shuffile_io.h

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#ifndef SHUFFILE_IO_H
#define SHUFFILE_IO_H
 
#include <config.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
 
/* compute crc32 */
#include <zlib.h>
 
#ifndef SHUFFILE_MAX_LINE
#define SHUFFILE_MAX_LINE (1024)
#endif
 
/********************************************************/
 
mode_t shuffile_getmode(int read, int write, int execute);
 
int shuffile_open(const char* file, int flags, ...);
 
int shuffile_close(const char* file, int fd);
 
int shuffile_file_lock_read(const char* file, int fd);
int shuffile_file_lock_write(const char* file, int fd);
int shuffile_file_unlock(const char* file, int fd);
 
int shuffile_open_with_lock(const char* file, int flags, mode_t mode);
 
int shuffile_close_with_unlock(const char* file, int fd);
 
int shuffile_lseek(const char* file, int fd, off_t pos, int whence);
 
ssize_t shuffile_read(const char* file, int fd, void* buf, size_t size);
 
ssize_t shuffile_write(const char* file, int fd, const void* buf, size_t size);
 
ssize_t shuffile_read_attempt(const char* file, int fd, void* buf, size_t size);
 
ssize_t shuffile_write_attempt(const char* file, int fd, const void* buf, size_t size);
 
ssize_t shuffile_read_line(const char* file, int fd, char* buf, size_t size);
 
ssize_t shuffile_writef(const char* file, int fd, const char* format, ...);
 
int shuffile_read_pad_n(
  int n,
  const char** files,
  int* fds,
  char* buf,
  unsigned long count,
  unsigned long offset,
  unsigned long* filesizes
);
 
int shuffile_write_pad_n(
  int n,
  const char** files,
  int* fds,
  char* buf,
  unsigned long count,
  unsigned long offset,
  unsigned long* filesizes
);
 
int shuffile_stat(const char* file, struct stat* statbuf);
 
unsigned long shuffile_file_size(const char* file);
 
int shuffile_file_exists(const char* file);
 
int shuffile_file_is_readable(const char* file);
 
int shuffile_file_is_writeable(const char* file);
 
int shuffile_file_unlink(const char* file);
 
int shuffile_crc32(const char* filename, uLong* crc);
 
/********************************************************/
 
int shuffile_mkdir(const char* dir, mode_t mode);
 
int shuffile_rmdir(const char* dir);
 
int shuffile_getcwd(char* buf, size_t size);
 
/********************************************************/
 
int shuffile_file_copy(
  const char* src_file,
  const char* dst_file,
  unsigned long buf_size,
  uLong* crc
);
 
/********************************************************/
 
int shuffile_compress_in_place(const char* file_src, const char* file_dst, unsigned long block_size, int level);
 
int shuffile_uncompress_in_place(const char* file_src, const char* file_dst);
 
int shuffile_compress(const char* file_src, const char* file_dst, unsigned long block_size, int level);
 
int shuffile_uncompress(const char* file_src, const char* file_dst);
 
#endif