git.m6w6.name Git - m6w6/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_SUCCESS)
  14     rc= MEMCACHED_SOME_ERRORS;
  15
  16   memset(buffer, 0, MEMCACHED_DEFAULT_COMMAND_SIZE);
  17   for (x= 0; x < ptr->number_of_hosts; x++)
  18   {
  19     if (expiration)
  20       send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
  21                             "flush_all %llu\r\n", (unsigned long long)expiration);
  22     else
  23       send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
  24                             "flush_all\r\n");
  25
  26     if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE)
  27       return MEMCACHED_WRITE_FAILURE;
  28
  29     sent_length= memcached_io_write(ptr, x, buffer, send_length, 1);
  30
  31     if (sent_length == -1 || sent_length != send_length)
  32       return MEMCACHED_WRITE_FAILURE;
  33
  34     rc= memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, x);
  35
  36     if (rc != MEMCACHED_SUCCESS)
  37       rc= MEMCACHED_SOME_ERRORS;
  38   }
  39
  40   LIBMEMCACHED_MEMCACHED_FLUSH_END();
  41   return rc;
  42 }