--- base/system/sys_info_freebsd.cc.orig 2022-03-25 21:59:56 UTC
+++ base/system/sys_info_freebsd.cc
@@ -9,30 +9,106 @@
#include <sys/sysctl.h>
#include "base/notreached.h"
+#include "base/process/process_metrics.h"
+#include "base/strings/string_util.h"
namespace base {
+int SysInfo::NumberOfProcessors() {
+ int mib[] = {CTL_HW, HW_NCPU};
+ int ncpu;
+ size_t size = sizeof(ncpu);
+ if (sysctl(mib, base::size(mib), &ncpu, &size, NULL, 0) < 0) {
+ NOTREACHED();
+ return 1;
+ }
+ return ncpu;
+}
+
int64_t SysInfo::AmountOfPhysicalMemoryImpl() {
- int pages, page_size;
+ int pages, page_size, r = 0;
size_t size = sizeof(pages);
- sysctlbyname("vm.stats.vm.v_page_count", &pages, &size, NULL, 0);
- sysctlbyname("vm.stats.vm.v_page_size", &page_size, &size, NULL, 0);
- if (pages == -1 || page_size == -1) {
+
+ if (r == 0)
+ r = sysctlbyname("vm.stats.vm.v_page_count", &pages, &size, NULL, 0);
+ if (r == 0)
+ r = sysctlbyname("vm.stats.vm.v_page_size", &page_size, &size, NULL, 0);
+
+ if (r == -1) {
NOTREACHED();
return 0;
}
+
return static_cast<int64_t>(pages) * page_size;
}
+int64_t SysInfo::AmountOfAvailablePhysicalMemoryImpl() {
+ int page_size, r = 0;
+ unsigned int pgfree, pginact, pgcache;
+ size_t size = sizeof(page_size);
+ size_t szpg = sizeof(pgfree);
+
+ if (r == 0)
+ r = sysctlbyname("vm.stats.vm.v_page_size", &page_size, &size, NULL, 0);
+ if (r == 0)
+ r = sysctlbyname("vm.stats.vm.v_free_count", &pgfree, &szpg, NULL, 0);
+ if (r == 0)
+ r = sysctlbyname("vm.stats.vm.v_inactive_count", &pginact, &szpg, NULL, 0);
+ if (r == 0)
+ r = sysctlbyname("vm.stats.vm.v_cache_count", &pgcache, &szpg, NULL, 0);
+
+ if (r == -1) {
+ NOTREACHED();
+ return 0;
+ }
+
+ return static_cast<int64_t>((pgfree + pginact + pgcache) * page_size);
+}
+
// static
+int64_t SysInfo::AmountOfAvailablePhysicalMemory(const SystemMemoryInfoKB& info) {
+ int64_t res_kb = info.available != 0
+ ? info.available - info.active_file
+ : info.free + info.reclaimable + info.inactive_file;
+ return res_kb * 1024;
+}
+
+// static
+std::string SysInfo::CPUModelName() {
+ int mib[] = { CTL_HW, HW_MODEL };
+ char name[256];
+ size_t size = base::size(name);
+
+ if (sysctl(mib, base::size(mib), &name, &size, NULL, 0) == 0) {
+ return name;
+ }
+
+ return std::string();
+}
+
+// static
uint64_t SysInfo::MaxSharedMemorySize() {
size_t limit;
size_t size = sizeof(limit);
+
if (sysctlbyname("kern.ipc.shmmax", &limit, &size, NULL, 0) < 0) {
NOTREACHED();
return 0;
}
+
return static_cast<uint64_t>(limit);
+}
+
+SysInfo::HardwareInfo SysInfo::GetHardwareInfoSync() {
+ HardwareInfo info;
+
+ info.manufacturer = "FreeBSD";
+ info.model = HardwareModelName();
+
+ DCHECK(IsStringUTF8(info.manufacturer));
+ DCHECK(IsStringUTF8(info.model));
+
+ return info;
}
} // namespace base
