added missing logformat.h

This file is needed to build the schedtrace tools. It should be part of
liblitmus since it should contain all importat header files and user space
interfaces.

1 files changed, 112 insertions, 0 deletions

diff --git a/logformat.h b/logformat.h
new file mode 100644
index 0000000..3a74bf7
--- /dev/null
+++ b/logformat.h
@@ -0,0 +1,112 @@
+#ifndef LOGFORMAT_H
+#define LOGFORMAT_H
+
+#include <linux/types.h>
+
+#include "litmus.h"
+
+typedef __u8  u8;
+typedef __u32 u32;
+typedef __u16 u16;
+
+typedef enum {
+        ST_INVOCATION           = 0,
+        ST_ARRIVAL              = 1,
+        ST_DEPARTURE            = 2,
+        ST_PREEMPTION           = 3,
+        ST_SCHEDULED            = 4,
+        ST_JOB_RELEASE          = 5,
+        ST_JOB_COMPLETION       = 6,
+        ST_CAPACITY_RELEASE     = 7,
+        ST_CAPACITY_ALLOCATION  = 8,
+        ST_LAST_TYPE            = 8
+} trace_type_t;
+
+typedef struct {
+        trace_type_t            trace:8;
+        unsigned long long      timestamp;
+} trace_header_t;
+
+
+typedef struct {
+        unsigned int            is_rt:1;
+        unsigned int            is_server:1;
+        task_class_t            cls:4;
+        unsigned int            budget:24;
+        u32                     deadline;
+
+        pid_t                   pid;
+} task_info_t;
+
+typedef struct {
+        trace_header_t          header;
+        unsigned long           flags;          
+} invocation_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+} arrival_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+} departure_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+        task_info_t             by;
+} preemption_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+} scheduled_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+        u16                     period;
+        u16                     wcet;   
+} release_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+        u16                     period;
+        u16                     wcet;
+        int                     tardiness;
+} completion_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+} cap_release_record_t;
+
+typedef struct {
+        trace_header_t          header;
+        task_info_t             task;
+        u16                     budget;
+        u32                     deadline;
+        pid_t                   donor;
+} cap_allocation_record_t;
+
+
+typedef union {
+        trace_header_t          header;
+        invocation_record_t     invocation;
+        arrival_record_t        arrival;
+        preemption_record_t     preemption;
+        scheduled_record_t      scheduled;
+
+        release_record_t        release;
+        completion_record_t     completion;     
+
+        cap_release_record_t    cap_release;
+        cap_allocation_record_t cap_alloc;
+} trace_record_t;
+
+
+
+#endif