DR_EXPORT void
dr_init(client_id_t id)
{
if (!drmgr_init())
CHECK(false, "init failed");
/* init buffer routines */
drx_init();
circular_fast = drx_buf_create_circular_buffer(DRX_BUF_FAST_CIRCULAR_BUFSZ);
circular_slow = drx_buf_create_circular_buffer(CIRCULAR_SLOW_SZ);
trace = drx_buf_create_trace_buffer(TRACE_SZ, verify_trace_buffer);
CHECK(circular_fast != NULL, "circular fast failed");
CHECK(circular_slow != NULL, "circular slow failed");
CHECK(trace != NULL, "trace failed");
CHECK(drmgr_register_thread_init_event(event_thread_init),
"event thread init failed");
/* register events */
dr_register_exit_event(event_exit);
if (!drmgr_register_bb_instrumentation_event(event_app_analysis,
event_app_instruction,
NULL))
CHECK(false, "init failed");
}
DR_EXPORT void
dr_client_main(client_id_t id, int argc, const char *argv[])
{
drreg_options_t ops = { sizeof(ops), 4 /*max slots needed*/, false };
dr_set_client_name("DynamoRIO Sample Client 'memval'", "http://dynamorio.org/issues");
if (!drmgr_init() || !drutil_init() || !drx_init())
DR_ASSERT(false);
if (drreg_init(&ops) != DRREG_SUCCESS)
DR_ASSERT(false);
/* register events */
dr_register_exit_event(event_exit);
if (!drmgr_register_thread_init_event(event_thread_init) ||
!drmgr_register_thread_exit_event(event_thread_exit) ||
!drmgr_register_bb_app2app_event(event_bb_app2app, NULL) ||
!drmgr_register_bb_instrumentation_event(event_app_analysis,
event_app_instruction, NULL))
DR_ASSERT(false);
client_id = id;
tls_idx = drmgr_register_tls_field();
trace_buffer = drx_buf_create_trace_buffer(MEM_BUF_SIZE, trace_fault);
/* We could make this a trace buffer and specially handle faults, but it is not yet
* worth the effort.
*/
write_buffer = drx_buf_create_circular_buffer(WRT_BUF_SIZE);
DR_ASSERT(tls_idx != -1 && trace_buffer != NULL && write_buffer != NULL);
/* make it easy to tell, by looking at log file, which client executed */
dr_log(NULL, DR_LOG_ALL, 1, "Client 'memval' initializing\n");
}