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/*
*
* Copyright 2015, 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_SOCKET
#include "src/core/iomgr/endpoint_pair.h"
#include "src/core/iomgr/socket_utils_posix.h"
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include "src/core/iomgr/tcp_posix.h"
#include "src/core/support/string.h"
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
static void create_sockets(int sv[2]) {
int flags;
GPR_ASSERT(socketpair(AF_UNIX, SOCK_STREAM, 0, sv) == 0);
flags = fcntl(sv[0], F_GETFL, 0);
GPR_ASSERT(fcntl(sv[0], F_SETFL, flags | O_NONBLOCK) == 0);
flags = fcntl(sv[1], F_GETFL, 0);
GPR_ASSERT(fcntl(sv[1], F_SETFL, flags | O_NONBLOCK) == 0);
GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[0]));
GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[1]));
}
grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(const char *name,
size_t read_slice_size) {
int sv[2];
grpc_endpoint_pair p;
char *final_name;
create_sockets(sv);
gpr_asprintf(&final_name, "%s:client", name);
p.client = grpc_tcp_create(grpc_fd_create(sv[1], final_name), read_slice_size,
"socketpair-server");
gpr_free(final_name);
gpr_asprintf(&final_name, "%s:server", name);
p.server = grpc_tcp_create(grpc_fd_create(sv[0], final_name), read_slice_size,
"socketpair-client");
gpr_free(final_name);
return p;
}
#endif
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