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-rw-r--r--dosfstools/src/fatlabel.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/dosfstools/src/fatlabel.c b/dosfstools/src/fatlabel.c
new file mode 100644
index 000000000..1484ba527
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+++ b/dosfstools/src/fatlabel.c
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+/* fatlabel.c - User interface
+
+ Copyright (C) 1993 Werner Almesberger <werner.almesberger@lrc.di.epfl.ch>
+ Copyright (C) 1998 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
+ Copyright (C) 2007 Red Hat, Inc.
+ Copyright (C) 2008-2014 Daniel Baumann <mail@daniel-baumann.ch>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+ The complete text of the GNU General Public License
+ can be found in /usr/share/common-licenses/GPL-3 file.
+*/
+
+#include "version.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <ctype.h>
+
+#include "common.h"
+#include "fsck.fat.h"
+#include "io.h"
+#include "boot.h"
+#include "fat.h"
+#include "file.h"
+#include "check.h"
+
+int interactive = 0, rw = 0, list = 0, test = 0, verbose = 0, write_immed = 0;
+int atari_format = 0;
+unsigned n_files = 0;
+void *mem_queue = NULL;
+
+static void usage(int error)
+{
+ FILE *f = error ? stderr : stdout;
+ int status = error ? 1 : 0;
+
+ fprintf(f, "usage: fatlabel device [label]\n");
+ exit(status);
+}
+
+/*
+ * ++roman: On m68k, check if this is an Atari; if yes, turn on Atari variant
+ * of MS-DOS filesystem by default.
+ */
+static void check_atari(void)
+{
+#ifdef __mc68000__
+ FILE *f;
+ char line[128], *p;
+
+ if (!(f = fopen("/proc/hardware", "r"))) {
+ perror("/proc/hardware");
+ return;
+ }
+
+ while (fgets(line, sizeof(line), f)) {
+ if (strncmp(line, "Model:", 6) == 0) {
+ p = line + 6;
+ p += strspn(p, " \t");
+ if (strncmp(p, "Atari ", 6) == 0)
+ atari_format = 1;
+ break;
+ }
+ }
+ fclose(f);
+#endif
+}
+
+int main(int argc, char *argv[])
+{
+ DOS_FS fs = { 0 };
+ rw = 0;
+
+ int i;
+
+ char *device = NULL;
+ char label[12] = { 0 };
+
+ loff_t offset;
+ DIR_ENT de;
+
+ check_atari();
+
+ if (argc < 2 || argc > 3)
+ usage(1);
+
+ if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help"))
+ usage(0);
+ else if (!strcmp(argv[1], "-V") || !strcmp(argv[1], "--version")) {
+ printf("fatlabel " VERSION " (" VERSION_DATE ")\n");
+ exit(0);
+ }
+
+ device = argv[1];
+ if (argc == 3) {
+ strncpy(label, argv[2], 11);
+ if (strlen(argv[2]) > 11) {
+ fprintf(stderr,
+ "fatlabel: labels can be no longer than 11 characters\n");
+ exit(1);
+ }
+ for (i = 0; label[i] && i < 11; i++)
+ /* don't know if here should be more strict !uppercase(label[i]) */
+ if (islower(label[i])) {
+ fprintf(stderr,
+ "fatlabel: warning - lowercase labels might not work properly with DOS or Windows\n");
+ break;
+ }
+ rw = 1;
+ }
+
+ fs_open(device, rw);
+ read_boot(&fs);
+ if (fs.fat_bits == 32)
+ read_fat(&fs);
+ if (!rw) {
+ offset = find_volume_de(&fs, &de);
+ if (offset == 0)
+ fprintf(stdout, "%s\n", fs.label);
+ else
+ fprintf(stdout, "%.8s%.3s\n", de.name, de.ext);
+ exit(0);
+ }
+
+ write_label(&fs, label);
+ fs_close(rw);
+ return 0;
+}