/* grpc_run_batch_stack_build_result fills constructs a ruby BatchResult struct
after the results have run */
static VALUE grpc_run_batch_stack_build_result(run_batch_stack *st) {
size_t i = 0;
VALUE result = rb_struct_new(grpc_rb_sBatchResult, Qnil, Qnil, Qnil, Qnil,
Qnil, Qnil, Qnil, Qnil, NULL);
for (i = 0; i < st->op_num; i++) {
switch (st->ops[i].op) {
case GRPC_OP_SEND_INITIAL_METADATA:
rb_struct_aset(result, sym_send_metadata, Qtrue);
break;
case GRPC_OP_SEND_MESSAGE:
rb_struct_aset(result, sym_send_message, Qtrue);
break;
case GRPC_OP_SEND_CLOSE_FROM_CLIENT:
rb_struct_aset(result, sym_send_close, Qtrue);
break;
case GRPC_OP_SEND_STATUS_FROM_SERVER:
rb_struct_aset(result, sym_send_status, Qtrue);
break;
case GRPC_OP_RECV_INITIAL_METADATA:
rb_struct_aset(result, sym_metadata,
grpc_rb_md_ary_to_h(&st->recv_metadata));
case GRPC_OP_RECV_MESSAGE:
rb_struct_aset(result, sym_message,
grpc_rb_byte_buffer_to_s(st->recv_message));
break;
case GRPC_OP_RECV_STATUS_ON_CLIENT:
rb_struct_aset(
result, sym_status,
rb_struct_new(
grpc_rb_sStatus, UINT2NUM(st->recv_status),
(GRPC_SLICE_START_PTR(st->recv_status_details) == NULL
? Qnil
: grpc_rb_slice_to_ruby_string(st->recv_status_details)),
grpc_rb_md_ary_to_h(&st->recv_trailing_metadata), NULL));
break;
case GRPC_OP_RECV_CLOSE_ON_SERVER:
rb_struct_aset(result, sym_send_close, Qtrue);
break;
default:
break;
}
}
return result;
}
/**
* Decodes protobuf message.
*
* buffer - pointer to the buffer with message data
* buffer_size - size of the buffee
*
* Returns ruby array with decoded fields.
*
*/
static VALUE decode_protobuf( uint8_t *buffer, long buffer_size )
{
// Will return array of fields
VALUE message = rb_ary_new();
while ( buffer_size > 0 )
{
// New field
VALUE field = rb_struct_new( rb_sProtobufCoderField, Qnil, Qnil, Qnil );
// Read field tag
uint64_t tag = read_varint( &buffer, &buffer_size );
uint64_t field_number = tag >> 3;
uint64_t wire_type = tag & 0x07;
rb_struct_aset( field, ID2SYM( rb_intern( "number" )), INT2FIX( field_number ));
rb_struct_aset( field, ID2SYM( rb_intern( "type" )), INT2FIX( wire_type ));
switch ( wire_type )
{
case WT_VARINT:
// Read VARINT
rb_struct_aset( field, ID2SYM( rb_intern( "value" )), INT2NUM( read_varint( &buffer, &buffer_size )));
break;
case WT_STRING:
// First - read one VARINT with string length, then read "length" bytes
rb_struct_aset( field, ID2SYM( rb_intern( "value" )), read_bytes( &buffer, &buffer_size, read_varint( &buffer, &buffer_size )));
break;
case WT_64BIT:
// Read 8 bytes
rb_struct_aset( field, ID2SYM( rb_intern( "value" )), read_bytes( &buffer, &buffer_size, 8 ));
break;
case WT_32BIT:
// Read 4 bytes
rb_struct_aset( field, ID2SYM( rb_intern( "value" )), read_bytes( &buffer, &buffer_size, 4 ));
break;
default:
rb_raise( rb_eProtobufCoderDecodingError, "invalid wire type: %lld", wire_type );
}
rb_ary_push( message, field );
}
return message;
}
static VALUE struct_spec_rb_struct_aset(VALUE self, VALUE st, VALUE key, VALUE value) {
return rb_struct_aset(st, key, value);
}