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2021-10-18Trending: Add TRex ndrpdr testsTibor Frank1-0/+6
} /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ }
/*
 * Copyright (c) 2016 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <vnet/vnet.h>

#include <vnet/bier/bier_types.h>
#include <vnet/bier/bier_bit_string.h>

/*
 * the first bit in the first byte is bit position 1.
 * bit position 0 is not valid
 */
#define BIER_GET_STRING_POS(_bp, _byte, _bit, _str)             \
{                                                               \
    _bp--;                                                      \
    _byte = ((BIER_BBS_LEN_TO_BUCKETS((_str)->bbs_len) - 1 ) -  \
             (_bp / BIER_BIT_MASK_BITS_PER_BUCKET));            \
    _bit = _bp % BIER_BIT_MASK_BITS_PER_BUCKET;                 \
}

static inline int
bier_bit_pos_is_valid (bier_bp_t bp,  const bier_bit_string_t *bbs)
{
    if (!((bp <= BIER_BBS_LEN_TO_BITS((bbs)->bbs_len)) &&
          (bp >= 1))) {
        return (0);
    }
    return (1);
}

/*
 * Validate a bit position
 */
#define BIER_BIT_POS_IS_VALID(_bp, _str)                                \
{                                                                       \
    if (!bier_bit_pos_is_valid(_bp, _str)) return;                      \
}

void
bier_bit_string_set_bit (bier_bit_string_t *bit_string,
                         bier_bp_t bp)
{
    bier_bit_mask_bucket_t bmask;
    u16 byte_pos, bit_pos;

    BIER_BIT_POS_IS_VALID(bp, bit_string);
    BIER_GET_STRING_POS(bp, byte_pos, bit_pos, bit_string);

    bmask = ((bier_bit_mask_bucket_t)1 << bit_pos);
    bit_string->bbs_buckets[byte_pos] |= bmask;
}

void
bier_bit_string_clear_bit (bier_bit_string_t *bit_string,
                           bier_bp_t bp)
{
    u16 byte_pos, bit_pos;

    BIER_BIT_POS_IS_VALID(bp, bit_string);
    BIER_GET_STRING_POS(bp, byte_pos, bit_pos, bit_string);

    bit_string->bbs_buckets[byte_pos] &= ~(1 << bit_pos);
}

u8 *
format_bier_bit_string (u8 * string,
                        va_list * args)
{
    bier_bit_string_t *bs = va_arg(*args, bier_bit_string_t *);
    int leading_marker = 0;
    int suppress_zero = 0;
    u16 index;
    u32 *ptr;

    ptr = (u32 *)bs->bbs_buckets;

    string = format(string, "%d#", (8 * bs->bbs_len));

    for (index = 0; index < (bs->bbs_len/4); index++) {
        if (!ptr[index]) {
            if (!leading_marker) {
                leading_marker = 1;
                suppress_zero = 1;
                string = format(string, ":");
                continue;
            }
            if (suppress_zero) continue;
        } else {
            suppress_zero = 0;
        }

        string = format(string, "%s%X", index ? ":" : "",
                        clib_net_to_host_u32(ptr[index]));
    }

    return (string);
}