/mandos/release

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  • Committer: teddy at recompile
  • Date: 2020-01-12 01:42:09 UTC
  • mto: This revision was merged to the branch mainline in revision 396.
  • Revision ID: teddy@recompile.se-20200112014209-ktr3acloxzbmhbnt
mandos-ctl: Add DBussy support

Add support in mandos-ctl for the "DBussy" Python D-Bus module.  Use
it by default, if it is available.

* mandos-ctl: Try to import the "dbussy" and its high-level module
  "ravel".
  (main): Use DBussy if import succeeded.
  (dbussy_adapter): New.
  (Test_dbussy_adapter_SystemBus): New test class.

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Lines of Context:
plugin-runner.c
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#define _GNU_SOURCE             /* TEMP_FAILURE_RETRY(), getline(),
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                                   O_CLOEXEC, pipe2() */
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#include <stddef.h>             /* size_t, NULL */
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#include <stdlib.h>             /* malloc(), reallocarray(), realloc(),
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                                   EXIT_SUCCESS, exit() */
 
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#include <stdlib.h>             /* malloc(), exit(), EXIT_SUCCESS,
 
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                                   realloc() */
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#include <stdbool.h>            /* bool, true, false */
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#include <stdio.h>              /* fileno(), fprintf(),
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                                   stderr, STDOUT_FILENO, fclose() */
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  /* Resize the pointed-to array to hold one more pointer */
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  char **new_array = NULL;
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  do {
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#if defined(__GLIBC_PREREQ) and __GLIBC_PREREQ(2, 26)
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    new_array = reallocarray(*array, (size_t)((*len) + 2),
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                             sizeof(char *));
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#else
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    if(((size_t)((*len) + 2)) > (SIZE_MAX / sizeof(char *))){
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      /* overflow */
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      new_array = NULL;
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      errno = ENOMEM;
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    } else {
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      new_array = realloc(*array, (size_t)((*len) + 2)
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                          * sizeof(char *));
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    }
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#endif
 
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    new_array = realloc(*array, sizeof(char *)
 
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                        * (size_t) ((*len) + 2));
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  } while(new_array == NULL and errno == EINTR);
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  /* Malloc check */
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  if(new_array == NULL){
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        custom_argc += 1;
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        {
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#if defined(__GLIBC_PREREQ) and __GLIBC_PREREQ(2, 26)
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          char **new_argv = reallocarray(custom_argv, (size_t)custom_argc + 1,
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                                         sizeof(char *));
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#else
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          char **new_argv = NULL;
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          if(((size_t)custom_argc + 1) > (SIZE_MAX / sizeof(char *))){
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            /* overflow */
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            errno = ENOMEM;
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          } else {
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            new_argv = realloc(custom_argv, ((size_t)custom_argc + 1)
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                               * sizeof(char *));
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          }
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#endif
 
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          char **new_argv = realloc(custom_argv, sizeof(char *)
 
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                                    * ((size_t)custom_argc + 1));
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          if(new_argv == NULL){
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            error(0, errno, "reallocarray");
 
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            error(0, errno, "realloc");
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            exitstatus = EX_OSERR;
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            free(new_arg);
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            free(org_line);