Files
gf-core/src/runtime/c/pgf/reader.h
2021-11-08 10:39:05 +01:00

99 lines
2.5 KiB
C++

#ifndef READER_H_
#define READER_H_
#include "db.h"
// reader for PGF files
class PGF_INTERNAL_DECL PgfReader
{
public:
PgfReader(FILE *in);
uint8_t read_uint8();
uint16_t read_u16be();
uint64_t read_u64be();
double read_double();
uint64_t read_uint();
int64_t read_int() { return (int64_t) read_uint(); };
size_t read_len() { return (size_t) read_uint(); };
uint8_t read_tag() { return read_uint8(); }
template<class V>
ref<V> read_name(PgfText V::* field) {
return read_name_internal((size_t) &(((V*) NULL)->*field));
};
ref<PgfText> read_name() {
return read_name_internal(0);
};
template<class V>
ref<V> read_text(PgfText V::* field) {
return read_text_internal((size_t) &(((V*) NULL)->*field));
};
ref<PgfText> read_text() {
return read_text_internal(0);
};
template<class V>
Namespace<V> read_namespace(ref<V> (PgfReader::*read_value)(), size_t len);
template<class V>
Namespace<V> read_namespace(ref<V> (PgfReader::*read_value)());
template <class C, class V>
ref<C> read_vector(PgfVector<V> C::* field, void (PgfReader::*read_value)(ref<V> val));
template<class V>
ref<PgfVector<V>> read_vector(void (PgfReader::*read_value)(ref<V> val));
PgfLiteral read_literal();
PgfExpr read_expr();
void read_expr(ref<PgfExpr> r) { *r = read_expr(); };
void read_hypo(ref<PgfHypo> hypo);
ref<PgfDTyp> read_type();
ref<PgfFlag> read_flag();
PgfPatt read_patt();
void read_defn(ref<ref<PgfEquation>> defn);
ref<PgfAbsFun> read_absfun();
ref<PgfAbsCat> read_abscat();
void read_abstract(ref<PgfAbstr> abstract);
ref<PgfConcrLincat> read_lincat();
ref<PgfConcrLIndex> read_lindex();
void read_linarg(ref<PgfConcrLinArg> linarg);
void read_linres(ref<PgfConcrLinRes> linres);
PgfSymbol read_symbol();
ref<PgfConcrLin> read_lin();
ref<PgfConcrPrintname> read_printname();
ref<PgfConcr> read_concrete();
ref<PgfPGF> read_pgf();
private:
FILE *in;
ref<PgfAbstr> abstract;
ref<PgfConcr> concrete;
object read_name_internal(size_t struct_size);
object read_text_internal(size_t struct_size);
void read_patt2(ref<PgfPatt> r) { *r = read_patt(); };
void read_text2(ref<ref<PgfText>> r) { *r = read_text(); };
void read_symbol2(ref<PgfSymbol> r) { *r = read_symbol(); };
void read_seq2(ref<ref<PgfSequence>> r) { *r = read_vector(&PgfReader::read_symbol2); }
template<class I>
ref<I> read_symbol_idx();
};
#endif