[PATCH 2/5] util: Add virQuadstateOption and helpers
Signed-off-by: Boris Fiuczynski <fiuczy(a)linux.ibm.com>
---
src/util/virenum.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
src/util/virenum.h | 15 +++++++++++++++
2 files changed, 61 insertions(+)
diff --git a/src/util/virenum.c b/src/util/virenum.c
index c6936e58ff..8474db9b2b 100644
--- a/src/util/virenum.c
+++ b/src/util/virenum.c
@@ -35,6 +35,14 @@ VIR_ENUM_IMPL(virTristateSwitch,
"off",
);
+VIR_ENUM_IMPL(virQuadstateOption,
+ VIR_QUADSTATE_OPTION_LAST,
+ "default",
+ "yes",
+ "no",
+ "optional",
+);
+
virTristateBool
virTristateBoolFromBool(bool val)
@@ -110,6 +118,44 @@ virTristateSwitchToBool(virTristateSwitch t,
}
+virQuadstateOption
+virQuadstateOptionFromBool(bool val)
+{
+ if (val)
+ return VIR_QUADSTATE_OPTION_YES;
+ else
+ return VIR_QUADSTATE_OPTION_NO;
+}
+
+
+/**
+ * virQuadstateOptionToBool:
+ * @t: a virQuadstateOption value
+ * @b: pointer to a boolean to be updated according to the value of @t
+ *
+ * The value pointed to by @b is updated if the quadstate value @t is neither absent or
optional.
+ */
+void
+virQuadstateOptionToBool(virQuadstateOption t,
+ bool *b)
+{
+ switch (t) {
+ case VIR_QUADSTATE_OPTION_YES:
+ *b = true;
+ break;
+
+ case VIR_QUADSTATE_OPTION_NO:
+ *b = false;
+ break;
+
+ case VIR_QUADSTATE_OPTION_ABSENT:
+ case VIR_QUADSTATE_OPTION_OPTIONAL:
+ case VIR_QUADSTATE_OPTION_LAST:
+ break;
+ }
+}
+
+
int
virEnumFromString(const char * const *types,
unsigned int ntypes,
diff --git a/src/util/virenum.h b/src/util/virenum.h
index 98f01d574d..bd45d470c4 100644
--- a/src/util/virenum.h
+++ b/src/util/virenum.h
@@ -64,16 +64,31 @@ typedef enum {
VIR_TRISTATE_SWITCH_LAST
} virTristateSwitch;
+typedef enum {
+ VIR_QUADSTATE_OPTION_ABSENT = 0,
+ VIR_QUADSTATE_OPTION_YES,
+ VIR_QUADSTATE_OPTION_NO,
+ VIR_QUADSTATE_OPTION_OPTIONAL,
+
+ VIR_QUADSTATE_OPTION_LAST
+} virQuadstateOption;
+
VIR_ENUM_DECL(virTristateBool);
VIR_ENUM_DECL(virTristateSwitch);
+VIR_ENUM_DECL(virQuadstateOption);
virTristateBool virTristateBoolFromBool(bool val);
void virTristateBoolToBool(virTristateBool t, bool *b);
virTristateSwitch virTristateSwitchFromBool(bool val);
void virTristateSwitchToBool(virTristateSwitch t, bool *b);
+virQuadstateOption virQuadstateOptionFromBool(bool val);
+void virQuadstateOptionToBool(virQuadstateOption t, bool *b);
/* the two enums must be in sync to be able to use helpers interchangeably in
* some special cases */
G_STATIC_ASSERT((int)VIR_TRISTATE_BOOL_YES == (int)VIR_TRISTATE_SWITCH_ON);
G_STATIC_ASSERT((int)VIR_TRISTATE_BOOL_NO == (int)VIR_TRISTATE_SWITCH_OFF);
G_STATIC_ASSERT((int)VIR_TRISTATE_BOOL_ABSENT == (int)VIR_TRISTATE_SWITCH_ABSENT);
+G_STATIC_ASSERT((int)VIR_QUADSTATE_OPTION_YES == (int)VIR_TRISTATE_SWITCH_ON);
+G_STATIC_ASSERT((int)VIR_QUADSTATE_OPTION_NO == (int)VIR_TRISTATE_SWITCH_OFF);
+G_STATIC_ASSERT((int)VIR_QUADSTATE_OPTION_ABSENT == (int)VIR_TRISTATE_SWITCH_ABSENT);
--
2.41.0