1 files changed, 67 insertions, 6 deletions

diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c
index a82ce4303ff5..e30749e38a9b 100644
--- a/tools/perf/util/scripting-engines/trace-event-perl.c
+++ b/tools/perf/util/scripting-engines/trace-event-perl.c
@@ -30,6 +30,7 @@
 #include "../thread.h"
 #include "../event.h"
 #include "../trace-event.h"
+#include "../evsel.h"
 
 #include <EXTERN.h>
 #include <perl.h>
@@ -247,11 +248,11 @@ static inline struct event *find_cache_event(int type)
         return event;
 }
 
-static void perl_process_event(union perf_event *pevent __unused,
-                               struct perf_sample *sample,
-                               struct perf_evsel *evsel,
-                               struct machine *machine __unused,
-                               struct thread *thread)
+static void perl_process_tracepoint(union perf_event *pevent __unused,
+                                    struct perf_sample *sample,
+                                    struct perf_evsel *evsel,
+                                    struct machine *machine __unused,
+                                    struct thread *thread)
 {
         struct format_field *field;
         static char handler[256];
@@ -267,6 +268,9 @@ static void perl_process_event(union perf_event *pevent __unused,
 
         dSP;
 
+        if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
+                return;
+
         type = trace_parse_common_type(data);
 
         event = find_cache_event(type);
@@ -334,6 +338,42 @@ static void perl_process_event(union perf_event *pevent __unused,
         LEAVE;
 }
 
+static void perl_process_event_generic(union perf_event *pevent __unused,
+                                       struct perf_sample *sample,
+                                       struct perf_evsel *evsel __unused,
+                                       struct machine *machine __unused,
+                                       struct thread *thread __unused)
+{
+        dSP;
+
+        if (!get_cv("process_event", 0))
+                return;
+
+        ENTER;
+        SAVETMPS;
+        PUSHMARK(SP);
+        XPUSHs(sv_2mortal(newSVpvn((const char *)pevent, pevent->header.size)));
+        XPUSHs(sv_2mortal(newSVpvn((const char *)&evsel->attr, sizeof(evsel->attr))));
+        XPUSHs(sv_2mortal(newSVpvn((const char *)sample, sizeof(*sample))));
+        XPUSHs(sv_2mortal(newSVpvn((const char *)sample->raw_data, sample->raw_size)));
+        PUTBACK;
+        call_pv("process_event", G_SCALAR);
+        SPAGAIN;
+        PUTBACK;
+        FREETMPS;
+        LEAVE;
+}
+
+static void perl_process_event(union perf_event *pevent,
+                               struct perf_sample *sample,
+                               struct perf_evsel *evsel,
+                               struct machine *machine,
+                               struct thread *thread)
+{
+        perl_process_tracepoint(pevent, sample, evsel, machine, thread);
+        perl_process_event_generic(pevent, sample, evsel, machine, thread);
+}
+
 static void run_start_sub(void)
 {
         dSP; /* access to Perl stack */
@@ -555,7 +595,28 @@ static int perl_generate_script(const char *outfile)
         fprintf(ofp, "sub print_header\n{\n"
                 "\tmy ($event_name, $cpu, $secs, $nsecs, $pid, $comm) = @_;\n\n"
                 "\tprintf(\"%%-20s %%5u %%05u.%%09u %%8u %%-20s \",\n\t       "
-                "$event_name, $cpu, $secs, $nsecs, $pid, $comm);\n}");
+                "$event_name, $cpu, $secs, $nsecs, $pid, $comm);\n}\n");
+
+        fprintf(ofp,
+                "\n# Packed byte string args of process_event():\n"
+                "#\n"
+                "# $event:\tunion perf_event\tutil/event.h\n"
+                "# $attr:\tstruct perf_event_attr\tlinux/perf_event.h\n"
+                "# $sample:\tstruct perf_sample\tutil/event.h\n"
+                "# $raw_data:\tperf_sample->raw_data\tutil/event.h\n"
+                "\n"
+                "sub process_event\n"
+                "{\n"
+                "\tmy ($event, $attr, $sample, $raw_data) = @_;\n"
+                "\n"
+                "\tmy @event\t= unpack(\"LSS\", $event);\n"
+                "\tmy @attr\t= unpack(\"LLQQQQQLLQQ\", $attr);\n"
+                "\tmy @sample\t= unpack(\"QLLQQQQQLL\", $sample);\n"
+                "\tmy @raw_data\t= unpack(\"C*\", $raw_data);\n"
+                "\n"
+                "\tuse Data::Dumper;\n"
+                "\tprint Dumper \\@event, \\@attr, \\@sample, \\@raw_data;\n"
+                "}\n");
 
         fclose(ofp);