X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fbio%2Fbf_null.c;h=613fb2e0583dd1524b1bc8c55cfe678221a41559;hb=b4b42d441d350b48449ea93aaa035152123f70ae;hp=1481445486f3fa04a73e74441a54f70cd8e9a09f;hpb=349807608f31b20af01a342d0072bb92e0b036e2;p=oweals%2Fopenssl.git diff --git a/crypto/bio/bf_null.c b/crypto/bio/bf_null.c index 1481445486..613fb2e058 100644 --- a/crypto/bio/bf_null.c +++ b/crypto/bio/bf_null.c @@ -1,64 +1,16 @@ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 AUTHOR 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. +/* + * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include #include +#include "bio_lcl.h" #include "internal/cryptlib.h" -#include /* * BIO_put and BIO_get both add to the digest, BIO_gets returns the digest @@ -69,45 +21,27 @@ static int nullf_read(BIO *h, char *buf, int size); static int nullf_puts(BIO *h, const char *str); static int nullf_gets(BIO *h, char *str, int size); static long nullf_ctrl(BIO *h, int cmd, long arg1, void *arg2); -static int nullf_new(BIO *h); -static int nullf_free(BIO *data); -static long nullf_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp); -static BIO_METHOD methods_nullf = { +static long nullf_callback_ctrl(BIO *h, int cmd, BIO_info_cb *fp); +static const BIO_METHOD methods_nullf = { BIO_TYPE_NULL_FILTER, "NULL filter", + /* TODO: Convert to new style write function */ + bwrite_conv, nullf_write, + /* TODO: Convert to new style read function */ + bread_conv, nullf_read, nullf_puts, nullf_gets, nullf_ctrl, - nullf_new, - nullf_free, + NULL, + NULL, nullf_callback_ctrl, }; -BIO_METHOD *BIO_f_null(void) -{ - return (&methods_nullf); -} - -static int nullf_new(BIO *bi) -{ - bi->init = 1; - bi->ptr = NULL; - bi->flags = 0; - return (1); -} - -static int nullf_free(BIO *a) +const BIO_METHOD *BIO_f_null(void) { - if (a == NULL) - return (0); - /*- - a->ptr=NULL; - a->init=0; - a->flags=0; - */ - return (1); + return &methods_nullf; } static int nullf_read(BIO *b, char *out, int outl) @@ -115,13 +49,13 @@ static int nullf_read(BIO *b, char *out, int outl) int ret = 0; if (out == NULL) - return (0); + return 0; if (b->next_bio == NULL) - return (0); + return 0; ret = BIO_read(b->next_bio, out, outl); BIO_clear_retry_flags(b); BIO_copy_next_retry(b); - return (ret); + return ret; } static int nullf_write(BIO *b, const char *in, int inl) @@ -129,13 +63,13 @@ static int nullf_write(BIO *b, const char *in, int inl) int ret = 0; if ((in == NULL) || (inl <= 0)) - return (0); + return 0; if (b->next_bio == NULL) - return (0); + return 0; ret = BIO_write(b->next_bio, in, inl); BIO_clear_retry_flags(b); BIO_copy_next_retry(b); - return (ret); + return ret; } static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr) @@ -143,7 +77,7 @@ static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr) long ret; if (b->next_bio == NULL) - return (0); + return 0; switch (cmd) { case BIO_C_DO_STATE_MACHINE: BIO_clear_retry_flags(b); @@ -156,33 +90,33 @@ static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr) default: ret = BIO_ctrl(b->next_bio, cmd, num, ptr); } - return (ret); + return ret; } -static long nullf_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) +static long nullf_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp) { long ret = 1; if (b->next_bio == NULL) - return (0); + return 0; switch (cmd) { default: ret = BIO_callback_ctrl(b->next_bio, cmd, fp); break; } - return (ret); + return ret; } static int nullf_gets(BIO *bp, char *buf, int size) { if (bp->next_bio == NULL) - return (0); - return (BIO_gets(bp->next_bio, buf, size)); + return 0; + return BIO_gets(bp->next_bio, buf, size); } static int nullf_puts(BIO *bp, const char *str) { if (bp->next_bio == NULL) - return (0); - return (BIO_puts(bp->next_bio, str)); + return 0; + return BIO_puts(bp->next_bio, str); }