trace: add internal init and fini interface

[dpdk.git] / lib / librte_eal / common / eal_trace.h

diff --git a/lib/librte_eal/common/eal_trace.h b/lib/librte_eal/common/eal_trace.h
index 2b9a5f0..4f5da7a 100644 (file)
--- a/lib/librte_eal/common/eal_trace.h
+++ b/lib/librte_eal/common/eal_trace.h
@@ -5,8 +5,10 @@
 #ifndef __EAL_TRACE_H
 #define __EAL_TRACE_H
 
+#include <rte_spinlock.h>
 #include <rte_trace.h>
 #include <rte_trace_point.h>
+#include <rte_uuid.h>
 
 #define trace_err(fmt, args...) \
        RTE_LOG(ERR, EAL, "%s():%u " fmt "\n", __func__, __LINE__, ## args)
@@ -14,6 +16,8 @@
 #define trace_crit(fmt, args...) \
        RTE_LOG(CRIT, EAL, "%s():%u " fmt "\n", __func__, __LINE__, ## args)
 
+#define TRACE_PREFIX_LEN 12
+#define TRACE_DIR_STR_LEN (sizeof("YYYY-mm-dd-AM-HH-MM-SS") + TRACE_PREFIX_LEN)
 #define TRACE_CTF_FIELD_SIZE 384
 #define TRACE_POINT_NAME_SIZE 64
 
@@ -25,10 +29,15 @@ struct trace_point {
 };
 
 struct trace {
+       char dir[PATH_MAX];
+       int dir_offset;
        int register_errno;
        bool status;
        enum rte_trace_mode mode;
+       rte_uuid_t uuid;
+       uint32_t buff_len;
        uint32_t nb_trace_points;
+       rte_spinlock_t lock;
 };
 
 /* Helper functions */
@@ -39,7 +48,20 @@ trace_id_get(rte_trace_point_t *trace)
                __RTE_TRACE_FIELD_ID_SHIFT;
 }
 
+/* Trace object functions */
+struct trace *trace_obj_get(void);
+
 /* Trace point list functions */
 STAILQ_HEAD(trace_point_head, trace_point);
+struct trace_point_head *trace_list_head_get(void);
+
+/* Util functions */
+bool trace_has_duplicate_entry(void);
+void trace_uuid_generate(void);
+int trace_mkdir(void);
+
+/* EAL interface */
+int eal_trace_init(void);
+void eal_trace_fini(void);
 
 #endif /* __EAL_TRACE_H */