osfmk/kdp/kdp.c

135 proc_name_kdp(task_t  task, char *buf, int size);
141 pid_from_task(task_t task);
1037 static int pid_from_task(task_t task)
1041 	if (task->bsd_info)
1042 		pid = proc_pid(task->bsd_info);
1133 	task_t task = TASK_NULL;
1137 	struct task ctask;
1158 	queue_iterate(task_list, task, task_t, tasks) {
1159 		if ((task == NULL) || (ml_nofault_copy((vm_offset_t) task, (vm_offset_t) &ctask, sizeof(struct task)) != sizeof(struct task)))
1162 		int task_pid = pid_from_task(task);
1163 		boolean_t task64 = task_has_64BitAddr(task);
1165 		if (!task->active) {
1168 			 * at the moment, stackshot can't handle a task  without a name.
1170 			if (queue_empty(&task->threads) || task_pid == -1) {
1180 			boolean_t have_map = (task->map != NULL) &&
1181 			  (ml_nofault_copy((vm_offset_t)(task->map), (vm_offset_t)&cmap, sizeof(struct _vm_map)) == sizeof(struct _vm_map));
1185 			if (have_pmap && task->active && save_loadinfo_p && task_pid > 0) {
1186 				// Read the dyld_all_image_infos struct from the task memory to get UUID array count and location
1189 					if (kdp_copyin(task->map->pmap, task->all_image_info_addr, &task_image_infos, sizeof(struct user64_dyld_all_image_infos))) {
1195 					if (kdp_copyin(task->map->pmap, task->all_image_info_addr, &task_image_infos, sizeof(struct user32_dyld_all_image_infos))) {
1203 				// for this task.
1220 				proc_name_kdp(task, task_snap->p_comm, sizeof(task_snap->p_comm));
1226 			if (!task->active)
1228 			if(task->pidsuspended) task_snap->ss_flags |= kPidSuspended;
1229 			if(task->frozen) task_snap->ss_flags |= kFrozen;
1231 			task_snap->suspend_count = task->suspend_count;
1232 			task_snap->task_size = have_pmap ? pmap_resident_count(task->map->pmap) : 0;
1233 			task_snap->faults = task->faults;
1234 			task_snap->pageins = task->pageins;
1235 			task_snap->cow_faults = task->cow_faults;
1237 			task_snap->user_time_in_terminated_threads = task->total_user_time;
1238 			task_snap->system_time_in_terminated_threads = task->total_system_time;
1252 				if (have_pmap && !kdp_copyin(task->map->pmap, uuid_info_addr, tracepos, uuid_info_array_size))
1258 			queue_iterate(&task->threads, thread, thread_t, task_threads){
1289 				if (dispatch_p && (task != kernel_task) && (task->active) && have_pmap) {
1293 						if (kdp_copyin(task->map->pmap, dqkeyaddr, &dqaddr, (task64 ? 8 : 4)) && (dqaddr != 0)) {
1296 							if (kdp_copyin(task->map->pmap, dqserialnumaddr, &dqserialnum, (task64 ? 8 : 4))) {
1322 				if (task->active && thread->task->map != kernel_map) {
1323 					/* 64-bit task? */
1324 					if (task_has_64BitAddr(thread->task)) {