#include <stdio.h>
#include <unistd.h>
#include <sys/mman.h>
+#include <stdarg.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
#include "../libmarkers/marker.h"
#include "usterr.h"
#include "tracer.h"
+#include "marker-control.h"
+#include "relay.h"
+
+
void probe(const struct marker *mdata,
void *probe_private, void *call_private,
printf("In probe\n");
}
-//ust// void try_map()
-//ust// {
-//ust// char *m;
-//ust//
-//ust// /* maybe add MAP_LOCKED */
-//ust// m = mmap(NULL, 4096, PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_POPULATE , -1, 0);
-//ust// if(m == (char*)-1) {
-//ust// perror("mmap");
-//ust// return;
-//ust// }
-//ust//
-//ust// printf("The mapping is at %p.\n", m);
-//ust// strcpy(m, "Hello, Mapping!");
-//ust// }
-
-//sig_atomic_t must_quit;
-
void inthandler(int sig)
{
printf("in handler\n");
return 0;
}
-DEFINE_MUTEX(probes_mutex);
-
-static LIST_HEAD(probes_registered_list);
-
-int ltt_marker_connect(const char *channel, const char *mname,
- const char *pname)
-
-{
- int ret;
- struct ltt_active_marker *pdata;
- struct ltt_available_probe *probe;
-
- ltt_lock_traces();
- mutex_lock(&probes_mutex);
- probe = get_probe_from_name(pname);
- if (!probe) {
- ret = -ENOENT;
- goto end;
- }
- pdata = marker_get_private_data(channel, mname, probe->probe_func, 0);
- if (pdata && !IS_ERR(pdata)) {
- ret = -EEXIST;
- goto end;
- }
- pdata = kmem_cache_zalloc(markers_loaded_cachep, GFP_KERNEL);
- if (!pdata) {
- ret = -ENOMEM;
- goto end;
- }
- pdata->probe = probe;
- /*
- * ID has priority over channel in case of conflict.
- */
- ret = marker_probe_register(channel, mname, NULL,
- probe->probe_func, pdata);
- if (ret)
- kmem_cache_free(markers_loaded_cachep, pdata);
- else
- list_add(&pdata->node, &markers_loaded_list);
-end:
- mutex_unlock(&probes_mutex);
- ltt_unlock_traces();
- return ret;
-}
-
-
-int ltt_probe_register(struct ltt_available_probe *pdata)
-{
- int ret = 0;
- int comparison;
- struct ltt_available_probe *iter;
-
- mutex_lock(&probes_mutex);
- list_for_each_entry_reverse(iter, &probes_registered_list, node) {
- comparison = strcmp(pdata->name, iter->name);
- if (!comparison) {
- ret = -EBUSY;
- goto end;
- } else if (comparison > 0) {
- /* We belong to the location right after iter. */
- list_add(&pdata->node, &iter->node);
- goto end;
- }
- }
- /* Should be added at the head of the list */
- list_add(&pdata->node, &probes_registered_list);
-end:
- mutex_unlock(&probes_mutex);
- return ret;
-}
-
-
-struct ltt_available_probe default_probe = {
- .name = "default",
- .format = NULL,
- .probe_func = ltt_vtrace,
- .callbacks[0] = ltt_serialize_data,
-};
-
int main()
{
int result;
+ int i;
init_int_handler();
- init_ustrelay_transport();
-
- printf("page size is %d\n", sysconf(_SC_PAGE_SIZE));
-
- char trace_name[] = "theusttrace";
- char trace_type[] = "ustrelay";
-
- marker_probe_register("abc", "testmark", "", probe, NULL);
- marker_probe_register("metadata", "core_marker_id", "channel %s name %s event_id %hu int #1u%zu long #1u%zu pointer #1u%zu size_t #1u%zu alignment #1u%u", probe, NULL);
- result = ltt_probe_register(&default_probe);
- if(result)
- ERR("ltt_probe_register");
-
- result = ltt_marker_connect("abc", "testmark2", "default");
- if(result)
- ERR("ltt_marker_connect");
-
-
- result = ltt_trace_setup(trace_name);
- if(result < 0) {
- ERR("ltt_trace_setup failed");
- return 1;
- }
-
- result = ltt_trace_set_type(trace_name, trace_type);
- if(result < 0) {
- ERR("ltt_trace_set_type failed");
- return 1;
- }
-
- result = ltt_trace_alloc(trace_name);
- if(result < 0) {
- ERR("ltt_trace_alloc failed");
- return 1;
- }
+ printf("Hello, World!\n");
- result = ltt_trace_start(trace_name);
- if(result < 0) {
- ERR("ltt_trace_start failed");
- return 1;
+ sleep(1);
+ for(i=0; i<50; i++) {
+ trace_mark(ust, bar, "str %s", "FOOBAZ");
+ trace_mark(ust, bar2, "number1 %d number2 %d", 53, 9800);
+ usleep(100000);
}
+ scanf("%*s");
- printf("Hello, World!\n");
-
- for(;;) {
- trace_mark(abc, testmark, "", MARK_NOARGS);
- trace_mark(abc, testmark2, "", MARK_NOARGS);
- sleep(1);
- }
+ ltt_trace_stop("auto");
+ ltt_trace_destroy("auto");
+ DBG("TRACE STOPPED");
scanf("%*s");
return 0;
}
+
+MARKER_LIB