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    SubjectRe: [TOMOYO #5 11/18] Network access control functions.
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    Hello.

    In article <20071116173527.282964575@I-love.SAKURA.ne.jp> (at Sat, 17 Nov 2007 02:34:50 +0900), penguin-kernel@I-love.SAKURA.ne.jp says:

    > + *cp++ = '\0';
    > + count = sscanf(cp,
    > + NIP6_FMT "-" NIP6_FMT,
    > + &min[0], &min[1], &min[2], &min[3],
    > + &min[4], &min[5], &min[6], &min[7],
    > + &max[0], &max[1], &max[2], &max[3],
    > + &max[4], &max[5], &max[6], &max[7]);
    > +

    I think you can use in6_pton() here.

    > + count = sscanf(cp,
    > + NIPQUAD_FMT "-" NIPQUAD_FMT,
    > + &min[0], &min[1],
    > + &min[2], &min[3],
    > + &max[0], &max[1],
    > + &max[2], &max[3]);
    > +

    in4_pton().

    > +
    > +/**
    > + * tmy_print_ipv6 - print ipv6 address
    > + * @buffer: pointer to buffer to save the result.
    > + * @buffer_len: sizeof @buffer .
    > + * @ip: pointer to an IPv6 address in network byte order.
    > + *
    > + * Returns @buffer .
    > + */
    > +char *tmy_print_ipv6(char *buffer, const int buffer_len, const u16 *ip)
    > +{
    > + memset(buffer, 0, buffer_len);
    > + snprintf(buffer, buffer_len - 1, NIP6_FMT,
    > + ntohs(ip[0]), ntohs(ip[1]), ntohs(ip[2]), ntohs(ip[3]),
    > + ntohs(ip[4]), ntohs(ip[5]), ntohs(ip[6]), ntohs(ip[7]));
    > + return buffer;
    > +}
    > +

    snprintf(buffer, buffer_len - 1, NIP6_FMT, NIP6(*(struct in6_addr *)ip));

    > + count = sscanf(cp2,
    > + NIP6_FMT "-" NIP6_FMT,
    > + &min[0], &min[1], &min[2], &min[3],
    > + &min[4], &min[5], &min[6], &min[7],
    > + &max[0], &max[1], &max[2], &max[3],
    > + &max[4], &max[5], &max[6], &max[7]);
    > +

    again, in6_pton().

    > + count = sscanf(cp2,
    > + NIPQUAD_FMT "-" NIPQUAD_FMT,
    > + &min[0], &min[1], &min[2], &min[3],
    > + &max[0], &max[1], &max[2], &max[3]);
    > +

    in4_pton().

    --yoshfuji
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