bcopy — copy byte sequence


#include <strings.h>

void bcopy(const void *src, void *dest, size_t n);


The bcopy() function copies n bytes from src to dest. The result is correct, even when both areas overlap.

Return Value



For an explanation of the terms used in this section, see attributes(7).

Interface Attribute Value
bcopy() Thread safety MT-Safe

Conforming to

4.3BSD. This function is deprecated (marked as LEGACY in POSIX.1-2001): use memcpy(3) or memmove(3) in new programs. Note that the first two arguments are interchanged for memcpy(3) and memmove(3). POSIX.1-2008 removes the specification of bcopy().

See Also

bstring(3), memccpy(3), memcpy(3), memmove(3), strcpy(3), strncpy(3)


This page is part of release 5.04 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.

Referenced By

bstring(3), memccpy(3), memcpy(3), memmove(3), stpcpy(3), strcat(3), strcpy(3).

2017-03-13 Linux Programmer's Manual