diff options
Diffstat (limited to 'src/3rd_party/dbus-1.7.8/bus/config-parser-trivial.c')
| -rw-r--r-- | src/3rd_party/dbus-1.7.8/bus/config-parser-trivial.c | 716 |
1 files changed, 0 insertions, 716 deletions
diff --git a/src/3rd_party/dbus-1.7.8/bus/config-parser-trivial.c b/src/3rd_party/dbus-1.7.8/bus/config-parser-trivial.c deleted file mode 100644 index 64a05c3a76..0000000000 --- a/src/3rd_party/dbus-1.7.8/bus/config-parser-trivial.c +++ /dev/null @@ -1,716 +0,0 @@ -/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ -/* config-parser-trivial.c XML-library-agnostic configuration file parser - * Does not do includes or anything remotely complicated. - * - * Copyright (C) 2003, 2004, 2007 Red Hat, Inc. - * - * Licensed under the Academic Free License version 2.1 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - -#include <config.h> -#include "config-parser-common.h" -#include "config-parser-trivial.h" -#include "utils.h" -#include <dbus/dbus-list.h> -#include <dbus/dbus-internals.h> -#include <string.h> - -/** - * TRIVIAL parser for bus configuration file. - */ -struct BusConfigParser -{ - ElementType type; - DBusString user; /**< User the dbus-daemon runs as */ - DBusString bus_type; /**< Message bus type */ - DBusString service_helper; /**< Location of the setuid helper */ - DBusList *service_dirs; /**< Directories to look for services in */ -}; - -static dbus_bool_t -service_dirs_find_dir (DBusList **service_dirs, - const char *dir) -{ - DBusList *link; - - _dbus_assert (dir != NULL); - - for (link = *service_dirs; link; link = _dbus_list_get_next_link(service_dirs, link)) - { - const char *link_dir; - - link_dir = (const char *)link->data; - if (strcmp (dir, link_dir) == 0) - return TRUE; - } - - return FALSE; -} - -static void -service_dirs_append_link_unique_or_free (DBusList **service_dirs, - DBusList *dir_link) -{ - if (!service_dirs_find_dir (service_dirs, dir_link->data)) - { - _dbus_list_append_link (service_dirs, dir_link); - } - else - { - dbus_free (dir_link->data); - _dbus_list_free_link (dir_link); - } -} - -BusConfigParser* -bus_config_parser_new (const DBusString *basedir, - dbus_bool_t is_toplevel, - const BusConfigParser *parent) -{ - BusConfigParser *parser; - - parser = dbus_new0 (BusConfigParser, 1); - if (parser == NULL) - goto failed; - - parser->type = ELEMENT_NONE; - - /* init the lists */ - parser->service_dirs = NULL; - - /* init the strings */ - if (!_dbus_string_init (&parser->user)) - goto failed_parser; - if (!_dbus_string_init (&parser->bus_type)) - goto failed_type; - if (!_dbus_string_init (&parser->service_helper)) - goto failed_helper; - - /* woot! */ - return parser; - -/* argh. we have do do this carefully because of OOM */ -failed_helper: - _dbus_string_free (&parser->bus_type); -failed_type: - _dbus_string_free (&parser->user); -failed_parser: - dbus_free (parser); -failed: - return NULL; -} - -void -bus_config_parser_unref (BusConfigParser *parser) -{ - _dbus_string_free (&parser->user); - _dbus_string_free (&parser->service_helper); - _dbus_string_free (&parser->bus_type); - - _dbus_list_foreach (&parser->service_dirs, - (DBusForeachFunction) dbus_free, - NULL); - - _dbus_list_clear (&parser->service_dirs); - - dbus_free (parser); -} - -dbus_bool_t -bus_config_parser_check_doctype (BusConfigParser *parser, - const char *doctype, - DBusError *error) -{ - _DBUS_ASSERT_ERROR_IS_CLEAR (error); - - if (strcmp (doctype, "busconfig") != 0) - { - dbus_set_error (error, - DBUS_ERROR_FAILED, - "Configuration file has the wrong document type %s", - doctype); - return FALSE; - } - else - return TRUE; -} - -dbus_bool_t -bus_config_parser_start_element (BusConfigParser *parser, - const char *element_name, - const char **attribute_names, - const char **attribute_values, - DBusError *error) -{ - /* we don't do processing of attribute names, we don't need to */ - parser->type = bus_config_parser_element_name_to_type (element_name); - - switch (parser->type) - { - case ELEMENT_SERVICEHELPER: - case ELEMENT_USER: - case ELEMENT_CONFIGTYPE: - /* content about to be handled */ - break; - - case ELEMENT_STANDARD_SYSTEM_SERVICEDIRS: - { - DBusList *link; - DBusList *dirs; - dirs = NULL; - - if (!_dbus_get_standard_system_servicedirs (&dirs)) - { - BUS_SET_OOM (error); - return FALSE; - } - - while ((link = _dbus_list_pop_first_link (&dirs))) - service_dirs_append_link_unique_or_free (&parser->service_dirs, link); - break; - } - - default: - { - /* we really don't care about the others... */ - _dbus_verbose (" START We don't care about '%s' type '%i'\n", element_name, parser->type); - break; - } - } - return TRUE; -} - -dbus_bool_t -bus_config_parser_end_element (BusConfigParser *parser, - const char *element_name, - DBusError *error) -{ - /* we don't care */ - return TRUE; -} - -dbus_bool_t -bus_config_parser_content (BusConfigParser *parser, - const DBusString *content, - DBusError *error) -{ - DBusString content_sane; - dbus_bool_t retval; - - retval = FALSE; - - if (!_dbus_string_init (&content_sane)) - { - BUS_SET_OOM (error); - goto out; - } - if (!_dbus_string_copy (content, 0, &content_sane, 0)) - { - BUS_SET_OOM (error); - goto out_content; - } - - /* rip out white space */ - _dbus_string_chop_white (&content_sane); - if (_dbus_string_get_length (&content_sane) == 0) - { - /* optimise, there is no content */ - retval = TRUE; - goto out_content; - } - - switch (parser->type) - { - case ELEMENT_SERVICEDIR: - { - char *cpath; - - /* copy the sane data into a char array */ - if (!_dbus_string_copy_data(&content_sane, &cpath)) - { - BUS_SET_OOM (error); - goto out_content; - } - - /* append the dynamic char string to service dirs */ - if (!_dbus_list_append (&parser->service_dirs, cpath)) - { - dbus_free (cpath); - BUS_SET_OOM (error); - goto out_content; - } - } - break; - - case ELEMENT_SERVICEHELPER: - { - if (!_dbus_string_copy (&content_sane, 0, &parser->service_helper, 0)) - { - BUS_SET_OOM (error); - goto out_content; - } - } - break; - - case ELEMENT_USER: - { - if (!_dbus_string_copy (&content_sane, 0, &parser->user, 0)) - { - BUS_SET_OOM (error); - goto out_content; - } - } - break; - - case ELEMENT_CONFIGTYPE: - { - if (!_dbus_string_copy (&content_sane, 0, &parser->bus_type, 0)) - { - BUS_SET_OOM (error); - goto out_content; - } - } - break; - default: - { - /* we don't care about the others... really */ - _dbus_verbose (" CONTENTS We don't care about '%s' type '%i'\n", _dbus_string_get_const_data (&content_sane), parser->type); - break; - } - } - - /* woot! */ - retval = TRUE; - -out_content: - _dbus_string_free (&content_sane); -out: - return retval; -} - -dbus_bool_t -bus_config_parser_finished (BusConfigParser *parser, - DBusError *error) -{ - _DBUS_ASSERT_ERROR_IS_CLEAR (error); - _dbus_verbose ("finished scanning!\n"); - return TRUE; -} - -const char* -bus_config_parser_get_user (BusConfigParser *parser) -{ - return _dbus_string_get_const_data (&parser->user); -} - -const char* -bus_config_parser_get_type (BusConfigParser *parser) -{ - return _dbus_string_get_const_data (&parser->bus_type); -} - -DBusList** -bus_config_parser_get_service_dirs (BusConfigParser *parser) -{ - return &parser->service_dirs; -} - -#ifdef DBUS_ENABLE_EMBEDDED_TESTS -#include <stdio.h> -#include "test.h" - -typedef enum -{ - VALID, - INVALID, - UNKNOWN -} Validity; - -static dbus_bool_t -check_return_values (const DBusString *full_path) -{ - BusConfigParser *parser; - DBusError error; - dbus_bool_t retval; - const char *user; - const char *type; - DBusList **dirs; - - dbus_error_init (&error); - retval = FALSE; - - printf ("Testing values from: %s\n", _dbus_string_get_const_data (full_path)); - - parser = bus_config_load (full_path, TRUE, NULL, &error); - if (parser == NULL) - { - _DBUS_ASSERT_ERROR_IS_SET (&error); - if (dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY)) - _dbus_verbose ("Failed to load valid file due to OOM\n"); - goto finish; - } - _DBUS_ASSERT_ERROR_IS_CLEAR (&error); - - /* check user return value is okay */ - user = bus_config_parser_get_user (parser); - if (user == NULL) - { - _dbus_warn ("User was NULL!\n"); - goto finish; - } -#if 0 - /* the username can be configured in configure.in so this test doesn't work */ - if (strcmp (user, "dbus") != 0) - { - _dbus_warn ("User was invalid; '%s'!\n", user); - goto finish; - } - printf (" <user>dbus</user> OKAY!\n"); -#endif - - /* check type return value is okay */ - type = bus_config_parser_get_type (parser); - if (type == NULL) - { - _dbus_warn ("Type was NULL!\n"); - goto finish; - } - if (strcmp (type, "system") != 0) - { - _dbus_warn ("Type was invalid; '%s'!\n", user); - goto finish; - } - printf (" <type>system</type> OKAY!\n"); - - /* check dirs return value is okay */ - dirs = bus_config_parser_get_service_dirs (parser); - if (dirs == NULL) - { - _dbus_warn ("Service dirs are NULL!\n"); - goto finish; - } - printf (" <standard_system_service_dirs/> OKAY!\n"); - /* NOTE: We tested the specific return values in the config-parser tests */ - - /* woohoo! */ - retval = TRUE; -finish: - if (parser != NULL) - bus_config_parser_unref (parser); - dbus_error_free (&error); - return retval; -} - -static dbus_bool_t -do_load (const DBusString *full_path, - Validity validity, - dbus_bool_t oom_possible) -{ - BusConfigParser *parser; - DBusError error; - - dbus_error_init (&error); - - parser = bus_config_load (full_path, TRUE, NULL, &error); - if (parser == NULL) - { - _DBUS_ASSERT_ERROR_IS_SET (&error); - - if (oom_possible && - dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY)) - { - _dbus_verbose ("Failed to load valid file due to OOM\n"); - dbus_error_free (&error); - return TRUE; - } - else if (validity == VALID) - { - _dbus_warn ("Failed to load valid file but still had memory: %s\n", - error.message); - - dbus_error_free (&error); - return FALSE; - } - else - { - dbus_error_free (&error); - return TRUE; - } - } - else - { - _DBUS_ASSERT_ERROR_IS_CLEAR (&error); - - bus_config_parser_unref (parser); - - if (validity == INVALID) - { - _dbus_warn ("Accepted invalid file\n"); - return FALSE; - } - - return TRUE; - } -} - -typedef struct -{ - const DBusString *full_path; - Validity validity; -} LoaderOomData; - -static dbus_bool_t -check_loader_oom_func (void *data) -{ - LoaderOomData *d = data; - - return do_load (d->full_path, d->validity, TRUE); -} - -static dbus_bool_t -process_test_valid_subdir (const DBusString *test_base_dir, - const char *subdir, - Validity validity) -{ - DBusString test_directory; - DBusString filename; - DBusDirIter *dir; - dbus_bool_t retval; - DBusError error; - - retval = FALSE; - dir = NULL; - - if (!_dbus_string_init (&test_directory)) - _dbus_assert_not_reached ("didn't allocate test_directory\n"); - - _dbus_string_init_const (&filename, subdir); - - if (!_dbus_string_copy (test_base_dir, 0, - &test_directory, 0)) - _dbus_assert_not_reached ("couldn't copy test_base_dir to test_directory"); - - if (!_dbus_concat_dir_and_file (&test_directory, &filename)) - _dbus_assert_not_reached ("couldn't allocate full path"); - - _dbus_string_free (&filename); - if (!_dbus_string_init (&filename)) - _dbus_assert_not_reached ("didn't allocate filename string\n"); - - dbus_error_init (&error); - dir = _dbus_directory_open (&test_directory, &error); - if (dir == NULL) - { - _dbus_warn ("Could not open %s: %s\n", - _dbus_string_get_const_data (&test_directory), - error.message); - dbus_error_free (&error); - goto failed; - } - - if (validity == VALID) - printf ("Testing valid files:\n"); - else if (validity == INVALID) - printf ("Testing invalid files:\n"); - else - printf ("Testing unknown files:\n"); - - next: - while (_dbus_directory_get_next_file (dir, &filename, &error)) - { - DBusString full_path; - LoaderOomData d; - - if (!_dbus_string_init (&full_path)) - _dbus_assert_not_reached ("couldn't init string"); - - if (!_dbus_string_copy (&test_directory, 0, &full_path, 0)) - _dbus_assert_not_reached ("couldn't copy dir to full_path"); - - if (!_dbus_concat_dir_and_file (&full_path, &filename)) - _dbus_assert_not_reached ("couldn't concat file to dir"); - - if (!_dbus_string_ends_with_c_str (&full_path, ".conf")) - { - _dbus_verbose ("Skipping non-.conf file %s\n", - _dbus_string_get_const_data (&filename)); - _dbus_string_free (&full_path); - goto next; - } - - printf (" %s\n", _dbus_string_get_const_data (&filename)); - - _dbus_verbose (" expecting %s\n", - validity == VALID ? "valid" : - (validity == INVALID ? "invalid" : - (validity == UNKNOWN ? "unknown" : "???"))); - - d.full_path = &full_path; - d.validity = validity; - - /* FIXME hackaround for an expat problem, see - * https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=124747 - * http://freedesktop.org/pipermail/dbus/2004-May/001153.html - */ - /* if (!_dbus_test_oom_handling ("config-loader", check_loader_oom_func, &d)) */ - if (!check_loader_oom_func (&d)) - _dbus_assert_not_reached ("test failed"); - - _dbus_string_free (&full_path); - } - - if (dbus_error_is_set (&error)) - { - _dbus_warn ("Could not get next file in %s: %s\n", - _dbus_string_get_const_data (&test_directory), - error.message); - dbus_error_free (&error); - goto failed; - } - - retval = TRUE; - - failed: - - if (dir) - _dbus_directory_close (dir); - _dbus_string_free (&test_directory); - _dbus_string_free (&filename); - - return retval; -} - -/* convenience function, do not reuse outside of TEST */ -static dbus_bool_t -make_full_path (const DBusString *test_data_dir, - const char *subdir, - const char *file, - DBusString *full_path) -{ - DBusString filename; - dbus_bool_t retval; - - retval = FALSE; - - if (!_dbus_string_init (full_path)) - { - _dbus_warn ("couldn't allocate full path"); - goto finish; - } - - if (!_dbus_string_copy (test_data_dir, 0, full_path, 0)) - { - _dbus_warn ("couldn't allocate full path"); - goto finish; - } - - _dbus_string_init_const (&filename, subdir); - if (!_dbus_concat_dir_and_file (full_path, &filename)) - { - _dbus_warn ("couldn't allocate full path"); - goto finish; - } - _dbus_string_free (&filename); - - _dbus_string_init_const (&filename, file); - if (!_dbus_concat_dir_and_file (full_path, &filename)) - { - _dbus_warn ("couldn't allocate full path"); - goto finish; - } - - /* woot! */ - retval = TRUE; - -finish: - _dbus_string_free (&filename); - return retval; -} - -static dbus_bool_t -check_file_valid (DBusString *full_path, - Validity validity) -{ - dbus_bool_t retval; - - if (validity == VALID) - printf ("Testing valid file:\n"); - else if (validity == INVALID) - printf ("Testing invalid file:\n"); - else - printf ("Testing unknown file:\n"); - - /* print the filename, just so we match the other output */ - printf (" %s\n", _dbus_string_get_const_data (full_path)); - - /* only test one file */ - retval = do_load (full_path, validity, TRUE); - - return retval; -} - -dbus_bool_t -bus_config_parser_trivial_test (const DBusString *test_data_dir) -{ - DBusString full_path; - dbus_bool_t retval; - - retval = FALSE; - - if (test_data_dir == NULL || - _dbus_string_get_length (test_data_dir) == 0) - { - printf ("No test data\n"); - return TRUE; - } - - /* We already test default_session_servicedirs and default_system_servicedirs - * in bus_config_parser_test() */ - if (!process_test_valid_subdir (test_data_dir, "valid-config-files", VALID)) - goto finish; - - /* we don't process all the invalid files, as the trivial parser can't hope - * to validate them all for all different syntaxes. We just check one broken - * file to see if junk is received */ - if (!make_full_path (test_data_dir, "invalid-config-files", "not-well-formed.conf", &full_path)) - goto finish; - if (!check_file_valid (&full_path, INVALID)) - goto finish; - _dbus_string_free (&full_path); - - /* just test if the check_file_valid works okay and we got sane values */ - if (!make_full_path (test_data_dir, "valid-config-files", "system.conf", &full_path)) - goto finish; - if (!check_file_valid (&full_path, VALID)) - goto finish; - /* check to see if we got the correct values from the parser */ - if (!check_return_values (&full_path)) - goto finish; - - /* woot! */ - retval = TRUE; - -finish: - _dbus_string_free (&full_path); - - /* we don't process equiv-config-files as we don't handle <include> */ - return retval; -} - -#endif /* DBUS_ENABLE_EMBEDDED_TESTS */ - |