static
int ctf_text_close_trace(struct bt_trace_descriptor *descriptor);
-static
-struct bt_trace_descriptor *ctf_metadata_open_trace(const char *path, int flags,
- void (*packet_seek)(struct bt_stream_pos *pos, size_t index,
- int whence), FILE *metadata_fp);
-static
-int ctf_metadata_close_trace(struct bt_trace_descriptor *descriptor);
-
static
rw_dispatch write_dispatch_table[] = {
[ CTF_TYPE_INTEGER ] = ctf_text_integer_write,
.close_trace = ctf_text_close_trace,
};
-static
-struct bt_format ctf_metadata_format = {
- .open_trace = ctf_metadata_open_trace,
- .close_trace = ctf_metadata_close_trace,
-};
-
static GQuark Q_STREAM_PACKET_CONTEXT_TIMESTAMP_BEGIN,
Q_STREAM_PACKET_CONTEXT_TIMESTAMP_END,
Q_STREAM_PACKET_CONTEXT_EVENTS_DISCARDED,
pos->last_cycles_timestamp = stream->cycles_timestamp;
}
- if ((opt_trace_field || opt_all_fields) && stream_class->trace->path[0] != '\0') {
+ if ((opt_trace_field || opt_all_fields) && stream_class->trace->parent.path[0] != '\0') {
set_field_names_print(pos, ITEM_HEADER);
if (pos->print_names) {
fprintf(pos->fp, "trace = ");
}
- fprintf(pos->fp, "%s", stream_class->trace->path);
+ fprintf(pos->fp, "%s", stream_class->trace->parent.path);
if (pos->print_names)
fprintf(pos->fp, ", ");
else
pos->fp = fp;
pos->parent.rw_table = write_dispatch_table;
pos->parent.event_cb = ctf_text_write_event;
+ pos->parent.trace = &pos->trace_descriptor;
pos->print_names = 0;
break;
case O_RDONLY:
return 0;
}
-static
-int ctf_metadata_trace_pre_handler(struct bt_stream_pos *ppos,
- struct bt_trace_descriptor *td)
-{
- struct ctf_text_stream_pos *pos =
- container_of(ppos, struct ctf_text_stream_pos, parent);
- struct ctf_trace *trace;
-
- trace = container_of(td, struct ctf_trace, parent);
- if (!trace->metadata_string)
- return -EINVAL;
- if (trace->metadata_packetized) {
- fprintf(pos->fp, "/* CTF %u.%u */\n",
- BT_CTF_MAJOR, BT_CTF_MINOR);
- }
- fprintf(pos->fp, "%s", trace->metadata_string);
- return 0;
-}
-
-static
-struct bt_trace_descriptor *ctf_metadata_open_trace(const char *path, int flags,
- void (*packet_seek)(struct bt_stream_pos *pos, size_t index,
- int whence), FILE *metadata_fp)
-{
- struct ctf_text_stream_pos *pos;
- FILE *fp;
-
- pos = g_new0(struct ctf_text_stream_pos, 1);
-
- pos->last_real_timestamp = -1ULL;
- pos->last_cycles_timestamp = -1ULL;
- switch (flags & O_ACCMODE) {
- case O_RDWR:
- if (!path)
- fp = stdout;
- else
- fp = fopen(path, "w");
- if (!fp)
- goto error;
- pos->fp = fp;
- pos->parent.pre_trace_cb = ctf_metadata_trace_pre_handler;
- pos->print_names = 0;
- break;
- case O_RDONLY:
- default:
- fprintf(stderr, "[error] Incorrect open flags.\n");
- goto error;
- }
-
- return &pos->trace_descriptor;
-error:
- g_free(pos);
- return NULL;
-}
-
-static
-int ctf_metadata_close_trace(struct bt_trace_descriptor *td)
-{
- int ret;
- struct ctf_text_stream_pos *pos =
- container_of(td, struct ctf_text_stream_pos, trace_descriptor);
- if (pos->fp != stdout) {
- ret = fclose(pos->fp);
- if (ret) {
- perror("Error on fclose");
- return -1;
- }
- }
- g_free(pos);
- return 0;
-}
-
static
void __attribute__((constructor)) ctf_text_init(void)
{
ctf_text_format.name = g_quark_from_static_string("text");
ret = bt_register_format(&ctf_text_format);
assert(!ret);
- ctf_metadata_format.name = g_quark_from_static_string("ctf-metadata");
- ret = bt_register_format(&ctf_metadata_format);
- assert(!ret);
}
static
void __attribute__((destructor)) ctf_text_exit(void)
{
- bt_unregister_format(&ctf_metadata_format);
bt_unregister_format(&ctf_text_format);
}