git.m6w6.name Git - awesomized/libmemcached/blob - lib/memcached_flush.c

   1 #include "common.h"
   2
   3 memcached_return memcached_flush(memcached_st *ptr, time_t expiration)
   4 {
   5   unsigned int x;
   6   size_t send_length, sent_length;
   7   memcached_return rc;
   8   char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
   9   LIBMEMCACHED_MEMCACHED_FLUSH_START();
  10
  11   rc= memcached_connect(ptr, 0);
  12
  13   if (rc == MEMCACHED_NO_SERVERS)
  14     return rc;
  15
  16   if (rc != MEMCACHED_SUCCESS)
  17     rc= MEMCACHED_SOME_ERRORS;
  18
  19   memset(buffer, 0, MEMCACHED_DEFAULT_COMMAND_SIZE);
  20   for (x= 0; x < ptr->number_of_hosts; x++)
  21   {
  22     if (expiration)
  23       send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
  24                             "flush_all %llu\r\n", (unsigned long long)expiration);
  25     else
  26       send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
  27                             "flush_all\r\n");
  28
  29     if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE)
  30       return MEMCACHED_WRITE_FAILURE;
  31
  32     sent_length= memcached_io_write(ptr, x, buffer, send_length, 1);
  33
  34     if (sent_length == -1 || sent_length != send_length)
  35       return MEMCACHED_WRITE_FAILURE;
  36
  37     rc= memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, x);
  38
  39     if (rc != MEMCACHED_SUCCESS)
  40       rc= MEMCACHED_SOME_ERRORS;
  41   }
  42
  43   LIBMEMCACHED_MEMCACHED_FLUSH_END();
  44   return rc;
  45 }