/[rdesktop]/sourceforge.net/trunk/rdesktop/channels.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Diff of /sourceforge.net/trunk/rdesktop/channels.c

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revision 1053 by astrand, Thu Mar 2 15:22:25 2006 UTC revision 1475 by jsorg71, Fri Jul 11 03:51:23 2008 UTC
# Line 2  Line 2 
2     rdesktop: A Remote Desktop Protocol client.     rdesktop: A Remote Desktop Protocol client.
3     Protocol services - Virtual channels     Protocol services - Virtual channels
4     Copyright (C) Erik Forsberg <forsberg@cendio.se> 2003     Copyright (C) Erik Forsberg <forsberg@cendio.se> 2003
5     Copyright (C) Matthew Chapman 2003-2005     Copyright (C) Matthew Chapman 2003-2008
6    
7     This program is free software; you can redistribute it and/or modify     This program is free software; you can redistribute it and/or modify
8     it under the terms of the GNU General Public License as published by     it under the terms of the GNU General Public License as published by
# Line 21  Line 21 
21    
22  #include "rdesktop.h"  #include "rdesktop.h"
23    
24  #define MAX_CHANNELS                    5  #define MAX_CHANNELS                    6
25  #define CHANNEL_CHUNK_LENGTH            1600  #define CHANNEL_CHUNK_LENGTH            1600
26  #define CHANNEL_FLAG_FIRST              0x01  #define CHANNEL_FLAG_FIRST              0x01
27  #define CHANNEL_FLAG_LAST               0x02  #define CHANNEL_FLAG_LAST               0x02
28  #define CHANNEL_FLAG_SHOW_PROTOCOL      0x10  #define CHANNEL_FLAG_SHOW_PROTOCOL      0x10
29    
30  extern BOOL g_use_rdp5;  extern RD_BOOL g_use_rdp5;
31  extern BOOL g_encryption;  extern RD_BOOL g_encryption;
32    
33  VCHANNEL g_channels[MAX_CHANNELS];  VCHANNEL g_channels[MAX_CHANNELS];
34  unsigned int g_num_channels;  unsigned int g_num_channels;
# Line 83  channel_send(STREAM s, VCHANNEL * channe Line 83  channel_send(STREAM s, VCHANNEL * channe
83          uint32 thislength, remaining;          uint32 thislength, remaining;
84          uint8 *data;          uint8 *data;
85    
86    #ifdef WITH_SCARD
87            scard_lock(SCARD_LOCK_CHANNEL);
88    #endif
89    
90          /* first fragment sent in-place */          /* first fragment sent in-place */
91          s_pop_layer(s, channel_hdr);          s_pop_layer(s, channel_hdr);
92          length = s->end - s->p - 8;          length = s->end - s->p - 8;
93    
94          DEBUG_CLIPBOARD(("channel_send, length = %d\n", length));          DEBUG_CHANNEL(("channel_send, length = %d\n", length));
95    
96          thislength = MIN(length, CHANNEL_CHUNK_LENGTH);          thislength = MIN(length, CHANNEL_CHUNK_LENGTH);
97  /* Note: In the original clipboard implementation, this number was  /* Note: In the original clipboard implementation, this number was
# Line 102  channel_send(STREAM s, VCHANNEL * channe Line 106  channel_send(STREAM s, VCHANNEL * channe
106          out_uint32_le(s, length);          out_uint32_le(s, length);
107          out_uint32_le(s, flags);          out_uint32_le(s, flags);
108          data = s->end = s->p + thislength;          data = s->end = s->p + thislength;
109          DEBUG_CLIPBOARD(("Sending %d bytes with FLAG_FIRST\n", thislength));          DEBUG_CHANNEL(("Sending %d bytes with FLAG_FIRST\n", thislength));
110          sec_send_to_channel(s, g_encryption ? SEC_ENCRYPT : 0, channel->mcs_id);          sec_send_to_channel(s, g_encryption ? SEC_ENCRYPT : 0, channel->mcs_id);
111    
112          /* subsequent segments copied (otherwise would have to generate headers backwards) */          /* subsequent segments copied (otherwise would have to generate headers backwards) */
# Line 114  channel_send(STREAM s, VCHANNEL * channe Line 118  channel_send(STREAM s, VCHANNEL * channe
118                  if (channel->flags & CHANNEL_OPTION_SHOW_PROTOCOL)                  if (channel->flags & CHANNEL_OPTION_SHOW_PROTOCOL)
119                          flags |= CHANNEL_FLAG_SHOW_PROTOCOL;                          flags |= CHANNEL_FLAG_SHOW_PROTOCOL;
120    
121                  DEBUG_CLIPBOARD(("Sending %d bytes with flags %d\n", thislength, flags));                  DEBUG_CHANNEL(("Sending %d bytes with flags %d\n", thislength, flags));
122    
123                  s = sec_init(g_encryption ? SEC_ENCRYPT : 0, thislength + 8);                  s = sec_init(g_encryption ? SEC_ENCRYPT : 0, thislength + 8);
124                  out_uint32_le(s, length);                  out_uint32_le(s, length);
# Line 125  channel_send(STREAM s, VCHANNEL * channe Line 129  channel_send(STREAM s, VCHANNEL * channe
129    
130                  data += thislength;                  data += thislength;
131          }          }
132    
133    #ifdef WITH_SCARD
134            scard_unlock(SCARD_LOCK_CHANNEL);
135    #endif
136  }  }
137    
138  void  void
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