int
avro_datum_as_value(avro_value_t *value, avro_datum_t src)
{
value->iface = &AVRO_DATUM_VALUE_CLASS;
value->self = avro_datum_incref(src);
return 0;
}
avro_schema_t avro_schema_copy(avro_schema_t schema)
{
long i;
avro_schema_t new_schema = NULL;
if (!schema) {
return NULL;
}
switch (avro_typeof(schema)) {
case AVRO_STRING:
case AVRO_BYTES:
case AVRO_INT32:
case AVRO_INT64:
case AVRO_FLOAT:
case AVRO_DOUBLE:
case AVRO_BOOLEAN:
case AVRO_NULL:
/*
* No need to copy primitives since they're static
*/
new_schema = schema;
break;
case AVRO_RECORD:
{
struct avro_record_schema_t *record_schema =
avro_schema_to_record(schema);
new_schema =
avro_schema_record(record_schema->name,
record_schema->space);
for (i = 0; i < record_schema->fields->num_entries; i++) {
union {
st_data_t data;
struct avro_record_field_t *field;
} val;
st_lookup(record_schema->fields, i, &val.data);
avro_schema_t type_copy =
avro_schema_copy(val.field->type);
avro_datum_incref(val.field->default_value);
avro_schema_record_field_append(new_schema,
val.field->name,
type_copy,
val.field->default_value);
}
}
break;
case AVRO_ENUM:
{
struct avro_enum_schema_t *enum_schema =
avro_schema_to_enum(schema);
new_schema = avro_schema_enum(enum_schema->name);
for (i = 0; i < enum_schema->symbols->num_entries; i++) {
union {
st_data_t data;
char *sym;
} val;
st_lookup(enum_schema->symbols, i, &val.data);
avro_schema_enum_symbol_append(new_schema,
val.sym);
}
}
break;
case AVRO_FIXED:
{
struct avro_fixed_schema_t *fixed_schema =
avro_schema_to_fixed(schema);
new_schema =
avro_schema_fixed(fixed_schema->name,
fixed_schema->size);
}
break;
case AVRO_MAP:
{
struct avro_map_schema_t *map_schema =
avro_schema_to_map(schema);
avro_schema_t values_copy =
avro_schema_copy(map_schema->values);
if (!values_copy) {
return NULL;
}
new_schema = avro_schema_map(values_copy);
}
break;
case AVRO_ARRAY:
{
struct avro_array_schema_t *array_schema =
avro_schema_to_array(schema);
avro_schema_t items_copy =
avro_schema_copy(array_schema->items);
if (!items_copy) {
return NULL;
}
new_schema = avro_schema_array(items_copy);
}
break;
case AVRO_UNION:
{
struct avro_union_schema_t *union_schema =
avro_schema_to_union(schema);
new_schema = avro_schema_union();
for (i = 0; i < union_schema->branches->num_entries;
i++) {
avro_schema_t schema_copy;
union {
st_data_t data;
avro_schema_t schema;
} val;
st_lookup(union_schema->branches, i, &val.data);
schema_copy = avro_schema_copy(val.schema);
if (avro_schema_union_append
(new_schema, schema_copy)) {
avro_schema_decref(new_schema);
return NULL;
}
}
}
break;
case AVRO_LINK:
{
struct avro_link_schema_t *link_schema =
avro_schema_to_link(schema);
/*
* TODO: use an avro_schema_copy of to instead of pointing to
* the same reference
*/
avro_schema_incref(link_schema->to);
new_schema = avro_schema_link(link_schema->to);
}
break;
default:
return NULL;
}
return new_schema;
}
static void
avro_datum_value_incref(avro_value_t *value)
{
avro_datum_t self = (avro_datum_t) value->self;
avro_datum_incref(self);
}
