int avro_datum_equal(const avro_datum_t a, const avro_datum_t b)
{
if (!(is_avro_datum(a) && is_avro_datum(b))) {
return 0;
}
if (avro_typeof(a) != avro_typeof(b)) {
return 0;
}
switch (avro_typeof(a)) {
case AVRO_STRING:
return strcmp(avro_datum_to_string(a)->s,
avro_datum_to_string(b)->s) == 0;
case AVRO_BYTES:
return (avro_datum_to_bytes(a)->size ==
avro_datum_to_bytes(b)->size)
&& memcmp(avro_datum_to_bytes(a)->bytes,
avro_datum_to_bytes(b)->bytes,
avro_datum_to_bytes(a)->size) == 0;
case AVRO_INT32:
return avro_datum_to_int32(a)->i32 ==
avro_datum_to_int32(b)->i32;
case AVRO_INT64:
return avro_datum_to_int64(a)->i64 ==
avro_datum_to_int64(b)->i64;
case AVRO_FLOAT:
return avro_datum_to_float(a)->f == avro_datum_to_float(b)->f;
case AVRO_DOUBLE:
return avro_datum_to_double(a)->d == avro_datum_to_double(b)->d;
case AVRO_BOOLEAN:
return avro_datum_to_boolean(a)->i ==
avro_datum_to_boolean(b)->i;
case AVRO_NULL:
return 1;
case AVRO_ARRAY:
return array_equal(avro_datum_to_array(a),
avro_datum_to_array(b));
case AVRO_MAP:
return map_equal(avro_datum_to_map(a), avro_datum_to_map(b));
case AVRO_RECORD:
return record_equal(avro_datum_to_record(a),
avro_datum_to_record(b));
case AVRO_ENUM:
return enum_equal(avro_datum_to_enum(a), avro_datum_to_enum(b));
case AVRO_FIXED:
return fixed_equal(avro_datum_to_fixed(a),
avro_datum_to_fixed(b));
case AVRO_UNION:
return union_equal(avro_datum_to_union(a),
avro_datum_to_union(b));
case AVRO_LINK:
/*
* TODO
*/
return 0;
}
return 0;
}
static int write_datum(avro_writer_t writer, const avro_encoding_t * enc,
avro_schema_t writers_schema, avro_datum_t datum)
{
if (is_avro_schema(writers_schema) && is_avro_link(writers_schema)) {
return write_datum(writer, enc,
(avro_schema_to_link(writers_schema))->to,
datum);
}
switch (avro_typeof(datum)) {
case AVRO_NULL:
return enc->write_null(writer);
case AVRO_BOOLEAN:
return enc->write_boolean(writer,
avro_datum_to_boolean(datum)->i);
case AVRO_STRING:
return enc->write_string(writer,
avro_datum_to_string(datum)->s);
case AVRO_BYTES:
return enc->write_bytes(writer,
avro_datum_to_bytes(datum)->bytes,
avro_datum_to_bytes(datum)->size);
case AVRO_INT32:
case AVRO_INT64:{
int64_t val = avro_typeof(datum) == AVRO_INT32 ?
avro_datum_to_int32(datum)->i32 :
avro_datum_to_int64(datum)->i64;
if (is_avro_schema(writers_schema)) {
/* handle promotion */
if (is_avro_float(writers_schema)) {
return enc->write_float(writer,
(float)val);
} else if (is_avro_double(writers_schema)) {
return enc->write_double(writer,
(double)val);
}
}
return enc->write_long(writer, val);
}
case AVRO_FLOAT:{
float val = avro_datum_to_float(datum)->f;
if (is_avro_schema(writers_schema)
&& is_avro_double(writers_schema)) {
/* handle promotion */
return enc->write_double(writer, (double)val);
}
return enc->write_float(writer, val);
}
case AVRO_DOUBLE:
return enc->write_double(writer,
avro_datum_to_double(datum)->d);
case AVRO_RECORD:
return write_record(writer, enc,
avro_schema_to_record(writers_schema),
datum);
case AVRO_ENUM:
return write_enum(writer, enc,
avro_schema_to_enum(writers_schema),
avro_datum_to_enum(datum));
case AVRO_FIXED:
return avro_write(writer,
avro_datum_to_fixed(datum)->bytes,
avro_datum_to_fixed(datum)->size);
case AVRO_MAP:
return write_map(writer, enc,
avro_schema_to_map(writers_schema),
avro_datum_to_map(datum));
case AVRO_ARRAY:
return write_array(writer, enc,
avro_schema_to_array(writers_schema),
avro_datum_to_array(datum));
case AVRO_UNION:
return write_union(writer, enc,
avro_schema_to_union(writers_schema),
avro_datum_to_union(datum));
case AVRO_LINK:
break;
}
return 0;
}