session.h

文件传输协议linux 下vsftpd2.1.0.tar.gz

#ifndef VSF_SESSION_H
#define VSF_SESSION_H

#ifndef VSFTP_STR_H
#include "str.h"
#endif

#ifndef VSF_FILESIZE_H
#include "filesize.h"
#endif

struct vsf_sysutil_sockaddr;
struct mystr_list;

/* This struct contains variables specific to the state of the current FTP
 * session
 */
struct vsf_session
{
  /* Details of the control connection */
  struct vsf_sysutil_sockaddr* p_local_addr;
  struct vsf_sysutil_sockaddr* p_remote_addr;
  char* p_control_line_buf;

  /* Details of the data connection */
  int pasv_listen_fd;
  struct vsf_sysutil_sockaddr* p_port_sockaddr;
  int data_fd;
  int data_progress;
  unsigned int bw_rate_max;
  long bw_send_start_sec;
  long bw_send_start_usec;

  /* Details of the login */
  int is_anonymous;
  int is_guest;
  struct mystr user_str;
  struct mystr anon_pass_str;

  /* Details of the FTP protocol state */
  filesize_t restart_pos;
  int is_ascii;
  struct mystr rnfr_filename_str;
  int abor_received;
  int epsv_all;

  /* Details of FTP session state */
  struct mystr_list* p_visited_dir_list;

  /* Details of userids which are interesting to us */
  int anon_ftp_uid;
  int guest_user_uid;
  int anon_upload_chown_uid;

  /* Things we need to cache before we chroot() */
  struct mystr banned_email_str;
  struct mystr email_passwords_str;
  struct mystr userlist_str;
  struct mystr banner_str;
  int tcp_wrapper_ok;

  /* Logging related details */
  int xferlog_fd;
  int vsftpd_log_fd;
  struct mystr remote_ip_str;
  unsigned long log_type;
  long log_start_sec;
  long log_start_usec;
  struct mystr log_str;
  filesize_t transfer_size;

  /* Buffers */
  struct mystr ftp_cmd_str;
  struct mystr ftp_arg_str;

  /* Parent<->child comms channel */
  int parent_fd;
  int child_fd;

  /* Other details */
  unsigned int num_clients;
  unsigned int num_this_ip;
  struct mystr home_str;

  /* Secure connections state */
  int control_use_ssl;
  int data_use_ssl;
  void* p_ssl_ctx;
  void* p_control_ssl;
  void* p_data_ssl;
  struct mystr control_cert_digest;
  int ssl_slave_active;
  int ssl_slave_fd;
  int ssl_consumer_fd;
  unsigned int login_fails;
};

#endif /* VSF_SESSION_H */