fd.h

   1 /* Copyright (C) 2006 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
   2
   3 /** \file fd.h exported symbols from fd.c */
   4
   5 int xrename(const char *oldpath, const char *newpath);
   6 int write_all(int fd, const char *buf, size_t len);
   7 __printf_2_3 int write_va_buffer(int fd, const char *fmt, ...);
   8 bool file_exists(const char *);
   9 int xpoll(struct pollfd *fds, nfds_t nfds, int timeout);
  10 __must_check int mark_fd_nonblocking(int fd);
  11 __must_check int mark_fd_blocking(int fd);
  12 int para_mmap(size_t length, int prot, int flags, int fd, void *map);
  13 int para_open(const char *path, int flags, mode_t mode);
  14 int para_mkdir(const char *path, mode_t mode);
  15 int para_chdir(const char *path);
  16 int mmap_full_file(const char *filename, int open_mode, void **map,
  17         size_t *size, int *fd_ptr);
  18 int para_munmap(void *start, size_t length);
  19 int read_ok(int fd);
  20 int write_ok(int fd);
  21 void valid_fd_012(void);
  22 int readv_nonblock(int fd, struct iovec *iov, int iovcnt, size_t *num_bytes);
  23 int read_nonblock(int fd, void *buf, size_t sz, size_t *num_bytes);
  24 int read_pattern(int fd, const char *pattern, size_t bufsize);
  25 int xwrite(int fd, const char *buf, size_t len);
  26 int xwritev(int fd, struct iovec *iov, int iovcnt);
  27 int for_each_file_in_dir(const char *dirname,
  28                 int (*func)(const char *, void *), void *private_data);
  29 /**
  30  * Write a \p NULL-terminated buffer.
  31  *
  32  * \param fd The file descriptor.
  33  * \param buf The null-terminated buffer to be send.
  34  *
  35  * This is equivalent to write_all(fd, buf, strlen(buf)).
  36  *
  37  * \return Standard.
  38  */
  39 _static_inline_ int write_buffer(int fd, const char *buf)
  40 {
  41         return write_all(fd, buf, strlen(buf));
  42 }