1*0Sstevel@tonic-gate /* crypto/asn1/asn1_par.c */ 2*0Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3*0Sstevel@tonic-gate * All rights reserved. 4*0Sstevel@tonic-gate * 5*0Sstevel@tonic-gate * This package is an SSL implementation written 6*0Sstevel@tonic-gate * by Eric Young (eay@cryptsoft.com). 7*0Sstevel@tonic-gate * The implementation was written so as to conform with Netscapes SSL. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * This library is free for commercial and non-commercial use as long as 10*0Sstevel@tonic-gate * the following conditions are aheared to. The following conditions 11*0Sstevel@tonic-gate * apply to all code found in this distribution, be it the RC4, RSA, 12*0Sstevel@tonic-gate * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13*0Sstevel@tonic-gate * included with this distribution is covered by the same copyright terms 14*0Sstevel@tonic-gate * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15*0Sstevel@tonic-gate * 16*0Sstevel@tonic-gate * Copyright remains Eric Young's, and as such any Copyright notices in 17*0Sstevel@tonic-gate * the code are not to be removed. 18*0Sstevel@tonic-gate * If this package is used in a product, Eric Young should be given attribution 19*0Sstevel@tonic-gate * as the author of the parts of the library used. 20*0Sstevel@tonic-gate * This can be in the form of a textual message at program startup or 21*0Sstevel@tonic-gate * in documentation (online or textual) provided with the package. 22*0Sstevel@tonic-gate * 23*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 24*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 25*0Sstevel@tonic-gate * are met: 26*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the copyright 27*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 28*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 29*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 30*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 31*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this software 32*0Sstevel@tonic-gate * must display the following acknowledgement: 33*0Sstevel@tonic-gate * "This product includes cryptographic software written by 34*0Sstevel@tonic-gate * Eric Young (eay@cryptsoft.com)" 35*0Sstevel@tonic-gate * The word 'cryptographic' can be left out if the rouines from the library 36*0Sstevel@tonic-gate * being used are not cryptographic related :-). 37*0Sstevel@tonic-gate * 4. If you include any Windows specific code (or a derivative thereof) from 38*0Sstevel@tonic-gate * the apps directory (application code) you must include an acknowledgement: 39*0Sstevel@tonic-gate * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40*0Sstevel@tonic-gate * 41*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42*0Sstevel@tonic-gate * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44*0Sstevel@tonic-gate * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45*0Sstevel@tonic-gate * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46*0Sstevel@tonic-gate * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47*0Sstevel@tonic-gate * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49*0Sstevel@tonic-gate * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50*0Sstevel@tonic-gate * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51*0Sstevel@tonic-gate * SUCH DAMAGE. 52*0Sstevel@tonic-gate * 53*0Sstevel@tonic-gate * The licence and distribution terms for any publically available version or 54*0Sstevel@tonic-gate * derivative of this code cannot be changed. i.e. this code cannot simply be 55*0Sstevel@tonic-gate * copied and put under another distribution licence 56*0Sstevel@tonic-gate * [including the GNU Public Licence.] 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate #include <stdio.h> 60*0Sstevel@tonic-gate #include "cryptlib.h" 61*0Sstevel@tonic-gate #include <openssl/buffer.h> 62*0Sstevel@tonic-gate #include <openssl/objects.h> 63*0Sstevel@tonic-gate #include <openssl/asn1.h> 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate static int asn1_print_info(BIO *bp, int tag, int xclass,int constructed, 66*0Sstevel@tonic-gate int indent); 67*0Sstevel@tonic-gate static int asn1_parse2(BIO *bp, unsigned char **pp, long length, 68*0Sstevel@tonic-gate int offset, int depth, int indent, int dump); 69*0Sstevel@tonic-gate static int asn1_print_info(BIO *bp, int tag, int xclass, int constructed, 70*0Sstevel@tonic-gate int indent) 71*0Sstevel@tonic-gate { 72*0Sstevel@tonic-gate static const char fmt[]="%-18s"; 73*0Sstevel@tonic-gate static const char fmt2[]="%2d %-15s"; 74*0Sstevel@tonic-gate char str[128]; 75*0Sstevel@tonic-gate const char *p,*p2=NULL; 76*0Sstevel@tonic-gate 77*0Sstevel@tonic-gate if (constructed & V_ASN1_CONSTRUCTED) 78*0Sstevel@tonic-gate p="cons: "; 79*0Sstevel@tonic-gate else 80*0Sstevel@tonic-gate p="prim: "; 81*0Sstevel@tonic-gate if (BIO_write(bp,p,6) < 6) goto err; 82*0Sstevel@tonic-gate BIO_indent(bp,indent,128); 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate p=str; 85*0Sstevel@tonic-gate if ((xclass & V_ASN1_PRIVATE) == V_ASN1_PRIVATE) 86*0Sstevel@tonic-gate BIO_snprintf(str,sizeof str,"priv [ %d ] ",tag); 87*0Sstevel@tonic-gate else if ((xclass & V_ASN1_CONTEXT_SPECIFIC) == V_ASN1_CONTEXT_SPECIFIC) 88*0Sstevel@tonic-gate BIO_snprintf(str,sizeof str,"cont [ %d ]",tag); 89*0Sstevel@tonic-gate else if ((xclass & V_ASN1_APPLICATION) == V_ASN1_APPLICATION) 90*0Sstevel@tonic-gate BIO_snprintf(str,sizeof str,"appl [ %d ]",tag); 91*0Sstevel@tonic-gate else p = ASN1_tag2str(tag); 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate if (p2 != NULL) 94*0Sstevel@tonic-gate { 95*0Sstevel@tonic-gate if (BIO_printf(bp,fmt2,tag,p2) <= 0) goto err; 96*0Sstevel@tonic-gate } 97*0Sstevel@tonic-gate else 98*0Sstevel@tonic-gate { 99*0Sstevel@tonic-gate if (BIO_printf(bp,fmt,p) <= 0) goto err; 100*0Sstevel@tonic-gate } 101*0Sstevel@tonic-gate return(1); 102*0Sstevel@tonic-gate err: 103*0Sstevel@tonic-gate return(0); 104*0Sstevel@tonic-gate } 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate int ASN1_parse(BIO *bp, unsigned char *pp, long len, int indent) 107*0Sstevel@tonic-gate { 108*0Sstevel@tonic-gate return(asn1_parse2(bp,&pp,len,0,0,indent,0)); 109*0Sstevel@tonic-gate } 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate int ASN1_parse_dump(BIO *bp, unsigned char *pp, long len, int indent, int dump) 112*0Sstevel@tonic-gate { 113*0Sstevel@tonic-gate return(asn1_parse2(bp,&pp,len,0,0,indent,dump)); 114*0Sstevel@tonic-gate } 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate static int asn1_parse2(BIO *bp, unsigned char **pp, long length, int offset, 117*0Sstevel@tonic-gate int depth, int indent, int dump) 118*0Sstevel@tonic-gate { 119*0Sstevel@tonic-gate unsigned char *p,*ep,*tot,*op,*opp; 120*0Sstevel@tonic-gate long len; 121*0Sstevel@tonic-gate int tag,xclass,ret=0; 122*0Sstevel@tonic-gate int nl,hl,j,r; 123*0Sstevel@tonic-gate ASN1_OBJECT *o=NULL; 124*0Sstevel@tonic-gate ASN1_OCTET_STRING *os=NULL; 125*0Sstevel@tonic-gate /* ASN1_BMPSTRING *bmp=NULL;*/ 126*0Sstevel@tonic-gate int dump_indent; 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate #if 0 129*0Sstevel@tonic-gate dump_indent = indent; 130*0Sstevel@tonic-gate #else 131*0Sstevel@tonic-gate dump_indent = 6; /* Because we know BIO_dump_indent() */ 132*0Sstevel@tonic-gate #endif 133*0Sstevel@tonic-gate p= *pp; 134*0Sstevel@tonic-gate tot=p+length; 135*0Sstevel@tonic-gate op=p-1; 136*0Sstevel@tonic-gate while ((p < tot) && (op < p)) 137*0Sstevel@tonic-gate { 138*0Sstevel@tonic-gate op=p; 139*0Sstevel@tonic-gate j=ASN1_get_object(&p,&len,&tag,&xclass,length); 140*0Sstevel@tonic-gate #ifdef LINT 141*0Sstevel@tonic-gate j=j; 142*0Sstevel@tonic-gate #endif 143*0Sstevel@tonic-gate if (j & 0x80) 144*0Sstevel@tonic-gate { 145*0Sstevel@tonic-gate if (BIO_write(bp,"Error in encoding\n",18) <= 0) 146*0Sstevel@tonic-gate goto end; 147*0Sstevel@tonic-gate ret=0; 148*0Sstevel@tonic-gate goto end; 149*0Sstevel@tonic-gate } 150*0Sstevel@tonic-gate hl=(p-op); 151*0Sstevel@tonic-gate length-=hl; 152*0Sstevel@tonic-gate /* if j == 0x21 it is a constructed indefinite length object */ 153*0Sstevel@tonic-gate if (BIO_printf(bp,"%5ld:",(long)offset+(long)(op- *pp)) 154*0Sstevel@tonic-gate <= 0) goto end; 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate if (j != (V_ASN1_CONSTRUCTED | 1)) 157*0Sstevel@tonic-gate { 158*0Sstevel@tonic-gate if (BIO_printf(bp,"d=%-2d hl=%ld l=%4ld ", 159*0Sstevel@tonic-gate depth,(long)hl,len) <= 0) 160*0Sstevel@tonic-gate goto end; 161*0Sstevel@tonic-gate } 162*0Sstevel@tonic-gate else 163*0Sstevel@tonic-gate { 164*0Sstevel@tonic-gate if (BIO_printf(bp,"d=%-2d hl=%ld l=inf ", 165*0Sstevel@tonic-gate depth,(long)hl) <= 0) 166*0Sstevel@tonic-gate goto end; 167*0Sstevel@tonic-gate } 168*0Sstevel@tonic-gate if (!asn1_print_info(bp,tag,xclass,j,(indent)?depth:0)) 169*0Sstevel@tonic-gate goto end; 170*0Sstevel@tonic-gate if (j & V_ASN1_CONSTRUCTED) 171*0Sstevel@tonic-gate { 172*0Sstevel@tonic-gate ep=p+len; 173*0Sstevel@tonic-gate if (BIO_write(bp,"\n",1) <= 0) goto end; 174*0Sstevel@tonic-gate if (len > length) 175*0Sstevel@tonic-gate { 176*0Sstevel@tonic-gate BIO_printf(bp, 177*0Sstevel@tonic-gate "length is greater than %ld\n",length); 178*0Sstevel@tonic-gate ret=0; 179*0Sstevel@tonic-gate goto end; 180*0Sstevel@tonic-gate } 181*0Sstevel@tonic-gate if ((j == 0x21) && (len == 0)) 182*0Sstevel@tonic-gate { 183*0Sstevel@tonic-gate for (;;) 184*0Sstevel@tonic-gate { 185*0Sstevel@tonic-gate r=asn1_parse2(bp,&p,(long)(tot-p), 186*0Sstevel@tonic-gate offset+(p - *pp),depth+1, 187*0Sstevel@tonic-gate indent,dump); 188*0Sstevel@tonic-gate if (r == 0) { ret=0; goto end; } 189*0Sstevel@tonic-gate if ((r == 2) || (p >= tot)) break; 190*0Sstevel@tonic-gate } 191*0Sstevel@tonic-gate } 192*0Sstevel@tonic-gate else 193*0Sstevel@tonic-gate while (p < ep) 194*0Sstevel@tonic-gate { 195*0Sstevel@tonic-gate r=asn1_parse2(bp,&p,(long)len, 196*0Sstevel@tonic-gate offset+(p - *pp),depth+1, 197*0Sstevel@tonic-gate indent,dump); 198*0Sstevel@tonic-gate if (r == 0) { ret=0; goto end; } 199*0Sstevel@tonic-gate } 200*0Sstevel@tonic-gate } 201*0Sstevel@tonic-gate else if (xclass != 0) 202*0Sstevel@tonic-gate { 203*0Sstevel@tonic-gate p+=len; 204*0Sstevel@tonic-gate if (BIO_write(bp,"\n",1) <= 0) goto end; 205*0Sstevel@tonic-gate } 206*0Sstevel@tonic-gate else 207*0Sstevel@tonic-gate { 208*0Sstevel@tonic-gate nl=0; 209*0Sstevel@tonic-gate if ( (tag == V_ASN1_PRINTABLESTRING) || 210*0Sstevel@tonic-gate (tag == V_ASN1_T61STRING) || 211*0Sstevel@tonic-gate (tag == V_ASN1_IA5STRING) || 212*0Sstevel@tonic-gate (tag == V_ASN1_VISIBLESTRING) || 213*0Sstevel@tonic-gate (tag == V_ASN1_UTCTIME) || 214*0Sstevel@tonic-gate (tag == V_ASN1_GENERALIZEDTIME)) 215*0Sstevel@tonic-gate { 216*0Sstevel@tonic-gate if (BIO_write(bp,":",1) <= 0) goto end; 217*0Sstevel@tonic-gate if ((len > 0) && 218*0Sstevel@tonic-gate BIO_write(bp,(char *)p,(int)len) 219*0Sstevel@tonic-gate != (int)len) 220*0Sstevel@tonic-gate goto end; 221*0Sstevel@tonic-gate } 222*0Sstevel@tonic-gate else if (tag == V_ASN1_OBJECT) 223*0Sstevel@tonic-gate { 224*0Sstevel@tonic-gate opp=op; 225*0Sstevel@tonic-gate if (d2i_ASN1_OBJECT(&o,&opp,len+hl) != NULL) 226*0Sstevel@tonic-gate { 227*0Sstevel@tonic-gate if (BIO_write(bp,":",1) <= 0) goto end; 228*0Sstevel@tonic-gate i2a_ASN1_OBJECT(bp,o); 229*0Sstevel@tonic-gate } 230*0Sstevel@tonic-gate else 231*0Sstevel@tonic-gate { 232*0Sstevel@tonic-gate if (BIO_write(bp,":BAD OBJECT",11) <= 0) 233*0Sstevel@tonic-gate goto end; 234*0Sstevel@tonic-gate } 235*0Sstevel@tonic-gate } 236*0Sstevel@tonic-gate else if (tag == V_ASN1_BOOLEAN) 237*0Sstevel@tonic-gate { 238*0Sstevel@tonic-gate int ii; 239*0Sstevel@tonic-gate 240*0Sstevel@tonic-gate opp=op; 241*0Sstevel@tonic-gate ii=d2i_ASN1_BOOLEAN(NULL,&opp,len+hl); 242*0Sstevel@tonic-gate if (ii < 0) 243*0Sstevel@tonic-gate { 244*0Sstevel@tonic-gate if (BIO_write(bp,"Bad boolean\n",12)) 245*0Sstevel@tonic-gate goto end; 246*0Sstevel@tonic-gate } 247*0Sstevel@tonic-gate BIO_printf(bp,":%d",ii); 248*0Sstevel@tonic-gate } 249*0Sstevel@tonic-gate else if (tag == V_ASN1_BMPSTRING) 250*0Sstevel@tonic-gate { 251*0Sstevel@tonic-gate /* do the BMP thang */ 252*0Sstevel@tonic-gate } 253*0Sstevel@tonic-gate else if (tag == V_ASN1_OCTET_STRING) 254*0Sstevel@tonic-gate { 255*0Sstevel@tonic-gate int i,printable=1; 256*0Sstevel@tonic-gate 257*0Sstevel@tonic-gate opp=op; 258*0Sstevel@tonic-gate os=d2i_ASN1_OCTET_STRING(NULL,&opp,len+hl); 259*0Sstevel@tonic-gate if (os != NULL) 260*0Sstevel@tonic-gate { 261*0Sstevel@tonic-gate opp=os->data; 262*0Sstevel@tonic-gate for (i=0; i<os->length; i++) 263*0Sstevel@tonic-gate { 264*0Sstevel@tonic-gate if (( (opp[i] < ' ') && 265*0Sstevel@tonic-gate (opp[i] != '\n') && 266*0Sstevel@tonic-gate (opp[i] != '\r') && 267*0Sstevel@tonic-gate (opp[i] != '\t')) || 268*0Sstevel@tonic-gate (opp[i] > '~')) 269*0Sstevel@tonic-gate { 270*0Sstevel@tonic-gate printable=0; 271*0Sstevel@tonic-gate break; 272*0Sstevel@tonic-gate } 273*0Sstevel@tonic-gate } 274*0Sstevel@tonic-gate if (printable && (os->length > 0)) 275*0Sstevel@tonic-gate { 276*0Sstevel@tonic-gate if (BIO_write(bp,":",1) <= 0) 277*0Sstevel@tonic-gate goto end; 278*0Sstevel@tonic-gate if (BIO_write(bp,(char *)opp, 279*0Sstevel@tonic-gate os->length) <= 0) 280*0Sstevel@tonic-gate goto end; 281*0Sstevel@tonic-gate } 282*0Sstevel@tonic-gate if (!printable && (os->length > 0) 283*0Sstevel@tonic-gate && dump) 284*0Sstevel@tonic-gate { 285*0Sstevel@tonic-gate if (!nl) 286*0Sstevel@tonic-gate { 287*0Sstevel@tonic-gate if (BIO_write(bp,"\n",1) <= 0) 288*0Sstevel@tonic-gate goto end; 289*0Sstevel@tonic-gate } 290*0Sstevel@tonic-gate if (BIO_dump_indent(bp,(char *)opp, 291*0Sstevel@tonic-gate ((dump == -1 || dump > os->length)?os->length:dump), 292*0Sstevel@tonic-gate dump_indent) <= 0) 293*0Sstevel@tonic-gate goto end; 294*0Sstevel@tonic-gate nl=1; 295*0Sstevel@tonic-gate } 296*0Sstevel@tonic-gate M_ASN1_OCTET_STRING_free(os); 297*0Sstevel@tonic-gate os=NULL; 298*0Sstevel@tonic-gate } 299*0Sstevel@tonic-gate } 300*0Sstevel@tonic-gate else if (tag == V_ASN1_INTEGER) 301*0Sstevel@tonic-gate { 302*0Sstevel@tonic-gate ASN1_INTEGER *bs; 303*0Sstevel@tonic-gate int i; 304*0Sstevel@tonic-gate 305*0Sstevel@tonic-gate opp=op; 306*0Sstevel@tonic-gate bs=d2i_ASN1_INTEGER(NULL,&opp,len+hl); 307*0Sstevel@tonic-gate if (bs != NULL) 308*0Sstevel@tonic-gate { 309*0Sstevel@tonic-gate if (BIO_write(bp,":",1) <= 0) goto end; 310*0Sstevel@tonic-gate if (bs->type == V_ASN1_NEG_INTEGER) 311*0Sstevel@tonic-gate if (BIO_write(bp,"-",1) <= 0) 312*0Sstevel@tonic-gate goto end; 313*0Sstevel@tonic-gate for (i=0; i<bs->length; i++) 314*0Sstevel@tonic-gate { 315*0Sstevel@tonic-gate if (BIO_printf(bp,"%02X", 316*0Sstevel@tonic-gate bs->data[i]) <= 0) 317*0Sstevel@tonic-gate goto end; 318*0Sstevel@tonic-gate } 319*0Sstevel@tonic-gate if (bs->length == 0) 320*0Sstevel@tonic-gate { 321*0Sstevel@tonic-gate if (BIO_write(bp,"00",2) <= 0) 322*0Sstevel@tonic-gate goto end; 323*0Sstevel@tonic-gate } 324*0Sstevel@tonic-gate } 325*0Sstevel@tonic-gate else 326*0Sstevel@tonic-gate { 327*0Sstevel@tonic-gate if (BIO_write(bp,"BAD INTEGER",11) <= 0) 328*0Sstevel@tonic-gate goto end; 329*0Sstevel@tonic-gate } 330*0Sstevel@tonic-gate M_ASN1_INTEGER_free(bs); 331*0Sstevel@tonic-gate } 332*0Sstevel@tonic-gate else if (tag == V_ASN1_ENUMERATED) 333*0Sstevel@tonic-gate { 334*0Sstevel@tonic-gate ASN1_ENUMERATED *bs; 335*0Sstevel@tonic-gate int i; 336*0Sstevel@tonic-gate 337*0Sstevel@tonic-gate opp=op; 338*0Sstevel@tonic-gate bs=d2i_ASN1_ENUMERATED(NULL,&opp,len+hl); 339*0Sstevel@tonic-gate if (bs != NULL) 340*0Sstevel@tonic-gate { 341*0Sstevel@tonic-gate if (BIO_write(bp,":",1) <= 0) goto end; 342*0Sstevel@tonic-gate if (bs->type == V_ASN1_NEG_ENUMERATED) 343*0Sstevel@tonic-gate if (BIO_write(bp,"-",1) <= 0) 344*0Sstevel@tonic-gate goto end; 345*0Sstevel@tonic-gate for (i=0; i<bs->length; i++) 346*0Sstevel@tonic-gate { 347*0Sstevel@tonic-gate if (BIO_printf(bp,"%02X", 348*0Sstevel@tonic-gate bs->data[i]) <= 0) 349*0Sstevel@tonic-gate goto end; 350*0Sstevel@tonic-gate } 351*0Sstevel@tonic-gate if (bs->length == 0) 352*0Sstevel@tonic-gate { 353*0Sstevel@tonic-gate if (BIO_write(bp,"00",2) <= 0) 354*0Sstevel@tonic-gate goto end; 355*0Sstevel@tonic-gate } 356*0Sstevel@tonic-gate } 357*0Sstevel@tonic-gate else 358*0Sstevel@tonic-gate { 359*0Sstevel@tonic-gate if (BIO_write(bp,"BAD ENUMERATED",11) <= 0) 360*0Sstevel@tonic-gate goto end; 361*0Sstevel@tonic-gate } 362*0Sstevel@tonic-gate M_ASN1_ENUMERATED_free(bs); 363*0Sstevel@tonic-gate } 364*0Sstevel@tonic-gate else if (len > 0 && dump) 365*0Sstevel@tonic-gate { 366*0Sstevel@tonic-gate if (!nl) 367*0Sstevel@tonic-gate { 368*0Sstevel@tonic-gate if (BIO_write(bp,"\n",1) <= 0) 369*0Sstevel@tonic-gate goto end; 370*0Sstevel@tonic-gate } 371*0Sstevel@tonic-gate if (BIO_dump_indent(bp,(char *)p, 372*0Sstevel@tonic-gate ((dump == -1 || dump > len)?len:dump), 373*0Sstevel@tonic-gate dump_indent) <= 0) 374*0Sstevel@tonic-gate goto end; 375*0Sstevel@tonic-gate nl=1; 376*0Sstevel@tonic-gate } 377*0Sstevel@tonic-gate 378*0Sstevel@tonic-gate if (!nl) 379*0Sstevel@tonic-gate { 380*0Sstevel@tonic-gate if (BIO_write(bp,"\n",1) <= 0) goto end; 381*0Sstevel@tonic-gate } 382*0Sstevel@tonic-gate p+=len; 383*0Sstevel@tonic-gate if ((tag == V_ASN1_EOC) && (xclass == 0)) 384*0Sstevel@tonic-gate { 385*0Sstevel@tonic-gate ret=2; /* End of sequence */ 386*0Sstevel@tonic-gate goto end; 387*0Sstevel@tonic-gate } 388*0Sstevel@tonic-gate } 389*0Sstevel@tonic-gate length-=len; 390*0Sstevel@tonic-gate } 391*0Sstevel@tonic-gate ret=1; 392*0Sstevel@tonic-gate end: 393*0Sstevel@tonic-gate if (o != NULL) ASN1_OBJECT_free(o); 394*0Sstevel@tonic-gate if (os != NULL) M_ASN1_OCTET_STRING_free(os); 395*0Sstevel@tonic-gate *pp=p; 396*0Sstevel@tonic-gate return(ret); 397*0Sstevel@tonic-gate } 398*0Sstevel@tonic-gate 399*0Sstevel@tonic-gate const char *ASN1_tag2str(int tag) 400*0Sstevel@tonic-gate { 401*0Sstevel@tonic-gate const static char *tag2str[] = { 402*0Sstevel@tonic-gate "EOC", "BOOLEAN", "INTEGER", "BIT STRING", "OCTET STRING", /* 0-4 */ 403*0Sstevel@tonic-gate "NULL", "OBJECT", "OBJECT DESCRIPTOR", "EXTERNAL", "REAL", /* 5-9 */ 404*0Sstevel@tonic-gate "ENUMERATED", "<ASN1 11>", "UTF8STRING", "<ASN1 13>", /* 10-13 */ 405*0Sstevel@tonic-gate "<ASN1 14>", "<ASN1 15>", "SEQUENCE", "SET", /* 15-17 */ 406*0Sstevel@tonic-gate "NUMERICSTRING", "PRINTABLESTRING", "T61STRING", /* 18-20 */ 407*0Sstevel@tonic-gate "VIDEOTEXSTRING", "IA5STRING", "UTCTIME","GENERALIZEDTIME", /* 21-24 */ 408*0Sstevel@tonic-gate "GRAPHICSTRING", "VISIBLESTRING", "GENERALSTRING", /* 25-27 */ 409*0Sstevel@tonic-gate "UNIVERSALSTRING", "<ASN1 29>", "BMPSTRING" /* 28-30 */ 410*0Sstevel@tonic-gate }; 411*0Sstevel@tonic-gate 412*0Sstevel@tonic-gate if((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED)) 413*0Sstevel@tonic-gate tag &= ~0x100; 414*0Sstevel@tonic-gate 415*0Sstevel@tonic-gate if(tag < 0 || tag > 30) return "(unknown)"; 416*0Sstevel@tonic-gate return tag2str[tag]; 417*0Sstevel@tonic-gate } 418*0Sstevel@tonic-gate 419