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authorAntonello Dettori <dev@dettori.io>2016-08-18 10:32:27 +0200
committerMartin Roth <martinroth@google.com>2016-08-23 15:39:15 +0200
commit904dd303cbe99541025cbea008855f807a5d9f5c (patch)
treeccddb2fa029d562f7389676f424f75d144616db0 /payloads
parentdf76f8983f001a83f00ad962e047dcb331a6d69f (diff)
downloadcoreboot-904dd303cbe99541025cbea008855f807a5d9f5c.tar.xz
nvramcui: refactor code
Split the main() into a couple of smaller functions in order to more easily extend the payload. Change-Id: I4c2b144e2a28c6f15e360d55c49974675e6a80d2 Signed-off-by: Antonello Dettori <dev@dettori.io> Reviewed-on: https://review.coreboot.org/16248 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'payloads')
-rw-r--r--payloads/nvramcui/nvramcui.c82
1 files changed, 54 insertions, 28 deletions
diff --git a/payloads/nvramcui/nvramcui.c b/payloads/nvramcui/nvramcui.c
index 08fef010c8..991303e387 100644
--- a/payloads/nvramcui/nvramcui.c
+++ b/payloads/nvramcui/nvramcui.c
@@ -56,44 +56,42 @@ void render_form(FORM *form)
wrefresh(w);
}
-int main()
+/* determine number of options, and maximum option name length */
+static int count_cmos_options(struct cb_cmos_entries *option, int *numopts,
+ int *maxlength)
{
- int ch, done;
-
- /* coreboot data structures */
- lib_get_sysinfo();
-
- struct cb_cmos_option_table *opttbl = get_system_option_table();
+ int n_opts = 0;
+ int max_l = 0;
- if (opttbl == NULL) {
- printf("Could not find coreboot option table\n");
- halt();
- }
-
- /* prep CMOS layout into libcurses data structures */
-
- /* determine number of options, and maximum option name length */
- int numopts = 0;
- int maxlength = 0;
- struct cb_cmos_entries *option = first_cmos_entry(opttbl);
while (option) {
if ((option->config != 'r') &&
(strcmp("check_sum", (char *)option->name) != 0)) {
- maxlength = max(maxlength, strlen((char *)option->name));
- numopts++;
+ max_l = max(max_l, strlen((char *)option->name));
+ n_opts++;
}
+
option = next_cmos_entry(option);
}
- if (numopts == 0) {
+
+ if (n_opts == 0) {
printf("NO CMOS OPTIONS FOUND. EXITING!!!");
- return 1;
+ return -1;
}
- FIELD **fields = malloc(sizeof(FIELD *) * (2 * numopts + 1));
- int i;
- /* walk over options, fetch details */
- option = first_cmos_entry(opttbl);
- for (i = 0; i < numopts; i++) {
+ *numopts = n_opts;
+ *maxlength = max_l;
+
+ return 0;
+
+}
+
+/* walk over options, fetch details */
+static void cmos_walk_options(struct cb_cmos_option_table *opttbl,
+ FIELD **fields, int numopts, int maxlength)
+{
+ struct cb_cmos_entries *option = first_cmos_entry(opttbl);
+
+ for (int i = 0; i < numopts; i++) {
while ((option->config == 'r') ||
(strcmp("check_sum", (char *)option->name) == 0)) {
option = next_cmos_entry(option);
@@ -168,7 +166,35 @@ int main()
option = next_cmos_entry(option);
}
+
fields[2 * numopts] = NULL;
+}
+
+int main(void)
+{
+ int ch, done;
+
+ /* coreboot data structures */
+ lib_get_sysinfo();
+
+ struct cb_cmos_option_table *opttbl = get_system_option_table();
+
+ if (opttbl == NULL && cmos_default == NULL) {
+ printf("Could not find coreboot option table/cmos.default.\n");
+ halt();
+ }
+
+ /* prep CMOS layout into libcurses data structures */
+
+ struct cb_cmos_entries *option = first_cmos_entry(opttbl);
+ int numopts = 0;
+ int maxlength = 0;
+
+ count_cmos_options(option, &numopts, &maxlength);
+
+ FIELD **fields = malloc(sizeof(FIELD *) * (2 * numopts + 1));
+
+ cmos_walk_options(opttbl, fields, numopts, maxlength);
/* display initialization */
initscr();
@@ -242,7 +268,7 @@ int main()
endwin();
- for (i = 0; i < numopts; i++) {
+ for (int i = 0; i < numopts; i++) {
char *name = field_buffer(fields[2 * i], 0);
char *value = field_buffer(fields[2 * i + 1], 0);
char *ptr;