git.m6w6.name Git - awesomized/libmemcached/blob - libmemcached/memcached_parse.c

   1 /*
   2   I debated about putting this in the client library since it does an
   3   action I don't really believe belongs in the library.
   4
   5   Frankly its too damn useful not to be here though.
   6 */
   7
   8 #include "libmemcached/memcached.h"
   9 #include "common.h"
  10
  11 memcached_server_st *memcached_servers_parse(const char *server_strings)
  12 {
  13   char *string;
  14   unsigned int port;
  15   uint32_t weight;
  16   const char *begin_ptr;
  17   const char *end_ptr;
  18   memcached_server_st *servers= NULL;
  19   memcached_return rc;
  20
  21   WATCHPOINT_ASSERT(server_strings);
  22
  23   end_ptr= server_strings + strlen(server_strings);
  24
  25   for (begin_ptr= server_strings, string= index(server_strings, ',');
  26        begin_ptr != end_ptr;
  27        string= index(begin_ptr, ','))
  28   {
  29     char buffer[HUGE_STRING_LEN];
  30     char *ptr, *ptr2;
  31     port= 0;
  32     weight= 0;
  33
  34     if (string)
  35     {
  36       memcpy(buffer, begin_ptr, string - begin_ptr);
  37       buffer[(unsigned int)(string - begin_ptr)]= 0;
  38       begin_ptr= string+1;
  39     }
  40     else
  41     {
  42       size_t length= strlen(begin_ptr);
  43       memcpy(buffer, begin_ptr, length);
  44       buffer[length]= 0;
  45       begin_ptr= end_ptr;
  46     }
  47
  48     ptr= index(buffer, ':');
  49
  50     if (ptr)
  51     {
  52       ptr[0]= 0;
  53
  54       ptr++;
  55
  56       port= strtoul(ptr, (char **)NULL, 10);
  57
  58       ptr2= index(ptr, ' ');
  59       if (! ptr2)
  60         ptr2= index(ptr, ':');
  61       if (ptr2)
  62       {
  63         ptr2++;
  64         weight = strtoul(ptr2, (char **)NULL, 10);
  65       }
  66     }
  67
  68     servers= memcached_server_list_append_with_weight(servers, buffer, port, weight, &rc);
  69
  70     if (isspace(*begin_ptr))
  71       begin_ptr++;
  72   }
  73
  74   return servers;
  75 }