internal.h

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#ifndef INTERNAL_H
#define INTERNAL_H

#include "rcheevos.h"

#define RC_OFFSETOF(s, f) ((int)(long long)(&((s*)0)->f))
#define RC_ALIGNOF(t) RC_OFFSETOF(struct{char c; t d;}, d)

#define RC_ALLOC(t, p, o, s) ((t*)rc_alloc(p, o, sizeof(t), RC_ALIGNOF(t), s))

typedef union {
  rc_operand_t operand;
  rc_condition_t condition;
  rc_condset_t condset;
  rc_trigger_t trigger;
  rc_term_t term;
  rc_expression_t expression;
  rc_lboard_t lboard;
}
rc_scratch_t;

void* rc_alloc(void* pointer, int* offset, int size, int alignment, rc_scratch_t* scratch);

void rc_parse_trigger_internal(rc_trigger_t* self, int* ret, void* buffer, rc_scratch_t* scratch, const char** memaddr, lua_State* L, int funcs_ndx);

rc_condset_t* rc_parse_condset(int* ret, void* buffer, rc_scratch_t* scratch, const char** memaddr, lua_State* L, int funcs_ndx);
int rc_test_condset(rc_condset_t* self, int* reset, rc_peek_t peek, void* ud, lua_State* L);
void rc_reset_condset(rc_condset_t* self);

rc_condition_t* rc_parse_condition(int* ret, void* buffer, rc_scratch_t* scratch, const char** memaddr, lua_State* L, int funcs_ndx);
int rc_test_condition(rc_condition_t* self, unsigned add_buffer, rc_peek_t peek, void* ud, lua_State* L);

int rc_parse_operand(rc_operand_t* self, const char** memaddr, int is_trigger, lua_State* L, int funcs_ndx);
unsigned rc_evaluate_operand(rc_operand_t* self, rc_peek_t peek, void* ud, lua_State* L);

rc_term_t* rc_parse_term(int* ret, void* buffer, rc_scratch_t* scratch, const char** memaddr, lua_State* L, int funcs_ndx);
unsigned rc_evaluate_term(rc_term_t* self, rc_peek_t peek, void* ud, lua_State* L);

rc_expression_t* rc_parse_expression(int* ret, void* buffer, rc_scratch_t* scratch, const char** memaddr, lua_State* L, int funcs_ndx);
unsigned rc_evaluate_expression(rc_expression_t* self, rc_peek_t peek, void* ud, lua_State* L);

void rc_parse_value_internal(rc_value_t* self, int* ret, void* buffer, void* scratch, const char** memaddr, lua_State* L, int funcs_ndx);

void rc_parse_lboard_internal(rc_lboard_t* self, int* ret, void* buffer, void* scratch, const char* memaddr, lua_State* L, int funcs_ndx);

#endif /* INTERNAL_H */