diff options
Diffstat (limited to 'src/core/lib/iomgr/wakeup_fd_posix.c')
-rw-r--r-- | src/core/lib/iomgr/wakeup_fd_posix.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/core/lib/iomgr/wakeup_fd_posix.c b/src/core/lib/iomgr/wakeup_fd_posix.c new file mode 100644 index 0000000000..c4d174fb34 --- /dev/null +++ b/src/core/lib/iomgr/wakeup_fd_posix.c @@ -0,0 +1,72 @@ +/* + * + * Copyright 2015-2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include <grpc/support/port_platform.h> + +#ifdef GPR_POSIX_WAKEUP_FD + +#include <stddef.h> +#include "src/core/lib/iomgr/wakeup_fd_pipe.h" +#include "src/core/lib/iomgr/wakeup_fd_posix.h" + +static const grpc_wakeup_fd_vtable *wakeup_fd_vtable = NULL; +int grpc_allow_specialized_wakeup_fd = 1; + +void grpc_wakeup_fd_global_init(void) { + if (grpc_allow_specialized_wakeup_fd && + grpc_specialized_wakeup_fd_vtable.check_availability()) { + wakeup_fd_vtable = &grpc_specialized_wakeup_fd_vtable; + } else { + wakeup_fd_vtable = &grpc_pipe_wakeup_fd_vtable; + } +} + +void grpc_wakeup_fd_global_destroy(void) { wakeup_fd_vtable = NULL; } + +void grpc_wakeup_fd_init(grpc_wakeup_fd *fd_info) { + wakeup_fd_vtable->init(fd_info); +} + +void grpc_wakeup_fd_consume_wakeup(grpc_wakeup_fd *fd_info) { + wakeup_fd_vtable->consume(fd_info); +} + +void grpc_wakeup_fd_wakeup(grpc_wakeup_fd *fd_info) { + wakeup_fd_vtable->wakeup(fd_info); +} + +void grpc_wakeup_fd_destroy(grpc_wakeup_fd *fd_info) { + wakeup_fd_vtable->destroy(fd_info); +} + +#endif /* GPR_POSIX_WAKEUP_FD */ |