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Diffstat (limited to 'ubi-utils/src/mkbootenv/mkbootenv.c')
-rw-r--r--ubi-utils/src/mkbootenv/mkbootenv.c173
1 files changed, 173 insertions, 0 deletions
diff --git a/ubi-utils/src/mkbootenv/mkbootenv.c b/ubi-utils/src/mkbootenv/mkbootenv.c
new file mode 100644
index 0000000..49ce597
--- /dev/null
+++ b/ubi-utils/src/mkbootenv/mkbootenv.c
@@ -0,0 +1,173 @@
+/*
+ * Copyright (c) International Business Machines Corp., 2006
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Author: Oliver Lohmann
+ *
+ * Create boot-parameter/pdd data from an ASCII-text input file.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <argp.h>
+#include <unistd.h>
+#include <errno.h>
+#include <mtd/ubi-header.h>
+
+#include "config.h"
+#include "bootenv.h"
+#include "error.h"
+
+const char *argp_program_version = PACKAGE_VERSION;
+const char *argp_program_bug_address = PACKAGE_BUGREPORT;
+static char doc[] = "\nVersion: " PACKAGE_VERSION "\n\tBuilt on "
+ BUILD_CPU" "BUILD_OS" at "__DATE__" "__TIME__"\n"
+ "\n"
+ "mkbootenv - processes bootenv text files and convertes "
+ "them into a binary format.\n";
+
+static const char copyright [] __attribute__((unused)) =
+ "Copyright (c) International Business Machines Corp., 2006";
+
+static struct argp_option options[] = {
+ { .name = "copyright",
+ .key = 'c',
+ .arg = NULL,
+ .flags = 0,
+ .doc = "Print copyright information.",
+ .group = 1 },
+ { .name = "output",
+ .key = 'o',
+ .arg = "<output>",
+ .flags = 0,
+ .doc = "Write the the output data to <output> instead of stdout.",
+ .group = 1 },
+ { .name = NULL,
+ .key = 0,
+ .arg = NULL,
+ .flags = 0,
+ .doc = NULL,
+ .group = 0 },
+};
+
+typedef struct myargs {
+ FILE* fp_in;
+ FILE* fp_out;
+
+ char *arg1;
+ char **options; /* [STRING...] */
+} myargs;
+
+
+
+static error_t
+parse_opt(int key, char *arg, struct argp_state *state)
+{
+ int err = 0;
+
+ myargs *args = state->input;
+
+ switch (key) {
+ case 'c':
+ fprintf(stderr, "%s\n", copyright);
+ exit(0);
+ break;
+ case 'o':
+ args->fp_out = fopen(arg, "wb");
+ if ((args->fp_out) == NULL) {
+ fprintf(stderr,
+ "Cannot open file %s for output\n", arg);
+ exit(1);
+ }
+ break;
+ case ARGP_KEY_ARG:
+ args->fp_in = fopen(arg, "rb");
+ if ((args->fp_in) == NULL) {
+ fprintf(stderr,
+ "Cannot open file %s for input\n", arg);
+ exit(1);
+ }
+ args->arg1 = arg;
+ args->options = &state->argv[state->next];
+ state->next = state->argc;
+ break;
+ case ARGP_KEY_END:
+ if (err) {
+ fprintf(stderr, "\n");
+ argp_usage(state);
+ exit(1);
+ }
+ break;
+ default:
+ return(ARGP_ERR_UNKNOWN);
+ }
+
+ return 0;
+}
+
+static struct argp argp = {
+ .options = options,
+ .parser = parse_opt,
+ .args_doc = "[bootenv-txt-file]",
+ .doc = doc,
+ .children = NULL,
+ .help_filter = NULL,
+ .argp_domain = NULL,
+};
+
+int
+main(int argc, char **argv) {
+ int rc = 0;
+ bootenv_t env;
+
+ myargs args = {
+ .fp_in = stdin,
+ .fp_out = stdout,
+ .arg1 = NULL,
+ .options = NULL,
+ };
+
+ argp_parse(&argp, argc, argv, ARGP_IN_ORDER, 0, &args);
+
+ rc = bootenv_create(&env);
+ if (rc != 0) {
+ err_msg("Cannot create bootenv handle.");
+ goto err;
+ }
+ rc = bootenv_read_txt(args.fp_in, env);
+ if (rc != 0) {
+ err_msg("Cannot read bootenv from input file.");
+ goto err;
+ }
+ rc = bootenv_write(args.fp_out, env);
+ if (rc != 0) {
+ err_msg("Cannot write bootenv to output file.");
+ goto err;
+ }
+
+ if (args.fp_in != stdin) {
+ fclose(args.fp_in);
+ }
+ if (args.fp_out != stdout) {
+ fclose(args.fp_out);
+ }
+
+err:
+ bootenv_destroy(&env);
+ return rc;
+}