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Commit a3bbc8ad authored by Kurt Zeilenga's avatar Kurt Zeilenga
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Update substr indexing macros to better separate 

initial/final string settings from any string settings.
parent d7ff03d4
Hide whitespace changes
Inline Side-by-side
servers/slapd/schema_init.c
View file @ a3bbc8ad
......@@ -405,31 +405,27 @@ octetStringSubstringsIndexer(
for( i=0; values[i].bv_val != NULL; i++ ) {
/* count number of indices to generate */
if( values[i].bv_len < SLAP_INDEX_SUBSTR_MINLEN ) {
continue;
}
if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
if( values[i].bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
(SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i].bv_len - (SLAP_INDEX_SUBSTR_MINLEN - 1);
if( values[i].bv_len >= SLAP_INDEX_SUBSTR_IF_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_IF_MAXLEN -
(SLAP_INDEX_SUBSTR_IF_MINLEN - 1);
} else if( values[i].bv_len >= SLAP_INDEX_SUBSTR_IF_MINLEN ) {
nkeys += values[i].bv_len - (SLAP_INDEX_SUBSTR_IF_MINLEN - 1);
}
}
if( flags & SLAP_INDEX_SUBSTR_ANY ) {
if( values[i].bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += values[i].bv_len - (SLAP_INDEX_SUBSTR_MAXLEN - 1);
if( values[i].bv_len >= SLAP_INDEX_SUBSTR_ANY_LEN ) {
nkeys += values[i].bv_len - (SLAP_INDEX_SUBSTR_ANY_LEN - 1);
}
}
if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
if( values[i].bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
( SLAP_INDEX_SUBSTR_MINLEN - 1);
} else {
nkeys += values[i].bv_len - (SLAP_INDEX_SUBSTR_MINLEN - 1);
if( values[i].bv_len >= SLAP_INDEX_SUBSTR_IF_MAXLEN ) {
nkeys += SLAP_INDEX_SUBSTR_IF_MAXLEN -
( SLAP_INDEX_SUBSTR_IF_MINLEN - 1);
} else if( values[i].bv_len >= SLAP_INDEX_SUBSTR_IF_MINLEN ) {
nkeys += values[i].bv_len - (SLAP_INDEX_SUBSTR_IF_MINLEN - 1);
}
}
}
......@@ -449,13 +445,11 @@ octetStringSubstringsIndexer(
for( i=0; values[i].bv_val != NULL; i++ ) {
ber_len_t j,max;
if( values[i].bv_len < SLAP_INDEX_SUBSTR_MINLEN ) continue;
if( ( flags & SLAP_INDEX_SUBSTR_ANY ) &&
( values[i].bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) )
( values[i].bv_len >= SLAP_INDEX_SUBSTR_ANY_LEN ) )
{
char pre = SLAP_INDEX_SUBSTR_PREFIX;
max = values[i].bv_len - (SLAP_INDEX_SUBSTR_MAXLEN - 1);
max = values[i].bv_len - (SLAP_INDEX_SUBSTR_ANY_LEN - 1);
for( j=0; j<max; j++ ) {
HASH_Init( &HASHcontext );
......@@ -472,17 +466,20 @@ octetStringSubstringsIndexer(
(unsigned char *)mr->smr_oid, mlen );
HASH_Update( &HASHcontext,
(unsigned char *)&values[i].bv_val[j],
SLAP_INDEX_SUBSTR_MAXLEN );
SLAP_INDEX_SUBSTR_ANY_LEN );
HASH_Final( HASHdigest, &HASHcontext );
ber_dupbv_x( &keys[nkeys++], &digest, ctx );
}
}
max = SLAP_INDEX_SUBSTR_MAXLEN < values[i].bv_len
? SLAP_INDEX_SUBSTR_MAXLEN : values[i].bv_len;
/* skip if too short */
if( values[i].bv_len < SLAP_INDEX_SUBSTR_IF_MINLEN ) continue;
max = SLAP_INDEX_SUBSTR_IF_MAXLEN < values[i].bv_len
? SLAP_INDEX_SUBSTR_IF_MAXLEN : values[i].bv_len;
for( j=SLAP_INDEX_SUBSTR_MINLEN; j<=max; j++ ) {
for( j=SLAP_INDEX_SUBSTR_IF_MINLEN; j<=max; j++ ) {
char pre;
if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
......@@ -526,7 +523,6 @@ octetStringSubstringsIndexer(
}
}
}
if( nkeys > 0 ) {
......@@ -563,8 +559,9 @@ octetStringSubstringsFilter (
sa = (SubstringsAssertion *) assertedValue;
if( flags & SLAP_INDEX_SUBSTR_INITIAL && sa->sa_initial.bv_val != NULL
&& sa->sa_initial.bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
if( flags & SLAP_INDEX_SUBSTR_INITIAL &&
sa->sa_initial.bv_val != NULL &&
sa->sa_initial.bv_len >= SLAP_INDEX_SUBSTR_IF_MINLEN )
{
nkeys++;
}
......@@ -572,16 +569,17 @@ octetStringSubstringsFilter (
if( flags & SLAP_INDEX_SUBSTR_ANY && sa->sa_any != NULL ) {
ber_len_t i;
for( i=0; sa->sa_any[i].bv_val != NULL; i++ ) {
if( sa->sa_any[i].bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
/* don't bother accounting for stepping */
if( sa->sa_any[i].bv_len >= SLAP_INDEX_SUBSTR_ANY_LEN ) {
/* don't bother accounting with stepping */
nkeys += sa->sa_any[i].bv_len -
( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
( SLAP_INDEX_SUBSTR_ANY_LEN - 1 );
}
}
}
if( flags & SLAP_INDEX_SUBSTR_FINAL && sa->sa_final.bv_val != NULL &&
sa->sa_final.bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
if( flags & SLAP_INDEX_SUBSTR_FINAL &&
sa->sa_final.bv_val != NULL &&
sa->sa_final.bv_len >= SLAP_INDEX_SUBSTR_IF_MINLEN )
{
nkeys++;
}
......@@ -600,14 +598,15 @@ octetStringSubstringsFilter (
keys = slap_sl_malloc( sizeof( struct berval ) * (nkeys+1), ctx );
nkeys = 0;
if( flags & SLAP_INDEX_SUBSTR_INITIAL && sa->sa_initial.bv_val != NULL &&
sa->sa_initial.bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
if( flags & SLAP_INDEX_SUBSTR_INITIAL &&
sa->sa_initial.bv_val != NULL &&
sa->sa_initial.bv_len >= SLAP_INDEX_SUBSTR_IF_MINLEN )
{
pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
value = &sa->sa_initial;
klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
klen = SLAP_INDEX_SUBSTR_IF_MAXLEN < value->bv_len
? SLAP_INDEX_SUBSTR_IF_MAXLEN : value->bv_len;
HASH_Init( &HASHcontext );
if( prefix != NULL && prefix->bv_len > 0 ) {
......@@ -630,18 +629,18 @@ octetStringSubstringsFilter (
if( flags & SLAP_INDEX_SUBSTR_ANY && sa->sa_any != NULL ) {
ber_len_t i, j;
pre = SLAP_INDEX_SUBSTR_PREFIX;
klen = SLAP_INDEX_SUBSTR_MAXLEN;
klen = SLAP_INDEX_SUBSTR_ANY_LEN;
for( i=0; sa->sa_any[i].bv_val != NULL; i++ ) {
if( sa->sa_any[i].bv_len < SLAP_INDEX_SUBSTR_MAXLEN ) {
if( sa->sa_any[i].bv_len < SLAP_INDEX_SUBSTR_ANY_LEN ) {
continue;
}
value = &sa->sa_any[i];
for(j=0;
j <= value->bv_len - SLAP_INDEX_SUBSTR_MAXLEN;
j += SLAP_INDEX_SUBSTR_STEP )
j <= value->bv_len - SLAP_INDEX_SUBSTR_ANY_LEN;
j += SLAP_INDEX_SUBSTR_ANY_STEP )
{
HASH_Init( &HASHcontext );
if( prefix != NULL && prefix->bv_len > 0 ) {
......@@ -663,14 +662,15 @@ octetStringSubstringsFilter (
}
}
if( flags & SLAP_INDEX_SUBSTR_FINAL && sa->sa_final.bv_val != NULL &&
sa->sa_final.bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
if( flags & SLAP_INDEX_SUBSTR_FINAL &&
sa->sa_final.bv_val != NULL &&
sa->sa_final.bv_len >= SLAP_INDEX_SUBSTR_IF_MINLEN )
{
pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
value = &sa->sa_final;
klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
klen = SLAP_INDEX_SUBSTR_IF_MAXLEN < value->bv_len
? SLAP_INDEX_SUBSTR_IF_MAXLEN : value->bv_len;
HASH_Init( &HASHcontext );
if( prefix != NULL && prefix->bv_len > 0 ) {
......
servers/slapd/slap.h
View file @ a3bbc8ad
......@@ -225,9 +225,21 @@ typedef struct slap_ssf_set {
| SLAP_INDEX_SUBSTR_ANY \
| SLAP_INDEX_SUBSTR_FINAL )
#define SLAP_INDEX_SUBSTR_MINLEN 2
#define SLAP_INDEX_SUBSTR_MAXLEN 4
#define SLAP_INDEX_SUBSTR_STEP 2
/* constants for initial/final substrings indices */
#ifndef SLAP_INDEX_SUBSTR_IF_MINLEN
# define SLAP_INDEX_SUBSTR_IF_MINLEN 2
#endif
#ifndef SLAP_INDEX_SUBSTR_IF_MAXLEN
# define SLAP_INDEX_SUBSTR_IF_MAXLEN 4
#endif
/* constants for any substrings indices */
#ifndef SLAP_INDEX_SUBSTR_ANY_LEN
# define SLAP_INDEX_SUBSTR_ANY_LEN 4
#endif
#ifndef SLAP_INDEX_SUBSTR_ANY_STEP
# define SLAP_INDEX_SUBSTR_ANY_STEP 2
#endif
#define SLAP_INDEX_FLAGS 0xF000UL
#define SLAP_INDEX_NOSUBTYPES 0x1000UL /* don't use index w/ subtypes */
......
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