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135 lines
3.9 KiB
135 lines
3.9 KiB
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2014
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* generic transport
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*/
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#if !defined(TRANS_H)
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#define TRANS_H
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#include "arch.h"
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#include "parse.h"
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#define TRANS_MODE_TCP 1
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#define TRANS_MODE_UNIX 2
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#define TRANS_TYPE_LISTENER 1
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#define TRANS_TYPE_SERVER 2
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#define TRANS_TYPE_CLIENT 3
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#define TRANS_STATUS_DOWN 0
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#define TRANS_STATUS_UP 1
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struct trans; /* forward declaration */
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struct xrdp_tls;
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typedef int (DEFAULT_CC *ttrans_data_in)(struct trans* self);
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typedef int (DEFAULT_CC *ttrans_conn_in)(struct trans* self,
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struct trans* new_self);
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typedef int (DEFAULT_CC *tis_term)(void);
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typedef int (APP_CC *trans_recv_proc) (struct trans *self, char *ptr, int len);
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typedef int (APP_CC *trans_send_proc) (struct trans *self, const char *data, int len);
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typedef int (APP_CC *trans_can_recv_proc) (struct trans *self, int sck, int millis);
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/* optional source info */
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#define XRDP_SOURCE_NONE 0
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#define XRDP_SOURCE_CLIENT 1
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#define XRDP_SOURCE_SESMAN 2
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#define XRDP_SOURCE_CHANSRV 3
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#define XRDP_SOURCE_MOD 4
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struct source_info
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{
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int cur_source;
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int source[7];
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};
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struct trans
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{
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tbus sck; /* socket handle */
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int mode; /* 1 tcp, 2 unix socket */
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int status;
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int type1; /* 1 listener 2 server 3 client */
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ttrans_data_in trans_data_in;
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ttrans_conn_in trans_conn_in;
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void* callback_data;
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int header_size;
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struct stream* in_s;
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struct stream* out_s;
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char* listen_filename;
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tis_term is_term; /* used to test for exit */
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struct stream* wait_s;
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char addr[256];
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char port[256];
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int no_stream_init_on_data_in;
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int extra_flags; /* user defined */
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struct ssl_tls *tls;
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trans_recv_proc trans_recv;
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trans_send_proc trans_send;
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trans_can_recv_proc trans_can_recv;
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struct source_info *si;
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int my_source;
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};
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struct trans* APP_CC
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trans_create(int mode, int in_size, int out_size);
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void APP_CC
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trans_delete(struct trans* self);
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int APP_CC
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trans_get_wait_objs(struct trans* self, tbus* objs, int* count);
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int APP_CC
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trans_get_wait_objs_rw(struct trans *self,
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tbus *robjs, int *rcount,
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tbus *wobjs, int *wcount, int *timeout);
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int APP_CC
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trans_check_wait_objs(struct trans* self);
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int APP_CC
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trans_force_read_s(struct trans* self, struct stream* in_s, int size);
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int APP_CC
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trans_force_write_s(struct trans* self, struct stream* out_s);
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int APP_CC
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trans_force_read(struct trans* self, int size);
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int APP_CC
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trans_force_write(struct trans* self);
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int APP_CC
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trans_write_copy(struct trans* self);
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int APP_CC
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trans_write_copy_s(struct trans* self, struct stream* out_s);
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int APP_CC
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trans_connect(struct trans* self, const char* server, const char* port,
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int timeout);
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int APP_CC
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trans_listen_address(struct trans* self, char* port, const char* address);
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int APP_CC
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trans_listen(struct trans* self, char* port);
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struct stream* APP_CC
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trans_get_in_s(struct trans* self);
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struct stream* APP_CC
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trans_get_out_s(struct trans* self, int size);
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int APP_CC
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trans_set_tls_mode(struct trans *self, const char *key, const char *cert,
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int disableSSLv3, const char *tls_ciphers);
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int APP_CC
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trans_shutdown_tls_mode(struct trans *self);
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int APP_CC
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trans_tcp_force_read_s(struct trans *self, struct stream *in_s, int size);
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int APP_CC
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trans_force_write_s(struct trans *self, struct stream *out_s);
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#endif
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