X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=lib%2Fpb-config%2Fpb-config.c;h=1e53256e9c66bb60c44d104d227f510bd7e34bdf;hp=e43ddf885bfdee497df6757cf0e6f56b71ffb584;hb=4a2dbb71fdcf234302760d20333420a6e6566d56;hpb=c109a4d1bfbe3016c1380c7b0a836a319aa0cf23

diff --git a/lib/pb-config/pb-config.c b/lib/pb-config/pb-config.c
index e43ddf8..1e53256 100644
--- a/lib/pb-config/pb-config.c
+++ b/lib/pb-config/pb-config.c
@@ -1,16 +1,18 @@
 
 #include <log/log.h>
+#include <types/types.h>
 #include <talloc/talloc.h>
 
 #include "pb-config.h"
 
 #include "storage.h"
 
+void				*config_ctx;
 static struct config		*config;
 static struct config_storage	*storage;
 
 
-static void config_set_defaults(struct config *config)
+void config_set_defaults(struct config *config)
 {
 	config->autoboot_enabled = true;
 	config->autoboot_timeout_sec = 10;
@@ -18,9 +20,17 @@ static void config_set_defaults(struct config *config)
 	config->network.n_interfaces = 0;
 	config->network.dns_servers = NULL;
 	config->network.n_dns_servers = 0;
+
+	config->n_boot_priorities = 2;
+	config->boot_priorities = talloc_array(config, struct boot_priority,
+						config->n_boot_priorities);
+	config->boot_priorities[0].type = DEVICE_TYPE_NETWORK;
+	config->boot_priorities[1].type = DEVICE_TYPE_DISK;
+
 }
 
-static void dump_config(struct config *config)
+void dump_config(struct config *config);
+void dump_config(struct config *config)
 {
 	int i;
 
@@ -65,7 +75,9 @@ static void dump_config(struct config *config)
 
 int config_init(void *ctx)
 {
-	config = talloc(ctx, struct config);
+	config_ctx = talloc_new(ctx);
+
+	config = talloc(config_ctx, struct config);
 	config_set_defaults(config);
 
 	storage = create_powerpc_nvram_storage(config);
@@ -77,6 +89,41 @@ int config_init(void *ctx)
 	return 0;
 }
 
+int config_set(struct config *newconfig)
+{
+	int rc;
+
+	if (!storage || !storage->save)
+		return -1;
+
+	if (newconfig == config)
+		return 0;
+
+	pb_log("new configuration data received\n");
+	dump_config(config);
+
+	rc = storage->save(storage, config);
+
+	if (!rc)
+		config = talloc_steal(config_ctx, newconfig);
+	else
+		pb_log("error saving new configuration; changes lost\n");
+
+	return rc;
+}
+
+/* A non-exported function to allow the test infrastructure to initialise
+ * (and change) the configuration variables */
+struct parser_test;
+struct config __attribute__((unused)) *test_config_init(
+		struct parser_test *test);
+struct config *test_config_init(struct parser_test *test)
+{
+	config = talloc(test, struct config);
+	config_set_defaults(config);
+	return config;
+}
+
 const struct config *config_get(void)
 {
 	return config;
@@ -92,6 +139,6 @@ void config_set_autoboot(bool autoboot_enabled)
 
 int config_fini(void)
 {
-	talloc_free(config);
+	talloc_free(config_ctx);
 	return 0;
 }