On Fri, 17 Sep 2010 18:02:05 -0700
Chandra Seetharaman <sekharan@xxxxxxxxxx> wrote:
> Implement the calling of user defined callback.
>
> Basically, the callback is called from target_redirected() to get
> redirect address, redirect port and redirect reason in
> "string_addr:string_port:string_reason" syntax.
>
> Signed-Off-By: Chandra Seetharaman <sekharan@xxxxxxxxxx>
> ---
> usr/iscsi/target.c | 32 ++++++++++++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
>
> Index: tgt-1.0.8/usr/iscsi/target.c
> ===================================================================
> --- tgt-1.0.8.orig/usr/iscsi/target.c
> +++ tgt-1.0.8/usr/iscsi/target.c
> @@ -197,7 +197,38 @@ int target_redirected(struct iscsi_targe
> socklen_t len;
> int ret, rsn;
> char *p, *q, *str, *port, *addr;
> + char buffer[NI_MAXHOST + NI_MAXSERV + 4];
>
> + if (target->redirect_info.callback) {
> + bzero(buffer, NI_MAXHOST + NI_MAXSERV + 4);
> + ret = call_program(target->redirect_info.callback,
> + NULL, NULL, buffer, NI_MAXHOST + NI_MAXSERV + 4, 0);
> + if (ret)
> + goto predefined;
> +
> + /* syntax is string_addr:string_port:string_reason */
> + addr = p = buffer;
> + while (*p != ':' && *p != '\0')
> + p++;
> + if (!*p)
> + goto predefined;
> + *p = '\0';
> + port = ++p;
> + while (*p != ':' && *p != '\0')
> + p++;
> + if (!*p)
> + goto predefined;
> + *p = '\0';
Can this handle an ipv6 address like [2001:2c0:418:1::2]:3260?
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