C++ (Cpp) sss_mc_rm_rec_from_chain示例

示例#1

文件： nsssrv_mmap_cache.c 项目： hujon/sssd

static void sss_mc_invalidate_rec(struct sss_mc_ctx *mcc,
                                  struct sss_mc_rec *rec)
{
    if (rec->b1 == MC_INVALID_VAL) {
        /* record already invalid */
        return;
    }

    /* Remove from hash chains */
    /* hash chain 1 */
    sss_mc_rm_rec_from_chain(mcc, rec, rec->hash1);
    /* hash chain 2 */
    sss_mc_rm_rec_from_chain(mcc, rec, rec->hash2);

    /* Clear from free_table */
    sss_mc_free_slots(mcc, rec);

    /* Invalidate record fields */
    MC_RAISE_INVALID_BARRIER(rec);
    memset(rec->data, MC_INVALID_VAL8, ((MC_SLOT_SIZE * MC_SIZE_TO_SLOTS(rec->len))
                                        - sizeof(struct sss_mc_rec)));
    rec->len = MC_INVALID_VAL32;
    rec->expire = MC_INVALID_VAL64;
    rec->next = MC_INVALID_VAL32;
    rec->hash1 = MC_INVALID_VAL32;
    rec->hash2 = MC_INVALID_VAL32;
    MC_LOWER_BARRIER(rec);
}

示例#2

文件： nsssrv_mmap_cache.c 项目： nguay/SSSD

static void sss_mc_invalidate_rec(struct sss_mc_ctx *mcc,
                                  struct sss_mc_rec *rec)
{
    if (rec->b1 == MC_INVALID_VAL) {
        /* record already invalid */
        return;
    }

    /* hash chain 1 */
    sss_mc_rm_rec_from_chain(mcc, rec, rec->hash1);
    /* hash chain 2 */
    sss_mc_rm_rec_from_chain(mcc, rec, rec->hash2);

    MC_RAISE_INVALID_BARRIER(rec);
    memset(rec->data, 'X', rec->len - sizeof(struct sss_mc_rec));
    rec->len = MC_INVALID_VAL;
    rec->expire = (uint64_t)-1;
    rec->next = MC_INVALID_VAL;
    rec->hash1 = MC_INVALID_VAL;
    rec->hash2 = MC_INVALID_VAL;
    MC_LOWER_BARRIER(rec);
}