Is this LOST??

From: Deng XueFeng (dsnofe_at_hotmail.com)
Date: 05/02/04

  • Next message: Julian H. Stacey: "Re: Accessing (the i4b) device driver" 
    Date: Sun, 02 May 2004 13:26:13 +0800
To: freebsd-hackers@freebsd.org

    I found the htonl implemention in libc for i386 is not sync with the
    kern.

    sys use bswap for swaping the int. but libc still use xchg.
    IS THIS LOST?

    Here is the patches.
    ----------------------------CUT HERE------------------------
    --- /usr/src/lib/libc/i386/net/htonl.S.orig Sun May 2 12:13:13 2004
    +++ /usr/src/lib/libc/i386/net/htonl.S Sun May 2 12:22:02 2004
    @@ -46,7 +46,5 @@
             .set CNAME(htonl),CNAME(__htonl)
     ENTRY(__htonl)
             movl 4(%esp),%eax
    - xchgb %al,%ah
    - roll $16,%eax
    - xchgb %al,%ah
    + bswap %eax
             ret
    -----------------------------END HERE----------------------
    ----------------------------CUT HERE------------------------
    --- /usr/src/lib/libc/i386/net/ntohl.S.orig Sun May 2 12:13:21 2004
    +++ /usr/src/lib/libc/i386/net/ntohl.S Sun May 2 12:19:16 2004
    @@ -46,7 +46,5 @@
             .set CNAME(ntohl),CNAME(__ntohl)
     ENTRY(__ntohl)
             movl 4(%esp),%eax
    - xchgb %al,%ah
    - roll $16,%eax
    - xchgb %al,%ah
    + bswap %eax
             ret
    -----------------------------END HERE----------------------

    Sincerely,
    Deng XueFeng

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  • Next message: Julian H. Stacey: "Re: Accessing (the i4b) device driver"

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