THUAI6/CAPI/cpp/grpc/include/upb/json_encode.h

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#ifndef UPB_JSONENCODE_H_
#define UPB_JSONENCODE_H_

#include "upb/def.h"

#ifdef __cplusplus
extern "C"
{
#endif

    enum
    {
        /* When set, emits 0/default values.  TODO(haberman): proto3 only? */
        upb_JsonEncode_EmitDefaults = 1 << 0,

        /* When set, use normal (snake_case) field names instead of JSON (camelCase)
           names. */
        upb_JsonEncode_UseProtoNames = 1 << 1,

        /* When set, emits enums as their integer values instead of as their names. */
        upb_JsonEncode_FormatEnumsAsIntegers = 1 << 2
    };

    /* Encodes the given |msg| to JSON format.  The message's reflection is given in
     * |m|.  The symtab in |symtab| is used to find extensions (if NULL, extensions
     * will not be printed).
     *
     * Output is placed in the given buffer, and always NULL-terminated.  The output
     * size (excluding NULL) is returned.  This means that a return value >= |size|
     * implies that the output was truncated.  (These are the same semantics as
     * snprintf()). */
    size_t upb_JsonEncode(const upb_Message* msg, const upb_MessageDef* m, const upb_DefPool* ext_pool, int options, char* buf, size_t size, upb_Status* status);

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif /* UPB_JSONENCODE_H_ */