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hostinfo_unix.cpp
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// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
// Functions to get host info (CPU, network, disk, mem) on unix-based systems.
// Lots of this is system-dependent so lots of #ifdefs.
// Try to keep this well-organized and not nested.
#include "version.h" // version numbers from autoconf
#include "cpp.h"
#include "config.h"
#if !defined(_WIN32) || defined(__CYGWIN32__)
// Access to binary files in /proc filesystem doesn't work in the 64bit
// files environment on some systems.
// None of the functions here need 64bit file functions,
// so undefine _FILE_OFFSET_BITS and _LARGE_FILES.
//
#undef _FILE_OFFSET_BITS
#undef _LARGE_FILES
#undef _LARGEFILE_SOURCE
#undef _LARGEFILE64_SOURCE
#include <iostream>
#include <vector>
#include <string>
#include <cstring>
#endif
#if HAVE_XSS
#include <X11/extensions/scrnsaver.h> //X-based idle detection
// prevents naming collision between X.h define of Always and boinc's
// lib/prefs.h definition in an enum.
#undef Always
#include <dirent.h> //for opening /tmp/.X11-unix/
// (There is a DirScanner class in BOINC, but it doesn't do what we want)
#include "log_flags.h" // idle_detection_debug flag for verbose output
#endif
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <sys/param.h>
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#if HAVE_SYS_VFS_H
#include <sys/vfs.h>
#endif
#if HAVE_SYS_VMMETER_H
#include <sys/vmmeter.h>
#endif
#include <sys/stat.h>
#if HAVE_SYS_SWAP_H
#if defined(ANDROID) && !defined(ANDROID_64)
#include <linux/swap.h>
#else
#include <sys/swap.h>
#endif
#endif
#if HAVE_SYS_SYSCTL_H
#include <sys/sysctl.h>
#endif
#if HAVE_SYS_SYSTEMINFO_H
#include <sys/systeminfo.h>
#endif
#if HAVE_SYS_UTSNAME_H
#include <sys/utsname.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_UTMP_H
#include <utmp.h>
#endif
#if HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#if HAVE_SYS_SENSORS_H
#include <sys/sensors.h>
#endif
#ifdef __EMX__
#define INCL_DOSMISC
#include <os2.h>
#include "win/opt_x86.h"
#endif
#include "error_numbers.h"
#include "common_defs.h"
#include "filesys.h"
#include "str_util.h"
#include "str_replace.h"
#include "util.h"
#include "client_state.h"
#include "client_types.h"
#include "client_msgs.h"
#include "hostinfo.h"
using std::string;
#ifdef __APPLE__
#include <IOKit/IOKitLib.h>
#include <Carbon/Carbon.h>
#include <CoreFoundation/CoreFoundation.h>
#ifdef __cplusplus
extern "C" {
#endif
#include <IOKit/ps/IOPowerSources.h>
#include <IOKit/ps/IOPSKeys.h>
#ifdef __cplusplus
} // extern "C"
#include <dlfcn.h>
#endif
mach_port_t gEventHandle = NULL;
#endif // __APPLE__
#ifdef _HPUX_SOURCE
#include <sys/pstat.h>
#endif
// Tru64 UNIX.
// 2005-12-26 SMS.
#ifdef __osf__
#include <sys/sysinfo.h>
#include <machine/hal_sysinfo.h>
#include <machine/cpuconf.h>
#endif
#ifdef __HAIKU__
#include <OS.h>
#endif
// Some OS define _SC_PAGE_SIZE instead of _SC_PAGESIZE
#if defined(_SC_PAGE_SIZE) && !defined(_SC_PAGESIZE)
#define _SC_PAGESIZE _SC_PAGE_SIZE
#endif
// The following is intended to be true both on Linux
// and Debian GNU/kFreeBSD (see trac #521)
//
#define LINUX_LIKE_SYSTEM (defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)) && !defined(__HAIKU__)
// Returns the offset between LOCAL STANDARD TIME and UTC.
// LOCAL_STANDARD_TIME = UTC_TIME + get_timezone().
//
int get_timezone() {
tzset();
// TODO: take daylight savings time into account
#if HAVE_STRUCT_TM_TM_ZONE
time_t cur_time;
struct tm *time_data;
cur_time = time(NULL);
time_data = localtime( &cur_time );
// tm_gmtoff is already adjusted for daylight savings time
return time_data->tm_gmtoff;
#elif LINUX_LIKE_SYSTEM
return -1*(__timezone);
#elif defined(__CYGWIN32__)
return -1*(_timezone);
#elif defined(unix)
return -1*timezone;
#elif HAVE_TZNAME
return -1*timezone;
#else
#error timezone
#endif
return 0;
}
// Returns true if the host is currently running off battery power
// If you can't figure out, return false
//
bool HOST_INFO::host_is_running_on_batteries() {
#if defined(__APPLE__)
CFDictionaryRef pSource = NULL;
CFStringRef psState;
int i;
bool retval = false;
CFTypeRef blob = IOPSCopyPowerSourcesInfo();
CFArrayRef list = IOPSCopyPowerSourcesList(blob);
for (i=0; i<CFArrayGetCount(list); i++) {
pSource = IOPSGetPowerSourceDescription(blob, CFArrayGetValueAtIndex(list, i));
if(!pSource) break;
psState = (CFStringRef)CFDictionaryGetValue(pSource, CFSTR(kIOPSPowerSourceStateKey));
if(!CFStringCompare(psState,CFSTR(kIOPSBatteryPowerValue),0))
retval = true;
}
CFRelease(blob);
CFRelease(list);
return retval;
#elif ANDROID
return !(gstate.device_status.on_ac_power || gstate.device_status.on_usb_power);
#elif LINUX_LIKE_SYSTEM
static enum {
Detect,
ProcAPM,
ProcACPI,
SysClass,
NoBattery
} method = Detect;
static char path[64] = "";
if (Detect == method) {
// try APM in ProcFS
FILE *fapm = fopen("/proc/apm", "r");
if (fapm) {
method = ProcAPM;
fclose(fapm);
}
}
if (Detect == method) {
// try ACPI in ProcFS
string ac_name;
FILE* facpi;
DirScanner dir("/proc/acpi/ac_adapter/");
while (dir.scan(ac_name)) {
// newer ACPI versions use "state" as filename
snprintf(
path, sizeof(path), "/proc/acpi/ac_adapter/%s/state",
ac_name.c_str()
);
facpi = fopen(path, "r");
if (!facpi) {
// older ACPI versions use "status" instead
snprintf(
path, sizeof(path), "/proc/acpi/ac_adapter/%s/status",
ac_name.c_str()
);
facpi = fopen(path, "r");
}
if (facpi) {
method = ProcACPI;
fclose(facpi);
break;
}
}
}
if (Detect == method) {
// try SysFS
char buf[256];
string ps_name;
FILE* fsys;
DirScanner dir("/sys/class/power_supply/");
while (dir.scan(ps_name)) {
// check the type of the power supply
snprintf(
path, sizeof(path), "/sys/class/power_supply/%s/type",
ps_name.c_str()
);
fsys = fopen(path, "r");
if (!fsys) continue;
(void) fgets(buf, sizeof(buf), fsys);
fclose(fsys);
// AC adapters have type "Mains"
if ((strstr(buf, "mains") != NULL) || (strstr(buf, "Mains") != NULL)) {
method = SysClass;
// to check if we're on battery we look at "online",
// located in the same directory
snprintf(
path, sizeof(path), "/sys/class/power_supply/%s/online",
ps_name.c_str()
);
break;
}
}
}
switch (method) {
case Detect:
// if we haven't found a method so far, give up
method = NoBattery;
// fall through
case ProcAPM:
{
// use /proc/apm
FILE* fapm = fopen("/proc/apm", "r");
if (!fapm) return false;
char apm_driver_version[11];
int apm_major_version;
int apm_minor_version;
int apm_flags;
int apm_ac_line_status=1;
// supposedly we're on batteries if the 5th entry is zero.
(void) fscanf(fapm, "%10s %d.%d %x %x",
apm_driver_version,
&apm_major_version,
&apm_minor_version,
&apm_flags,
&apm_ac_line_status
);
fclose(fapm);
return (apm_ac_line_status == 0);
}
case ProcACPI:
{
// use /proc/acpi/ac_adapter/*/stat{e,us}
FILE *facpi = fopen(path, "r");
if (!facpi) return false;
char buf[128];
(void) fgets(buf, sizeof(buf), facpi);
fclose(facpi);
if ((strstr(buf, "state:") != NULL) || (strstr(buf, "Status:") != NULL))
// on batteries if ac adapter is "off-line" (or maybe "offline")
return (strstr(buf, "off") != NULL);
return false;
}
case SysClass:
{
// use /sys/class/power_supply/*/online
FILE *fsys = fopen(path, "r");
if (!fsys) return false;
int online;
(void) fscanf(fsys, "%d", &online);
fclose(fsys);
// online is 1 if on AC power, 0 if on battery
return (0 == online);
}
case NoBattery:
default:
// we have no way to determine if we're on batteries,
// so we say we aren't
return false;
}
#elif defined(__OpenBSD__)
static int mib[] = {CTL_HW, HW_SENSORS, 0, 0, 0};
static int devn = -1;
struct sensor s;
size_t slen = sizeof(struct sensor);
if (devn == -1) {
struct sensordev snsrdev;
size_t sdlen = sizeof(struct sensordev);
for (devn = 0;; devn++) {
mib[2] = devn;
if (sysctl(mib, 3, &snsrdev, &sdlen, NULL, 0) == -1) {
if (errno == ENXIO)
continue;
if (errno == ENOENT)
break;
}
if (!strcmp("acpiac0", snsrdev.xname)) {
break;
}
}
mib[3] = 9;
mib[4] = 0;
}
if (sysctl(mib, 5, &s, &slen, NULL, 0) != -1) {
if (s.value)
// AC present
return false;
else
return true;
}
return false;
#elif defined(__FreeBSD__)
int ac;
size_t len = sizeof(ac);
if (sysctlbyname("hw.acpi.acline", &ac, &len, NULL, 0) != -1) {
if (ac)
// AC present
return false;
else
return true;
}
return false;
#else
return false;
#endif
}
#if LINUX_LIKE_SYSTEM
static void parse_meminfo_linux(HOST_INFO& host) {
char buf[256];
double x;
FILE* f = fopen("/proc/meminfo", "r");
if (!f) {
msg_printf(NULL, MSG_INFO,
"Can't open /proc/meminfo to get memory size - defaulting to 1 GB."
);
host.m_nbytes = GIGA;
host.m_swap = GIGA;
return;
}
while (fgets(buf, 256, f)) {
if (strstr(buf, "MemTotal:")) {
sscanf(buf, "MemTotal: %lf", &x);
host.m_nbytes = x*1024;
} else if (strstr(buf, "SwapTotal:")) {
sscanf(buf, "SwapTotal: %lf", &x);
host.m_swap = x*1024;
} else if (strstr(buf, "Mem:")) {
sscanf(buf, "Mem: %lf", &host.m_nbytes);
} else if (strstr(buf, "Swap:")) {
sscanf(buf, "Swap: %lf", &host.m_swap);
}
}
fclose(f);
}
// Unfortunately the format of /proc/cpuinfo is not standardized.
// See http://people.nl.linux.org/~hch/cpuinfo/ for some examples.
//
static void parse_cpuinfo_linux(HOST_INFO& host) {
char buf[1024], features[1024], model_buf[1024];
bool vendor_found=false, model_found=false;
bool cache_found=false, features_found=false;
bool model_hack=false, vendor_hack=false;
int n;
int family=-1, model=-1, stepping=-1;
char buf2[256];
FILE* f = fopen("/proc/cpuinfo", "r");
if (!f) {
msg_printf(NULL, MSG_INFO,
"Can't open /proc/cpuinfo to get CPU info"
);
strcpy(host.p_model, "unknown");
strcpy(host.p_vendor, "unknown");
return;
}
#ifdef __mips__
strcpy(host.p_model, "MIPS ");
model_hack = true;
#elif __alpha__
strcpy(host.p_vendor, "HP (DEC) ");
vendor_hack = true;
#elif __hppa__
strcpy(host.p_vendor, "HP ");
vendor_hack = true;
#elif __ia64__
strcpy(host.p_model, "IA-64 ");
model_hack = true;
#elif __arm__
strcpy(host.p_vendor, "ARM");
vendor_hack = vendor_found = true;
#endif
host.m_cache=-1;
strcpy(features, "");
while (fgets(buf, 1024, f)) {
strip_whitespace(buf);
if (
/* there might be conflicts if we dont #ifdef */
#ifdef __ia64__
strstr(buf, "vendor : ")
#elif __hppa__
strstr(buf, "cpu\t\t: ")
#elif __powerpc__
strstr(buf, "machine\t\t: ") || strstr(buf, "platform\t: ")
#elif __sparc__
strstr(buf, "type\t\t: ")
#elif __alpha__
strstr(buf, "cpu\t\t\t: ")
#else
strstr(buf, "vendor_id\t: ") || strstr(buf, "system type\t\t: ")
#endif
) {
if (!vendor_hack && !vendor_found) {
vendor_found = true;
strlcpy(host.p_vendor, strchr(buf, ':') + 2, sizeof(host.p_vendor));
} else if (!vendor_found) {
vendor_found = true;
strlcpy(buf2, strchr(buf, ':') + 2,
sizeof(host.p_vendor) - strlen(host.p_vendor) - 1
);
strlcat(host.p_vendor, buf2, sizeof(host.p_vendor));
}
}
if (
#ifdef __ia64__
strstr(buf, "family : ") || strstr(buf, "model name : ")
#elif __powerpc__ || __sparc__
strstr(buf, "cpu\t\t: ")
#elif __arm__
strstr(buf, "Processor\t: ") || strstr(buf, "model name")
#else
strstr(buf, "model name\t: ") || strstr(buf, "cpu model\t\t: ")
#endif
) {
if (!model_hack && !model_found) {
model_found = true;
#ifdef __powerpc__
char *coma = NULL;
if ((coma = strrchr(buf, ','))) { /* we have ", altivec supported" */
*coma = '\0'; /* strip the unwanted line */
strcpy(features, "altivec");
features_found = true;
}
#endif
strlcpy(host.p_model, strchr(buf, ':') + 2, sizeof(host.p_model));
} else if (!model_found) {
#ifdef __ia64__
/* depending on kernel version, family can be either
a number or a string. If number, we have a model name,
else we don't */
char *testc = NULL;
testc = strrchr(buf, ':')+2;
if (isdigit(*testc)) {
family = atoi(testc);
continue; /* skip this line */
}
#endif
model_found = true;
strlcpy(buf2, strchr(buf, ':') + 1, sizeof(host.p_model) - strlen(host.p_model) - 1);
strip_whitespace(buf2);
strcat(host.p_model, buf2);
}
}
#ifndef __hppa__
/* XXX hppa: "cpu family\t: PA-RISC 2.0" */
if (strstr(buf, "cpu family\t: ") && family<0) {
family = atoi(buf+strlen("cpu family\t: "));
}
/* XXX hppa: "model\t\t: 9000/785/J6000" */
/* XXX alpha: "cpu model\t\t: EV6" -> ==buf necessary */
if ((strstr(buf, "model\t\t: ") == buf) && model<0) {
model = atoi(buf+strlen("model\t\t: "));
}
/* ia64 */
if (strstr(buf, "model : ") && model<0) {
model = atoi(buf+strlen("model : "));
}
#endif
if (strstr(buf, "stepping\t: ") && stepping<0) {
stepping = atoi(buf+strlen("stepping\t: "));
}
#ifdef __hppa__
bool icache_found=false,dcache_found=false;
if (!icache_found && strstr(buf, "I-cache\t\t: ")) {
icache_found = true;
sscanf(buf, "I-cache\t\t: %d", &n);
host.m_cache += n*1024;
}
if (!dcache_found && strstr(buf, "D-cache\t\t: ")) {
dcache_found = true;
sscanf(buf, "D-cache\t\t: %d", &n);
host.m_cache += n*1024;
}
#elif __powerpc__
if (!cache_found && strstr(buf, "L2 cache\t: ")) {
cache_found = true;
sscanf(buf, "L2 cache\t: %d", &n);
host.m_cache = n*1024;
}
#else
if (!cache_found && (strstr(buf, "cache size\t: ") == buf)) {
cache_found = true;
sscanf(buf, "cache size\t: %d", &n);
host.m_cache = n*1024;
}
#endif
if (!features_found) {
// Some versions of the linux kernel call them flags,
// others call them features, so look for both.
//
if ((strstr(buf, "flags\t\t: ") == buf)) {
strlcpy(features, strchr(buf, ':') + 2, sizeof(features));
} else if ((strstr(buf, "features\t\t: ") == buf)) {
strlcpy(features, strchr(buf, ':') + 2, sizeof(features));
} else if ((strstr(buf, "features : ") == buf)) { /* ia64 */
strlcpy(features, strchr(buf, ':') + 2, sizeof(features));
} else if ((strstr(buf, "Features\t: ") == buf)) { /* arm */
strlcpy(features, strchr(buf, ':') + 2, sizeof(features));
}
if (strlen(features)) {
features_found = true;
}
}
}
safe_strcpy(model_buf, host.p_model);
if (family>=0 || model>=0 || stepping>0) {
strcat(model_buf, " [");
if (family>=0) {
sprintf(buf, "Family %d ", family);
strcat(model_buf, buf);
}
if (model>=0) {
sprintf(buf, "Model %d ", model);
strcat(model_buf, buf);
}
if (stepping>=0) {
sprintf(buf, "Stepping %d", stepping);
strcat(model_buf, buf);
}
strcat(model_buf, "]");
}
if (strlen(features)) {
safe_strcpy(host.p_features, features);
}
safe_strcpy(host.p_model, model_buf);
fclose(f);
}
#endif // LINUX_LIKE_SYSTEM
#ifdef __FreeBSD__
#if defined(__i386__) || defined(__amd64__)
#include <sys/types.h>
#include <sys/cdefs.h>
#include <machine/cpufunc.h>
void use_cpuid(HOST_INFO& host) {
u_int p[4];
int hasMMX, hasSSE, hasSSE2, hasSSE3, has3DNow, has3DNowExt;
char capabilities[256];
hasMMX = hasSSE = hasSSE2 = hasSSE3 = has3DNow = has3DNowExt = 0;
do_cpuid(0x0, p);
if (p[0] >= 0x1) {
do_cpuid(0x1, p);
hasMMX = (p[3] & (1 << 23 )) >> 23; // 0x0800000
hasSSE = (p[3] & (1 << 25 )) >> 25; // 0x2000000
hasSSE2 = (p[3] & (1 << 26 )) >> 26; // 0x4000000
hasSSE3 = (p[2] & (1 << 0 )) >> 0;
}
do_cpuid(0x80000000, p);
if (p[0]>=0x80000001) {
do_cpuid(0x80000001, p);
hasMMX |= (p[3] & (1 << 23 )) >> 23; // 0x0800000
has3DNow = (p[3] & (1 << 31 )) >> 31; //0x80000000
has3DNowExt = (p[3] & (1 << 30 )) >> 30;
}
capabilities[0] = '\0';
if (hasSSE) strcat(capabilities, "sse ");
if (hasSSE2) strcat(capabilities, "sse2 ");
if (hasSSE3) strcat(capabilities, "pni ");
if (has3DNow) strcat(capabilities, "3dnow ");
if (has3DNowExt) strcat(capabilities, "3dnowext ");
if (hasMMX) strcat(capabilities, "mmx ");
strip_whitespace(capabilities);
char buf[1024];
snprintf(buf, sizeof(buf), "%s [] [%s]",
host.p_model, capabilities
);
strlcat(host.p_model, buf, sizeof(host.p_model));
}
#endif
#endif
#ifdef __APPLE__
static void get_cpu_info_mac(HOST_INFO& host) {
int p_model_size = sizeof(host.p_model);
size_t len;
#if defined(__i386__) || defined(__x86_64__)
char brand_string[256];
char features[sizeof(host.p_features)];
char *p;
char *sep=" ";
int family, stepping, model;
len = sizeof(host.p_vendor);
sysctlbyname("machdep.cpu.vendor", host.p_vendor, &len, NULL, 0);
len = sizeof(brand_string);
sysctlbyname("machdep.cpu.brand_string", brand_string, &len, NULL, 0);
len = sizeof(family);
sysctlbyname("machdep.cpu.family", &family, &len, NULL, 0);
len = sizeof(model);
sysctlbyname("machdep.cpu.model", &model, &len, NULL, 0);
len = sizeof(stepping);
sysctlbyname("machdep.cpu.stepping", &stepping, &len, NULL, 0);
len = sizeof(features);
sysctlbyname("machdep.cpu.features", features, &len, NULL, 0);
// Convert Mac CPU features string to match that returned by Linux
for(p=features; *p; p++) {
*p = tolower(*p);
}
host.p_features[0] = 0;
for (p = strtok(features, sep); p; p = strtok(NULL, sep)) {
if (p != features) safe_strcat(host.p_features, sep);
if (!strcmp(p, "avx1.0")) {
safe_strcat(host.p_features, "avx");
} else if (!strcmp(p, "sse3")) {
safe_strcat(host.p_features, "pni");
} else if (!strcmp(p, "sse4.1")) {
safe_strcat(host.p_features, "sse4_1");
} else if (!strcmp(p, "sse4.2")) {
safe_strcat(host.p_features, "sse4_2");
} else {
safe_strcat(host.p_features, p);
}
}
snprintf(
host.p_model, sizeof(host.p_model),
"%s [x86 Family %d Model %d Stepping %d]",
brand_string, family, model, stepping
);
#else // PowerPC
char model[256];
int response = 0;
int retval;
len = sizeof(response);
retval = sysctlbyname("hw.optional.altivec", &response, &len, NULL, 0);
if (response && (!retval)) {
safe_strcpy(host.p_features, "AltiVec");
}
len = sizeof(model);
sysctlbyname("hw.model", model, &len, NULL, 0);
safe_strcpy(host.p_vendor, "Power Macintosh");
snprintf(host.p_model, p_model_size, "%s [%s Model %s] [%s]", host.p_vendor, host.p_vendor, model, host.p_features);
#endif
host.p_model[p_model_size-1] = 0;
char *in = host.p_model + 1;
char *out = in;
// Strip out runs of multiple spaces
do {
if ((!isspace(*(in-1))) || (!isspace(*in))) {
*out++ = *in;
}
} while (*in++);
// This returns an Apple hardware model designation such as "MacPro3,1".
// One source for converting this to a common model name is:
// <http://www.everymac.com/systems/by_capability/mac-specs-by-machine-model-machine-id.html>
len = sizeof(host.product_name);
sysctlbyname("hw.model", host.product_name, &len, NULL, 0);
}
#endif
#ifdef __HAIKU__
static void get_cpu_info_haiku(HOST_INFO& host) {
/* This function has been adapted from Haiku's sysinfo.c
* which spits out a bunch of formatted CPU info to
* the terminal, it was easier to copy some of the logic
* here.
*/
system_info sys_info;
int32 cpu = 0; // always use first CPU for now
cpuid_info cpuInfo;
int32 maxStandardFunction;
int32 maxExtendedFunction = 0;
char brand_string[256];
if (get_system_info(&sys_info) != B_OK) {
msg_printf(NULL, MSG_INTERNAL_ERROR, "Error getting Haiku system information!\n");
return;
}
if (get_cpuid(&cpuInfo, 0, cpu) != B_OK) {
// this CPU doesn't support cpuid
return;
}
snprintf(host.p_vendor, sizeof(host.p_vendor), "%.12s",
cpuInfo.eax_0.vendor_id);
maxStandardFunction = cpuInfo.eax_0.max_eax;
if (maxStandardFunction >= 500)
maxStandardFunction = 0; /* old Pentium sample chips has
cpu signature here */
/* Extended cpuid */
get_cpuid(&cpuInfo, 0x80000000, cpu);
// extended cpuid is only supported if max_eax is greater
// than the service id
if (cpuInfo.eax_0.max_eax > 0x80000000)
maxExtendedFunction = cpuInfo.eax_0.max_eax & 0xff;
if (maxExtendedFunction >=4 ) {
char buffer[49];
char *name = buffer;
int32 i;
memset(buffer, 0, sizeof(buffer));
for (i = 0; i < 3; i++) {
cpuid_info nameInfo;
get_cpuid(&nameInfo, 0x80000002 + i, cpu);
memcpy(name, &nameInfo.regs.eax, 4);
memcpy(name + 4, &nameInfo.regs.ebx, 4);
memcpy(name + 8, &nameInfo.regs.ecx, 4);
memcpy(name + 12, &nameInfo.regs.edx, 4);
name += 16;
}
// cut off leading spaces (names are right aligned)
name = buffer;
while (name[0] == ' ')
name++;
// the BIOS may not have set the processor name
if (name[0]) {
strlcpy(brand_string, name, sizeof(brand_string));
} else {
// Intel CPUs don't seem to have the genuine vendor field
snprintf(brand_string, sizeof(brand_string), "%.12s",
cpuInfo.eax_0.vendor_id);
}
}
get_cpuid(&cpuInfo, 1, cpu);
int family, stepping, model;
family = cpuInfo.eax_1.family + (cpuInfo.eax_1.family == 0xf ?
cpuInfo.eax_1.extended_family : 0);
// model calculation is different for AMD and INTEL
if ((sys_info.cpu_type & B_CPU_x86_VENDOR_MASK) == B_CPU_AMD_x86) {
model = cpuInfo.eax_1.model + (cpuInfo.eax_1.model == 0xf ?
cpuInfo.eax_1.extended_model << 4 : 0);
} else if ((sys_info.cpu_type & B_CPU_x86_VENDOR_MASK) == B_CPU_INTEL_x86) {
model = cpuInfo.eax_1.model + ((cpuInfo.eax_1.family == 0xf ||
cpuInfo.eax_1.family == 0x6) ? cpuInfo.eax_1.extended_model << 4 : 0);
}
stepping = cpuInfo.eax_1.stepping;
snprintf(host.p_model, sizeof(host.p_model),
"%s [Family %u Model %u Stepping %u]", brand_string, family, model,
stepping);
static const char *kFeatures[32] = {
"fpu", "vme", "de", "pse",
"tsc", "msr", "pae", "mce",
"cx8", "apic", NULL, "sep",
"mtrr", "pge", "mca", "cmov",
"pat", "pse36", "psnum", "clflush",
NULL, "ds", "acpi", "mmx",
"fxsr", "sse", "sse2", "ss",
"htt", "tm", "ia64", "pbe",
};
int32 found = 0;
int32 i;
char buf[12];
for (i = 0; i < 32; i++) {
if ((cpuInfo.eax_1.features & (1UL << i)) && kFeatures[i] != NULL) {
snprintf(buf, sizeof(buf), "%s%s", found == 0 ? "" : " ",
kFeatures[i]);
strlcat(host.p_features, buf, sizeof(host.p_features));
found++;
}
}
if (maxStandardFunction >= 1) {
/* Extended features */
static const char *kFeatures2[32] = {
"pni", NULL, "dtes64", "monitor", "ds-cpl", "vmx", "smx" "est",
"tm2", "ssse3", "cnxt-id", NULL, NULL, "cx16", "xtpr", "pdcm",
NULL, NULL, "dca", "sse4_1", "sse4_2", "x2apic", "movbe", "popcnt",
NULL, NULL, "xsave", "osxsave", NULL, NULL, NULL, NULL
};
for (i = 0; i < 32; i++) {
if ((cpuInfo.eax_1.extended_features & (1UL << i)) &&
kFeatures2[i] != NULL) {
snprintf(buf, sizeof(buf), "%s%s", found == 0 ? "" : " ",
kFeatures2[i]);
strlcat(host.p_features, buf, sizeof(host.p_features));
found++;
}
}
}
//TODO: there are additional AMD features that probably need to be queried
}
#endif
// Note: this may also work on other UNIX-like systems in addition to Macintosh
#ifdef __APPLE__
#include <net/if.h>
#include <net/if_dl.h>
#include <net/route.h>
// detect the network usage totals for the host.
//
int get_network_usage_totals(
unsigned int& total_received, unsigned int& total_sent
) {
static size_t sysctlBufferSize = 0;
static uint8_t *sysctlBuffer = NULL;
int mib[] = { CTL_NET, PF_ROUTE, 0, 0, NET_RT_IFLIST, 0 };
struct if_msghdr *ifmsg;
size_t currentSize = 0;
total_received = 0;
total_sent = 0;
if (sysctl(mib, 6, NULL, ¤tSize, NULL, 0) != 0) return errno;
if (!sysctlBuffer || (currentSize > sysctlBufferSize)) {
if (sysctlBuffer) free(sysctlBuffer);
sysctlBufferSize = 0;
sysctlBuffer = (uint8_t*)malloc(currentSize);
if (!sysctlBuffer) return ERR_MALLOC;
sysctlBufferSize = currentSize;
}
// Read in new data
if (sysctl(mib, 6, sysctlBuffer, ¤tSize, NULL, 0) != 0) return errno;
// Walk through the reply
uint8_t *currentData = sysctlBuffer;
uint8_t *currentDataEnd = sysctlBuffer + currentSize;
while (currentData < currentDataEnd) {
// Expecting interface data
ifmsg = (struct if_msghdr *)currentData;
if (ifmsg->ifm_type != RTM_IFINFO) {
currentData += ifmsg->ifm_msglen;
continue;
}
// Must not be loopback
if (ifmsg->ifm_flags & IFF_LOOPBACK) {
currentData += ifmsg->ifm_msglen;
continue;
}
// Only look at link layer items
struct sockaddr_dl *sdl = (struct sockaddr_dl *)(ifmsg + 1);
if (sdl->sdl_family != AF_LINK) {
currentData += ifmsg->ifm_msglen;
continue;
}
#if 0 // Use this code if we want only Ethernet interface 0
if (!strcmp(sdl->sdl_data, "en0")) {
total_received = ifmsg->ifm_data.ifi_ibytes;
total_sent = ifmsg->ifm_data.ifi_obytes;
return 0;
}
#else // Use this code if we want total of all non-loopback interfaces
total_received += ifmsg->ifm_data.ifi_ibytes;
total_sent += ifmsg->ifm_data.ifi_obytes;
#endif
}
return 0;