20bool format_i64(
char *dst,
size_t dst_len,
const int64_t value);
35bool format_u64(
char *dst,
size_t dst_len, uint64_t value);
52bool format_fpu64(
char *dst,
size_t dst_len,
const uint64_t value, uint8_t decimals);
86int format_hex(
const uint8_t *in,
size_t in_len,
char *out,
size_t out_len);