-/*
+/* SPDX-License-Identifier: MIT
+ *
* lttng-filter.c
*
* LTTng modules filter code.
*
* Copyright (C) 2010-2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
*/
#include <linux/list.h>
[ FILTER_OP_LOAD_FIELD_DOUBLE ] = "LOAD_FIELD_DOUBLE",
[ FILTER_OP_UNARY_BIT_NOT ] = "UNARY_BIT_NOT",
+
+ [ FILTER_OP_RETURN_S64 ] = "RETURN_S64",
};
const char *lttng_filter_print_op(enum filter_op op)
op->op = FILTER_OP_LOAD_FIELD_REF_S64;
break;
case atype_array:
+ {
+ const struct lttng_basic_type *elem_type = &field->type.u.array.elem_type;
+
+ if (elem_type->atype != atype_integer || elem_type->u.basic.integer.encoding == lttng_encode_none)
+ return -EINVAL;
+ if (elem_type->u.basic.integer.user)
+ op->op = FILTER_OP_LOAD_FIELD_REF_USER_SEQUENCE;
+ else
+ op->op = FILTER_OP_LOAD_FIELD_REF_SEQUENCE;
+ break;
+ }
case atype_sequence:
- if (field->user)
+ {
+ const struct lttng_basic_type *elem_type = &field->type.u.sequence.elem_type;
+
+ if (elem_type->atype != atype_integer || elem_type->u.basic.integer.encoding == lttng_encode_none)
+ return -EINVAL;
+ if (elem_type->u.basic.integer.user)
op->op = FILTER_OP_LOAD_FIELD_REF_USER_SEQUENCE;
else
op->op = FILTER_OP_LOAD_FIELD_REF_SEQUENCE;
break;
+ }
case atype_string:
- if (field->user)
+ if (field->type.u.basic.string.user)
op->op = FILTER_OP_LOAD_FIELD_REF_USER_STRING;
else
op->op = FILTER_OP_LOAD_FIELD_REF_STRING;
op->op = FILTER_OP_GET_CONTEXT_REF_S64;
break;
/* Sequence and array supported as string */
- case atype_string:
case atype_array:
+ {
+ const struct lttng_basic_type *elem_type = &ctx_field->event_field.type.u.array.elem_type;
+
+ if (elem_type->atype != atype_integer || elem_type->u.basic.integer.encoding == lttng_encode_none)
+ return -EINVAL;
+ BUG_ON(elem_type->u.basic.integer.user);
+ op->op = FILTER_OP_GET_CONTEXT_REF_STRING;
+ break;
+ }
case atype_sequence:
- BUG_ON(ctx_field->event_field.user);
+ {
+ const struct lttng_basic_type *elem_type = &ctx_field->event_field.type.u.sequence.elem_type;
+
+ if (elem_type->atype != atype_integer || elem_type->u.basic.integer.encoding == lttng_encode_none)
+ return -EINVAL;
+ BUG_ON(elem_type->u.basic.integer.user);
+ op->op = FILTER_OP_GET_CONTEXT_REF_STRING;
+ break;
+ }
+ case atype_string:
+ BUG_ON(ctx_field->event_field.type.u.basic.string.user);
op->op = FILTER_OP_GET_CONTEXT_REF_STRING;
break;
case atype_struct: /* Unsupported. */