LCOV - code coverage report
Current view: top level - libsystemd/sd-bus - bus-kernel.c (source / functions) Hit Total Coverage
Test: systemd_full.info Lines: 4 10 40.0 %
Date: 2019-08-23 13:36:53 Functions: 1 2 50.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 2 8 25.0 %

           Branch data     Line data    Source code
       1                 :            : /* SPDX-License-Identifier: LGPL-2.1+ */
       2                 :            : 
       3                 :            : #if HAVE_VALGRIND_MEMCHECK_H
       4                 :            : #include <valgrind/memcheck.h>
       5                 :            : #endif
       6                 :            : 
       7                 :            : #include <fcntl.h>
       8                 :            : #include <malloc.h>
       9                 :            : #include <sys/mman.h>
      10                 :            : #include <sys/prctl.h>
      11                 :            : 
      12                 :            : /* When we include libgen.h because we need dirname() we immediately
      13                 :            :  * undefine basename() since libgen.h defines it as a macro to the POSIX
      14                 :            :  * version which is really broken. We prefer GNU basename(). */
      15                 :            : #include <libgen.h>
      16                 :            : #undef basename
      17                 :            : 
      18                 :            : #include "alloc-util.h"
      19                 :            : #include "bus-internal.h"
      20                 :            : #include "bus-kernel.h"
      21                 :            : #include "bus-label.h"
      22                 :            : #include "bus-message.h"
      23                 :            : #include "bus-util.h"
      24                 :            : #include "capability-util.h"
      25                 :            : #include "fd-util.h"
      26                 :            : #include "fileio.h"
      27                 :            : #include "format-util.h"
      28                 :            : #include "memfd-util.h"
      29                 :            : #include "parse-util.h"
      30                 :            : #include "stdio-util.h"
      31                 :            : #include "string-util.h"
      32                 :            : #include "strv.h"
      33                 :            : #include "user-util.h"
      34                 :            : #include "memory-util.h"
      35                 :            : 
      36                 :          0 : void close_and_munmap(int fd, void *address, size_t size) {
      37         [ #  # ]:          0 :         if (size > 0)
      38         [ #  # ]:          0 :                 assert_se(munmap(address, PAGE_ALIGN(size)) >= 0);
      39                 :            : 
      40                 :          0 :         safe_close(fd);
      41                 :          0 : }
      42                 :            : 
      43                 :        212 : void bus_flush_memfd(sd_bus *b) {
      44                 :            :         unsigned i;
      45                 :            : 
      46         [ -  + ]:        212 :         assert(b);
      47                 :            : 
      48         [ -  + ]:        212 :         for (i = 0; i < b->n_memfd_cache; i++)
      49                 :          0 :                 close_and_munmap(b->memfd_cache[i].fd, b->memfd_cache[i].address, b->memfd_cache[i].mapped);
      50                 :        212 : }

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