Remove src/random-seed

diff --git a/src/random-seed/Makefile b/src/random-seed/Makefile
deleted file mode 120000 (symlink)
index d0b0e8e..0000000
--- a/src/random-seed/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-../Makefile
\ No newline at end of file

diff --git a/src/random-seed/random-seed.c b/src/random-seed/random-seed.c
deleted file mode 100644 (file)
index ce1bd19..0000000
--- a/src/random-seed/random-seed.c
+++ /dev/null
@@ -1,165 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  This file is part of systemd.
-
-  Copyright 2010 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 <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <string.h>
-#include <sys/stat.h>
-
-#include "log.h"
-#include "util.h"
-#include "mkdir.h"
-
-#define POOL_SIZE_MIN 512
-
-int main(int argc, char *argv[]) {
-        _cleanup_close_ int seed_fd = -1, random_fd = -1;
-        _cleanup_free_ void* buf = NULL;
-        size_t buf_size = 0;
-        ssize_t k;
-        int r;
-        FILE *f;
-        bool cleanup_seed_file = true;
-
-        if (argc != 2) {
-                log_error("This program requires one argument.");
-                return EXIT_FAILURE;
-        }
-
-        log_set_target(LOG_TARGET_AUTO);
-        log_parse_environment();
-        log_open();
-
-        umask(0022);
-
-        /* Read pool size, if possible */
-        f = fopen("/proc/sys/kernel/random/poolsize", "re");
-        if (f) {
-                if (fscanf(f, "%zu", &buf_size) > 0) {
-                        /* poolsize is in bits on 2.6, but we want bytes */
-                        buf_size /= 8;
-                }
-
-                fclose(f);
-        }
-
-        if (buf_size <= POOL_SIZE_MIN)
-                buf_size = POOL_SIZE_MIN;
-
-        buf = malloc(buf_size);
-        if (!buf) {
-                r = log_oom();
-                goto finish;
-        }
-
-        r = mkdir_parents_label(RANDOM_SEED, 0755);
-        if (r < 0) {
-                log_error_errno(r, "Failed to create directory " RANDOM_SEED_DIR ": %m");
-                goto finish;
-        }
-
-        /* When we load the seed we read it and write it to the device
-         * and then immediately update the saved seed with new data,
-         * to make sure the next boot gets seeded differently. */
-
-        if (streq(argv[1], "load")) {
-
-                seed_fd = open(RANDOM_SEED, O_RDWR|O_CLOEXEC|O_NOCTTY|O_CREAT, 0600);
-                if (seed_fd < 0) {
-                        seed_fd = open(RANDOM_SEED, O_RDONLY|O_CLOEXEC|O_NOCTTY);
-                        if (seed_fd < 0) {
-                                log_error_errno(errno, "Failed to open " RANDOM_SEED ": %m");
-                                r = -errno;
-                                goto finish;
-                        }
-                        cleanup_seed_file = false;
-                }
-
-                random_fd = open("/dev/urandom", O_RDWR|O_CLOEXEC|O_NOCTTY, 0600);
-                if (random_fd < 0) {
-                        random_fd = open("/dev/urandom", O_WRONLY|O_CLOEXEC|O_NOCTTY, 0600);
-                        if (random_fd < 0) {
-                                log_error_errno(errno, "Failed to open /dev/urandom: %m");
-                                r = -errno;
-                                goto finish;
-                        }
-                }
-
-                k = loop_read(seed_fd, buf, buf_size, false);
-                if (k <= 0) {
-
-                        if (r != 0)
-                                log_error_errno(errno, "Failed to read seed from " RANDOM_SEED ": %m");
-
-                        r = k == 0 ? -EIO : (int) k;
-
-                } else {
-                        lseek(seed_fd, 0, SEEK_SET);
-
-                        r = loop_write(random_fd, buf, (size_t) k, false);
-                        if (r < 0)
-                                log_error_errno(r, "Failed to write seed to /dev/urandom: %m");
-                }
-
-        } else if (streq(argv[1], "save")) {
-
-                seed_fd = open(RANDOM_SEED, O_WRONLY|O_CLOEXEC|O_NOCTTY|O_CREAT, 0600);
-                if (seed_fd < 0) {
-                        log_error_errno(errno, "Failed to open " RANDOM_SEED ": %m");
-                        r = -errno;
-                        goto finish;
-                }
-
-                random_fd = open("/dev/urandom", O_RDONLY|O_CLOEXEC|O_NOCTTY);
-                if (random_fd < 0) {
-                        log_error_errno(errno, "Failed to open /dev/urandom: %m");
-                        r = -errno;
-                        goto finish;
-                }
-
-        } else {
-                log_error("Unknown verb %s.", argv[1]);
-                r = -EINVAL;
-                goto finish;
-        }
-
-        if (cleanup_seed_file) {
-                /* This is just a safety measure. Given that we are root and
-                 * most likely created the file ourselves the mode and owner
-                 * should be correct anyway. */
-                fchmod(seed_fd, 0600);
-                fchown(seed_fd, 0, 0);
-
-                k = loop_read(random_fd, buf, buf_size, false);
-                if (k <= 0) {
-                        log_error("Failed to read new seed from /dev/urandom: %s", r < 0 ? strerror(-r) : "EOF");
-                        r = k == 0 ? -EIO : (int) k;
-                } else {
-                        r = loop_write(seed_fd, buf, (size_t) k, false);
-                        if (r < 0)
-                                log_error_errno(r, "Failed to write new random seed file: %m");
-                }
-        }
-
-finish:
-        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
-}