ELFTC_COPYFILE(3)      FreeBSD Library Functions Manual      ELFTC_COPYFILE(3)

NAME
     elftc_copyfile - convenience function to copy data

LIBRARY
     library "libelftc"

SYNOPSIS
     #include <libelftc.h>

     in
     elftc_copyfile(int ifd, int ofd);

DESCRIPTION
     The function elftc_copyfile() copies the contents of the file referenced
     by argument ifd to the file referenced by argument ofd.

     The argument ifd should contain a file descriptor opened for reading,
     with its file offset at the beginning of the file.

     The argument ofd should contain a file descriptor opened for writing.

RETURN VALUES
     Upon successful completion, the value 0 is returned; otherwise the
     value -1 is returned and the global variable errno is set to indicate the
     error.

ERRORS
     The function elftc_copyfile() may fail with any of the errors returned by
     fstat(2), mmap(2), munmap(2), read(2), write(2), or malloc(3).

SEE ALSO
     fstat(2), mmap(2), munmap(2), read(2), write(2), malloc(3)

FreeBSD 13.1-RELEASE-p6        December 11, 2011       FreeBSD 13.1-RELEASE-p6