archival/libunarchive/seek_by_read.c

/* vi: set sw=4 ts=4: */
/*
 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
 */

#include "libbb.h"
#include "unarchive.h"

/*  If we are reading through a pipe, or from stdin then we can't lseek,
 *  we must read and discard the data to skip over it.
 */
void FAST_FUNC seek_by_read(const archive_handle_t *archive_handle, unsigned jump_size)
{
	if (jump_size)
		bb_copyfd_exact_size(archive_handle->src_fd, -1, jump_size);
}
1	/* vi: set sw=4 ts=4: */
2	/*
3	* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
4	*/
5
6	#include "libbb.h"
7	#include "unarchive.h"
8
9	/* If we are reading through a pipe, or from stdin then we can't lseek,
10	* we must read and discard the data to skip over it.
11	*/
12	void FAST_FUNC seek_by_read(const archive_handle_t *archive_handle, unsigned jump_size)
13	{
14	if (jump_size)
15	bb_copyfd_exact_size(archive_handle->src_fd, -1, jump_size);
16	}