wip: add profiling funcs

Author: alexandre-perrin

test/mock_objects/agent_test.c

@@ -1464,3 +1464,23 @@ agent_ensure_deployment_config(struct agent_deployment *d, const char *payload,
 
 	agent_ensure_deployment_status(deploymentId, "ok");
 }
+
+struct profile
+agent_profile_start(char *id)
+{
+	struct profile p = {.id = id};
+	clock_gettime(CLOCK_MONOTONIC, &p.start);
+	// message_info("profile %s: started", id);
+	return p;
+}
+
+void
+agent_profile_print(struct profile *p)
+{
+	struct timespec now, diff;
+	clock_gettime(CLOCK_MONOTONIC, &now);
+	timespecsub(&now, &p->start, &diff);
+	int ms = (timespec2ns(&diff) + 999999) / 1000000;
+
+	message_info("profile %s: %d ms", p->id, ms);
+}

test/mock_objects/agent_test.h

@@ -9,9 +9,11 @@
 
 #include <setjmp.h>
 #include <stdarg.h>
+#include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <time.h>
 
 #include <cmocka.h>
 #include <evp/agent.h>
@@ -324,4 +326,26 @@ void agent_ensure_deployment_config(struct agent_deployment *d,
 				    const char *deploymentId,
 				    const char *instance_config);
 
+#define CAT_(a, b) a##b
+#define CAT(a, b)  CAT_(a, b)
+#define UID(Name)  CAT(Name, __LINE__)
+#define STR_(s)    #s
+#define STR(s)     STR_(s)
+
+struct profile {
+	struct timespec start;
+	char *id;
+	bool exit;
+};
+
+#define PROF()        UID(prof)
+#define PROF_ID(Name) __FILE__ ":" STR(__LINE__) ":" Name
+
+#define agent_profile_scope(Name)                                             \
+	for (struct profile PROF() = agent_profile_start(PROF_ID(Name));      \
+	     !PROF().exit; PROF().exit = true, agent_profile_print(&PROF()))
+
+struct profile agent_profile_start(char *id);
+void agent_profile_print(struct profile *p);
+
 #endif // AGENT_TEST_H