diff options
Diffstat (limited to 'crypto/asn1/t_x509.c')
-rw-r--r-- | crypto/asn1/t_x509.c | 386 |
1 files changed, 386 insertions, 0 deletions
diff --git a/crypto/asn1/t_x509.c b/crypto/asn1/t_x509.c new file mode 100644 index 0000000000..8ff0a85166 --- /dev/null +++ b/crypto/asn1/t_x509.c @@ -0,0 +1,386 @@ +/* crypto/asn1/t_x509.c */ +/* Copyright (C) 1995-1997 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 "buffer.h" +#include "bn.h" +#ifndef NO_RSA +#include "rsa.h" +#endif +#ifndef NO_DSA +#include "dsa.h" +#endif +#include "objects.h" +#include "x509.h" + +#ifndef WIN16 +int X509_print_fp(fp,x) +FILE *fp; +X509 *x; + { + BIO *b; + int ret; + + if ((b=BIO_new(BIO_s_file())) == NULL) + { + X509err(X509_F_X509_PRINT_FP,ERR_R_BUF_LIB); + return(0); + } + BIO_set_fp(b,fp,BIO_NOCLOSE); + ret=X509_print(b, x); + BIO_free(b); + return(ret); + } +#endif + +int X509_print(bp,x) +BIO *bp; +X509 *x; + { + long l; + int ret=0,i,j,n; + char *m=NULL,*s; + X509_CINF *ci; + ASN1_INTEGER *bs; + EVP_PKEY *pkey=NULL; + char *neg; + X509_EXTENSION *ex; + ASN1_STRING *str=NULL; + + ci=x->cert_info; + if (BIO_write(bp,"Certificate:\n",13) <= 0) goto err; + if (BIO_write(bp," Data:\n",10) <= 0) goto err; + l=X509_get_version(x); + if (BIO_printf(bp,"%8sVersion: %lu (0x%lx)\n","",l+1,l) <= 0) goto err; + if (BIO_write(bp," Serial Number:",22) <= 0) goto err; + + bs=X509_get_serialNumber(x); + if (bs->length <= 4) + { + l=ASN1_INTEGER_get(bs); + if (l < 0) + { + l= -l; + neg="-"; + } + else + neg=""; + if (BIO_printf(bp," %s%lu (%s0x%lx)\n",neg,l,neg,l) <= 0) + goto err; + } + else + { + neg=(bs->type == V_ASN1_NEG_INTEGER)?" (Negative)":""; + if (BIO_printf(bp,"\n%12s%s","",neg) <= 0) goto err; + + for (i=0; i<bs->length; i++) + { + if (BIO_printf(bp,"%02x%c",bs->data[i], + ((i+1 == bs->length)?'\n':':')) <= 0) + goto err; + } + } + + i=OBJ_obj2nid(ci->signature->algorithm); + if (BIO_printf(bp,"%8sSignature Algorithm: %s\n","", + (i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i)) <= 0) + goto err; + + if (BIO_write(bp," Issuer: ",16) <= 0) goto err; + if (!X509_NAME_print(bp,X509_get_issuer_name(x),16)) goto err; + if (BIO_write(bp,"\n Validity\n",18) <= 0) goto err; + if (BIO_write(bp," Not Before: ",24) <= 0) goto err; + if (!ASN1_UTCTIME_print(bp,X509_get_notBefore(x))) goto err; + if (BIO_write(bp,"\n Not After : ",25) <= 0) goto err; + if (!ASN1_UTCTIME_print(bp,X509_get_notAfter(x))) goto err; + if (BIO_write(bp,"\n Subject: ",18) <= 0) goto err; + if (!X509_NAME_print(bp,X509_get_subject_name(x),16)) goto err; + if (BIO_write(bp,"\n Subject Public Key Info:\n",34) <= 0) + goto err; + i=OBJ_obj2nid(ci->key->algor->algorithm); + if (BIO_printf(bp,"%12sPublic Key Algorithm: %s\n","", + (i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i)) <= 0) goto err; + + pkey=X509_get_pubkey(x); +#ifndef NO_RSA + if (pkey->type == EVP_PKEY_RSA) + { + BIO_printf(bp,"%12sRSA Public Key: (%d bit)\n","", + BN_num_bits(pkey->pkey.rsa->n)); + RSA_print(bp,pkey->pkey.rsa,16); + } + else +#endif +#ifndef NO_DSA + if (pkey->type == EVP_PKEY_DSA) + { + BIO_printf(bp,"%12sDSA Public Key:\n",""); + DSA_print(bp,pkey->pkey.dsa,16); + } + else +#endif + BIO_printf(bp,"%12sDSA Public Key:\n",""); + + n=X509_get_ext_count(x); + if (n > 0) + { + BIO_printf(bp,"%8sX509v3 extensions:\n",""); + for (i=0; i<n; i++) + { + int data_type,pack_type; + ASN1_OBJECT *obj; + + ex=X509_get_ext(x,i); + if (BIO_printf(bp,"%12s","") <= 0) goto err; + obj=X509_EXTENSION_get_object(ex); + i2a_ASN1_OBJECT(bp,obj); + j=X509_EXTENSION_get_critical(ex); + if (BIO_printf(bp,": %s\n%16s",j?"critical":"","") <= 0) + goto err; + + pack_type=X509v3_pack_type_by_OBJ(obj); + data_type=X509v3_data_type_by_OBJ(obj); + + if (pack_type == X509_EXT_PACK_STRING) + { + if (X509v3_unpack_string( + &str,data_type, + X509_EXTENSION_get_data(ex)) == NULL) + { + /* hmm... */ + goto err; + } + if ( (data_type == V_ASN1_IA5STRING) || + (data_type == V_ASN1_PRINTABLESTRING) || + (data_type == V_ASN1_T61STRING)) + { + if (BIO_write(bp,(char *)str->data, + str->length) <= 0) + goto err; + } + else if (data_type == V_ASN1_BIT_STRING) + { + BIO_printf(bp,"0x"); + for (j=0; j<str->length; j++) + { + BIO_printf(bp,"%02X", + str->data[j]); + } + } + } + else + { + ASN1_OCTET_STRING_print(bp,ex->value); + } + if (BIO_write(bp,"\n",1) <= 0) goto err; + } + } + + i=OBJ_obj2nid(x->sig_alg->algorithm); + if (BIO_printf(bp,"%4sSignature Algorithm: %s","", + (i == NID_undef)?"UNKNOWN":OBJ_nid2ln(i)) <= 0) goto err; + + n=x->signature->length; + s=(char *)x->signature->data; + for (i=0; i<n; i++) + { + if ((i%18) == 0) + if (BIO_write(bp,"\n ",9) <= 0) goto err; + if (BIO_printf(bp,"%02x%s",(unsigned char)s[i], + ((i+1) == n)?"":":") <= 0) goto err; + } + if (BIO_write(bp,"\n",1) != 1) goto err; + ret=1; +err: + if (str != NULL) ASN1_STRING_free(str); + if (m != NULL) Free((char *)m); + return(ret); + } + +int ASN1_STRING_print(bp,v) +BIO *bp; +ASN1_STRING *v; + { + int i,n; + char buf[80],*p;; + + if (v == NULL) return(0); + n=0; + p=(char *)v->data; + for (i=0; i<v->length; i++) + { + if ((p[i] > '~') || ((p[i] < ' ') && + (p[i] != '\n') && (p[i] != '\r'))) + buf[n]='.'; + else + buf[n]=p[i]; + n++; + if (n >= 80) + { + if (BIO_write(bp,buf,n) <= 0) + return(0); + n=0; + } + } + if (n > 0) + if (BIO_write(bp,buf,n) <= 0) + return(0); + return(1); + } + +int ASN1_UTCTIME_print(bp,tm) +BIO *bp; +ASN1_UTCTIME *tm; + { + char *v; + int gmt=0; + static char *mon[12]={ + "Jan","Feb","Mar","Apr","May","Jun", + "Jul","Aug","Sep","Oct","Nov","Dec"}; + int i; + int y=0,M=0,d=0,h=0,m=0,s=0; + + i=tm->length; + v=(char *)tm->data; + + if (i < 10) goto err; + if (v[i-1] == 'Z') gmt=1; + for (i=0; i<10; i++) + if ((v[i] > '9') || (v[i] < '0')) goto err; + y= (v[0]-'0')*10+(v[1]-'0'); + if (y < 70) y+=100; + M= (v[2]-'0')*10+(v[3]-'0'); + if ((M > 12) || (M < 1)) goto err; + d= (v[4]-'0')*10+(v[5]-'0'); + h= (v[6]-'0')*10+(v[7]-'0'); + m= (v[8]-'0')*10+(v[9]-'0'); + if ( (v[10] >= '0') && (v[10] <= '9') && + (v[11] >= '0') && (v[11] <= '9')) + s= (v[10]-'0')*10+(v[11]-'0'); + + if (BIO_printf(bp,"%s %2d %02d:%02d:%02d %d%s", + mon[M-1],d,h,m,s,y+1900,(gmt)?" GMT":"") <= 0) + return(0); + else + return(1); +err: + BIO_write(bp,"Bad time value",14); + return(0); + } + +int X509_NAME_print(bp,name,obase) +BIO *bp; +X509_NAME *name; +int obase; + { + char *s,*c; + int ret=0,l,ll,i,first=1; + char buf[256]; + + ll=80-2-obase; + + s=X509_NAME_oneline(name,buf,256); + s++; /* skip the first slash */ + + l=ll; + c=s; + for (;;) + { + if ( ((*s == '/') && + ((s[1] >= 'A') && (s[1] <= 'Z') && ( + (s[2] == '=') || + ((s[2] >= 'A') && (s[2] <= 'Z') && + (s[3] == '=')) + ))) || + (*s == '\0')) + { + if ((l <= 0) && !first) + { + first=0; + if (BIO_write(bp,"\n",1) != 1) goto err; + for (i=0; i<obase; i++) + { + if (BIO_write(bp," ",1) != 1) goto err; + } + l=ll; + } + i=s-c; + if (BIO_write(bp,c,i) != i) goto err; + c+=i; + c++; + 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); + } + return(ret); + } + |