@@ -37,8 +37,82 @@ import (
)
/*
+ * Errors
+ */
+
+type Error int
+
+const (
+ ErrorNonspecific = Error(-C.ERROR_NONSPECIFIC)
+ ErrorVersion = Error(-C.ERROR_VERSION)
+ ErrorFail = Error(-C.ERROR_FAIL)
+ ErrorNi = Error(-C.ERROR_NI)
+ ErrorNomem = Error(-C.ERROR_NOMEM)
+ ErrorInval = Error(-C.ERROR_INVAL)
+ ErrorBadfail = Error(-C.ERROR_BADFAIL)
+ ErrorGuestTimedout = Error(-C.ERROR_GUEST_TIMEDOUT)
+ ErrorTimedout = Error(-C.ERROR_TIMEDOUT)
+ ErrorNoparavirt = Error(-C.ERROR_NOPARAVIRT)
+ ErrorNotReady = Error(-C.ERROR_NOT_READY)
+ ErrorOseventRegFail = Error(-C.ERROR_OSEVENT_REG_FAIL)
+ ErrorBufferfull = Error(-C.ERROR_BUFFERFULL)
+ ErrorUnknownChild = Error(-C.ERROR_UNKNOWN_CHILD)
+ ErrorLockFail = Error(-C.ERROR_LOCK_FAIL)
+ ErrorJsonConfigEmpty = Error(-C.ERROR_JSON_CONFIG_EMPTY)
+ ErrorDeviceExists = Error(-C.ERROR_DEVICE_EXISTS)
+ ErrorCheckpointDevopsDoesNotMatch = Error(-C.ERROR_CHECKPOINT_DEVOPS_DOES_NOT_MATCH)
+ ErrorCheckpointDeviceNotSupported = Error(-C.ERROR_CHECKPOINT_DEVICE_NOT_SUPPORTED)
+ ErrorVnumaConfigInvalid = Error(-C.ERROR_VNUMA_CONFIG_INVALID)
+ ErrorDomainNotfound = Error(-C.ERROR_DOMAIN_NOTFOUND)
+ ErrorAborted = Error(-C.ERROR_ABORTED)
+ ErrorNotfound = Error(-C.ERROR_NOTFOUND)
+ ErrorDomainDestroyed = Error(-C.ERROR_DOMAIN_DESTROYED)
+ ErrorFeatureRemoved = Error(-C.ERROR_FEATURE_REMOVED)
+)
+
+var errors = [...]string{
+ ErrorNonspecific: "Non-specific error",
+ ErrorVersion: "Wrong version",
+ ErrorFail: "Failed",
+ ErrorNi: "Not Implemented",
+ ErrorNomem: "No memory",
+ ErrorInval: "Invalid argument",
+ ErrorBadfail: "Bad Fail",
+ ErrorGuestTimedout: "Guest timed out",
+ ErrorTimedout: "Timed out",
+ ErrorNoparavirt: "No Paravirtualization",
+ ErrorNotReady: "Not ready",
+ ErrorOseventRegFail: "OS event registration failed",
+ ErrorBufferfull: "Buffer full",
+ ErrorUnknownChild: "Unknown child",
+ ErrorLockFail: "Lock failed",
+ ErrorJsonConfigEmpty: "JSON config empty",
+ ErrorDeviceExists: "Device exists",
+ ErrorCheckpointDevopsDoesNotMatch: "Checkpoint devops does not match",
+ ErrorCheckpointDeviceNotSupported: "Checkpoint device not supported",
+ ErrorVnumaConfigInvalid: "VNUMA config invalid",
+ ErrorDomainNotfound: "Domain not found",
+ ErrorAborted: "Aborted",
+ ErrorNotfound: "Not found",
+ ErrorDomainDestroyed: "Domain destroyed",
+ ErrorFeatureRemoved: "Feature removed",
+}
+
+func (e Error) Error() string {
+ if 0 < int(e) && int(e) < len(errors) {
+ s := errors[e]
+ if s != "" {
+ return s
+ }
+ }
+ return fmt.Sprintf("libxl error: %d", -e)
+
+}
+
+/*
* Types: Builtins
*/
+
type Context struct {
ctx *C.libxl_ctx
logger *C.xentoollog_logger_stdiostream
@@ -68,7 +142,7 @@ func (Ctx *Context) Open() (err error) {
0, unsafe.Pointer(Ctx.logger))
if ret != 0 {
- err = fmt.Errorf("Error: %d", -ret)
+ err = Error(-ret)
}
return
}
@@ -78,7 +152,7 @@ func (Ctx *Context) Close() (err error) {
Ctx.ctx = nil
if ret != 0 {
- err = fmt.Errorf("Error: %d", -ret)
+ err = Error(-ret)
}
C.xtl_logger_destroy(unsafe.Pointer(Ctx.logger))
return