version 1.91, 2003/03/04 08:16:57
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version 1.129, 2009/11/04 10:17:03
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/* decode.c - ber input decoding routines */ |
/* decode.c - ber input decoding routines */ |
/* $OpenLDAP: pkg/ldap/libraries/liblber/decode.c,v 1.90 2003/03/03 14:54:49 hyc Exp $ */ |
/* $OpenLDAP: pkg/ldap/libraries/liblber/decode.c,v 1.128 2009/10/28 22:00:27 hallvard Exp $ */ |
/* |
/* This work is part of OpenLDAP Software <http://www.openldap.org/>. |
* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved. |
* |
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file |
* Copyright 1998-2009 The OpenLDAP Foundation. |
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* All rights reserved. |
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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 only as authorized by the OpenLDAP |
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* Public License. |
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* |
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* A copy of this license is available in the file LICENSE in the |
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* top-level directory of the distribution or, alternatively, at |
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* <http://www.OpenLDAP.org/license.html>. |
*/ |
*/ |
/* Portions |
/* Portions Copyright (c) 1990 Regents of the University of Michigan. |
* Copyright (c) 1990 Regents of the University of Michigan. |
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* All rights reserved. |
* All rights reserved. |
* |
* |
* Redistribution and use in source and binary forms are permitted |
* Redistribution and use in source and binary forms are permitted |
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* software without specific prior written permission. This software |
* software without specific prior written permission. This software |
* is provided ``as is'' without express or implied warranty. |
* is provided ``as is'' without express or implied warranty. |
*/ |
*/ |
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/* ACKNOWLEDGEMENTS: |
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* This work was originally developed by the University of Michigan |
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* (as part of U-MICH LDAP). |
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*/ |
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#include "portable.h" |
#include "portable.h" |
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#include <stdio.h> |
#include <stdio.h> |
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#include <ac/stdlib.h> |
#include <ac/stdlib.h> |
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#include <ac/stdarg.h> |
#include <ac/stdarg.h> |
#include <ac/string.h> |
#include <ac/string.h> |
#include <ac/socket.h> |
#include <ac/socket.h> |
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#include "lber-int.h" |
#include "lber-int.h" |
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static ber_len_t ber_getnint LDAP_P(( |
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BerElement *ber, |
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ber_int_t *num, |
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ber_len_t len )); |
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/* return the tag - LBER_DEFAULT returned means trouble */ |
/* out->bv_len should be the buffer size on input */ |
ber_tag_t |
int |
ber_get_tag( BerElement *ber ) |
ber_decode_oid( BerValue *in, BerValue *out ) |
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{ |
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const unsigned char *der; |
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unsigned long val; |
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unsigned val1; |
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ber_len_t i; |
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char *ptr; |
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assert( in != NULL ); |
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assert( out != NULL ); |
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|
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/* need 4 chars/inbyte + \0 for input={7f 7f 7f...} */ |
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if ( !out->bv_val || (out->bv_len+3)/4 <= in->bv_len ) |
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return -1; |
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ptr = NULL; |
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der = (unsigned char *) in->bv_val; |
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val = 0; |
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for ( i=0; i < in->bv_len; i++ ) { |
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val |= der[i] & 0x7f; |
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if ( !( der[i] & 0x80 )) { |
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if ( ptr == NULL ) { |
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/* Initial "x.y": val=x*40+y, x<=2, y<40 if x<2 */ |
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ptr = out->bv_val; |
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val1 = (val < 80 ? val/40 : 2); |
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val -= val1*40; |
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ptr += sprintf( ptr, "%u", val1 ); |
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} |
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ptr += sprintf( ptr, ".%lu", val ); |
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val = 0; |
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} else if ( val - 1UL < LBER_OID_COMPONENT_MAX >> 7 ) { |
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val <<= 7; |
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} else { |
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/* val would overflow, or is 0 from invalid initial 0x80 octet */ |
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return -1; |
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} |
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} |
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if ( ptr == NULL || val != 0 ) |
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return -1; |
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|
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out->bv_len = ptr - out->bv_val; |
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return 0; |
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} |
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|
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/* Return tag, with *bv = rest of element (starting at length octets) */ |
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static ber_tag_t |
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ber_tag_and_rest( const BerElement *ber, struct berval *bv ) |
{ |
{ |
unsigned char xbyte; |
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ber_tag_t tag; |
ber_tag_t tag; |
unsigned int i; |
ptrdiff_t rest; |
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unsigned char *ptr; |
|
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assert( ber != NULL ); |
assert( ber != NULL ); |
assert( LBER_VALID( ber ) ); |
assert( LBER_VALID( ber ) ); |
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if ( ber_pvt_ber_remaining( ber ) < 1 ) { |
ptr = (unsigned char *) ber->ber_ptr; |
return LBER_DEFAULT; |
rest = (unsigned char *) ber->ber_end - ptr; |
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if ( rest <= 0 ) { |
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goto fail; |
} |
} |
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if ( ber->ber_ptr == ber->ber_buf ) |
tag = ber->ber_tag; |
tag = *(unsigned char *)ber->ber_ptr; |
if ( (char *) ptr == ber->ber_buf ) { |
else |
tag = *ptr; |
tag = ber->ber_tag; |
} |
ber->ber_ptr++; |
ptr++; |
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rest--; |
if ( (tag & LBER_BIG_TAG_MASK) != LBER_BIG_TAG_MASK ) { |
if ( (tag & LBER_BIG_TAG_MASK) != LBER_BIG_TAG_MASK ) { |
return tag; |
goto done; |
} |
} |
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for ( i = 1; i < sizeof(ber_tag_t); i++ ) { |
do { |
if ( ber_read( ber, (char *) &xbyte, 1 ) != 1 ) { |
if ( rest <= 0 ) { |
return LBER_DEFAULT; |
break; |
} |
} |
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tag <<= 8; |
tag <<= 8; |
tag |= 0x00ffUL & (ber_tag_t) xbyte; |
tag |= *ptr++ & 0xffU; |
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rest--; |
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if ( ! (xbyte & LBER_MORE_TAG_MASK) ) { |
if ( ! (tag & LBER_MORE_TAG_MASK) ) { |
break; |
goto done; |
} |
} |
} |
} while ( tag <= (ber_tag_t)-1 / 256 ); |
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/* tag too big! */ |
fail: |
if ( i == sizeof(ber_tag_t) ) { |
/* Error or unsupported tag size */ |
return LBER_DEFAULT; |
tag = LBER_DEFAULT; |
} |
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done: |
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bv->bv_len = rest; |
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bv->bv_val = (char *) ptr; |
return tag; |
return tag; |
} |
} |
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/* Return the tag - LBER_DEFAULT returned means trouble */ |
ber_tag_t |
ber_tag_t |
ber_skip_tag( BerElement *ber, ber_len_t *len ) |
ber_get_tag( BerElement *ber ) |
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{ |
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struct berval bv; |
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ber_tag_t tag = ber_tag_and_rest( ber, &bv ); |
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ber->ber_ptr = bv.bv_val; |
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return tag; |
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} |
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/* Return next element's tag and point *bv at its contents in-place */ |
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ber_tag_t |
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ber_peek_element( const BerElement *ber, struct berval *bv ) |
{ |
{ |
ber_tag_t tag; |
ber_tag_t tag; |
unsigned char lc; |
ber_len_t len, rest; |
ber_len_t i, noctets; |
unsigned i; |
unsigned char netlen[sizeof(ber_len_t)]; |
unsigned char *ptr; |
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assert( ber != NULL ); |
assert( bv != NULL ); |
assert( len != NULL ); |
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assert( LBER_VALID( ber ) ); |
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/* |
/* |
* Any ber element looks like this: tag length contents. |
* Any ber element looks like this: tag length contents. |
* Assuming everything's ok, we return the tag byte (we |
* Assuming everything's ok, we return the tag, and point |
* can assume a single byte), and return the length in len. |
* bv at the contents. |
* |
* |
* Assumptions: |
* Assumptions: |
* 1) definite lengths |
* 1) definite lengths |
* 2) primitive encodings used whenever possible |
* 2) primitive encodings used whenever possible |
*/ |
*/ |
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*len = 0; |
len = 0; |
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/* |
/* |
* First, we read the tag. |
* First, we read the tag. |
*/ |
*/ |
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tag = ber_tag_and_rest( ber, bv ); |
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if ( (tag = ber_get_tag( ber )) == LBER_DEFAULT ) { |
rest = bv->bv_len; |
return LBER_DEFAULT; |
ptr = (unsigned char *) bv->bv_val; |
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if ( tag == LBER_DEFAULT || rest == 0 ) { |
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goto fail; |
} |
} |
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/* |
/* |
* Next, read the length. The first byte contains the length of |
* Next, read the length. The first octet determines the length |
* the length. If bit 8 is set, the length is the long form, |
* of the length. If bit 8 is 0, the length is the short form, |
* otherwise it's the short form. We don't allow a length that's |
* otherwise if the octet != 0x80 it's the long form, otherwise |
* greater than what we can hold in a ber_len_t. |
* the ber element has the unsupported indefinite-length format. |
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* Lengths that do not fit in a ber_len_t are not accepted. |
*/ |
*/ |
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if ( ber_read( ber, (char *) &lc, 1 ) != 1 ) |
len = *ptr++; |
return LBER_DEFAULT; |
rest--; |
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if ( lc & 0x80U ) { |
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noctets = (lc & 0x7fU); |
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if ( noctets > sizeof(ber_len_t) ) { |
if ( len & 0x80U ) { |
return LBER_DEFAULT; |
len &= 0x7fU; |
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if ( len - 1U > sizeof(ber_len_t) - 1U || rest < len ) { |
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/* Indefinite-length/too long length/not enough data */ |
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goto fail; |
} |
} |
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if( (unsigned) ber_read( ber, netlen, noctets ) != noctets ) { |
rest -= len; |
return LBER_DEFAULT; |
i = len; |
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for( len = *ptr++ & 0xffU; --i; len |= *ptr++ & 0xffU ) { |
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len <<= 8; |
} |
} |
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for( i = 0; i < noctets; i++ ) { |
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*len <<= 8; |
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*len |= netlen[i]; |
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} |
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} else { |
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*len = lc; |
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} |
} |
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/* BER element should have enough data left */ |
/* BER element should have enough data left */ |
if( *len > (ber_len_t) ber_pvt_ber_remaining( ber ) ) { |
if( len > rest ) { |
return LBER_DEFAULT; |
fail: |
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tag = LBER_DEFAULT; |
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} |
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bv->bv_len = len; |
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bv->bv_val = (char *) ptr; |
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return tag; |
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} |
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/* Move past next element, point *bv at it in-place, and return its tag. |
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* The caller may \0-terminate *bv, as next octet is saved in ber->ber_tag. |
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* Similar to ber_get_stringbv(ber, bv, LBER_BV_NOTERM) except on error. |
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*/ |
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ber_tag_t |
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ber_skip_element( BerElement *ber, struct berval *bv ) |
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{ |
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ber_tag_t tag = ber_peek_element( ber, bv ); |
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if ( tag != LBER_DEFAULT ) { |
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ber->ber_ptr = bv->bv_val + bv->bv_len; |
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ber->ber_tag = *(unsigned char *) ber->ber_ptr; |
} |
} |
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
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return tag; |
return tag; |
} |
} |
Line 155 ber_peek_tag(
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Line 239 ber_peek_tag(
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BerElement *ber, |
BerElement *ber, |
ber_len_t *len ) |
ber_len_t *len ) |
{ |
{ |
/* |
struct berval bv; |
* This implementation assumes ber_skip_tag() only |
ber_tag_t tag = ber_peek_element( ber, &bv ); |
* modifies ber_ptr field of the BerElement. |
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*/ |
*len = bv.bv_len; |
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return tag; |
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} |
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char *save; |
ber_tag_t |
ber_tag_t tag, old; |
ber_skip_tag( BerElement *ber, ber_len_t *lenp ) |
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{ |
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struct berval bv; |
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ber_tag_t tag = ber_peek_element( ber, &bv ); |
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old = ber->ber_tag; |
ber->ber_ptr = bv.bv_val; |
save = ber->ber_ptr; |
ber->ber_tag = *(unsigned char *) ber->ber_ptr; |
tag = ber_skip_tag( ber, len ); |
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ber->ber_ptr = save; |
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ber->ber_tag = old; |
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*lenp = bv.bv_len; |
return tag; |
return tag; |
} |
} |
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static ber_len_t |
ber_tag_t |
ber_getnint( |
ber_get_int( |
BerElement *ber, |
BerElement *ber, |
ber_int_t *num, |
ber_int_t *num ) |
ber_len_t len ) |
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{ |
{ |
unsigned char buf[sizeof(ber_int_t)]; |
ber_tag_t tag; |
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ber_len_t len; |
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struct berval bv; |
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assert( ber != NULL ); |
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assert( num != NULL ); |
assert( num != NULL ); |
assert( LBER_VALID( ber ) ); |
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/* |
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* The tag and length have already been stripped off. We should |
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* be sitting right before len bytes of 2's complement integer, |
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* ready to be read straight into an int. We may have to sign |
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* extend after we read it in. |
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*/ |
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if ( len > sizeof(ber_int_t) ) { |
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return -1; |
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} |
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/* read into the low-order bytes of our buffer */ |
tag = ber_skip_element( ber, &bv ); |
if ( (ber_len_t) ber_read( ber, (char *) buf, len ) != len ) { |
len = bv.bv_len; |
return -1; |
if ( tag == LBER_DEFAULT || len > sizeof(ber_int_t) ) { |
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return LBER_DEFAULT; |
} |
} |
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/* parse two's complement integer */ |
if( len ) { |
if( len ) { |
/* sign extend if necessary */ |
unsigned char *buf = (unsigned char *) bv.bv_val; |
ber_len_t i; |
ber_len_t i; |
ber_int_t netnum = 0x80 & buf[0] ? -1 : 0; |
ber_int_t netnum = buf[0] & 0xff; |
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|
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/* sign extend */ |
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netnum = (netnum ^ 0x80) - 0x80; |
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/* shift in the bytes */ |
/* shift in the bytes */ |
for( i=0 ; i<len; i++ ) { |
for( i = 1; i < len; i++ ) { |
netnum = (netnum << 8 ) | buf[i]; |
netnum = (netnum << 8 ) | buf[i]; |
} |
} |
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Line 215 ber_getnint(
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Line 295 ber_getnint(
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} else { |
} else { |
*num = 0; |
*num = 0; |
} |
} |
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
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return len; |
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} |
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ber_tag_t |
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ber_get_int( |
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BerElement *ber, |
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ber_int_t *num ) |
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{ |
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ber_tag_t tag; |
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ber_len_t len; |
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|
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assert( ber != NULL ); |
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assert( LBER_VALID( ber ) ); |
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if ( (tag = ber_skip_tag( ber, &len )) == LBER_DEFAULT ) { |
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return LBER_DEFAULT; |
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} |
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if ( ber_getnint( ber, num, len ) != len ) { |
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return LBER_DEFAULT; |
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} |
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return tag; |
return tag; |
} |
} |
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Line 256 ber_get_stringb(
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Line 313 ber_get_stringb(
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char *buf, |
char *buf, |
ber_len_t *len ) |
ber_len_t *len ) |
{ |
{ |
ber_len_t datalen; |
struct berval bv; |
ber_tag_t tag; |
ber_tag_t tag; |
|
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assert( ber != NULL ); |
if ( (tag = ber_skip_element( ber, &bv )) == LBER_DEFAULT ) { |
assert( LBER_VALID( ber ) ); |
|
|
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if ( (tag = ber_skip_tag( ber, &datalen )) == LBER_DEFAULT ) { |
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return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
|
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/* must fit within allocated space with termination */ |
/* must fit within allocated space with termination */ |
if ( datalen >= *len ) { |
if ( bv.bv_len >= *len ) { |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
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if ( (ber_len_t) ber_read( ber, buf, datalen ) != datalen ) { |
memcpy( buf, bv.bv_val, bv.bv_len ); |
return LBER_DEFAULT; |
buf[bv.bv_len] = '\0'; |
} |
|
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
|
|
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buf[datalen] = '\0'; |
*len = bv.bv_len; |
|
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*len = datalen; |
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return tag; |
return tag; |
} |
} |
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Line 294 enum bgbvc { ChArray, BvArray, BvVec, Bv
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Line 344 enum bgbvc { ChArray, BvArray, BvVec, Bv
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* stack use to the absolute minimum. |
* stack use to the absolute minimum. |
*/ |
*/ |
typedef struct bgbvr { |
typedef struct bgbvr { |
enum bgbvc choice; |
const enum bgbvc choice; |
BerElement *ber; |
const int option; /* (ALLOC unless BvOff) | (STRING if ChArray) */ |
int alloc; |
ber_len_t siz; /* input array element size, output count */ |
ber_len_t siz; |
ber_len_t off; /* BvOff offset to the struct berval */ |
ber_len_t off; |
void *result; |
union { |
|
char ***c; |
|
BerVarray *ba; |
|
struct berval ***bv; |
|
} res; |
|
} bgbvr; |
} bgbvr; |
|
|
static ber_tag_t |
static ber_tag_t |
ber_get_stringbvl( bgbvr *b, ber_len_t *rlen ) |
ber_get_stringbvl( BerElement *ber, bgbvr *b ) |
{ |
{ |
int i = 0, n; |
int i = 0, n; |
ber_tag_t tag; |
ber_tag_t tag; |
ber_len_t len; |
ber_len_t tot_size = 0, siz = b->siz; |
char *last, *orig; |
char *last, *orig; |
struct berval bv, *bvp = NULL; |
struct berval bv, *bvp = NULL; |
|
union stringbvl_u { |
|
char **ca; /* ChArray */ |
|
BerVarray ba; /* BvArray */ |
|
struct berval **bv; /* BvVec */ |
|
char *bo; /* BvOff */ |
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} res; |
|
|
orig = b->ber->ber_ptr; |
tag = ber_skip_tag( ber, &bv.bv_len ); |
|
|
tag = ber_first_element( b->ber, &len, &last ); |
|
if ( tag != LBER_DEFAULT ) { |
if ( tag != LBER_DEFAULT ) { |
for ( ; b->ber->ber_ptr < last; i++ ) |
tag = 0; |
{ |
orig = ber->ber_ptr; |
tag = ber_skip_tag( b->ber, &len ); |
last = orig + bv.bv_len; |
if (tag == LBER_DEFAULT) break; |
|
b->ber->ber_ptr += len; |
|
} |
|
} |
|
|
|
if ( rlen ) *rlen = i; |
for ( ; ber->ber_ptr < last; i++, tot_size += siz ) { |
|
if ( ber_skip_element( ber, &bv ) == LBER_DEFAULT ) |
|
break; |
|
} |
|
if ( ber->ber_ptr != last ) { |
|
i = 0; |
|
tag = LBER_DEFAULT; |
|
} |
|
|
if ( i == 0 ) |
ber->ber_ptr = orig; |
{ |
ber->ber_tag = *(unsigned char *) orig; |
*b->res.c = NULL; |
|
return 0; |
|
} |
} |
|
|
n = i; |
b->siz = i; |
|
if ( i == 0 ) { |
|
return tag; |
|
} |
|
|
/* Allocate the result vector */ |
/* Allocate and NULL-terminate the result vector */ |
|
b->result = ber_memalloc_x( tot_size + siz, ber->ber_memctx ); |
|
if ( b->result == NULL ) { |
|
return LBER_DEFAULT; |
|
} |
switch (b->choice) { |
switch (b->choice) { |
case ChArray: |
case ChArray: |
*b->res.c = LBER_MALLOC( (n+1) * sizeof( char * )); |
res.ca = b->result; |
if ( *b->res.c == NULL ) |
res.ca[i] = NULL; |
return LBER_DEFAULT; |
|
(*b->res.c)[n] = NULL; |
|
break; |
break; |
case BvArray: |
case BvArray: |
*b->res.ba = LBER_MALLOC( (n+1) * sizeof( struct berval )); |
res.ba = b->result; |
if ( *b->res.ba == NULL ) |
res.ba[i].bv_val = NULL; |
return LBER_DEFAULT; |
|
(*b->res.ba)[n].bv_val = NULL; |
|
break; |
break; |
case BvVec: |
case BvVec: |
*b->res.bv = LBER_MALLOC( (n+1) * sizeof( struct berval *)); |
res.bv = b->result; |
if ( *b->res.bv == NULL ) |
res.bv[i] = NULL; |
return LBER_DEFAULT; |
|
(*b->res.bv)[n] = NULL; |
|
break; |
break; |
case BvOff: |
case BvOff: |
*b->res.ba = LBER_MALLOC( (n+1) * b->siz ); |
res.bo = (char *) b->result + b->off; |
if ( *b->res.ba == NULL ) |
((struct berval *) (res.bo + tot_size))->bv_val = NULL; |
return LBER_DEFAULT; |
tot_size = 0; |
((struct berval *)((long)(*b->res.ba) + n*b->siz + |
|
b->off))->bv_val = NULL; |
|
break; |
break; |
} |
} |
b->ber->ber_ptr = orig; |
|
ber_skip_tag( b->ber, &len ); |
n = 0; |
|
do { |
for (n=0; n<i; n++) |
tag = ber_get_stringbv( ber, &bv, b->option ); |
{ |
if ( tag == LBER_DEFAULT ) { |
tag = ber_next_element( b->ber, &len, last ); |
goto failed; |
if ( ber_get_stringbv( b->ber, &bv, b->alloc ) == LBER_DEFAULT ) |
} |
goto nomem; |
|
|
|
/* store my result */ |
/* store my result */ |
switch (b->choice) { |
switch (b->choice) { |
case ChArray: |
case ChArray: |
(*b->res.c)[n] = bv.bv_val; |
res.ca[n] = bv.bv_val; |
break; |
break; |
case BvArray: |
case BvArray: |
(*b->res.ba)[n] = bv; |
res.ba[n] = bv; |
break; |
break; |
case BvVec: |
case BvVec: |
bvp = LBER_MALLOC( sizeof( struct berval )); |
bvp = ber_memalloc_x( sizeof( struct berval ), |
|
ber->ber_memctx ); |
if ( !bvp ) { |
if ( !bvp ) { |
LBER_FREE(bv.bv_val); |
ber_memfree_x( bv.bv_val, ber->ber_memctx ); |
goto nomem; |
goto failed; |
} |
} |
(*b->res.bv)[n] = bvp; |
res.bv[n] = bvp; |
*bvp = bv; |
*bvp = bv; |
break; |
break; |
case BvOff: |
case BvOff: |
*(BerVarray)((long)(*b->res.ba)+n*b->siz+b->off) = bv; |
*(struct berval *)(res.bo + tot_size) = bv; |
|
tot_size += siz; |
break; |
break; |
} |
} |
} |
} while (++n < i); |
return tag; |
return tag; |
nomem: |
|
if (b->alloc || b->choice == BvVec) |
failed: |
{ |
if (b->choice != BvOff) { /* BvOff does not have LBER_BV_ALLOC set */ |
for (--n; n>=0; n--) |
while (--n >= 0) { |
{ |
|
switch(b->choice) { |
switch(b->choice) { |
case ChArray: LBER_FREE((*b->res.c)[n]); break; |
case ChArray: |
case BvArray: LBER_FREE((*b->res.ba)[n].bv_val); break; |
ber_memfree_x(res.ca[n], ber->ber_memctx); |
case BvVec: LBER_FREE((*b->res.bv)[n]->bv_val); |
break; |
LBER_FREE((*b->res.bv)[n]); break; |
case BvArray: |
default: break; |
ber_memfree_x(res.ba[n].bv_val, ber->ber_memctx); |
|
break; |
|
case BvVec: |
|
ber_memfree_x(res.bv[n]->bv_val, ber->ber_memctx); |
|
ber_memfree_x(res.bv[n], ber->ber_memctx); |
|
break; |
|
default: |
|
break; |
} |
} |
} |
} |
} |
} |
LBER_FREE(*b->res.c); |
ber_memfree_x(b->result, ber->ber_memctx); |
*b->res.c = NULL; |
b->result = NULL; |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
|
|
ber_tag_t |
ber_tag_t |
ber_get_stringbv( BerElement *ber, struct berval *bv, int alloc ) |
ber_get_stringbv( BerElement *ber, struct berval *bv, int option ) |
{ |
{ |
ber_tag_t tag; |
ber_tag_t tag; |
|
char *data; |
|
|
assert( ber != NULL ); |
tag = ber_skip_element( ber, bv ); |
assert( bv != NULL ); |
if ( tag == LBER_DEFAULT || |
|
(( option & LBER_BV_STRING ) && |
|
bv->bv_len && memchr( bv->bv_val, 0, bv->bv_len - 1 ))) |
|
{ |
|
bv->bv_val = NULL; |
|
return LBER_DEFAULT; |
|
} |
|
|
assert( LBER_VALID( ber ) ); |
data = bv->bv_val; |
|
if ( option & LBER_BV_ALLOC ) { |
|
bv->bv_val = (char *) ber_memalloc_x( bv->bv_len + 1, |
|
ber->ber_memctx ); |
|
if ( bv->bv_val == NULL ) { |
|
return LBER_DEFAULT; |
|
} |
|
|
|
if ( bv->bv_len != 0 ) { |
|
memcpy( bv->bv_val, data, bv->bv_len ); |
|
} |
|
data = bv->bv_val; |
|
} |
|
if ( !( option & LBER_BV_NOTERM )) |
|
data[bv->bv_len] = '\0'; |
|
|
if ( (tag = ber_skip_tag( ber, &bv->bv_len )) == LBER_DEFAULT ) { |
return tag; |
|
} |
|
|
|
ber_tag_t |
|
ber_get_stringbv_null( BerElement *ber, struct berval *bv, int option ) |
|
{ |
|
ber_tag_t tag; |
|
char *data; |
|
|
|
tag = ber_skip_element( ber, bv ); |
|
if ( tag == LBER_DEFAULT || bv->bv_len == 0 ) { |
bv->bv_val = NULL; |
bv->bv_val = NULL; |
return LBER_DEFAULT; |
return tag; |
} |
} |
|
|
if ( (ber_len_t) ber_pvt_ber_remaining( ber ) < bv->bv_len ) { |
if (( option & LBER_BV_STRING ) && |
|
memchr( bv->bv_val, 0, bv->bv_len - 1 )) |
|
{ |
|
bv->bv_val = NULL; |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
|
|
if ( alloc ) { |
data = bv->bv_val; |
if ( (bv->bv_val = (char *) LBER_MALLOC( bv->bv_len + 1 )) == NULL ) { |
if ( option & LBER_BV_ALLOC ) { |
|
bv->bv_val = (char *) ber_memalloc_x( bv->bv_len + 1, |
|
ber->ber_memctx ); |
|
if ( bv->bv_val == NULL ) { |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
|
|
if ( bv->bv_len > 0 && (ber_len_t) ber_read( ber, bv->bv_val, |
memcpy( bv->bv_val, data, bv->bv_len ); |
bv->bv_len ) != bv->bv_len ) { |
data = bv->bv_val; |
LBER_FREE( bv->bv_val ); |
|
bv->bv_val = NULL; |
|
return LBER_DEFAULT; |
|
} |
|
} else { |
|
bv->bv_val = ber->ber_ptr; |
|
ber->ber_ptr += bv->bv_len; |
|
} |
} |
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
if ( !( option & LBER_BV_NOTERM )) |
bv->bv_val[bv->bv_len] = '\0'; |
data[bv->bv_len] = '\0'; |
|
|
return tag; |
return tag; |
} |
} |
Line 464 ber_get_stringa( BerElement *ber, char *
|
Line 551 ber_get_stringa( BerElement *ber, char *
|
|
|
assert( buf != NULL ); |
assert( buf != NULL ); |
|
|
tag = ber_get_stringbv( ber, &bv, 1 ); |
tag = ber_get_stringbv( ber, &bv, LBER_BV_ALLOC | LBER_BV_STRING ); |
|
*buf = bv.bv_val; |
|
|
|
return tag; |
|
} |
|
|
|
ber_tag_t |
|
ber_get_stringa_null( BerElement *ber, char **buf ) |
|
{ |
|
BerValue bv; |
|
ber_tag_t tag; |
|
|
|
assert( buf != NULL ); |
|
|
|
tag = ber_get_stringbv_null( ber, &bv, LBER_BV_ALLOC | LBER_BV_STRING ); |
*buf = bv.bv_val; |
*buf = bv.bv_val; |
|
|
return tag; |
return tag; |
Line 478 ber_get_stringal( BerElement *ber, struc
|
Line 579 ber_get_stringal( BerElement *ber, struc
|
assert( ber != NULL ); |
assert( ber != NULL ); |
assert( bv != NULL ); |
assert( bv != NULL ); |
|
|
*bv = (struct berval *) LBER_MALLOC( sizeof(struct berval) ); |
*bv = (struct berval *) ber_memalloc_x( sizeof(struct berval), |
|
ber->ber_memctx ); |
if ( *bv == NULL ) { |
if ( *bv == NULL ) { |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
|
|
tag = ber_get_stringbv( ber, *bv, 1 ); |
tag = ber_get_stringbv( ber, *bv, LBER_BV_ALLOC ); |
if ( tag == LBER_DEFAULT ) { |
if ( tag == LBER_DEFAULT ) { |
LBER_FREE( *bv ); |
ber_memfree_x( *bv, ber->ber_memctx ); |
*bv = NULL; |
*bv = NULL; |
} |
} |
return tag; |
return tag; |
Line 497 ber_get_bitstringa(
|
Line 599 ber_get_bitstringa(
|
char **buf, |
char **buf, |
ber_len_t *blen ) |
ber_len_t *blen ) |
{ |
{ |
ber_len_t datalen; |
|
ber_tag_t tag; |
ber_tag_t tag; |
|
struct berval data; |
unsigned char unusedbits; |
unsigned char unusedbits; |
|
|
assert( ber != NULL ); |
|
assert( buf != NULL ); |
assert( buf != NULL ); |
assert( blen != NULL ); |
assert( blen != NULL ); |
|
|
assert( LBER_VALID( ber ) ); |
if ( (tag = ber_skip_element( ber, &data )) == LBER_DEFAULT ) { |
|
goto fail; |
if ( (tag = ber_skip_tag( ber, &datalen )) == LBER_DEFAULT ) { |
|
*buf = NULL; |
|
return LBER_DEFAULT; |
|
} |
} |
--datalen; |
|
|
|
if ( (*buf = (char *) LBER_MALLOC( datalen )) == NULL ) { |
if ( --data.bv_len > (ber_len_t)-1 / 8 ) { |
return LBER_DEFAULT; |
goto fail; |
|
} |
|
unusedbits = *(unsigned char *) data.bv_val++; |
|
if ( unusedbits > 7 ) { |
|
goto fail; |
} |
} |
|
|
if ( ber_read( ber, (char *)&unusedbits, 1 ) != 1 ) { |
if ( memchr( data.bv_val, 0, data.bv_len )) { |
LBER_FREE( buf ); |
goto fail; |
*buf = NULL; |
|
return LBER_DEFAULT; |
|
} |
} |
|
|
if ( (ber_len_t) ber_read( ber, *buf, datalen ) != datalen ) { |
*buf = (char *) ber_memalloc_x( data.bv_len, ber->ber_memctx ); |
LBER_FREE( buf ); |
if ( *buf == NULL ) { |
*buf = NULL; |
|
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
memcpy( *buf, data.bv_val, data.bv_len ); |
|
|
*blen = datalen * 8 - unusedbits; |
*blen = data.bv_len * 8 - unusedbits; |
return tag; |
return tag; |
|
|
|
fail: |
|
*buf = NULL; |
|
return LBER_DEFAULT; |
} |
} |
|
|
ber_tag_t |
ber_tag_t |
ber_get_null( BerElement *ber ) |
ber_get_null( BerElement *ber ) |
{ |
{ |
ber_len_t len; |
ber_len_t len; |
ber_tag_t tag; |
ber_tag_t tag = ber_skip_tag( ber, &len ); |
|
|
assert( ber != NULL ); |
return( len == 0 ? tag : LBER_DEFAULT ); |
assert( LBER_VALID( ber ) ); |
|
|
|
if ( (tag = ber_skip_tag( ber, &len )) == LBER_DEFAULT ) { |
|
return LBER_DEFAULT; |
|
} |
|
|
|
if ( len != 0 ) { |
|
return LBER_DEFAULT; |
|
} |
|
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
|
|
|
return( tag ); |
|
} |
} |
|
|
ber_tag_t |
ber_tag_t |
Line 560 ber_get_boolean(
|
Line 650 ber_get_boolean(
|
BerElement *ber, |
BerElement *ber, |
ber_int_t *boolval ) |
ber_int_t *boolval ) |
{ |
{ |
ber_int_t longbool; |
return ber_get_int( ber, boolval ); |
ber_tag_t rc; |
|
|
|
assert( ber != NULL ); |
|
assert( boolval != NULL ); |
|
|
|
assert( LBER_VALID( ber ) ); |
|
|
|
rc = ber_get_int( ber, &longbool ); |
|
*boolval = longbool; |
|
|
|
return rc; |
|
} |
} |
|
|
ber_tag_t |
ber_tag_t |
Line 580 ber_first_element(
|
Line 659 ber_first_element(
|
ber_len_t *len, |
ber_len_t *len, |
char **last ) |
char **last ) |
{ |
{ |
assert( ber != NULL ); |
|
assert( len != NULL ); |
|
assert( last != NULL ); |
assert( last != NULL ); |
|
|
/* skip the sequence header, use the len to mark where to stop */ |
/* skip the sequence header, use the len to mark where to stop */ |
Line 589 ber_first_element(
|
Line 666 ber_first_element(
|
*last = NULL; |
*last = NULL; |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
|
|
|
*last = ber->ber_ptr + *len; |
*last = ber->ber_ptr + *len; |
|
|
if ( *last == ber->ber_ptr ) { |
if ( *len == 0 ) { |
return LBER_DEFAULT; |
return LBER_DEFAULT; |
} |
} |
|
|
Line 607 ber_next_element(
|
Line 683 ber_next_element(
|
LDAP_CONST char *last ) |
LDAP_CONST char *last ) |
{ |
{ |
assert( ber != NULL ); |
assert( ber != NULL ); |
assert( len != NULL ); |
|
assert( last != NULL ); |
assert( last != NULL ); |
|
|
assert( LBER_VALID( ber ) ); |
assert( LBER_VALID( ber ) ); |
|
|
if ( ber->ber_ptr >= last ) { |
if ( ber->ber_ptr >= last ) { |
Line 627 ber_scanf ( BerElement *ber,
|
Line 701 ber_scanf ( BerElement *ber,
|
{ |
{ |
va_list ap; |
va_list ap; |
LDAP_CONST char *fmt_reset; |
LDAP_CONST char *fmt_reset; |
char *s, **ss; |
char *s, **ss, ***sss; |
struct berval **bvp, *bval; |
struct berval data, *bval, **bvp, ***bvpp; |
ber_int_t *i; |
ber_int_t *i; |
ber_len_t *l; |
ber_len_t *l; |
ber_tag_t *t; |
ber_tag_t *t; |
Line 639 ber_scanf ( BerElement *ber,
|
Line 713 ber_scanf ( BerElement *ber,
|
|
|
assert( ber != NULL ); |
assert( ber != NULL ); |
assert( fmt != NULL ); |
assert( fmt != NULL ); |
|
|
assert( LBER_VALID( ber ) ); |
assert( LBER_VALID( ber ) ); |
|
|
fmt_reset = fmt; |
fmt_reset = fmt; |
|
|
#ifdef NEW_LOGGING |
if ( ber->ber_debug & (LDAP_DEBUG_TRACE|LDAP_DEBUG_BER)) { |
LDAP_LOG( BER, ENTRY, "ber_scanf fmt (%s) ber:\n", fmt, 0, 0 ); |
ber_log_printf( LDAP_DEBUG_TRACE, ber->ber_debug, |
|
"ber_scanf fmt (%s) ber:\n", fmt ); |
if ( LDAP_LOGS_TEST(BER, DETAIL2 )) |
ber_log_dump( LDAP_DEBUG_BER, ber->ber_debug, ber, 1 ); |
BER_DUMP(( "liblber", LDAP_LEVEL_DETAIL2, ber, 1 )); |
} |
#else |
|
ber_log_printf( LDAP_DEBUG_TRACE, ber->ber_debug, |
|
"ber_scanf fmt (%s) ber:\n", fmt ); |
|
ber_log_dump( LDAP_DEBUG_BER, ber->ber_debug, ber, 1 ); |
|
#endif |
|
|
|
for ( rc = 0; *fmt && rc != LBER_DEFAULT; fmt++ ) { |
for ( rc = 0; *fmt && rc != LBER_DEFAULT; fmt++ ) { |
/* When this is modified, remember to update |
/* When this is modified, remember to update |
Line 674 ber_scanf ( BerElement *ber,
|
Line 742 ber_scanf ( BerElement *ber,
|
rc = ber_get_stringa( ber, ss ); |
rc = ber_get_stringa( ber, ss ); |
break; |
break; |
|
|
|
case 'A': /* octet string - allocate storage as needed, |
|
* but return NULL if len == 0 */ |
|
ss = va_arg( ap, char ** ); |
|
rc = ber_get_stringa_null( ber, ss ); |
|
break; |
|
|
case 'b': /* boolean */ |
case 'b': /* boolean */ |
i = va_arg( ap, ber_int_t * ); |
i = va_arg( ap, ber_int_t * ); |
rc = ber_get_boolean( ber, i ); |
rc = ber_get_boolean( ber, i ); |
break; |
break; |
|
|
|
case 'B': /* bit string - allocate storage as needed */ |
|
ss = va_arg( ap, char ** ); |
|
l = va_arg( ap, ber_len_t * ); /* for length, in bits */ |
|
rc = ber_get_bitstringa( ber, ss, l ); |
|
break; |
|
|
case 'e': /* enumerated */ |
case 'e': /* enumerated */ |
case 'i': /* int */ |
case 'i': /* integer */ |
i = va_arg( ap, ber_int_t * ); |
i = va_arg( ap, ber_int_t * ); |
rc = ber_get_int( ber, i ); |
rc = ber_get_int( ber, i ); |
break; |
break; |
Line 690 ber_scanf ( BerElement *ber,
|
Line 770 ber_scanf ( BerElement *ber,
|
rc = ber_peek_tag( ber, l ); |
rc = ber_peek_tag( ber, l ); |
break; |
break; |
|
|
case 'n': /* null */ |
case 'm': /* octet string in berval, in-place */ |
rc = ber_get_null( ber ); |
bval = va_arg( ap, struct berval * ); |
|
rc = ber_get_stringbv( ber, bval, 0 ); |
break; |
break; |
|
|
case 's': /* octet string - in a buffer */ |
case 'M': /* bvoffarray - must include address of |
s = va_arg( ap, char * ); |
* a record len, and record offset. |
|
* number of records will be returned thru |
|
* len ptr on finish. parsed in-place. |
|
*/ |
|
{ |
|
bgbvr cookie = { BvOff, 0 }; |
|
bvp = va_arg( ap, struct berval ** ); |
l = va_arg( ap, ber_len_t * ); |
l = va_arg( ap, ber_len_t * ); |
rc = ber_get_stringb( ber, s, l ); |
cookie.siz = *l; |
|
cookie.off = va_arg( ap, ber_len_t ); |
|
rc = ber_get_stringbvl( ber, &cookie ); |
|
*bvp = cookie.result; |
|
*l = cookie.siz; |
break; |
break; |
|
} |
|
|
case 'm': /* octet string in berval, in-place */ |
case 'n': /* null */ |
bval = va_arg( ap, struct berval * ); |
rc = ber_get_null( ber ); |
rc = ber_get_stringbv( ber, bval, 0 ); |
|
break; |
break; |
|
|
case 'o': /* octet string in a supplied berval */ |
case 'o': /* octet string in a supplied berval */ |
bval = va_arg( ap, struct berval * ); |
bval = va_arg( ap, struct berval * ); |
rc = ber_get_stringbv( ber, bval, 1 ); |
rc = ber_get_stringbv( ber, bval, LBER_BV_ALLOC ); |
break; |
break; |
|
|
case 'O': /* octet string - allocate & include length */ |
case 'O': /* octet string - allocate & include length */ |
Line 715 ber_scanf ( BerElement *ber,
|
Line 806 ber_scanf ( BerElement *ber,
|
rc = ber_get_stringal( ber, bvp ); |
rc = ber_get_stringal( ber, bvp ); |
break; |
break; |
|
|
case 'B': /* bit string - allocate storage as needed */ |
case 's': /* octet string - in a buffer */ |
ss = va_arg( ap, char ** ); |
s = va_arg( ap, char * ); |
l = va_arg( ap, ber_len_t * ); /* for length, in bits */ |
l = va_arg( ap, ber_len_t * ); |
rc = ber_get_bitstringa( ber, ss, l ); |
rc = ber_get_stringb( ber, s, l ); |
break; |
break; |
|
|
case 't': /* tag of next item */ |
case 't': /* tag of next item */ |
Line 733 ber_scanf ( BerElement *ber,
|
Line 824 ber_scanf ( BerElement *ber,
|
|
|
case 'v': /* sequence of strings */ |
case 'v': /* sequence of strings */ |
{ |
{ |
bgbvr cookie = { ChArray }; |
bgbvr cookie = { |
cookie.ber = ber; |
ChArray, LBER_BV_ALLOC | LBER_BV_STRING, sizeof( char * ) |
cookie.res.c = va_arg( ap, char *** ); |
}; |
cookie.alloc = 1; |
rc = ber_get_stringbvl( ber, &cookie ); |
rc = ber_get_stringbvl( &cookie, NULL ); |
*(va_arg( ap, char *** )) = cookie.result; |
break; |
break; |
} |
} |
|
|
case 'V': /* sequence of strings + lengths */ |
case 'V': /* sequence of strings + lengths */ |
{ |
{ |
bgbvr cookie = { BvVec }; |
bgbvr cookie = { |
cookie.ber = ber; |
BvVec, LBER_BV_ALLOC, sizeof( struct berval * ) |
cookie.res.bv = va_arg( ap, struct berval *** ); |
}; |
cookie.alloc = 1; |
rc = ber_get_stringbvl( ber, &cookie ); |
rc = ber_get_stringbvl( &cookie, NULL ); |
*(va_arg( ap, struct berval *** )) = cookie.result; |
break; |
break; |
} |
} |
|
|
case 'W': /* bvarray */ |
case 'W': /* bvarray */ |
{ |
{ |
bgbvr cookie = { BvArray }; |
bgbvr cookie = { |
cookie.ber = ber; |
BvArray, LBER_BV_ALLOC, sizeof( struct berval ) |
cookie.res.ba = va_arg( ap, struct berval ** ); |
}; |
cookie.alloc = 1; |
rc = ber_get_stringbvl( ber, &cookie ); |
rc = ber_get_stringbvl( &cookie, NULL ); |
*(va_arg( ap, struct berval ** )) = cookie.result; |
break; |
|
} |
|
|
|
case 'M': /* bvoffarray - must include address of |
|
* a record len, and record offset. |
|
* number of records will be returned thru |
|
* len ptr on finish. parsed in-place. |
|
*/ |
|
{ |
|
bgbvr cookie = { BvOff }; |
|
cookie.ber = ber; |
|
cookie.res.ba = va_arg( ap, struct berval ** ); |
|
cookie.alloc = 0; |
|
l = va_arg( ap, ber_len_t * ); |
|
cookie.siz = *l; |
|
cookie.off = va_arg( ap, ber_len_t ); |
|
rc = ber_get_stringbvl( &cookie, l ); |
|
break; |
break; |
} |
} |
|
|
case 'x': /* skip the next element - whatever it is */ |
case 'x': /* skip the next element - whatever it is */ |
if ( (rc = ber_skip_tag( ber, &len )) == LBER_DEFAULT ) |
rc = ber_skip_element( ber, &data ); |
break; |
|
ber->ber_ptr += len; |
|
ber->ber_tag = *(unsigned char *)ber->ber_ptr; |
|
break; |
break; |
|
|
case '{': /* begin sequence */ |
case '{': /* begin sequence */ |
case '[': /* begin set */ |
case '[': /* begin set */ |
if ( *(fmt + 1) != 'v' && *(fmt + 1) != 'V' |
switch ( fmt[1] ) { |
&& *(fmt + 1) != 'W' && *(fmt + 1) != 'M' ) |
case 'v': case 'V': case 'W': case 'M': |
|
break; |
|
default: |
rc = ber_skip_tag( ber, &len ); |
rc = ber_skip_tag( ber, &len ); |
|
break; |
|
} |
break; |
break; |
|
|
case '}': /* end sequence */ |
case '}': /* end sequence */ |
Line 798 ber_scanf ( BerElement *ber,
|
Line 873 ber_scanf ( BerElement *ber,
|
|
|
default: |
default: |
if( ber->ber_debug ) { |
if( ber->ber_debug ) { |
#ifdef NEW_LOGGING |
|
LDAP_LOG( BER, ERR, |
|
"ber_scanf: unknown fmt %c\n", *fmt, 0, 0 ); |
|
#else |
|
ber_log_printf( LDAP_DEBUG_ANY, ber->ber_debug, |
ber_log_printf( LDAP_DEBUG_ANY, ber->ber_debug, |
"ber_scanf: unknown fmt %c\n", *fmt ); |
"ber_scanf: unknown fmt %c\n", *fmt ); |
#endif |
|
} |
} |
rc = LBER_DEFAULT; |
rc = LBER_DEFAULT; |
break; |
break; |
Line 812 ber_scanf ( BerElement *ber,
|
Line 882 ber_scanf ( BerElement *ber,
|
} |
} |
|
|
va_end( ap ); |
va_end( ap ); |
|
|
if ( rc == LBER_DEFAULT ) { |
if ( rc == LBER_DEFAULT ) { |
/* |
/* |
* Error. Reclaim malloced memory that was given to the caller. |
* Error. Reclaim malloced memory that was given to the caller. |
* Set allocated pointers to NULL, "data length" outvalues to 0. |
* Set allocated pointers to NULL, "data length" outvalues to 0. |
*/ |
*/ |
va_start( ap, fmt ); |
va_start( ap, fmt ); |
|
|
for ( ; fmt_reset < fmt; fmt_reset++ ) { |
for ( ; fmt_reset < fmt; fmt_reset++ ) { |
switch ( *fmt_reset ) { |
switch ( *fmt_reset ) { |
case '!': { /* Hook */ |
case '!': { /* Hook */ |
BERDecodeCallback *f; |
BERDecodeCallback *f; |
Line 832 ber_scanf ( BerElement *ber,
|
Line 903 ber_scanf ( BerElement *ber,
|
} break; |
} break; |
|
|
case 'a': /* octet string - allocate storage as needed */ |
case 'a': /* octet string - allocate storage as needed */ |
|
case 'A': |
ss = va_arg( ap, char ** ); |
ss = va_arg( ap, char ** ); |
if ( *ss ) { |
ber_memfree_x( *ss, ber->ber_memctx ); |
LBER_FREE( *ss ); |
*ss = NULL; |
*ss = NULL; |
|
} |
|
break; |
break; |
|
|
case 'b': /* boolean */ |
case 'b': /* boolean */ |
case 'e': /* enumerated */ |
case 'e': /* enumerated */ |
case 'i': /* int */ |
case 'i': /* integer */ |
(void) va_arg( ap, int * ); |
(void) va_arg( ap, ber_int_t * ); |
break; |
break; |
|
|
case 's': /* octet string - in a buffer */ |
case 'l': /* length of next item */ |
(void) va_arg( ap, char * ); |
*(va_arg( ap, ber_len_t * )) = 0; |
(void) va_arg( ap, ber_len_t * ); |
|
break; |
break; |
|
|
case 'l': /* length of next item */ |
case 'm': /* berval in-place */ |
(void) va_arg( ap, ber_len_t * ); |
bval = va_arg( ap, struct berval * ); |
|
BER_BVZERO( bval ); |
break; |
break; |
|
|
case 't': /* tag of next item */ |
case 'M': /* BVoff array in-place */ |
case 'T': /* skip tag of next item */ |
bvp = va_arg( ap, struct berval ** ); |
(void) va_arg( ap, ber_tag_t * ); |
ber_memfree_x( *bvp, ber->ber_memctx ); |
|
*bvp = NULL; |
|
*(va_arg( ap, ber_len_t * )) = 0; |
|
(void) va_arg( ap, ber_len_t ); |
break; |
break; |
|
|
case 'o': /* octet string in a supplied berval */ |
case 'o': /* octet string in a supplied berval */ |
bval = va_arg( ap, struct berval * ); |
bval = va_arg( ap, struct berval * ); |
if ( bval->bv_val != NULL ) { |
ber_memfree_x( bval->bv_val, ber->ber_memctx ); |
LBER_FREE( bval->bv_val ); |
BER_BVZERO( bval ); |
bval->bv_val = NULL; |
|
} |
|
bval->bv_len = 0; |
|
break; |
break; |
|
|
case 'O': /* octet string - allocate & include length */ |
case 'O': /* octet string - allocate & include length */ |
bvp = va_arg( ap, struct berval ** ); |
bvp = va_arg( ap, struct berval ** ); |
if ( *bvp ) { |
ber_bvfree_x( *bvp, ber->ber_memctx ); |
ber_bvfree( *bvp ); |
*bvp = NULL; |
*bvp = NULL; |
break; |
} |
|
|
case 's': /* octet string - in a buffer */ |
|
(void) va_arg( ap, char * ); |
|
*(va_arg( ap, ber_len_t * )) = 0; |
|
break; |
|
|
|
case 't': /* tag of next item */ |
|
case 'T': /* skip tag of next item */ |
|
(void) va_arg( ap, ber_tag_t * ); |
break; |
break; |
|
|
case 'B': /* bit string - allocate storage as needed */ |
case 'B': /* bit string - allocate storage as needed */ |
ss = va_arg( ap, char ** ); |
ss = va_arg( ap, char ** ); |
if ( *ss ) { |
ber_memfree_x( *ss, ber->ber_memctx ); |
LBER_FREE( *ss ); |
*ss = NULL; |
*ss = NULL; |
|
} |
|
*(va_arg( ap, ber_len_t * )) = 0; /* for length, in bits */ |
*(va_arg( ap, ber_len_t * )) = 0; /* for length, in bits */ |
break; |
break; |
|
|
case 'v': /* sequence of strings */ |
case 'v': /* sequence of strings */ |
|
sss = va_arg( ap, char *** ); |
|
ber_memvfree_x( (void **) *sss, ber->ber_memctx ); |
|
*sss = NULL; |
|
break; |
|
|
case 'V': /* sequence of strings + lengths */ |
case 'V': /* sequence of strings + lengths */ |
|
bvpp = va_arg( ap, struct berval *** ); |
|
ber_bvecfree_x( *bvpp, ber->ber_memctx ); |
|
*bvpp = NULL; |
|
break; |
|
|
case 'W': /* BerVarray */ |
case 'W': /* BerVarray */ |
case 'm': /* berval in-place */ |
bvp = va_arg( ap, struct berval ** ); |
case 'M': /* BVoff array in-place */ |
ber_bvarray_free_x( *bvp, ber->ber_memctx ); |
|
*bvp = NULL; |
|
break; |
|
|
case 'n': /* null */ |
case 'n': /* null */ |
case 'x': /* skip the next element - whatever it is */ |
case 'x': /* skip the next element - whatever it is */ |
case '{': /* begin sequence */ |
case '{': /* begin sequence */ |
Line 902 ber_scanf ( BerElement *ber,
|
Line 991 ber_scanf ( BerElement *ber,
|
/* format should be good */ |
/* format should be good */ |
assert( 0 ); |
assert( 0 ); |
} |
} |
} |
} |
|
|
va_end( ap ); |
va_end( ap ); |
} |
} |
|
|
return rc; |
return rc; |