing space from buf, saving end of line in case required for enclosure field */

	lineEnd = emalloc(len + 1);
	bptr = buf;
	tptr = buf + strlen(buf) -1;
	while ( isspace((int)*(unsigned char *)tptr) && (*tptr!=delimiter) && (tptr > bptr) ) tptr--;
	tptr++;
	strcpy(lineEnd, tptr);

	/* add single space - makes it easier to parse trailing null field */
	*tptr++ = ' ';
	*tptr = 0;

	/* reserve workspace for building each individual field */

	temp_len = len;
	temp = emalloc(temp_len + 1);	/* unlikely but possible! */
	tptr = temp;

	/* Initialize return array */
	array_init(return_value);

	/* Main loop to read CSV fields */
	/* NB this routine will return a single null entry for a blank line */

	do {
		/* 1. Strip any leading space */
		while(isspace((int)*(unsigned char *)bptr) && (*bptr!=delimiter)) bptr++;
		/* 2. Read field, leaving bptr pointing at start of next field */
		if (enclosure && *bptr == enclosure) {
			bptr++;	/* move on to first character in field */

			/* 2A. handle enclosure delimited field */
			while (*bptr) {
				/* we need to determine if the enclosure is 'real' or is it escaped */
				if (*(bptr - 1) == '\\') {
					int escape_cnt = 0;
					char *bptr_p = bptr - 2;
				
					while (bptr_p > buf && *bptr_p == '\\') {
						escape_cnt++;
						bptr_p--;
					}
					if (!(escape_cnt % 2)) {
						goto normal_char;
						continue;
					}
				}
			
				if (*bptr == enclosure) {
					/* handle the enclosure */
					if ( *(bptr+1) == enclosure) {
					/* embedded enclosure */
						*tptr++ = *bptr; bptr +=2;
					} else {
					/* must be end of string - skip to start of next field or end */
						while ( (*bptr != delimiter) && *bptr ) bptr++;
						if (*bptr == delimiter) bptr++;
						*tptr=0;	/* terminate temporary string */
						break;	/* .. from handling this field - resumes at 3. */
					}
				} else {
normal_char:
				/* normal character */
					*tptr++ = *bptr++;

					if (*bptr == 0) {       /* embedded line end? */
						*(tptr-1)=0;            /* remove space character added on reading line */
						strcat(temp, lineEnd);   /* add the embedded line end to the field */

						/* read a new line from input, as at start of routine */
						memset(buf, 0, len+1);

						if (php_stream_gets(stream, buf, len) == NULL) {
							/* we've got an unterminated enclosure, assign all the data
							 * from the start of the enclosure to end of data to the last element
							 */
							if (temp_len > len) { 
								break;
							}
							
							efree(lineEnd); 
							efree(temp); 
							efree(buf);
							zval_dtor(return_value);
							RETURN_FALSE;
						}

						temp_len += len;
						temp = erealloc(temp, temp_len+1);
						bptr = buf;
						tptr = buf + strlen(buf) -1;
						while (isspace((int)*(unsigned char *)tptr) && (*tptr!=delimiter) && (tptr > bptr)) 
							tptr--;
						tptr++; 
						strcpy(lineEnd, tptr);
						*tptr++ = ' ';  
						*tptr = 0;

						tptr = temp;      /* reset temp pointer to end of field as read so far */
						while (*tptr) 
							tptr++;
					}
				}
			}
		} else {
			/* 2B. Handle non-enclosure field */
			while ((*bptr != delimiter) && *bptr) 
				*tptr++ = *bptr++;
			*tptr=0;	/* terminate temporary string */

			if (strlen(temp)) {
				tptr--;
				while (isspace((int)*(unsigned char *)tptr) && (*tptr!=delimiter)) 
					*tptr-- = 0;	/* strip any trailing spaces */
			}
			
			if (*bptr == delimiter) 
				bptr++;
		}

		/* 3. Now pass our field back to php */
		add_next_index_string(return_value, temp, 1);
		tptr = temp;
	} while (*bptr);

	efree(lineEnd);
	efree(temp);
	efree(buf);
}
/* }}} */

#if (!defined(PHP_WIN32) && !defined(__BEOS__) && !defined(NETWARE) && HAVE_REALPATH) || defined(ZTS)
/* {{{ proto string realpath(string path)
   Return the resolved path */
PHP_FUNCTION(realpath)
{
	zval **path;
	char resolved_path_buff[MAXPATHLEN];

	if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(ZEND_NUM_ARGS(), &path) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	convert_to_string_ex(path);

	if (VCWD_REALPATH(Z_STRVAL_PP(path), resolved_path_buff)) {
		RETURN_STRING(resolved_path_buff, 1);
	} else {
		RETURN_FALSE;
	}
}
/* }}} */
#endif

/* See http://www.w3.org/TR/html4/intro/sgmltut.html#h-3.2.2 */
#define PHP_META_HTML401_CHARS "-_.:"

/* {{{ php_next_meta_token
   Tokenizes an HTML file for get_meta_tags */
php_meta_tags_token php_next_meta_token(php_meta_tags_data *md TSRMLS_DC)
{
	int ch = 0, compliment;
	char buff[META_DEF_BUFSIZE + 1];

	memset((void *)buff, 0, META_DEF_BUFSIZE + 1);

	while (md->ulc || (!php_stream_eof(md->stream) && (ch = php_stream_getc(md->stream)))) {
		if(php_stream_eof(md->stream))
			break;

		if (md->ulc) {
			ch = md->lc;
			md->ulc = 0;
		}

        switch (ch) {
        case '<':
            return TOK_OPENTAG;
            break;
        case '>':
            return TOK_CLOSETAG;
            break;
        case '=':
            return TOK_EQUAL;
            break;
        case '/':
            return TOK_SLASH;
            break;
        case '\'':
        case '"':
            compliment = ch;
            md->token_len = 0;
            while (!php_stream_eof(md->stream) &&
				   (ch = php_stream_getc(md->stream)) &&
				   ch != compliment && ch != '<' && ch != '>') {

				buff[(md->token_len)++] = ch;

				if (md->token_len == META_DEF_BUFSIZE)
					break;
			}

			if (ch == '<' || ch == '>') {
				/* Was just an apostrohpe */
				md->ulc = 1;
				md->lc  = ch;
			}

			/* We don't need to alloc unless we are in a meta tag */
			if (md->in_meta) {
				md->token_data = (char *) emalloc(md->token_len + 1);
				memcpy(md->token_data, buff, md->token_len+1);
			}

			return TOK_STRING;
			break;
		case '\n':
		case '\r':
		case '\t':
			break;
		case ' ':
            return TOK_SPACE;
            break;
        default:
            if (isalnum(ch)) {
                md->token_len = 0;
                buff[(md->token_len)++] = ch;
				while (!php_stream_eof(md->stream) &&
					   (ch = php_stream_getc(md->stream)) &&
					   (isalnum(ch) || strchr(PHP_META_HTML401_CHARS, ch))) {

					buff[(md->token_len)++] = ch;

					if (md->token_len == META_DEF_BUFSIZE)
						break;
				}

				/* This is ugly, but we have to replace ungetc */
                if (!isalpha(ch) && ch != '-') {
					md->ulc = 1;
					md->lc  = ch;
				}

                md->token_data = (char *) emalloc(md->token_len + 1);
                memcpy(md->token_data, buff, md->token_len+1);

				return TOK_ID;
			} else {
				return TOK_OTHER;
			}
			break;
		}
	}

	return TOK_EOF;
}

/* }}} */

#ifdef HAVE_FNMATCH
/* {{{ proto bool fnmatch(string pattern, string filename [, int flags])
   Match filename against pattern */
PHP_FUNCTION(fnmatch)
{
	char *pattern = NULL;
	char *filename = NULL;
	int argc = ZEND_NUM_ARGS();
	int pattern_len;
	int filename_len;
	long flags=0;

	if (zend_parse_parameters(argc TSRMLS_CC, "ss|l", 
							  &pattern, &pattern_len, 
							  &filename, &filename_len, 
							  &flags) 
		== FAILURE) 
		return;
	
	RETURN_BOOL( ! fnmatch( pattern, filename, flags ));
}
/* }}} */
#endif

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */