src/io.h

   1 #ifndef __IO_H__
   2 #define __IO_H__
   3
   4 /* Open file and return descriptor. Return -1 in case of error. */
   5 int open_file_for_writing(const char *file, _Bool truncate);
   6
   7 /* Return 0, -1 in case of error */
   8 int mmap_file(const char *file, int *fd, void **buffer, size_t *length);
   9
  10 /* Return 0, -1 in case of error */
  11 int munmap_file(int fd, void *buffer, size_t length);
  12
  13 /* Return 0, -1 in case of error.
  14  * @length and @mime_type are optional. */
  15 int load_data_from_file(const char *file, void **data, size_t *length,
  16         char **mime_type);
  17
  18 int save_data_to_file(const char *file, const void *data,
  19         const size_t length, const char *mime_type);
  20
  21 /* Return 0 if @path is directory, 1 if not, -1 if error occured */
  22 int is_directory(const char *path);
  23 #endif