From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 toolkit/components/processtools/ProcInfo_bsd.cpp | 115 +++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 toolkit/components/processtools/ProcInfo_bsd.cpp

(limited to 'toolkit/components/processtools/ProcInfo_bsd.cpp')

diff --git a/toolkit/components/processtools/ProcInfo_bsd.cpp b/toolkit/components/processtools/ProcInfo_bsd.cpp
new file mode 100644
index 0000000000..a6ff488194
--- /dev/null
+++ b/toolkit/components/processtools/ProcInfo_bsd.cpp
@@ -0,0 +1,115 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/ProcInfo.h"
+#include "mozilla/Sprintf.h"
+#include "mozilla/Logging.h"
+#include "mozilla/ScopeExit.h"
+#include "mozilla/ipc/GeckoChildProcessHost.h"
+#include "nsMemoryReporterManager.h"
+#include "nsWhitespaceTokenizer.h"
+
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#include <cerrno>
+#include <cstdio>
+#include <cstring>
+#include <unistd.h>
+
+namespace mozilla {
+
+int GetCycleTimeFrequencyMHz() { return 0; }
+
+nsresult GetCpuTimeSinceProcessStartInMs(uint64_t* aResult) {
+  timespec t;
+  if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &t) == 0) {
+    uint64_t cpuTime =
+        uint64_t(t.tv_sec) * 1'000'000'000u + uint64_t(t.tv_nsec);
+    *aResult = cpuTime / PR_NSEC_PER_MSEC;
+    return NS_OK;
+  }
+
+  return NS_ERROR_FAILURE;
+}
+
+nsresult GetGpuTimeSinceProcessStartInMs(uint64_t* aResult) {
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+ProcInfoPromise::ResolveOrRejectValue GetProcInfoSync(
+    nsTArray<ProcInfoRequest>&& aRequests) {
+  ProcInfoPromise::ResolveOrRejectValue result;
+
+  HashMap<base::ProcessId, ProcInfo> gathered;
+  if (!gathered.reserve(aRequests.Length())) {
+    result.SetReject(NS_ERROR_OUT_OF_MEMORY);
+    return result;
+  }
+  for (const auto& request : aRequests) {
+    size_t size;
+    int mib[6];
+    mib[0] = CTL_KERN;
+    mib[1] = KERN_PROC;
+    mib[2] = KERN_PROC_PID | KERN_PROC_SHOW_THREADS;
+    mib[3] = request.pid;
+    mib[4] = sizeof(kinfo_proc);
+    mib[5] = 0;
+    if (sysctl(mib, 6, nullptr, &size, nullptr, 0) == -1) {
+      // Can't get info for this process. Skip it.
+      continue;
+    }
+
+    mib[5] = size / sizeof(kinfo_proc);
+    auto procs = MakeUniqueFallible<kinfo_proc[]>(mib[5]);
+    if (!procs) {
+      result.SetReject(NS_ERROR_OUT_OF_MEMORY);
+      return result;
+    }
+    if (sysctl(mib, 6, procs.get(), &size, nullptr, 0) == -1 &&
+        errno != ENOMEM) {
+      continue;
+    }
+
+    ProcInfo info;
+    info.pid = request.pid;
+    info.childId = request.childId;
+    info.type = request.processType;
+    info.origin = request.origin;
+    info.windows = std::move(request.windowInfo);
+    info.utilityActors = std::move(request.utilityInfo);
+
+    bool found = false;
+    for (size_t i = 0; i < size / sizeof(kinfo_proc); i++) {
+      const auto& p = procs[i];
+      if (p.p_tid == -1) {
+        // This is the process.
+        found = true;
+        info.cpuTime = uint64_t(p.p_rtime_sec) * 1'000'000'000u +
+                       uint64_t(p.p_rtime_usec) * 1'000u;
+        info.memory =
+            (p.p_vm_tsize + p.p_vm_dsize + p.p_vm_ssize) * getpagesize();
+      } else {
+        // This is one of its threads.
+        ThreadInfo threadInfo;
+        threadInfo.tid = p.p_tid;
+        threadInfo.cpuTime = uint64_t(p.p_rtime_sec) * 1'000'000'000u +
+                             uint64_t(p.p_rtime_usec) * 1'000u;
+        info.threads.AppendElement(threadInfo);
+      }
+    }
+
+    if (found && !gathered.put(request.pid, std::move(info))) {
+      result.SetReject(NS_ERROR_OUT_OF_MEMORY);
+      return result;
+    }
+  }
+
+  // ... and we're done!
+  result.SetResolve(std::move(gathered));
+  return result;
+}
+
+}  // namespace mozilla
-- 
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