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3
* Usplash - Read a password from usplash and output it
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* Copyright © 2008-2012 Teddy Hogeborn
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* Copyright © 2008-2012 Björn Påhlsson
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful, but
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* Copyright © 2008-2018, 2021-2022 Teddy Hogeborn
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* Copyright © 2008-2018, 2021-2022 Björn Påhlsson
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* This file is part of Mandos.
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* Mandos is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* Mandos is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see
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* <http://www.gnu.org/licenses/>.
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* along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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* Contact the authors at <mandos@recompile.se>.
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#define _GNU_SOURCE /* asprintf(), TEMP_FAILURE_RETRY() */
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#include <signal.h> /* sig_atomic_t, struct sigaction,
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sigemptyset(), sigaddset(), SIGINT,
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SIGHUP, SIGTERM, sigaction(),
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SIG_IGN, kill(), SIGKILL */
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#define _GNU_SOURCE /* vasprintf(),
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program_invocation_short_name,
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asprintf(), TEMP_FAILURE_RETRY() */
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#include <sys/types.h> /* sig_atomic_t, pid_t, setuid(),
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geteuid(), setsid() */
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#include <stdarg.h> /* va_list, va_start(), vfprintf() */
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#include <stdio.h> /* vasprintf(), fprintf(), stderr,
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vfprintf(), asprintf() */
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#include <errno.h> /* program_invocation_short_name,
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errno, ENOENT, EINTR */
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#include <string.h> /* strerror(), strlen(), memcmp() */
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#include <error.h> /* error() */
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#include <stdlib.h> /* free(), getenv(), realloc(),
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EXIT_FAILURE, EXIT_SUCCESS,
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#include <stdbool.h> /* bool, false, true */
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#include <fcntl.h> /* open(), O_WRONLY, O_RDONLY */
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#include <iso646.h> /* and, or, not*/
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#include <errno.h> /* errno, EINTR */
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#include <sys/types.h> /* size_t, ssize_t, pid_t, DIR, struct
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#include <stddef.h> /* NULL */
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#include <string.h> /* strlen(), memcmp(), strerror() */
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#include <stdio.h> /* asprintf(), vasprintf(), vprintf(),
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#include <unistd.h> /* close(), write(), readlink(),
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read(), STDOUT_FILENO, sleep(),
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fork(), setuid(), geteuid(),
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setsid(), chdir(), dup2(),
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STDERR_FILENO, execv() */
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#include <stdlib.h> /* free(), EXIT_FAILURE, realloc(),
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EXIT_SUCCESS, malloc(), _exit(),
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#include <dirent.h> /* opendir(), readdir(), closedir() */
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#include <stddef.h> /* size_t, NULL */
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#include <unistd.h> /* close(), ssize_t, write(),
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readlink(), read(), STDOUT_FILENO,
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sleep(), fork(), setuid(),
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geteuid(), setsid(), chdir(),
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_exit(), dup2(), STDERR_FILENO,
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execv(), TEMP_FAILURE_RETRY(),
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#include <dirent.h> /* DIR, opendir(), struct dirent,
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readdir(), closedir() */
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#include <inttypes.h> /* intmax_t, strtoimax() */
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#include <sys/stat.h> /* struct stat, lstat(), S_ISLNK */
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#include <iso646.h> /* or, not, and */
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#include <sys/stat.h> /* struct stat, lstat(), S_ISLNK() */
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#include <sysexits.h> /* EX_OSERR, EX_UNAVAILABLE */
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#include <signal.h> /* struct sigaction, sigemptyset(),
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sigaddset(), SIGINT, SIGHUP,
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SIGTERM, SIG_IGN, kill(), SIGKILL,
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#include <argz.h> /* argz_count(), argz_extract() */
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#include <stdarg.h> /* va_list, va_start(), ... */
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sig_atomic_t interrupted_by_signal = 0;
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64
int signal_received;
added
removed
plugins.d/usplash.c
