git.m6w6.name Git - awesomized/libmemcached/blob - libmemcached/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 "common.h"
   9
  10 memcached_server_list_st memcached_servers_parse(const char *server_strings)
  11 {
  12   char *string;
  13   const char *begin_ptr;
  14   const char *end_ptr;
  15   memcached_server_st *servers= NULL;
  16   memcached_return_t rc;
  17
  18   WATCHPOINT_ASSERT(server_strings);
  19
  20   end_ptr= server_strings + strlen(server_strings);
  21
  22   for (begin_ptr= server_strings, string= index(server_strings, ',');
  23        begin_ptr != end_ptr;
  24        string= index(begin_ptr, ','))
  25   {
  26     char buffer[HUGE_STRING_LEN];
  27     char *ptr, *ptr2;
  28     uint32_t weight= 0;
  29
  30     if (string)
  31     {
  32       memcpy(buffer, begin_ptr, (size_t) (string - begin_ptr));
  33       buffer[(unsigned int)(string - begin_ptr)]= 0;
  34       begin_ptr= string+1;
  35     }
  36     else
  37     {
  38       size_t length= strlen(begin_ptr);
  39       memcpy(buffer, begin_ptr, length);
  40       buffer[length]= 0;
  41       begin_ptr= end_ptr;
  42     }
  43
  44     ptr= index(buffer, ':');
  45
  46     in_port_t port= 0;
  47     if (ptr)
  48     {
  49       ptr[0]= 0;
  50
  51       ptr++;
  52
  53       port= (in_port_t) strtoul(ptr, (char **)NULL, 10);
  54
  55       ptr2= index(ptr, ' ');
  56       if (! ptr2)
  57         ptr2= index(ptr, ':');
  58
  59       if (ptr2)
  60       {
  61         ptr2++;
  62         weight = (uint32_t) strtoul(ptr2, (char **)NULL, 10);
  63       }
  64     }
  65
  66     servers= memcached_server_list_append_with_weight(servers, buffer, port, weight, &rc);
  67
  68     if (isspace(*begin_ptr))
  69       begin_ptr++;
  70   }
  71
  72   return servers;
  73 }