1/* $OpenBSD: bufec.c,v 1.4 2014/04/30 05:29:56 djm Exp $ */ 2 3/* 4 * Copyright (c) 2012 Damien Miller <djm@mindrot.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19/* Emulation wrappers for legacy OpenSSH buffer API atop sshbuf */ 20 21#include "includes.h" 22 23#include <sys/types.h> 24 25#include "buffer.h" 26#include "log.h" 27#include "ssherr.h" 28 29#ifdef OPENSSL_HAS_ECC 30 31int 32buffer_put_ecpoint_ret(Buffer *buffer, const EC_GROUP *curve, 33 const EC_POINT *point) 34{ 35 int ret; 36 37 if ((ret = sshbuf_put_ec(buffer, point, curve)) != 0) { 38 error("%s: %s", __func__, ssh_err(ret)); 39 return -1; 40 } 41 return 0; 42} 43 44void 45buffer_put_ecpoint(Buffer *buffer, const EC_GROUP *curve, 46 const EC_POINT *point) 47{ 48 if (buffer_put_ecpoint_ret(buffer, curve, point) == -1) 49 fatal("%s: buffer error", __func__); 50} 51 52int 53buffer_get_ecpoint_ret(Buffer *buffer, const EC_GROUP *curve, 54 EC_POINT *point) 55{ 56 int ret; 57 58 if ((ret = sshbuf_get_ec(buffer, point, curve)) != 0) { 59 error("%s: %s", __func__, ssh_err(ret)); 60 return -1; 61 } 62 return 0; 63} 64 65void 66buffer_get_ecpoint(Buffer *buffer, const EC_GROUP *curve, 67 EC_POINT *point) 68{ 69 if (buffer_get_ecpoint_ret(buffer, curve, point) == -1) 70 fatal("%s: buffer error", __func__); 71} 72 73#endif /* OPENSSL_HAS_ECC */ 74 75