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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 08:09:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 08:09:22 +0000
commit6b4d032d4964caaa85be4ba8f3a7874afbf958cc (patch)
treea9846103274b39705a7e8be9fc28c006c18094b1 /carl9170fw/tools/src/checksum.c
parentInitial commit. (diff)
downloadfirmware-nonfree-6b4d032d4964caaa85be4ba8f3a7874afbf958cc.tar.xz
firmware-nonfree-6b4d032d4964caaa85be4ba8f3a7874afbf958cc.zip
Adding upstream version 20230625.upstream/20230625
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'carl9170fw/tools/src/checksum.c')
-rw-r--r--carl9170fw/tools/src/checksum.c89
1 files changed, 89 insertions, 0 deletions
diff --git a/carl9170fw/tools/src/checksum.c b/carl9170fw/tools/src/checksum.c
new file mode 100644
index 0000000..b394174
--- /dev/null
+++ b/carl9170fw/tools/src/checksum.c
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2010-2011 Christian Lamparter <chunkeey@googlemail.com>
+ *
+ * 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 version 2 of the License.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <error.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "carlfw.h"
+
+#include "compiler.h"
+
+static void checksum_help(void)
+{
+ fprintf(stderr, "Usage:\n");
+ fprintf(stderr, "\tchecksum FW-FILE\n");
+
+ fprintf(stderr, "\nDescription:\n");
+ fprintf(stderr, "\tThis simple utility adds/updates various "
+ "checksums.\n");
+
+ fprintf(stderr, "\nParameteres:\n");
+ fprintf(stderr, "\t 'FW-FILE' = firmware name\n");
+ fprintf(stderr, "\n");
+}
+
+int main(int argc, char *args[])
+{
+ struct carlfw *fw = NULL;
+ int err = 0;
+
+ if (argc != 2) {
+ err = -EINVAL;
+ goto out;
+ }
+
+ fw = carlfw_load(args[1]);
+ if (IS_ERR_OR_NULL(fw)) {
+ err = PTR_ERR(fw);
+ fprintf(stderr, "Failed to open file \"%s\" (%d).\n",
+ args[1], err);
+ goto out;
+ }
+
+ /*
+ * No magic here, The checksum descriptor is added/update
+ * automatically in a subroutine of carlfw_store().
+ *
+ * This tools serves as a skeleton/example.
+ */
+ err = carlfw_store(fw);
+ if (err) {
+ fprintf(stderr, "Failed to apply checksum (%d).\n", err);
+ goto out;
+ }
+
+out:
+ switch (err) {
+ case 0:
+ fprintf(stdout, "checksum applied.\n");
+ break;
+ case -EINVAL:
+ checksum_help();
+ break;
+ default:
+ break;
+ }
+
+ carlfw_release(fw);
+ return err ? EXIT_FAILURE : EXIT_SUCCESS;
+}