*/
#define _LGPL_SOURCE
+#include <stddef.h>
+#include <stdint.h>
+
#include <urcu/rculist.h>
+
#include "lttng-filter.h"
static const char *opnames[] = {
[ FILTER_OP_LOAD_FIELD_DOUBLE ] = "LOAD_FIELD_DOUBLE",
[ FILTER_OP_UNARY_BIT_NOT ] = "UNARY_BIT_NOT",
+
+ [ FILTER_OP_RETURN_S64 ] = "RETURN_S64",
};
const char *print_op(enum filter_op op)
return -EINVAL;
nr_fields = desc->nr_fields;
for (i = 0; i < nr_fields; i++) {
+ if (fields[i].u.ext.nofilter) {
+ continue;
+ }
if (!strcmp(fields[i].name, field_name)) {
field = &fields[i];
break;
switch (fields[i].type.atype) {
case atype_integer:
case atype_enum:
+ case atype_enum_nestable:
field_offset += sizeof(int64_t);
break;
case atype_array:
+ case atype_array_nestable:
case atype_sequence:
+ case atype_sequence_nestable:
field_offset += sizeof(unsigned long);
field_offset += sizeof(void *);
break;
switch (field->type.atype) {
case atype_integer:
case atype_enum:
+ case atype_enum_nestable:
op->op = FILTER_OP_LOAD_FIELD_REF_S64;
break;
case atype_array:
+ case atype_array_nestable:
case atype_sequence:
+ case atype_sequence_nestable:
op->op = FILTER_OP_LOAD_FIELD_REF_SEQUENCE;
break;
case atype_string:
struct load_op *op;
struct lttng_ctx_field *ctx_field;
int idx;
- struct lttng_session *session = runtime->p.session;
+ struct lttng_ctx *ctx = *runtime->p.pctx;
dbg_printf("Apply context reloc: %u %s\n", reloc_offset, context_name);
/* Get context index */
- idx = lttng_get_context_index(session->ctx, context_name);
+ idx = lttng_get_context_index(ctx, context_name);
if (idx < 0) {
if (lttng_context_is_app(context_name)) {
int ret;
ret = lttng_ust_add_app_context_to_ctx_rcu(context_name,
- &session->ctx);
+ &ctx);
if (ret)
return ret;
- idx = lttng_get_context_index(session->ctx,
- context_name);
+ idx = lttng_get_context_index(ctx, context_name);
if (idx < 0)
return -ENOENT;
} else {
return -EINVAL;
/* Get context return type */
- ctx_field = &session->ctx->fields[idx];
+ ctx_field = &ctx->fields[idx];
op = (struct load_op *) &runtime->code[reloc_offset];
switch (filter_op) {
switch (ctx_field->event_field.type.atype) {
case atype_integer:
case atype_enum:
+ case atype_enum_nestable:
op->op = FILTER_OP_GET_CONTEXT_REF_S64;
break;
/* Sequence and array supported as string */
case atype_string:
case atype_array:
+ case atype_array_nestable:
case atype_sequence:
+ case atype_sequence_nestable:
op->op = FILTER_OP_GET_CONTEXT_REF_STRING;
break;
case atype_float:
goto alloc_error;
}
runtime->p.bc = filter_bytecode;
- runtime->p.session = event->chan->session;
- runtime->p.event = event;
+ runtime->p.pctx = &event->chan->session->ctx;
runtime->len = filter_bytecode->bc.reloc_offset;
/* copy original bytecode */
memcpy(runtime->code, filter_bytecode->bc.data, runtime->len);
/*
* Insert at specified priority (seqnum) in increasing
- * order.
+ * order. If there already is a bytecode of the same priority,
+ * insert the new bytecode right after it.
*/
cds_list_for_each_entry_reverse(runtime,
&event->bytecode_runtime_head, node) {
- if (runtime->bc->bc.seqnum < bc->bc.seqnum) {
+ if (runtime->bc->bc.seqnum <= bc->bc.seqnum) {
/* insert here */
insert_loc = &runtime->node;
goto add_within;
return 0;
}
-void lttng_free_enabler_filter_bytecode(struct lttng_enabler *enabler)
+static
+void free_filter_runtime(struct cds_list_head *bytecode_runtime_head)
{
- struct lttng_ust_filter_bytecode_node *filter_bytecode, *tmp;
+ struct bytecode_runtime *runtime, *tmp;
- cds_list_for_each_entry_safe(filter_bytecode, tmp,
- &enabler->filter_bytecode_head, node) {
- free(filter_bytecode);
+ cds_list_for_each_entry_safe(runtime, tmp, bytecode_runtime_head,
+ p.node) {
+ free(runtime->data);
+ free(runtime);
}
}
void lttng_free_event_filter_runtime(struct lttng_event *event)
{
- struct bytecode_runtime *runtime, *tmp;
-
- cds_list_for_each_entry_safe(runtime, tmp,
- &event->bytecode_runtime_head, p.node) {
- free(runtime->data);
- free(runtime);
- }
+ free_filter_runtime(&event->bytecode_runtime_head);
}