diff options
Diffstat (limited to 'openssl/crypto/bio/bf_null.c')
| -rw-r--r-- | openssl/crypto/bio/bf_null.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/openssl/crypto/bio/bf_null.c b/openssl/crypto/bio/bf_null.c deleted file mode 100644 index c1bf39a9..00000000 --- a/openssl/crypto/bio/bf_null.c +++ /dev/null @@ -1,183 +0,0 @@ -/* crypto/bio/bf_null.c */ -/* 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. - * - * 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.] - */ - -#include <stdio.h> -#include <errno.h> -#include "cryptlib.h" -#include <openssl/bio.h> - -/* BIO_put and BIO_get both add to the digest, - * BIO_gets returns the digest */ - -static int nullf_write(BIO *h, const char *buf, int num); -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= - { - BIO_TYPE_NULL_FILTER, - "NULL filter", - nullf_write, - nullf_read, - nullf_puts, - nullf_gets, - nullf_ctrl, - nullf_new, - nullf_free, - 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) - { - if (a == NULL) return(0); -/* a->ptr=NULL; - a->init=0; - a->flags=0;*/ - return(1); - } - -static int nullf_read(BIO *b, char *out, int outl) - { - int ret=0; - - if (out == NULL) return(0); - if (b->next_bio == NULL) return(0); - ret=BIO_read(b->next_bio,out,outl); - BIO_clear_retry_flags(b); - BIO_copy_next_retry(b); - return(ret); - } - -static int nullf_write(BIO *b, const char *in, int inl) - { - int ret=0; - - if ((in == NULL) || (inl <= 0)) return(0); - if (b->next_bio == NULL) return(0); - ret=BIO_write(b->next_bio,in,inl); - BIO_clear_retry_flags(b); - BIO_copy_next_retry(b); - return(ret); - } - -static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr) - { - long ret; - - if (b->next_bio == NULL) return(0); - switch(cmd) - { - case BIO_C_DO_STATE_MACHINE: - BIO_clear_retry_flags(b); - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - BIO_copy_next_retry(b); - break; - case BIO_CTRL_DUP: - ret=0L; - break; - default: - ret=BIO_ctrl(b->next_bio,cmd,num,ptr); - } - return(ret); - } - -static long nullf_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) - { - long ret=1; - - if (b->next_bio == NULL) return(0); - switch (cmd) - { - default: - ret=BIO_callback_ctrl(b->next_bio,cmd,fp); - break; - } - 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)); - } - - -static int nullf_puts(BIO *bp, const char *str) - { - if (bp->next_bio == NULL) return(0); - return(BIO_puts(bp->next_bio,str)); - } - - |