CTF trace open/close

[babeltrace.git] / include / babeltrace / ctf / metadata.h

diff --git a/include/babeltrace/ctf/metadata.h b/include/babeltrace/ctf/metadata.h
index 6c17b4102ad046424490d92e3534ec38841d648b..91987a9b30db36016647bc4c20e8e7f381356f14 100644 (file)
--- a/include/babeltrace/ctf/metadata.h
+++ b/include/babeltrace/ctf/metadata.h
@@ -20,6 +20,8 @@
  */
 
 #include <babeltrace/types.h>
+#include <sys/types.h>
+#include <dirent.h>
 #include <uuid/uuid.h>
 #include <assert.h>
 #include <glib.h>
@@ -28,9 +30,8 @@ struct ctf_trace;
 struct ctf_stream;
 struct ctf_event;
 
-#define CTF_TRACE_SET_FIELD(ctf_trace, field, value)                   \
+#define CTF_TRACE_SET_FIELD(ctf_trace, field)                          \
        do {                                                            \
-               (ctf_trace)->(field) = (value);                         \
                (ctf_trace)->field_mask |= CTF_TRACE_ ## field;         \
        } while (0)
 
@@ -54,20 +55,21 @@ struct ctf_trace {
        uint64_t major;
        uint64_t minor;
        uuid_t uuid;
-       uint64_t word_size;
        int byte_order;
 
        enum {                                  /* Fields populated mask */
                CTF_TRACE_major =       (1U << 0),
                CTF_TRACE_minor =       (1U << 1),
                CTF_TRACE_uuid  =       (1U << 2),
-               CTF_TRACE_word_size =   (1U << 3),
        } field_mask;
+
+       /* Information about trace backing directory and files */
+       DIR *dir;
+       int flags;              /* open flags */
 };
 
-#define CTF_STREAM_SET_FIELD(ctf_stream, field, value)                 \
+#define CTF_STREAM_SET_FIELD(ctf_stream, field)                                \
        do {                                                            \
-               (ctf_stream)->(field) = (value);                        \
                (ctf_stream)->field_mask |= CTF_STREAM_ ## field;       \
        } while (0)
 
@@ -104,6 +106,11 @@ struct ctf_stream {
        enum {                                  /* Fields populated mask */
                CTF_STREAM_stream_id =  (1 << 0),
        } field_mask;
+
+       /* Information about stream backing file */
+       int fd;
+       char *mmap;                             /* current stream mmap */
+       struct stream_pos pos;                  /* current stream position */
 };
 
 #define CTF_EVENT_SET_FIELD(ctf_event, field)                          \