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@ -93,14 +93,11 @@ typedef struct grpc_tcp { |
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} grpc_tcp; |
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static void tcp_ref(grpc_tcp *tcp) { |
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gpr_log(GPR_DEBUG, "tcp_ref"); |
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gpr_ref(&tcp->refcount); |
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} |
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static void tcp_unref(grpc_tcp *tcp) { |
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gpr_log(GPR_DEBUG, "tcp_unref"); |
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if (gpr_unref(&tcp->refcount)) { |
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gpr_log(GPR_DEBUG, "tcp_unref: destroying"); |
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gpr_slice_buffer_destroy(&tcp->write_slices); |
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grpc_winsocket_orphan(tcp->socket); |
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gpr_free(tcp); |
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@ -126,24 +123,19 @@ static void on_read(void *tcpp, int success) { |
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return; |
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} |
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gpr_log(GPR_DEBUG, "on_read"); |
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tcp->outstanding_read = 0; |
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if (socket->read_info.wsa_error != 0) { |
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char *utf8_message = gpr_format_message(info->wsa_error); |
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__debugbreak(); |
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gpr_log(GPR_ERROR, "ReadFile overlapped error: %s", utf8_message); |
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gpr_free(utf8_message); |
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status = GRPC_ENDPOINT_CB_ERROR; |
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} else { |
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if (info->bytes_transfered != 0) { |
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sub = gpr_slice_sub(tcp->read_slice, 0, info->bytes_transfered); |
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gpr_log(GPR_DEBUG, "on_read: calling callback"); |
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status = GRPC_ENDPOINT_CB_OK; |
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slice = ⊂ |
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nslices = 1; |
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} else { |
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gpr_log(GPR_DEBUG, "on_read: closed socket"); |
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gpr_slice_unref(tcp->read_slice); |
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status = GRPC_ENDPOINT_CB_EOF; |
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} |
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@ -174,27 +166,22 @@ static void win_notify_on_read(grpc_endpoint *ep, |
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buffer.len = GPR_SLICE_LENGTH(tcp->read_slice); |
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buffer.buf = (char *)GPR_SLICE_START_PTR(tcp->read_slice); |
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gpr_log(GPR_DEBUG, "win_notify_on_read: calling WSARecv without overlap"); |
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status = WSARecv(tcp->socket->socket, &buffer, 1, &bytes_read, &flags, |
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NULL, NULL); |
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info->wsa_error = status == 0 ? 0 : WSAGetLastError(); |
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if (info->wsa_error != WSAEWOULDBLOCK) { |
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gpr_log(GPR_DEBUG, "got response immediately, calling on_read"); |
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info->bytes_transfered = bytes_read; |
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/* This might heavily recurse. */ |
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on_read(tcp, 1); |
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return; |
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} |
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gpr_log(GPR_DEBUG, "got WSAEWOULDBLOCK - calling WSARecv with overlap"); |
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memset(&tcp->socket->read_info.overlapped, 0, sizeof(OVERLAPPED)); |
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status = WSARecv(tcp->socket->socket, &buffer, 1, &bytes_read, &flags, |
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&info->overlapped, NULL); |
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if (status == 0) { |
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gpr_log(GPR_DEBUG, "got response immediately, but we're going to sleep"); |
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grpc_socket_notify_on_read(tcp->socket, on_read, tcp); |
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return; |
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} |
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@ -213,7 +200,6 @@ static void win_notify_on_read(grpc_endpoint *ep, |
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return; |
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} |
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gpr_log(GPR_DEBUG, "waiting on the IO completion port now"); |
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grpc_socket_notify_on_read(tcp->socket, on_read, tcp); |
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} |
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@ -227,8 +213,6 @@ static void on_write(void *tcpp, int success) { |
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GPR_ASSERT(tcp->outstanding_write); |
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gpr_log(GPR_DEBUG, "on_write"); |
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if (!success) { |
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tcp_unref(tcp); |
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cb(opaque, GRPC_ENDPOINT_CB_SHUTDOWN); |
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@ -268,8 +252,6 @@ static grpc_endpoint_write_status win_write(grpc_endpoint *ep, |
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GPR_ASSERT(!tcp->outstanding_write); |
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tcp_ref(tcp); |
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gpr_log(GPR_DEBUG, "win_write"); |
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tcp->outstanding_write = 1; |
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tcp->write_cb = cb; |
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tcp->write_user_data = arg; |
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@ -285,14 +267,12 @@ static grpc_endpoint_write_status win_write(grpc_endpoint *ep, |
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buffers[i].buf = (char *)GPR_SLICE_START_PTR(tcp->write_slices.slices[i]); |
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} |
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gpr_log(GPR_DEBUG, "win_write: calling WSASend without overlap"); |
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status = WSASend(socket->socket, buffers, tcp->write_slices.count, |
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&bytes_sent, 0, NULL, NULL); |
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info->wsa_error = status == 0 ? 0 : WSAGetLastError(); |
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if (info->wsa_error != WSAEWOULDBLOCK) { |
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grpc_endpoint_write_status ret = GRPC_ENDPOINT_WRITE_ERROR; |
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gpr_log(GPR_DEBUG, "got response immediately, cleaning up and leaving"); |
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if (status == 0) { |
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ret = GRPC_ENDPOINT_WRITE_DONE; |
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GPR_ASSERT(bytes_sent == tcp->write_slices.length); |
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@ -308,8 +288,6 @@ static grpc_endpoint_write_status win_write(grpc_endpoint *ep, |
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return ret; |
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} |
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gpr_log(GPR_DEBUG, "got WSAEWOULDBLOCK - calling WSASend with overlap"); |
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memset(&socket->write_info, 0, sizeof(OVERLAPPED)); |
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status = WSASend(socket->socket, buffers, tcp->write_slices.count, |
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&bytes_sent, 0, &socket->write_info.overlapped, NULL); |
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@ -327,9 +305,6 @@ static grpc_endpoint_write_status win_write(grpc_endpoint *ep, |
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tcp_unref(tcp); |
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return GRPC_ENDPOINT_WRITE_ERROR; |
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} |
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gpr_log(GPR_DEBUG, "win_write: got pending op"); |
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} else { |
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gpr_log(GPR_DEBUG, "wrote data immediately - but we're going to sleep"); |
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} |
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grpc_socket_notify_on_write(socket, on_write, tcp); |
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@ -338,19 +313,16 @@ static grpc_endpoint_write_status win_write(grpc_endpoint *ep, |
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static void win_add_to_pollset(grpc_endpoint *ep, grpc_pollset *pollset) { |
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grpc_tcp *tcp = (grpc_tcp *) ep; |
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gpr_log(GPR_DEBUG, "win_add_to_pollset"); |
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grpc_iocp_add_socket(tcp->socket); |
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} |
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static void win_shutdown(grpc_endpoint *ep) { |
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grpc_tcp *tcp = (grpc_tcp *) ep; |
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gpr_log(GPR_DEBUG, "win_shutdown"); |
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grpc_winsocket_shutdown(tcp->socket); |
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} |
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static void win_destroy(grpc_endpoint *ep) { |
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grpc_tcp *tcp = (grpc_tcp *) ep; |
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gpr_log(GPR_DEBUG, "win_destroy"); |
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tcp_unref(tcp); |
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} |
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