boolean OCI_HashAdd
(
OCI_HashTable *table,
const otext *key,
OCI_Variant value,
unsigned int type
)
{
OCI_HashEntry * e = NULL;
OCI_HashValue * v = NULL, *v1 = NULL, *v2 = NULL;
boolean res = FALSE;
OCI_CHECK(NULL == table, FALSE)
OCI_CHECK(NULL == key, FALSE)
OCI_CHECK(table->type != type, FALSE)
e = OCI_HashLookup(table, key, TRUE);
if (e)
{
v = (OCI_HashValue *)OCI_MemAlloc(OCI_IPC_HASHVALUE, sizeof(*v), (size_t)1, TRUE);
if (v)
{
if (OCI_HASH_STRING == table->type && value.p_text)
{
v->value.p_text = ostrdup(value.p_text);
}
else if (OCI_HASH_INTEGER == table->type)
{
v->value.num = value.num;
}
else
{
v->value.p_void = value.p_void;
}
v1 = v2 = e->values;
while (v1)
{
v2 = v1;
v1 = v1->next;
}
if (v2)
{
v2->next = v;
}
else
{
e->values = v;
}
res = TRUE;
}
}
return res;
}
boolean OCI_HashAdd
(
OCI_HashTable *table,
const mtext *key,
OCI_Variant value,
unsigned int type
)
{
OCI_HashEntry * e = NULL;
OCI_HashValue * v = NULL, *v1 = NULL, *v2 = NULL;
OCI_CHECK(table == NULL, FALSE);
OCI_CHECK(key == NULL, FALSE);
OCI_CHECK(table->type != type, FALSE);
e = OCI_HashLookup(table, key, TRUE);
if (e != NULL)
{
v = (OCI_HashValue *) OCI_MemAlloc(OCI_IPC_HASHVALUE, sizeof(*v), (size_t) 1, TRUE);
if (v != NULL)
{
if (table->type == OCI_HASH_STRING && value.p_mtext != NULL)
{
v->value.p_mtext = mtsdup(value.p_mtext);
}
else if (table->type == OCI_HASH_INTEGER)
{
v->value.num = value.num;
}
else
{
v->value.p_void = value.p_void;
}
v1 = v2 = e->values;
while (v1 != NULL)
{
v2 = v1;
v1 = v1->next;
}
if (v2 != NULL)
{
v2->next = v;
}
else
{
e->values = v;
}
}
}
return (v != NULL);
}
int OCI_GetDefineIndex
(
OCI_Resultset *rs,
const otext *name
)
{
OCI_HashEntry *he = NULL;
int index = -1;
if (!rs->map)
{
/* create the map at the first call to OCI_Getxxxxx2() to save
time and memory when it's not needed */
rs->map = OCI_HashCreate(OCI_HASH_DEFAULT_SIZE, OCI_HASH_INTEGER);
if (rs->map)
{
ub4 i;
for (i = 0; i < rs->nb_defs; i++)
{
OCI_HashAddInt(rs->map, rs->defs[i].col.name, (i+1));
}
}
}
/* check out we got our map object */
OCI_CHECK(NULL == rs->map, -1);
he = OCI_HashLookup(rs->map, name, FALSE);
while (he)
{
/* no more entries or key matched => so we got it ! */
if (!he->next || 0 == ostrcasecmp(he->key, name))
{
index = he->values->value.num;
break;
}
he = he->next;
}
if (index < 0)
{
OCI_ExceptionItemNotFound(rs->stmt->con, rs->stmt, name, OCI_IPC_COLUMN);
}
return index;
}
OCI_HashValue * OCI_API OCI_HashGetValue
(
OCI_HashTable *table,
const mtext *key
)
{
OCI_HashEntry *e = NULL;
OCI_HashValue *v = NULL;
OCI_CHECK_PTR(OCI_IPC_HASHTABLE, table, NULL);
e = OCI_HashLookup(table, key, FALSE);
if (e != NULL)
{
v = e->values;
}
OCI_RESULT(v != NULL);
return v;
}
OCI_HashValue * OCI_API OCI_HashGetValue
(
OCI_HashTable *table,
const otext *key
)
{
OCI_HashEntry *e = NULL;
OCI_LIB_CALL_ENTER(OCI_HashValue*, NULL)
OCI_CHECK_PTR(OCI_IPC_HASHTABLE, table)
e = OCI_HashLookup(table, key, FALSE);
if (e)
{
call_retval = e->values;
}
call_status = TRUE;
OCI_LIB_CALL_EXIT()
}
