29 static off_t bb_full_fd_action(int src_fd, int dst_fd, off_t size)  in bb_full_fd_action()  argument
43 	if (size < 0) {  in bb_full_fd_action()
44 		size = -size;  in bb_full_fd_action()
54 	if (!size) {  in bb_full_fd_action()
55 		size = SENDFILE_BIGBUF;  in bb_full_fd_action()
66 					size > sendfile_sz ? sendfile_sz : size);  in bb_full_fd_action()
74 			if (size > 0 && size <= 4 * 1024)  in bb_full_fd_action()
88 			size > buffer_size ? buffer_size : size);  in bb_full_fd_action()
111 			size -= rd;  in bb_full_fd_action()
112 			if (!size) {  in bb_full_fd_action()
140 off_t FAST_FUNC bb_copyfd_size(int fd1, int fd2, off_t size)  in bb_copyfd_size()  argument
142 	if (size) {  in bb_copyfd_size()
143 		return bb_full_fd_action(fd1, fd2, size);  in bb_copyfd_size()
148 void FAST_FUNC bb_copyfd_exact_size(int fd1, int fd2, off_t size)  in bb_copyfd_exact_size()  argument
150 	off_t sz = bb_copyfd_size(fd1, fd2, size);  in bb_copyfd_exact_size()
151 	if (sz == (size >= 0 ? size : -size))  in bb_copyfd_exact_size()