int nIGotSent;      /* Number of "igot" cards sent */
  int nGimmeSent;     /* Number of gimme cards sent */
  int nFileSent;      /* Number of files sent */
  int nDeltaSent;     /* Number of deltas sent */
  int nFileRcvd;      /* Number of files received */
  int nDeltaRcvd;     /* Number of deltas received */
  int nDanglingFile;  /* Number of dangling deltas received */
  int mxSend;         /* Stop sending "file" when pOut reaches this size */
  int resync;         /* Send igot cards for all holdings */
  u8 syncPrivate;     /* True to enable syncing private content */
  u8 nextIsPrivate;   /* If true, next "file" received is a private */
  time_t maxTime;     /* Time when this transfer should be finished */
};


/*

/*
** Send an igot message for every entry in unclustered table.
** Return the number of cards sent.
*/
static int send_unclustered(Xfer *pXfer){
  Stmt q;
  int cnt = 0;
  if( pXfer->resync ){
    db_prepare(&q, 
      "SELECT uuid, rid FROM blob"
      " WHERE NOT EXISTS(SELECT 1 FROM shun WHERE uuid=blob.uuid)"
      "   AND NOT EXISTS(SELECT 1 FROM phantom WHERE rid=blob.rid)"
      "   AND NOT EXISTS(SELECT 1 FROM private WHERE rid=blob.rid)"
      "   AND blob.rid<=%d"
      " ORDER BY blob.rid DESC",
      pXfer->resync
    );
  }else{
    db_prepare(&q, 
      "SELECT uuid FROM unclustered JOIN blob USING(rid)"
      " WHERE NOT EXISTS(SELECT 1 FROM shun WHERE uuid=blob.uuid)"
      "   AND NOT EXISTS(SELECT 1 FROM phantom WHERE rid=blob.rid)"
      "   AND NOT EXISTS(SELECT 1 FROM private WHERE rid=blob.rid)"
    );
  }
  while( db_step(&q)==SQLITE_ROW ){
    blob_appendf(pXfer->pOut, "igot %s\n", db_column_text(&q, 0));
    cnt++;
    if( pXfer->resync && pXfer->mxSend<blob_size(pXfer->pOut) ){
      pXfer->resync = db_column_int(&q, 1)-1;
    }
  }
  db_finalize(&q);
  if( cnt==0 ) pXfer->resync = 0;
  return cnt;
}

/*
** Send an igot message for every artifact.
*/
static void send_all(Xfer *pXfer){

/*
** Run the pre-transfer TH1 script, if any, and returns the return code.
** Prepare the "http" command for use in other hook scripts.
*/
int run_common_script(void){
  int result = 0;
  if( !commonScriptRan ){
    Th_FossilInit(TH_INIT_DEFAULT); /* Make sure TH1 is ready. */
    commonScriptRan = 1; /* enable run_script to do something */
    result = run_script("xfer-common-script", 0);
    Th_CreateCommand(g.interp, "http", httpCmd, 0, 0);
  }
  return result;
}

        login_check_credentials();
        if( !g.perm.Private ){
          server_private_xfer_not_authorized();
        }else{
          xfer.syncPrivate = 1;
        }
      }
      /*   pragma send-catalog
      **
      ** Send igot cards for all known artifacts.
      */
      if( blob_eq(&xfer.aToken[1], "send-catalog") ){
        xfer.resync = 0x7fffffff;
      }
    }else

    /* Unknown message
    */
    {
      cgi_reset_content();
      @ error bad\scommand:\s%F(blob_str(&xfer.line))

** Flag options for controlling client_sync()
*/
#define SYNC_PUSH      0x0001
#define SYNC_PULL      0x0002
#define SYNC_CLONE     0x0004
#define SYNC_PRIVATE   0x0008
#define SYNC_VERBOSE   0x0010
#define SYNC_RESYNC    0x0020
#endif

/*
** Floating-point absolute value
*/
static double fossil_fabs(double x){
  return x>0.0 ? x : -x;
}

/*
** Sync to the host identified in g.urlName and g.urlPath.  This
** routine is called by the client.
**
** Records are pushed to the server if pushFlag is true.  Records
** are pulled if pullFlag is true.  A full sync occurs if both are

  const char *zSCode = db_get("server-code", "x");
  const char *zPCode = db_get("project-code", 0);
  int nErr = 0;           /* Number of errors */
  int nRoundtrip= 0;      /* Number of HTTP requests */
  int nArtifactSent = 0;  /* Total artifacts sent */
  int nArtifactRcvd = 0;  /* Total artifacts received */
  const char *zOpType = 0;/* Push, Pull, Sync, Clone */
  double rSkew = 0.0;     /* Maximum time skew */

  if( db_get_boolean("dont-push", 0) ) syncFlags &= ~SYNC_PUSH;
  if( (syncFlags & (SYNC_PUSH|SYNC_PULL|SYNC_CLONE))==0 
     && configRcvMask==0 && configSendMask==0 ) return 0;

  transport_stats(0, 0, 1);
  socket_global_init();

    /* TBD: Request all transferable configuration values */
    content_enable_dephantomize(0);
    zOpType = "Clone";
  }else if( syncFlags & SYNC_PULL ){
    blob_appendf(&send, "pull %s %s\n", zSCode, zPCode);
    nCardSent++;
    zOpType = (syncFlags & SYNC_PUSH)?"Sync":"Pull";
    if( (syncFlags & SYNC_RESYNC)!=0 && nCycle<2 ){
      blob_appendf(&send, "pragma send-catalog\n");
      nCardSent++;
    }
  }
  if( syncFlags & SYNC_PUSH ){
    blob_appendf(&send, "push %s %s\n", zSCode, zPCode);
    nCardSent++;
    if( (syncFlags & SYNC_PULL)==0 ) zOpType = "Push";
    if( (syncFlags & SYNC_RESYNC)!=0 ) xfer.resync = 0x7fffffff;
  }
  manifest_crosslink_begin();
  transport_global_startup();
  if( syncFlags & SYNC_VERBOSE ){
    fossil_print(zLabelFormat, "", "Bytes", "Cards", "Artifacts", "Deltas");
  }

        if( memcmp(zLine, "# timestamp ", 12)==0 ){
          char zTime[20];
          double rDiff;
          sqlite3_snprintf(sizeof(zTime), zTime, "%.19s", &zLine[12]);
          rDiff = db_double(9e99, "SELECT julianday('%q') - %.17g",
                            zTime, rArrivalTime);
          if( rDiff>9e98 || rDiff<-9e98 ) rDiff = 0.0;




          if( rDiff*24.0*3600.0 >= -(blob_size(&recv)/5000.0 + 20) ) rDiff = 0.0;

          if( fossil_fabs(rDiff)>fossil_fabs(rSkew) ) rSkew = rDiff;


        }
        nCardRcvd++;
        continue;
      }
      xfer.nToken = blob_tokenize(&xfer.line, xfer.aToken, count(xfer.aToken));
      nCardRcvd++;
      if( (syncFlags & SYNC_VERBOSE)!=0 && recv.nUsed>0 ){

    ** we have gone at least two rounds.  Always go at least two rounds
    ** on a clone in order to be sure to retrieve the configuration
    ** information which is only sent on the second round.
    */
    if( cloneSeqno<=0 && nCycle>1 ) go = 0;   
  };
  transport_stats(&nSent, &nRcvd, 1);
  if( (rSkew*24.0*3600.0) > 10.0 ){
     fossil_warning("*** time skew *** server is fast by %s",
                    db_timespan_name(rSkew));
     g.clockSkewSeen = 1;
  }else if( rSkew*24.0*3600.0 < -10.0 ){
     fossil_warning("*** time skew *** server is slow by %s",
                    db_timespan_name(-rSkew));
     g.clockSkewSeen = 1;
  }

  fossil_force_newline();
  fossil_print(
     "%s finished with %lld bytes sent, %lld bytes received\n",
     zOpType, nSent, nRcvd);
  transport_close();
  transport_global_shutdown();
  db_multi_exec("DROP TABLE onremote");
  manifest_crosslink_end();
  content_enable_dephantomize(1);
  db_end_transaction(0);
  return nErr;
}