expassword_argon2

#pragma once

typedef enum {
    PARSE_NUM_NO_ERR               = 0, // ok: no error
    PARSE_NUM_ERR_NO_DIGIT_FOUND   = 1, // nothing consumed: empty strings or similar
    PARSE_NUM_ERR_NON_DIGIT_FOUND  = 2, // non digit found (eg "1j0")
    PARSE_NUM_ERR_INVALID_BASE     = 3, // base is invalid (base < 2 || base > 36)
    PARSE_NUM_ERR_OUT_OF_RANGE     = 4, // virtual, for conveniance, to allow (ret & PARSE_NUM_OUT_OF_RANGE) in place of (PARSE_NUM_ERR_TOO_SMALL == ret || PARSE_NUM_ERR_TOO_LARGE == ret)
    PARSE_NUM_ERR_TOO_SMALL        = 5, // for int32_t, value < INT32_MIN
    PARSE_NUM_ERR_TOO_LARGE        = 6, // for int32_t, value > INT32_MAX
    /* 7: reserved */
    /* 8: reserved to regroup PARSE_NUM_ERR_LESS_THAN_MIN/PARSE_NUM_ERR_GREATER_THAN_MAX ? */
    PARSE_NUM_ERR_LESS_THAN_MIN    = 9, // value is less than user specified value
    PARSE_NUM_ERR_GREATER_THAN_MAX = 10 // value is greater than user specified value
} ParseNumError;

#define parse_signed(type, unsigned_type, value_type_min, value_type_max) \
    ParseNumError strto## type(const char *, char **, int, type *, type *, type *); \
    ParseNumError strnto## type(const char *, const char * const, char **, int, type *, type *, type *)

// parse_signed(int8_t, uint8_t, INT8_MIN, INT8_MAX);
// parse_signed(int16_t, uint16_t, INT16_MIN, INT16_MAX);
// parse_signed(int32_t, uint32_t, INT32_MIN, INT32_MAX);
// parse_signed(int64_t, uint64_t, INT64_MIN, INT64_MAX);

#undef parse_signed

#define parse_unsigned(type, value_type_max) \
    ParseNumError strto## type(const char *, char **, int, type *, type *, type *); \
    ParseNumError strnto## type(const char *, const char * const, char **, int, type *, type *, type *)

// parse_unsigned(uint8_t, UINT8_MAX);
// parse_unsigned(uint16_t, UINT16_MAX);
parse_unsigned(uint32_t, UINT32_MAX);
// parse_unsigned(uint64_t, UINT64_MAX);

#undef parse_unsigned