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authorDaniel Schultz <d.schultz@phytec.de>2017-11-03 11:48:27 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2017-11-07 07:47:10 +0100
commitdc74265d2ac074a18609d51bad1fdbd2bbcdd608 (patch)
tree14044ac50d712ee2556773b25596a613f0f57f62 /common/state
parent7126dffd0be98a0f4c80bc13bc7df601526f056f (diff)
downloadbarebox-dc74265d2ac074a18609d51bad1fdbd2bbcdd608.tar.gz
common: state: Add variable type as enum
The variable_type struct holds a name of its type. Checking the type of a variable with this string needs much resources. This patch introduce a enum of the variable type for better type checking. Signed-off-by: Daniel Schultz <d.schultz@phytec.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'common/state')
-rw-r--r--common/state/state.h9
-rw-r--r--common/state/state_variables.c18
2 files changed, 27 insertions, 0 deletions
diff --git a/common/state/state.h b/common/state/state.h
index 7dd163c..fcc6b9f 100644
--- a/common/state/state.h
+++ b/common/state/state.h
@@ -9,6 +9,14 @@ enum state_flags {
STATE_FLAG_NO_AUTHENTIFICATION = (1 << 0),
};
+enum state_variable_type {
+ STATE_VARIABLE_TYPE_UINT8,
+ STATE_VARIABLE_TYPE_UINT32,
+ STATE_VARIABLE_TYPE_ENUM32,
+ STATE_VARIABLE_TYPE_MAC,
+ STATE_VARIABLE_TYPE_STRING
+};
+
/**
* state_backend_storage_bucket - This class describes a single backend storage
* object copy
@@ -119,6 +127,7 @@ struct state_variable;
/* A variable type (uint32, enum32) */
struct variable_type {
const char *type_name;
+ enum state_variable_type type;
struct list_head list;
int (*export) (struct state_variable *, struct device_node *,
enum state_convert);
diff --git a/common/state/state_variables.c b/common/state/state_variables.c
index 688467d..de9ba4a 100644
--- a/common/state/state_variables.c
+++ b/common/state/state_variables.c
@@ -450,26 +450,31 @@ static struct state_variable *state_string_create(struct state *state,
static struct variable_type types[] = {
{
.type_name = "uint8",
+ .type = STATE_VARIABLE_TYPE_UINT8,
.export = state_uint32_export,
.import = state_uint32_import,
.create = state_uint8_create,
}, {
.type_name = "uint32",
+ .type = STATE_VARIABLE_TYPE_UINT32,
.export = state_uint32_export,
.import = state_uint32_import,
.create = state_uint32_create,
}, {
.type_name = "enum32",
+ .type = STATE_VARIABLE_TYPE_ENUM32,
.export = state_enum32_export,
.import = state_enum32_import,
.create = state_enum32_create,
}, {
.type_name = "mac",
+ .type = STATE_VARIABLE_TYPE_MAC,
.export = state_mac_export,
.import = state_mac_import,
.create = state_mac_create,
}, {
.type_name = "string",
+ .type = STATE_VARIABLE_TYPE_STRING,
.export = state_string_export,
.import = state_string_import,
.create = state_string_create,
@@ -489,6 +494,19 @@ struct variable_type *state_find_type_by_name(const char *name)
return NULL;
}
+struct variable_type *state_find_type(const enum state_variable_type type)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(types); i++) {
+ if (type == types[i].type) {
+ return &types[i];
+ }
+ }
+
+ return NULL;
+}
+
struct state_variable *state_find_var(struct state *state, const char *name)
{
struct state_variable *sv;