NAME

elftc_copyfile — convenience function to copy data

LIBRARY

library “libelftc”

#include <libelftc.h>

in
elftc_copyfile(int ifd, int ofd);

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.

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.

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).