Implement capturing payload on event notifiers

[deliverable/lttng-ust.git] / liblttng-ust / lttng-bytecode-interpreter.c

diff --git a/liblttng-ust/lttng-bytecode-interpreter.c b/liblttng-ust/lttng-bytecode-interpreter.c
index ea5eca191d988b45b0d5d5ae1ebf90236130b8ff..bba3cac8dcb8991f35238207eb3ba16701eb840e 100644 (file)
--- a/liblttng-ust/lttng-bytecode-interpreter.c
+++ b/liblttng-ust/lttng-bytecode-interpreter.c
@@ -172,6 +172,13 @@ uint64_t lttng_bytecode_filter_interpret_false(void *filter_data,
        return LTTNG_INTERPRETER_DISCARD;
 }
 
+uint64_t lttng_bytecode_capture_interpret_false(void *capture_data,
+               const char *capture_stack_data,
+               struct lttng_interpreter_output *output)
+{
+       return LTTNG_INTERPRETER_DISCARD;
+}
+
 #ifdef INTERPRETER_USE_SWITCH
 
 /*
@@ -751,9 +758,12 @@ again:
 }
 
 /*
- * Return 0 (discard), or raise the 0x1 flag (log event).
- * Currently, other flags are kept for future extensions and have no
- * effect.
+ * For `output` equal to NULL:
+ *  Return 0 (discard), or raise the 0x1 flag (log event).
+ *  Currently, other flags are kept for future extensions and have no
+ *  effect.
+ * For `output` not equal to NULL:
+ *  Return 0 on success, negative error value on error.
  */
 static
 uint64_t bytecode_interpret(void *interpreter_data,
@@ -2544,6 +2554,14 @@ uint64_t lttng_bytecode_filter_interpret(void *filter_data,
        return bytecode_interpret(filter_data, filter_stack_data, NULL);
 }
 
+uint64_t lttng_bytecode_capture_interpret(void *capture_data,
+               const char *capture_stack_data,
+               struct lttng_interpreter_output *output)
+{
+       return bytecode_interpret(capture_data, capture_stack_data,
+                       (struct lttng_interpreter_output *) output);
+}
+
 #undef START_OP
 #undef OP
 #undef PO