libraries/liblber/decode.c - diff

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version 1.2, 1998/08/08 23:35:59	version 1.3, 1998/08/09 02:13:59
Line 157 ber_getnint( BerElement ber, long num,	Line 157 ber_getnint( BerElement ber, long num,
{	{
int diff, sign, i;	int diff, sign, i;
long netnum;	long netnum;
	char *p;

/*	/*
* The tag and length have already been stripped off. We should	* The tag and length have already been stripped off. We should
Line 174 ber_getnint( BerElement ber, long num,	Line 175 ber_getnint( BerElement ber, long num,
if ( ber_read( ber, ((char *) &netnum) + diff, len ) != len )	if ( ber_read( ber, ((char *) &netnum) + diff, len ) != len )
return( -1 );	return( -1 );

/* sign extend if necessary */	/* sign extend if necessary */
sign = ((0x80 << ((len - 1) * 8)) & netnum);	p = (char *) &netnum;
if ( sign && len < sizeof(long) ) {	sign = (0x80 & *(p+diff) );
for ( i = sizeof(long) - 1; i > len - 1; i-- ) {	if ( sign && len < sizeof(long) ) {
netnum \|= (0xffL << (i * 8));	for ( i = 0; i < diff; i++ ) {
	*(p+i) = 0xff;
}	}
}	}
*num = LBER_NTOHL( netnum );	*num = LBER_NTOHL( netnum );