diff options
Diffstat (limited to 'pb_decode.h')
| -rw-r--r-- | pb_decode.h | 40 |
1 files changed, 33 insertions, 7 deletions
diff --git a/pb_decode.h b/pb_decode.h index 8dc6740..398b24a 100644 --- a/pb_decode.h +++ b/pb_decode.h @@ -3,8 +3,8 @@ * field descriptions created by nanopb_generator.py. */ -#ifndef _PB_DECODE_H_ -#define _PB_DECODE_H_ +#ifndef PB_DECODE_H_INCLUDED +#define PB_DECODE_H_INCLUDED #include "pb.h" @@ -25,7 +25,7 @@ extern "C" { * is different than from the main stream. Don't use bytes_left to compute * any pointers. */ -struct _pb_istream_t +struct pb_istream_s { #ifdef PB_BUFFER_ONLY /* Callback pointer is not used in buffer-only configuration. @@ -34,7 +34,7 @@ struct _pb_istream_t */ int *callback; #else - bool (*callback)(pb_istream_t *stream, uint8_t *buf, size_t count); + bool (*callback)(pb_istream_t *stream, pb_byte_t *buf, size_t count); #endif void *state; /* Free field for use by callback implementation */ @@ -85,6 +85,18 @@ bool pb_decode_noinit(pb_istream_t *stream, const pb_field_t fields[], void *des */ bool pb_decode_delimited(pb_istream_t *stream, const pb_field_t fields[], void *dest_struct); +/* Same as pb_decode_delimited, except that it does not initialize the destination structure. + * See pb_decode_noinit + */ +bool pb_decode_delimited_noinit(pb_istream_t *stream, const pb_field_t fields[], void *dest_struct); + +/* Same as pb_decode, except allows the message to be terminated with a null byte. + * NOTE: Until nanopb-0.4.0, pb_decode() also allows null-termination. This behaviour + * is not supported in most other protobuf implementations, so pb_decode_delimited() + * is a better option for compatibility. + */ +bool pb_decode_nullterminated(pb_istream_t *stream, const pb_field_t fields[], void *dest_struct); + #ifdef PB_ENABLE_MALLOC /* Release any allocated pointer fields. If you use dynamic allocation, you should * call this for any successfully decoded message when you are done with it. If @@ -103,12 +115,12 @@ void pb_release(const pb_field_t fields[], void *dest_struct); * Alternatively, you can use a custom stream that reads directly from e.g. * a file or a network socket. */ -pb_istream_t pb_istream_from_buffer(uint8_t *buf, size_t bufsize); +pb_istream_t pb_istream_from_buffer(const pb_byte_t *buf, size_t bufsize); /* Function to read from a pb_istream_t. You can use this if you need to * read some custom header data, or to read data in field callbacks. */ -bool pb_read(pb_istream_t *stream, uint8_t *buf, size_t count); +bool pb_read(pb_istream_t *stream, pb_byte_t *buf, size_t count); /************************************************ @@ -124,23 +136,37 @@ bool pb_skip_field(pb_istream_t *stream, pb_wire_type_t wire_type); /* Decode an integer in the varint format. This works for bool, enum, int32, * int64, uint32 and uint64 field types. */ +#ifndef PB_WITHOUT_64BIT bool pb_decode_varint(pb_istream_t *stream, uint64_t *dest); +#else +#define pb_decode_varint pb_decode_varint32 +#endif + +/* Decode an integer in the varint format. This works for bool, enum, int32, + * and uint32 field types. */ +bool pb_decode_varint32(pb_istream_t *stream, uint32_t *dest); /* Decode an integer in the zig-zagged svarint format. This works for sint32 * and sint64. */ +#ifndef PB_WITHOUT_64BIT bool pb_decode_svarint(pb_istream_t *stream, int64_t *dest); +#else +bool pb_decode_svarint(pb_istream_t *stream, int32_t *dest); +#endif /* Decode a fixed32, sfixed32 or float value. You need to pass a pointer to * a 4-byte wide C variable. */ bool pb_decode_fixed32(pb_istream_t *stream, void *dest); +#ifndef PB_WITHOUT_64BIT /* Decode a fixed64, sfixed64 or double value. You need to pass a pointer to * a 8-byte wide C variable. */ bool pb_decode_fixed64(pb_istream_t *stream, void *dest); +#endif /* Make a limited-length substream for reading a PB_WT_STRING field. */ bool pb_make_string_substream(pb_istream_t *stream, pb_istream_t *substream); -void pb_close_string_substream(pb_istream_t *stream, pb_istream_t *substream); +bool pb_close_string_substream(pb_istream_t *stream, pb_istream_t *substream); #ifdef __cplusplus } /* extern "C" */ |