X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Flib%2Flttng-ctl%2Ffilter%2Ffilter-ir.h;h=9d2079393c9d0913768b184225805a508f8782d5;hp=39ac76c4174c53beca08bd21cd126a3298e66726;hb=bff988fac4f8d1ffab3f85f0eec9546c76e57706;hpb=d00c599e39ae45ec7c8e12e6bac6b5e58f08f817

diff --git a/src/lib/lttng-ctl/filter/filter-ir.h b/src/lib/lttng-ctl/filter/filter-ir.h
index 39ac76c41..9d2079393 100644
--- a/src/lib/lttng-ctl/filter/filter-ir.h
+++ b/src/lib/lttng-ctl/filter/filter-ir.h
@@ -37,6 +37,8 @@ enum ir_data_type {
 	IR_DATA_NUMERIC,	/* numeric and boolean */
 	IR_DATA_FLOAT,
 	IR_DATA_FIELD_REF,
+	IR_DATA_GET_CONTEXT_REF,
+	IR_DATA_EXPRESSION,
 };
 
 enum ir_op_type {
@@ -55,16 +57,53 @@ enum ir_side {
 	IR_RIGHT,
 };
 
+enum ir_load_string_type {
+	/* Plain, no globbing at all: `hello world`. */
+	IR_LOAD_STRING_TYPE_PLAIN = 0,
+
+	/* Star at the end only: `hello *`. */
+	IR_LOAD_STRING_TYPE_GLOB_STAR_END,
+
+	/* At least one star, anywhere, but not at the end only: `he*wor*`. */
+	IR_LOAD_STRING_TYPE_GLOB_STAR,
+};
+
 struct ir_op_root {
 	struct ir_op *child;
 };
 
+enum ir_load_expression_type {
+	IR_LOAD_EXPRESSION_GET_CONTEXT_ROOT,
+	IR_LOAD_EXPRESSION_GET_APP_CONTEXT_ROOT,
+	IR_LOAD_EXPRESSION_GET_PAYLOAD_ROOT,
+	IR_LOAD_EXPRESSION_GET_SYMBOL,
+	IR_LOAD_EXPRESSION_GET_INDEX,
+	IR_LOAD_EXPRESSION_LOAD_FIELD,
+};
+
+struct ir_load_expression_op {
+	struct ir_load_expression_op *next;
+	enum ir_load_expression_type type;
+	union {
+		char *symbol;
+		uint64_t index;
+	} u;
+};
+
+struct ir_load_expression {
+	struct ir_load_expression_op *child;
+};
+
 struct ir_op_load {
 	union {
-		char *string;
+		struct {
+			enum ir_load_string_type type;
+			char *value;
+		} string;
 		int64_t num;
 		double flt;
 		char *ref;
+		struct ir_load_expression *expression;
 	} u;
 };