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author | Ondrej Bilka <neleai@seznam.cz> | 2013-02-13 12:57:41 +0100 |
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committer | Ondrej Bilka <neleai@seznam.cz> | 2013-02-13 12:57:41 +0100 |
commit | 170704c9ecf838706b59c353bcd3503f8f74bb48 (patch) | |
tree | c7a1163cbb053859c2912b87b9ab9c2bd0f95ad7 /string/mempcpy.c | |
parent | c2af38aa768d1c24b24ba1bed473aaee6c2d675e (diff) | |
download | glibc-170704c9ecf838706b59c353bcd3503f8f74bb48.zip glibc-170704c9ecf838706b59c353bcd3503f8f74bb48.tar.gz glibc-170704c9ecf838706b59c353bcd3503f8f74bb48.tar.bz2 |
Call memcpy in generic mempcpy
Diffstat (limited to 'string/mempcpy.c')
-rw-r--r-- | string/mempcpy.c | 38 |
1 files changed, 2 insertions, 36 deletions
diff --git a/string/mempcpy.c b/string/mempcpy.c index ba4d1c6..c0d2448 100644 --- a/string/mempcpy.c +++ b/string/mempcpy.c @@ -20,48 +20,14 @@ <http://www.gnu.org/licenses/>. */ #include <string.h> -#include <memcopy.h> -#include <pagecopy.h> #undef mempcpy #undef __mempcpy void * -__mempcpy (dstpp, srcpp, len) - void *dstpp; - const void *srcpp; - size_t len; +__mempcpy (void *dest, const void *src, size_t len) { - unsigned long int dstp = (long int) dstpp; - unsigned long int srcp = (long int) srcpp; - - /* Copy from the beginning to the end. */ - - /* If there not too few bytes to copy, use word copy. */ - if (len >= OP_T_THRES) - { - /* Copy just a few bytes to make DSTP aligned. */ - len -= (-dstp) % OPSIZ; - BYTE_COPY_FWD (dstp, srcp, (-dstp) % OPSIZ); - - /* Copy whole pages from SRCP to DSTP by virtual address manipulation, - as much as possible. */ - - PAGE_COPY_FWD_MAYBE (dstp, srcp, len, len); - - /* Copy from SRCP to DSTP taking advantage of the known alignment of - DSTP. Number of bytes remaining is put in the third argument, - i.e. in LEN. This number may vary from machine to machine. */ - - WORD_COPY_FWD (dstp, srcp, len, len); - - /* Fall out and copy the tail. */ - } - - /* There are just a few bytes to copy. Use byte memory operations. */ - BYTE_COPY_FWD (dstp, srcp, len); - - return (void *) dstp; + return memcpy (dest, src, len) + len; } libc_hidden_def (__mempcpy) weak_alias (__mempcpy, mempcpy) |