X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Findex%2Fctf-index.h;h=5d6bd80f4cf11b32ed81574141e4ed7c5854c33a;hp=8755f1218ad3d114ac8f464051de42d7f92d23af;hb=f8f3885cc52af9d3c951da78989d6f4a25270411;hpb=de7e372efecc2cf51921f2ac5a657337e04a39d3

diff --git a/src/common/index/ctf-index.h b/src/common/index/ctf-index.h
index 8755f1218..5d6bd80f4 100644
--- a/src/common/index/ctf-index.h
+++ b/src/common/index/ctf-index.h
@@ -60,4 +60,45 @@ struct ctf_packet_index {
 	uint64_t packet_seq_num;	/* packet sequence number */
 } __attribute__((__packed__));
 
+static inline size_t ctf_packet_index_len(uint32_t major, uint32_t minor)
+{
+	if (major == 1) {
+		switch (minor) {
+		case 0:
+			return offsetof(struct ctf_packet_index, stream_id)
+				+ member_sizeof(struct ctf_packet_index,
+						stream_id);
+		case 1:
+			return offsetof(struct ctf_packet_index, packet_seq_num)
+				+ member_sizeof(struct ctf_packet_index,
+						packet_seq_num);
+		default:
+			abort();
+		}
+	}
+	abort();
+}
+
+static inline uint32_t lttng_to_index_major(uint32_t lttng_major,
+		uint32_t lttng_minor)
+{
+	if (lttng_major == 2) {
+		return 1;
+	}
+	abort();
+}
+
+static inline uint32_t lttng_to_index_minor(uint32_t lttng_major,
+		uint32_t lttng_minor)
+{
+	if (lttng_major == 2) {
+		if (lttng_minor < 8) {
+			return 0;
+		} else {
+			return 1;
+		}
+	}
+	abort();
+}
+
 #endif /* LTTNG_INDEX_H */