diff options
Diffstat (limited to 'ext/standard/streamsfuncs.c')
| -rw-r--r-- | ext/standard/streamsfuncs.c | 1060 |
1 files changed, 0 insertions, 1060 deletions
diff --git a/ext/standard/streamsfuncs.c b/ext/standard/streamsfuncs.c deleted file mode 100644 index e6db9e8138..0000000000 --- a/ext/standard/streamsfuncs.c +++ /dev/null @@ -1,1060 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 4 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2003 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.0 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_0.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: Wez Furlong <wez@thebrainroom.com> | - | Sara Golemon <pollita@php.net> | - +----------------------------------------------------------------------+ -*/ - -/* $Id$ */ - -#include "php.h" -#include "php_globals.h" -#include "ext/standard/flock_compat.h" -#include "ext/standard/file.h" -#include "ext/standard/php_filestat.h" -#include "php_open_temporary_file.h" -#include "ext/standard/basic_functions.h" -#include "php_ini.h" -#include "streamsfuncs.h" -#include "php_network.h" -#include "php_string.h" - -#ifndef PHP_WIN32 -#define php_select(m, r, w, e, t) select(m, r, w, e, t) -#else -#include "win32/select.h" -#endif - -static php_stream_context *decode_context_param(zval *contextresource TSRMLS_DC); - -/* Streams based network functions */ - -/* {{{ proto resource stream_socket_client(string remoteaddress [, long &errcode, string &errstring, double timeout, long flags, resource context]) - Open a client connection to a remote address */ -PHP_FUNCTION(stream_socket_client) -{ - char *host; - long host_len; - zval *zerrno = NULL, *zerrstr = NULL, *zcontext = NULL; - double timeout = FG(default_socket_timeout); - unsigned long conv; - struct timeval tv; - char *hashkey = NULL; - php_stream *stream = NULL; - int err; - long flags = 0; - char *errstr = NULL; - php_stream_context *context = NULL; - - RETVAL_FALSE; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|zzd!lr", &host, &host_len, &zerrno, &zerrstr, &timeout, &flags, &zcontext) == FAILURE) { - RETURN_FALSE; - } - - context = php_stream_context_from_zval(zcontext, flags & PHP_FILE_NO_DEFAULT_CONTEXT); - - if (flags & PHP_STREAM_CLIENT_PERSISTENT) { - spprintf(&hashkey, 0, "stream_socket_client__%s", host); - } - - /* prepare the timeout value for use */ - conv = (unsigned long) (timeout * 1000000.0); - tv.tv_sec = conv / 1000000; - tv.tv_usec = conv % 1000000; - - if (zerrno) { - zval_dtor(zerrno); - ZVAL_LONG(zerrno, 0); - } - if (zerrstr) { - zval_dtor(zerrstr); - ZVAL_STRING(zerrstr, "", 1); - } - - stream = php_stream_xport_create(host, host_len, ENFORCE_SAFE_MODE | REPORT_ERRORS, - STREAM_XPORT_CLIENT | STREAM_XPORT_CONNECT | - (flags & PHP_STREAM_CLIENT_ASYNC_CONNECT ? STREAM_XPORT_CONNECT_ASYNC : 0), - hashkey, &tv, context, &errstr, &err); - - if (stream == NULL) { - /* host might contain binary characters */ - char *quoted_host = php_addslashes(host, host_len, NULL, 0 TSRMLS_CC); - - php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to connect to %s (%s)", quoted_host, errstr == NULL ? "Unknown error" : errstr); - efree(quoted_host); - } - - if (hashkey) { - efree(hashkey); - } - - if (stream == NULL) { - if (zerrno) { - zval_dtor(zerrno); - ZVAL_LONG(zerrno, err); - } - if (zerrstr && errstr) { - /* no need to dup; we need to efree buf anyway */ - zval_dtor(zerrstr); - ZVAL_STRING(zerrstr, errstr, 0); - } else if (errstr) { - efree(errstr); - } - RETURN_FALSE; - } - - if (errstr) { - efree(errstr); - } - - php_stream_to_zval(stream, return_value); - - if (zcontext) { - zend_list_addref(Z_RESVAL_P(zcontext)); - } -} -/* }}} */ - -/* {{{ proto resource stream_socket_server(string localaddress [, long &errcode, string &errstring, long flags, resource context]) - Create a server socket bound to localaddress */ -PHP_FUNCTION(stream_socket_server) -{ - char *host; - long host_len; - zval *zerrno = NULL, *zerrstr = NULL, *zcontext = NULL; - php_stream *stream = NULL; - int err; - long flags = STREAM_XPORT_BIND | STREAM_XPORT_LISTEN; - char *errstr = NULL; - php_stream_context *context = NULL; - - RETVAL_FALSE; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|zzlr", &host, &host_len, &zerrno, &zerrstr, &flags, &zcontext) == FAILURE) { - RETURN_FALSE; - } - - context = php_stream_context_from_zval(zcontext, flags & PHP_FILE_NO_DEFAULT_CONTEXT); - - if (zerrno) { - zval_dtor(zerrno); - ZVAL_LONG(zerrno, 0); - } - if (zerrstr) { - zval_dtor(zerrstr); - ZVAL_STRING(zerrstr, "", 1); - } - - stream = php_stream_xport_create(host, host_len, ENFORCE_SAFE_MODE | REPORT_ERRORS, - STREAM_XPORT_SERVER | flags, - NULL, NULL, context, &errstr, &err); - - if (stream == NULL) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to connect to %s (%s)", host, errstr == NULL ? "Unknown error" : errstr); - } - - if (stream == NULL) { - if (zerrno) { - zval_dtor(zerrno); - ZVAL_LONG(zerrno, err); - } - if (zerrstr && errstr) { - /* no need to dup; we need to efree buf anyway */ - zval_dtor(zerrstr); - ZVAL_STRING(zerrstr, errstr, 0); - } - RETURN_FALSE; - } - - if (errstr) { - efree(errstr); - } - - php_stream_to_zval(stream, return_value); - - if (zcontext) { - zend_list_addref(Z_RESVAL_P(zcontext)); - } -} -/* }}} */ - -/* {{{ proto resource stream_socket_accept(resource serverstream, [ double timeout, string &peername ]) - Accept a client connection from a server socket */ -PHP_FUNCTION(stream_socket_accept) -{ - double timeout = FG(default_socket_timeout); - zval *peername = NULL; - unsigned long conv; - struct timeval tv; - php_stream *stream = NULL, *clistream = NULL; - zval *zstream; - - char *errstr = NULL; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|dz", &zstream, &timeout, &peername) == FAILURE) { - RETURN_FALSE; - } - - php_stream_from_zval(stream, &zstream); - - /* prepare the timeout value for use */ - conv = (unsigned long) (timeout * 1000000.0); - tv.tv_sec = conv / 1000000; - tv.tv_usec = conv % 1000000; - - if (peername) { - zval_dtor(peername); - ZVAL_STRING(peername, "", 1); - } - - if (0 == php_stream_xport_accept(stream, &clistream, - peername ? &Z_STRVAL_P(peername) : NULL, - peername ? &Z_STRLEN_P(peername) : NULL, - NULL, NULL, - &tv, &errstr - TSRMLS_CC) && clistream) { - - php_stream_to_zval(clistream, return_value); - } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "accept failed: %s", errstr ? errstr : "Unknown error"); - - RETVAL_FALSE; - } - - if (errstr) { - efree(errstr); - } -} -/* }}} */ - -/* {{{ proto string stream_socket_get_name(resource stream, bool want_peer) - Returns either the locally bound or remote name for a socket stream */ -PHP_FUNCTION(stream_socket_get_name) -{ - php_stream *stream; - zval *zstream; - zend_bool want_peer; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rb", &zstream, &want_peer) == FAILURE) { - RETURN_FALSE; - } - - php_stream_from_zval(stream, &zstream); - - Z_TYPE_P(return_value) = IS_STRING; - - if (0 != php_stream_xport_get_name(stream, want_peer, - &Z_STRVAL_P(return_value), - &Z_STRLEN_P(return_value), - NULL, NULL - TSRMLS_CC)) { - RETURN_FALSE; - } -} -/* }}} */ - -/* {{{ proto long stream_copy_to_stream(resource source, resource dest [, long maxlen ]) - Reads up to maxlen bytes from source stream and writes them to dest stream. */ -PHP_FUNCTION(stream_copy_to_stream) -{ - php_stream *src, *dest; - zval *zsrc, *zdest; - long maxlen = PHP_STREAM_COPY_ALL; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rr|l", &zsrc, &zdest, &maxlen) == FAILURE) { - RETURN_FALSE; - } - - php_stream_from_zval(src, &zsrc); - php_stream_from_zval(dest, &zdest); - - RETURN_LONG(php_stream_copy_to_stream(src, dest, maxlen)); -} -/* }}} */ - -/* {{{ 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); - - add_assoc_string(return_value, "mode", stream->mode, 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); - - add_assoc_bool(return_value, "seekable", (stream->ops->seek) && (stream->flags & PHP_STREAM_FLAG_NO_SEEK) == 0); - - if (!php_stream_populate_meta_data(stream, return_value)) { - 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)); - } - -} -/* }}} */ - -/* {{{ proto array stream_get_transports() - Retrieves list of registered socket transports */ -PHP_FUNCTION(stream_get_transports) -{ - HashTable *stream_xport_hash; - char *stream_xport; - int stream_xport_len; - ulong num_key; - - if (ZEND_NUM_ARGS() != 0) { - WRONG_PARAM_COUNT; - } - - if ((stream_xport_hash = php_stream_xport_get_hash())) { - array_init(return_value); - zend_hash_internal_pointer_reset(stream_xport_hash); - while (zend_hash_get_current_key_ex(stream_xport_hash, - &stream_xport, &stream_xport_len, - &num_key, 0, NULL) == HASH_KEY_IS_STRING) { - add_next_index_stringl(return_value, stream_xport, stream_xport_len, 1); - zend_hash_move_forward(stream_xport_hash); - } - } else { - RETURN_FALSE; - } -} -/* }}} */ - -/* {{{ 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; - ulong num_key; - - 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, &num_key, 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, php_socket_t *max_fd TSRMLS_DC) -{ - zval **elem; - php_stream *stream; - php_socket_t 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_FOR_SELECT | 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_FOR_SELECT | 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; -} -/* }}} */ - -/* {{{ 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); - - /* Solaris + BSD do not like microsecond values which are >= 1 sec */ - if (usec > 999999) { - tv.tv_sec = Z_LVAL_P(sec) + (usec / 1000000); - tv.tv_usec = usec % 1000000; - } else { - 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 void user_space_stream_notifier_dtor(php_stream_notifier *notifier) -{ - if (notifier && notifier->ptr) { - zval_ptr_dtor((zval **)&(notifier->ptr)); - notifier->ptr = NULL; - } -} - -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; - ulong num_key; - - 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, &num_key, 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, &num_key, 0, &opos)) { - 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); - context->notifier->dtor = user_space_stream_notifier_dtor; - } - 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, NULL, NULL, 1, php_le_stream_context()); - if (context == NULL) { - php_stream *stream; - - stream = zend_fetch_resource(&contextresource TSRMLS_CC, -1, NULL, NULL, 2, php_file_le_stream(), php_file_le_pstream); - - if (stream) { - context = stream->context; - if (context == NULL) { - /* Only way this happens is if file is opened with NO_DEFAULT_CONTEXT - param, but then something is called which requires a context. - Don't give them the default one though since they already said they - didn't want it. */ - 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); - if (!context) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid stream/context parameter."); - RETURN_FALSE; - } - - *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); - if (!context) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid stream/context parameter."); - RETURN_FALSE; - } - - if (options) { - /* handle the array syntax */ - RETVAL_BOOL(parse_context_options(context, options) == SUCCESS); - } else { - 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); - if (!context) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid stream/context parameter."); - RETURN_FALSE; - } - - 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); - } - - php_stream_context_to_zval(context, return_value); -} -/* }}} */ - -/* {{{ streams filter functions */ -static void apply_filter_to_stream(int append, INTERNAL_FUNCTION_PARAMETERS) -{ - zval *zstream; - php_stream *stream; - char *filtername; - int filternamelen, read_write = 0; - zval *filterparams = NULL; - php_stream_filter *filter; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|lz", &zstream, - &filtername, &filternamelen, &read_write, &filterparams) == 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, 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, 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 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 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); -} -/* }}} */ - -/* - * 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 - */ - |