diplomat_runtime.h

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#ifndef DIPLOMAT_RUNTIME_C_H

#define DIPLOMAT_RUNTIME_C_H

#include <stdint.h>

#include <stddef.h>

#include <stdbool.h>

#include <sys/types.h>

// uchar.h doesn't always exist, but char32_t is always available

// in C++ anyway

#ifndef __cplusplus

#ifdef __APPLE__

#include <stdint.h>

typedef uint16_t char16_t;

typedef uint32_t char32_t;

#else

#include <uchar.h>

#endif

#endif

#ifdef __cplusplus

namespace capi {

extern "C" {

#endif

typedef struct DiplomatWriteable {

    void* context;

    char* buf;

    size_t len;

    size_t cap;

    void (*flush)(struct DiplomatWriteable*);

    bool (*grow)(struct DiplomatWriteable*, size_t);

} DiplomatWriteable;

DiplomatWriteable diplomat_simple_writeable(char* buf, size_t buf_size);

#define MAKE_SLICES(name, c_ty) \

    typedef struct Diplomat##name##View { \

        const c_ty* data; \

        size_t len; \

    } Diplomat##name##View; \

    typedef struct Diplomat##name##Array { \

        const c_ty* data; \

        size_t len; \

    } Diplomat##name##Array;

MAKE_SLICES(I8, int8_t)

MAKE_SLICES(U8, uint8_t)

MAKE_SLICES(I16, int16_t)

MAKE_SLICES(U16, uint16_t)

MAKE_SLICES(I32, int32_t)

MAKE_SLICES(U32, uint32_t)

MAKE_SLICES(I64, int64_t)

MAKE_SLICES(U64, uint64_t)

MAKE_SLICES(Isize, intptr_t)

MAKE_SLICES(Usize, size_t)

MAKE_SLICES(F32, float)

MAKE_SLICES(F64, double)

MAKE_SLICES(Bool, bool)

MAKE_SLICES(Char, char32_t)

MAKE_SLICES(String, char)

MAKE_SLICES(U16String, char16_t)

#ifdef __cplusplus

} // extern "C"

} // namespace capi

#endif

#endif