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Merge branch 'master' of git@github.com:FreeRDP/FreeRDP-1.0

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This commit is contained in:
Jay Sorg 2011-07-10 14:58:04 -07:00
commit 9c5eecff3d
15 changed files with 270 additions and 176 deletions
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4
cunit/test_transport.c
View File

@ -61,16 +61,19 @@ static int test_finished = 0;
static int
packet_received(rdpTransport * transport, STREAM * stream, void * extra)
{
#if 0
uint16 length;
length = tpkt_read_header(stream);
CU_ASSERT(length == 19);
freerdp_hexdump(stream->data, length);
test_finished = 1;
return 0;
#endif
}
void test_transport(void)
{
#if 0
rdpTransport * transport;
STREAM * stream;
int r;
@ -96,4 +99,5 @@ void test_transport(void)
CU_ASSERT(r == True);
transport_free(transport);
#endif
}

2
libfreerdp-core/CMakeLists.txt
View File

@ -37,6 +37,8 @@ set(LIBFREERDP_CORE_SRCS
settings.c
connection.c
connection.h
rdp.c
rdp.h
per.c
per.h
tcp.c

36
libfreerdp-core/connection.c
View File

@ -34,14 +34,28 @@
* |<-----------------------MCS Channel Join Confirm PDU---------------------|
* |----------------------------Security Exchange PDU----------------------->|
* |-------------------------------Client Info PDU-------------------------->|
* |<---------------------License Error PDU - Valid Client-------------------|
* |<-----------------------------Demand Active PDU--------------------------|
* |------------------------------Confirm Active PDU------------------------>|
* |-------------------------------Synchronize PDU-------------------------->|
* |---------------------------Control PDU - Cooperate---------------------->|
* |------------------------Control PDU - Request Control------------------->|
* |--------------------------Persistent Key List PDU(s)-------------------->|
* |--------------------------------Font List PDU--------------------------->|
* |<------------------------------Synchronize PDU---------------------------|
* |<--------------------------Control PDU - Cooperate-----------------------|
* |<-----------------------Control PDU - Granted Control--------------------|
* |<-------------------------------Font Map PDU-----------------------------|
*
*/
void connection_client_connect(rdpConnection* connection)
{
int i;
STREAM* s;
uint16 channelId;
connection->settings->autologon = 1;
connection->transport = transport_new(connection->settings);
connection->nego = nego_new(connection->transport);
@ -74,7 +88,8 @@ void connection_client_connect(rdpConnection* connection)
connection_send_client_info(connection);
mcs_recv(connection->mcs);
s = transport_recv_stream_init(connection->transport, 4096);
transport_read(connection->transport, s);
}
void connection_write_system_time(STREAM* s, SYSTEM_TIME* system_time)
@ -251,15 +266,21 @@ void connection_write_info_packet(STREAM* s, rdpSettings* settings)
uint8* workingDir;
uint16 cbWorkingDir;
flags = INFO_UNICODE |
flags = INFO_MOUSE |
INFO_UNICODE |
INFO_LOGONERRORS |
INFO_LOGONNOTIFY |
INFO_MAXIMIZESHELL |
INFO_ENABLEWINDOWSKEY |
INFO_DISABLECTRLALTDEL |
RNS_INFO_AUDIOCAPTURE;
if (settings->autologon)
flags |= INFO_AUTOLOGON;
if (settings->console_audio)
flags |= INFO_REMOTECONSOLEAUDIO;
if (settings->compression)
flags |= INFO_COMPRESSION | PACKET_COMPR_TYPE_64K;
@ -321,17 +342,14 @@ void connection_send_client_info(rdpConnection* connection)
{
STREAM* s;
int length;
s = stream_new(1024);
uint8 *bm, *em;
s = transport_send_stream_init(connection->transport, 1024);
stream_get_mark(s, bm);
stream_seek(s, 15);
/* security header */
stream_write_uint16(s, SEC_INFO_PKT); /* flags */
stream_write_uint16(s, 0); /* flagsHi */
rdp_write_security_header(s, SEC_INFO_PKT);
connection_write_info_packet(s, connection->settings);
stream_get_mark(s, em);
@ -348,7 +366,7 @@ void connection_send_client_info(rdpConnection* connection)
stream_set_mark(s, em);
tls_write(connection->transport->tls, s->data, stream_get_length(s));
transport_write(connection->transport, s);
}
/**

14
libfreerdp-core/connection.h
View File

@ -20,6 +20,7 @@
#ifndef __CONNECTION_H
#define __CONNECTION_H
#include "rdp.h"
#include "tpkt.h"
#include "tpdu.h"
#include "nego.h"
@ -58,19 +59,6 @@
#define PACKET_COMPR_TYPE_RDP6 0x00000300
#define PACKET_COMPR_TYPE_RDP61 0x00000400
/* Security Header Flags */
#define SEC_EXCHANGE_PKT 0x0001
#define SEC_ENCRYPT 0x0008
#define SEC_RESET_SEQNO 0x0010
#define SEC_IGNORE_SEQNO 0x0020
#define SEC_INFO_PKT 0x0040
#define SEC_LICENSE_PKT 0x0080
#define SEC_LICENSE_ENCRYPT_CS 0x0200
#define SEC_LICENSE_ENCRYPT_SC 0x0200
#define SEC_REDIRECTION_PKT 0x0400
#define SEC_SECURE_CHECKSUM 0x0800
#define SEC_FLAGSHI_VALID 0x8000
struct rdp_connection
{
struct rdp_mcs* mcs;

27
libfreerdp-core/credssp.c
View File

@ -340,13 +340,12 @@ void credssp_encode_ts_credentials(rdpCredssp* credssp)
void credssp_send(rdpCredssp* credssp, BLOB* negoToken, BLOB* pubKeyAuth, BLOB* authInfo)
{
STREAM* s;
size_t size;
TSRequest_t *ts_request;
OCTET_STRING_t *nego_token;
asn_enc_rval_t enc_rval;
char* buffer;
size_t size;
ts_request = calloc(1, sizeof(TSRequest_t));
ts_request->version = 2;
@ -380,17 +379,17 @@ void credssp_send(rdpCredssp* credssp, BLOB* negoToken, BLOB* pubKeyAuth, BLOB*
if (enc_rval.encoded != -1)
{
size = enc_rval.encoded;
buffer = xmalloc(size);
s = transport_send_stream_init(credssp->transport, size);
enc_rval = der_encode_to_buffer(&asn_DEF_TSRequest, ts_request, buffer, size);
enc_rval = der_encode_to_buffer(&asn_DEF_TSRequest, ts_request, s->data, size);
if (enc_rval.encoded != -1)
{
tls_write(credssp->transport->tls, buffer, size);
s->p = s->data + size;
transport_write(credssp->transport, s);
}
asn_DEF_TSRequest.free_struct(&asn_DEF_TSRequest, ts_request, 0);
xfree(buffer);
}
}
@ -405,19 +404,18 @@ void credssp_send(rdpCredssp* credssp, BLOB* negoToken, BLOB* pubKeyAuth, BLOB*
int credssp_recv(rdpCredssp* credssp, BLOB* negoToken, BLOB* pubKeyAuth, BLOB* authInfo)
{
int bytes_read;
int size = 2048;
char *recv_buffer;
STREAM* s;
int status;
asn_dec_rval_t dec_rval;
TSRequest_t *ts_request = 0;
recv_buffer = xmalloc(size);
bytes_read = tls_read(credssp->transport->tls, recv_buffer, size);
s = transport_recv_stream_init(credssp->transport, 2048);
status = transport_read(credssp->transport, s);
if (bytes_read < 0)
if (status < 0)
return -1;
dec_rval = ber_decode(0, &asn_DEF_TSRequest, (void **)&ts_request, recv_buffer, bytes_read);
dec_rval = ber_decode(0, &asn_DEF_TSRequest, (void **)&ts_request, s->data, status);
if(dec_rval.code == RC_OK)
{
@ -444,7 +442,6 @@ int credssp_recv(rdpCredssp* credssp, BLOB* negoToken, BLOB* pubKeyAuth, BLOB* a
asn_DEF_TSRequest.free_struct(&asn_DEF_TSRequest, ts_request, 0);
}
xfree(recv_buffer);
return 0;
}

32
libfreerdp-core/mcs.c
View File

@ -303,7 +303,7 @@ void mcs_send_connect_initial(rdpMcs* mcs)
gcc_write_conference_create_request(gcc_CCrq, client_data);
length = stream_get_length(gcc_CCrq) + 7;
s = stream_new(512);
s = transport_send_stream_init(mcs->transport, 1024);
stream_get_mark(s, bm);
stream_seek(s, 7);
@ -316,7 +316,7 @@ void mcs_send_connect_initial(rdpMcs* mcs)
tpdu_write_data(s);
stream_set_mark(s, em);
tls_write(mcs->transport->tls, s->data, stream_get_length(s));
transport_write(mcs->transport, s);
}
void mcs_recv_connect_response(rdpMcs* mcs)
@ -326,8 +326,8 @@ void mcs_recv_connect_response(rdpMcs* mcs)
uint8 result;
uint32 calledConnectId;
s = stream_new(1024);
tls_read(mcs->transport->tls, s->data, s->size);
s = transport_recv_stream_init(mcs->transport, 1024);
transport_read(mcs->transport, s);
tpkt_read_header(s);
tpdu_read_data(s);
@ -347,7 +347,7 @@ void mcs_send_erect_domain_request(rdpMcs* mcs)
{
STREAM* s;
int length = 12;
s = stream_new(length);
s = transport_send_stream_init(mcs->transport, length);
tpkt_write_header(s, length);
tpdu_write_data(s);
@ -357,14 +357,14 @@ void mcs_send_erect_domain_request(rdpMcs* mcs)
per_write_integer(s, 0); /* subHeight (INTEGER) */
per_write_integer(s, 0); /* subInterval (INTEGER) */
tls_write(mcs->transport->tls, s->data, stream_get_length(s));
transport_write(mcs->transport, s);
}
void mcs_send_attach_user_request(rdpMcs* mcs)
{
STREAM* s;
int length = 8;
s = stream_new(length);
s = transport_send_stream_init(mcs->transport, length);
tpkt_write_header(s, length);
tpdu_write_data(s);
@ -372,7 +372,7 @@ void mcs_send_attach_user_request(rdpMcs* mcs)
/* DomainMCSPDU, AttachUserRequest */
per_write_choice(s, DomainMCSPDU_AttachUserRequest << 2);
tls_write(mcs->transport->tls, s->data, stream_get_length(s));
transport_write(mcs->transport, s);
}
void mcs_recv_attach_user_confirm(rdpMcs* mcs)
@ -382,8 +382,8 @@ void mcs_recv_attach_user_confirm(rdpMcs* mcs)
uint8 result;
uint8 choice;
s = stream_new(32);
tls_read(mcs->transport->tls, s->data, s->size);
s = transport_recv_stream_init(mcs->transport, 32);
transport_read(mcs->transport, s);
tpkt_read_header(s);
tpdu_read_data(s);
@ -397,7 +397,7 @@ void mcs_send_channel_join_request(rdpMcs* mcs, uint16 channel_id)
{
STREAM* s;
int length = 12;
s = stream_new(length);
s = transport_send_stream_init(mcs->transport, 12);
tpkt_write_header(s, length);
tpdu_write_data(s);
@ -407,7 +407,7 @@ void mcs_send_channel_join_request(rdpMcs* mcs, uint16 channel_id)
per_write_integer16(s, mcs->user_id, MCS_BASE_CHANNEL_ID);
per_write_integer16(s, channel_id + MCS_BASE_CHANNEL_ID, 0);
tls_write(mcs->transport->tls, s->data, stream_get_length(s));
transport_write(mcs->transport, s);
}
void mcs_recv_channel_join_confirm(rdpMcs* mcs)
@ -420,8 +420,8 @@ void mcs_recv_channel_join_confirm(rdpMcs* mcs)
uint16 requested;
uint16 channelId;
s = stream_new(32);
tls_read(mcs->transport->tls, s->data, s->size);
s = transport_recv_stream_init(mcs->transport, 32);
transport_read(mcs->transport, s);
tpkt_read_header(s);
tpdu_read_data(s);
@ -440,8 +440,8 @@ void mcs_recv(rdpMcs* mcs)
uint8 result;
uint8 choice;
s = stream_new(32);
tls_read(mcs->transport->tls, s->data, s->size);
s = transport_recv_stream_init(mcs->transport, 1024);
transport_read(mcs->transport, s);
}
/**

9
libfreerdp-core/nego.c
View File

@ -210,10 +210,9 @@ void nego_attempt_rdp(rdpNego* nego)
void nego_recv_response(rdpNego* nego)
{
while (nego->state != NEGO_STATE_FINAL && nego->state != NEGO_STATE_FAIL)
{
transport_check_fds(nego->transport);
}
STREAM* s = transport_recv_stream_init(nego->transport, 1024);
transport_read(nego->transport, s);
nego_recv(nego->transport, s, nego->transport->recv_extra);
}
/**
@ -325,7 +324,7 @@ void nego_send_negotiation_request(rdpNego* nego)
tpdu_write_connection_request(s, length - 5);
stream_set_mark(s, em);
transport_send(nego->transport, s);
transport_write(nego->transport, s);
}
/**

27
libfreerdp-core/rdp.c Normal file
View File

@ -0,0 +1,27 @@
/**
* FreeRDP: A Remote Desktop Protocol Client
* RDP Core
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#include "rdp.h"
void rdp_write_security_header(STREAM* s, uint16 flags)
{
/* Basic Security Header */
stream_write_uint16(s, flags); /* flags */
stream_write_uint16(s, 0); /* flagsHi (unused) */
}

41
libfreerdp-core/rdp.h Normal file
View File

@ -0,0 +1,41 @@
/**
* FreeRDP: A Remote Desktop Protocol Client
* RDP Core
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#ifndef __RDP_H
#define __RDP_H
#include <freerdp/freerdp.h>
#include <freerdp/utils/stream.h>
/* Security Header Flags */
#define SEC_EXCHANGE_PKT 0x0001
#define SEC_ENCRYPT 0x0008
#define SEC_RESET_SEQNO 0x0010
#define SEC_IGNORE_SEQNO 0x0020
#define SEC_INFO_PKT 0x0040
#define SEC_LICENSE_PKT 0x0080
#define SEC_LICENSE_ENCRYPT_CS 0x0200
#define SEC_LICENSE_ENCRYPT_SC 0x0200
#define SEC_REDIRECTION_PKT 0x0400
#define SEC_SECURE_CHECKSUM 0x0800
#define SEC_FLAGSHI_VALID 0x8000
void rdp_write_security_header(STREAM* s, uint16 flags);
#endif /* __RDP_H */

47
libfreerdp-core/tcp.c
View File

@ -56,7 +56,7 @@ static void tcp_get_ip_address(rdpTcp * tcp)
tcp->settings->ip_address = tcp->ip_address;
}
boolean tcp_connect(rdpTcp* tcp, const char* hostname, int port)
boolean tcp_connect(rdpTcp* tcp, const uint8* hostname, uint16 port)
{
int status;
int sockfd = -1;
@ -105,6 +105,51 @@ boolean tcp_connect(rdpTcp* tcp, const char* hostname, int port)
return True;
}
int tcp_read(rdpTcp* tcp, uint8* data, int length)
{
int status;
status = recv(tcp->sockfd, data, length, 0);
if (status < 0)
{
if (errno == EAGAIN || errno == EWOULDBLOCK)
return 0;
perror("recv");
return -1;
}
return status;
}
int tcp_write(rdpTcp* tcp, uint8* data, int length)
{
int status;
int sent = 0;
while (sent < length)
{
status = send(tcp->sockfd, data, (length - sent), MSG_NOSIGNAL);
if (status < 0)
{
if (errno == EAGAIN || errno == EWOULDBLOCK)
continue;
perror("send");
return -1;
}
else
{
sent += status;
data += status;
}
}
return sent;
}
boolean tcp_disconnect(rdpTcp * tcp)
{
if (tcp->sockfd != -1)

6
libfreerdp-core/tcp.h
View File

@ -26,7 +26,7 @@
#include <freerdp/utils/stream.h>
typedef struct rdp_tcp rdpTcp;
typedef boolean (*TcpConnect) (rdpTcp* tcp, const char* hostname, int port);
typedef boolean (*TcpConnect) (rdpTcp* tcp, const uint8* hostname, uint16 port);
typedef boolean (*TcpDisconnect) (rdpTcp* tcp);
typedef boolean (*TcpSetBlockingMode) (rdpTcp* tcp, boolean blocking);
@ -40,8 +40,10 @@ struct rdp_tcp
TcpSetBlockingMode set_blocking_mode;
};
boolean tcp_connect(rdpTcp* tcp, const char* hostname, int port);
boolean tcp_connect(rdpTcp* tcp, const uint8* hostname, uint16 port);
boolean tcp_disconnect(rdpTcp* tcp);
int tcp_read(rdpTcp* tcp, uint8* data, int length);
int tcp_write(rdpTcp* tcp, uint8* data, int length);
boolean tcp_set_blocking_mode(rdpTcp* tcp, boolean blocking);
rdpTcp* tcp_new(rdpSettings* settings);

22
libfreerdp-core/tls.c
View File

@ -63,7 +63,7 @@ boolean tls_disconnect(rdpTls* tls)
return True;
}
int tls_read(rdpTls* tls, char* data, int length)
int tls_read(rdpTls* tls, uint8* data, int length)
{
int status;
@ -91,19 +91,20 @@ int tls_read(rdpTls* tls, char* data, int length)
return 0;
}
int tls_write(rdpTls* tls, char* data, int length)
int tls_write(rdpTls* tls, uint8* data, int length)
{
int bytes = 0;
int write_status;
int status;
int sent = 0;
while (bytes < length)
while (sent < length)
{
write_status = SSL_write(tls->ssl, data, length);
status = SSL_write(tls->ssl, data, length);
switch (SSL_get_error(tls->ssl, write_status))
switch (SSL_get_error(tls->ssl, status))
{
case SSL_ERROR_NONE:
bytes += write_status;
sent += status;
data += status;
break;
case SSL_ERROR_WANT_WRITE:
@ -111,12 +112,13 @@ int tls_write(rdpTls* tls, char* data, int length)
break;
default:
tls_print_error("SSL_write", tls->ssl, write_status);
tls_print_error("SSL_write", tls->ssl, status);
return -1;
break;
}
}
return bytes;
return sent;
}
boolean tls_print_error(char *func, SSL *connection, int value)

4
libfreerdp-core/tls.h
View File

@ -45,8 +45,8 @@ struct rdp_tls
boolean tls_connect(rdpTls* tls);
boolean tls_disconnect(rdpTls* tls);
int tls_read(rdpTls* tls, char* data, int length);
int tls_write(rdpTls* tls, char* data, int length);
int tls_read(rdpTls* tls, uint8* data, int length);
int tls_write(rdpTls* tls, uint8* data, int length);
CryptoCert tls_get_certificate(rdpTls* tls);
boolean tls_print_error(char* func, SSL* connection, int value);

134
libfreerdp-core/transport.c
View File

@ -39,9 +39,25 @@
#define BUFFER_SIZE 16384
boolean transport_connect(rdpTransport* transport, const char* server, int port)
STREAM* transport_recv_stream_init(rdpTransport* transport, int size)
{
return transport->tcp->connect(transport->tcp, server, port);
STREAM* s = transport->recv_stream;
stream_check_size(s, size);
stream_set_pos(s, 0);
return s;
}
STREAM* transport_send_stream_init(rdpTransport* transport, int size)
{
STREAM* s = transport->send_stream;
stream_check_size(s, size);
stream_set_pos(s, 0);
return s;
}
boolean transport_connect(rdpTransport* transport, const uint8* hostname, uint16 port)
{
return transport->tcp->connect(transport->tcp, hostname, port);
}
boolean transport_disconnect(rdpTransport* transport)
@ -63,8 +79,8 @@ boolean transport_connect_tls(rdpTransport* transport)
if (transport->tls == NULL)
transport->tls = tls_new();
transport->layer = TRANSPORT_LAYER_TLS;
transport->state = TRANSPORT_STATE_TLS;
transport->tls->sockfd = transport->tcp->sockfd;
if (tls_connect(transport->tls) != True)
@ -78,8 +94,8 @@ boolean transport_connect_nla(rdpTransport* transport)
if (transport->tls == NULL)
transport->tls = tls_new();
transport->layer = TRANSPORT_LAYER_TLS;
transport->state = TRANSPORT_STATE_NLA;
transport->tls->sockfd = transport->tcp->sockfd;
if (tls_connect(transport->tls) != True)
@ -104,100 +120,35 @@ boolean transport_connect_nla(rdpTransport* transport)
return True;
}
static int transport_read(rdpTransport* transport);
static int transport_delay(rdpTransport* transport)
int transport_delay(rdpTransport* transport, STREAM* s)
{
transport_read(transport);
transport_read(transport, s);
nanosleep(&transport->ts, NULL);
return 0;
}
static int transport_send_tls(rdpTransport* transport, STREAM * stream)
int transport_read(rdpTransport* transport, STREAM* s)
{
return 0;
int status = -1;
if (transport->layer == TRANSPORT_LAYER_TLS)
status = tls_read(transport->tls, s->data, s->size);
else if (transport->layer == TRANSPORT_LAYER_TCP)
status = tcp_read(transport->tcp, s->data, s->size);
return status;
}
static int transport_send_tcp(rdpTransport* transport, STREAM * stream)
int transport_write(rdpTransport* transport, STREAM* s)
{
int bytes;
uint8 * head;
uint8 * tail;
int status = -1;
head = stream_get_head(stream);
tail = stream_get_tail(stream);
if (transport->layer == TRANSPORT_LAYER_TLS)
status = tls_write(transport->tls, s->data, stream_get_length(s));
else if (transport->layer == TRANSPORT_LAYER_TCP)
status = tcp_write(transport->tcp, s->data, stream_get_length(s));
while (head < tail)
{
bytes = send(transport->tcp->sockfd, head, tail - head, MSG_NOSIGNAL);
if (bytes < 0)
{
if (errno == EAGAIN || errno == EWOULDBLOCK)
{
if (transport_delay(transport) != 0)
return -1;
continue;
}
perror("send");
return -1;
}
head += bytes;
}
return 0;
}
int transport_send(rdpTransport* transport, STREAM * stream)
{
int r;
if (transport->state == TRANSPORT_STATE_TLS)
r = transport_send_tls(transport, stream);
else
r = transport_send_tcp(transport, stream);
if (r == 0)
r = transport_check_fds(transport);
return r;
}
static int transport_read_tls(rdpTransport* transport)
{
return 0;
}
static int transport_read_tcp(rdpTransport* transport)
{
int bytes;
stream_check_size(transport->recv_buffer, BUFFER_SIZE);
bytes = recv(transport->tcp->sockfd, transport->recv_buffer->p, BUFFER_SIZE, 0);
if (bytes == -1)
{
if (errno == EAGAIN || errno == EWOULDBLOCK)
return 0;
perror("recv");
return -1;
}
stream_seek(transport->recv_buffer, bytes);
return bytes;
}
static int transport_read(rdpTransport* transport)
{
if (transport->state == TRANSPORT_STATE_TLS)
return transport_read_tls(transport);
else
return transport_read_tcp(transport);
return status;
}
int transport_check_fds(rdpTransport* transport)
@ -207,7 +158,7 @@ int transport_check_fds(rdpTransport* transport)
uint16 length;
STREAM* received;
bytes = transport_read(transport);
bytes = transport_read(transport, transport->recv_buffer);
if (bytes <= 0)
return bytes;
@ -260,6 +211,7 @@ int transport_check_fds(rdpTransport* transport)
void transport_init(rdpTransport* transport)
{
transport->layer = TRANSPORT_LAYER_TCP;
transport->state = TRANSPORT_STATE_NEGO;
}
@ -280,6 +232,10 @@ rdpTransport* transport_new(rdpSettings* settings)
/* receive buffer for non-blocking read. */
transport->recv_buffer = stream_new(BUFFER_SIZE);
/* buffers for blocking read/write */
transport->recv_stream = stream_new(BUFFER_SIZE);
transport->send_stream = stream_new(BUFFER_SIZE);
}
return transport;
@ -290,6 +246,8 @@ void transport_free(rdpTransport* transport)
if (transport != NULL)
{
stream_free(transport->recv_buffer);
stream_free(transport->recv_stream);
stream_free(transport->send_stream);
tcp_free(transport->tcp);
xfree(transport);
}

41
libfreerdp-core/transport.h
View File

@ -20,6 +20,22 @@
#ifndef __TRANSPORT_H
#define __TRANSPORT_H
typedef enum
{
TRANSPORT_LAYER_TCP,
TRANSPORT_LAYER_TLS
} TRANSPORT_LAYER;
typedef enum
{
TRANSPORT_STATE_INITIAL,
TRANSPORT_STATE_NEGO,
TRANSPORT_STATE_RDP,
TRANSPORT_STATE_TLS,
TRANSPORT_STATE_NLA,
TRANSPORT_STATE_FINAL
} TRANSPORT_STATE;
typedef struct rdp_transport rdpTransport;
#include "tcp.h"
@ -31,21 +47,13 @@ typedef struct rdp_transport rdpTransport;
#include <freerdp/settings.h>
#include <freerdp/utils/stream.h>
enum _TRANSPORT_STATE
{
TRANSPORT_STATE_INITIAL,
TRANSPORT_STATE_NEGO,
TRANSPORT_STATE_RDP,
TRANSPORT_STATE_TLS,
TRANSPORT_STATE_NLA,
TRANSPORT_STATE_FINAL
};
typedef enum _TRANSPORT_STATE TRANSPORT_STATE;
typedef int (*TransportRecv) (rdpTransport* transport, STREAM* stream, void* extra);
struct rdp_transport
{
STREAM* recv_stream;
STREAM* send_stream;
TRANSPORT_LAYER layer;
TRANSPORT_STATE state;
struct rdp_tcp* tcp;
struct rdp_tls* tls;
@ -57,14 +65,17 @@ struct rdp_transport
TransportRecv recv_callback;
};
rdpTransport* transport_new(rdpSettings* settings);
void transport_free(rdpTransport* transport);
boolean transport_connect(rdpTransport* transport, const char* server, int port);
STREAM* transport_recv_stream_init(rdpTransport* transport, int size);
STREAM* transport_send_stream_init(rdpTransport* transport, int size);
boolean transport_connect(rdpTransport* transport, const uint8* hostname, uint16 port);
boolean transport_disconnect(rdpTransport* transport);
boolean transport_connect_rdp(rdpTransport* transport);
boolean transport_connect_tls(rdpTransport* transport);
boolean transport_connect_nla(rdpTransport* transport);
int transport_send(rdpTransport* transport, STREAM* stream);
int transport_read(rdpTransport* transport, STREAM* s);
int transport_write(rdpTransport* transport, STREAM* s);
int transport_check_fds(rdpTransport* transport);
rdpTransport* transport_new(rdpSettings* settings);
void transport_free(rdpTransport* transport);
#endif