71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
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#ifndef sproto_h
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#define sproto_h
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#include <stddef.h>
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struct sproto;
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struct sproto_type;
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#define SPROTO_REQUEST 0
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#define SPROTO_RESPONSE 1
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// type (sproto_arg.type)
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#define SPROTO_TINTEGER 0
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#define SPROTO_TBOOLEAN 1
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#define SPROTO_TSTRING 2
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#define SPROTO_TDOUBLE 3
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#define SPROTO_TSTRUCT 4
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// container type
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#define SPROTO_TARRAY 0x80
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// sub type of string (sproto_arg.extra)
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#define SPROTO_TSTRING_STRING 0
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#define SPROTO_TSTRING_BINARY 1
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#define SPROTO_CB_ERROR -1
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#define SPROTO_CB_NIL -2
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#define SPROTO_CB_NOARRAY -3
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struct sproto * sproto_create(const void * proto, size_t sz);
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void sproto_release(struct sproto *);
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int sproto_prototag(const struct sproto *, const char * name);
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const char * sproto_protoname(const struct sproto *, int proto);
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// SPROTO_REQUEST(0) : request, SPROTO_RESPONSE(1): response
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struct sproto_type * sproto_protoquery(const struct sproto *, int proto, int what);
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int sproto_protoresponse(const struct sproto *, int proto);
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struct sproto_type * sproto_type(const struct sproto *, const char * type_name);
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int sproto_pack(const void * src, int srcsz, void * buffer, int bufsz);
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int sproto_unpack(const void * src, int srcsz, void * buffer, int bufsz);
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struct sproto_arg {
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void *ud;
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const char *tagname;
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int tagid;
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int type;
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struct sproto_type *subtype;
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void *value;
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int length;
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int index; // array base 1, negative value indicates that it is a empty array
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int mainindex; // for map
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int extra; // SPROTO_TINTEGER: decimal ; SPROTO_TSTRING 0:utf8 string 1:binary
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// When interpretd two fields struct as map, the following fields must not be NULL.
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const char *ktagname;
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const char *vtagname;
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};
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typedef int (*sproto_callback)(const struct sproto_arg *args);
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int sproto_decode(const struct sproto_type *, const void * data, int size, sproto_callback cb, void *ud);
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int sproto_encode(const struct sproto_type *, void * buffer, int size, sproto_callback cb, void *ud);
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// for debug use
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void sproto_dump(struct sproto *);
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const char * sproto_name(struct sproto_type *);
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#endif
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