src/io/read_file.h


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#pragma once

#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>

enum allow_flags {
  O_NOALLOWMAP = 1 << 0,
  O_NOALLOWSPONGE = 1 << 1,
};

enum mapping_type {
  MT_MMAP,
  MT_OWNED,
};

struct filebuf {
  char *buf;
  size_t sz;
  enum mapping_type mapping_type;
};

struct filebuf *stream_to_filebuf(FILE *restrict stream, int openOptions);
struct filebuf *file_to_filebuf(char *fname, int openOptions, bool *isdir);
void free_filebuf(struct filebuf *filebuf);