git.m6w6.name Git - m6w6/libmemcached/blob - libmemcached/memcached_result.c

   1 /*
   2   memcached_result_st are used to internally represent the return values from
   3   memcached. We use a structure so that long term as identifiers are added
   4   to memcached we will be able to absorb new attributes without having
   5   to addjust the entire API.
   6 */
   7 #include "common.h"
   8
   9 memcached_result_st *memcached_result_create(memcached_st *memc,
  10                                              memcached_result_st *ptr)
  11 {
  12   /* Saving malloc calls :) */
  13   if (ptr)
  14     memset(ptr, 0, sizeof(memcached_result_st));
  15   else
  16   {
  17     ptr= memc->call_malloc(memc, sizeof(memcached_result_st));
  18
  19     if (ptr == NULL)
  20       return NULL;
  21     ptr->is_allocated= true;
  22   }
  23
  24   ptr->root= memc;
  25   memcached_string_create(memc, &ptr->value, 0);
  26   WATCHPOINT_ASSERT(ptr->value.string == NULL);
  27
  28   return ptr;
  29 }
  30
  31 void memcached_result_reset(memcached_result_st *ptr)
  32 {
  33   ptr->key_length= 0;
  34   memcached_string_reset(&ptr->value);
  35   ptr->flags= 0;
  36   ptr->cas= 0;
  37   ptr->expiration= 0;
  38 }
  39
  40 /*
  41   NOTE turn into macro
  42 */
  43 memcached_return memcached_result_set_value(memcached_result_st *ptr, const char *value, size_t length)
  44 {
  45   return memcached_string_append(&ptr->value, value, length);
  46 }
  47
  48 void memcached_result_free(memcached_result_st *ptr)
  49 {
  50   if (ptr == NULL)
  51     return;
  52
  53   memcached_string_free(&ptr->value);
  54
  55   if (ptr->is_allocated)
  56     free(ptr);
  57 }