1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 3*0Sstevel@tonic-gate * Use is subject to license terms. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate 6*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 7*0Sstevel@tonic-gate 8*0Sstevel@tonic-gate /* encode.c - ber output encoding routines */ 9*0Sstevel@tonic-gate /* 10*0Sstevel@tonic-gate * Copyright (c) 1990 Regents of the University of Michigan. 11*0Sstevel@tonic-gate * All rights reserved. 12*0Sstevel@tonic-gate * 13*0Sstevel@tonic-gate * Redistribution and use in source and binary forms are permitted 14*0Sstevel@tonic-gate * provided that this notice is preserved and that due credit is given 15*0Sstevel@tonic-gate * to the University of Michigan at Ann Arbor. The name of the University 16*0Sstevel@tonic-gate * may not be used to endorse or promote products derived from this 17*0Sstevel@tonic-gate * software without specific prior written permission. This software 18*0Sstevel@tonic-gate * is provided ``as is'' without express or implied warranty. 19*0Sstevel@tonic-gate */ 20*0Sstevel@tonic-gate 21*0Sstevel@tonic-gate #include <stdio.h> 22*0Sstevel@tonic-gate #ifdef MACOS 23*0Sstevel@tonic-gate #include <stdlib.h> 24*0Sstevel@tonic-gate #include <stdarg.h> 25*0Sstevel@tonic-gate #include "macos.h" 26*0Sstevel@tonic-gate #else /* MACOS */ 27*0Sstevel@tonic-gate #if defined(NeXT) || defined(VMS) 28*0Sstevel@tonic-gate #include <stdlib.h> 29*0Sstevel@tonic-gate #else /* next || vms */ 30*0Sstevel@tonic-gate #include <malloc.h> 31*0Sstevel@tonic-gate #endif /* next || vms */ 32*0Sstevel@tonic-gate #if defined( BC31 ) || defined( _WIN32 ) || defined(__sun) 33*0Sstevel@tonic-gate #include <stdarg.h> 34*0Sstevel@tonic-gate #else /* BC31 || _WIN32 */ 35*0Sstevel@tonic-gate #include <varargs.h> 36*0Sstevel@tonic-gate #endif /* BC31 || _WIN32 */ 37*0Sstevel@tonic-gate #include <sys/types.h> 38*0Sstevel@tonic-gate #include <sys/socket.h> 39*0Sstevel@tonic-gate #include <netinet/in.h> 40*0Sstevel@tonic-gate #ifdef PCNFS 41*0Sstevel@tonic-gate #include <tklib.h> 42*0Sstevel@tonic-gate #endif /* PCNFS */ 43*0Sstevel@tonic-gate #endif /* MACOS */ 44*0Sstevel@tonic-gate #ifndef VMS 45*0Sstevel@tonic-gate #include <memory.h> 46*0Sstevel@tonic-gate #endif 47*0Sstevel@tonic-gate #include <string.h> 48*0Sstevel@tonic-gate #include "lber.h" 49*0Sstevel@tonic-gate #include "ldap.h" 50*0Sstevel@tonic-gate #include "ldap-private.h" 51*0Sstevel@tonic-gate #include "ldap-int.h" 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate #if defined( DOS ) || defined( _WIN32 ) 54*0Sstevel@tonic-gate #include "msdos.h" 55*0Sstevel@tonic-gate #endif /* DOS */ 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate #ifdef NEEDPROTOS 58*0Sstevel@tonic-gate static int ber_put_len( BerElement *ber, unsigned int len, int nosos ); 59*0Sstevel@tonic-gate static int ber_start_seqorset( BerElement *ber, unsigned int tag ); 60*0Sstevel@tonic-gate static int ber_put_seqorset( BerElement *ber ); 61*0Sstevel@tonic-gate static int ber_put_int_or_enum( BerElement *ber, int num, unsigned int tag ); 62*0Sstevel@tonic-gate #endif /* NEEDPROTOS */ 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate extern int ber_realloc(BerElement *ber, unsigned int len); 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate static int 67*0Sstevel@tonic-gate ber_calc_taglen( unsigned int tag ) 68*0Sstevel@tonic-gate { 69*0Sstevel@tonic-gate int i; 70*0Sstevel@tonic-gate int mask; 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate /* find the first non-all-zero byte in the tag */ 73*0Sstevel@tonic-gate for ( i = sizeof(int) - 1; i > 0; i-- ) { 74*0Sstevel@tonic-gate mask = (0xffL << (i * 8)); 75*0Sstevel@tonic-gate /* not all zero */ 76*0Sstevel@tonic-gate if ( tag & mask ) 77*0Sstevel@tonic-gate break; 78*0Sstevel@tonic-gate } 79*0Sstevel@tonic-gate 80*0Sstevel@tonic-gate return( i + 1 ); 81*0Sstevel@tonic-gate } 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate static int 84*0Sstevel@tonic-gate ber_put_tag( BerElement *ber, unsigned int tag, int nosos ) 85*0Sstevel@tonic-gate { 86*0Sstevel@tonic-gate int taglen; 87*0Sstevel@tonic-gate unsigned int ntag; 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate taglen = ber_calc_taglen( tag ); 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate ntag = LBER_HTONL( tag ); 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate return( ber_write( ber, ((char *) &ntag) + sizeof(int) - taglen, 94*0Sstevel@tonic-gate taglen, nosos ) ); 95*0Sstevel@tonic-gate } 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate static int 98*0Sstevel@tonic-gate ber_calc_lenlen( unsigned int len ) 99*0Sstevel@tonic-gate { 100*0Sstevel@tonic-gate /* 101*0Sstevel@tonic-gate * short len if it's less than 128 - one byte giving the len, 102*0Sstevel@tonic-gate * with bit 8 0. 103*0Sstevel@tonic-gate */ 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate if ( len <= 0x7F ) 106*0Sstevel@tonic-gate return( 1 ); 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate /* 109*0Sstevel@tonic-gate * int len otherwise - one byte with bit 8 set, giving the 110*0Sstevel@tonic-gate * length of the length, followed by the length itself. 111*0Sstevel@tonic-gate */ 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate if ( len <= 0xFF ) 114*0Sstevel@tonic-gate return( 2 ); 115*0Sstevel@tonic-gate if ( len <= 0xFFFF ) 116*0Sstevel@tonic-gate return( 3 ); 117*0Sstevel@tonic-gate if ( len <= 0xFFFFFF ) 118*0Sstevel@tonic-gate return( 4 ); 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate return( 5 ); 121*0Sstevel@tonic-gate } 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate static int 124*0Sstevel@tonic-gate ber_put_len( BerElement *ber, unsigned int len, int nosos ) 125*0Sstevel@tonic-gate { 126*0Sstevel@tonic-gate int i; 127*0Sstevel@tonic-gate char lenlen; 128*0Sstevel@tonic-gate int mask; 129*0Sstevel@tonic-gate unsigned int netlen; 130*0Sstevel@tonic-gate 131*0Sstevel@tonic-gate /* 132*0Sstevel@tonic-gate * short len if it's less than 128 - one byte giving the len, 133*0Sstevel@tonic-gate * with bit 8 0. 134*0Sstevel@tonic-gate */ 135*0Sstevel@tonic-gate 136*0Sstevel@tonic-gate if ( len <= 127 ) { 137*0Sstevel@tonic-gate netlen = LBER_HTONL( len ); 138*0Sstevel@tonic-gate return( ber_write( ber, (char *) &netlen + sizeof(int) - 1, 139*0Sstevel@tonic-gate 1, nosos ) ); 140*0Sstevel@tonic-gate } 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate /* 143*0Sstevel@tonic-gate * int len otherwise - one byte with bit 8 set, giving the 144*0Sstevel@tonic-gate * length of the length, followed by the length itself. 145*0Sstevel@tonic-gate */ 146*0Sstevel@tonic-gate 147*0Sstevel@tonic-gate /* find the first non-all-zero byte */ 148*0Sstevel@tonic-gate for ( i = sizeof(int) - 1; i > 0; i-- ) { 149*0Sstevel@tonic-gate mask = (0xff << (i * 8)); 150*0Sstevel@tonic-gate /* not all zero */ 151*0Sstevel@tonic-gate if ( len & mask ) 152*0Sstevel@tonic-gate break; 153*0Sstevel@tonic-gate } 154*0Sstevel@tonic-gate lenlen = ++i; 155*0Sstevel@tonic-gate if ( lenlen > 4 ) 156*0Sstevel@tonic-gate return( -1 ); 157*0Sstevel@tonic-gate lenlen |= 0x80; 158*0Sstevel@tonic-gate 159*0Sstevel@tonic-gate /* write the length of the length */ 160*0Sstevel@tonic-gate if ( ber_write( ber, &lenlen, 1, nosos ) != 1 ) 161*0Sstevel@tonic-gate return( -1 ); 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate /* write the length itself */ 164*0Sstevel@tonic-gate netlen = LBER_HTONL( len ); 165*0Sstevel@tonic-gate if ( ber_write( ber, (char *) &netlen + (sizeof(int) - i), i, nosos ) 166*0Sstevel@tonic-gate != i ) 167*0Sstevel@tonic-gate return( -1 ); 168*0Sstevel@tonic-gate 169*0Sstevel@tonic-gate return( i + 1 ); 170*0Sstevel@tonic-gate } 171*0Sstevel@tonic-gate 172*0Sstevel@tonic-gate static int 173*0Sstevel@tonic-gate ber_put_int_or_enum( BerElement *ber, int num, unsigned int tag ) 174*0Sstevel@tonic-gate { 175*0Sstevel@tonic-gate int i, sign, taglen; 176*0Sstevel@tonic-gate int len, lenlen; 177*0Sstevel@tonic-gate int netnum, mask; 178*0Sstevel@tonic-gate 179*0Sstevel@tonic-gate sign = (num < 0); 180*0Sstevel@tonic-gate 181*0Sstevel@tonic-gate /* 182*0Sstevel@tonic-gate * high bit is set - look for first non-all-one byte 183*0Sstevel@tonic-gate * high bit is clear - look for first non-all-zero byte 184*0Sstevel@tonic-gate */ 185*0Sstevel@tonic-gate for ( i = sizeof(int) - 1; i > 0; i-- ) { 186*0Sstevel@tonic-gate mask = (0xff << (i * 8)); 187*0Sstevel@tonic-gate 188*0Sstevel@tonic-gate if ( sign ) { 189*0Sstevel@tonic-gate /* not all ones */ 190*0Sstevel@tonic-gate if ( (num & mask) != mask ) 191*0Sstevel@tonic-gate break; 192*0Sstevel@tonic-gate } else { 193*0Sstevel@tonic-gate /* not all zero */ 194*0Sstevel@tonic-gate if ( num & mask ) 195*0Sstevel@tonic-gate break; 196*0Sstevel@tonic-gate } 197*0Sstevel@tonic-gate } 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate /* 200*0Sstevel@tonic-gate * we now have the "leading byte". if the high bit on this 201*0Sstevel@tonic-gate * byte matches the sign bit, we need to "back up" a byte. 202*0Sstevel@tonic-gate */ 203*0Sstevel@tonic-gate mask = (num & (0x80 << (i * 8))); 204*0Sstevel@tonic-gate if ( (mask && !sign) || (sign && !mask) ) 205*0Sstevel@tonic-gate i++; 206*0Sstevel@tonic-gate 207*0Sstevel@tonic-gate len = i + 1; 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate if ( (taglen = ber_put_tag( ber, tag, 0 )) == -1 ) 210*0Sstevel@tonic-gate return( -1 ); 211*0Sstevel@tonic-gate 212*0Sstevel@tonic-gate if ( (lenlen = ber_put_len( ber, len, 0 )) == -1 ) 213*0Sstevel@tonic-gate return( -1 ); 214*0Sstevel@tonic-gate i++; 215*0Sstevel@tonic-gate netnum = LBER_HTONL( num ); 216*0Sstevel@tonic-gate if ( ber_write( ber, (char *) &netnum + (sizeof(int) - i), i, 0 ) 217*0Sstevel@tonic-gate != i ) 218*0Sstevel@tonic-gate return( -1 ); 219*0Sstevel@tonic-gate 220*0Sstevel@tonic-gate /* length of tag + length + contents */ 221*0Sstevel@tonic-gate return( taglen + lenlen + i ); 222*0Sstevel@tonic-gate } 223*0Sstevel@tonic-gate 224*0Sstevel@tonic-gate int 225*0Sstevel@tonic-gate ber_put_enum( BerElement *ber, int num, unsigned int tag ) 226*0Sstevel@tonic-gate { 227*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 228*0Sstevel@tonic-gate tag = LBER_ENUMERATED; 229*0Sstevel@tonic-gate 230*0Sstevel@tonic-gate return( ber_put_int_or_enum( ber, num, tag ) ); 231*0Sstevel@tonic-gate } 232*0Sstevel@tonic-gate 233*0Sstevel@tonic-gate int 234*0Sstevel@tonic-gate ber_put_int( BerElement *ber, int num, unsigned int tag ) 235*0Sstevel@tonic-gate { 236*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 237*0Sstevel@tonic-gate tag = LBER_INTEGER; 238*0Sstevel@tonic-gate 239*0Sstevel@tonic-gate return( ber_put_int_or_enum( ber, num, tag ) ); 240*0Sstevel@tonic-gate } 241*0Sstevel@tonic-gate 242*0Sstevel@tonic-gate int 243*0Sstevel@tonic-gate ber_put_ostring( BerElement *ber, char *str, unsigned int len, 244*0Sstevel@tonic-gate unsigned int tag ) 245*0Sstevel@tonic-gate { 246*0Sstevel@tonic-gate int taglen, lenlen, rc; 247*0Sstevel@tonic-gate #ifdef STR_TRANSLATION 248*0Sstevel@tonic-gate int free_str; 249*0Sstevel@tonic-gate #endif /* STR_TRANSLATION */ 250*0Sstevel@tonic-gate 251*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 252*0Sstevel@tonic-gate tag = LBER_OCTETSTRING; 253*0Sstevel@tonic-gate 254*0Sstevel@tonic-gate if ( (taglen = ber_put_tag( ber, tag, 0 )) == -1 ) 255*0Sstevel@tonic-gate return( -1 ); 256*0Sstevel@tonic-gate 257*0Sstevel@tonic-gate #ifdef STR_TRANSLATION 258*0Sstevel@tonic-gate if ( len > 0 && ( ber->ber_options & LBER_TRANSLATE_STRINGS ) != 0 && 259*0Sstevel@tonic-gate ber->ber_encode_translate_proc != NULL ) { 260*0Sstevel@tonic-gate if ( (*(ber->ber_encode_translate_proc))( &str, &len, 0 ) 261*0Sstevel@tonic-gate != 0 ) { 262*0Sstevel@tonic-gate return( -1 ); 263*0Sstevel@tonic-gate } 264*0Sstevel@tonic-gate free_str = 1; 265*0Sstevel@tonic-gate } else { 266*0Sstevel@tonic-gate free_str = 0; 267*0Sstevel@tonic-gate } 268*0Sstevel@tonic-gate #endif /* STR_TRANSLATION */ 269*0Sstevel@tonic-gate 270*0Sstevel@tonic-gate if ( (lenlen = ber_put_len( ber, len, 0 )) == -1 || 271*0Sstevel@tonic-gate ber_write( ber, str, len, 0 ) != len ) { 272*0Sstevel@tonic-gate rc = -1; 273*0Sstevel@tonic-gate } else { 274*0Sstevel@tonic-gate /* return length of tag + length + contents */ 275*0Sstevel@tonic-gate rc = taglen + lenlen + len; 276*0Sstevel@tonic-gate } 277*0Sstevel@tonic-gate 278*0Sstevel@tonic-gate #ifdef STR_TRANSLATION 279*0Sstevel@tonic-gate if ( free_str ) { 280*0Sstevel@tonic-gate free( str ); 281*0Sstevel@tonic-gate } 282*0Sstevel@tonic-gate #endif /* STR_TRANSLATION */ 283*0Sstevel@tonic-gate 284*0Sstevel@tonic-gate return( rc ); 285*0Sstevel@tonic-gate } 286*0Sstevel@tonic-gate 287*0Sstevel@tonic-gate int 288*0Sstevel@tonic-gate ber_put_string( BerElement *ber, char *str, unsigned int tag ) 289*0Sstevel@tonic-gate { 290*0Sstevel@tonic-gate return( ber_put_ostring( ber, str, (unsigned int)strlen( str ), tag )); 291*0Sstevel@tonic-gate } 292*0Sstevel@tonic-gate 293*0Sstevel@tonic-gate int 294*0Sstevel@tonic-gate ber_put_bitstring( BerElement *ber, char *str, 295*0Sstevel@tonic-gate unsigned int blen /* in bits */, unsigned int tag ) 296*0Sstevel@tonic-gate { 297*0Sstevel@tonic-gate int taglen, lenlen, len; 298*0Sstevel@tonic-gate unsigned char unusedbits; 299*0Sstevel@tonic-gate 300*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 301*0Sstevel@tonic-gate tag = LBER_BITSTRING; 302*0Sstevel@tonic-gate 303*0Sstevel@tonic-gate if ( (taglen = ber_put_tag( ber, tag, 0 )) == -1 ) 304*0Sstevel@tonic-gate return( -1 ); 305*0Sstevel@tonic-gate 306*0Sstevel@tonic-gate len = ( blen + 7 ) / 8; 307*0Sstevel@tonic-gate unusedbits = len * 8 - blen; 308*0Sstevel@tonic-gate if ( (lenlen = ber_put_len( ber, len + 1, 0 )) == -1 ) 309*0Sstevel@tonic-gate return( -1 ); 310*0Sstevel@tonic-gate 311*0Sstevel@tonic-gate if ( ber_write( ber, (char *)&unusedbits, 1, 0 ) != 1 ) 312*0Sstevel@tonic-gate return( -1 ); 313*0Sstevel@tonic-gate 314*0Sstevel@tonic-gate if ( ber_write( ber, str, len, 0 ) != len ) 315*0Sstevel@tonic-gate return( -1 ); 316*0Sstevel@tonic-gate 317*0Sstevel@tonic-gate /* return length of tag + length + unused bit count + contents */ 318*0Sstevel@tonic-gate return( taglen + 1 + lenlen + len ); 319*0Sstevel@tonic-gate } 320*0Sstevel@tonic-gate 321*0Sstevel@tonic-gate int 322*0Sstevel@tonic-gate ber_put_null( BerElement *ber, unsigned int tag ) 323*0Sstevel@tonic-gate { 324*0Sstevel@tonic-gate int taglen; 325*0Sstevel@tonic-gate 326*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 327*0Sstevel@tonic-gate tag = LBER_NULL; 328*0Sstevel@tonic-gate 329*0Sstevel@tonic-gate if ( (taglen = ber_put_tag( ber, tag, 0 )) == -1 ) 330*0Sstevel@tonic-gate return( -1 ); 331*0Sstevel@tonic-gate 332*0Sstevel@tonic-gate if ( ber_put_len( ber, 0, 0 ) != 1 ) 333*0Sstevel@tonic-gate return( -1 ); 334*0Sstevel@tonic-gate 335*0Sstevel@tonic-gate return( taglen + 1 ); 336*0Sstevel@tonic-gate } 337*0Sstevel@tonic-gate 338*0Sstevel@tonic-gate int 339*0Sstevel@tonic-gate ber_put_boolean( BerElement *ber, int boolval, unsigned int tag ) 340*0Sstevel@tonic-gate { 341*0Sstevel@tonic-gate int taglen; 342*0Sstevel@tonic-gate unsigned char trueval = 0xff; 343*0Sstevel@tonic-gate unsigned char falseval = 0x00; 344*0Sstevel@tonic-gate 345*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 346*0Sstevel@tonic-gate tag = LBER_BOOLEAN; 347*0Sstevel@tonic-gate 348*0Sstevel@tonic-gate if ( (taglen = ber_put_tag( ber, tag, 0 )) == -1 ) 349*0Sstevel@tonic-gate return( -1 ); 350*0Sstevel@tonic-gate 351*0Sstevel@tonic-gate if ( ber_put_len( ber, 1, 0 ) != 1 ) 352*0Sstevel@tonic-gate return( -1 ); 353*0Sstevel@tonic-gate 354*0Sstevel@tonic-gate if ( ber_write( ber, (char *)(boolval ? &trueval : &falseval), 1, 0 ) 355*0Sstevel@tonic-gate != 1 ) 356*0Sstevel@tonic-gate return( -1 ); 357*0Sstevel@tonic-gate 358*0Sstevel@tonic-gate return( taglen + 2 ); 359*0Sstevel@tonic-gate } 360*0Sstevel@tonic-gate 361*0Sstevel@tonic-gate #define FOUR_BYTE_LEN 5 362*0Sstevel@tonic-gate 363*0Sstevel@tonic-gate static int 364*0Sstevel@tonic-gate ber_start_seqorset( BerElement *ber, unsigned int tag ) 365*0Sstevel@tonic-gate { 366*0Sstevel@tonic-gate Seqorset *new; 367*0Sstevel@tonic-gate 368*0Sstevel@tonic-gate if ( (new = (Seqorset *) calloc( sizeof(Seqorset), 1 )) 369*0Sstevel@tonic-gate == NULLSEQORSET ) 370*0Sstevel@tonic-gate return( -1 ); 371*0Sstevel@tonic-gate new->sos_ber = ber; 372*0Sstevel@tonic-gate if ( ber->ber_sos == NULLSEQORSET ) 373*0Sstevel@tonic-gate new->sos_first = ber->ber_ptr; 374*0Sstevel@tonic-gate else 375*0Sstevel@tonic-gate new->sos_first = ber->ber_sos->sos_ptr; 376*0Sstevel@tonic-gate 377*0Sstevel@tonic-gate /* Set aside room for a 4 byte length field */ 378*0Sstevel@tonic-gate new->sos_ptr = new->sos_first + ber_calc_taglen( tag ) + FOUR_BYTE_LEN; 379*0Sstevel@tonic-gate new->sos_tag = tag; 380*0Sstevel@tonic-gate 381*0Sstevel@tonic-gate new->sos_next = ber->ber_sos; 382*0Sstevel@tonic-gate ber->ber_sos = new; 383*0Sstevel@tonic-gate if (ber->ber_sos->sos_ptr > ber->ber_end) 384*0Sstevel@tonic-gate ber_realloc(ber, ber->ber_sos->sos_ptr - ber->ber_end); 385*0Sstevel@tonic-gate 386*0Sstevel@tonic-gate return( 0 ); 387*0Sstevel@tonic-gate } 388*0Sstevel@tonic-gate 389*0Sstevel@tonic-gate int 390*0Sstevel@tonic-gate ber_start_seq( BerElement *ber, unsigned int tag ) 391*0Sstevel@tonic-gate { 392*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 393*0Sstevel@tonic-gate tag = LBER_SEQUENCE; 394*0Sstevel@tonic-gate 395*0Sstevel@tonic-gate return( ber_start_seqorset( ber, tag ) ); 396*0Sstevel@tonic-gate } 397*0Sstevel@tonic-gate 398*0Sstevel@tonic-gate int 399*0Sstevel@tonic-gate ber_start_set( BerElement *ber, unsigned int tag ) 400*0Sstevel@tonic-gate { 401*0Sstevel@tonic-gate if ( tag == LBER_DEFAULT ) 402*0Sstevel@tonic-gate tag = LBER_SET; 403*0Sstevel@tonic-gate 404*0Sstevel@tonic-gate return( ber_start_seqorset( ber, tag ) ); 405*0Sstevel@tonic-gate } 406*0Sstevel@tonic-gate 407*0Sstevel@tonic-gate static int 408*0Sstevel@tonic-gate ber_put_seqorset( BerElement *ber ) 409*0Sstevel@tonic-gate { 410*0Sstevel@tonic-gate unsigned int len, netlen; 411*0Sstevel@tonic-gate int taglen, lenlen; 412*0Sstevel@tonic-gate unsigned char ltag = 0x80 + FOUR_BYTE_LEN - 1; 413*0Sstevel@tonic-gate Seqorset *next; 414*0Sstevel@tonic-gate Seqorset **sos = &ber->ber_sos; 415*0Sstevel@tonic-gate 416*0Sstevel@tonic-gate /* 417*0Sstevel@tonic-gate * If this is the toplevel sequence or set, we need to actually 418*0Sstevel@tonic-gate * write the stuff out. Otherwise, it's already been put in 419*0Sstevel@tonic-gate * the appropriate buffer and will be written when the toplevel 420*0Sstevel@tonic-gate * one is written. In this case all we need to do is update the 421*0Sstevel@tonic-gate * length and tag. 422*0Sstevel@tonic-gate */ 423*0Sstevel@tonic-gate 424*0Sstevel@tonic-gate len = (*sos)->sos_clen; 425*0Sstevel@tonic-gate netlen = LBER_HTONL( len ); 426*0Sstevel@tonic-gate /* CONSTCOND */ 427*0Sstevel@tonic-gate if ( sizeof(int) > 4 && len > 0xFFFFFFFF ) 428*0Sstevel@tonic-gate return( -1 ); 429*0Sstevel@tonic-gate 430*0Sstevel@tonic-gate if ( ber->ber_options & LBER_USE_DER ) { 431*0Sstevel@tonic-gate lenlen = ber_calc_lenlen( len ); 432*0Sstevel@tonic-gate } else { 433*0Sstevel@tonic-gate lenlen = FOUR_BYTE_LEN; 434*0Sstevel@tonic-gate } 435*0Sstevel@tonic-gate 436*0Sstevel@tonic-gate if ( (next = (*sos)->sos_next) == NULLSEQORSET ) { 437*0Sstevel@tonic-gate /* write the tag */ 438*0Sstevel@tonic-gate if ( (taglen = ber_put_tag( ber, (*sos)->sos_tag, 1 )) == -1 ) 439*0Sstevel@tonic-gate return( -1 ); 440*0Sstevel@tonic-gate 441*0Sstevel@tonic-gate if ( ber->ber_options & LBER_USE_DER ) { 442*0Sstevel@tonic-gate /* Write the length in the minimum # of octets */ 443*0Sstevel@tonic-gate if ( ber_put_len( ber, len, 1 ) == -1 ) 444*0Sstevel@tonic-gate return( -1 ); 445*0Sstevel@tonic-gate 446*0Sstevel@tonic-gate if (lenlen != FOUR_BYTE_LEN) { 447*0Sstevel@tonic-gate /* 448*0Sstevel@tonic-gate * We set aside FOUR_BYTE_LEN bytes for 449*0Sstevel@tonic-gate * the length field. Move the data if 450*0Sstevel@tonic-gate * we don't actually need that much 451*0Sstevel@tonic-gate */ 452*0Sstevel@tonic-gate (void) SAFEMEMCPY( (*sos)->sos_first + taglen + 453*0Sstevel@tonic-gate lenlen, (*sos)->sos_first + taglen + 454*0Sstevel@tonic-gate FOUR_BYTE_LEN, len ); 455*0Sstevel@tonic-gate } 456*0Sstevel@tonic-gate } else { 457*0Sstevel@tonic-gate /* Fill FOUR_BYTE_LEN bytes for length field */ 458*0Sstevel@tonic-gate /* one byte of length length */ 459*0Sstevel@tonic-gate if ( ber_write( ber, (char *)<ag, 1, 1 ) != 1 ) 460*0Sstevel@tonic-gate return( -1 ); 461*0Sstevel@tonic-gate 462*0Sstevel@tonic-gate /* the length itself */ 463*0Sstevel@tonic-gate if ( ber_write( ber, (char *) &netlen + sizeof(int) 464*0Sstevel@tonic-gate - (FOUR_BYTE_LEN - 1), FOUR_BYTE_LEN - 1, 1 ) 465*0Sstevel@tonic-gate != FOUR_BYTE_LEN - 1 ) 466*0Sstevel@tonic-gate return( -1 ); 467*0Sstevel@tonic-gate } 468*0Sstevel@tonic-gate /* The ber_ptr is at the set/seq start - move it to the end */ 469*0Sstevel@tonic-gate (*sos)->sos_ber->ber_ptr += len; 470*0Sstevel@tonic-gate } else { 471*0Sstevel@tonic-gate unsigned int ntag; 472*0Sstevel@tonic-gate 473*0Sstevel@tonic-gate /* the tag */ 474*0Sstevel@tonic-gate taglen = ber_calc_taglen( (*sos)->sos_tag ); 475*0Sstevel@tonic-gate ntag = LBER_HTONL( (*sos)->sos_tag ); 476*0Sstevel@tonic-gate (void) SAFEMEMCPY( (*sos)->sos_first, (char *) &ntag + 477*0Sstevel@tonic-gate sizeof(int) - taglen, taglen ); 478*0Sstevel@tonic-gate 479*0Sstevel@tonic-gate if ( ber->ber_options & LBER_USE_DER ) { 480*0Sstevel@tonic-gate ltag = (lenlen == 1) ? len : 0x80 + (lenlen - 1); 481*0Sstevel@tonic-gate } 482*0Sstevel@tonic-gate 483*0Sstevel@tonic-gate /* one byte of length length */ 484*0Sstevel@tonic-gate (void) SAFEMEMCPY( (*sos)->sos_first + 1, <ag, 1 ); 485*0Sstevel@tonic-gate 486*0Sstevel@tonic-gate if ( ber->ber_options & LBER_USE_DER ) { 487*0Sstevel@tonic-gate if (lenlen > 1) { 488*0Sstevel@tonic-gate /* Write the length itself */ 489*0Sstevel@tonic-gate (void) SAFEMEMCPY( (*sos)->sos_first + 2, 490*0Sstevel@tonic-gate (char *)&netlen + sizeof(unsigned int) - 491*0Sstevel@tonic-gate (lenlen - 1), 492*0Sstevel@tonic-gate lenlen - 1 ); 493*0Sstevel@tonic-gate } 494*0Sstevel@tonic-gate if (lenlen != FOUR_BYTE_LEN) { 495*0Sstevel@tonic-gate /* 496*0Sstevel@tonic-gate * We set aside FOUR_BYTE_LEN bytes for 497*0Sstevel@tonic-gate * the length field. Move the data if 498*0Sstevel@tonic-gate * we don't actually need that much 499*0Sstevel@tonic-gate */ 500*0Sstevel@tonic-gate (void) SAFEMEMCPY( (*sos)->sos_first + taglen + 501*0Sstevel@tonic-gate lenlen, (*sos)->sos_first + taglen + 502*0Sstevel@tonic-gate FOUR_BYTE_LEN, len ); 503*0Sstevel@tonic-gate } 504*0Sstevel@tonic-gate } else { 505*0Sstevel@tonic-gate /* the length itself */ 506*0Sstevel@tonic-gate (void) SAFEMEMCPY( (*sos)->sos_first + taglen + 1, 507*0Sstevel@tonic-gate (char *) &netlen + sizeof(int) - 508*0Sstevel@tonic-gate (FOUR_BYTE_LEN - 1), FOUR_BYTE_LEN - 1 ); 509*0Sstevel@tonic-gate } 510*0Sstevel@tonic-gate 511*0Sstevel@tonic-gate next->sos_clen += (taglen + lenlen + len); 512*0Sstevel@tonic-gate next->sos_ptr += (taglen + lenlen + len); 513*0Sstevel@tonic-gate } 514*0Sstevel@tonic-gate 515*0Sstevel@tonic-gate /* we're done with this seqorset, so free it up */ 516*0Sstevel@tonic-gate free( (char *) (*sos) ); 517*0Sstevel@tonic-gate *sos = next; 518*0Sstevel@tonic-gate 519*0Sstevel@tonic-gate return( taglen + lenlen + len ); 520*0Sstevel@tonic-gate } 521*0Sstevel@tonic-gate 522*0Sstevel@tonic-gate int 523*0Sstevel@tonic-gate ber_put_seq( BerElement *ber ) 524*0Sstevel@tonic-gate { 525*0Sstevel@tonic-gate return( ber_put_seqorset( ber ) ); 526*0Sstevel@tonic-gate } 527*0Sstevel@tonic-gate 528*0Sstevel@tonic-gate int 529*0Sstevel@tonic-gate ber_put_set( BerElement *ber ) 530*0Sstevel@tonic-gate { 531*0Sstevel@tonic-gate return( ber_put_seqorset( ber ) ); 532*0Sstevel@tonic-gate } 533*0Sstevel@tonic-gate 534*0Sstevel@tonic-gate /* VARARGS */ 535*0Sstevel@tonic-gate int 536*0Sstevel@tonic-gate ber_printf( 537*0Sstevel@tonic-gate #if defined(MACOS) || defined(_WIN32) || defined(BC31) || defined(__sun) 538*0Sstevel@tonic-gate BerElement *ber, char *fmt, ... ) 539*0Sstevel@tonic-gate #else /* MACOS || _WIN32 || BC31 */ 540*0Sstevel@tonic-gate va_alist ) 541*0Sstevel@tonic-gate va_dcl 542*0Sstevel@tonic-gate #endif /* MACOS || _WIN32 || BC31 */ 543*0Sstevel@tonic-gate { 544*0Sstevel@tonic-gate va_list ap; 545*0Sstevel@tonic-gate #if !defined(MACOS) && !defined(_WIN32) && !defined(BC31) && !defined(__sun) 546*0Sstevel@tonic-gate BerElement *ber; 547*0Sstevel@tonic-gate char *fmt; 548*0Sstevel@tonic-gate #endif /* !MACOS && !_WIN32 && !BC31 */ 549*0Sstevel@tonic-gate char *s, **ss; 550*0Sstevel@tonic-gate struct berval **bv; 551*0Sstevel@tonic-gate int rc, i; 552*0Sstevel@tonic-gate unsigned int len; 553*0Sstevel@tonic-gate 554*0Sstevel@tonic-gate #if defined(MACOS) || defined(_WIN32) || defined(BC31) || defined(__sun) 555*0Sstevel@tonic-gate va_start( ap, fmt ); 556*0Sstevel@tonic-gate #else /* MACOS || _WIN32 || BC31 */ 557*0Sstevel@tonic-gate va_start( ap ); 558*0Sstevel@tonic-gate ber = va_arg( ap, BerElement * ); 559*0Sstevel@tonic-gate fmt = va_arg( ap, char * ); 560*0Sstevel@tonic-gate #endif /* MACOS || _WIN32 || BC31 */ 561*0Sstevel@tonic-gate 562*0Sstevel@tonic-gate for ( rc = 0; *fmt && rc != -1; fmt++ ) { 563*0Sstevel@tonic-gate switch ( *fmt ) { 564*0Sstevel@tonic-gate case 'b': /* boolean */ 565*0Sstevel@tonic-gate i = va_arg( ap, int ); 566*0Sstevel@tonic-gate rc = ber_put_boolean( ber, i, ber->ber_tag ); 567*0Sstevel@tonic-gate break; 568*0Sstevel@tonic-gate 569*0Sstevel@tonic-gate case 'i': /* int */ 570*0Sstevel@tonic-gate i = va_arg( ap, int ); 571*0Sstevel@tonic-gate rc = ber_put_int( ber, i, ber->ber_tag ); 572*0Sstevel@tonic-gate break; 573*0Sstevel@tonic-gate 574*0Sstevel@tonic-gate case 'e': /* enumeration */ 575*0Sstevel@tonic-gate i = va_arg( ap, int ); 576*0Sstevel@tonic-gate rc = ber_put_enum( ber, i, ber->ber_tag ); 577*0Sstevel@tonic-gate break; 578*0Sstevel@tonic-gate 579*0Sstevel@tonic-gate case 'n': /* null */ 580*0Sstevel@tonic-gate rc = ber_put_null( ber, ber->ber_tag ); 581*0Sstevel@tonic-gate break; 582*0Sstevel@tonic-gate 583*0Sstevel@tonic-gate case 'o': /* octet string (non-null terminated) */ 584*0Sstevel@tonic-gate s = va_arg( ap, char * ); 585*0Sstevel@tonic-gate len = va_arg( ap, int ); 586*0Sstevel@tonic-gate rc = ber_put_ostring( ber, s, len, ber->ber_tag ); 587*0Sstevel@tonic-gate break; 588*0Sstevel@tonic-gate 589*0Sstevel@tonic-gate case 's': /* string */ 590*0Sstevel@tonic-gate s = va_arg( ap, char * ); 591*0Sstevel@tonic-gate rc = ber_put_string( ber, s, ber->ber_tag ); 592*0Sstevel@tonic-gate break; 593*0Sstevel@tonic-gate 594*0Sstevel@tonic-gate case 'B': /* bit string */ 595*0Sstevel@tonic-gate s = va_arg( ap, char * ); 596*0Sstevel@tonic-gate len = va_arg( ap, int ); /* in bits */ 597*0Sstevel@tonic-gate rc = ber_put_bitstring( ber, s, len, ber->ber_tag ); 598*0Sstevel@tonic-gate break; 599*0Sstevel@tonic-gate 600*0Sstevel@tonic-gate case 't': /* tag for the next element */ 601*0Sstevel@tonic-gate ber->ber_tag = va_arg( ap, unsigned int ); 602*0Sstevel@tonic-gate ber->ber_usertag = 1; 603*0Sstevel@tonic-gate break; 604*0Sstevel@tonic-gate 605*0Sstevel@tonic-gate case 'v': /* vector of strings */ 606*0Sstevel@tonic-gate if ( (ss = va_arg( ap, char ** )) == NULL ) 607*0Sstevel@tonic-gate break; 608*0Sstevel@tonic-gate for ( i = 0; ss[i] != NULL; i++ ) { 609*0Sstevel@tonic-gate if ( (rc = ber_put_string( ber, ss[i], 610*0Sstevel@tonic-gate ber->ber_tag )) == -1 ) 611*0Sstevel@tonic-gate break; 612*0Sstevel@tonic-gate } 613*0Sstevel@tonic-gate break; 614*0Sstevel@tonic-gate 615*0Sstevel@tonic-gate case 'V': /* sequences of strings + lengths */ 616*0Sstevel@tonic-gate if ( (bv = va_arg( ap, struct berval ** )) == NULL ) 617*0Sstevel@tonic-gate break; 618*0Sstevel@tonic-gate for ( i = 0; bv[i] != NULL; i++ ) { 619*0Sstevel@tonic-gate if ( (rc = ber_put_ostring( ber, bv[i]->bv_val, 620*0Sstevel@tonic-gate bv[i]->bv_len, ber->ber_tag )) == -1 ) 621*0Sstevel@tonic-gate break; 622*0Sstevel@tonic-gate } 623*0Sstevel@tonic-gate break; 624*0Sstevel@tonic-gate 625*0Sstevel@tonic-gate case '{': /* begin sequence */ 626*0Sstevel@tonic-gate rc = ber_start_seq( ber, ber->ber_tag ); 627*0Sstevel@tonic-gate break; 628*0Sstevel@tonic-gate 629*0Sstevel@tonic-gate case '}': /* end sequence */ 630*0Sstevel@tonic-gate rc = ber_put_seqorset( ber ); 631*0Sstevel@tonic-gate break; 632*0Sstevel@tonic-gate 633*0Sstevel@tonic-gate case '[': /* begin set */ 634*0Sstevel@tonic-gate rc = ber_start_set( ber, ber->ber_tag ); 635*0Sstevel@tonic-gate break; 636*0Sstevel@tonic-gate 637*0Sstevel@tonic-gate case ']': /* end set */ 638*0Sstevel@tonic-gate rc = ber_put_seqorset( ber ); 639*0Sstevel@tonic-gate break; 640*0Sstevel@tonic-gate 641*0Sstevel@tonic-gate default: 642*0Sstevel@tonic-gate #ifndef NO_USERINTERFACE 643*0Sstevel@tonic-gate (void) fprintf( stderr, catgets(slapdcat, 1, 74, "unknown fmt %c\n"), *fmt ); 644*0Sstevel@tonic-gate #endif /* NO_USERINTERFACE */ 645*0Sstevel@tonic-gate rc = -1; 646*0Sstevel@tonic-gate break; 647*0Sstevel@tonic-gate } 648*0Sstevel@tonic-gate 649*0Sstevel@tonic-gate if ( ber->ber_usertag == 0 ) 650*0Sstevel@tonic-gate ber->ber_tag = LBER_DEFAULT; 651*0Sstevel@tonic-gate else 652*0Sstevel@tonic-gate ber->ber_usertag = 0; 653*0Sstevel@tonic-gate } 654*0Sstevel@tonic-gate 655*0Sstevel@tonic-gate va_end( ap ); 656*0Sstevel@tonic-gate 657*0Sstevel@tonic-gate return( rc ); 658*0Sstevel@tonic-gate } 659