X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Fmemcached.c;h=4547c6ff229fbc6d5aa1fe10e17902e9db53245d;hb=ce11ec5eadbc51ff26aa6b64f52cf36e6b703f46;hp=bcc0477deaa4c2a369492a02012258a6c9c1abbe;hpb=4091a52bdd43a6c562eee5a1e5a34d06b592263d;p=awesomized%2Flibmemcached

diff --git a/libmemcached/memcached.c b/libmemcached/memcached.c
index bcc0477d..4547c6ff 100644
--- a/libmemcached/memcached.c
+++ b/libmemcached/memcached.c
@@ -3,89 +3,223 @@
 */
 #include "common.h"
 
-memcached_st *memcached_create(memcached_st *ptr)
+static const memcached_st global_copy= {
+  .state= {
+    .is_purging= false,
+    .is_processing_input= false,
+  },
+  .flags= {
+    .auto_eject_hosts= false,
+    .binary_protocol= false,
+    .buffer_requests= false,
+    .cork= false,
+    .hash_with_prefix_key= false,
+    .ketama_weighted= false,
+    .no_block= false,
+    .no_reply= false,
+    .randomize_replica_read= false,
+    .reuse_memory= false,
+    .support_cas= false,
+    .tcp_nodelay= false,
+    .use_cache_lookups= false,
+    .use_sort_hosts= false,
+    .use_udp= false,
+    .verify_key= false
+  }
+};
+
+static inline void _memcached_init(memcached_st *self)
 {
-  memcached_result_st *result_ptr;
+  self->state= global_copy.state;
+  self->flags= global_copy.flags;
+
+  self->distribution= MEMCACHED_DISTRIBUTION_MODULA;
+  self->hash= MEMCACHED_HASH_DEFAULT;
+  self->continuum_points_counter= 0;
+
+  self->number_of_hosts= 0;
+  self->servers= NULL;
+  self->last_disconnected_server= NULL;
+
+  self->snd_timeout= 0;
+  self->rcv_timeout= 0;
+  self->server_failure_limit= 0;
+
+  /* TODO, Document why we picked these defaults */
+  self->io_msg_watermark= 500;
+  self->io_bytes_watermark= 65 * 1024;
+
+  self->io_key_prefetch= 0;
+  self->cached_errno= 0;
+  self->poll_timeout= MEMCACHED_DEFAULT_TIMEOUT;
+  self->connect_timeout= MEMCACHED_DEFAULT_TIMEOUT;
+  self->retry_timeout= 0;
+  self->continuum_count= 0;
 
+  self->send_size= -1;
+  self->recv_size= -1;
+
+  self->user_data= NULL;
+  self->next_distribution_rebuild= 0;
+  self->prefix_key_length= 0;
+  self->number_of_replicas= 0;
+  self->distribution_hash= MEMCACHED_HASH_DEFAULT;
+  self->continuum= NULL;
+
+
+  memcached_set_memory_allocators(self, NULL, NULL, NULL, NULL);
+
+  self->on_clone= NULL;
+  self->on_cleanup= NULL;
+  self->get_key_failure= NULL;
+  self->delete_trigger= NULL;
+  self->callbacks= NULL;
+}
+
+memcached_st *memcached_create(memcached_st *ptr)
+{
   if (ptr == NULL)
   {
     ptr= (memcached_st *)malloc(sizeof(memcached_st));
 
-    if (!ptr)
+    if (! ptr)
+    {
       return NULL; /*  MEMCACHED_MEMORY_ALLOCATION_FAILURE */
+    }
 
-    memset(ptr, 0, sizeof(memcached_st));
-    ptr->is_allocated= MEMCACHED_ALLOCATED;
+    ptr->options.is_allocated= true;
   }
   else
   {
-    memset(ptr, 0, sizeof(memcached_st));
+    ptr->options.is_allocated= false;
+  }
+
+#if 0
+  memcached_set_purging(ptr, false);
+  memcached_set_processing_input(ptr, false);
+#endif
+
+  _memcached_init(ptr);
+
+  if (! memcached_result_create(ptr, &ptr->result))
+  {
+    memcached_free(ptr);
+    return NULL;
   }
-  result_ptr= memcached_result_create(ptr, &ptr->result);
-  WATCHPOINT_ASSERT(result_ptr);
-  ptr->poll_timeout= MEMCACHED_DEFAULT_TIMEOUT;
-  ptr->connect_timeout= MEMCACHED_DEFAULT_TIMEOUT;
-  ptr->retry_timeout= 0;
-  ptr->distribution= MEMCACHED_DISTRIBUTION_MODULA;
+
+  WATCHPOINT_ASSERT_INITIALIZED(&ptr->result);
 
   return ptr;
 }
 
+void server_list_free(memcached_st *ptr, memcached_server_st *servers)
+{
+  uint32_t x;
+
+  if (servers == NULL)
+    return;
+
+  for (x= 0; x < memcached_servers_count(servers); x++)
+  {
+    if (servers[x].address_info)
+    {
+      freeaddrinfo(servers[x].address_info);
+      servers[x].address_info= NULL;
+    }
+  }
+
+  if (ptr)
+  {
+    ptr->call_free(ptr, servers);
+  }
+  else
+  {
+    free(servers);
+  }
+}
+
+void memcached_servers_reset(memcached_st *ptr)
+{
+  server_list_free(ptr, memcached_server_list(ptr));
+
+  memcached_server_list_set(ptr, NULL);
+  ptr->number_of_hosts= 0;
+  ptr->last_disconnected_server= NULL;
+  ptr->server_failure_limit= 0;
+}
+
 void memcached_free(memcached_st *ptr)
 {
   /* If we have anything open, lets close it now */
   memcached_quit(ptr);
-  server_list_free(ptr, ptr->hosts);
+  server_list_free(ptr, memcached_server_list(ptr));
   memcached_result_free(&ptr->result);
 
   if (ptr->on_cleanup)
     ptr->on_cleanup(ptr);
 
   if (ptr->continuum)
-  {
-    if (ptr->call_free)
-      ptr->call_free(ptr, ptr->continuum);
-    else
-      free(ptr->continuum);
-  }
+    ptr->call_free(ptr, ptr->continuum);
 
-  if (ptr->is_allocated == MEMCACHED_ALLOCATED)
+  if (memcached_is_allocated(ptr))
   {
-    if (ptr->call_free)
-      ptr->call_free(ptr, ptr);
-    else
-      free(ptr);
+    ptr->call_free(ptr, ptr);
   }
-  else
-    ptr->is_allocated= MEMCACHED_USED;
 }
 
 /*
-  clone is the destination, while ptr is the structure to clone.
-  If ptr is NULL the call is the same as if a memcached_create() was
+  clone is the destination, while source is the structure to clone.
+  If source is NULL the call is the same as if a memcached_create() was
   called.
 */
-memcached_st *memcached_clone(memcached_st *clone, memcached_st *ptr)
+memcached_st *memcached_clone(memcached_st *clone, memcached_st *source)
 {
-  memcached_return rc= MEMCACHED_SUCCESS;
+  memcached_return_t rc= MEMCACHED_SUCCESS;
   memcached_st *new_clone;
 
-  if (ptr == NULL)
+  if (source == NULL)
     return memcached_create(clone);
 
-  if (ptr->is_allocated == MEMCACHED_USED)
+  if (clone && memcached_is_allocated(clone))
   {
-    WATCHPOINT_ASSERT(0);
     return NULL;
   }
-  
+
   new_clone= memcached_create(clone);
-  
+
   if (new_clone == NULL)
     return NULL;
 
-  if (ptr->hosts)
-    rc= memcached_server_push(new_clone, ptr->hosts);
+  new_clone->flags= source->flags;
+  new_clone->send_size= source->send_size;
+  new_clone->recv_size= source->recv_size;
+  new_clone->poll_timeout= source->poll_timeout;
+  new_clone->connect_timeout= source->connect_timeout;
+  new_clone->retry_timeout= source->retry_timeout;
+  new_clone->distribution= source->distribution;
+  new_clone->hash= source->hash;
+  new_clone->distribution_hash= source->distribution_hash;
+  new_clone->user_data= source->user_data;
+
+  new_clone->snd_timeout= source->snd_timeout;
+  new_clone->rcv_timeout= source->rcv_timeout;
+
+  new_clone->on_clone= source->on_clone;
+  new_clone->on_cleanup= source->on_cleanup;
+  new_clone->call_free= source->call_free;
+  new_clone->call_malloc= source->call_malloc;
+  new_clone->call_realloc= source->call_realloc;
+  new_clone->call_calloc= source->call_calloc;
+  new_clone->get_key_failure= source->get_key_failure;
+  new_clone->delete_trigger= source->delete_trigger;
+  new_clone->server_failure_limit= source->server_failure_limit;
+  new_clone->io_msg_watermark= source->io_msg_watermark;
+  new_clone->io_bytes_watermark= source->io_bytes_watermark;
+  new_clone->io_key_prefetch= source->io_key_prefetch;
+  new_clone->number_of_replicas= source->number_of_replicas;
+
+  if (memcached_server_list(source))
+    rc= memcached_server_push(new_clone, memcached_server_list(source));
 
   if (rc != MEMCACHED_SUCCESS)
   {
@@ -95,25 +229,14 @@ memcached_st *memcached_clone(memcached_st *clone, memcached_st *ptr)
   }
 
 
-  new_clone->flags= ptr->flags;
-  new_clone->send_size= ptr->send_size;
-  new_clone->recv_size= ptr->recv_size;
-  new_clone->poll_timeout= ptr->poll_timeout;
-  new_clone->connect_timeout= ptr->connect_timeout;
-  new_clone->retry_timeout= ptr->retry_timeout;
-  new_clone->distribution= ptr->distribution;
-  new_clone->hash= ptr->hash;
-  new_clone->user_data= ptr->user_data;
-
-  new_clone->on_clone= ptr->on_clone;
-  new_clone->on_cleanup= ptr->on_cleanup;
-  new_clone->call_free= ptr->call_free;
-  new_clone->call_malloc= ptr->call_malloc;
-  new_clone->call_realloc= ptr->call_realloc;
-  new_clone->get_key_failure= ptr->get_key_failure;
-  new_clone->delete_trigger= ptr->delete_trigger;
+  if (source->prefix_key_length)
+  {
+    strcpy(new_clone->prefix_key, source->prefix_key);
+    new_clone->prefix_key_length= source->prefix_key_length;
+  }
 
   rc= run_distribution(new_clone);
+
   if (rc != MEMCACHED_SUCCESS)
   {
     memcached_free(new_clone);
@@ -121,8 +244,21 @@ memcached_st *memcached_clone(memcached_st *clone, memcached_st *ptr)
     return NULL;
   }
 
-  if (ptr->on_clone)
-    ptr->on_clone(ptr, new_clone);
+  if (source->on_clone)
+    source->on_clone(source, new_clone);
 
   return new_clone;
 }
+
+void *memcached_get_user_data(const memcached_st *ptr)
+{
+  return ptr->user_data;
+}
+
+void *memcached_set_user_data(memcached_st *ptr, void *data)
+{
+  void *ret= ptr->user_data;
+  ptr->user_data= data;
+
+  return ret;
+}