X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=libmemcached%2Fdo.cc;h=3c3519c27b9cccb29df440a9e4719735bb3be424;hb=331dfbb4650c36cda0a773876251e3eba0766175;hp=5e9e65f280e20b314f89e8727b9a13b46829b276;hpb=32767cce940f7bcde4633cc3cd23efc28ad954bd;p=awesomized%2Flibmemcached diff --git a/libmemcached/do.cc b/libmemcached/do.cc index 5e9e65f2..3c3519c2 100644 --- a/libmemcached/do.cc +++ b/libmemcached/do.cc @@ -11,19 +11,19 @@ #include -memcached_return_t memcached_do(memcached_server_write_instance_st ptr, const void *command, - size_t command_length, bool with_flush) +memcached_return_t memcached_vdo(memcached_server_write_instance_st instance, + libmemcached_io_vector_st vector[], + const size_t count, + const bool with_flush) { memcached_return_t rc; - ssize_t sent_length; - WATCHPOINT_ASSERT(command_length); - WATCHPOINT_ASSERT(command); + assert_msg(vector, "Invalid vector passed"); - if (memcached_failed(rc= memcached_connect(ptr))) + if (memcached_failed(rc= memcached_connect(instance))) { - WATCHPOINT_ASSERT(rc == memcached_last_error(ptr->root)); WATCHPOINT_ERROR(rc); + assert_msg(instance->error_messages, "memcached_connect() returned an error but the memcached_server_write_instance_st showed none."); return rc; } @@ -32,54 +32,33 @@ memcached_return_t memcached_do(memcached_server_write_instance_st ptr, const vo ** before they start writing, if there is any data in buffer, clear it out, ** otherwise we might get a partial write. **/ - if (ptr->type == MEMCACHED_CONNECTION_UDP && with_flush && ptr->write_buffer_offset > UDP_DATAGRAM_HEADER_LENGTH) + if (memcached_is_udp(instance->root)) { - memcached_io_write(ptr, NULL, 0, true); - } - - sent_length= memcached_io_write(ptr, command, command_length, with_flush); + if (vector[0].buffer or vector[0].length) + { + return memcached_set_error(*instance->root, MEMCACHED_NOT_SUPPORTED, MEMCACHED_AT, + memcached_literal_param("UDP messages was attempted, but vector was not setup for it")); + } - if (sent_length == -1 || (size_t)sent_length != command_length) - { - rc= MEMCACHED_WRITE_FAILURE; - } - else if ((ptr->root->flags.no_reply) == 0) - { - memcached_server_response_increment(ptr); - } + struct msghdr msg; + memset(&msg, 0, sizeof(msg)); - return rc; -} + increment_udp_message_id(instance); + vector[0].buffer= instance->write_buffer; + vector[0].length= UDP_DATAGRAM_HEADER_LENGTH; -memcached_return_t memcached_vdo(memcached_server_write_instance_st ptr, - const struct libmemcached_io_vector_st *vector, size_t count, - bool with_flush) -{ - memcached_return_t rc; - ssize_t sent_length; + msg.msg_iov= (struct iovec*)vector; + msg.msg_iovlen= count; - WATCHPOINT_ASSERT(count); - WATCHPOINT_ASSERT(vector); + if (::sendmsg(instance->fd, &msg, 0) < 1) + { + return memcached_set_error(*instance, MEMCACHED_WRITE_FAILURE, MEMCACHED_AT); + } - if (memcached_failed(rc= memcached_connect(ptr))) - { - WATCHPOINT_ERROR(rc); - assert_msg(ptr->error_messages, "memcached_connect() returned an error but the memcached_server_write_instance_st showed none."); - return rc; + return MEMCACHED_SUCCESS; } - /* - ** Since non buffering ops in UDP mode dont check to make sure they will fit - ** before they start writing, if there is any data in buffer, clear it out, - ** otherwise we might get a partial write. - **/ - if (ptr->type == MEMCACHED_CONNECTION_UDP && with_flush && ptr->write_buffer_offset > UDP_DATAGRAM_HEADER_LENGTH) - { - memcached_io_write(ptr, NULL, 0, true); - } - - sent_length= memcached_io_writev(ptr, vector, count, with_flush); - + ssize_t sent_length= memcached_io_writev(instance, vector, count, with_flush); size_t command_length= 0; for (uint32_t x= 0; x < count; ++x, vector++) { @@ -92,9 +71,9 @@ memcached_return_t memcached_vdo(memcached_server_write_instance_st ptr, WATCHPOINT_ERROR(rc); WATCHPOINT_ERRNO(errno); } - else if ((ptr->root->flags.no_reply) == 0) + else if (memcached_is_replying(instance->root)) { - memcached_server_response_increment(ptr); + memcached_server_response_increment(instance); } return rc;