mirror of
https://github.com/openssl/openssl.git
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26a3a48d65
like Malloc, Realloc and especially Free conflict with already existing names on some operating systems or other packages. That is reason enough to change the names of the OpenSSL memory allocation macros to something that has a better chance of being unique, like prepending them with OPENSSL_. This change includes all the name changes needed throughout all C files.
410 lines
11 KiB
C
410 lines
11 KiB
C
/* crypto/asn1/t_x509.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/buffer.h>
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#include <openssl/bn.h>
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#ifndef NO_RSA
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#include <openssl/rsa.h>
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#endif
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#ifndef NO_DSA
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#include <openssl/dsa.h>
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#endif
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#include <openssl/objects.h>
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#include <openssl/x509.h>
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#include <openssl/x509v3.h>
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#ifndef NO_FP_API
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int X509_print_fp(FILE *fp, X509 *x)
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{
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BIO *b;
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int ret;
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if ((b=BIO_new(BIO_s_file())) == NULL)
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{
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X509err(X509_F_X509_PRINT_FP,ERR_R_BUF_LIB);
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return(0);
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}
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BIO_set_fp(b,fp,BIO_NOCLOSE);
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ret=X509_print(b, x);
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BIO_free(b);
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return(ret);
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}
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#endif
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int X509_print(BIO *bp, X509 *x)
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{
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long l;
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int ret=0,i,j,n;
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char *m=NULL,*s;
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X509_CINF *ci;
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ASN1_INTEGER *bs;
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EVP_PKEY *pkey=NULL;
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const char *neg;
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X509_EXTENSION *ex;
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ASN1_STRING *str=NULL;
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ci=x->cert_info;
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if (BIO_write(bp,"Certificate:\n",13) <= 0) goto err;
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if (BIO_write(bp," Data:\n",10) <= 0) goto err;
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l=X509_get_version(x);
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if (BIO_printf(bp,"%8sVersion: %lu (0x%lx)\n","",l+1,l) <= 0) goto err;
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if (BIO_write(bp," Serial Number:",22) <= 0) goto err;
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bs=X509_get_serialNumber(x);
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if (bs->length <= 4)
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{
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l=ASN1_INTEGER_get(bs);
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if (l < 0)
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{
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l= -l;
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neg="-";
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}
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else
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neg="";
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if (BIO_printf(bp," %s%lu (%s0x%lx)\n",neg,l,neg,l) <= 0)
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goto err;
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}
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else
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{
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neg=(bs->type == V_ASN1_NEG_INTEGER)?" (Negative)":"";
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if (BIO_printf(bp,"\n%12s%s","",neg) <= 0) goto err;
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for (i=0; i<bs->length; i++)
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{
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if (BIO_printf(bp,"%02x%c",bs->data[i],
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((i+1 == bs->length)?'\n':':')) <= 0)
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goto err;
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}
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}
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i=OBJ_obj2nid(ci->signature->algorithm);
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if (BIO_printf(bp,"%8sSignature Algorithm: %s\n","",
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(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i)) <= 0)
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goto err;
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if (BIO_write(bp," Issuer: ",16) <= 0) goto err;
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if (!X509_NAME_print(bp,X509_get_issuer_name(x),16)) goto err;
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if (BIO_write(bp,"\n Validity\n",18) <= 0) goto err;
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if (BIO_write(bp," Not Before: ",24) <= 0) goto err;
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if (!ASN1_TIME_print(bp,X509_get_notBefore(x))) goto err;
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if (BIO_write(bp,"\n Not After : ",25) <= 0) goto err;
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if (!ASN1_TIME_print(bp,X509_get_notAfter(x))) goto err;
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if (BIO_write(bp,"\n Subject: ",18) <= 0) goto err;
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if (!X509_NAME_print(bp,X509_get_subject_name(x),16)) goto err;
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if (BIO_write(bp,"\n Subject Public Key Info:\n",34) <= 0)
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goto err;
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i=OBJ_obj2nid(ci->key->algor->algorithm);
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if (BIO_printf(bp,"%12sPublic Key Algorithm: %s\n","",
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(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i)) <= 0) goto err;
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pkey=X509_get_pubkey(x);
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if (pkey == NULL)
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{
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BIO_printf(bp,"%12sUnable to load Public Key\n","");
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ERR_print_errors(bp);
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}
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else
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#ifndef NO_RSA
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if (pkey->type == EVP_PKEY_RSA)
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{
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BIO_printf(bp,"%12sRSA Public Key: (%d bit)\n","",
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BN_num_bits(pkey->pkey.rsa->n));
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RSA_print(bp,pkey->pkey.rsa,16);
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}
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else
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#endif
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#ifndef NO_DSA
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if (pkey->type == EVP_PKEY_DSA)
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{
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BIO_printf(bp,"%12sDSA Public Key:\n","");
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DSA_print(bp,pkey->pkey.dsa,16);
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}
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else
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#endif
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BIO_printf(bp,"%12sUnknown Public Key:\n","");
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EVP_PKEY_free(pkey);
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n=X509_get_ext_count(x);
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if (n > 0)
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{
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BIO_printf(bp,"%8sX509v3 extensions:\n","");
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for (i=0; i<n; i++)
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{
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ASN1_OBJECT *obj;
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ex=X509_get_ext(x,i);
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if (BIO_printf(bp,"%12s","") <= 0) goto err;
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obj=X509_EXTENSION_get_object(ex);
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i2a_ASN1_OBJECT(bp,obj);
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j=X509_EXTENSION_get_critical(ex);
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if (BIO_printf(bp,": %s\n",j?"critical":"","") <= 0)
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goto err;
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if(!X509V3_EXT_print(bp, ex, 0, 16))
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{
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BIO_printf(bp, "%16s", "");
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M_ASN1_OCTET_STRING_print(bp,ex->value);
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}
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if (BIO_write(bp,"\n",1) <= 0) goto err;
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}
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}
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i=OBJ_obj2nid(x->sig_alg->algorithm);
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if (BIO_printf(bp,"%4sSignature Algorithm: %s","",
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(i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i)) <= 0) goto err;
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n=x->signature->length;
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s=(char *)x->signature->data;
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for (i=0; i<n; i++)
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{
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if ((i%18) == 0)
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if (BIO_write(bp,"\n ",9) <= 0) goto err;
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if (BIO_printf(bp,"%02x%s",(unsigned char)s[i],
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((i+1) == n)?"":":") <= 0) goto err;
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}
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if (BIO_write(bp,"\n",1) != 1) goto err;
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if (!X509_CERT_AUX_print(bp, x->aux, 0)) goto err;
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ret=1;
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err:
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if (str != NULL) ASN1_STRING_free(str);
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if (m != NULL) OPENSSL_free(m);
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return(ret);
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}
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int ASN1_STRING_print(BIO *bp, ASN1_STRING *v)
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{
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int i,n;
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char buf[80],*p;;
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if (v == NULL) return(0);
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n=0;
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p=(char *)v->data;
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for (i=0; i<v->length; i++)
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{
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if ((p[i] > '~') || ((p[i] < ' ') &&
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(p[i] != '\n') && (p[i] != '\r')))
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buf[n]='.';
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else
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buf[n]=p[i];
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n++;
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if (n >= 80)
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{
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if (BIO_write(bp,buf,n) <= 0)
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return(0);
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n=0;
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}
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}
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if (n > 0)
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if (BIO_write(bp,buf,n) <= 0)
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return(0);
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return(1);
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}
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int ASN1_TIME_print(BIO *bp, ASN1_TIME *tm)
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{
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if(tm->type == V_ASN1_UTCTIME) return ASN1_UTCTIME_print(bp, tm);
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if(tm->type == V_ASN1_GENERALIZEDTIME)
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return ASN1_GENERALIZEDTIME_print(bp, tm);
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BIO_write(bp,"Bad time value",14);
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return(0);
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}
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static const char *mon[12]=
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{
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"Jan","Feb","Mar","Apr","May","Jun",
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"Jul","Aug","Sep","Oct","Nov","Dec"
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};
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int ASN1_GENERALIZEDTIME_print(BIO *bp, ASN1_GENERALIZEDTIME *tm)
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{
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char *v;
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int gmt=0;
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int i;
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int y=0,M=0,d=0,h=0,m=0,s=0;
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i=tm->length;
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v=(char *)tm->data;
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if (i < 12) goto err;
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if (v[i-1] == 'Z') gmt=1;
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for (i=0; i<12; i++)
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if ((v[i] > '9') || (v[i] < '0')) goto err;
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y= (v[0]-'0')*1000+(v[1]-'0')*100 + (v[2]-'0')*10+(v[3]-'0');
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M= (v[4]-'0')*10+(v[5]-'0');
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if ((M > 12) || (M < 1)) goto err;
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d= (v[6]-'0')*10+(v[7]-'0');
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h= (v[8]-'0')*10+(v[9]-'0');
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m= (v[10]-'0')*10+(v[11]-'0');
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if ( (v[12] >= '0') && (v[12] <= '9') &&
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(v[13] >= '0') && (v[13] <= '9'))
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s= (v[12]-'0')*10+(v[13]-'0');
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if (BIO_printf(bp,"%s %2d %02d:%02d:%02d %d%s",
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mon[M-1],d,h,m,s,y,(gmt)?" GMT":"") <= 0)
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return(0);
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else
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return(1);
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err:
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BIO_write(bp,"Bad time value",14);
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return(0);
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}
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int ASN1_UTCTIME_print(BIO *bp, ASN1_UTCTIME *tm)
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{
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char *v;
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int gmt=0;
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int i;
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int y=0,M=0,d=0,h=0,m=0,s=0;
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i=tm->length;
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v=(char *)tm->data;
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if (i < 10) goto err;
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if (v[i-1] == 'Z') gmt=1;
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for (i=0; i<10; i++)
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if ((v[i] > '9') || (v[i] < '0')) goto err;
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y= (v[0]-'0')*10+(v[1]-'0');
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if (y < 50) y+=100;
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M= (v[2]-'0')*10+(v[3]-'0');
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if ((M > 12) || (M < 1)) goto err;
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d= (v[4]-'0')*10+(v[5]-'0');
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h= (v[6]-'0')*10+(v[7]-'0');
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m= (v[8]-'0')*10+(v[9]-'0');
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if ( (v[10] >= '0') && (v[10] <= '9') &&
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(v[11] >= '0') && (v[11] <= '9'))
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s= (v[10]-'0')*10+(v[11]-'0');
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if (BIO_printf(bp,"%s %2d %02d:%02d:%02d %d%s",
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mon[M-1],d,h,m,s,y+1900,(gmt)?" GMT":"") <= 0)
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return(0);
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else
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return(1);
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err:
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BIO_write(bp,"Bad time value",14);
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return(0);
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}
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int X509_NAME_print(BIO *bp, X509_NAME *name, int obase)
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{
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char *s,*c;
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int ret=0,l,ll,i,first=1;
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char buf[256];
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ll=80-2-obase;
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s=X509_NAME_oneline(name,buf,256);
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s++; /* skip the first slash */
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l=ll;
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c=s;
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for (;;)
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{
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#ifndef CHARSET_EBCDIC
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if ( ((*s == '/') &&
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((s[1] >= 'A') && (s[1] <= 'Z') && (
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(s[2] == '=') ||
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((s[2] >= 'A') && (s[2] <= 'Z') &&
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(s[3] == '='))
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))) ||
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(*s == '\0'))
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#else
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if ( ((*s == '/') &&
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(isupper(s[1]) && (
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(s[2] == '=') ||
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(isupper(s[2]) &&
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(s[3] == '='))
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))) ||
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(*s == '\0'))
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#endif
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{
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if ((l <= 0) && !first)
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{
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first=0;
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if (BIO_write(bp,"\n",1) != 1) goto err;
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for (i=0; i<obase; i++)
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{
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if (BIO_write(bp," ",1) != 1) goto err;
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}
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l=ll;
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}
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i=s-c;
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if (BIO_write(bp,c,i) != i) goto err;
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c+=i;
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c++;
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if (*s != '\0')
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{
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if (BIO_write(bp,", ",2) != 2) goto err;
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}
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l--;
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}
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if (*s == '\0') break;
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s++;
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l--;
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}
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ret=1;
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if (0)
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{
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err:
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X509err(X509_F_X509_NAME_PRINT,ERR_R_BUF_LIB);
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}
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return(ret);
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}
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