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/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Jay Sorg 2004-2014
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* generic transport
*/
#if !defined(TRANS_H)
#define TRANS_H
#include "arch.h"
#include "parse.h"
#define TRANS_MODE_TCP 1
#define TRANS_MODE_UNIX 2
#define TRANS_TYPE_LISTENER 1
#define TRANS_TYPE_SERVER 2
#define TRANS_TYPE_CLIENT 3
#define TRANS_STATUS_DOWN 0
#define TRANS_STATUS_UP 1
struct trans; /* forward declaration */
typedef int (DEFAULT_CC *ttrans_data_in)(struct trans* self);
typedef int (DEFAULT_CC *ttrans_conn_in)(struct trans* self,
struct trans* new_self);
typedef int (DEFAULT_CC *tis_term)(void);
struct trans
{
tbus sck; /* socket handle */
int mode; /* 1 tcp, 2 unix socket */
int status;
int type1; /* 1 listener 2 server 3 client */
ttrans_data_in trans_data_in;
ttrans_conn_in trans_conn_in;
void* callback_data;
int header_size;
struct stream* in_s;
struct stream* out_s;
char* listen_filename;
tis_term is_term; /* used to test for exit */
struct stream* wait_s;
char addr[256];
char port[256];
int no_stream_init_on_data_in;
int extra_flags; /* user defined */
};
struct trans* APP_CC
trans_create(int mode, int in_size, int out_size);
void APP_CC
trans_delete(struct trans* self);
int APP_CC
trans_get_wait_objs(struct trans* self, tbus* objs, int* count);
int APP_CC
trans_get_wait_objs_rw(struct trans *self,
tbus *robjs, int *rcount,
tbus *wobjs, int *wcount);
int APP_CC
trans_check_wait_objs(struct trans* self);
int APP_CC
trans_force_read_s(struct trans* self, struct stream* in_s, int size);
int APP_CC
trans_force_write_s(struct trans* self, struct stream* out_s);
int APP_CC
trans_force_read(struct trans* self, int size);
int APP_CC
trans_force_write(struct trans* self);
int APP_CC
trans_write_copy(struct trans* self);
int APP_CC
trans_connect(struct trans* self, const char* server, const char* port,
int timeout);
int APP_CC
trans_listen_address(struct trans* self, char* port, const char* address);
int APP_CC
trans_listen(struct trans* self, char* port);
struct stream* APP_CC
trans_get_in_s(struct trans* self);
struct stream* APP_CC
trans_get_out_s(struct trans* self, int size);
#endif
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