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/* SPDX-License-Identifier: MIT-0 */
#ifndef GAS_H
#define GAS_H
#define PO2_MAX_DEFAULT 1.6
#define END_MAX_DEFAULT 4.01325
extern double PO2_MAX;
extern double END_MAX;
#define MOD_AUTO 0
/* types */
typedef struct gas_t {
unsigned char o2;
unsigned char he;
unsigned char n2;
double mod;
} gas_t;
/* functions */
gas_t gas_new(unsigned char o2, unsigned char he, double mod);
int gas_equal(const gas_t *g1, const gas_t *g2);
unsigned char gas_o2(const gas_t *gas);
unsigned char gas_he(const gas_t *gas);
unsigned char gas_n2(const gas_t *gas);
double gas_mod(const gas_t *gas);
#endif /* end of include guard: GAS_H */
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