Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.0 KiB
74 lines
2.0 KiB
/* |
|
** upb_decode: parsing into a upb_msg using a upb_msglayout. |
|
*/ |
|
|
|
#ifndef UPB_DECODE_H_ |
|
#define UPB_DECODE_H_ |
|
|
|
#include <setjmp.h> |
|
|
|
#include "upb/msg.h" |
|
|
|
#ifdef __cplusplus |
|
extern "C" { |
|
#endif |
|
|
|
bool upb_decode(const char *buf, size_t size, upb_msg *msg, |
|
const upb_msglayout *l, upb_arena *arena); |
|
|
|
/* Internal only: data pertaining to the parse. */ |
|
typedef struct upb_decstate { |
|
const char *limit; /* End of delimited region or end of buffer. */ |
|
const char *fastlimit; /* End of delimited region or end of buffer. */ |
|
const char *fastend; |
|
upb_array *arr; |
|
upb_arena *arena; |
|
int depth; |
|
uint32_t end_group; /* Set to field number of END_GROUP tag, if any. */ |
|
jmp_buf err; |
|
} upb_decstate; |
|
|
|
const char *fastdecode_dispatch(upb_decstate *d, const char *ptr, upb_msg *msg, |
|
const upb_msglayout *table, uint64_t hasbits); |
|
const char *fastdecode_generic(upb_decstate *d, const char *ptr, upb_msg *msg, |
|
const upb_msglayout *table, uint64_t hasbits, |
|
uint64_t data); |
|
const char *fastdecode_err(upb_decstate *d); |
|
|
|
#define UPB_PARSE_PARAMS \ |
|
upb_decstate *d, const char *ptr, upb_msg *msg, const upb_msglayout *table, \ |
|
uint64_t hasbits, uint64_t data |
|
|
|
#define F(card, type, valbytes, tagbytes) \ |
|
const char *upb_p##card##type##valbytes##_##tagbytes##bt(UPB_PARSE_PARAMS); |
|
|
|
#define TYPES(card, tagbytes) \ |
|
F(card, b, 1, tagbytes) \ |
|
F(card, v, 4, tagbytes) \ |
|
F(card, v, 8, tagbytes) \ |
|
F(card, z, 4, tagbytes) \ |
|
F(card, z, 8, tagbytes) |
|
|
|
#define TAGBYTES(card) \ |
|
TYPES(card, 1) \ |
|
TYPES(card, 2) |
|
|
|
TAGBYTES(s) |
|
TAGBYTES(o) |
|
//TAGBYTES(r) |
|
|
|
const char *upb_pss_1bt(UPB_PARSE_PARAMS); |
|
const char *upb_pss_2bt(UPB_PARSE_PARAMS); |
|
const char *upb_pos_1bt(UPB_PARSE_PARAMS); |
|
const char *upb_pos_2bt(UPB_PARSE_PARAMS); |
|
|
|
#undef F |
|
#undef TYPES |
|
#undef TAGBYTES |
|
#undef UPB_PARSE_PARAMS |
|
|
|
#ifdef __cplusplus |
|
} /* extern "C" */ |
|
#endif |
|
|
|
#endif /* UPB_DECODE_H_ */
|
|
|