1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2  *
3  *  Gearmand client and server library.
4  *
5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
6  *  Copyright (C) 2008 Brian Aker, Eric Day
7  *  All rights reserved.
8  *
9  *  Redistribution and use in source and binary forms, with or without
10  *  modification, are permitted provided that the following conditions are
11  *  met:
12  *
13  *      * Redistributions of source code must retain the above copyright
14  *  notice, this list of conditions and the following disclaimer.
15  *
16  *      * Redistributions in binary form must reproduce the above
17  *  copyright notice, this list of conditions and the following disclaimer
18  *  in the documentation and/or other materials provided with the
19  *  distribution.
20  *
21  *      * The names of its contributors may not be used to endorse or
22  *  promote products derived from this software without specific prior
23  *  written permission.
24  *
25  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36  *
37  */
38 
39 #include "gear_config.h"
40 #include <libgearman/common.h>
41 #include <cstdlib>
42 
gearman_parse_servers(const char * servers,gearman_parse_server_fn * function,void * context)43 gearman_return_t gearman_parse_servers(const char *servers,
44                                        gearman_parse_server_fn *function,
45                                        void *context)
46 {
47   const char *ptr= servers;
48   char host[GEARMAN_NI_MAXHOST];
49   char port[GEARMAN_NI_MAXSERV];
50 
51   if (ptr == NULL)
52   {
53     return (*function)(NULL, 0, context);
54   }
55 
56   while (1)
57   {
58     size_t x= 0;
59 
60     while (*ptr != 0 && *ptr != ',' && *ptr != ':')
61     {
62       if (x < (NI_MAXHOST - 1))
63       {
64         host[x++]= *ptr;
65       }
66 
67       ptr++;
68     }
69 
70     host[x]= 0;
71 
72     if (*ptr == ':')
73     {
74       ptr++;
75       x= 0;
76 
77       while (*ptr != 0 && *ptr != ',')
78       {
79         if (x < (NI_MAXSERV - 1))
80           port[x++]= *ptr;
81 
82         ptr++;
83       }
84 
85       port[x]= 0;
86     }
87     else
88       port[0]= 0;
89 
90     gearman_return_t ret= (*function)(host, static_cast<in_port_t>(atoi(port)), context);
91     if (gearman_failed(ret))
92     {
93       return ret;
94     }
95 
96     if (*ptr == 0)
97       break;
98 
99     ptr++;
100   }
101 
102   return GEARMAN_SUCCESS;
103 }
104