diff options
Diffstat (limited to 'openssl/crypto/asn1/a_i2d_fp.c')
| -rw-r--r-- | openssl/crypto/asn1/a_i2d_fp.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/openssl/crypto/asn1/a_i2d_fp.c b/openssl/crypto/asn1/a_i2d_fp.c new file mode 100644 index 00000000..a3ad76d3 --- /dev/null +++ b/openssl/crypto/asn1/a_i2d_fp.c @@ -0,0 +1,163 @@ +/* crypto/asn1/a_i2d_fp.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 "cryptlib.h" +#include <openssl/buffer.h> +#include <openssl/asn1.h> + +#ifndef NO_OLD_ASN1 + +#ifndef OPENSSL_NO_FP_API +int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x) + { + BIO *b; + int ret; + + if ((b=BIO_new(BIO_s_file())) == NULL) + { + ASN1err(ASN1_F_ASN1_I2D_FP,ERR_R_BUF_LIB); + return(0); + } + BIO_set_fp(b,out,BIO_NOCLOSE); + ret=ASN1_i2d_bio(i2d,b,x); + BIO_free(b); + return(ret); + } +#endif + +int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x) + { + char *b; + unsigned char *p; + int i,j=0,n,ret=1; + + n=i2d(x,NULL); + b=(char *)OPENSSL_malloc(n); + if (b == NULL) + { + ASN1err(ASN1_F_ASN1_I2D_BIO,ERR_R_MALLOC_FAILURE); + return(0); + } + + p=(unsigned char *)b; + i2d(x,&p); + + for (;;) + { + i=BIO_write(out,&(b[j]),n); + if (i == n) break; + if (i <= 0) + { + ret=0; + break; + } + j+=i; + n-=i; + } + OPENSSL_free(b); + return(ret); + } + +#endif + +#ifndef OPENSSL_NO_FP_API +int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x) + { + BIO *b; + int ret; + + if ((b=BIO_new(BIO_s_file())) == NULL) + { + ASN1err(ASN1_F_ASN1_ITEM_I2D_FP,ERR_R_BUF_LIB); + return(0); + } + BIO_set_fp(b,out,BIO_NOCLOSE); + ret=ASN1_item_i2d_bio(it,b,x); + BIO_free(b); + return(ret); + } +#endif + +int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x) + { + unsigned char *b = NULL; + int i,j=0,n,ret=1; + + n = ASN1_item_i2d(x, &b, it); + if (b == NULL) + { + ASN1err(ASN1_F_ASN1_ITEM_I2D_BIO,ERR_R_MALLOC_FAILURE); + return(0); + } + + for (;;) + { + i=BIO_write(out,&(b[j]),n); + if (i == n) break; + if (i <= 0) + { + ret=0; + break; + } + j+=i; + n-=i; + } + OPENSSL_free(b); + return(ret); + } |