update vendor

vendor/github.com/ceph/go-ceph/rados/rados.go

@@ -0,0 +1,83 @@
+package rados
+
+// #cgo LDFLAGS: -lrados
+// #include <errno.h>
+// #include <stdlib.h>
+// #include <rados/librados.h>
+import "C"
+
+import (
+	"fmt"
+	"unsafe"
+)
+
+type RadosError int
+
+func (e RadosError) Error() string {
+	return fmt.Sprintf("rados: %s", C.GoString(C.strerror(C.int(-e))))
+}
+
+var RadosErrorNotFound = RadosError(-C.ENOENT)
+var RadosErrorPermissionDenied = RadosError(-C.EPERM)
+
+func GetRadosError(err int) error {
+	if err == 0 {
+		return nil
+	}
+	return RadosError(err)
+}
+
+// Version returns the major, minor, and patch components of the version of
+// the RADOS library linked against.
+func Version() (int, int, int) {
+	var c_major, c_minor, c_patch C.int
+	C.rados_version(&c_major, &c_minor, &c_patch)
+	return int(c_major), int(c_minor), int(c_patch)
+}
+
+// NewConn creates a new connection object. It returns the connection and an
+// error, if any.
+func NewConn() (*Conn, error) {
+	conn := &Conn{}
+	ret := C.rados_create(&conn.cluster, nil)
+
+	if ret == 0 {
+		return conn, nil
+	} else {
+		return nil, RadosError(int(ret))
+	}
+}
+
+// NewConnWithUser creates a new connection object with a custom username.
+// It returns the connection and an error, if any.
+func NewConnWithUser(user string) (*Conn, error) {
+	c_user := C.CString(user)
+	defer C.free(unsafe.Pointer(c_user))
+
+	conn := &Conn{}
+	ret := C.rados_create(&conn.cluster, c_user)
+
+	if ret == 0 {
+		return conn, nil
+	} else {
+		return nil, RadosError(int(ret))
+	}
+}
+
+// NewConnWithClusterAndUser creates a new connection object for a specific cluster and username.
+// It returns the connection and an error, if any.
+func NewConnWithClusterAndUser(clusterName string, userName string) (*Conn, error) {
+	c_cluster_name := C.CString(clusterName)
+	defer C.free(unsafe.Pointer(c_cluster_name))
+
+	c_name := C.CString(userName)
+	defer C.free(unsafe.Pointer(c_name))
+
+	conn := &Conn{}
+	ret := C.rados_create2(&conn.cluster, c_cluster_name, c_name, 0)
+	if ret == 0 {
+		return conn, nil
+	} else {
+		return nil, RadosError(int(ret))
+	}
+}