diff options
Diffstat (limited to 'winsup/cygwin/fhandler_proc.cc')
| -rw-r--r-- | winsup/cygwin/fhandler_proc.cc | 1039 |
1 files changed, 0 insertions, 1039 deletions
diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc deleted file mode 100644 index e4fc918e9..000000000 --- a/winsup/cygwin/fhandler_proc.cc +++ /dev/null @@ -1,1039 +0,0 @@ -/* fhandler_proc.cc: fhandler for /proc virtual filesystem - - Copyright 2002, 2003, 2004, 2005 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#define _WIN32_WINNT 0x0501 - -#include "winsup.h" -#include <unistd.h> -#include <stdlib.h> -#include <sys/cygwin.h> -#include <ntdef.h> -#include "cygerrno.h" -#include "security.h" -#include "path.h" -#include "fhandler.h" -#include "pinfo.h" -#include "dtable.h" -#include "cygheap.h" -#include <assert.h> -#include <sys/utsname.h> -#include <sys/param.h> -#include "ntdll.h" -#include <winioctl.h> -#include "cpuid.h" - -#define _COMPILING_NEWLIB -#include <dirent.h> - -/* offsets in proc_listing */ -static const int PROC_LOADAVG = 2; // /proc/loadavg -static const int PROC_MEMINFO = 3; // /proc/meminfo -static const int PROC_REGISTRY = 4; // /proc/registry -static const int PROC_STAT = 5; // /proc/stat -static const int PROC_VERSION = 6; // /proc/version -static const int PROC_UPTIME = 7; // /proc/uptime -static const int PROC_CPUINFO = 8; // /proc/cpuinfo -static const int PROC_PARTITIONS = 9; // /proc/partitions -static const int PROC_SELF = 10; // /proc/self - -/* names of objects in /proc */ -static const char *proc_listing[] = { - ".", - "..", - "loadavg", - "meminfo", - "registry", - "stat", - "version", - "uptime", - "cpuinfo", - "partitions", - "self", - NULL -}; - -static const int PROC_LINK_COUNT = (sizeof (proc_listing) / sizeof (const char *)) - 1; - -/* FH_PROC in the table below means the file/directory is handles by - * fhandler_proc. - */ -static const DWORD proc_fhandlers[PROC_LINK_COUNT] = { - FH_PROC, - FH_PROC, - FH_PROC, - FH_PROC, - FH_REGISTRY, - FH_PROC, - FH_PROC, - FH_PROC, - FH_PROC, - FH_PROC, - FH_PROC, -}; - -/* name of the /proc filesystem */ -const char proc[] = "/proc"; -const int proc_len = sizeof (proc) - 1; - -static _off64_t format_proc_meminfo (char *destbuf, size_t maxsize); -static _off64_t format_proc_stat (char *destbuf, size_t maxsize); -static _off64_t format_proc_uptime (char *destbuf, size_t maxsize); -static _off64_t format_proc_cpuinfo (char *destbuf, size_t maxsize); -static _off64_t format_proc_partitions (char *destbuf, size_t maxsize); - -/* Auxillary function that returns the fhandler associated with the given path - this is where it would be nice to have pattern matching in C - polymorphism - just doesn't cut it. */ -DWORD -fhandler_proc::get_proc_fhandler (const char *path) -{ - debug_printf ("get_proc_fhandler(%s)", path); - path += proc_len; - /* Since this method is called from path_conv::check we can't rely on - it being normalised and therefore the path may have runs of slashes - in it. */ - while (isdirsep (*path)) - path++; - - /* Check if this is the root of the virtual filesystem (i.e. /proc). */ - if (*path == 0) - return FH_PROC; - - for (int i = 0; proc_listing[i]; i++) - { - if (path_prefix_p (proc_listing[i], path, strlen (proc_listing[i]))) - return proc_fhandlers[i]; - } - - if (pinfo (atoi (path))) - return FH_PROCESS; - - bool has_subdir = false; - while (*path) - if (isdirsep (*path++)) - { - has_subdir = true; - break; - } - - if (has_subdir) - /* The user is trying to access a non-existent subdirectory of /proc. */ - return FH_BAD; - else - /* Return FH_PROC so that we can return EROFS if the user is trying to create - a file. */ - return FH_PROC; -} - -/* Returns 0 if path doesn't exist, >0 if path is a directory, - -1 if path is a file, -2 if it's a symlink. */ -int -fhandler_proc::exists () -{ - const char *path = get_name (); - debug_printf ("exists (%s)", path); - path += proc_len; - if (*path == 0) - return 2; - for (int i = 0; proc_listing[i]; i++) - if (pathmatch (path + 1, proc_listing[i])) - { - fileid = i; - return (proc_fhandlers[i] == FH_PROC) ? (i == PROC_SELF ? -2 : -1) : 1; - } - return 0; -} - -fhandler_proc::fhandler_proc (): - fhandler_virtual () -{ -} - -int -fhandler_proc::fstat (struct __stat64 *buf) -{ - const char *path = get_name (); - debug_printf ("fstat (%s)", path); - - path += proc_len; - (void) fhandler_base::fstat (buf); - - buf->st_mode &= ~_IFMT & NO_W; - - if (!*path) - { - buf->st_nlink = PROC_LINK_COUNT; - buf->st_mode |= S_IFDIR | S_IXUSR | S_IXGRP | S_IXOTH; - return 0; - } - else - { - path++; - for (int i = 0; proc_listing[i]; i++) - if (pathmatch (path, proc_listing[i])) - { - if (proc_fhandlers[i] != FH_PROC) - buf->st_mode |= S_IFDIR | S_IXUSR | S_IXGRP | S_IXOTH; - else if (i == PROC_SELF) - buf->st_mode = S_IFLNK | S_IRWXU | S_IRWXG | S_IRWXO; - else - { - buf->st_mode &= NO_X; - buf->st_mode |= S_IFREG; - } - return 0; - } - } - set_errno (ENOENT); - return -1; -} - -struct dirent * -fhandler_proc::readdir (DIR * dir) -{ - if (dir->__d_position >= PROC_LINK_COUNT) - { - winpids pids; - int found = 0; - for (unsigned i = 0; i < pids.npids; i++) - if (found++ == dir->__d_position - PROC_LINK_COUNT) - { - __small_sprintf (dir->__d_dirent->d_name, "%d", pids[i]->pid); - dir->__d_position++; - return dir->__d_dirent; - } - return NULL; - } - - strcpy (dir->__d_dirent->d_name, proc_listing[dir->__d_position++]); - syscall_printf ("%p = readdir (%p) (%s)", &dir->__d_dirent, dir, - dir->__d_dirent->d_name); - return dir->__d_dirent; -} - -int -fhandler_proc::open (int flags, mode_t mode) -{ - int proc_file_no = -1; - - int res = fhandler_virtual::open (flags, mode); - if (!res) - goto out; - - nohandle (true); - - const char *path; - - path = get_name () + proc_len; - - if (!*path) - { - if ((flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL)) - { - set_errno (EEXIST); - res = 0; - goto out; - } - else if (flags & O_WRONLY) - { - set_errno (EISDIR); - res = 0; - goto out; - } - else - { - flags |= O_DIROPEN; - goto success; - } - } - - proc_file_no = -1; - for (int i = 0; proc_listing[i]; i++) - if (path_prefix_p (proc_listing[i], path + 1, strlen (proc_listing[i]))) - { - proc_file_no = i; - if (proc_fhandlers[i] != FH_PROC) - { - if ((flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL)) - { - set_errno (EEXIST); - res = 0; - goto out; - } - else if (flags & O_WRONLY) - { - set_errno (EISDIR); - res = 0; - goto out; - } - else - { - flags |= O_DIROPEN; - goto success; - } - } - } - - if (proc_file_no == -1) - { - if (flags & O_CREAT) - { - set_errno (EROFS); - res = 0; - goto out; - } - else - { - set_errno (ENOENT); - res = 0; - goto out; - } - } - if (flags & O_WRONLY) - { - set_errno (EROFS); - res = 0; - goto out; - } - - fileid = proc_file_no; - if (!fill_filebuf ()) - { - res = 0; - goto out; - } - - if (flags & O_APPEND) - position = filesize; - else - position = 0; - -success: - res = 1; - set_flags ((flags & ~O_TEXT) | O_BINARY); - set_open_status (); -out: - syscall_printf ("%d = fhandler_proc::open (%p, %d)", res, flags, mode); - return res; -} - -bool -fhandler_proc::fill_filebuf () -{ - switch (fileid) - { - case PROC_VERSION: - { - if (!filebuf) - { - struct utsname uts_name; - uname (&uts_name); - bufalloc = strlen (uts_name.sysname) + 1 + strlen (uts_name.release) + - 1 + strlen (uts_name.version) + 2; - filebuf = (char *) realloc (filebuf, bufalloc); - filesize = __small_sprintf (filebuf, "%s %s %s\n", uts_name.sysname, - uts_name.release, uts_name.version); - } - break; - } - case PROC_UPTIME: - { - filebuf = (char *) realloc (filebuf, bufalloc = 80); - filesize = format_proc_uptime (filebuf, bufalloc); - break; - } - case PROC_STAT: - { - filebuf = (char *) realloc (filebuf, bufalloc = 16384); - filesize = format_proc_stat (filebuf, bufalloc); - break; - } - case PROC_LOADAVG: - { - /* - * not really supported - Windows doesn't keep track of these values - * Windows 95/98/me does have the KERNEL/CPUUsage performance counter - * which is similar. - */ - filebuf = (char *) realloc (filebuf, bufalloc = 16); - filesize = __small_sprintf (filebuf, "%u.%02u %u.%02u %u.%02u\n", - 0, 0, 0, 0, 0, 0); - break; - } - case PROC_MEMINFO: - { - filebuf = (char *) realloc (filebuf, bufalloc = 2048); - filesize = format_proc_meminfo (filebuf, bufalloc); - break; - } - case PROC_CPUINFO: - { - filebuf = (char *) realloc (filebuf, bufalloc = 16384); - filesize = format_proc_cpuinfo (filebuf, bufalloc); - break; - } - case PROC_PARTITIONS: - { - filebuf = (char *) realloc (filebuf, bufalloc = 4096); - filesize = format_proc_partitions (filebuf, bufalloc); - break; - } - case PROC_SELF: - { - filebuf = (char *) realloc (filebuf, bufalloc = 32); - filesize = __small_sprintf (filebuf, "%d", getpid ()); - } - } - return true; -} - -static _off64_t -format_proc_meminfo (char *destbuf, size_t maxsize) -{ - unsigned long mem_total = 0UL, mem_free = 0UL, swap_total = 0UL, - swap_free = 0UL; - MEMORYSTATUS memory_status; - GlobalMemoryStatus (&memory_status); - mem_total = memory_status.dwTotalPhys; - mem_free = memory_status.dwAvailPhys; - PSYSTEM_PAGEFILE_INFORMATION spi = NULL; - ULONG size = 512; - NTSTATUS ret = STATUS_SUCCESS; - spi = (PSYSTEM_PAGEFILE_INFORMATION) malloc (size); - if (spi) - { - ret = NtQuerySystemInformation (SystemPagefileInformation, (PVOID) spi, - size, &size); - if (ret == STATUS_INFO_LENGTH_MISMATCH) - { - free (spi); - spi = (PSYSTEM_PAGEFILE_INFORMATION) malloc (size); - if (spi) - ret = NtQuerySystemInformation (SystemPagefileInformation, - (PVOID) spi, size, &size); - } - } - if (!spi || ret || (!ret && GetLastError () == ERROR_PROC_NOT_FOUND)) - { - swap_total = memory_status.dwTotalPageFile - mem_total; - swap_free = memory_status.dwAvailPageFile - mem_total; - } - else - { - PSYSTEM_PAGEFILE_INFORMATION spp = spi; - do - { - swap_total += spp->CurrentSize * getpagesize (); - swap_free += (spp->CurrentSize - spp->TotalUsed) * getpagesize (); - } - while (spp->NextEntryOffset - && (spp = (PSYSTEM_PAGEFILE_INFORMATION) - ((char *) spp + spp->NextEntryOffset))); - } - if (spi) - free (spi); - return __small_sprintf (destbuf, " total: used: free:\n" - "Mem: %10lu %10lu %10lu\n" - "Swap: %10lu %10lu %10lu\n" - "MemTotal: %10lu kB\n" - "MemFree: %10lu kB\n" - "MemShared: 0 kB\n" - "HighTotal: 0 kB\n" - "HighFree: 0 kB\n" - "LowTotal: %10lu kB\n" - "LowFree: %10lu kB\n" - "SwapTotal: %10lu kB\n" - "SwapFree: %10lu kB\n", - mem_total, mem_total - mem_free, mem_free, - swap_total, swap_total - swap_free, swap_free, - mem_total >> 10, mem_free >> 10, - mem_total >> 10, mem_free >> 10, - swap_total >> 10, swap_free >> 10); -} - -static _off64_t -format_proc_uptime (char *destbuf, size_t maxsize) -{ - unsigned long long uptime = 0ULL, idle_time = 0ULL; - SYSTEM_PROCESSOR_TIMES spt; - - if (!GetSystemTimes ((FILETIME *) &spt.IdleTime, (FILETIME *) &spt.KernelTime, - (FILETIME *) &spt.UserTime) - && GetLastError () == ERROR_PROC_NOT_FOUND) - { - NTSTATUS ret = NtQuerySystemInformation (SystemProcessorTimes, (PVOID) &spt, - sizeof spt, NULL); - if (!ret && GetLastError () == ERROR_PROC_NOT_FOUND) - { - uptime = GetTickCount () / 10; - goto out; - } - else if (ret != STATUS_SUCCESS) - { - __seterrno_from_win_error (RtlNtStatusToDosError (ret)); - debug_printf("NtQuerySystemInformation: ret %d, Dos(ret) %d", - ret, RtlNtStatusToDosError (ret)); - return 0; - } - } - idle_time = spt.IdleTime.QuadPart / 100000ULL; - uptime = (spt.KernelTime.QuadPart + - spt.UserTime.QuadPart) / 100000ULL; -out: - - return __small_sprintf (destbuf, "%U.%02u %U.%02u\n", - uptime / 100, long (uptime % 100), - idle_time / 100, long (idle_time % 100)); -} - -static _off64_t -format_proc_stat (char *destbuf, size_t maxsize) -{ - unsigned long pages_in = 0UL, pages_out = 0UL, interrupt_count = 0UL, - context_switches = 0UL, swap_in = 0UL, swap_out = 0UL; - time_t boot_time = 0; - - char *eobuf = destbuf; - if (!wincap.is_winnt ()) - eobuf += __small_sprintf (destbuf, "cpu %U %U %U %U\n", 0ULL, 0ULL, 0ULL, 0ULL); - else - { - NTSTATUS ret; - SYSTEM_PERFORMANCE_INFORMATION spi; - SYSTEM_TIME_OF_DAY_INFORMATION stodi; - - SYSTEM_BASIC_INFORMATION sbi; - if ((ret = NtQuerySystemInformation (SystemBasicInformation, - (PVOID) &sbi, sizeof sbi, NULL)) - != STATUS_SUCCESS) - { - __seterrno_from_win_error (RtlNtStatusToDosError (ret)); - debug_printf ("NtQuerySystemInformation: ret %d, Dos(ret) %d", - ret, RtlNtStatusToDosError (ret)); - sbi.NumberProcessors = 1; - } - - SYSTEM_PROCESSOR_TIMES spt[sbi.NumberProcessors]; - ret = NtQuerySystemInformation (SystemProcessorTimes, (PVOID) spt, - sizeof spt[0] * sbi.NumberProcessors, NULL); - interrupt_count = 0; - if (ret == STATUS_SUCCESS) - { - unsigned long long user_time = 0ULL, kernel_time = 0ULL, idle_time = 0ULL; - for (int i = 0; i < sbi.NumberProcessors; i++) - { - kernel_time += (spt[i].KernelTime.QuadPart - spt[i].IdleTime.QuadPart) * HZ / 10000000ULL; - user_time += spt[i].UserTime.QuadPart * HZ / 10000000ULL; - idle_time += spt[i].IdleTime.QuadPart * HZ / 10000000ULL; - } - - eobuf += __small_sprintf (eobuf, "cpu %U %U %U %U\n", - user_time, 0ULL, kernel_time, idle_time); - user_time = 0ULL, kernel_time = 0ULL, idle_time = 0ULL; - for (int i = 0; i < sbi.NumberProcessors; i++) - { - interrupt_count += spt[i].InterruptCount; - kernel_time = (spt[i].KernelTime.QuadPart - spt[i].IdleTime.QuadPart) * HZ / 10000000ULL; - user_time = spt[i].UserTime.QuadPart * HZ / 10000000ULL; - idle_time = spt[i].IdleTime.QuadPart * HZ / 10000000ULL; - eobuf += __small_sprintf (eobuf, "cpu%d %U %U %U %U\n", i, - user_time, 0ULL, kernel_time, idle_time); - } - - ret = NtQuerySystemInformation (SystemPerformanceInformation, - (PVOID) &spi, sizeof spi, NULL); - } - if (ret == STATUS_SUCCESS) - ret = NtQuerySystemInformation (SystemTimeOfDayInformation, - (PVOID) &stodi, - sizeof stodi, NULL); - if (ret != STATUS_SUCCESS) - { - __seterrno_from_win_error (RtlNtStatusToDosError (ret)); - debug_printf("NtQuerySystemInformation: ret %d, Dos(ret) %d", - ret, RtlNtStatusToDosError (ret)); - return 0; - } - pages_in = spi.PagesRead; - pages_out = spi.PagefilePagesWritten + spi.MappedFilePagesWritten; - /* - * Note: there is no distinction made in this structure between pages - * read from the page file and pages read from mapped files, but there - * is such a distinction made when it comes to writing. Goodness knows - * why. The value of swap_in, then, will obviously be wrong but its our - * best guess. - */ - swap_in = spi.PagesRead; - swap_out = spi.PagefilePagesWritten; - context_switches = spi.ContextSwitches; - boot_time = to_time_t ((FILETIME *) &stodi.BootTime.QuadPart); - } - /* - * else - * { - * There are only two relevant performance counters on Windows 95/98/me, - * VMM/cPageIns and VMM/cPageOuts. The extra effort needed to read these - * counters is by no means worth it. - * } - */ - eobuf += __small_sprintf (eobuf, "page %u %u\n" - "swap %u %u\n" - "intr %u\n" - "ctxt %u\n" - "btime %u\n", - pages_in, pages_out, - swap_in, swap_out, - interrupt_count, - context_switches, - boot_time); - return eobuf - destbuf; -} - -#define read_value(x,y) \ - do {\ - dwCount = BUFSIZE; \ - if ((dwError = RegQueryValueEx (hKey, x, NULL, &dwType, (BYTE *) szBuffer, &dwCount)), \ - (dwError != ERROR_SUCCESS && dwError != ERROR_MORE_DATA)) \ - { \ - __seterrno_from_win_error (dwError); \ - debug_printf ("RegQueryValueEx failed retcode %d", dwError); \ - return 0; \ - } \ - if (dwType != y) \ - { \ - debug_printf ("Value %s had an unexpected type (expected %d, found %d)", y, dwType); \ - return 0; \ - }\ - } while (0) - -#define print(x) \ - do { \ - strcpy (bufptr, x), \ - bufptr += sizeof (x) - 1; \ - } while (0) - -static _off64_t -format_proc_cpuinfo (char *destbuf, size_t maxsize) -{ - SYSTEM_INFO siSystemInfo; - HKEY hKey; - DWORD dwError, dwCount, dwType; - DWORD dwOldThreadAffinityMask; - int cpu_number; - const int BUFSIZE = 256; - CHAR szBuffer[BUFSIZE]; - char *bufptr = destbuf; - - GetSystemInfo (&siSystemInfo); - - for (cpu_number = 0;;cpu_number++) - { - __small_sprintf (szBuffer, "HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\%d", cpu_number); - - if ((dwError = RegOpenKeyEx (HKEY_LOCAL_MACHINE, szBuffer, 0, KEY_QUERY_VALUE, &hKey)) != ERROR_SUCCESS) - { - if (dwError == ERROR_FILE_NOT_FOUND) - break; - __seterrno_from_win_error (dwError); - debug_printf ("RegOpenKeyEx failed retcode %d", dwError); - return 0; - } - - dwOldThreadAffinityMask = SetThreadAffinityMask (GetCurrentThread (), 1 << cpu_number); - if (dwOldThreadAffinityMask == 0) - debug_printf ("SetThreadAffinityMask failed %E"); - // I'm not sure whether the thread changes processor immediately - // and I'm not sure whether this function will cause the thread to be rescheduled - low_priority_sleep (0); - - bool has_cpuid = false; - - if (!can_set_flag (0x00040000)) - debug_printf ("386 processor - no cpuid"); - else - { - debug_printf ("486 processor"); - if (can_set_flag (0x00200000)) - { - debug_printf ("processor supports CPUID instruction"); - has_cpuid = true; - } - else - debug_printf ("processor does not support CPUID instruction"); - } - - - if (!has_cpuid) - { - bufptr += __small_sprintf (bufptr, "processor : %d\n", cpu_number); - read_value ("VendorIdentifier", REG_SZ); - bufptr += __small_sprintf (bufptr, "vendor_id : %s\n", szBuffer); - read_value ("Identifier", REG_SZ); - bufptr += __small_sprintf (bufptr, "identifier : %s\n", szBuffer); - if (wincap.is_winnt ()) - { - read_value ("~Mhz", REG_DWORD); - bufptr += __small_sprintf (bufptr, "cpu MHz : %u\n", *(DWORD *) szBuffer); - - print ("flags :"); - if (IsProcessorFeaturePresent (PF_3DNOW_INSTRUCTIONS_AVAILABLE)) - print (" 3dnow"); - if (IsProcessorFeaturePresent (PF_COMPARE_EXCHANGE_DOUBLE)) - print (" cx8"); - if (!IsProcessorFeaturePresent (PF_FLOATING_POINT_EMULATED)) - print (" fpu"); - if (IsProcessorFeaturePresent (PF_MMX_INSTRUCTIONS_AVAILABLE)) - print (" mmx"); - if (IsProcessorFeaturePresent (PF_PAE_ENABLED)) - print (" pae"); - if (IsProcessorFeaturePresent (PF_RDTSC_INSTRUCTION_AVAILABLE)) - print (" tsc"); - if (IsProcessorFeaturePresent (PF_XMMI_INSTRUCTIONS_AVAILABLE)) - print (" sse"); - if (IsProcessorFeaturePresent (PF_XMMI64_INSTRUCTIONS_AVAILABLE)) - print (" sse2"); - } - } - else - { - bufptr += __small_sprintf (bufptr, "processor : %d\n", cpu_number); - unsigned maxf, vendor_id[4], unused; - cpuid (&maxf, &vendor_id[0], &vendor_id[2], &vendor_id[1], 0); - maxf &= 0xffff; - vendor_id[3] = 0; - - // vendor identification - bool is_amd = false, is_intel = false; - if (!strcmp ((char*)vendor_id, "AuthenticAMD")) - is_amd = true; - else if (!strcmp ((char*)vendor_id, "GenuineIntel")) - is_intel = true; - - bufptr += __small_sprintf (bufptr, "vendor_id : %s\n", (char *)vendor_id); - unsigned cpu_mhz = 0; - if (wincap.is_winnt ()) - { - read_value ("~Mhz", REG_DWORD); - cpu_mhz = *(DWORD *)szBuffer; - } - if (maxf >= 1) - { - unsigned features2, features1, extra_info, cpuid_sig; - cpuid (&cpuid_sig, &extra_info, &features2, &features1, 1); - /* unsigned extended_family = (cpuid_sig & 0x0ff00000) >> 20, - extended_model = (cpuid_sig & 0x000f0000) >> 16; */ - unsigned type = (cpuid_sig & 0x00003000) >> 12, - family = (cpuid_sig & 0x00000f00) >> 8, - model = (cpuid_sig & 0x000000f0) >> 4, - stepping = cpuid_sig & 0x0000000f; - unsigned brand_id = extra_info & 0x0000000f, - cpu_count = (extra_info & 0x00ff0000) >> 16, - apic_id = (extra_info & 0xff000000) >> 24; - const char *type_str; - switch (type) - { - case 0: - type_str = "primary processor"; - break; - case 1: - type_str = "overdrive processor"; - break; - case 2: - type_str = "secondary processor"; - break; - case 3: - default: - type_str = "reserved"; - break; - } - unsigned maxe = 0; - cpuid (&maxe, &unused, &unused, &unused, 0x80000000); - if (maxe >= 0x80000004) - { - unsigned *model_name = (unsigned *) szBuffer; - cpuid (&model_name[0], &model_name[1], &model_name[2], &model_name[3], 0x80000002); - cpuid (&model_name[4], &model_name[5], &model_name[6], &model_name[7], 0x80000003); - cpuid (&model_name[8], &model_name[9], &model_name[10], &model_name[11], 0x80000004); - model_name[12] = 0; - } - else - { - // could implement a lookup table here if someone needs it - strcpy (szBuffer, "unknown"); - } - if (wincap.is_winnt ()) - { - bufptr += __small_sprintf (bufptr, "type : %s\n" - "cpu family : %d\n" - "model : %d\n" - "model name : %s\n" - "stepping : %d\n" - "brand id : %d\n" - "cpu count : %d\n" - "apic id : %d\n" - "cpu MHz : %d\n" - "fpu : %s\n", - type_str, - family, - model, - szBuffer, - stepping, - brand_id, - cpu_count, - apic_id, - cpu_mhz, - (features1 & (1 << 0)) ? "yes" : "no"); - } - else - { - bufptr += __small_sprintf (bufptr, "type : %s\n" - "cpu family : %d\n" - "model : %d\n" - "model name : %s\n" - "stepping : %d\n" - "brand id : %d\n" - "cpu count : %d\n" - "apic id : %d\n" - "fpu : %s\n", - type_str, - family, - model, - szBuffer, - stepping, - brand_id, - cpu_count, - apic_id, - (features1 & (1 << 0)) ? "yes" : "no"); - } - print ("flags :"); - if (features1 & (1 << 0)) - print (" fpu"); - if (features1 & (1 << 1)) - print (" vme"); - if (features1 & (1 << 2)) - print (" de"); - if (features1 & (1 << 3)) - print (" pse"); - if (features1 & (1 << 4)) - print (" tsc"); - if (features1 & (1 << 5)) - print (" msr"); - if (features1 & (1 << 6)) - print (" pae"); - if (features1 & (1 << 7)) - print (" mce"); - if (features1 & (1 << 8)) - print (" cx8"); - if (features1 & (1 << 9)) - print (" apic"); - if (features1 & (1 << 11)) - print (" sep"); - if (features1 & (1 << 12)) - print (" mtrr"); - if (features1 & (1 << 13)) - print (" pge"); - if (features1 & (1 << 14)) - print (" mca"); - if (features1 & (1 << 15)) - print (" cmov"); - if (features1 & (1 << 16)) - print (" pat"); - if (features1 & (1 << 17)) - print (" pse36"); - if (features1 & (1 << 18)) - print (" psn"); - if (features1 & (1 << 19)) - print (" clfl"); - if (is_intel && features1 & (1 << 21)) - print (" dtes"); - if (is_intel && features1 & (1 << 22)) - print (" acpi"); - if (features1 & (1 << 23)) - print (" mmx"); - if (features1 & (1 << 24)) - print (" fxsr"); - if (features1 & (1 << 25)) - print (" sse"); - if (is_intel) - { - if (features1 & (1 << 26)) - print (" sse2"); - if (features1 & (1 << 27)) - print (" ss"); - if (features1 & (1 << 28)) - print (" htt"); - if (features1 & (1 << 29)) - print (" tmi"); - if (features1 & (1 << 30)) - print (" ia-64"); - if (features1 & (1 << 31)) - print (" pbe"); - - if (features2 & (1 << 0)) - print (" pni"); - if (features2 & (1 << 3)) - print (" monitor"); - if (features2 & (1 << 4)) - print (" ds_cpl"); - if (features2 & (1 << 7)) - print (" tm2"); - if (features2 & (1 << 8)) - print (" est"); - if (features2 & (1 << 10)) - print (" cid"); - } - - if (is_amd && maxe >= 0x80000001) - { - // uses AMD extended calls to check - // for 3dnow and 3dnow extended support - // (source: AMD Athlon Processor Recognition Application Note) - - if (maxe >= 0x80000001) // has basic capabilities - { - cpuid (&unused, &unused, &unused, &features2, 0x80000001); - - if (features2 & (1 << 11)) - print (" syscall"); - if (features2 & (1 << 19)) - print (" mp"); - if (features2 & (1 << 22)) - print (" mmxext"); - if (features2 & (1 << 29)) - print (" lm"); - if (features2 & (1 << 30)) // 31th bit is on - print (" 3dnowext"); - if (features2 & (1 << 31)) // 32th bit (highest) is on - print (" 3dnow"); - } - } - } - else if (wincap.is_winnt ()) - { - bufptr += __small_sprintf (bufptr, "cpu MHz : %d\n" - "fpu : %s\n", - cpu_mhz, - IsProcessorFeaturePresent (PF_FLOATING_POINT_EMULATED) ? "no" : "yes"); - } - } - if (dwOldThreadAffinityMask != 0) - SetThreadAffinityMask (GetCurrentThread (), dwOldThreadAffinityMask); - - RegCloseKey (hKey); - bufptr += __small_sprintf (bufptr, "\n"); - } - - return bufptr - destbuf; -} - -#undef read_value - -static _off64_t -format_proc_partitions (char *destbuf, size_t maxsize) -{ - char *bufptr = destbuf; - print ("major minor #blocks name\n\n"); - - if (wincap.is_winnt ()) - { - for (int drive_number=0;;drive_number++) - { - CHAR szDriveName[CYG_MAX_PATH]; - __small_sprintf (szDriveName, "\\\\.\\PHYSICALDRIVE%d", drive_number); - HANDLE hDevice; - hDevice = CreateFile (szDriveName, - GENERIC_READ, - FILE_SHARE_READ | FILE_SHARE_WRITE, - NULL, - OPEN_EXISTING, - 0, - NULL); - if (hDevice == INVALID_HANDLE_VALUE) - { - if (GetLastError () == ERROR_PATH_NOT_FOUND) - break; - __seterrno (); - debug_printf ("CreateFile %d %E", GetLastError ()); - break; - } - else - { - DWORD dwBytesReturned, dwRetCode; - DISK_GEOMETRY dg; - dwRetCode = DeviceIoControl (hDevice, - IOCTL_DISK_GET_DRIVE_GEOMETRY, - NULL, - 0, - &dg, - sizeof (dg), - &dwBytesReturned, - NULL); - if (!dwRetCode) - debug_printf ("DeviceIoControl %E"); - else - { - device dev; - dev.parsedisk (drive_number, 0); - bufptr += __small_sprintf (bufptr, "%5d %5d %9U %s\n", - dev.major, - dev.minor, - (long long)((dg.Cylinders.QuadPart * dg.TracksPerCylinder * - dg.SectorsPerTrack * dg.BytesPerSector) >> 10), - dev.name + 5); - } - size_t buf_size = 8192; - DWORD rc; - while (1) - { - char buf[buf_size]; - memset (buf, 0, buf_size); - rc = DeviceIoControl (hDevice, IOCTL_DISK_GET_DRIVE_LAYOUT, - NULL, 0, (DRIVE_LAYOUT_INFORMATION *) buf, - buf_size, &dwBytesReturned, NULL); - if (rc) - /* fall through */; - else if (GetLastError () == ERROR_INSUFFICIENT_BUFFER) - { - buf_size *= 2; - continue; - } - else - { - debug_printf ("DeviceIoControl %E"); - break; - } - DRIVE_LAYOUT_INFORMATION *dli = (DRIVE_LAYOUT_INFORMATION *) buf; - for (unsigned partition = 0; partition < dli->PartitionCount; partition++) - { - if (!dli->PartitionEntry[partition].PartitionLength.QuadPart) - continue; - device dev; - dev.parsedisk (drive_number, partition + 1); - bufptr += __small_sprintf (bufptr, "%5d %5d %9U %s\n", - dev.major, dev.minor, - (long long)(dli->PartitionEntry[partition].PartitionLength.QuadPart >> 10), - dev.name + 5); - } - break; - } - CloseHandle (hDevice); - } - } - } - else - { - // not worth the effort - // you need a 16 bit thunk DLL to access the partition table on Win9x - // and then you have to decode it yourself - } - return bufptr - destbuf; -} - -#undef print |