faubackup2/src/rsync rsync.cpp,1.3,1.4

Update of /cvsroot/faubackup/faubackup2/src/rsync
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv8018/src/rsync

Modified Files:
	rsync.cpp 
Log Message:
new calculation of blocksize

Index: rsync.cpp
===================================================================
RCS file: /cvsroot/faubackup/faubackup2/src/rsync/rsync.cpp,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** rsync.cpp	7 Jun 2005 10:31:16 -0000	1.3
--- rsync.cpp	7 Jun 2005 12:37:07 -0000	1.4
***************
*** 3,6 ****
--- 3,7 ----
  #include <rsync/rsync_wrapper.h>
  #include <cmath>
+ #include <cstring>
  #define STAT_CHAR_ARRAY_SIZE 200
  #define MIN_RSYNC_BLOCKSIZE 1024
***************
*** 27,41 ****
  	size_t blocksize;
  
! 	blocksize = (size_t) sqrtl(fileSize);
! 
! 	/* making 2^x blocksize */
! 	size_t temp;
! 	temp = (size_t) fabs(log(blocksize) / log(2));
! 	blocksize = (size_t)pow(2, temp + 1);
  
  	if(blocksize < MIN_RSYNC_BLOCKSIZE)
  		blocksize = MIN_RSYNC_BLOCKSIZE;
  
! 	output.information("rsync " + fileName + " with blocksize: " + int2string(blocksize), DEBUG_OUTPUT);
  	result = rdiff_sig(file, blocksize, &out, &stats);
  	if(result != RS_DONE) {
--- 28,38 ----
  	size_t blocksize;
  
! 	// this is somthing like: blocksize = sqrt(fileSize)
! 	blocksize = 1 << (ffsll(fileSize) / 2);
  
  	if(blocksize < MIN_RSYNC_BLOCKSIZE)
  		blocksize = MIN_RSYNC_BLOCKSIZE;
  
! 	output.information("rsync " + fileName + " with blocksize: " + int2string(blocksize), NORMAL_OUTPUT);
  	result = rdiff_sig(file, blocksize, &out, &stats);
  	if(result != RS_DONE) {



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