diff options
Diffstat (limited to 'debug/mempcpy_chk.c')
| -rw-r--r-- | debug/mempcpy_chk.c | 31 |
1 files changed, 1 insertions, 30 deletions
diff --git a/debug/mempcpy_chk.c b/debug/mempcpy_chk.c index 6895883841..1573a29d02 100644 --- a/debug/mempcpy_chk.c +++ b/debug/mempcpy_chk.c @@ -33,34 +33,5 @@ __mempcpy_chk (dstpp, srcpp, len, dstlen) if (__builtin_expect (dstlen < len, 0)) __chk_fail (); - 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 __mempcpy (dstpp, srcpp, len); } |