ra8_esp_hosted_fmt_internal.h

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#pragma once
 
#include <stdarg.h>
#include <stdint.h>
 
#include "ra8_attributes.h"

typedef enum : uint16_t {
  k_ra8_esp_hosted_fmt_digits_max = 20U,
  k_ra8_esp_hosted_fmt_width_max = 64U,
  k_ra8_esp_hosted_fmt_spec_max = 12U,
} ra8_esp_hosted_fmt_bound_t;

typedef enum : uint8_t {
  k_ra8_esp_hosted_fmt_len_int   = 0U, 
  k_ra8_esp_hosted_fmt_len_long  = 1U, 
  k_ra8_esp_hosted_fmt_len_llong = 2U, 
  k_ra8_esp_hosted_fmt_len_size  = 3U, 
} ra8_esp_hosted_fmt_len_t;

typedef struct ra8_esp_hosted_fmt_spec {
  uint16_t                 width;        
  uint8_t                  consumed;     
  char                     conv;         
  ra8_esp_hosted_fmt_len_t len;          
  bool                     zero_pad;     
  bool                     left_justify; 
} ra8_esp_hosted_fmt_spec_t;

RA8_PRIV
[[nodiscard]] bool priv_ra8_esp_hosted_fmt_parse(const char*                after_percent,
                                                 ra8_esp_hosted_fmt_spec_t* out);

RA8_PRIV
[[nodiscard]] uint8_t
priv_ra8_esp_hosted_fmt_utoa(char* buf, uint64_t value, uint8_t base, bool upper);

RA8_PRIV
uint32_t priv_ra8_esp_hosted_fmt_vformat(char* out, uint32_t cap, const char* fmt, va_list ap);