From 607553f9306286fdccf0b356bc3d1087adfe21c4 Mon Sep 17 00:00:00 2001 From: Tom Gundersen Date: Tue, 21 Jan 2014 14:10:18 +0100 Subject: libsystemd: split up into subdirs We still only produce on .so, but let's keep the sources separate to make things a bit less messy. --- src/libsystemd/sd-rtnl/rtnl-internal.h | 99 ++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 src/libsystemd/sd-rtnl/rtnl-internal.h (limited to 'src/libsystemd/sd-rtnl/rtnl-internal.h') diff --git a/src/libsystemd/sd-rtnl/rtnl-internal.h b/src/libsystemd/sd-rtnl/rtnl-internal.h new file mode 100644 index 0000000000..2e0b7b8f37 --- /dev/null +++ b/src/libsystemd/sd-rtnl/rtnl-internal.h @@ -0,0 +1,99 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +#pragma once + +/*** + This file is part of systemd. + + Copyright 2013 Tom Gundersen + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see . +***/ + +#include + +#include "refcnt.h" +#include "prioq.h" +#include "list.h" + +#include "sd-rtnl.h" + +struct reply_callback { + sd_rtnl_message_handler_t callback; + void *userdata; + usec_t timeout; + uint64_t serial; + unsigned prioq_idx; +}; + +struct match_callback { + sd_rtnl_message_handler_t callback; + uint16_t type; + void *userdata; + + LIST_FIELDS(struct match_callback, match_callbacks); +}; + +struct sd_rtnl { + RefCount n_ref; + + int fd; + + union { + struct sockaddr sa; + struct sockaddr_nl nl; + } sockaddr; + + sd_rtnl_message **rqueue; + unsigned rqueue_size; + + sd_rtnl_message **wqueue; + unsigned wqueue_size; + + bool processing:1; + + uint32_t serial; + + struct Prioq *reply_callbacks_prioq; + Hashmap *reply_callbacks; + + LIST_HEAD(struct match_callback, match_callbacks); + + pid_t original_pid; + + sd_event_source *io_event_source; + sd_event_source *time_event_source; + sd_event_source *exit_event_source; + sd_event *event; +}; + +#define RTNL_DEFAULT_TIMEOUT ((usec_t) (10 * USEC_PER_SEC)) + +#define RTNL_WQUEUE_MAX 1024 +#define RTNL_RQUEUE_MAX 64*1024 + +int message_new_synthetic_error(int error, uint32_t serial, sd_rtnl_message **ret); +uint32_t message_get_serial(sd_rtnl_message *m); +int message_seal(sd_rtnl *nl, sd_rtnl_message *m); + +bool message_type_is_link(uint16_t type); +bool message_type_is_addr(uint16_t type); +bool message_type_is_route(uint16_t type); + +int socket_write_message(sd_rtnl *nl, sd_rtnl_message *m); +int socket_read_message(sd_rtnl *nl, sd_rtnl_message **ret); + +/* Make sure callbacks don't destroy the rtnl connection */ +#define RTNL_DONT_DESTROY(rtnl) \ + _cleanup_sd_rtnl_unref_ _unused_ sd_rtnl *_dont_destroy_##rtnl = sd_rtnl_ref(rtnl) -- cgit v1.2.3-54-g00ecf