git.m6w6.name Git - awesomized/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     if (memc->call_malloc)
  18       ptr= (memcached_result_st *)memc->call_malloc(memc, sizeof(memcached_result_st));
  19     else
  20       ptr= (memcached_result_st *)malloc(sizeof(memcached_result_st));
  21
  22     if (ptr == NULL)
  23       return NULL;
  24     memset(ptr, 0, sizeof(memcached_result_st));
  25     ptr->is_allocated= true;
  26   }
  27
  28   ptr->root= memc;
  29   memcached_string_create(memc, &ptr->value, 0);
  30   WATCHPOINT_ASSERT(ptr->value.string == NULL);
  31
  32   return ptr;
  33 }
  34
  35 void memcached_result_reset(memcached_result_st *ptr)
  36 {
  37   ptr->key_length= 0;
  38   memcached_string_reset(&ptr->value);
  39   ptr->flags= 0;
  40   ptr->cas= 0;
  41   ptr->expiration= 0;
  42 }
  43
  44 /*
  45   NOTE turn into macro
  46 */
  47 memcached_return memcached_result_set_value(memcached_result_st *ptr, char *value, size_t length)
  48 {
  49   return memcached_string_append(&ptr->value, value, length);
  50 }
  51
  52 void memcached_result_free(memcached_result_st *ptr)
  53 {
  54   if (ptr == NULL)
  55     return;
  56
  57   memcached_string_free(&ptr->value);
  58
  59   if (ptr->is_allocated)
  60     free(ptr);
  61 }