#ifndef LWIP_HDR_CC_H
#define LWIP_HDR_CC_H

#include <stdint.h>
#include <stddef.h>

// 1. Basic Types
typedef uint8_t   u8_t;
typedef int8_t    s8_t;
typedef uint16_t  u16_t;
typedef int16_t   s16_t;
typedef uint32_t  u32_t;
typedef int32_t   s32_t;
typedef uintptr_t mem_ptr_t;
typedef int       sys_prot_t;

// 2. Format specifiers
#define U16_F "hu"
#define S16_F "hd"
#define X16_F "hx"
#define U32_F "u"
#define S32_F "d"
#define X32_F "x"
#define X8_F  "02x"
#define SZT_F "zu"

// 3. Byte order
#define BYTE_ORDER LITTLE_ENDIAN

// 4. Compiler hints
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_END
#define PACK_STRUCT_STRUCT __attribute__((packed))
#define PACK_STRUCT_FIELD(x) x

// 5. Diagnostics
void printf(const char *format, ...);

#endif