dbus-cplusplus/examples/echo/echo-server.cpp

93 lines
1.8 KiB
C++

#include "echo-server.h"
#include <unistd.h>
#include <stdlib.h>
#include <signal.h>
#include <stdio.h>
#include <limits.h>
static const char *ECHO_SERVER_NAME = "org.freedesktop.DBus.Examples.Echo";
static const char *ECHO_SERVER_PATH = "/org/freedesktop/DBus/Examples/Echo";
EchoServer::EchoServer(DBus::Connection &connection)
: DBus::ObjectAdaptor(connection, ECHO_SERVER_PATH)
{
}
DBus::Int32 EchoServer::Random()
{
return rand();
}
DBus::String EchoServer::Hello(const DBus::String &name)
{
sleep (10);
return "Hello " + name + "!";
}
DBus::Variant EchoServer::Echo(const DBus::Variant &value)
{
this->Echoed(value);
return value;
}
std::vector< DBus::Byte > EchoServer::Cat(const DBus::String &file)
{
FILE *handle = fopen(file.c_str(), "rb");
if (!handle) throw DBus::Error("org.freedesktop.DBus.EchoDemo.ErrorFileNotFound", "file not found");
DBus::Byte buff[1024];
size_t nread = fread(buff, 1, sizeof(buff), handle);
fclose(handle);
return std::vector< DBus::Byte > (buff, buff + nread);
}
DBus::Int32 EchoServer::Sum(const std::vector<DBus::Int32>& ints)
{
DBus::Int32 sum = 0;
for (size_t i = 0; i < ints.size(); ++i) sum += ints[i];
return sum;
}
std::map< DBus::String, DBus::String > EchoServer::Info()
{
std::map< DBus::String, DBus::String > info;
char hostname[HOST_NAME_MAX];
gethostname(hostname, sizeof(hostname));
info["hostname"] = hostname;
info["username"] = getlogin();
return info;
}
DBus::BusDispatcher dispatcher;
void niam(int sig)
{
dispatcher.leave();
}
int main()
{
signal(SIGTERM, niam);
signal(SIGINT, niam);
DBus::default_dispatcher = &dispatcher;
DBus::Connection conn = DBus::Connection::SessionBus();
conn.request_name(ECHO_SERVER_NAME);
EchoServer server(conn);
dispatcher.enter();
return 0;
}