label.c

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#include "label.h"
#include "tree.h"
#include "hashfn.h"

Label str2label(char* s) {
    return hashfn(s,strlen(s));
}

void _labelSet(LabelTable *table,Label l,int *path){
    table_elem *e;

    e = malloc(sizeof(struct table_elem)+(_t_path_depth(path)*sizeof(int)));
    e->label = l;
    _t_pathcpy(&e->path_s,path);

    HASH_ADD_INT(*table,label,e);
}

int *_labelGet(LabelTable *table, Label l){
    table_elem *e = 0;
    HASH_FIND_INT( *table, &l, e );
    if (e) return &e->path_s;
    return 0;
}

void labelSet(LabelTable *table, char *s,int *path) {
    _labelSet(table,str2label(s),path);
}

int *labelGet(LabelTable *table, char *s) {
    return _labelGet(table, str2label(s));
}

void _labelDelete(LabelTable *table,Label l) {
}
void lableDelete(LabelTable *table,char *s) {
}

void lableTableFree(LabelTable *table) {
    table_elem *cur,*tmp;
    HASH_ITER(hh, *table, cur, tmp) {
    HASH_DEL(*table,cur);  /* delete; cur advances to next */
    free(cur);
    }
}