libsystemd/sd-bus/busctl-introspect.c

a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering/***
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  This file is part of systemd.
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  Copyright 2014 Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  systemd is free software; you can redistribute it and/or modify it
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  under the terms of the GNU Lesser General Public License as published by
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  the Free Software Foundation; either version 2.1 of the License, or
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  (at your option) any later version.
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  systemd is distributed in the hope that it will be useful, but
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  WITHOUT ANY WARRANTY; without even the implied warranty of
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  Lesser General Public License for more details.
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  You should have received a copy of the GNU Lesser General Public License
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering  along with systemd; If not, see <http://www.gnu.org/licenses/>.
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering***/
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
07630cea1f3a845c09309f197ac7c4f11edd3b62Lennart Poettering#include "sd-bus.h"
07630cea1f3a845c09309f197ac7c4f11edd3b62Lennart Poettering
b5efdb8af40ea759a1ea584c1bc44ecc81dd00ceLennart Poettering#include "alloc-util.h"
b5efdb8af40ea759a1ea584c1bc44ecc81dd00ceLennart Poettering#include "busctl-introspect.h"
07630cea1f3a845c09309f197ac7c4f11edd3b62Lennart Poettering#include "string-util.h"
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering#include "util.h"
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering#include "xml.h"
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering#define NODE_DEPTH_MAX 16
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poetteringtypedef struct Context {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        const XMLIntrospectOps *ops;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        void *userdata;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        char *interface_name;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        uint64_t interface_flags;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        char *member_name;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        char *member_signature;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        char *member_result;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        uint64_t member_flags;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        bool member_writable;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        const char *current;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        void *xml_state;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering} Context;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poetteringstatic void context_reset_member(Context *c) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        free(c->member_name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        free(c->member_signature);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        free(c->member_result);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        c->member_name = c->member_signature = c->member_result = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        c->member_flags = 0;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        c->member_writable = false;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering}
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poetteringstatic void context_reset_interface(Context *c) {
a1e58e8ee1c84b633d6d6d651d5328d4dd4eba5bLennart Poettering        c->interface_name = mfree(c->interface_name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        c->interface_flags = 0;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        context_reset_member(c);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering}
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poetteringstatic int parse_xml_annotation(Context *context, uint64_t *flags) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        enum {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_ANNOTATION,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_VALUE
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        } state = STATE_ANNOTATION;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        _cleanup_free_ char *field = NULL, *value = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        assert(context);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        for (;;) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                _cleanup_free_ char *name = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                int t;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                t = xml_tokenize(&context->current, &name, &context->xml_state, NULL);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                if (t < 0) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        log_error("XML parse error.");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        return t;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                if (t == XML_END) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        log_error("Premature end of XML data.");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                switch (state) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_ANNOTATION:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "value"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_VALUE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <annotation> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "annotation"))) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (flags) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (streq_ptr(field, "org.freedesktop.DBus.Deprecated")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                if (streq_ptr(value, "true"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                        *flags |= SD_BUS_VTABLE_DEPRECATED;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        } else if (streq_ptr(field, "org.freedesktop.DBus.Method.NoReply")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                if (streq_ptr(value, "true"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                        *flags |= SD_BUS_VTABLE_METHOD_NO_REPLY;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        } else if (streq_ptr(field, "org.freedesktop.DBus.Property.EmitsChangedSignal")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                if (streq_ptr(value, "const"))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        *flags = (*flags & ~(SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION|SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE)) | SD_BUS_VTABLE_PROPERTY_CONST;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                else if (streq_ptr(value, "invalidates"))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        *flags = (*flags & ~(SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE|SD_BUS_VTABLE_PROPERTY_CONST)) | SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                else if (streq_ptr(value, "false"))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        *flags = *flags & ~(SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE|SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return 0;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <annotation>. (1)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                free(field);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                field = name;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                name = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_ANNOTATION;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <annotation>. (2)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_VALUE:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                free(value);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                value = name;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                name = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_ANNOTATION;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <annotation>. (3)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                default:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        assert_not_reached("Bad state");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering}
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poetteringstatic int parse_xml_node(Context *context, const char *prefix, unsigned n_depth) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        enum {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_NODE,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_NODE_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_INTERFACE,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_INTERFACE_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_METHOD,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_METHOD_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_METHOD_ARG,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_METHOD_ARG_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_METHOD_ARG_TYPE,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_METHOD_ARG_DIRECTION,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_SIGNAL,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_SIGNAL_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_SIGNAL_ARG,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_SIGNAL_ARG_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_SIGNAL_ARG_TYPE,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_PROPERTY,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_PROPERTY_NAME,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_PROPERTY_TYPE,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                STATE_PROPERTY_ACCESS,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        } state = STATE_NODE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        _cleanup_free_ char *node_path = NULL, *argument_type = NULL, *argument_direction = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        const char *np = prefix;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        int r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        assert(context);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        assert(prefix);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        if (n_depth > NODE_DEPTH_MAX) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                log_error("<node> depth too high.");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        for (;;) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                _cleanup_free_ char *name = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                int t;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                t = xml_tokenize(&context->current, &name, &context->xml_state, NULL);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                if (t < 0) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        log_error("XML parse error.");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        return t;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                if (t == XML_END) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        log_error("Premature end of XML data.");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                switch (state) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_NODE:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_NODE_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <node> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "interface"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_INTERFACE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "node")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_node(context, np, n_depth+1);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <node> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "node"))) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (context->ops->on_path) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = context->ops->on_path(node_path ? node_path : np, context->userdata);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return 0;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <node>. (1)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_NODE_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                free(node_path);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (name[0] == '/') {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        node_path = name;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        name = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (endswith(prefix, "/"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                node_path = strappend(prefix, name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        else
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                node_path = strjoin(prefix, "/", name, NULL);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (!node_path)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return log_oom();
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                np = node_path;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_NODE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <node>. (2)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_INTERFACE:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_INTERFACE_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <interface> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "method"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_METHOD;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "signal"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_SIGNAL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                else if (streq_ptr(name, "property")) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->member_flags |= SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_PROPERTY;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                } else if (streq_ptr(name, "annotation")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_annotation(context, &context->interface_flags);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <interface> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "interface"))) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        if (context->ops->on_interface) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                r = context->ops->on_interface(context->interface_name, context->interface_flags, context->userdata);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                if (r < 0)
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        return r;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context_reset_interface(context);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_NODE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <interface>. (1)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_INTERFACE_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        free(context->interface_name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->interface_name = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_INTERFACE;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <interface>. (2)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_METHOD:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_METHOD_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <method> attribute %s", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "arg"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_METHOD_ARG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "annotation")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_annotation(context, &context->member_flags);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <method> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "method"))) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        if (context->ops->on_method) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                r = context->ops->on_method(context->interface_name, context->member_name, context->member_signature, context->member_result, context->member_flags, context->userdata);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                if (r < 0)
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        return r;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context_reset_member(context);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_INTERFACE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <method> (1).");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_METHOD_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        free(context->member_name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->member_name = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_METHOD;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <method> (2).");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_METHOD_ARG:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_METHOD_ARG_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "type"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_METHOD_ARG_TYPE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "direction"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                         state = STATE_METHOD_ARG_DIRECTION;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected method <arg> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "annotation")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_annotation(context, NULL);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected method <arg> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "arg"))) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        if (argument_type) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                if (!argument_direction || streq(argument_direction, "in")) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        if (!strextend(&context->member_signature, argument_type, NULL))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                                return log_oom();
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                } else if (streq(argument_direction, "out")) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        if (!strextend(&context->member_result, argument_type, NULL))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                                return log_oom();
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
97b11eedff9d2e17101ad453caf9e48b73246719David Herrmann                                        argument_type = mfree(argument_type);
97b11eedff9d2e17101ad453caf9e48b73246719David Herrmann                                        argument_direction = mfree(argument_direction);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                state = STATE_METHOD;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in method <arg>. (1)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_METHOD_ARG_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_METHOD_ARG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in method <arg>. (2)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_METHOD_ARG_TYPE:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                free(argument_type);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                argument_type = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_METHOD_ARG;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in method <arg>. (3)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_METHOD_ARG_DIRECTION:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                free(argument_direction);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                argument_direction = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_METHOD_ARG;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in method <arg>. (4)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_SIGNAL:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_SIGNAL_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <signal> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "arg"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_SIGNAL_ARG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "annotation")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_annotation(context, &context->member_flags);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <signal> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "signal"))) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        if (context->ops->on_signal) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                r = context->ops->on_signal(context->interface_name, context->member_name, context->member_signature, context->member_flags, context->userdata);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                if (r < 0)
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        return r;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context_reset_member(context);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_INTERFACE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <signal>. (1)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_SIGNAL_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        free(context->member_name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->member_name = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_SIGNAL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <signal>. (2)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_SIGNAL_ARG:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_SIGNAL_ARG_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "type"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_SIGNAL_ARG_TYPE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected signal <arg> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "annotation")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_annotation(context, NULL);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected signal <arg> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "arg"))) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (argument_type) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        if (!strextend(&context->member_signature, argument_type, NULL))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                return log_oom();
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
97b11eedff9d2e17101ad453caf9e48b73246719David Herrmann                                        argument_type = mfree(argument_type);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                state = STATE_SIGNAL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in signal <arg> (1).");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_SIGNAL_ARG_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_SIGNAL_ARG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in signal <arg> (2).");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_SIGNAL_ARG_TYPE:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                free(argument_type);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                argument_type = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_SIGNAL_ARG;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in signal <arg> (3).");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_PROPERTY:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (t == XML_ATTRIBUTE_NAME) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "name"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state = STATE_PROPERTY_NAME;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "type"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state  = STATE_PROPERTY_TYPE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else if (streq_ptr(name, "access"))
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        state  = STATE_PROPERTY_ACCESS;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <property> attribute %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EBADMSG;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (streq_ptr(name, "annotation")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        r = parse_xml_annotation(context, &context->member_flags);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        if (r < 0)
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                                return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        log_error("Unexpected <property> tag %s.", name);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                        return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else if (t == XML_TAG_CLOSE_EMPTY ||
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                   (t == XML_TAG_CLOSE && streq_ptr(name, "property"))) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        if (context->ops->on_property) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                r = context->ops->on_property(context->interface_name, context->member_name, context->member_signature, context->member_writable, context->member_flags, context->userdata);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                if (r < 0)
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                                        return r;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context_reset_member(context);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_INTERFACE;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else if (t != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <property>. (1)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_PROPERTY_NAME:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        free(context->member_name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->member_name = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_PROPERTY;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <property>. (2)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_PROPERTY_TYPE:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (n_depth == 0) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        free(context->member_signature);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->member_signature = name;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        name = NULL;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                }
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_PROPERTY;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <property>. (3)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                case STATE_PROPERTY_ACCESS:
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        if (t == XML_ATTRIBUTE_VALUE) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                if (streq(name, "readwrite") || streq(name, "write"))
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        context->member_writable = true;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                state = STATE_PROPERTY;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected token in <property>. (4)");
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                return -EINVAL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering}
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poetteringint parse_xml_introspect(const char *prefix, const char *xml, const XMLIntrospectOps *ops, void *userdata) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        Context context = {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                .ops = ops,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                .userdata = userdata,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                .current = xml,
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        };
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        int r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        assert(prefix);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        assert(xml);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        assert(ops);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        for (;;) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                _cleanup_free_ char *name = NULL;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                r = xml_tokenize(&context.current, &name, &context.xml_state, NULL);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                if (r < 0) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        log_error("XML parse error");
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        goto finish;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                if (r == XML_END) {
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        r = 0;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        break;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                if (r == XML_TAG_OPEN) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        if (streq(name, "node")) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                r = parse_xml_node(&context, prefix, 0);
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                if (r < 0)
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                        goto finish;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        } else {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                                log_error("Unexpected tag '%s' in introspection data.", name);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                r = -EBADMSG;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                                goto finish;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                } else if (r != XML_TEXT || !in_charset(name, WHITESPACE)) {
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                        log_error("Unexpected token.");
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        r = -EBADMSG;
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering                        goto finish;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering                }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering        }
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poetteringfinish:
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        context_reset_interface(&context);
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering
0171da06ef8bb19c175c5aa8aff8cf95f3de7dc1Lennart Poettering        return r;
a1ad376761af16da46c9ad90fd8df41c8c5c0976Lennart Poettering}