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-rw-r--r--src/misc/st/stmm.c688
1 files changed, 0 insertions, 688 deletions
diff --git a/src/misc/st/stmm.c b/src/misc/st/stmm.c
deleted file mode 100644
index 8dfacfe4..00000000
--- a/src/misc/st/stmm.c
+++ /dev/null
@@ -1,688 +0,0 @@
-/*
- * Revision Control Information
- *
- * /projects/hsis/CVS/utilities/st/st.c,v
- * serdar
- * 1.1
- * 1993/07/29 01:00:13
- *
- */
-#include <stdio.h>
-#include "extra.h"
-#include "stmm.h"
-
-#ifndef ABS
-# define ABS(a) ((a) < 0 ? -(a) : (a))
-#endif
-
-#define STMM_NUMCMP(x,y) ((x) != (y))
-#define STMM_NUMHASH(x,size) (ABS((long)x)%(size))
-//#define STMM_PTRHASH(x,size) ((int)((unsigned long)(x)>>2)%size) // 64-bit bug fix 9/17/2007
-#define STMM_PTRHASH(x,size) ((int)(((unsigned long)(x)>>2)%size))
-#define EQUAL(func, x, y) \
- ((((func) == stmm_numcmp) || ((func) == stmm_ptrcmp)) ?\
- (STMM_NUMCMP((x),(y)) == 0) : ((*func)((x), (y)) == 0))
-
-
-#define do_hash(key, table)\
- ((table->hash == stmm_ptrhash) ? STMM_PTRHASH((key),(table)->num_bins) :\
- (table->hash == stmm_numhash) ? STMM_NUMHASH((key), (table)->num_bins) :\
- (*table->hash)((key), (table)->num_bins))
-
-static int rehash ();
-int stmm_numhash (), stmm_ptrhash (), stmm_numcmp (), stmm_ptrcmp ();
-
-stmm_table *
-stmm_init_table_with_params (compare, hash, size, density, grow_factor,
- reorder_flag)
- int (*compare) ();
- int (*hash) ();
- int size;
- int density;
- double grow_factor;
- int reorder_flag;
-{
- int i;
- stmm_table *new;
-
- new = ALLOC (stmm_table, 1);
- if (new == NULL) {
- return NULL;
- }
- new->compare = compare;
- new->hash = hash;
- new->num_entries = 0;
- new->max_density = density;
- new->grow_factor = grow_factor;
- new->reorder_flag = reorder_flag;
- if (size <= 0) {
- size = 1;
- }
- new->num_bins = size;
- new->bins = ALLOC (stmm_table_entry *, size);
- if (new->bins == NULL) {
- FREE (new);
- return NULL;
- }
- for (i = 0; i < size; i++) {
- new->bins[i] = 0;
- }
-
- // added by alanmi
- new->pMemMan = Extra_MmFixedStart(sizeof (stmm_table_entry));
- return new;
-}
-
-stmm_table *
-stmm_init_table (compare, hash)
- int (*compare) ();
- int (*hash) ();
-{
- return stmm_init_table_with_params (compare, hash,
- STMM_DEFAULT_INIT_TABLE_SIZE,
- STMM_DEFAULT_MAX_DENSITY,
- STMM_DEFAULT_GROW_FACTOR,
- STMM_DEFAULT_REORDER_FLAG);
-}
-
-void
-stmm_free_table (table)
- stmm_table *table;
-{
-/*
- register stmm_table_entry *ptr, *next;
- int i;
- for ( i = 0; i < table->num_bins; i++ )
- {
- ptr = table->bins[i];
- while ( ptr != NULL )
- {
- next = ptr->next;
- FREE( ptr );
- ptr = next;
- }
- }
-*/
- // no need to deallocate entries because they are in the memory manager now
- // added by alanmi
- if ( table->pMemMan )
- Extra_MmFixedStop (table->pMemMan);
- FREE (table->bins);
- FREE (table);
-}
-
-// this function recycles all the bins
-void
-stmm_clean (table)
- stmm_table *table;
-{
- int i;
- // clean the bins
- for (i = 0; i < table->num_bins; i++)
- table->bins[i] = NULL;
- // reset the parameters
- table->num_entries = 0;
- // restart the memory manager
- Extra_MmFixedRestart (table->pMemMan);
-}
-
-
-#define PTR_NOT_EQUAL(table, ptr, user_key)\
-(ptr != NULL && !EQUAL(table->compare, user_key, (ptr)->key))
-
-#define FIND_ENTRY(table, hash_val, key, ptr, last) \
- (last) = &(table)->bins[hash_val];\
- (ptr) = *(last);\
- while (PTR_NOT_EQUAL((table), (ptr), (key))) {\
- (last) = &(ptr)->next; (ptr) = *(last);\
- }\
- if ((ptr) != NULL && (table)->reorder_flag) {\
- *(last) = (ptr)->next;\
- (ptr)->next = (table)->bins[hash_val];\
- (table)->bins[hash_val] = (ptr);\
- }
-
-int
-stmm_lookup (table, key, value)
- stmm_table *table;
- register char *key;
- char **value;
-{
- int hash_val;
- register stmm_table_entry *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- return 0;
- }
- else {
- if (value != NULL)
- {
- *value = ptr->record;
- }
- return 1;
- }
-}
-
-int
-stmm_lookup_int (table, key, value)
- stmm_table *table;
- register char *key;
- int *value;
-{
- int hash_val;
- register stmm_table_entry *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- return 0;
- }
- else {
- if (value != 0)
- {
- *value = (long) ptr->record;
- }
- return 1;
- }
-}
-
-// This macro contained a line
-// new = ALLOC(stmm_table_entry, 1);
-// which was modified by alanmi
-
-
-/* This macro does not check if memory allocation fails. Use at you own risk */
-#define ADD_DIRECT(table, key, value, hash_val, new)\
-{\
- if (table->num_entries/table->num_bins >= table->max_density) {\
- rehash(table);\
- hash_val = do_hash(key,table);\
- }\
- \
- new = (stmm_table_entry *)Extra_MmFixedEntryFetch( table->pMemMan );\
- \
- new->key = key;\
- new->record = value;\
- new->next = table->bins[hash_val];\
- table->bins[hash_val] = new;\
- table->num_entries++;\
-}
-
-int
-stmm_insert (table, key, value)
- register stmm_table *table;
- register char *key;
- char *value;
-{
- int hash_val;
- stmm_table_entry *new;
- register stmm_table_entry *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- if (table->num_entries / table->num_bins >= table->max_density) {
- if (rehash (table) == STMM_OUT_OF_MEM) {
- return STMM_OUT_OF_MEM;
- }
- hash_val = do_hash (key, table);
- }
-
-// new = ALLOC( stmm_table_entry, 1 );
- new = (stmm_table_entry *) Extra_MmFixedEntryFetch (table->pMemMan);
- if (new == NULL) {
- return STMM_OUT_OF_MEM;
- }
-
- new->key = key;
- new->record = value;
- new->next = table->bins[hash_val];
- table->bins[hash_val] = new;
- table->num_entries++;
- return 0;
- }
- else {
- ptr->record = value;
- return 1;
- }
-}
-
-int
-stmm_add_direct (table, key, value)
- stmm_table *table;
- char *key;
- char *value;
-{
- int hash_val;
- stmm_table_entry *new;
-
- hash_val = do_hash (key, table);
- if (table->num_entries / table->num_bins >= table->max_density) {
- if (rehash (table) == STMM_OUT_OF_MEM) {
- return STMM_OUT_OF_MEM;
- }
- }
- hash_val = do_hash (key, table);
-
-// new = ALLOC( stmm_table_entry, 1 );
- new = (stmm_table_entry *) Extra_MmFixedEntryFetch (table->pMemMan);
- if (new == NULL) {
- return STMM_OUT_OF_MEM;
- }
-
- new->key = key;
- new->record = value;
- new->next = table->bins[hash_val];
- table->bins[hash_val] = new;
- table->num_entries++;
- return 1;
-}
-
-int
-stmm_find_or_add (table, key, slot)
- stmm_table *table;
- char *key;
- char ***slot;
-{
- int hash_val;
- stmm_table_entry *new, *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- if (table->num_entries / table->num_bins >= table->max_density) {
- if (rehash (table) == STMM_OUT_OF_MEM) {
- return STMM_OUT_OF_MEM;
- }
- hash_val = do_hash (key, table);
- }
-
- // new = ALLOC( stmm_table_entry, 1 );
- new = (stmm_table_entry *) Extra_MmFixedEntryFetch (table->pMemMan);
- if (new == NULL) {
- return STMM_OUT_OF_MEM;
- }
-
- new->key = key;
- new->record = (char *) 0;
- new->next = table->bins[hash_val];
- table->bins[hash_val] = new;
- table->num_entries++;
- if (slot != NULL)
- *slot = &new->record;
- return 0;
- }
- else {
- if (slot != NULL)
- *slot = &ptr->record;
- return 1;
- }
-}
-
-int
-stmm_find (table, key, slot)
- stmm_table *table;
- char *key;
- char ***slot;
-{
- int hash_val;
- stmm_table_entry *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- return 0;
- }
- else {
- if (slot != NULL)
- {
- *slot = &ptr->record;
- }
- return 1;
- }
-}
-
-static int
-rehash (table)
- register stmm_table *table;
-{
- register stmm_table_entry *ptr, *next, **old_bins;
- int i, old_num_bins, hash_val, old_num_entries;
-
- /* save old values */
- old_bins = table->bins;
- old_num_bins = table->num_bins;
- old_num_entries = table->num_entries;
-
- /* rehash */
- table->num_bins = (int) (table->grow_factor * old_num_bins);
- if (table->num_bins % 2 == 0) {
- table->num_bins += 1;
- }
- table->num_entries = 0;
- table->bins = ALLOC (stmm_table_entry *, table->num_bins);
- if (table->bins == NULL) {
- table->bins = old_bins;
- table->num_bins = old_num_bins;
- table->num_entries = old_num_entries;
- return STMM_OUT_OF_MEM;
- }
- /* initialize */
- for (i = 0; i < table->num_bins; i++) {
- table->bins[i] = 0;
- }
-
- /* copy data over */
- for (i = 0; i < old_num_bins; i++) {
- ptr = old_bins[i];
- while (ptr != NULL) {
- next = ptr->next;
- hash_val = do_hash (ptr->key, table);
- ptr->next = table->bins[hash_val];
- table->bins[hash_val] = ptr;
- table->num_entries++;
- ptr = next;
- }
- }
- FREE (old_bins);
-
- return 1;
-}
-
-stmm_table *
-stmm_copy (old_table)
- stmm_table *old_table;
-{
- stmm_table *new_table;
- stmm_table_entry *ptr, /* *newptr, *next, */ *new;
- int i, /*j, */ num_bins = old_table->num_bins;
-
- new_table = ALLOC (stmm_table, 1);
- if (new_table == NULL) {
- return NULL;
- }
-
- *new_table = *old_table;
- new_table->bins = ALLOC (stmm_table_entry *, num_bins);
- if (new_table->bins == NULL) {
- FREE (new_table);
- return NULL;
- }
-
- // allocate the memory manager for the new table
- new_table->pMemMan =
- Extra_MmFixedStart (sizeof (stmm_table_entry));
-
- for (i = 0; i < num_bins; i++) {
- new_table->bins[i] = NULL;
- ptr = old_table->bins[i];
- while (ptr != NULL) {
-// new = ALLOC( stmm_table_entry, 1 );
- new =
- (stmm_table_entry *) Extra_MmFixedEntryFetch (new_table->
- pMemMan);
-
- if (new == NULL) {
-/*
- for ( j = 0; j <= i; j++ )
- {
- newptr = new_table->bins[j];
- while ( newptr != NULL )
- {
- next = newptr->next;
- FREE( newptr );
- newptr = next;
- }
- }
-*/
- Extra_MmFixedStop (new_table->pMemMan);
-
- FREE (new_table->bins);
- FREE (new_table);
- return NULL;
- }
- *new = *ptr;
- new->next = new_table->bins[i];
- new_table->bins[i] = new;
- ptr = ptr->next;
- }
- }
- return new_table;
-}
-
-int
-stmm_delete (table, keyp, value)
- register stmm_table *table;
- register char **keyp;
- char **value;
-{
- int hash_val;
- char *key = *keyp;
- register stmm_table_entry *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- return 0;
- }
-
- *last = ptr->next;
- if (value != NULL)
- *value = ptr->record;
- *keyp = ptr->key;
-// FREE( ptr );
- Extra_MmFixedEntryRecycle (table->pMemMan, (char *) ptr);
-
- table->num_entries--;
- return 1;
-}
-
-int
-stmm_delete_int (table, keyp, value)
- register stmm_table *table;
- register long *keyp;
- char **value;
-{
- int hash_val;
- char *key = (char *) *keyp;
- register stmm_table_entry *ptr, **last;
-
- hash_val = do_hash (key, table);
-
- FIND_ENTRY (table, hash_val, key, ptr, last);
-
- if (ptr == NULL) {
- return 0;
- }
-
- *last = ptr->next;
- if (value != NULL)
- *value = ptr->record;
- *keyp = (long) ptr->key;
-// FREE( ptr );
- Extra_MmFixedEntryRecycle (table->pMemMan, (char *) ptr);
-
- table->num_entries--;
- return 1;
-}
-
-int
-stmm_foreach (table, func, arg)
- stmm_table *table;
- enum stmm_retval (*func) ();
- char *arg;
-{
- stmm_table_entry *ptr, **last;
- enum stmm_retval retval;
- int i;
-
- for (i = 0; i < table->num_bins; i++) {
- last = &table->bins[i];
- ptr = *last;
- while (ptr != NULL) {
- retval = (*func) (ptr->key, ptr->record, arg);
- switch (retval) {
- case STMM_CONTINUE:
- last = &ptr->next;
- ptr = *last;
- break;
- case STMM_STOP:
- return 0;
- case STMM_DELETE:
- *last = ptr->next;
- table->num_entries--; /* cstevens@ic */
-// FREE( ptr );
- Extra_MmFixedEntryRecycle (table->pMemMan, (char *) ptr);
-
- ptr = *last;
- }
- }
- }
- return 1;
-}
-
-int
-stmm_strhash (string, modulus)
- register char *string;
- int modulus;
-{
- register int val = 0;
- register int c;
-
- while ((c = *string++) != '\0') {
- val = val * 997 + c;
- }
-
- return ((val < 0) ? -val : val) % modulus;
-}
-
-int
-stmm_numhash (x, size)
- char *x;
- int size;
-{
- return STMM_NUMHASH (x, size);
-}
-
-int
-stmm_ptrhash (x, size)
- char *x;
- int size;
-{
- return STMM_PTRHASH (x, size);
-}
-
-int
-stmm_numcmp (x, y)
- char *x;
- char *y;
-{
- return STMM_NUMCMP (x, y);
-}
-
-int
-stmm_ptrcmp (x, y)
- char *x;
- char *y;
-{
- return STMM_NUMCMP (x, y);
-}
-
-stmm_generator *
-stmm_init_gen (table)
- stmm_table *table;
-{
- stmm_generator *gen;
-
- gen = ALLOC (stmm_generator, 1);
- if (gen == NULL) {
- return NULL;
- }
- gen->table = table;
- gen->entry = NULL;
- gen->index = 0;
- return gen;
-}
-
-
-int
-stmm_gen (gen, key_p, value_p)
- stmm_generator *gen;
- char **key_p;
- char **value_p;
-{
- register int i;
-
- if (gen->entry == NULL) {
- /* try to find next entry */
- for (i = gen->index; i < gen->table->num_bins; i++) {
- if (gen->table->bins[i] != NULL) {
- gen->index = i + 1;
- gen->entry = gen->table->bins[i];
- break;
- }
- }
- if (gen->entry == NULL) {
- return 0; /* that's all folks ! */
- }
- }
- *key_p = gen->entry->key;
- if (value_p != 0) {
- *value_p = gen->entry->record;
- }
- gen->entry = gen->entry->next;
- return 1;
-}
-
-
-int
-stmm_gen_int (gen, key_p, value_p)
- stmm_generator *gen;
- char **key_p;
- long *value_p;
-{
- register int i;
-
- if (gen->entry == NULL) {
- /* try to find next entry */
- for (i = gen->index; i < gen->table->num_bins; i++) {
- if (gen->table->bins[i] != NULL) {
- gen->index = i + 1;
- gen->entry = gen->table->bins[i];
- break;
- }
- }
- if (gen->entry == NULL) {
- return 0; /* that's all folks ! */
- }
- }
- *key_p = gen->entry->key;
- if (value_p != 0)
- {
- *value_p = (long) gen->entry->record;
- }
- gen->entry = gen->entry->next;
- return 1;
-}
-
-
-void
-stmm_free_gen (gen)
- stmm_generator *gen;
-{
- FREE (gen);
-}