newlib/winsup/cygwin/fhandler_procnet.cc

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/* fhandler_procnet.cc: fhandler for /proc/net virtual filesystem
Copyright 2007, 2008, 2009 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 __INSIDE_CYGWIN_NET__
#include "winsup.h"
#include "cygerrno.h"
#include "security.h"
#include "path.h"
#include "fhandler.h"
#include "fhandler_virtual.h"
#include "dtable.h"
#include "cygheap.h"
#include <netdb.h>
#define USE_SYS_TYPES_FD_SET
#include <winsock2.h>
#include <iphlpapi.h>
#include <asm/byteorder.h>
#include <cygwin/in6.h>
#define _COMPILING_NEWLIB
#include <dirent.h>
#include <stdio.h>
#include <stdlib.h>
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
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extern "C" int ip_addr_prefix (PIP_ADAPTER_UNICAST_ADDRESS pua,
PIP_ADAPTER_PREFIX pap);
bool get_adapters_addresses (PIP_ADAPTER_ADDRESSES *pa0, ULONG family);
static _off64_t format_procnet_ifinet6 (void *, char *&);
static const virt_tab_t procnet_tab[] =
{
{ ".", FH_PROCNET, virt_directory, NULL },
{ "..", FH_PROCNET, virt_directory, NULL },
{ "if_inet6", FH_PROCNET, virt_file, format_procnet_ifinet6 },
{ NULL, 0, virt_none, NULL }
};
static const int PROCNET_LINK_COUNT =
(sizeof (procnet_tab) / sizeof (virt_tab_t)) - 1;
/* Returns 0 if path doesn't exist, >0 if path is a directory,
* -1 if path is a file, -2 if path is a symlink, -3 if path is a pipe,
* -4 if path is a socket.
*/
int
fhandler_procnet::exists ()
{
const char *path = get_name ();
debug_printf ("exists (%s)", path);
path += proc_len + 1;
while (*path != 0 && !isdirsep (*path))
path++;
if (*path == 0)
return 1;
for (int i = 0; procnet_tab[i].name; i++)
if (!strcmp (path + 1, procnet_tab[i].name))
{
if (procnet_tab[i].type == virt_file)
{
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
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if (!wincap.has_gaa_prefixes ()
|| !get_adapters_addresses (NULL, AF_INET6))
return virt_none;
}
fileid = i;
return procnet_tab[i].type;
}
return virt_none;
}
fhandler_procnet::fhandler_procnet ():
fhandler_proc ()
{
}
int
fhandler_procnet::fstat (struct __stat64 *buf)
{
fhandler_base::fstat (buf);
buf->st_mode &= ~_IFMT & NO_W;
int file_type = exists ();
switch (file_type)
{
case virt_none:
set_errno (ENOENT);
return -1;
case virt_directory:
case virt_rootdir:
buf->st_mode |= S_IFDIR | S_IXUSR | S_IXGRP | S_IXOTH;
buf->st_nlink = 2;
return 0;
case virt_file:
default:
buf->st_mode |= S_IFREG | S_IRUSR | S_IRGRP | S_IROTH;
return 0;
}
}
int
fhandler_procnet::readdir (DIR *dir, dirent *de)
{
int res = ENMFILE;
if (dir->__d_position >= PROCNET_LINK_COUNT)
goto out;
if (procnet_tab[dir->__d_position].type == virt_file)
{
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
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if (!wincap.has_gaa_prefixes ()
|| !get_adapters_addresses (NULL, AF_INET6))
goto out;
}
strcpy (de->d_name, procnet_tab[dir->__d_position++].name);
dir->__flags |= dirent_saw_dot | dirent_saw_dot_dot;
res = 0;
out:
syscall_printf ("%d = readdir (%p, %p) (%s)", res, dir, de, de->d_name);
return res;
}
int
fhandler_procnet::open (int flags, mode_t mode)
{
int process_file_no = -1;
int res = fhandler_virtual::open (flags, mode);
if (!res)
goto out;
nohandle (true);
const char *path;
path = get_name () + proc_len + 1;
while (*path != 0 && !isdirsep (*path))
path++;
if (*path == 0)
{
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;
}
}
process_file_no = -1;
for (int i = 0; procnet_tab[i].name; i++)
{
if (path_prefix_p (procnet_tab[i].name, path + 1,
strlen (procnet_tab[i].name), false))
process_file_no = i;
}
if (process_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 = process_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_procnet::fill_filebuf ()
{
if (procnet_tab[fileid].format_func)
{
filesize = procnet_tab[fileid].format_func (NULL, filebuf);
return true;
}
return false;
}
/* Return the same scope values as Linux. */
static unsigned int
get_scope (struct in6_addr *addr)
{
if (IN6_IS_ADDR_LOOPBACK (addr))
return 0x10;
if (IN6_IS_ADDR_LINKLOCAL (addr))
return 0x20;
if (IN6_IS_ADDR_SITELOCAL (addr))
return 0x40;
if (IN6_IS_ADDR_V4COMPAT (addr))
return 0x80;
return 0x0;
}
/* Convert DAD state into Linux compatible values. */
static unsigned int dad_to_flags[] =
{
0x02, /* Invalid -> NODAD */
0x40, /* Tentative -> TENTATIVE */
0xc0, /* Duplicate -> PERMANENT | TENTATIVE */
0x20, /* Deprecated -> DEPRECATED */
0x80 /* Preferred -> PERMANENT */
};
static _off64_t
format_procnet_ifinet6 (void *, char *&filebuf)
{
PIP_ADAPTER_ADDRESSES pa0 = NULL, pap;
PIP_ADAPTER_UNICAST_ADDRESS pua;
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
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ULONG alloclen;
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
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if (!wincap.has_gaa_prefixes ())
return 0;
_off64_t filesize = 0;
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
2007-01-21 23:54:05 +01:00
if (!get_adapters_addresses (&pa0, AF_INET6))
goto out;
alloclen = 0;
for (pap = pa0; pap; pap = pap->Next)
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
2007-01-21 23:54:05 +01:00
for (pua = pap->FirstUnicastAddress; pua; pua = pua->Next)
alloclen += 100;
if (!alloclen)
goto out;
filebuf = (char *) crealloc (filebuf, alloclen);
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
2007-01-21 23:54:05 +01:00
if (!filebuf)
goto out;
for (pap = pa0; pap; pap = pap->Next)
for (pua = pap->FirstUnicastAddress; pua; pua = pua->Next)
{
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)
pua->Address.lpSockaddr;
for (int i = 0; i < 8; ++i)
/* __small_sprintf generates upper-case hex. */
filesize += sprintf (filebuf + filesize, "%04x",
ntohs (sin6->sin6_addr.s6_addr16[i]));
filebuf[filesize++] = ' ';
filesize += sprintf (filebuf + filesize,
"%02lx %02x %02x %02x %s\n",
pap->Ipv6IfIndex,
ip_addr_prefix (pua, pap->FirstPrefix),
get_scope (&((struct sockaddr_in6 *)
pua->Address.lpSockaddr)->sin6_addr),
dad_to_flags [pua->DadState],
pap->AdapterName);
}
* autoload.cc (WSAIoctl): Define. (SendARP): Define. * cygwin.din: Export if_freenameindex, if_indextoname, if_nameindex and if_nametoindex. * fhandler_procnet.cc: Drop including wchar.h. Drop definitions of GAA_FLAG_INCLUDE_ALL_INTERFACES, IP_ADAPTER_UNICAST_ADDRESS_VISTA. (fhandler_procnet::exists): Check for has_gaa_prefixes. Call get_adapters_addresses here. (fhandler_procnet::readdir): Ditto. (prefix): Move to net.cc. (fhandler_procnet::fill_filebuf): Call get_adapters_addresses here. Simplify allocation. Use AdapterName rather than FriendlyName as interface name. Use IfIndex if available, Ipv6IfIndex otherwise. (in6_are_prefix_equal): Move to net.cc. * fhandler_socket.cc: Define old SIOCGxxx values. (CONV_OLD_TO_NEW_SIO): Convert old SIOCGxxx value to new one. (struct __old_ifreq): Define old struct ifreq. (fhandler_socket::ioctl): Handle old SIOCGxxx values. Handle new SIOCGIFFRNDLYNAM command. Simplify copying ifreq data to user space. Call get_ifconf with additional SOCKET parameter. * net.cc (IP_ADAPTER_UNICAST_ADDRESS_LH): Define. (IP_ADAPTER_ADDRESSES_LH): Define. (SIO_GET_INTERFACE_LIST): Define. (sockaddr_in6_old): Define. (sockaddr_gen): Define. (INTERFACE_INFO): Define. (IN_LOOPBACK): Define. (in_are_prefix_equal): New static function. (ip_addr_prefix): New function, replaces prefix function, add AF_INET handling. (GAA_FLAG_INCLUDE_ALL_INTERFACES): Define. (get_adapters_addresses): New function. (WS_IFF_xxx): Define Winsock interface flag values. (convert_ifr_flags): New function to convert Winsock interface flag values to Cygwin interface flag values. (get_xp_ifconf): New get_ifconf implementation for XP SP1 and above. (get_2k_ifconf): Fix interface index. Fix formatting. (get_nt_ifconf): Fix formatting. (get_95_ifconf): Ditto. (get_ifconf): Take additional SOCKET parameter. Call get_xp_ifconf on XP SP1 and above. (if_nametoindex): New function. (if_indextoname): New function. (if_nameindex): New function. (if_freenameindex): New function. (in6_are_prefix_equal): Moved here from fhandler_procnet.cc. * wincap.cc (wincap_xp): Define has_gaa_prefixes as true by default. (wincapc::init): Assume has_osversioninfoex by default. Call GetVersionEx with OSVERSIONINFOEX first. Call with OSVERSIONINFO only if that fails. Simplify NT4 case and try to avoid strcmp. Check XP Service Pack using version.wServicePackMajor to avoid strcmp. * include/asm/socket.h (SIOCGIFFRNDLYNAM): Define. * include/cygwin/if.h: Fix formatting. (IFF_POINTTOPOINT): Define. (IFF_NOARP): Define. (IFF_LOWER_UP): Define. (IFF_DORMANT): Define. (struct if_nameindex): Define. (IFRF_FRIENDLYNAMESIZ): Define. (struct ifreq_frndlyname): Define. (IFNAMSIZ): Redefine as 44. (IF_NAMESIZE): Define. (struct ifreq): Redefine ifru_flags as int. Define ifru_data. Pad size to sizeof sockaddr_in6 for further extensions. (ifr_data): Define. (ifr_frndlyname): Define. (if_nametoindex): Declare. (if_indextoname): Declare. (if_nameindex): Declare. (if_freenameindex): Declare. * include/cygwin/version.h: Bump API minor number. (CYGWIN_VERSION_CHECK_FOR_OLD_IFREQ): Define check for old vs. new ifreq structure.
2007-01-21 23:54:05 +01:00
out:
if (pa0)
free (pa0);
return filesize;
}