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/*
Unix SMB/CIFS implementation.
SERVER SERVICE code
Copyright (C) Stefan (metze) Metzmacher 2004
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _SERVER_SERVICE_H
#define _SERVER_SERVICE_H
struct event_context;
struct model_ops;
struct server_context;
struct server_connection;
struct server_service;
/* modules can use the following to determine if the interface has changed
* please increment the version number after each interface change
* with a comment and maybe update struct process_model_critical_sizes.
*/
/* version 1 - initial version - metze */
#define SERVER_SERVICE_VERSION 1
struct server_service_ops {
/* the name of the server_service */
const char *name;
/* called at startup when the server_service is selected */
void (*service_init)(struct server_service *service, const struct model_ops *ops);
/* function to accept new connection */
void (*accept_connection)(struct server_connection *);
void (*recv_handler)(struct server_connection *, struct timeval, uint16_t);
void (*send_handler)(struct server_connection *, struct timeval, uint16_t);
/* function to be called when the server is idle */
void (*idle_handler)(struct server_connection *, struct timeval);
/* function to close a connection */
void (*close_connection)(struct server_connection *, const char *reason);
/* function to exit server */
void (*service_exit)(struct server_service *srv_ctx, const char *reason);
};
struct socket_context;
struct server_socket {
struct server_socket *next,*prev;
void *private_data;
struct {
struct event_context *ctx;
struct fd_event *fde;
} event;
struct socket_context *socket;
struct server_service *service;
struct server_connection *connection_list;
};
struct server_service {
struct server_service *next,*prev;
void *private_data;
const struct server_service_ops *ops;
const struct model_ops *model_ops;
struct server_socket *socket_list;
struct server_context *srv_ctx;
};
/* the concept of whether two operations are on the same server
connection or different connections is an important one in SMB, especially
for locking and share modes. We will use a servid_t to distinguish different
connections
this means that (for example) a unique open file is distinguished by the triple
of
servid_t server;
uint16 tid;
uint16 fnum;
*/
typedef uint32_t servid_t;
struct server_connection {
struct server_connection *next,*prev;
void *private_data;
struct {
struct event_context *ctx;
struct fd_event *fde;
struct timed_event *idle;
struct timeval idle_time;
} event;
servid_t server_id;
struct socket_context *socket;
struct server_socket *server_socket;
struct server_service *service;
struct messaging_context *messaging_ctx;
};
#endif /* _SERVER_SERVICE_H */
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