handle configurable zoom buttons

[presencevnc] / libvnc / libvncclient / zlib.c

diff --git a/libvnc/libvncclient/zlib.c b/libvnc/libvncclient/zlib.c
deleted file mode 100644 (file)
index e872d40..0000000
--- a/libvnc/libvncclient/zlib.c
+++ /dev/null
@@ -1,162 +0,0 @@
-/*
- *  Copyright (C) 2000 Tridia Corporation.  All Rights Reserved.
- *  Copyright (C) 1999 AT&T Laboratories Cambridge.  All Rights Reserved.
- *
- *  This 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 software 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 software; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
- *  USA.
- */
-
-#ifdef LIBVNCSERVER_HAVE_LIBZ
-
-/*
- * zlib.c - handle zlib encoding.
- *
- * This file shouldn't be compiled directly.  It is included multiple times by
- * rfbproto.c, each time with a different definition of the macro BPP.  For
- * each value of BPP, this file defines a function which handles an zlib
- * encoded rectangle with BPP bits per pixel.
- */
-
-#define HandleZlibBPP CONCAT2E(HandleZlib,BPP)
-#define CARDBPP CONCAT3E(uint,BPP,_t)
-
-static rfbBool
-HandleZlibBPP (rfbClient* client, int rx, int ry, int rw, int rh)
-{
-  rfbZlibHeader hdr;
-  int remaining;
-  int inflateResult;
-  int toRead;
-
-  /* First make sure we have a large enough raw buffer to hold the
-   * decompressed data.  In practice, with a fixed BPP, fixed frame
-   * buffer size and the first update containing the entire frame
-   * buffer, this buffer allocation should only happen once, on the
-   * first update.
-   */
-  if ( client->raw_buffer_size < (( rw * rh ) * ( BPP / 8 ))) {
-
-    if ( client->raw_buffer != NULL ) {
-
-      free( client->raw_buffer );
-
-    }
-
-    client->raw_buffer_size = (( rw * rh ) * ( BPP / 8 ));
-    client->raw_buffer = (char*) malloc( client->raw_buffer_size );
-
-  }
-
-  if (!ReadFromRFBServer(client, (char *)&hdr, sz_rfbZlibHeader))
-    return FALSE;
-
-  remaining = rfbClientSwap32IfLE(hdr.nBytes);
-
-  /* Need to initialize the decompressor state. */
-  client->decompStream.next_in   = ( Bytef * )client->buffer;
-  client->decompStream.avail_in  = 0;
-  client->decompStream.next_out  = ( Bytef * )client->raw_buffer;
-  client->decompStream.avail_out = client->raw_buffer_size;
-  client->decompStream.data_type = Z_BINARY;
-
-  /* Initialize the decompression stream structures on the first invocation. */
-  if ( client->decompStreamInited == FALSE ) {
-
-    inflateResult = inflateInit( &client->decompStream );
-
-    if ( inflateResult != Z_OK ) {
-      rfbClientLog(
-              "inflateInit returned error: %d, msg: %s\n",
-              inflateResult,
-              client->decompStream.msg);
-      return FALSE;
-    }
-
-    client->decompStreamInited = TRUE;
-
-  }
-
-  inflateResult = Z_OK;
-
-  /* Process buffer full of data until no more to process, or
-   * some type of inflater error, or Z_STREAM_END.
-   */
-  while (( remaining > 0 ) &&
-         ( inflateResult == Z_OK )) {
-  
-    if ( remaining > RFB_BUFFER_SIZE ) {
-      toRead = RFB_BUFFER_SIZE;
-    }
-    else {
-      toRead = remaining;
-    }
-
-    /* Fill the buffer, obtaining data from the server. */
-    if (!ReadFromRFBServer(client, client->buffer,toRead))
-      return FALSE;
-
-    client->decompStream.next_in  = ( Bytef * )client->buffer;
-    client->decompStream.avail_in = toRead;
-
-    /* Need to uncompress buffer full. */
-    inflateResult = inflate( &client->decompStream, Z_SYNC_FLUSH );
-
-    /* We never supply a dictionary for compression. */
-    if ( inflateResult == Z_NEED_DICT ) {
-      rfbClientLog("zlib inflate needs a dictionary!\n");
-      return FALSE;
-    }
-    if ( inflateResult < 0 ) {
-      rfbClientLog(
-              "zlib inflate returned error: %d, msg: %s\n",
-              inflateResult,
-              client->decompStream.msg);
-      return FALSE;
-    }
-
-    /* Result buffer allocated to be at least large enough.  We should
-     * never run out of space!
-     */
-    if (( client->decompStream.avail_in > 0 ) &&
-        ( client->decompStream.avail_out <= 0 )) {
-      rfbClientLog("zlib inflate ran out of space!\n");
-      return FALSE;
-    }
-
-    remaining -= toRead;
-
-  } /* while ( remaining > 0 ) */
-
-  if ( inflateResult == Z_OK ) {
-
-    /* Put the uncompressed contents of the update on the screen. */
-    CopyRectangle(client, (uint8_t *)client->raw_buffer, rx, ry, rw, rh);
-  }
-  else {
-
-    rfbClientLog(
-            "zlib inflate returned error: %d, msg: %s\n",
-            inflateResult,
-            client->decompStream.msg);
-    return FALSE;
-
-  }
-
-  return TRUE;
-}
-
-#undef CARDBPP
-
-#endif