added missing files

This commit is contained in:
wangyu- 2017-11-02 19:49:04 -05:00
parent 6a825dc51e
commit c591902be1
2 changed files with 106 additions and 0 deletions

63
fd_manager.cpp Normal file

@ -0,0 +1,63 @@
/*
* 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::exist(fd64_t fd64)
{
return fd64_to_fd_mp.find(fd64)!=fd64_to_fd_mp.end();
}
int fd_manager_t::to_fd(fd64_t fd64)
{
assert(exist(fd64));
return fd64_to_fd_mp[fd64];
}
void fd_manager_t::fd64_close(fd64_t fd64)
{
assert(exist(fd64));
int fd=fd64_to_fd_mp[fd64];
fd64_to_fd_mp.erase(fd64);
fd_to_fd64_mp.erase(fd);
if(exist_info(fd64))
{
fd_info_mp.erase(fd64);
}
assert(close(fd)==0);
}
void fd_manager_t::reserve(int n)
{
fd_to_fd64_mp.reserve(n);
fd64_to_fd_mp.reserve(n);
fd_info_mp.reserve(n);
}
u64_t fd_manager_t::create(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+=100;
reserve(10007);
}
fd_info_t & fd_manager_t::get_info(fd64_t fd64)
{
assert(exist(fd64));
return fd_info_mp[fd64];
}
int fd_manager_t::exist_info(fd64_t fd64)
{
return fd_info_mp.find(fd64)!=fd_info_mp.end();
}

43
fd_manager.h Normal file

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/*
* fd_manager.h
*
* Created on: Sep 25, 2017
* Author: root
*/
#ifndef FD_MANAGER_H_
#define FD_MANAGER_H_
#include "common.h"
//#include "packet.h"
#include "connection.h"
struct fd_info_t
{
//ip_port_t ip_port;
conn_info_t *p_conn_info;
};
struct fd_manager_t //conver fd to a uniq 64bit number,avoid fd value conflict caused by close and re-create
//this class is not strictly necessary,it just makes epoll fd handling easier
{
fd_info_t & get_info(fd64_t fd64);
int exist_info(fd64_t);
int exist(fd64_t fd64);
int to_fd(fd64_t);
void fd64_close(fd64_t fd64);
void reserve(int n);
u64_t create(int fd);
fd_manager_t();
private:
u64_t counter;
unordered_map<int,fd64_t> fd_to_fd64_mp;
unordered_map<fd64_t,int> fd64_to_fd_mp;
unordered_map<fd64_t,fd_info_t> fd_info_mp;
int fd_exist(int fd);
//void remove_fd(int fd);
//fd64_t fd_to_fd64(int fd);
};
extern fd_manager_t fd_manager;
#endif /* FD_MANAGER_H_ */