1 // Custom options for defining:
2 // - Maximum size of string/bytes
3 // - Maximum number of elements in array
5 // These are used by nanopb to generate statically allocable structures
6 // for memory-limited environments.
8 import "google/protobuf/descriptor.proto";
10 option java_package = "fi.kapsi.koti.jpa.nanopb";
13 FT_DEFAULT = 0; // Automatically decide field type, generate static field if possible.
14 FT_CALLBACK = 1; // Always generate a callback field.
15 FT_STATIC = 2; // Generate a static field or raise an exception if not possible.
16 FT_IGNORE = 3; // Ignore the field completely.
19 message NanoPBOptions {
20 // Allocated size for 'bytes' and 'string' fields.
21 optional int32 max_size = 1;
23 // Allocated number of entries in arrays ('repeated' fields)
24 optional int32 max_count = 2;
26 // Force type of field (callback or static allocation)
27 optional FieldType type = 3 [default = FT_DEFAULT];
29 // Use long names for enums, i.e. EnumName_EnumValue.
30 optional bool long_names = 4 [default = true];
32 // Add 'packed' attribute to generated structs.
33 optional bool packed_struct = 5 [default = false];
36 // Protocol Buffers extension number registry
37 // --------------------------------
39 // Contact: Petteri Aimonen <jpa@kapsi.fi>
40 // Web site: http://kapsi.fi/~jpa/nanopb
41 // Extensions: 1010 (all types)
42 // --------------------------------
44 extend google.protobuf.FileOptions {
45 optional NanoPBOptions nanopb_fileopt = 1010;
48 extend google.protobuf.MessageOptions {
49 optional NanoPBOptions nanopb_msgopt = 1010;
52 extend google.protobuf.EnumOptions {
53 optional NanoPBOptions nanopb_enumopt = 1010;
56 extend google.protobuf.FieldOptions {
57 optional NanoPBOptions nanopb = 1010;