/**
* Spool data into the send-buffer for a client.
*
* @param client the client to spool the data for
* @param data the data to spool
* @param length the number of bytes of data to spool
* @return PROTOCOL_BINARY_RESPONSE_SUCCESS if success,
* PROTOCOL_BINARY_RESPONSE_ENOMEM if we failed to allocate memory
*/
static protocol_binary_response_status spool_output(struct memcached_protocol_client_st *client,
const void *data,
size_t length)
{
if (client->mute)
{
return PROTOCOL_BINARY_RESPONSE_SUCCESS;
}
size_t offset= 0;
struct chunk_st *chunk= client->output;
while (offset < length)
{
if (chunk == NULL || (chunk->size - chunk->nbytes) == 0)
{
if ((chunk= allocate_output_chunk(client)) == NULL)
{
return PROTOCOL_BINARY_RESPONSE_ENOMEM;
}
}
size_t bulk= length - offset;
if (bulk > chunk->size - chunk->nbytes)
{
bulk= chunk->size - chunk->nbytes;
}
memcpy(chunk->data + chunk->nbytes, data, bulk);
chunk->nbytes += bulk;
offset += bulk;
}
return PROTOCOL_BINARY_RESPONSE_SUCCESS;
}
/**
* Spool data into the send-buffer for a client.
*
* @param client the client to spool the data for
* @param data the data to spool
* @param length the number of bytes of data to spool
* @return PROTOCOL_BINARY_RESPONSE_SUCCESS if success,
* PROTOCOL_BINARY_RESPONSE_ENOMEM if we failed to allocate memory
*/
static protocol_binary_response_status spool_output(struct memcached_protocol_client_st *client,
const void *data,
size_t length)
{
if (client->is_verbose)
{
fprintf(stderr, "%s:%d %s mute:%d length:%d\n", __FILE__, __LINE__, __func__, (int)client->mute, (int)length);
}
if (client->mute)
{
return PROTOCOL_BINARY_RESPONSE_SUCCESS;
}
size_t offset= 0;
struct chunk_st *chunk= client->output;
while (offset < length)
{
if (chunk == NULL || (chunk->size - chunk->nbytes) == 0)
{
if ((chunk= allocate_output_chunk(client)) == NULL)
{
return PROTOCOL_BINARY_RESPONSE_ENOMEM;
}
}
size_t bulk= length - offset;
if (bulk > chunk->size - chunk->nbytes)
{
bulk= chunk->size - chunk->nbytes;
}
memcpy(chunk->data + chunk->nbytes, data, bulk);
chunk->nbytes += bulk;
offset += bulk;
}
return PROTOCOL_BINARY_RESPONSE_SUCCESS;
}