1 /* Copyright (c) 2014, Google Inc. 2 * 3 * Permission to use, copy, modify, and/or distribute this software for any 4 * purpose with or without fee is hereby granted, provided that the above 5 * copyright notice and this permission notice appear in all copies. 6 * 7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ 14 15 #ifndef HEADER_PACKETED_BIO 16 #define HEADER_PACKETED_BIO 17 18 #include <openssl/bio.h> 19 20 21 // packeted_bio_create creates a filter BIO for testing protocols which expect 22 // datagram BIOs. It implements a reliable datagram socket and reads and writes 23 // packets by prefixing each packet with a big-endian 32-bit length. It must be 24 // layered over a reliable blocking stream BIO. 25 // 26 // Note: packeted_bio_create exists because a SOCK_DGRAM socketpair on OS X is 27 // does not block the caller, unlike on Linux. Writes simply fail with 28 // ENOBUFS. POSIX also does not guarantee that such sockets are reliable. 29 BIO *packeted_bio_create(); 30 31 32 #endif // HEADER_PACKETED_BIO 33
