diff options
Diffstat (limited to 'ext/standard/file.c')
| -rw-r--r-- | ext/standard/file.c | 2828 |
1 files changed, 0 insertions, 2828 deletions
diff --git a/ext/standard/file.c b/ext/standard/file.c deleted file mode 100644 index 9da076e08a..0000000000 --- a/ext/standard/file.c +++ /dev/null @@ -1,2828 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | 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 - -#ifndef MAP_FAILED -#define MAP_FAILED ((void *) -1) -#endif - -#include "scanf.h" -#include "zend_API.h" - -#ifdef ZTS -int file_globals_id; -#else -php_file_globals file_globals; -#endif - -#ifdef HAVE_FNMATCH -#include <fnmatch.h> -#endif - -/* }}} */ -/* {{{ ZTS-stuff / Globals / Prototypes */ - -/* sharing globals is *evil* */ -static int le_stream_context = FAILURE; - -/* }}} */ -/* {{{ 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 stream_get_meta_data(resource fp) - Retrieves header/meta data from streams/file pointers */ -PHP_FUNCTION(stream_get_meta_data) -{ - zval **arg1; - php_stream *stream; - zval *newval; - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg1) == FAILURE) { - WRONG_PARAM_COUNT; - } - php_stream_from_zval(stream, arg1); - - array_init(return_value); - - if (stream->wrapperdata) { - MAKE_STD_ZVAL(newval); - *newval = *(stream->wrapperdata); - zval_copy_ctor(newval); - - add_assoc_zval(return_value, "wrapper_data", newval); - } - if (stream->wrapper) { - add_assoc_string(return_value, "wrapper_type", (char *)stream->wrapper->wops->label, 1); - } - add_assoc_string(return_value, "stream_type", (char *)stream->ops->label, 1); - -#if 0 /* TODO: needs updating for new filter API */ - if (stream->filterhead) { - php_stream_filter *filter; - - MAKE_STD_ZVAL(newval); - array_init(newval); - - for (filter = stream->filterhead; filter != NULL; filter = filter->next) { - add_next_index_string(newval, (char *)filter->fops->label, 1); - } - - add_assoc_zval(return_value, "filters", newval); - } -#endif - - add_assoc_long(return_value, "unread_bytes", stream->writepos - stream->readpos); - -#if 0 - if (php_stream_is(stream, PHP_STREAM_IS_SOCKET)) { - php_netstream_data_t *sock = PHP_NETSTREAM_DATA_FROM_STREAM(stream); - - add_assoc_bool(return_value, "timed_out", sock->timeout_event); - add_assoc_bool(return_value, "blocked", sock->is_blocked); - add_assoc_bool(return_value, "eof", stream->eof); - } else { -#endif - add_assoc_bool(return_value, "timed_out", 0); - add_assoc_bool(return_value, "blocked", 1); - add_assoc_bool(return_value, "eof", php_stream_eof(stream)); -#if 0 - } -#endif - -} -/* }}} */ - -/* {{{ proto array stream_get_wrappers() - Retrieves list of registered stream wrappers */ -PHP_FUNCTION(stream_get_wrappers) -{ - HashTable *url_stream_wrappers_hash; - char *stream_protocol; - int key_flags, stream_protocol_len = 0; - - if (ZEND_NUM_ARGS() != 0) { - WRONG_PARAM_COUNT; - } - - if ((url_stream_wrappers_hash = php_stream_get_url_stream_wrappers_hash())) { - array_init(return_value); - for(zend_hash_internal_pointer_reset(url_stream_wrappers_hash); - (key_flags = zend_hash_get_current_key_ex(url_stream_wrappers_hash, &stream_protocol, &stream_protocol_len, NULL, 0, NULL)) != HASH_KEY_NON_EXISTANT; - zend_hash_move_forward(url_stream_wrappers_hash)) { - if (key_flags == HASH_KEY_IS_STRING) { - add_next_index_stringl(return_value, stream_protocol, stream_protocol_len, 1); - } - } - } else { - RETURN_FALSE; - } - -} -/* }}} */ - -/* {{{ stream_select related functions */ -static int stream_array_to_fd_set(zval *stream_array, fd_set *fds, int *max_fd TSRMLS_DC) -{ - zval **elem; - php_stream *stream; - int this_fd; - - if (Z_TYPE_P(stream_array) != IS_ARRAY) { - return 0; - } - for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(stream_array)); - zend_hash_get_current_data(Z_ARRVAL_P(stream_array), (void **) &elem) == SUCCESS; - zend_hash_move_forward(Z_ARRVAL_P(stream_array))) { - - php_stream_from_zval_no_verify(stream, elem); - if (stream == NULL) { - continue; - } - /* get the fd. - * NB: Most other code will NOT use the PHP_STREAM_CAST_INTERNAL flag - * when casting. It is only used here so that the buffered data warning - * is not displayed. - * */ - if (SUCCESS == php_stream_cast(stream, PHP_STREAM_AS_FD | PHP_STREAM_CAST_INTERNAL, (void*)&this_fd, 1)) { - FD_SET(this_fd, fds); - if (this_fd > *max_fd) { - *max_fd = this_fd; - } - } - } - return 1; -} - -static int stream_array_from_fd_set(zval *stream_array, fd_set *fds TSRMLS_DC) -{ - zval **elem, **dest_elem; - php_stream *stream; - HashTable *new_hash; - int this_fd, ret = 0; - - if (Z_TYPE_P(stream_array) != IS_ARRAY) { - return 0; - } - ALLOC_HASHTABLE(new_hash); - zend_hash_init(new_hash, 0, NULL, ZVAL_PTR_DTOR, 0); - - for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(stream_array)); - zend_hash_get_current_data(Z_ARRVAL_P(stream_array), (void **) &elem) == SUCCESS; - zend_hash_move_forward(Z_ARRVAL_P(stream_array))) { - - php_stream_from_zval_no_verify(stream, elem); - if (stream == NULL) { - continue; - } - /* get the fd - * NB: Most other code will NOT use the PHP_STREAM_CAST_INTERNAL flag - * when casting. It is only used here so that the buffered data warning - * is not displayed. - */ - if (SUCCESS == php_stream_cast(stream, PHP_STREAM_AS_FD | PHP_STREAM_CAST_INTERNAL, (void*)&this_fd, 1)) { - if (FD_ISSET(this_fd, fds)) { - zend_hash_next_index_insert(new_hash, (void *)elem, sizeof(zval *), (void **)&dest_elem); - if (dest_elem) { - zval_add_ref(dest_elem); - } - ret++; - continue; - } - } - } - - /* destroy old array and add new one */ - zend_hash_destroy(Z_ARRVAL_P(stream_array)); - efree(Z_ARRVAL_P(stream_array)); - - zend_hash_internal_pointer_reset(new_hash); - Z_ARRVAL_P(stream_array) = new_hash; - - return ret; -} - -static int stream_array_emulate_read_fd_set(zval *stream_array TSRMLS_DC) -{ - zval **elem, **dest_elem; - php_stream *stream; - HashTable *new_hash; - int ret = 0; - - if (Z_TYPE_P(stream_array) != IS_ARRAY) { - return 0; - } - ALLOC_HASHTABLE(new_hash); - zend_hash_init(new_hash, 0, NULL, ZVAL_PTR_DTOR, 0); - - for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(stream_array)); - zend_hash_get_current_data(Z_ARRVAL_P(stream_array), (void **) &elem) == SUCCESS; - zend_hash_move_forward(Z_ARRVAL_P(stream_array))) { - - php_stream_from_zval_no_verify(stream, elem); - if (stream == NULL) { - continue; - } - if ((stream->writepos - stream->readpos) > 0) { - /* allow readable non-descriptor based streams to participate in stream_select. - * Non-descriptor streams will only "work" if they have previously buffered the - * data. Not ideal, but better than nothing. - * This branch of code also allows blocking streams with buffered data to - * operate correctly in stream_select. - * */ - zend_hash_next_index_insert(new_hash, (void *)elem, sizeof(zval *), (void **)&dest_elem); - if (dest_elem) { - zval_add_ref(dest_elem); - } - ret++; - continue; - } - } - - if (ret > 0) { - /* destroy old array and add new one */ - zend_hash_destroy(Z_ARRVAL_P(stream_array)); - efree(Z_ARRVAL_P(stream_array)); - - zend_hash_internal_pointer_reset(new_hash); - Z_ARRVAL_P(stream_array) = new_hash; - } else { - zend_hash_destroy(new_hash); - FREE_HASHTABLE(new_hash); - } - - return ret; -} -/* }}} */ - -#ifdef PHP_WIN32 -/* Win32 select() will only work with sockets, so we roll our own implementation that will - * get the OS file handle from regular fd's and sockets and then use WaitForMultipleObjects(). - * This implementation is not as feature-full as posix select, but it works for our purposes - */ -static int php_select(int max_fd, fd_set *rfds, fd_set *wfds, fd_set *efds, struct timeval *tv) -{ - HANDLE *handles; - DWORD waitret; - DWORD ms_total; - int i, f, s, fd_count = 0, sock_count = 0; - int retval; - fd_set ard, awr, aex; /* active fd sets */ - - for (i = 0; i < max_fd; i++) { - if (FD_ISSET(i, rfds) || FD_ISSET(i, wfds) || FD_ISSET(i, efds)) { - if (_get_osfhandle(i) == 0xffffffff) { - /* it is a socket */ - sock_count++; - } else { - fd_count++; - } - } - } - - if (fd_count + sock_count == 0) { - return 0; - } - - handles = (HANDLE*)emalloc((fd_count + sock_count) * sizeof(HANDLE)); - - /* populate the events and handles arrays */ - f = 0; - s = 0; - for (i = 0; i < max_fd; i++) { - if (FD_ISSET(i, rfds) || FD_ISSET(i, wfds) || FD_ISSET(i, efds)) { - long h = _get_osfhandle(i); - if (h == 0xFFFFFFFF) { - HANDLE evt; - long evt_flags = 0; - - if (FD_ISSET(i, rfds)) { - evt_flags |= FD_READ|FD_CONNECT|FD_ACCEPT|FD_CLOSE; - } - if (FD_ISSET(i, wfds)) { - evt_flags |= FD_WRITE; - } - if (FD_ISSET(i, efds)) { - evt_flags |= FD_OOB; - } - - evt = WSACreateEvent(); - WSAEventSelect(i, evt, evt_flags); - - handles[fd_count + s] = evt; - s++; - } else { - handles[f++] = (HANDLE)h; - } - } - } - - /* calculate how long we need to wait in milliseconds */ - if (tv == NULL) { - ms_total = INFINITE; - } else { - ms_total = tv->tv_sec * 1000; - ms_total += tv->tv_usec / 1000; - } - - waitret = MsgWaitForMultipleObjects(fd_count + sock_count, handles, FALSE, ms_total, QS_ALLEVENTS); - - if (waitret == WAIT_TIMEOUT) { - retval = 0; - } else if (waitret == 0xFFFFFFFF) { - retval = -1; - } else { - - FD_ZERO(&ard); - FD_ZERO(&awr); - FD_ZERO(&aex); - - f = 0; - retval = 0; - for (i = 0; i < max_fd; i++) { - if (FD_ISSET(i, rfds) || FD_ISSET(i, wfds) || FD_ISSET(i, efds)) { - if (f >= fd_count) { - /* socket event */ - HANDLE evt = handles[f]; - - if (WAIT_OBJECT_0 == WaitForSingleObject(evt, 0)) { - /* check for various signal states */ - if (FD_ISSET(i, rfds)) { - WSAEventSelect(i, evt, FD_READ|FD_CONNECT|FD_ACCEPT|FD_CLOSE); - if (WAIT_OBJECT_0 == WaitForSingleObject(evt, 0)) { - FD_SET(i, &ard); - } - } - if (FD_ISSET(i, wfds)) { - WSAEventSelect(i, evt, FD_WRITE); - if (WAIT_OBJECT_0 == WaitForSingleObject(evt, 0)) { - FD_SET(i, &awr); - } - } - if (FD_ISSET(i, efds)) { - WSAEventSelect(i, evt, FD_OOB); - if (WAIT_OBJECT_0 == WaitForSingleObject(evt, 0)) { - FD_SET(i, &aex); - } - } - retval++; - } - - WSACloseEvent(evt); - - } else { - if (WAIT_OBJECT_0 == WaitForSingleObject(handles[f], 0)) { - if (FD_ISSET(i, rfds)) { - FD_SET(i, &ard); - } - if (FD_ISSET(i, wfds)) { - FD_SET(i, &awr); - } - if (FD_ISSET(i, efds)) { - FD_SET(i, &aex); - } - retval++; - } - - } - f++; - } - } - - if (rfds) { - *rfds = ard; - } - if (wfds) { - *wfds = awr; - } - if (efds) { - *efds = aex; - } - } - - efree(handles); - - return retval; -} -#else -#define php_select(m, r, w, e, t) select(m, r, w, e, t) -#endif - -/* {{{ proto int stream_select(array &read_streams, array &write_streams, array &except_streams, int tv_sec[, int tv_usec]) - Runs the select() system call on the sets of streams with a timeout specified by tv_sec and tv_usec */ -PHP_FUNCTION(stream_select) -{ - zval *r_array, *w_array, *e_array, *sec; - struct timeval tv; - struct timeval *tv_p = NULL; - fd_set rfds, wfds, efds; - int max_fd = 0; - int retval, sets = 0, usec = 0; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a!a!a!z!|l", &r_array, &w_array, &e_array, &sec, &usec) == FAILURE) - return; - - FD_ZERO(&rfds); - FD_ZERO(&wfds); - FD_ZERO(&efds); - - if (r_array != NULL) sets += stream_array_to_fd_set(r_array, &rfds, &max_fd TSRMLS_CC); - if (w_array != NULL) sets += stream_array_to_fd_set(w_array, &wfds, &max_fd TSRMLS_CC); - if (e_array != NULL) sets += stream_array_to_fd_set(e_array, &efds, &max_fd TSRMLS_CC); - - if (!sets) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "No stream arrays were passed"); - RETURN_FALSE; - } - - /* If seconds is not set to null, build the timeval, else we wait indefinitely */ - if (sec != NULL) { - convert_to_long_ex(&sec); - tv.tv_sec = Z_LVAL_P(sec); - tv.tv_usec = usec; - tv_p = &tv; - } - - /* slight hack to support buffered data; if there is data sitting in the - * read buffer of any of the streams in the read array, let's pretend - * that we selected, but return only the readable sockets */ - if (r_array != NULL) { - - retval = stream_array_emulate_read_fd_set(r_array TSRMLS_CC); - if (retval > 0) { - RETURN_LONG(retval); - } - } - - retval = php_select(max_fd+1, &rfds, &wfds, &efds, tv_p); - - if (retval == -1) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to select [%d]: %s (max_fd=%d)", - errno, strerror(errno), max_fd); - RETURN_FALSE; - } - - if (r_array != NULL) stream_array_from_fd_set(r_array, &rfds TSRMLS_CC); - if (w_array != NULL) stream_array_from_fd_set(w_array, &wfds TSRMLS_CC); - if (e_array != NULL) stream_array_from_fd_set(e_array, &efds TSRMLS_CC); - - RETURN_LONG(retval); -} -/* }}} */ - -/* {{{ stream_context related functions */ -static void user_space_stream_notifier(php_stream_context *context, int notifycode, int severity, - char *xmsg, int xcode, size_t bytes_sofar, size_t bytes_max, void * ptr TSRMLS_DC) -{ - zval *callback = (zval*)context->notifier->ptr; - zval *retval = NULL; - zval zvs[6]; - zval *ps[6]; - zval **ptps[6]; - int i; - - for (i = 0; i < 6; i++) { - INIT_ZVAL(zvs[i]); - ps[i] = &zvs[i]; - ptps[i] = &ps[i]; - } - - ZVAL_LONG(ps[0], notifycode); - ZVAL_LONG(ps[1], severity); - if (xmsg) { - ZVAL_STRING(ps[2], xmsg, 0); - } else { - ZVAL_NULL(ps[2]); - } - ZVAL_LONG(ps[3], xcode); - ZVAL_LONG(ps[4], bytes_sofar); - ZVAL_LONG(ps[5], bytes_max); - - if (FAILURE == call_user_function_ex(EG(function_table), NULL, callback, &retval, 6, ptps, 0, NULL TSRMLS_CC)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "failed to call user notifier"); - } - if (retval) { - zval_ptr_dtor(&retval); - } -} - -static int parse_context_options(php_stream_context *context, zval *options) -{ - HashPosition pos, opos; - zval **wval, **oval; - char *wkey, *okey; - int wkey_len, okey_len; - int ret = SUCCESS; - - zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(options), &pos); - while (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_P(options), (void**)&wval, &pos)) { - if (HASH_KEY_IS_STRING == zend_hash_get_current_key_ex(Z_ARRVAL_P(options), &wkey, &wkey_len, NULL, 0, &pos) - && Z_TYPE_PP(wval) == IS_ARRAY) { - - zend_hash_internal_pointer_reset_ex(Z_ARRVAL_PP(wval), &opos); - while (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_PP(wval), (void**)&oval, &opos)) { - - if (HASH_KEY_IS_STRING == zend_hash_get_current_key_ex(Z_ARRVAL_PP(wval), &okey, &okey_len, NULL, 0, &opos)) { - ZVAL_ADDREF(*oval); - php_stream_context_set_option(context, wkey, okey, *oval); - } - zend_hash_move_forward_ex(Z_ARRVAL_PP(wval), &opos); - } - - } else { - zend_error(E_WARNING, "options should have the form [\"wrappername\"][\"optionname\"] = $value"); - } - zend_hash_move_forward_ex(Z_ARRVAL_P(options), &pos); - } - - return ret; -} - -static int parse_context_params(php_stream_context *context, zval *params) -{ - int ret = SUCCESS; - zval **tmp; - - if (SUCCESS == zend_hash_find(Z_ARRVAL_P(params), "notification", sizeof("notification"), (void**)&tmp)) { - - if (context->notifier) { - php_stream_notification_free(context->notifier); - context->notifier = NULL; - } - - context->notifier = php_stream_notification_alloc(); - context->notifier->func = user_space_stream_notifier; - context->notifier->ptr = *tmp; - ZVAL_ADDREF(*tmp); - } - if (SUCCESS == zend_hash_find(Z_ARRVAL_P(params), "options", sizeof("options"), (void**)&tmp)) { - parse_context_options(context, *tmp); - } - - return ret; -} - -/* given a zval which is either a stream or a context, return the underlying - * stream_context. If it is a stream that does not have a context assigned, it - * will create and assign a context and return that. */ -static php_stream_context *decode_context_param(zval *contextresource TSRMLS_DC) -{ - php_stream_context *context = NULL; - - context = zend_fetch_resource(&contextresource TSRMLS_CC, -1, "Stream-Context", NULL, 1, le_stream_context); - if (context == NULL) { - php_stream *stream; - - php_stream_from_zval_no_verify(stream, &contextresource); - - if (stream) { - context = stream->context; - if (context == NULL) { - context = stream->context = php_stream_context_alloc(); - } - } - } - - return context; -} -/* }}} */ - -/* {{{ proto array stream_context_get_options(resource context|resource stream) - Retrieve options for a stream/wrapper/context */ -PHP_FUNCTION(stream_context_get_options) -{ - zval *zcontext; - php_stream_context *context; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zcontext) == FAILURE) { - RETURN_FALSE; - } - context = decode_context_param(zcontext TSRMLS_CC); - ZEND_VERIFY_RESOURCE(context); - - array_init(return_value); - *return_value = *context->options; - zval_copy_ctor(return_value); - -} -/* }}} */ - -/* {{{ proto bool stream_context_set_option(resource context|resource stream, string wrappername, string optionname, mixed value) - Set an option for a wrapper */ -PHP_FUNCTION(stream_context_set_option) -{ - zval *options = NULL, *zcontext = NULL, *zvalue = NULL; - php_stream_context *context; - char *wrappername, *optionname; - int wrapperlen, optionlen; - - if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, - "rssz", &zcontext, &wrappername, &wrapperlen, - &optionname, &optionlen, &zvalue) == FAILURE) { - if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, - "ra", &zcontext, &options) == FAILURE) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "called with wrong number or type of parameters; please RTM"); - RETURN_FALSE; - } - } - - /* figure out where the context is coming from exactly */ - context = decode_context_param(zcontext TSRMLS_CC); - ZEND_VERIFY_RESOURCE(context); - - if (options) { - /* handle the array syntax */ - RETVAL_BOOL(parse_context_options(context, options) == SUCCESS); - } else { - ZVAL_ADDREF(zvalue); - php_stream_context_set_option(context, wrappername, optionname, zvalue); - RETVAL_TRUE; - } -} -/* }}} */ - -/* {{{ proto bool stream_context_set_params(resource context|resource stream, array options) - Set parameters for a file context */ -PHP_FUNCTION(stream_context_set_params) -{ - zval *params, *zcontext; - php_stream_context *context; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ra", &zcontext, ¶ms) == FAILURE) { - RETURN_FALSE; - } - - context = decode_context_param(zcontext TSRMLS_CC); - ZEND_VERIFY_RESOURCE(context); - - RETVAL_BOOL(parse_context_params(context, params) == SUCCESS); -} -/* }}} */ - -/* {{{ proto resource stream_context_create([array options]) - Create a file context and optionally set parameters */ -PHP_FUNCTION(stream_context_create) -{ - zval *params = NULL; - php_stream_context *context; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|a", ¶ms) == FAILURE) { - RETURN_FALSE; - } - - context = php_stream_context_alloc(); - - if (params) { - parse_context_options(context, params); - } - - ZEND_REGISTER_RESOURCE(return_value, context, le_stream_context); -} -/* }}} */ - -/* {{{ streams filter functions */ -static void apply_filter_to_stream(int append, INTERNAL_FUNCTION_PARAMETERS) -{ - zval *zstream; - php_stream *stream; - char *filtername, *filterparams = NULL; - int filternamelen, filterparamslen = 0, read_write = 0; - php_stream_filter *filter; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|ls", &zstream, - &filtername, &filternamelen, &read_write, &filterparams, &filterparamslen) == FAILURE) { - RETURN_FALSE; - } - - php_stream_from_zval(stream, &zstream); - - if ((read_write & PHP_STREAM_FILTER_ALL) == 0) { - /* Chain not specified. - * Examine stream->mode to determine which filters are needed - * There's no harm in attaching a filter to an unused chain, - * but why waste the memory and clock cycles? - */ - if (strchr(stream->mode, 'r') || strchr(stream->mode, '+')) { - read_write |= PHP_STREAM_FILTER_READ; - } - if (strchr(stream->mode, 'w') || strchr(stream->mode, '+') || strchr(stream->mode, 'a')) { - read_write |= PHP_STREAM_FILTER_WRITE; - } - } - - if (read_write & PHP_STREAM_FILTER_READ) { - filter = php_stream_filter_create(filtername, filterparams, filterparamslen, php_stream_is_persistent(stream) TSRMLS_CC); - if (filter == NULL) { - RETURN_FALSE; - } - - if (append) { - php_stream_filter_append(&stream->readfilters, filter); - } else { - php_stream_filter_prepend(&stream->readfilters, filter); - } - } - - if (read_write & PHP_STREAM_FILTER_WRITE) { - filter = php_stream_filter_create(filtername, filterparams, filterparamslen, php_stream_is_persistent(stream) TSRMLS_CC); - if (filter == NULL) { - RETURN_FALSE; - } - - if (append) { - php_stream_filter_append(&stream->writefilters, filter); - } else { - php_stream_filter_prepend(&stream->writefilters, filter); - } - } - - RETURN_TRUE; -} - -/* {{{ proto bool stream_filter_prepend(resource stream, string filtername[, int read_write[, string filterparams]]) - Prepend a filter to a stream */ -PHP_FUNCTION(stream_filter_prepend) -{ - apply_filter_to_stream(0, INTERNAL_FUNCTION_PARAM_PASSTHRU); -} -/* }}} */ - -/* {{{ proto bool stream_filter_append(resource stream, string filtername[, int read_write[, string filterparams]]) - Append a filter to a stream */ -PHP_FUNCTION(stream_filter_append) -{ - apply_filter_to_stream(1, INTERNAL_FUNCTION_PARAM_PASSTHRU); -} -/* }}} */ - -/* {{{ proto string stream_get_line(resource stream, int maxlen, string ending) - Read up to maxlen bytes from a stream or until the ending string is found */ -PHP_FUNCTION(stream_get_line) -{ - char *str; - int str_len; - long max_length; - zval *zstream; - char *buf; - size_t buf_size; - php_stream *stream; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rls", &zstream, &max_length, &str, &str_len) == FAILURE) { - RETURN_FALSE; - } - - if (max_length < 0) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "The maximum allowed length must be greater then or equal to zero."); - RETURN_FALSE; - } - - php_stream_from_zval(stream, &zstream); - - if ((buf = php_stream_get_record(stream, max_length, &buf_size, str, str_len TSRMLS_CC))) { - RETURN_STRINGL(buf, buf_size, 0); - } 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 bool stream_set_blocking(resource socket, int mode) - Set blocking/non-blocking mode on a socket or stream */ -PHP_FUNCTION(stream_set_blocking) -{ - zval **arg1, **arg2; - int block; - 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); - block = Z_LVAL_PP(arg2); - - if (php_stream_set_option(stream, PHP_STREAM_OPTION_BLOCKING, block == 0 ? 0 : 1, NULL) == -1) - RETURN_FALSE; - RETURN_TRUE; -} - -/* }}} */ - -/* {{{ proto bool set_socket_blocking(resource socket, int mode) - Set blocking/non-blocking mode on a socket */ -PHP_FUNCTION(set_socket_blocking) -{ - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "This function is deprecated, use stream_set_blocking() instead"); - PHP_FN(stream_set_blocking)(INTERNAL_FUNCTION_PARAM_PASSTHRU); -} -/* }}} */ - -/* {{{ proto bool stream_set_timeout(resource stream, int seconds, int microseconds) - Set timeout on stream read to seconds + microseonds */ -#if HAVE_SYS_TIME_H || defined(PHP_WIN32) -PHP_FUNCTION(stream_set_timeout) -{ - zval **socket, **seconds, **microseconds; - struct timeval t; - php_stream *stream; - - if (ZEND_NUM_ARGS() < 2 || ZEND_NUM_ARGS() > 3 || - zend_get_parameters_ex(ZEND_NUM_ARGS(), &socket, &seconds, µseconds)==FAILURE) { - WRONG_PARAM_COUNT; - } - - php_stream_from_zval(stream, socket); - - convert_to_long_ex(seconds); - t.tv_sec = Z_LVAL_PP(seconds); - - if (ZEND_NUM_ARGS() == 3) { - convert_to_long_ex(microseconds); - t.tv_usec = Z_LVAL_PP(microseconds) % 1000000; - t.tv_sec += Z_LVAL_PP(microseconds) / 1000000; - } - else - t.tv_usec = 0; - - if (PHP_STREAM_OPTION_RETURN_OK == php_stream_set_option(stream, PHP_STREAM_OPTION_READ_TIMEOUT, 0, &t)) { - RETURN_TRUE; - } - - RETURN_FALSE; -} -#endif /* HAVE_SYS_TIME_H || defined(PHP_WIN32) */ -/* }}} */ - -/* {{{ 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 int stream_set_write_buffer(resource fp, int buffer) - Set file write buffer */ -PHP_FUNCTION(stream_set_write_buffer) -{ - zval **arg1, **arg2; - int ret; - size_t buff; - php_stream *stream; - - switch (ZEND_NUM_ARGS()) { - case 2: - if (zend_get_parameters_ex(2, &arg1, &arg2)==FAILURE) { - RETURN_FALSE; - } - break; - default: - WRONG_PARAM_COUNT; - /* NOTREACHED */ - break; - } - - php_stream_from_zval(stream, arg1); - - convert_to_long_ex(arg2); - buff = Z_LVAL_PP(arg2); - - /* if buff is 0 then set to non-buffered */ - if (buff == 0) { - ret = php_stream_set_option(stream, PHP_STREAM_OPTION_WRITE_BUFFER, PHP_STREAM_BUFFER_NONE, NULL); - } else { - ret = php_stream_set_option(stream, PHP_STREAM_OPTION_WRITE_BUFFER, PHP_STREAM_BUFFER_FULL, &buff); - } - - RETURN_LONG(ret == 0 ? 0 : EOF); -} -/* }}} */ - -/* {{{ 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; - short int ret; - int fd; - 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 - */ |