#include <libmemcached/common.h>
-static memcached_return_t ascii_exist(memcached_st *memc, memcached_server_write_instance_st instance, const char *key, size_t key_length)
+static memcached_return_t ascii_exist(Memcached *memc, memcached_instance_st* instance, const char *key, size_t key_length)
{
- struct libmemcached_io_vector_st vector[]=
+ libmemcached_io_vector_st vector[]=
{
+ { NULL, 0 },
{ memcached_literal_param("add ") },
{ memcached_array_string(memc->_namespace), memcached_array_size(memc->_namespace) },
{ key, key_length },
};
/* Send command header */
- memcached_return_t rc= memcached_vdo(instance, vector, 8, true);
- if (rc == MEMCACHED_SUCCESS)
+ memcached_return_t rc;
+ if (memcached_fatal(rc= memcached_vdo(instance, vector, 9, true)))
{
- char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
- rc= memcached_response(instance, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, NULL);
+ return rc;
+ }
- if (rc == MEMCACHED_NOTSTORED)
- rc= MEMCACHED_SUCCESS;
+ char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
+ rc= memcached_response(instance, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, NULL);
- if (rc == MEMCACHED_STORED)
- rc= MEMCACHED_NOTFOUND;
+ if (rc == MEMCACHED_NOTSTORED)
+ {
+ rc= MEMCACHED_SUCCESS;
}
- if (rc == MEMCACHED_WRITE_FAILURE)
- memcached_io_reset(instance);
+ if (rc == MEMCACHED_STORED)
+ {
+ rc= MEMCACHED_NOTFOUND;
+ }
return rc;
}
-static memcached_return_t binary_exist(memcached_st *memc, memcached_server_write_instance_st instance, const char *key, size_t key_length)
+static memcached_return_t binary_exist(Memcached *memc, memcached_instance_st* instance, const char *key, size_t key_length)
{
protocol_binary_request_set request= {};
size_t send_length= sizeof(request.bytes);
- request.message.header.request.magic= PROTOCOL_BINARY_REQ;
+ initialize_binary_request(instance, request.message.header);
+
request.message.header.request.opcode= PROTOCOL_BINARY_CMD_ADD;
request.message.header.request.keylen= htons((uint16_t)(key_length + memcached_array_size(memc->_namespace)));
request.message.header.request.datatype= PROTOCOL_BINARY_RAW_BYTES;
+memcached_array_size(memc->_namespace)
+request.message.header.request.extlen));
- struct libmemcached_io_vector_st vector[]=
+ libmemcached_io_vector_st vector[]=
{
+ { NULL, 0 },
{ request.bytes, send_length },
{ memcached_array_string(memc->_namespace), memcached_array_size(memc->_namespace) },
{ key, key_length }
/* write the header */
memcached_return_t rc;
- if ((rc= memcached_vdo(instance, vector, 3, true)) != MEMCACHED_SUCCESS)
+ if (memcached_fatal(rc= memcached_vdo(instance, vector, 4, true)))
{
- memcached_io_reset(instance);
- return (rc == MEMCACHED_SUCCESS) ? MEMCACHED_WRITE_FAILURE : rc;
+ return rc;
}
rc= memcached_response(instance, NULL, 0, NULL);
if (rc == MEMCACHED_SUCCESS)
+ {
rc= MEMCACHED_NOTFOUND;
+ }
if (rc == MEMCACHED_DATA_EXISTS)
+ {
rc= MEMCACHED_SUCCESS;
+ }
return rc;
}
return memcached_exist_by_key(memc, key, key_length, key, key_length);
}
-memcached_return_t memcached_exist_by_key(memcached_st *memc,
+memcached_return_t memcached_exist_by_key(memcached_st *shell,
const char *group_key, size_t group_key_length,
const char *key, size_t key_length)
{
+ Memcached* memc= memcached2Memcached(shell);
memcached_return_t rc;
- if (memcached_failed(rc= initialize_query(memc)))
+ if (memcached_failed(rc= initialize_query(memc, true)))
{
return rc;
}
- if (memc->flags.use_udp)
+ if (memcached_is_udp(memc))
{
- return MEMCACHED_NOT_SUPPORTED;
+ return memcached_set_error(*memc, MEMCACHED_NOT_SUPPORTED, MEMCACHED_AT);
}
-
uint32_t server_key= memcached_generate_hash_with_redistribution(memc, group_key, group_key_length);
- memcached_server_write_instance_st instance;
- instance= memcached_server_instance_fetch(memc, server_key);
+ memcached_instance_st* instance= memcached_instance_fetch(memc, server_key);
- if (memc->flags.binary_protocol)
+ if (memcached_is_binary(memc))
{
- return binary_exist(memc, instance, key, key_length);
+ rc= binary_exist(memc, instance, key, key_length);
}
else
{
- return ascii_exist(memc, instance, key, key_length);
+ rc= ascii_exist(memc, instance, key, key_length);
}
+
+ return rc;
}