| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include "qpid/dispatch/discriminator.h" |
| |
| #include <stdlib.h> |
| |
| void qd_generate_discriminator(char *string) |
| { |
| static const char *table = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+_"; |
| long int rnd1 = random(); |
| long int rnd2 = random(); |
| long int rnd3 = random(); |
| int idx; |
| int cursor = 0; |
| |
| for (idx = 0; idx < 5; idx++) { |
| string[cursor++] = table[(rnd1 >> (idx * 6)) & 63]; |
| string[cursor++] = table[(rnd2 >> (idx * 6)) & 63]; |
| string[cursor++] = table[(rnd3 >> (idx * 6)) & 63]; |
| } |
| string[cursor] = '\0'; |
| |
| } |
| |