wangyu-UDPspeeder/fd_manager.cpp

/*
 * fd_manager.cpp
 *
 *  Created on: Sep 25, 2017
 *      Author: root
 */


#include "fd_manager.h"
int fd_manager_t::fd_exist(int fd)
{
	return fd_to_fd64_mp.find(fd)!=fd_to_fd64_mp.end();
}
int fd_manager_t::fd64_exist(fd64_t fd64)
{
	return fd64_to_fd_mp.find(fd64)!=fd64_to_fd_mp.end();
}
fd64_t fd_manager_t::fd_to_fd64(int fd)
{
	assert(fd_exist(fd));
	return fd_to_fd64_mp[fd];
}
int fd_manager_t::fd64_to_fd(fd64_t fd64)
{
	assert(fd64_exist(fd64));
	return fd64_to_fd_mp[fd64];
}
void fd_manager_t::remove_fd(int fd)
{
	assert(fd_exist(fd));
	fd64_t fd64=fd_to_fd64_mp[fd];
	fd_to_fd64_mp.erase(fd);
	fd64_to_fd_mp.erase(fd64);
	//return 0;
}
void fd_manager_t::remove_fd64(fd64_t fd64)
{
	assert(fd64_exist(fd64));
	int fd=fd64_to_fd_mp[fd64];
	fd64_to_fd_mp.erase(fd64);
	fd_to_fd64_mp.erase(fd);
	//return 0;
}
void fd_manager_t::reserve()
{
	fd_to_fd64_mp.reserve(100007);
	fd64_to_fd_mp.reserve(100007);
	//return 0;
}
u64_t fd_manager_t::insert_fd(int fd)
{
	assert(!fd_exist(fd));
	fd64_t fd64=counter++;
	fd_to_fd64_mp[fd]=fd64;
	fd64_to_fd_mp[fd64]=fd;
	return fd64;
}
fd_manager_t::fd_manager_t()
{
	counter=u32_t(-1);
	counter+=2;
}