Sorry - I don't like it.
Can you explain why compiler alignment flags do not work.
--- Hai <[EMAIL PROTECTED]> wrote:
> Below is the patch that make addresses of particular struct members align at
> 32-bits memory boundry.
>
> Tested on my ixp4xx system:
> [EMAIL PROTECTED]:~# uname -a
> Linux IXDP425 2.4.21-rmk1-ds1-Xteam #36 Tue Mar 11 13:20:47 CST 2008 armv5b
> unknown unknown GNU/Linux
>
>
> --- edge.c (revision 3484)
> +++ edge.c (working copy)
> @@ -747,12 +747,14 @@
> static void readFromTAPSocket()
> {
> /* tun -> remote */
> - u_char decrypted_msg[2048];
> + u_char decrypted_msg2[2048];
> +#define ALIGN_PADDING 2
> + u_char *decrypted_msg = decrypted_msg2 + ALIGN_PADDING;
> size_t len;
>
> - len = tuntap_read(&device, decrypted_msg, sizeof(decrypted_msg));
> + len = tuntap_read(&device, decrypted_msg, sizeof(decrypted_msg2) -
> ALIGN_PADDING);
>
> - if((len <= 0) || (len > sizeof(decrypted_msg)))
> + if((len <= 0) || (len > sizeof(decrypted_msg2) - ALIGN_PADDING))
> traceEvent(TRACE_WARNING, "read()=%d [%d/%s]\n",
> len, errno, strerror(errno));
> else {
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