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Diffstat (limited to 'src/libsystemd/sd-bus/bus-kernel.h')
-rw-r--r-- | src/libsystemd/sd-bus/bus-kernel.h | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/src/libsystemd/sd-bus/bus-kernel.h b/src/libsystemd/sd-bus/bus-kernel.h deleted file mode 100644 index 53ba3bdcf3..0000000000 --- a/src/libsystemd/sd-bus/bus-kernel.h +++ /dev/null @@ -1,93 +0,0 @@ -#pragma once - -/*** - This file is part of systemd. - - Copyright 2013 Lennart Poettering - - 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 <http://www.gnu.org/licenses/>. -***/ - -#include <stdbool.h> - -#include "sd-bus.h" - -#define KDBUS_ITEM_NEXT(item) \ - (typeof(item))(((uint8_t *)item) + ALIGN8((item)->size)) - -#define KDBUS_ITEM_FOREACH(part, head, first) \ - for (part = (head)->first; \ - ((uint8_t *)(part) < (uint8_t *)(head) + (head)->size) && \ - ((uint8_t *) part >= (uint8_t *) head); \ - part = KDBUS_ITEM_NEXT(part)) -#define KDBUS_FOREACH(iter, first, _size) \ - for (iter = (first); \ - ((uint8_t *)(iter) < (uint8_t *)(first) + (_size)) && \ - ((uint8_t *)(iter) >= (uint8_t *)(first)); \ - iter = (void*)(((uint8_t *)iter) + ALIGN8((iter)->size))) - -#define KDBUS_ITEM_HEADER_SIZE offsetof(struct kdbus_item, data) -#define KDBUS_ITEM_SIZE(s) ALIGN8((s) + KDBUS_ITEM_HEADER_SIZE) - -#define MEMFD_CACHE_MAX 32 - -/* When we cache a memfd block for reuse, we will truncate blocks - * longer than this in order not to keep too much data around. */ -#define MEMFD_CACHE_ITEM_SIZE_MAX (128*1024) - -/* This determines at which minimum size we prefer sending memfds over - * sending vectors */ -#define MEMFD_MIN_SIZE (512*1024) - -/* The size of the per-connection memory pool that we set up and where - * the kernel places our incoming messages */ -#define KDBUS_POOL_SIZE (16*1024*1024) - -struct memfd_cache { - int fd; - void *address; - size_t mapped; - size_t allocated; -}; - -int bus_kernel_connect(sd_bus *b); -int bus_kernel_take_fd(sd_bus *b); - -int bus_kernel_write_message(sd_bus *bus, sd_bus_message *m, bool hint_sync_call); -int bus_kernel_read_message(sd_bus *bus, bool hint_priority, int64_t priority); - -int bus_kernel_open_bus_fd(const char *bus, char **path); - -int bus_kernel_create_bus(const char *name, bool world, char **s); -int bus_kernel_create_endpoint(const char *bus_name, const char *ep_name, char **path); - -int bus_kernel_pop_memfd(sd_bus *bus, void **address, size_t *mapped, size_t *allocated); -void bus_kernel_push_memfd(sd_bus *bus, int fd, void *address, size_t mapped, size_t allocated); - -void bus_kernel_flush_memfd(sd_bus *bus); - -int bus_kernel_parse_unique_name(const char *s, uint64_t *id); - -uint64_t request_name_flags_to_kdbus(uint64_t sd_bus_flags); -uint64_t attach_flags_to_kdbus(uint64_t sd_bus_flags); - -int bus_kernel_try_close(sd_bus *bus); - -int bus_kernel_drop_one(int fd); - -int bus_kernel_realize_attach_flags(sd_bus *bus); - -int bus_kernel_get_bus_name(sd_bus *bus, char **name); - -int bus_kernel_cmd_free(sd_bus *bus, uint64_t offset); |