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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <kdbus/message.h>
#include <kdbus/item.h>
#include <kdbus/globals.h>
#include <linux/kdbus.h>
#include <cstdlib>
#include <ctime>
#include <vector>
namespace android {
namespace kdbus {
uint64_t Message::dst_id() const {
return msg_.get()->dst_id;
}
uint64_t Message::src_id() const {
return msg_.get()->src_id;
}
uint64_t Message::cookie() const {
return msg_.get()->cookie;
}
uint64_t Message::message_size(std::vector<Item *> items) {
uint64_t size = sizeof(struct kdbus_msg);
for (const auto& i : items) {
size += i->size;
}
return size;
}
void Message::init(uint64_t dst_id, uint64_t src_id, uint64_t cookie,
uint64_t flags, std::vector<Item *> items) {
msg_->flags = flags;
msg_->size = size_;
msg_->priority = 0;
msg_->dst_id = dst_id;
msg_->src_id = src_id;
msg_->cookie = cookie;
msg_->payload_type = KDBUS_PAYLOAD_DBUS;
msg_->timeout_ns = 0;
struct kdbus_item *n = msg_->items;
for (const auto& i : items) {
n = i->Queue(n);
}
}
void MessageSync::init(uint64_t timeout_ms) {
const uint64_t nanoseconds_per_second = 1000000000ULL;
const uint64_t nanoseconds_per_millisecond = 1000000ULL;
struct timespec now;
clock_gettime(CLOCK_MONOTONIC_COARSE, &now);
msg_->timeout_ns = now.tv_sec * nanoseconds_per_second
+ now.tv_nsec
+ timeout_ms * nanoseconds_per_millisecond;
msg_->flags = KDBUS_MSG_EXPECT_REPLY;
}
uint64_t MessageReply::cookie_reply() const {
return msg_.get()->cookie_reply;
}
void MessageReply::init(uint64_t cookie_reply) {
msg_->cookie_reply = cookie_reply;
}
} // namespace kdbus
} // namespace android
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