mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
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529 lines
13 KiB
C
529 lines
13 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 OPENSSL_NO_RSA
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#include <openssl/rsa.h>
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#endif
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#ifndef OPENSSL_NO_DSA
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#include <openssl/dsa.h>
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#endif
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#ifndef OPENSSL_NO_EC
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#include <openssl/ec.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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#include "asn1_locl.h"
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#ifndef OPENSSL_NO_FP_API
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int X509_print_fp(FILE *fp, X509 *x)
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{
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return X509_print_ex_fp(fp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
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}
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int X509_print_ex_fp(FILE *fp, X509 *x, unsigned long nmflag, unsigned long cflag)
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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_EX_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_ex(b, x, nmflag, cflag);
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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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return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
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}
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int X509_print_ex(BIO *bp, X509 *x, unsigned long nmflags, unsigned long cflag)
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{
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long l;
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int ret=0,i;
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char *m=NULL,mlch = ' ';
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int nmindent = 0;
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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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if((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
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mlch = '\n';
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nmindent = 12;
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}
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if(nmflags == X509_FLAG_COMPAT)
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nmindent = 16;
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ci=x->cert_info;
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if(!(cflag & X509_FLAG_NO_HEADER))
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{
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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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}
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if(!(cflag & X509_FLAG_NO_VERSION))
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{
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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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}
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if(!(cflag & X509_FLAG_NO_SERIAL))
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{
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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 <= (int)sizeof(long))
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{
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l=ASN1_INTEGER_get(bs);
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if (bs->type == V_ASN1_NEG_INTEGER)
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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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}
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if(!(cflag & X509_FLAG_NO_SIGNAME))
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{
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if(X509_signature_print(bp, x->sig_alg, NULL) <= 0)
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goto err;
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#if 0
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if (BIO_printf(bp,"%8sSignature Algorithm: ","") <= 0)
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goto err;
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if (i2a_ASN1_OBJECT(bp, ci->signature->algorithm) <= 0)
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goto err;
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if (BIO_puts(bp, "\n") <= 0)
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goto err;
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#endif
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}
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if(!(cflag & X509_FLAG_NO_ISSUER))
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{
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if (BIO_printf(bp," Issuer:%c",mlch) <= 0) goto err;
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if (X509_NAME_print_ex(bp,X509_get_issuer_name(x),nmindent, nmflags) < 0) goto err;
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if (BIO_write(bp,"\n",1) <= 0) goto err;
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}
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if(!(cflag & X509_FLAG_NO_VALIDITY))
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{
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if (BIO_write(bp," Validity\n",17) <= 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",1) <= 0) goto err;
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}
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if(!(cflag & X509_FLAG_NO_SUBJECT))
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{
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if (BIO_printf(bp," Subject:%c",mlch) <= 0) goto err;
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if (X509_NAME_print_ex(bp,X509_get_subject_name(x),nmindent, nmflags) < 0) goto err;
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if (BIO_write(bp,"\n",1) <= 0) goto err;
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}
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if(!(cflag & X509_FLAG_NO_PUBKEY))
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{
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if (BIO_write(bp," Subject Public Key Info:\n",33) <= 0)
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goto err;
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if (BIO_printf(bp,"%12sPublic Key Algorithm: ","") <= 0)
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goto err;
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if (i2a_ASN1_OBJECT(bp, ci->key->algor->algorithm) <= 0)
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goto err;
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if (BIO_puts(bp, "\n") <= 0)
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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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{
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EVP_PKEY_print_public(bp, pkey, 16, NULL);
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EVP_PKEY_free(pkey);
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}
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}
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if (!(cflag & X509_FLAG_NO_EXTENSIONS))
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X509V3_extensions_print(bp, "X509v3 extensions",
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ci->extensions, cflag, 8);
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if(!(cflag & X509_FLAG_NO_SIGDUMP))
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{
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if(X509_signature_print(bp, x->sig_alg, x->signature) <= 0) goto err;
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}
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if(!(cflag & X509_FLAG_NO_AUX))
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{
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if (!X509_CERT_AUX_print(bp, x->aux, 0)) goto err;
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}
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ret=1;
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err:
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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 X509_ocspid_print (BIO *bp, X509 *x)
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{
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unsigned char *der=NULL ;
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unsigned char *dertmp;
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int derlen;
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int i;
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unsigned char SHA1md[SHA_DIGEST_LENGTH];
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/* display the hash of the subject as it would appear
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in OCSP requests */
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if (BIO_printf(bp," Subject OCSP hash: ") <= 0)
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goto err;
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derlen = i2d_X509_NAME(x->cert_info->subject, NULL);
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if ((der = dertmp = (unsigned char *)OPENSSL_malloc (derlen)) == NULL)
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goto err;
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i2d_X509_NAME(x->cert_info->subject, &dertmp);
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if (!EVP_Digest(der, derlen, SHA1md, NULL, EVP_sha1(), NULL))
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goto err;
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for (i=0; i < SHA_DIGEST_LENGTH; i++)
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{
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if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0) goto err;
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}
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OPENSSL_free (der);
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der=NULL;
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/* display the hash of the public key as it would appear
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in OCSP requests */
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if (BIO_printf(bp,"\n Public key OCSP hash: ") <= 0)
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goto err;
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if (!EVP_Digest(x->cert_info->key->public_key->data,
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x->cert_info->key->public_key->length,
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SHA1md, NULL, EVP_sha1(), NULL))
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goto err;
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for (i=0; i < SHA_DIGEST_LENGTH; i++)
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{
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if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0)
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goto err;
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}
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BIO_printf(bp,"\n");
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return (1);
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err:
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if (der != NULL) OPENSSL_free(der);
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return(0);
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}
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int X509_signature_dump(BIO *bp, const ASN1_STRING *sig, int indent)
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{
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const unsigned char *s;
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int i, n;
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n=sig->length;
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s=sig->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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{
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if (BIO_write(bp,"\n",1) <= 0) return 0;
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if (BIO_indent(bp, indent, indent) <= 0) return 0;
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}
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if (BIO_printf(bp,"%02x%s",s[i],
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((i+1) == n)?"":":") <= 0) return 0;
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}
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if (BIO_write(bp,"\n",1) != 1) return 0;
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return 1;
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}
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int X509_signature_print(BIO *bp, X509_ALGOR *sigalg, ASN1_STRING *sig)
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{
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int sig_nid;
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if (BIO_puts(bp," Signature Algorithm: ") <= 0) return 0;
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if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0) return 0;
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sig_nid = OBJ_obj2nid(sigalg->algorithm);
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if (sig_nid != NID_undef)
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{
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int pkey_nid, dig_nid;
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const EVP_PKEY_ASN1_METHOD *ameth;
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if (OBJ_find_sigid_algs(sig_nid, &dig_nid, &pkey_nid))
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{
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ameth = EVP_PKEY_asn1_find(NULL, pkey_nid);
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if (ameth && ameth->sig_print)
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return ameth->sig_print(bp, sigalg, sig, 9, 0);
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}
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}
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if (sig)
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return X509_signature_dump(bp, sig, 9);
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else if (BIO_puts(bp, "\n") <= 0)
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return 0;
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return 1;
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}
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int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v)
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{
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int i,n;
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char buf[80];
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const char *p;
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if (v == NULL) return(0);
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n=0;
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p=(const 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, const 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, const 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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char *f = NULL;
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int f_len = 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 (tm->length >= 14 &&
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(v[12] >= '0') && (v[12] <= '9') &&
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(v[13] >= '0') && (v[13] <= '9'))
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{
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s= (v[12]-'0')*10+(v[13]-'0');
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/* Check for fractions of seconds. */
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if (tm->length >= 15 && v[14] == '.')
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{
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int l = tm->length;
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f = &v[14]; /* The decimal point. */
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f_len = 1;
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while (14 + f_len < l && f[f_len] >= '0' && f[f_len] <= '9')
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++f_len;
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}
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}
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if (BIO_printf(bp,"%s %2d %02d:%02d:%02d%.*s %d%s",
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mon[M-1],d,h,m,s,f_len,f,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, const ASN1_UTCTIME *tm)
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{
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const 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=(const 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 (tm->length >=12 &&
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(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
|
|
return(1);
|
|
err:
|
|
BIO_write(bp,"Bad time value",14);
|
|
return(0);
|
|
}
|
|
|
|
int X509_NAME_print(BIO *bp, X509_NAME *name, int obase)
|
|
{
|
|
char *s,*c,*b;
|
|
int ret=0,l,i;
|
|
|
|
l=80-2-obase;
|
|
|
|
b=X509_NAME_oneline(name,NULL,0);
|
|
if (!*b)
|
|
{
|
|
OPENSSL_free(b);
|
|
return 1;
|
|
}
|
|
s=b+1; /* skip the first slash */
|
|
|
|
c=s;
|
|
for (;;)
|
|
{
|
|
#ifndef CHARSET_EBCDIC
|
|
if ( ((*s == '/') &&
|
|
((s[1] >= 'A') && (s[1] <= 'Z') && (
|
|
(s[2] == '=') ||
|
|
((s[2] >= 'A') && (s[2] <= 'Z') &&
|
|
(s[3] == '='))
|
|
))) ||
|
|
(*s == '\0'))
|
|
#else
|
|
if ( ((*s == '/') &&
|
|
(isupper(s[1]) && (
|
|
(s[2] == '=') ||
|
|
(isupper(s[2]) &&
|
|
(s[3] == '='))
|
|
))) ||
|
|
(*s == '\0'))
|
|
#endif
|
|
{
|
|
i=s-c;
|
|
if (BIO_write(bp,c,i) != i) goto err;
|
|
c=s+1; /* skip following slash */
|
|
if (*s != '\0')
|
|
{
|
|
if (BIO_write(bp,", ",2) != 2) goto err;
|
|
}
|
|
l--;
|
|
}
|
|
if (*s == '\0') break;
|
|
s++;
|
|
l--;
|
|
}
|
|
|
|
ret=1;
|
|
if (0)
|
|
{
|
|
err:
|
|
X509err(X509_F_X509_NAME_PRINT,ERR_R_BUF_LIB);
|
|
}
|
|
OPENSSL_free(b);
|
|
return(ret);
|
|
}
|