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util/smmstoretool: Allow setting authenticated variable

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Change-Id: I82ee1b84dfa7fafb17ddb0d4adf1891e1c5f149b
Signed-off-by: Benjamin Doron <benjamin.doron@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/88425
Reviewed-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-by: Maximilian Brune <maximilian.brune@9elements.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Benjamin Doron 2025-07-11 17:23:51 -04:00 • committed by Matt DeVillier
commit 88aeb8b7cd
1 changed files with 7 additions and 1 deletions
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8
util/smmstoretool/main.c
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@ -140,6 +140,7 @@ static void help_set(FILE *f, const struct subcommand_t *info)
fprintf(f, " -n variable-name \\\n");
fprintf(f, " -t variable-type \\\n");
fprintf(f, " -v value\n");
fprintf(f, " -a\n");
fprintf(f, "\n");
print_types(f);
}
@ -150,8 +151,9 @@ static int process_set(int argc, char *argv[], const char store_file[])
const char *value = NULL;
const char *type_str = NULL;
const char *guid_str = NULL;
bool authenticated_var = false;
int opt;
while ((opt = getopt(argc, argv, "n:t:v:g:")) != -1) {
while ((opt = getopt(argc, argv, "n:t:v:g:a::")) != -1) {
switch (opt) {
case 'n':
name = optarg;
@ -165,6 +167,9 @@ static int process_set(int argc, char *argv[], const char store_file[])
case 'g':
guid_str = optarg;
break;
case 'a':
authenticated_var = true;
break;
case '?': /* parsing error */
print_sub_command_usage(argv[0]);
@ -217,6 +222,7 @@ static int process_set(int argc, char *argv[], const char store_file[])
struct var_t *var = vs_find(&storage.vs, name, &guid);
if (var == NULL) {
var = vs_new_var(&storage.vs);
var->attrs |= authenticated_var ? EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS : 0;
var->name = to_uchars(name, &var->name_size);
var->data = data;
var->data_size = data_size;