X-Git-Url: https://git.saurik.com/apple/system_cmds.git/blobdiff_plain/1a7e3f61d38d679bba59130891c2031b5a0092b6..bd6521f0fc816ab056bc71376f9706a69b3b52c1:/KDBG/MachineProcess.impl.hpp

diff --git a/KDBG/MachineProcess.impl.hpp b/KDBG/MachineProcess.impl.hpp
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+++ b/KDBG/MachineProcess.impl.hpp
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+//
+//  MachineProcess.impl.hpp
+//  KDBG
+//
+//  Created by James McIlree on 10/30/12.
+//  Copyright (c) 2014 Apple. All rights reserved.
+//
+
+template <typename SIZE>
+MachineProcess<SIZE>::MachineProcess(pid_t pid, const char* name, AbsTime create_timestamp, kMachineProcessFlag flags) :
+	_pid(pid),
+	_timespan(create_timestamp, AbsTime(0)),
+	_flags((uint32_t)flags),
+	_exit_status(0),
+	_apptype(-1)
+{
+    ASSERT(name, "Sanity");
+    ASSERT(strlen(name) < sizeof(_name) - 1, "Sanity");
+    
+    // strlcpy guarantees NULL termination
+    strlcpy(_name, name, sizeof(_name));
+}
+
+#if !defined(NDEBUG) && !defined(NS_BLOCK_ASSERTIONS)
+template <typename SIZE>
+void MachineProcess<SIZE>::validate() const {
+    ASSERT(strlen(_name), "Must have a non zero length name");
+
+    if (is_trace_terminated()) {
+	ASSERT(is_exiting(), "Process is trace terminated without precursor exit event");
+
+	for (auto thread : _threads_by_time) {
+	    ASSERT(thread->is_trace_terminated(), "process is trace terminated, but has live thread");
+	}
+    }
+    
+    for (auto thread : _threads_by_time) {
+        ASSERT(_timespan.contains(thread->timespan()), "thread outside process timespan");
+	thread->validate();
+    }
+
+    // Every process should have one and only one primordial (main) thread.
+    // However, we cannot tell what the main thread is for threadmap processes,
+    // and processes forwarded from an earlier machine state may have already
+    // exited their main thread. We can only check exec/fork-exec.
+
+    if ((is_created_by_exec() || is_created_by_fork_exec()) && !is_created_by_previous_machine_state()) {
+	auto main_threads = 0;
+	for (auto thread : _threads_by_time) {
+	    if (thread->is_main_thread()) main_threads++;
+	    ASSERT(main_threads <= 1, "More than one main thread in a process");
+	}
+	ASSERT(main_threads == 1, "Incorrect number of main thread in process");
+    }
+
+}
+#endif
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