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Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78
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8f1c992379
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1476 changed files with 616554 additions and 4 deletions
122
trunk/3rdparty/openssl-1.1-fit/crypto/bio/bf_null.c
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122
trunk/3rdparty/openssl-1.1-fit/crypto/bio/bf_null.c
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/*
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* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include <errno.h>
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#include "bio_lcl.h"
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#include "internal/cryptlib.h"
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/*
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* BIO_put and BIO_get both add to the digest, BIO_gets returns the digest
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*/
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static int nullf_write(BIO *h, const char *buf, int num);
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static int nullf_read(BIO *h, char *buf, int size);
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static int nullf_puts(BIO *h, const char *str);
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static int nullf_gets(BIO *h, char *str, int size);
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static long nullf_ctrl(BIO *h, int cmd, long arg1, void *arg2);
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static long nullf_callback_ctrl(BIO *h, int cmd, BIO_info_cb *fp);
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static const BIO_METHOD methods_nullf = {
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BIO_TYPE_NULL_FILTER,
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"NULL filter",
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/* TODO: Convert to new style write function */
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bwrite_conv,
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nullf_write,
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/* TODO: Convert to new style read function */
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bread_conv,
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nullf_read,
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nullf_puts,
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nullf_gets,
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nullf_ctrl,
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NULL,
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NULL,
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nullf_callback_ctrl,
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};
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const BIO_METHOD *BIO_f_null(void)
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{
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return &methods_nullf;
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}
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static int nullf_read(BIO *b, char *out, int outl)
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{
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int ret = 0;
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if (out == NULL)
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return 0;
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if (b->next_bio == NULL)
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return 0;
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ret = BIO_read(b->next_bio, out, outl);
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BIO_clear_retry_flags(b);
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BIO_copy_next_retry(b);
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return ret;
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}
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static int nullf_write(BIO *b, const char *in, int inl)
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{
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int ret = 0;
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if ((in == NULL) || (inl <= 0))
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return 0;
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if (b->next_bio == NULL)
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return 0;
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ret = BIO_write(b->next_bio, in, inl);
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BIO_clear_retry_flags(b);
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BIO_copy_next_retry(b);
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return ret;
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}
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static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr)
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{
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long ret;
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if (b->next_bio == NULL)
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return 0;
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switch (cmd) {
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case BIO_C_DO_STATE_MACHINE:
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BIO_clear_retry_flags(b);
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ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
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BIO_copy_next_retry(b);
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break;
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case BIO_CTRL_DUP:
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ret = 0L;
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break;
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default:
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ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
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}
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return ret;
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}
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static long nullf_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp)
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{
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long ret = 1;
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if (b->next_bio == NULL)
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return 0;
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switch (cmd) {
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default:
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ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
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break;
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}
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return ret;
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}
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static int nullf_gets(BIO *bp, char *buf, int size)
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{
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if (bp->next_bio == NULL)
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return 0;
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return BIO_gets(bp->next_bio, buf, size);
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}
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static int nullf_puts(BIO *bp, const char *str)
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{
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if (bp->next_bio == NULL)
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return 0;
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return BIO_puts(bp->next_bio, str);
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}
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