/* kc3
* Copyright 2022,2023,2024 kmx.io <contact@kmx.io>
*
* Permission is hereby granted to use this software granted the above
* copyright notice and this permission paragraph are included in all
* copies and substantial portions of this software.
*
* THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
* PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
* AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
* THIS SOFTWARE.
*/
/**
* @file buf.h
* @brief Byte buffer.
*
* Structure to manipulate byte buffers.
*/
#ifndef LIBKC3_BUF_H
#define LIBKC3_BUF_H
#include <stdarg.h>
#include <stdlib.h>
#include "types.h"
#define BUF_SIZE 10240
/* Stack-allocation compatible functions, call buf_clean after use. */
void buf_clean (s_buf *buf);
s_buf * buf_init (s_buf *buf, bool p_free, uw size, char *p);
s_buf * buf_init_1 (s_buf *buf, bool p_free, char *p);
s_buf * buf_init_alloc (s_buf *buf, uw size);
s_buf * buf_init_str (s_buf *buf, bool free, s_str *p);
s_buf * buf_init_str_copy (s_buf *buf, const s_str *str);
/* Heap-allocation compatible functions, call buf_delete after use. */
void buf_delete (s_buf *buf);
s_buf * buf_new (bool free, uw size, char *p);
s_buf * buf_new_1 (bool free, uw size, char *p);
s_buf * buf_new_alloc (uw bytes);
s_buf * buf_new_str (s_str *str);
/* Operators. */
void buf_empty (s_buf *buf);
sw buf_f (s_buf *buf, const char *fmt, ...);
sw buf_flush (s_buf *buf);
sw buf_ignore (s_buf *buf, uw size);
sw buf_ignore_line (s_buf *buf);
sw buf_ignore_newline (s_buf *buf);
sw buf_ignore_spaces (s_buf *buf);
sw buf_ignore_spaces_but_newline (s_buf *buf);
sw buf_peek_1 (s_buf *buf, const char *p);
sw buf_peek_character_utf8 (s_buf *buf, character *p);
sw buf_peek_f32 (s_buf *buf, f32 *p);
sw buf_peek_f64 (s_buf *buf, f64 *p);
sw buf_peek_next_character_utf8 (s_buf *buf, character *p);
sw buf_peek_s8 (s_buf *buf, s8 *p);
sw buf_peek_s16 (s_buf *buf, s16 *p);
sw buf_peek_s32 (s_buf *buf, s32 *p);
sw buf_peek_s64 (s_buf *buf, s64 *p);
sw buf_peek_str (s_buf *buf, const s_str *src);
sw buf_peek_to_str (s_buf *buf, s_str *dest);
sw buf_peek_u8 (s_buf *buf, u8 *p);
sw buf_peek_u16 (s_buf *buf, u16 *p);
sw buf_peek_u32 (s_buf *buf, u32 *p);
sw buf_peek_u64 (s_buf *buf, u64 *p);
sw buf_read_integer (s_buf *buf, s_integer *dst);
sw buf_read_character_utf8 (s_buf *buf, character *p);
sw buf_read_1 (s_buf *buf, const char *p);
sw buf_read_f32 (s_buf *buf, f32 *p);
sw buf_read_f64 (s_buf *buf, f64 *p);
sw buf_read_s8 (s_buf *buf, s8 *p);
sw buf_read_s16 (s_buf *buf, s16 *p);
sw buf_read_s32 (s_buf *buf, s32 *p);
sw buf_read_s64 (s_buf *buf, s64 *p);
sw buf_read_str (s_buf *buf, const s_str *src);
sw buf_read_sym (s_buf *buf, const s_sym *src);
s_str * buf_read_to_str (s_buf *buf, s_str *dest);
sw buf_read_u8 (s_buf *buf, u8 *p);
sw buf_read_u16 (s_buf *buf, u16 *p);
sw buf_read_u32 (s_buf *buf, u32 *p);
sw buf_read_u64 (s_buf *buf, u64 *p);
s_str * buf_read_until_1_into_str(s_buf *buf, const char *end,
s_str *dest);
sw buf_read_until_character_into_str (s_buf *buf, character end,
s_str *dest);
sw buf_read_until_str_into_str (s_buf *buf, const s_str *end,
s_str *dest);
sw buf_read_integer (s_buf *buf, s_integer *dst);
sw buf_refill (s_buf *buf, sw size);
sw buf_refill_compact (s_buf *buf);
s_buf * buf_restore (s_buf *buf, const s_buf *save);
sw buf_seek (s_buf *buf, sw offset, u8 whence);
sw buf_str_to_hex (s_buf *buf, const s_str *src);
sw buf_str_to_hex_size (const s_str *src);
sw buf_u8_to_hex (s_buf *buf, const u8 *x);
sw buf_u8_to_hex_size (const u8 *x);
sw buf_vf (s_buf *buf, const char *fmt, va_list ap);
sw buf_write (s_buf *buf, const void *data, uw len);
sw buf_write_1 (s_buf *buf, const char *p);
sw buf_write_character_utf8 (s_buf *buf, character c);
sw buf_write_f32 (s_buf *buf, f32 x);
sw buf_write_f64 (s_buf *buf, f64 x);
sw buf_write_s8 (s_buf *buf, s8 i);
sw buf_write_s16 (s_buf *buf, s16 i);
sw buf_write_s32 (s_buf *buf, s32 i);
sw buf_write_s64 (s_buf *buf, s64 i);
sw buf_write_str (s_buf *buf, const s_str *src);
sw buf_write_u8 (s_buf *buf, u8 i);
sw buf_write_u16 (s_buf *buf, u16 i);
sw buf_write_u32 (s_buf *buf, u32 i);
sw buf_write_u64 (s_buf *buf, u64 i);
sw buf_xfer (s_buf *buf, s_buf *src, uw size);
sw buf_xfer_reverse(s_buf *src, s_buf *dest);
/* Observers. */
s_str * buf_slice_to_str (const s_buf *buf, uw start, uw end,
s_str *dest);
s_str * buf_to_str (const s_buf *buf, s_str *dest);
s_ratio * buf_to_ratio (const s_buf *buf, s_ratio *ratio);
#endif /* LIBKC3_BUF_H */
