static void oauth_provider_register_cb(INTERNAL_FUNCTION_PARAMETERS, int type) /* {{{ */
{
	zend_fcall_info fci;
	zend_fcall_info_cache fci_cache;
	php_oauth_provider *sop;
	php_oauth_provider_fcall *cb;
	php_oauth_provider_fcall **tgt_cb;

	if(zend_parse_parameters(ZEND_NUM_ARGS(), "f", &fci, &fci_cache)==FAILURE) {
		return;
	}

	sop = fetch_sop_object(getThis());

	cb = emalloc(sizeof(php_oauth_provider_fcall));
	cb->fcall_info = emalloc(sizeof(zend_fcall_info));
	memcpy(cb->fcall_info, &fci, sizeof(zend_fcall_info));
	cb->fcall_info_cache = fci_cache;

	Z_ADDREF(cb->fcall_info->function_name);

	switch(type) {
		case OAUTH_PROVIDER_CONSUMER_CB:
			tgt_cb = &sop->consumer_handler;
			break;
		case OAUTH_PROVIDER_TOKEN_CB:
			tgt_cb = &sop->token_handler;
			break;
		case OAUTH_PROVIDER_TSNONCE_CB:
			tgt_cb = &sop->tsnonce_handler;
			break;
		default:
			php_error_docref(NULL, E_ERROR, "Invalid callback type for OAuthProvider");
			return;
	}

	OAUTH_PROVIDER_FREE_CB((*tgt_cb));
	(*tgt_cb) = cb;
}
Example #2
0
static zend_bool php_auto_globals_create_server(zend_string *name)
{
	if (PG(variables_order) && (strchr(PG(variables_order),'S') || strchr(PG(variables_order),'s'))) {
		php_register_server_variables();

		if (PG(register_argc_argv)) {
			if (SG(request_info).argc) {
				zval *argc, *argv;

				if ((argc = zend_hash_find_ex_ind(&EG(symbol_table), ZSTR_KNOWN(ZEND_STR_ARGC), 1)) != NULL &&
					(argv = zend_hash_find_ex_ind(&EG(symbol_table), ZSTR_KNOWN(ZEND_STR_ARGV), 1)) != NULL) {
					Z_ADDREF_P(argv);
					zend_hash_update(Z_ARRVAL(PG(http_globals)[TRACK_VARS_SERVER]), ZSTR_KNOWN(ZEND_STR_ARGV), argv);
					zend_hash_update(Z_ARRVAL(PG(http_globals)[TRACK_VARS_SERVER]), ZSTR_KNOWN(ZEND_STR_ARGC), argc);
				}
			} else {
				php_build_argv(SG(request_info).query_string, &PG(http_globals)[TRACK_VARS_SERVER]);
			}
		}

	} else {
		zval_ptr_dtor_nogc(&PG(http_globals)[TRACK_VARS_SERVER]);
		array_init(&PG(http_globals)[TRACK_VARS_SERVER]);
	}

	check_http_proxy(Z_ARRVAL(PG(http_globals)[TRACK_VARS_SERVER]));
	zend_hash_update(&EG(symbol_table), name, &PG(http_globals)[TRACK_VARS_SERVER]);
	Z_ADDREF(PG(http_globals)[TRACK_VARS_SERVER]);

	/* TODO: TRACK_VARS_SERVER is modified in a number of places (e.g. phar) past this point,
	 * where rc>1 due to the $_SERVER global. Ideally this shouldn't happen, but for now we
	 * ignore this issue, as it would probably require larger changes. */
	HT_ALLOW_COW_VIOLATION(Z_ARRVAL(PG(http_globals)[TRACK_VARS_SERVER]));

	return 0; /* don't rearm */
}
Example #3
0
static HashTable *zend_closure_get_debug_info(zval *object, int *is_temp) /* {{{ */
{
	zend_closure *closure = (zend_closure *)Z_OBJ_P(object);
	zval val;
	struct _zend_arg_info *arg_info = closure->func.common.arg_info;
	HashTable *debug_info;
	zend_bool zstr_args = (closure->func.type == ZEND_USER_FUNCTION) || (closure->func.common.fn_flags & ZEND_ACC_USER_ARG_INFO);

	*is_temp = 1;

	debug_info = zend_new_array(8);

	if (closure->func.type == ZEND_USER_FUNCTION && closure->func.op_array.static_variables) {
		HashTable *static_variables = closure->func.op_array.static_variables;
		ZVAL_ARR(&val, zend_array_dup(static_variables));
		zend_hash_update(debug_info, ZSTR_KNOWN(ZEND_STR_STATIC), &val);
	}

	if (Z_TYPE(closure->this_ptr) != IS_UNDEF) {
		Z_ADDREF(closure->this_ptr);
		zend_hash_update(debug_info, ZSTR_KNOWN(ZEND_STR_THIS), &closure->this_ptr);
	}

	if (arg_info &&
		(closure->func.common.num_args ||
		 (closure->func.common.fn_flags & ZEND_ACC_VARIADIC))) {
		uint32_t i, num_args, required = closure->func.common.required_num_args;

		array_init(&val);

		num_args = closure->func.common.num_args;
		if (closure->func.common.fn_flags & ZEND_ACC_VARIADIC) {
			num_args++;
		}
		for (i = 0; i < num_args; i++) {
			zend_string *name;
			zval info;
			if (arg_info->name) {
				if (zstr_args) {
					name = zend_strpprintf(0, "%s$%s",
							arg_info->pass_by_reference ? "&" : "",
							ZSTR_VAL(arg_info->name));
				} else {
					name = zend_strpprintf(0, "%s$%s",
							arg_info->pass_by_reference ? "&" : "",
							((zend_internal_arg_info*)arg_info)->name);
				}
			} else {
				name = zend_strpprintf(0, "%s$param%d",
						arg_info->pass_by_reference ? "&" : "",
						i + 1);
			}
			ZVAL_NEW_STR(&info, zend_strpprintf(0, "%s", i >= required ? "<optional>" : "<required>"));
			zend_hash_update(Z_ARRVAL(val), name, &info);
			zend_string_release_ex(name, 0);
			arg_info++;
		}
		zend_hash_str_update(debug_info, "parameter", sizeof("parameter")-1, &val);
	}

	return debug_info;
}
Example #4
0
static void xsl_ext_function_php(xmlXPathParserContextPtr ctxt, int nargs, int type) /* {{{ */
{
	xsltTransformContextPtr tctxt;
	zval *args;
	zval retval;
	int result, i;
	int error = 0;
	zend_fcall_info fci;
	zval handler;
	xmlXPathObjectPtr obj;
	char *str;
	xsl_object *intern;
	zend_string *callable = NULL;


	if (! zend_is_executing()) {
		xsltGenericError(xsltGenericErrorContext,
		"xsltExtFunctionTest: Function called from outside of PHP\n");
		error = 1;
	} else {
		tctxt = xsltXPathGetTransformContext(ctxt);
		if (tctxt == NULL) {
			xsltGenericError(xsltGenericErrorContext,
			"xsltExtFunctionTest: failed to get the transformation context\n");
			error = 1;
		} else {
			intern = (xsl_object*)tctxt->_private;
			if (intern == NULL) {
				xsltGenericError(xsltGenericErrorContext,
				"xsltExtFunctionTest: failed to get the internal object\n");
				error = 1;
			}
			else if (intern->registerPhpFunctions == 0) {
				xsltGenericError(xsltGenericErrorContext,
				"xsltExtFunctionTest: PHP Object did not register PHP functions\n");
				error = 1;
			}
		}
	}

	if (error == 1) {
		for (i = nargs - 1; i >= 0; i--) {
			obj = valuePop(ctxt);
			xmlXPathFreeObject(obj);
		}
		return;
	}

	fci.param_count = nargs - 1;
	if (fci.param_count > 0) {
		args = safe_emalloc(fci.param_count, sizeof(zval), 0);
	}
	/* Reverse order to pop values off ctxt stack */
	for (i = nargs - 2; i >= 0; i--) {
		obj = valuePop(ctxt);
		switch (obj->type) {
			case XPATH_STRING:
				ZVAL_STRING(&args[i], (char *)obj->stringval);
				break;
			case XPATH_BOOLEAN:
				ZVAL_BOOL(&args[i],  obj->boolval);
				break;
			case XPATH_NUMBER:
				ZVAL_DOUBLE(&args[i], obj->floatval);
				break;
			case XPATH_NODESET:
				if (type == 1) {
					str = (char*)xmlXPathCastToString(obj);
					ZVAL_STRING(&args[i], str);
					xmlFree(str);
				} else if (type == 2) {
					int j;
					dom_object *domintern = (dom_object *)intern->doc;
					array_init(&args[i]);
					if (obj->nodesetval && obj->nodesetval->nodeNr > 0) {
						for (j = 0; j < obj->nodesetval->nodeNr; j++) {
							xmlNodePtr node = obj->nodesetval->nodeTab[j];
							zval child;
							/* not sure, if we need this... it's copied from xpath.c */
							if (node->type == XML_NAMESPACE_DECL) {
								xmlNsPtr curns;
								xmlNodePtr nsparent;

								nsparent = node->_private;
								curns = xmlNewNs(NULL, node->name, NULL);
								if (node->children) {
									curns->prefix = xmlStrdup((char *)node->children);
								}
								if (node->children) {
									node = xmlNewDocNode(node->doc, NULL, (char *) node->children, node->name);
								} else {
									node = xmlNewDocNode(node->doc, NULL, (const xmlChar *) "xmlns", node->name);
								}
								node->type = XML_NAMESPACE_DECL;
								node->parent = nsparent;
								node->ns = curns;
							} else {
								node = xmlDocCopyNodeList(domintern->document->ptr, node);
							}

							php_dom_create_object(node, &child, domintern);
							add_next_index_zval(&args[i], &child);
						}
					}
				}
				break;
			default:
				str = (char *) xmlXPathCastToString(obj);
				ZVAL_STRING(&args[i], str);
				xmlFree(str);
		}
		xmlXPathFreeObject(obj);
	}

	fci.size = sizeof(fci);
	fci.function_table = EG(function_table);
	if (fci.param_count > 0) {
		fci.params = args;
	} else {
		fci.params = NULL;
	}


	obj = valuePop(ctxt);
	if (obj->stringval == NULL) {
		php_error_docref(NULL, E_WARNING, "Handler name must be a string");
		xmlXPathFreeObject(obj);
		valuePush(ctxt, xmlXPathNewString((const xmlChar *) ""));
		if (fci.param_count > 0) {
			for (i = 0; i < nargs - 1; i++) {
				zval_ptr_dtor(&args[i]);
			}
			efree(args);
		}
		return;
	}
	ZVAL_STRING(&handler, (char *) obj->stringval);
	xmlXPathFreeObject(obj);

	ZVAL_COPY_VALUE(&fci.function_name, &handler);
	fci.symbol_table = NULL;
	fci.object = NULL;
	fci.retval = &retval;
	fci.no_separation = 0;
	/*fci.function_handler_cache = &function_ptr;*/
	if (!zend_make_callable(&handler, &callable)) {
		php_error_docref(NULL, E_WARNING, "Unable to call handler %s()", ZSTR_VAL(callable));
		valuePush(ctxt, xmlXPathNewString((const xmlChar *) ""));
	} else if ( intern->registerPhpFunctions == 2 && zend_hash_exists(intern->registered_phpfunctions, callable) == 0) {
		php_error_docref(NULL, E_WARNING, "Not allowed to call handler '%s()'", ZSTR_VAL(callable));
		/* Push an empty string, so that we at least have an xslt result... */
		valuePush(ctxt, xmlXPathNewString((const xmlChar *) ""));
	} else {
		result = zend_call_function(&fci, NULL);
		if (result == FAILURE) {
			if (Z_TYPE(handler) == IS_STRING) {
				php_error_docref(NULL, E_WARNING, "Unable to call handler %s()", Z_STRVAL(handler));
				valuePush(ctxt, xmlXPathNewString((const xmlChar *) ""));
			}
		/* retval is == NULL, when an exception occurred, don't report anything, because PHP itself will handle that */
		} else if (Z_ISUNDEF(retval)) {
		} else {
			if (Z_TYPE(retval) == IS_OBJECT && instanceof_function(Z_OBJCE(retval), dom_node_class_entry)) {
				xmlNode *nodep;
				dom_object *obj;
				if (intern->node_list == NULL) {
					ALLOC_HASHTABLE(intern->node_list);
					zend_hash_init(intern->node_list, 0, NULL, ZVAL_PTR_DTOR, 0);
				}
				Z_ADDREF(retval);
				zend_hash_next_index_insert(intern->node_list, &retval);
				obj = Z_DOMOBJ_P(&retval);
				nodep = dom_object_get_node(obj);
				valuePush(ctxt, xmlXPathNewNodeSet(nodep));
			} else if (Z_TYPE(retval) == IS_TRUE || Z_TYPE(retval) == IS_FALSE) {
				valuePush(ctxt, xmlXPathNewBoolean(Z_LVAL(retval)));
			} else if (Z_TYPE(retval) == IS_OBJECT) {
				php_error_docref(NULL, E_WARNING, "A PHP Object cannot be converted to a XPath-string");
				valuePush(ctxt, xmlXPathNewString((const xmlChar *) ""));
			} else {
				convert_to_string_ex(&retval);
				valuePush(ctxt, xmlXPathNewString((xmlChar *) Z_STRVAL(retval)));
			}
			zval_ptr_dtor(&retval);
		}
	}
	zend_string_release(callable);
	zval_ptr_dtor(&handler);
	if (fci.param_count > 0) {
		for (i = 0; i < nargs - 1; i++) {
			zval_ptr_dtor(&args[i]);
		}
		efree(args);
	}
}
Example #5
0
File: dba.c Project: Jille/php-src
/* {{{ php_dba_open
 */
static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, int persistent)
{
	zval *args = NULL;
	int ac = ZEND_NUM_ARGS();
	dba_mode_t modenr;
	dba_info *info, *other;
	dba_handler *hptr;
	char *key = NULL, *error = NULL;
	int keylen = 0;
	int i;
	int lock_mode, lock_flag, lock_dbf = 0;
	char *file_mode;
	char mode[4], *pmode, *lock_file_mode = NULL;
	int persistent_flag = persistent ? STREAM_OPEN_PERSISTENT : 0;
	zend_string *opened_path = NULL;
	char *lock_name;

	if (ac < 2) {
		WRONG_PARAM_COUNT;
	}

	/* we pass additional args to the respective handler */
	args = safe_emalloc(ac, sizeof(zval), 0);
	if (zend_get_parameters_array_ex(ac, args) != SUCCESS) {
		efree(args);
		WRONG_PARAM_COUNT;
	}

	/* we only take string arguments */
	for (i = 0; i < ac; i++) {
		if (Z_TYPE(args[i]) != IS_STRING) {
			convert_to_string_ex(&args[i]);
		} else if (Z_REFCOUNTED(args[i])) {
			Z_ADDREF(args[i]);
		}
		keylen += Z_STRLEN(args[i]);
	}

	if (persistent) {
		zend_resource *le;

		/* calculate hash */
		key = safe_emalloc(keylen, 1, 1);
		key[keylen] = '\0';
		keylen = 0;

		for(i = 0; i < ac; i++) {
			memcpy(key+keylen, Z_STRVAL(args[i]), Z_STRLEN(args[i]));
			keylen += Z_STRLEN(args[i]);
		}

		/* try to find if we already have this link in our persistent list */
		if ((le = zend_hash_str_find_ptr(&EG(persistent_list), key, keylen)) != NULL) {
			FREENOW;

			if (le->type != le_pdb) {
				RETURN_FALSE;
			}

			info = (dba_info *)le->ptr;

			GC_REFCOUNT(le)++;
			RETURN_RES(le);
			return;
		}
	}

	if (ac==2) {
		hptr = DBA_G(default_hptr);
		if (!hptr) {
			php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "No default handler selected");
			FREENOW;
			RETURN_FALSE;
		}
	} else {
		for (hptr = handler; hptr->name && strcasecmp(hptr->name, Z_STRVAL(args[2])); hptr++);
	}

	if (!hptr->name) {
		php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "No such handler: %s", Z_STRVAL(args[2]));
		FREENOW;
		RETURN_FALSE;
	}

	/* Check mode: [rwnc][fl]?t?
	 * r: Read
	 * w: Write
	 * n: Create/Truncate
	 * c: Create
	 *
	 * d: force lock on database file
	 * l: force lock on lck file
	 * -: ignore locking
	 *
	 * t: test open database, warning if locked
	 */
	strlcpy(mode, Z_STRVAL(args[1]), sizeof(mode));
	pmode = &mode[0];
	if (pmode[0] && (pmode[1]=='d' || pmode[1]=='l' || pmode[1]=='-')) { /* force lock on db file or lck file or disable locking */
		switch (pmode[1]) {
		case 'd':
			lock_dbf = 1;
			if ((hptr->flags & DBA_LOCK_ALL) == 0) {
				lock_flag = (hptr->flags & DBA_LOCK_ALL);
				break;
			}
			/* no break */
		case 'l':
			lock_flag = DBA_LOCK_ALL;
			if ((hptr->flags & DBA_LOCK_ALL) == 0) {
				php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_NOTICE, "Handler %s does locking internally", hptr->name);
			}
			break;
		default:
		case '-':
			if ((hptr->flags & DBA_LOCK_ALL) == 0) {
				php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Locking cannot be disabled for handler %s", hptr->name);
				FREENOW;
				RETURN_FALSE;
			}
			lock_flag = 0;
			break;
		}
	} else {
		lock_flag = (hptr->flags&DBA_LOCK_ALL);
		lock_dbf = 1;
	}
	switch (*pmode++) {
		case 'r':
			modenr = DBA_READER;
			lock_mode = (lock_flag & DBA_LOCK_READER) ? LOCK_SH : 0;
			file_mode = "r";
			break;
		case 'w':
			modenr = DBA_WRITER;
			lock_mode = (lock_flag & DBA_LOCK_WRITER) ? LOCK_EX : 0;
			file_mode = "r+b";
			break;
		case 'c':
			modenr = DBA_CREAT;
			lock_mode = (lock_flag & DBA_LOCK_CREAT) ? LOCK_EX : 0;
			if (lock_mode) {
				if (lock_dbf) {
					/* the create/append check will be done on the lock
					 * when the lib opens the file it is already created
					 */
					file_mode = "r+b";       /* read & write, seek 0 */
					lock_file_mode = "a+b";  /* append */
				} else {
					file_mode = "a+b";       /* append */
					lock_file_mode = "w+b";  /* create/truncate */
				}
			} else {
				file_mode = "a+b";
			}
			/* In case of the 'a+b' append mode, the handler is responsible
			 * to handle any rewind problems (see flatfile handler).
			 */
			break;
		case 'n':
			modenr = DBA_TRUNC;
			lock_mode = (lock_flag & DBA_LOCK_TRUNC) ? LOCK_EX : 0;
			file_mode = "w+b";
			break;
		default:
			php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Illegal DBA mode");
			FREENOW;
			RETURN_FALSE;
	}
	if (!lock_file_mode) {
		lock_file_mode = file_mode;
	}
	if (*pmode=='d' || *pmode=='l' || *pmode=='-') {
		pmode++; /* done already - skip here */
	}
	if (*pmode=='t') {
		pmode++;
		if (!lock_flag) {
			php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "You cannot combine modifiers - (no lock) and t (test lock)");
			FREENOW;
			RETURN_FALSE;
		}
		if (!lock_mode) {
			if ((hptr->flags & DBA_LOCK_ALL) == 0) {
				php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Handler %s uses its own locking which doesn't support mode modifier t (test lock)", hptr->name);
				FREENOW;
				RETURN_FALSE;
			} else {
				php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Handler %s doesn't uses locking for this mode which makes modifier t (test lock) obsolete", hptr->name);
				FREENOW;
				RETURN_FALSE;
			}
		} else {
			lock_mode |= LOCK_NB; /* test =: non blocking */
		}
	}
	if (*pmode) {
		php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Illegal DBA mode");
		FREENOW;
		RETURN_FALSE;
	}

	info = pemalloc(sizeof(dba_info), persistent);
	memset(info, 0, sizeof(dba_info));
	info->path = pestrdup(Z_STRVAL(args[0]), persistent);
	info->mode = modenr;
	info->argc = ac - 3;
	info->argv = args + 3;
	info->flags = (hptr->flags & ~DBA_LOCK_ALL) | (lock_flag & DBA_LOCK_ALL) | (persistent ? DBA_PERSISTENT : 0);
	info->lock.mode = lock_mode;

	/* if any open call is a locking call:
	 * check if we already habe a locking call open that should block this call
	 * the problem is some systems would allow read during write
	 */
	if (hptr->flags & DBA_LOCK_ALL) {
		if ((other = php_dba_find(info->path)) != NULL) {
			if (   ( (lock_mode&LOCK_EX)        && (other->lock.mode&(LOCK_EX|LOCK_SH)) )
			    || ( (other->lock.mode&LOCK_EX) && (lock_mode&(LOCK_EX|LOCK_SH))        )
			   ) {
				error = "Unable to establish lock (database file already open)"; /* force failure exit */
			}
		}
	}

	if (!error && lock_mode) {
		if (lock_dbf) {
			lock_name = Z_STRVAL(args[0]);
		} else {
			spprintf(&lock_name, 0, "%s.lck", info->path);
			if (!strcmp(file_mode, "r")) {
				/* when in read only mode try to use existing .lck file first */
				/* do not log errors for .lck file while in read ony mode on .lck file */
				lock_file_mode = "rb";
				info->lock.fp = php_stream_open_wrapper(lock_name, lock_file_mode, STREAM_MUST_SEEK|IGNORE_PATH|persistent_flag, &opened_path);
			}
			if (!info->lock.fp) {
				/* when not in read mode or failed to open .lck file read only. now try again in create(write) mode and log errors */
				lock_file_mode = "a+b";
			} else {
				if (opened_path) {
					info->lock.name = pestrndup(opened_path->val, opened_path->len, persistent);
					zend_string_release(opened_path);
				}
			}
		}
		if (!info->lock.fp) {
			info->lock.fp = php_stream_open_wrapper(lock_name, lock_file_mode, STREAM_MUST_SEEK|REPORT_ERRORS|IGNORE_PATH|persistent_flag, &opened_path);
			if (info->lock.fp) {
				if (lock_dbf) {
					/* replace the path info with the real path of the opened file */
					pefree(info->path, persistent);
					info->path = pestrndup(opened_path->val, opened_path->len, persistent);
				}
				/* now store the name of the lock */
				info->lock.name = pestrndup(opened_path->val, opened_path->len, persistent);
				zend_string_release(opened_path);
			}
		}
		if (!lock_dbf) {
			efree(lock_name);
		}
		if (!info->lock.fp) {
			dba_close(info);
			/* stream operation already wrote an error message */
			FREENOW;
			RETURN_FALSE;
		}
		if (!php_stream_supports_lock(info->lock.fp)) {
			error = "Stream does not support locking";
		}
		if (php_stream_lock(info->lock.fp, lock_mode)) {
			error = "Unable to establish lock"; /* force failure exit */
		}
	}

	/* centralised open stream for builtin */
	if (!error && (hptr->flags&DBA_STREAM_OPEN)==DBA_STREAM_OPEN) {
		if (info->lock.fp && lock_dbf) {
			info->fp = info->lock.fp; /* use the same stream for locking and database access */
		} else {
			info->fp = php_stream_open_wrapper(info->path, file_mode, STREAM_MUST_SEEK|REPORT_ERRORS|IGNORE_PATH|persistent_flag, NULL);
		}
		if (!info->fp) {
			dba_close(info);
			/* stream operation already wrote an error message */
			FREENOW;
			RETURN_FALSE;
		}
		if (hptr->flags & (DBA_NO_APPEND|DBA_CAST_AS_FD)) {
			/* Needed because some systems do not allow to write to the original
			 * file contents with O_APPEND being set.
			 */
			if (SUCCESS != php_stream_cast(info->fp, PHP_STREAM_AS_FD, (void*)&info->fd, 1)) {
				php_error_docref(NULL, E_WARNING, "Could not cast stream");
				dba_close(info);
				FREENOW;
				RETURN_FALSE;
#ifdef F_SETFL
			} else if (modenr == DBA_CREAT) {
				int flags = fcntl(info->fd, F_SETFL);
				fcntl(info->fd, F_SETFL, flags & ~O_APPEND);
#endif
			}

		}
	}

	if (error || hptr->open(info, &error) != SUCCESS) {
		dba_close(info);
		php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Driver initialization failed for handler: %s%s%s", hptr->name, error?": ":"", error?error:"");
		FREENOW;
		RETURN_FALSE;
	}

	info->hnd = hptr;
	info->argc = 0;
	info->argv = NULL;

	if (persistent) {
		zend_resource new_le;

		new_le.type = le_pdb;
		new_le.ptr = info;
		if (zend_hash_str_update_mem(&EG(persistent_list), key, keylen, &new_le, sizeof(zend_resource)) == NULL) {
			dba_close(info);
			php_error_docref2(NULL, Z_STRVAL(args[0]), Z_STRVAL(args[1]), E_WARNING, "Could not register persistent resource");
			FREENOW;
			RETURN_FALSE;
		}
	}

	RETVAL_RES(zend_register_resource(info, (persistent ? le_pdb : le_db)));
	FREENOW;
}
Example #6
0
static void spl_ptr_llist_zval_ctor(spl_ptr_llist_element *elem) { /* {{{ */
	if (Z_REFCOUNTED(elem->data)) {
		Z_ADDREF(elem->data);
	}
}
Example #7
0
/* {{{ php_build_argv
 */
static void php_build_argv(char *s, zval *track_vars_array)
{
	zval arr, argc, tmp;
	int count = 0;
	char *ss, *space;

	if (!(SG(request_info).argc || track_vars_array)) {
		return;
	}

	array_init(&arr);

	/* Prepare argv */
	if (SG(request_info).argc) { /* are we in cli sapi? */
		int i;
		for (i = 0; i < SG(request_info).argc; i++) {
			ZVAL_STRING(&tmp, SG(request_info).argv[i]);
			if (zend_hash_next_index_insert(Z_ARRVAL(arr), &tmp) == NULL) {
				zend_string_free(Z_STR(tmp));
			}
		}
	} else 	if (s && *s) {
		ss = s;
		while (ss) {
			space = strchr(ss, '+');
			if (space) {
				*space = '\0';
			}
			/* auto-type */
			ZVAL_STRING(&tmp, ss);
			count++;
			if (zend_hash_next_index_insert(Z_ARRVAL(arr), &tmp) == NULL) {
				zend_string_free(Z_STR(tmp));
			}
			if (space) {
				*space = '+';
				ss = space + 1;
			} else {
				ss = space;
			}
		}
	}

	/* prepare argc */
	if (SG(request_info).argc) {
		ZVAL_LONG(&argc, SG(request_info).argc);
	} else {
		ZVAL_LONG(&argc, count);
	}

	if (SG(request_info).argc) {
		Z_ADDREF(arr);
		zend_hash_str_update(&EG(symbol_table), "argv", sizeof("argv")-1, &arr);
		zend_hash_str_add(&EG(symbol_table), "argc", sizeof("argc")-1, &argc);
	}
	if (track_vars_array && Z_TYPE_P(track_vars_array) == IS_ARRAY) {
		Z_ADDREF(arr);
		zend_hash_str_update(Z_ARRVAL_P(track_vars_array), "argv", sizeof("argv")-1, &arr);
		zend_hash_str_update(Z_ARRVAL_P(track_vars_array), "argc", sizeof("argc")-1, &argc);
	}
	zval_ptr_dtor(&arr);
}
Example #8
0
static void dom_xpath_ext_function_php(xmlXPathParserContextPtr ctxt, int nargs, int type) /* {{{ */
{
	zval retval;
	int result, i;
	int error = 0;
	zend_fcall_info fci;
	xmlXPathObjectPtr obj;
	char *str;
	zend_string *callable = NULL;
	dom_xpath_object *intern;


	if (! zend_is_executing()) {
		xmlGenericError(xmlGenericErrorContext,
		"xmlExtFunctionTest: Function called from outside of PHP\n");
		error = 1;
	} else {
		intern = (dom_xpath_object *) ctxt->context->userData;
		if (intern == NULL) {
			xmlGenericError(xmlGenericErrorContext,
			"xmlExtFunctionTest: failed to get the internal object\n");
			error = 1;
		}
		else if (intern->registerPhpFunctions == 0) {
			xmlGenericError(xmlGenericErrorContext,
			"xmlExtFunctionTest: PHP Object did not register PHP functions\n");
			error = 1;
		}
	}

	if (error == 1) {
		for (i = nargs - 1; i >= 0; i--) {
			obj = valuePop(ctxt);
			xmlXPathFreeObject(obj);
		}
		return;
	}

	fci.param_count = nargs - 1;
	if (fci.param_count > 0) {
		fci.params = safe_emalloc(fci.param_count, sizeof(zval), 0);
	}
	/* Reverse order to pop values off ctxt stack */
	for (i = nargs - 2; i >= 0; i--) {
		obj = valuePop(ctxt);
		switch (obj->type) {
			case XPATH_STRING:
				ZVAL_STRING(&fci.params[i],  (char *)obj->stringval);
				break;
			case XPATH_BOOLEAN:
				ZVAL_BOOL(&fci.params[i],  obj->boolval);
				break;
			case XPATH_NUMBER:
				ZVAL_DOUBLE(&fci.params[i], obj->floatval);
				break;
			case XPATH_NODESET:
				if (type == 1) {
					str = (char *)xmlXPathCastToString(obj);
					ZVAL_STRING(&fci.params[i], str);
					xmlFree(str);
				} else if (type == 2) {
					int j;
					if (obj->nodesetval && obj->nodesetval->nodeNr > 0) {
						array_init(&fci.params[i]);
						for (j = 0; j < obj->nodesetval->nodeNr; j++) {
							xmlNodePtr node = obj->nodesetval->nodeTab[j];
							zval child;
							/* not sure, if we need this... it's copied from xpath.c */
							if (node->type == XML_NAMESPACE_DECL) {
								xmlNsPtr curns;
								xmlNodePtr nsparent;

								nsparent = node->_private;
								curns = xmlNewNs(NULL, node->name, NULL);
								if (node->children) {
									curns->prefix = xmlStrdup((xmlChar *) node->children);
								}
								if (node->children) {
									node = xmlNewDocNode(node->doc, NULL, (xmlChar *) node->children, node->name);
								} else {
									node = xmlNewDocNode(node->doc, NULL, (xmlChar *) "xmlns", node->name);
								}
								node->type = XML_NAMESPACE_DECL;
								node->parent = nsparent;
								node->ns = curns;
							}
							php_dom_create_object(node, &child, &intern->dom);
							add_next_index_zval(&fci.params[i], &child);
						}
					} else {
						ZVAL_EMPTY_ARRAY(&fci.params[i]);
					}
				}
				break;
			default:
			ZVAL_STRING(&fci.params[i], (char *)xmlXPathCastToString(obj));
		}
		xmlXPathFreeObject(obj);
	}

	fci.size = sizeof(fci);

	obj = valuePop(ctxt);
	if (obj->stringval == NULL) {
		php_error_docref(NULL, E_WARNING, "Handler name must be a string");
		xmlXPathFreeObject(obj);
		if (fci.param_count > 0) {
			for (i = 0; i < nargs - 1; i++) {
				zval_ptr_dtor(&fci.params[i]);
			}
			efree(fci.params);
		}
		return;
	}
	ZVAL_STRING(&fci.function_name, (char *) obj->stringval);
	xmlXPathFreeObject(obj);

	fci.object = NULL;
	fci.retval = &retval;
	fci.no_separation = 0;

	if (!zend_make_callable(&fci.function_name, &callable)) {
		php_error_docref(NULL, E_WARNING, "Unable to call handler %s()", ZSTR_VAL(callable));
	} else if (intern->registerPhpFunctions == 2 && zend_hash_exists(intern->registered_phpfunctions, callable) == 0) {
		php_error_docref(NULL, E_WARNING, "Not allowed to call handler '%s()'.", ZSTR_VAL(callable));
		/* Push an empty string, so that we at least have an xslt result... */
		valuePush(ctxt, xmlXPathNewString((xmlChar *)""));
	} else {
		result = zend_call_function(&fci, NULL);
		if (result == SUCCESS && Z_TYPE(retval) != IS_UNDEF) {
			if (Z_TYPE(retval) == IS_OBJECT && instanceof_function(Z_OBJCE(retval), dom_node_class_entry)) {
				xmlNode *nodep;
				dom_object *obj;
				if (intern->node_list == NULL) {
					intern->node_list = zend_new_array(0);
				}
				Z_ADDREF(retval);
				zend_hash_next_index_insert(intern->node_list, &retval);
				obj = Z_DOMOBJ_P(&retval);
				nodep = dom_object_get_node(obj);
				valuePush(ctxt, xmlXPathNewNodeSet(nodep));
			} else if (Z_TYPE(retval) == IS_FALSE || Z_TYPE(retval) == IS_TRUE) {
				valuePush(ctxt, xmlXPathNewBoolean(Z_TYPE(retval) == IS_TRUE));
			} else if (Z_TYPE(retval) == IS_OBJECT) {
				php_error_docref(NULL, E_WARNING, "A PHP Object cannot be converted to a XPath-string");
				valuePush(ctxt, xmlXPathNewString((xmlChar *)""));
			} else {
				zend_string *str = zval_get_string(&retval);
				valuePush(ctxt, xmlXPathNewString((xmlChar *) ZSTR_VAL(str)));
				zend_string_release_ex(str, 0);
			}
			zval_ptr_dtor(&retval);
		}
	}
	zend_string_release_ex(callable, 0);
	zval_ptr_dtor_str(&fci.function_name);
	if (fci.param_count > 0) {
		for (i = 0; i < nargs - 1; i++) {
			zval_ptr_dtor(&fci.params[i]);
		}
		efree(fci.params);
	}
}
Example #9
0
php_stream_filter_status_t userfilter_filter(
			php_stream *stream,
			php_stream_filter *thisfilter,
			php_stream_bucket_brigade *buckets_in,
			php_stream_bucket_brigade *buckets_out,
			size_t *bytes_consumed,
			int flags
			)
{
	int ret = PSFS_ERR_FATAL;
	zval *obj = &thisfilter->abstract;
	zval func_name;
	zval retval;
	zval args[4];
	zval zpropname;
	int call_result;

	/* the userfilter object probably doesn't exist anymore */
	if (CG(unclean_shutdown)) {
		return ret;
	}

	if (!zend_hash_str_exists_ind(Z_OBJPROP_P(obj), "stream", sizeof("stream")-1)) {
		zval tmp;

		/* Give the userfilter class a hook back to the stream */
		php_stream_to_zval(stream, &tmp);
		Z_ADDREF(tmp);
		add_property_zval(obj, "stream", &tmp);
		/* add_property_zval increments the refcount which is unwanted here */
		zval_ptr_dtor(&tmp);
	}

	ZVAL_STRINGL(&func_name, "filter", sizeof("filter")-1);

	/* Setup calling arguments */
	ZVAL_RES(&args[0], zend_register_resource(buckets_in, le_bucket_brigade));
	ZVAL_RES(&args[1], zend_register_resource(buckets_out, le_bucket_brigade));

	if (bytes_consumed) {
		ZVAL_LONG(&args[2], *bytes_consumed);
	} else {
		ZVAL_NULL(&args[2]);
	}

	ZVAL_BOOL(&args[3], flags & PSFS_FLAG_FLUSH_CLOSE);

	call_result = call_user_function_ex(NULL,
			obj,
			&func_name,
			&retval,
			4, args,
			0, NULL);

	zval_ptr_dtor(&func_name);

	if (call_result == SUCCESS && Z_TYPE(retval) != IS_UNDEF) {
		convert_to_long(&retval);
		ret = (int)Z_LVAL(retval);
	} else if (call_result == FAILURE) {
		php_error_docref(NULL, E_WARNING, "failed to call filter function");
	}

	if (bytes_consumed) {
		*bytes_consumed = zval_get_long(&args[2]);
	}

	if (buckets_in->head) {
		php_stream_bucket *bucket = buckets_in->head;

		php_error_docref(NULL, E_WARNING, "Unprocessed filter buckets remaining on input brigade");
		while ((bucket = buckets_in->head)) {
			/* Remove unconsumed buckets from the brigade */
			php_stream_bucket_unlink(bucket);
			php_stream_bucket_delref(bucket);
		}
	}
	if (ret != PSFS_PASS_ON) {
		php_stream_bucket *bucket = buckets_out->head;
		while (bucket != NULL) {
			php_stream_bucket_unlink(bucket);
			php_stream_bucket_delref(bucket);
			bucket = buckets_out->head;
		}
	}

	/* filter resources are cleaned up by the stream destructor,
	 * keeping a reference to the stream resource here would prevent it
	 * from being destroyed properly */
	ZVAL_STRINGL(&zpropname, "stream", sizeof("stream")-1);
	Z_OBJ_HANDLER_P(obj, unset_property)(obj, &zpropname, NULL);
	zval_ptr_dtor(&zpropname);

	zval_ptr_dtor(&args[3]);
	zval_ptr_dtor(&args[2]);
	zval_ptr_dtor(&args[1]);
	zval_ptr_dtor(&args[0]);

	return ret;
}
Example #10
0
static zend_object *spl_heap_object_new_ex(zend_class_entry *class_type, zval *orig, int clone_orig) /* {{{ */
{
	spl_heap_object   *intern;
	zend_class_entry  *parent = class_type;
	int                inherited = 0;

	intern = ecalloc(1, sizeof(spl_heap_object) + zend_object_properties_size(parent));

	zend_object_std_init(&intern->std, class_type);
	object_properties_init(&intern->std, class_type);

	intern->flags      = 0;
	intern->fptr_cmp   = NULL;

	if (orig) {
		spl_heap_object *other = Z_SPLHEAP_P(orig);
		intern->ce_get_iterator = other->ce_get_iterator;

		if (clone_orig) {
			int i;
			intern->heap = spl_ptr_heap_clone(other->heap);
			for (i = 0; i < intern->heap->count; ++i) {
				if (Z_REFCOUNTED(intern->heap->elements[i])) {
					Z_ADDREF(intern->heap->elements[i]);
				}
			}
		} else {
			intern->heap = other->heap;
		}

		intern->flags = other->flags;
	} else {
		intern->heap = spl_ptr_heap_init(spl_ptr_heap_zval_max_cmp, spl_ptr_heap_zval_ctor, spl_ptr_heap_zval_dtor);
	}

	intern->std.handlers = &spl_handler_SplHeap;

	while (parent) {
		if (parent == spl_ce_SplPriorityQueue) {
			intern->heap->cmp = spl_ptr_pqueue_zval_cmp;
			intern->flags = SPL_PQUEUE_EXTR_DATA;
			intern->std.handlers = &spl_handler_SplPriorityQueue;
			break;
		}

		if (parent == spl_ce_SplMinHeap) {
			intern->heap->cmp = spl_ptr_heap_zval_min_cmp;
			break;
		}

		if (parent == spl_ce_SplMaxHeap) {
			intern->heap->cmp = spl_ptr_heap_zval_max_cmp;
			break;
		}

		if (parent == spl_ce_SplHeap) {
			break;
		}

		parent = parent->parent;
		inherited = 1;
	}

	if (!parent) { /* this must never happen */
		php_error_docref(NULL, E_COMPILE_ERROR, "Internal compiler error, Class is not child of SplHeap");
	}

	if (inherited) {
		intern->fptr_cmp = zend_hash_str_find_ptr(&class_type->function_table, "compare", sizeof("compare") - 1);
		if (intern->fptr_cmp->common.scope == parent) {
			intern->fptr_cmp = NULL;
		}
		intern->fptr_count = zend_hash_str_find_ptr(&class_type->function_table, "count", sizeof("count") - 1);
		if (intern->fptr_count->common.scope == parent) {
			intern->fptr_count = NULL;
		}
	}

	return &intern->std;
}