Function dav_validate_walker

modules/dav/main/util.c:1479–1507

dav_validate_walker: Walker callback function to validate resource state */

/* dav_validate_walker:  Walker callback function to validate resource state */
static dav_error * dav_validate_walker(dav_walk_resource *wres, int calltype)
{
    dav_walker_ctx *ctx = wres->walk_ctx;
    dav_error *err;

    if ((err = dav_validate_resource_state(ctx->w.pool, wres->resource,
                                           ctx->w.lockdb,
                                           ctx->if_header, ctx->flags,
                                           &ctx->work_buf, ctx->r)) == NULL) {
        /* There was no error, so just bug out. */
        return NULL;
    }

    /*
    ** If we have a serious server error, or if the request itself failed,
    ** then just return error (not a multistatus).
    */
    if (ap_is_HTTP_SERVER_ERROR(err->status)
        || (*wres->resource->hooks->is_same_resource)(wres->resource,
                                                      ctx->w.root)) {
        /* ### maybe push a higher-level description? */
        return err;
    }

    /* associate the error with the current URI */
    dav_add_response(wres, err->status, NULL);

    return NULL;
}

/* If-* header checking */
static int dav_meets_conditions(request_rec *r, int resource_state)