API fix: packet_seek should take an index rather than offset
[babeltrace.git] / formats / ctf-text / ctf-text.c
index 35b26235714b236c31625b2797d41815561c739b..20e18e86fcf1e952c8f090db3dff58eb430a3e76 100644 (file)
@@ -47,13 +47,7 @@ int opt_all_field_names,
        opt_trace_procname_field,
        opt_trace_vpid_field,
        opt_loglevel_field,
-       opt_delta_field = 1,
-       opt_clock_raw,
-       opt_clock_seconds,
-       opt_clock_date,
-       opt_clock_gmt;
-
-uint64_t opt_clock_offset;
+       opt_delta_field = 1;
 
 enum field_item {
        ITEM_SCOPE,
@@ -62,9 +56,27 @@ enum field_item {
        ITEM_PAYLOAD,
 };
 
-struct trace_descriptor *ctf_text_open_trace(const char *collection_path,
-               const char *path, int flags,
-               void (*move_pos_slow)(struct ctf_stream_pos *pos, size_t offset,
+enum bt_loglevel {
+        BT_LOGLEVEL_EMERG                  = 0,
+        BT_LOGLEVEL_ALERT                  = 1,
+        BT_LOGLEVEL_CRIT                   = 2,
+        BT_LOGLEVEL_ERR                    = 3,
+        BT_LOGLEVEL_WARNING                = 4,
+        BT_LOGLEVEL_NOTICE                 = 5,
+        BT_LOGLEVEL_INFO                   = 6,
+        BT_LOGLEVEL_DEBUG_SYSTEM           = 7,
+        BT_LOGLEVEL_DEBUG_PROGRAM          = 8,
+        BT_LOGLEVEL_DEBUG_PROCESS          = 9,
+        BT_LOGLEVEL_DEBUG_MODULE           = 10,
+        BT_LOGLEVEL_DEBUG_UNIT             = 11,
+        BT_LOGLEVEL_DEBUG_FUNCTION         = 12,
+        BT_LOGLEVEL_DEBUG_LINE             = 13,
+        BT_LOGLEVEL_DEBUG                  = 14,
+};
+
+
+struct trace_descriptor *ctf_text_open_trace(const char *path, int flags,
+               void (*packet_seek)(struct stream_pos *pos, size_t index,
                        int whence), FILE *metadata_fp);
 void ctf_text_close_trace(struct trace_descriptor *descriptor);
 
@@ -158,70 +170,44 @@ void set_field_names_print(struct ctf_text_stream_pos *pos, enum field_item item
 }
 
 static
-void ctf_text_print_timestamp(struct ctf_text_stream_pos *pos,
-                       struct ctf_stream *stream)
+const char *print_loglevel(int value)
 {
-       uint64_t ts_sec = 0, ts_nsec;
-       //need to get the clock offset at trace collection level. TODO
-       //struct ctf_trace *trace = stream->stream_class->trace;
-
-       ts_nsec = stream->timestamp;
-
-       /* Add offsets */
-       if (!opt_clock_raw) {
-               //ts_sec += pos->clock_offset_s;
-               //ts_nsec += pos->clock_offset;
-       }
-       ts_sec += opt_clock_offset;
-
-       ts_sec += ts_nsec / NSEC_PER_SEC;
-       ts_nsec = ts_nsec % NSEC_PER_SEC;
-
-       if (!opt_clock_seconds) {
-               struct tm tm;
-               time_t time_s = (time_t) ts_sec;
-
-               if (!opt_clock_gmt) {
-                       struct tm *res;
-
-                       res = localtime_r(&time_s, &tm);
-                       if (!res) {
-                               fprintf(stderr, "[warning] Unable to get localtime.\n");
-                               goto seconds;
-                       }
-               } else {
-                       struct tm *res;
-
-                       res = gmtime_r(&time_s, &tm);
-                       if (!res) {
-                               fprintf(stderr, "[warning] Unable to get gmtime.\n");
-                               goto seconds;
-                       }
-               }
-               if (opt_clock_date) {
-                       char timestr[26];
-                       size_t res;
-
-                       /* Print date and time */
-                       res = strftime(timestr, sizeof(timestr),
-                               "%F ", &tm);
-                       if (!res) {
-                               fprintf(stderr, "[warning] Unable to print ascii time.\n");
-                               goto seconds;
-                       }
-                       fprintf(pos->fp, "%s", timestr);
-               }
-               /* Print time in HH:MM:SS.ns */
-               fprintf(pos->fp, "%02d:%02d:%02d.%09" PRIu64,
-                       tm.tm_hour, tm.tm_min, tm.tm_sec, ts_nsec);
-               goto end;
+       switch (value) {
+       case -1:
+               return "";
+       case BT_LOGLEVEL_EMERG:
+               return "TRACE_EMERG";
+       case BT_LOGLEVEL_ALERT:
+               return "TRACE_ALERT";
+       case BT_LOGLEVEL_CRIT:
+               return "TRACE_CRIT";
+       case BT_LOGLEVEL_ERR:
+               return "TRACE_ERR";
+       case BT_LOGLEVEL_WARNING:
+               return "TRACE_WARNING";
+       case BT_LOGLEVEL_NOTICE:
+               return "TRACE_NOTICE";
+       case BT_LOGLEVEL_INFO:
+               return "TRACE_INFO";
+       case BT_LOGLEVEL_DEBUG_SYSTEM:
+               return "TRACE_DEBUG_SYSTEM";
+       case BT_LOGLEVEL_DEBUG_PROGRAM:
+               return "TRACE_DEBUG_PROGRAM";
+       case BT_LOGLEVEL_DEBUG_PROCESS:
+               return "TRACE_DEBUG_PROCESS";
+       case BT_LOGLEVEL_DEBUG_MODULE:
+               return "TRACE_DEBUG_MODULE";
+       case BT_LOGLEVEL_DEBUG_UNIT:
+               return "TRACE_DEBUG_UNIT";
+       case BT_LOGLEVEL_DEBUG_FUNCTION:
+               return "TRACE_DEBUG_FUNCTION";
+       case BT_LOGLEVEL_DEBUG_LINE:
+               return "TRACE_DEBUG_LINE";
+       case BT_LOGLEVEL_DEBUG:
+               return "TRACE_DEBUG";
+       default:
+               return "<<UNKNOWN>>";
        }
-seconds:
-       fprintf(pos->fp, "%3" PRIu64 ".%09" PRIu64,
-               ts_sec, ts_nsec);
-
-end:
-       return;
 }
 
 static
@@ -255,13 +241,26 @@ int ctf_text_write_event(struct stream_pos *ppos,
                return -EINVAL;
        }
 
+       /* Print events discarded */
+       if (stream->events_discarded) {
+               fflush(pos->fp);
+               fprintf(stderr, "[warning] Tracer discarded %d events between [",
+                       stream->events_discarded);
+               ctf_print_timestamp(stderr, stream, stream->prev_timestamp);
+               fprintf(stderr, "] and [");
+               ctf_print_timestamp(stderr, stream, stream->prev_timestamp_end);
+               fprintf(stderr, "]. You should consider increasing the buffer size.\n");
+               fflush(stderr);
+               stream->events_discarded = 0;
+       }
+
        if (stream->has_timestamp) {
                set_field_names_print(pos, ITEM_HEADER);
                if (pos->print_names)
                        fprintf(pos->fp, "timestamp = ");
                else
                        fprintf(pos->fp, "[");
-               ctf_text_print_timestamp(pos, stream);
+               ctf_print_timestamp(pos->fp, stream, stream->timestamp);
                if (!pos->print_names)
                        fprintf(pos->fp, "]");
 
@@ -308,50 +307,50 @@ int ctf_text_write_event(struct stream_pos *ppos,
                else
                        fprintf(pos->fp, " ");
        }
-       if ((opt_trace_domain_field && !opt_all_fields) && stream_class->trace->domain[0] != '\0') {
+       if ((opt_trace_domain_field && !opt_all_fields) && stream_class->trace->env.domain[0] != '\0') {
                set_field_names_print(pos, ITEM_HEADER);
                if (pos->print_names) {
                        fprintf(pos->fp, "trace:domain = ");
                }
-               fprintf(pos->fp, "%s", stream_class->trace->domain);
+               fprintf(pos->fp, "%s", stream_class->trace->env.domain);
                if (pos->print_names)
                        fprintf(pos->fp, ", ");
                dom_print = 1;
        }
-       if ((opt_trace_procname_field && !opt_all_fields) && stream_class->trace->procname[0] != '\0') {
+       if ((opt_trace_procname_field && !opt_all_fields) && stream_class->trace->env.procname[0] != '\0') {
                set_field_names_print(pos, ITEM_HEADER);
                if (pos->print_names) {
                        fprintf(pos->fp, "trace:procname = ");
                } else if (dom_print) {
                        fprintf(pos->fp, ":");
                }
-               fprintf(pos->fp, "%s", stream_class->trace->procname);
+               fprintf(pos->fp, "%s", stream_class->trace->env.procname);
                if (pos->print_names)
                        fprintf(pos->fp, ", ");
                dom_print = 1;
        }
-       if ((opt_trace_vpid_field && !opt_all_fields) && stream_class->trace->vpid[0] != '\0') {
+       if ((opt_trace_vpid_field && !opt_all_fields) && stream_class->trace->env.vpid != -1) {
                set_field_names_print(pos, ITEM_HEADER);
                if (pos->print_names) {
                        fprintf(pos->fp, "trace:vpid = ");
                } else if (dom_print) {
                        fprintf(pos->fp, ":");
                }
-               fprintf(pos->fp, "%s", stream_class->trace->vpid);
+               fprintf(pos->fp, "%d", stream_class->trace->env.vpid);
                if (pos->print_names)
                        fprintf(pos->fp, ", ");
                dom_print = 1;
        }
-       if ((opt_loglevel_field || opt_all_fields) && event_class->loglevel_identifier != 0) {
+       if ((opt_loglevel_field || opt_all_fields) && event_class->loglevel != -1) {
                set_field_names_print(pos, ITEM_HEADER);
                if (pos->print_names) {
                        fprintf(pos->fp, "loglevel = ");
                } else if (dom_print) {
                        fprintf(pos->fp, ":");
                }
-               fprintf(pos->fp, "%s (%lld)",
-                       g_quark_to_string(event_class->loglevel_identifier),
-                       (long long) event_class->loglevel_value);
+               fprintf(pos->fp, "%s (%d)",
+                       print_loglevel(event_class->loglevel),
+                       event_class->loglevel);
                if (pos->print_names)
                        fprintf(pos->fp, ", ");
                dom_print = 1;
@@ -449,6 +448,7 @@ int ctf_text_write_event(struct stream_pos *ppos,
        /* newline */
        fprintf(pos->fp, "\n");
        pos->field_nr = 0;
+       stream->consumed = 1;
 
        return 0;
 
@@ -458,9 +458,8 @@ error:
 }
 
 
-struct trace_descriptor *ctf_text_open_trace(const char *collection_path,
-               const char *path, int flags,
-               void (*move_pos_slow)(struct ctf_stream_pos *pos, size_t offset,
+struct trace_descriptor *ctf_text_open_trace(const char *path, int flags,
+               void (*packet_seek)(struct stream_pos *pos, size_t index,
                        int whence), FILE *metadata_fp)
 {
        struct ctf_text_stream_pos *pos;
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