MongoDB  2.7.0
mongoutils/checksum.h
1 
3 /* Copyright 2009 10gen Inc.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #pragma once
19 
20 namespace mongoutils {
21 
25  inline int checksum( const char* x , int size ) {
26  int ck = 0;
27  for ( int i=0; i<size; i++ )
28  ck += ( (int)x[i] * ( i + 1 ) );
29  return ck;
30  }
31 
32 }
int checksum(const char *x, int size)
this is a silly temporary implementation
Definition: mongoutils/checksum.h:25