diff options
author | Arne Schwabe <arne@rfc2549.org> | 2012-04-16 19:21:14 +0200 |
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committer | Arne Schwabe <arne@rfc2549.org> | 2012-04-16 19:21:14 +0200 |
commit | 3e4d8f433239c40311037616b1b8833a06651ae0 (patch) | |
tree | 98ab7fce0d011d34677b0beb762d389cb5c39199 /openssl/crypto/asn1/t_x509.c |
Initial import
Diffstat (limited to 'openssl/crypto/asn1/t_x509.c')
-rw-r--r-- | openssl/crypto/asn1/t_x509.c | 493 |
1 files changed, 493 insertions, 0 deletions
diff --git a/openssl/crypto/asn1/t_x509.c b/openssl/crypto/asn1/t_x509.c new file mode 100644 index 00000000..e061f2ff --- /dev/null +++ b/openssl/crypto/asn1/t_x509.c @@ -0,0 +1,493 @@ +/* crypto/asn1/t_x509.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/bn.h> +#ifndef OPENSSL_NO_RSA +#include <openssl/rsa.h> +#endif +#ifndef OPENSSL_NO_DSA +#include <openssl/dsa.h> +#endif +#ifndef OPENSSL_NO_EC +#include <openssl/ec.h> +#endif +#include <openssl/objects.h> +#include <openssl/x509.h> +#include <openssl/x509v3.h> + +#ifndef OPENSSL_NO_FP_API +int X509_print_fp(FILE *fp, X509 *x) + { + return X509_print_ex_fp(fp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT); + } + +int X509_print_ex_fp(FILE *fp, X509 *x, unsigned long nmflag, unsigned long cflag) + { + BIO *b; + int ret; + + if ((b=BIO_new(BIO_s_file())) == NULL) + { + X509err(X509_F_X509_PRINT_EX_FP,ERR_R_BUF_LIB); + return(0); + } + BIO_set_fp(b,fp,BIO_NOCLOSE); + ret=X509_print_ex(b, x, nmflag, cflag); + BIO_free(b); + return(ret); + } +#endif + +int X509_print(BIO *bp, X509 *x) +{ + return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT); +} + +int X509_print_ex(BIO *bp, X509 *x, unsigned long nmflags, unsigned long cflag) + { + long l; + int ret=0,i; + char *m=NULL,mlch = ' '; + int nmindent = 0; + X509_CINF *ci; + ASN1_INTEGER *bs; + EVP_PKEY *pkey=NULL; + const char *neg; + + if((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { + mlch = '\n'; + nmindent = 12; + } + + if(nmflags == X509_FLAG_COMPAT) + nmindent = 16; + + ci=x->cert_info; + if(!(cflag & X509_FLAG_NO_HEADER)) + { + if (BIO_write(bp,"Certificate:\n",13) <= 0) goto err; + if (BIO_write(bp," Data:\n",10) <= 0) goto err; + } + if(!(cflag & X509_FLAG_NO_VERSION)) + { + l=X509_get_version(x); + if (BIO_printf(bp,"%8sVersion: %lu (0x%lx)\n","",l+1,l) <= 0) goto err; + } + if(!(cflag & X509_FLAG_NO_SERIAL)) + { + + 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; + } + } + + } + + if(!(cflag & X509_FLAG_NO_SIGNAME)) + { + if (BIO_printf(bp,"%8sSignature Algorithm: ","") <= 0) + goto err; + if (i2a_ASN1_OBJECT(bp, ci->signature->algorithm) <= 0) + goto err; + if (BIO_puts(bp, "\n") <= 0) + goto err; + } + + if(!(cflag & X509_FLAG_NO_ISSUER)) + { + if (BIO_printf(bp," Issuer:%c",mlch) <= 0) goto err; + if (X509_NAME_print_ex(bp,X509_get_issuer_name(x),nmindent, nmflags) < 0) goto err; + if (BIO_write(bp,"\n",1) <= 0) goto err; + } + if(!(cflag & X509_FLAG_NO_VALIDITY)) + { + if (BIO_write(bp," Validity\n",17) <= 0) goto err; + if (BIO_write(bp," Not Before: ",24) <= 0) goto err; + if (!ASN1_TIME_print(bp,X509_get_notBefore(x))) goto err; + if (BIO_write(bp,"\n Not After : ",25) <= 0) goto err; + if (!ASN1_TIME_print(bp,X509_get_notAfter(x))) goto err; + if (BIO_write(bp,"\n",1) <= 0) goto err; + } + if(!(cflag & X509_FLAG_NO_SUBJECT)) + { + if (BIO_printf(bp," Subject:%c",mlch) <= 0) goto err; + if (X509_NAME_print_ex(bp,X509_get_subject_name(x),nmindent, nmflags) < 0) goto err; + if (BIO_write(bp,"\n",1) <= 0) goto err; + } + if(!(cflag & X509_FLAG_NO_PUBKEY)) + { + if (BIO_write(bp," Subject Public Key Info:\n",33) <= 0) + goto err; + if (BIO_printf(bp,"%12sPublic Key Algorithm: ","") <= 0) + goto err; + if (i2a_ASN1_OBJECT(bp, ci->key->algor->algorithm) <= 0) + goto err; + if (BIO_puts(bp, "\n") <= 0) + goto err; + + pkey=X509_get_pubkey(x); + if (pkey == NULL) + { + BIO_printf(bp,"%12sUnable to load Public Key\n",""); + ERR_print_errors(bp); + } + else + { + EVP_PKEY_print_public(bp, pkey, 16, NULL); + EVP_PKEY_free(pkey); + } + } + + if (!(cflag & X509_FLAG_NO_EXTENSIONS)) + X509V3_extensions_print(bp, "X509v3 extensions", + ci->extensions, cflag, 8); + + if(!(cflag & X509_FLAG_NO_SIGDUMP)) + { + if(X509_signature_print(bp, x->sig_alg, x->signature) <= 0) goto err; + } + if(!(cflag & X509_FLAG_NO_AUX)) + { + if (!X509_CERT_AUX_print(bp, x->aux, 0)) goto err; + } + ret=1; +err: + if (m != NULL) OPENSSL_free(m); + return(ret); + } + +int X509_ocspid_print (BIO *bp, X509 *x) + { + unsigned char *der=NULL ; + unsigned char *dertmp; + int derlen; + int i; + unsigned char SHA1md[SHA_DIGEST_LENGTH]; + + /* display the hash of the subject as it would appear + in OCSP requests */ + if (BIO_printf(bp," Subject OCSP hash: ") <= 0) + goto err; + derlen = i2d_X509_NAME(x->cert_info->subject, NULL); + if ((der = dertmp = (unsigned char *)OPENSSL_malloc (derlen)) == NULL) + goto err; + i2d_X509_NAME(x->cert_info->subject, &dertmp); + + EVP_Digest(der, derlen, SHA1md, NULL, EVP_sha1(), NULL); + for (i=0; i < SHA_DIGEST_LENGTH; i++) + { + if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0) goto err; + } + OPENSSL_free (der); + der=NULL; + + /* display the hash of the public key as it would appear + in OCSP requests */ + if (BIO_printf(bp,"\n Public key OCSP hash: ") <= 0) + goto err; + + EVP_Digest(x->cert_info->key->public_key->data, + x->cert_info->key->public_key->length, SHA1md, NULL, EVP_sha1(), NULL); + for (i=0; i < SHA_DIGEST_LENGTH; i++) + { + if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0) + goto err; + } + BIO_printf(bp,"\n"); + + return (1); +err: + if (der != NULL) OPENSSL_free(der); + return(0); + } + +int X509_signature_print(BIO *bp, X509_ALGOR *sigalg, ASN1_STRING *sig) +{ + unsigned char *s; + int i, n; + if (BIO_puts(bp," Signature Algorithm: ") <= 0) return 0; + if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0) return 0; + + n=sig->length; + s=sig->data; + for (i=0; i<n; i++) + { + if ((i%18) == 0) + if (BIO_write(bp,"\n ",9) <= 0) return 0; + if (BIO_printf(bp,"%02x%s",s[i], + ((i+1) == n)?"":":") <= 0) return 0; + } + if (BIO_write(bp,"\n",1) != 1) return 0; + return 1; +} + +int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v) + { + int i,n; + char buf[80]; + const char *p; + + if (v == NULL) return(0); + n=0; + p=(const 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_TIME_print(BIO *bp, const ASN1_TIME *tm) +{ + if(tm->type == V_ASN1_UTCTIME) return ASN1_UTCTIME_print(bp, tm); + if(tm->type == V_ASN1_GENERALIZEDTIME) + return ASN1_GENERALIZEDTIME_print(bp, tm); + BIO_write(bp,"Bad time value",14); + return(0); +} + +static const char *mon[12]= + { + "Jan","Feb","Mar","Apr","May","Jun", + "Jul","Aug","Sep","Oct","Nov","Dec" + }; + +int ASN1_GENERALIZEDTIME_print(BIO *bp, const ASN1_GENERALIZEDTIME *tm) + { + char *v; + int gmt=0; + int i; + int y=0,M=0,d=0,h=0,m=0,s=0; + char *f = NULL; + int f_len = 0; + + i=tm->length; + v=(char *)tm->data; + + if (i < 12) goto err; + if (v[i-1] == 'Z') gmt=1; + for (i=0; i<12; i++) + if ((v[i] > '9') || (v[i] < '0')) goto err; + y= (v[0]-'0')*1000+(v[1]-'0')*100 + (v[2]-'0')*10+(v[3]-'0'); + M= (v[4]-'0')*10+(v[5]-'0'); + if ((M > 12) || (M < 1)) goto err; + d= (v[6]-'0')*10+(v[7]-'0'); + h= (v[8]-'0')*10+(v[9]-'0'); + m= (v[10]-'0')*10+(v[11]-'0'); + if (tm->length >= 14 && + (v[12] >= '0') && (v[12] <= '9') && + (v[13] >= '0') && (v[13] <= '9')) + { + s= (v[12]-'0')*10+(v[13]-'0'); + /* Check for fractions of seconds. */ + if (tm->length >= 15 && v[14] == '.') + { + int l = tm->length; + f = &v[14]; /* The decimal point. */ + f_len = 1; + while (14 + f_len < l && f[f_len] >= '0' && f[f_len] <= '9') + ++f_len; + } + } + + if (BIO_printf(bp,"%s %2d %02d:%02d:%02d%.*s %d%s", + mon[M-1],d,h,m,s,f_len,f,y,(gmt)?" GMT":"") <= 0) + return(0); + else + return(1); +err: + BIO_write(bp,"Bad time value",14); + return(0); + } + +int ASN1_UTCTIME_print(BIO *bp, const ASN1_UTCTIME *tm) + { + const char *v; + int gmt=0; + int i; + int y=0,M=0,d=0,h=0,m=0,s=0; + + i=tm->length; + v=(const 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 < 50) 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 (tm->length >=12 && + (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(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); + } |