| /* |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef GRPC_INTERNAL_CORE_IOMGR_TCP_POSIX_H |
| #define GRPC_INTERNAL_CORE_IOMGR_TCP_POSIX_H |
| /* |
| Low level TCP "bottom half" implementation, for use by transports built on |
| top of a TCP connection. |
| |
| Note that this file does not (yet) include APIs for creating the socket in |
| the first place. |
| |
| All calls passing slice transfer ownership of a slice refcount unless |
| otherwise specified. |
| */ |
| |
| #include "src/core/iomgr/endpoint.h" |
| #include "src/core/iomgr/fd_posix.h" |
| |
| #define GRPC_TCP_DEFAULT_READ_SLICE_SIZE 8192 |
| |
| extern int grpc_tcp_trace; |
| |
| /* Create a tcp endpoint given a file desciptor and a read slice size. |
| Takes ownership of fd. */ |
| grpc_endpoint *grpc_tcp_create(grpc_fd *fd, size_t read_slice_size, |
| const char *peer_string); |
| |
| /* Return the tcp endpoint's fd, or -1 if this is not available. Does not |
| release the fd. |
| Requires: ep must be a tcp endpoint. |
| */ |
| int grpc_tcp_fd(grpc_endpoint *ep); |
| |
| /* Destroy the tcp endpoint without closing its fd. *fd will be set and done |
| * will be called when the endpoint is destroyed. |
| * Requires: ep must be a tcp endpoint and fd must not be NULL. */ |
| void grpc_tcp_destroy_and_release_fd(grpc_exec_ctx *exec_ctx, grpc_endpoint *ep, |
| int *fd, grpc_closure *done); |
| |
| #endif /* GRPC_INTERNAL_CORE_IOMGR_TCP_POSIX_H */ |