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Clean up pnUtAddr of unused stuff. 

Still need to move ALL of this over to pnNetCommon's plNetAddress at
some point.
Darryl Pogue 12 years ago
parent
c1870f178b
commit
dfee3034f0
3 changed files with 0 additions and 283 deletions
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  1. 186
      Sources/Plasma/NucleusLib/pnUtils/Win32/pnUtW32Addr.cpp
  2. 47
      Sources/Plasma/NucleusLib/pnUtils/pnUtAddr.cpp
  3. 50
      Sources/Plasma/NucleusLib/pnUtils/pnUtAddr.h

186
Sources/Plasma/NucleusLib/pnUtils/Win32/pnUtW32Addr.cpp
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@ -48,92 +48,12 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
#include "../pnUtils.h"
/*****************************************************************************
*
* Private
*
***/
// hardcoded uint8_t ordering -- Intel only
#ifdef _M_IX86
const unsigned kHostClassALoopbackAddr = 0x7f000001; // 127.0.0.1
const unsigned kHostClassALoopbackMask = 0x00ffffff;
const unsigned kNetClassALoopbackAddr = 0x0100007f; // 127.0.0.1
const unsigned kNetClassALoopbackMask = 0xffffff00;
const unsigned kHostClassANatAddr = 0x000000a0; // 10.0.0.0 - 10.255.255.255
const unsigned kHostClassANatMask = 0x000000ff;
const unsigned kNetClassANatAddr = 0x0a000000; // 10.0.0.0 - 10.255.255.255
const unsigned kNetClassANatMask = 0xff000000;
const unsigned kHostClassBNetAddr = 0x000010ac; // 172.16.0.0 - 172.31.255.255
const unsigned kHostClassBNetMask = 0x0000f0ff;
const unsigned kNetClassBNetAddr = 0xac100000; // 172.16.0.0 - 172.31.255.255
const unsigned kNetClassBNetMask = 0xfff00000;
const unsigned kHostClassCNatAddr = 0x0000a8c0; // 192.168.0.0 - 192.168.255.255
const unsigned kHostClassCNatMask = 0x0000ffff;
const unsigned kNetClassCNatAddr = 0xc0a80000; // 192.168.0.0 - 192.168.255.255
const unsigned kNetClassCNatMask = 0xffff0000;
#else
#error "Must implement for this architecture"
#endif // ifdef _M_IX86
/*****************************************************************************
*
* Internal functions
*
***/
//===========================================================================
// Address sort order:
// (highest)
// externally visible address
// 10.0.0.0 - 10.255.255.255
// 172.16.0.0 - 172.31.255.255
// 192.168.0.0 - 192.168.255.255
// 127.0.0.0 - 127.0.0.255
// (lowest)
static int NetAddressNodeSortValueNetOrder (NetAddressNode addr) {
// Loopback addresses
if ((addr & kNetClassALoopbackMask) == (kNetClassALoopbackAddr & kNetClassALoopbackMask))
return 4;
// Private addresses
if ((addr & kNetClassCNatMask) == (kNetClassCNatAddr & kNetClassCNatMask))
return 3;
if ((addr & kNetClassBNetMask) == (kNetClassBNetAddr & kNetClassBNetMask))
return 2;
if ((addr & kNetClassANatMask) == (kNetClassANatAddr & kNetClassANatMask))
return 1;
// Public addresses
return 0;
}
//===========================================================================
static int NetAddressNodeSortValueHostOrder (NetAddressNode addr) {
// Loopback addresses
if ((addr & kHostClassALoopbackMask) == (kHostClassALoopbackAddr & kHostClassALoopbackMask))
return 4;
// Private addresses
if ((addr & kHostClassCNatMask) == (kHostClassCNatAddr & kHostClassCNatMask))
return 3;
if ((addr & kHostClassBNetMask) == (kHostClassBNetAddr & kHostClassBNetMask))
return 2;
if ((addr & kHostClassANatMask) == (kHostClassANatAddr & kHostClassANatMask))
return 1;
// Public addresses
return 0;
}
//===========================================================================
static NetAddressNode NodeFromString (const wchar_t * string[]) {
// skip leading whitespace
@ -183,21 +103,6 @@ int NetAddressCompare (const NetAddress & a1, const NetAddress & a2) {
return d ? d : i1.sin_port - i2.sin_port;
}
//===========================================================================
bool NetAddressSameSystem (const NetAddress & a1, const NetAddress & a2) {
const sockaddr_in & i1 = * (const sockaddr_in *) &a1;
const sockaddr_in & i2 = * (const sockaddr_in *) &a2;
return i1.sin_addr.S_un.S_addr == i2.sin_addr.S_un.S_addr;
}
//===========================================================================
unsigned NetAddressHash (const NetAddress & addr) {
// by using only the node number as the hash value, users can safely use
// hash value to find addresses by either using either "SameSystem" or "Equal"
const sockaddr_in & iAddr = * (const sockaddr_in *) &addr;
return iAddr.sin_addr.S_un.S_addr;
}
//===========================================================================
void NetAddressToString (
const NetAddress & addr,
@ -294,94 +199,3 @@ void NetAddressNodeToString (
addr.S_un.S_addr = htonl(node);
StrPrintf(str, chars, L"%S", inet_ntoa(addr));
}
//===========================================================================
NetAddressNode NetAddressNodeFromString (
const wchar_t string[],
const wchar_t * endPtr[]
) {
if (!endPtr)
endPtr = &string;
*endPtr = string;
return NodeFromString(endPtr);
}
//===========================================================================
void NetAddressGetLoopback (
unsigned port,
NetAddress * addr
) {
NetAddressFromNode(
kHostClassALoopbackAddr,
port,
addr
);
}
//===========================================================================
unsigned NetAddressGetLocal (
unsigned count,
NetAddressNode addresses[]
) {
ASSERT(count);
ASSERT(addresses);
for (;;) {
// Get local computer name
char name[MAX_COMPUTERNAME_LENGTH + 1];
DWORD size = arrsize(name);
if (!GetComputerName(name, &size))
StrCopy(name, "localhost", arrsize(name));
// Get IPv4 addresses for local system
const struct hostent * host = gethostbyname(name);
if (!host || !host->h_name)
break;
host = gethostbyname(host->h_name);
if (!host)
break;
if (host->h_length != sizeof(uint32_t))
break;
// Count total number of addresses
unsigned found = 0;
const uint32_t ** addr = (const uint32_t **) host->h_addr_list;
for (; *addr; ++addr)
++found;
if (!found)
break;
// Create a buffer to sort the addresses
NetAddressNode * dst;
if (found > count)
dst = (NetAddressNode*)_alloca(found * sizeof(NetAddressNode));
else
dst = addresses;
// Fill address buffer
const uint32_t * src = * (const uint32_t **) host->h_addr_list;
for (unsigned index = 0; index < found; ++index)
dst[index] = ntohl(src[index]);
// Sort addresses by priority
QSORT(
NetAddressNode,
dst,
found,
NetAddressNodeSortValueHostOrder(elem1) - NetAddressNodeSortValueHostOrder(elem2)
);
// Return the number of addresses the user actually requested
if (found > count) {
for (unsigned index = 0; index < count; ++index)
addresses[index] = dst[index];
return count;
}
return found;
}
// Initialize with a valid value
addresses[0] = kHostClassALoopbackAddr;
return 1;
}

47
Sources/Plasma/NucleusLib/pnUtils/pnUtAddr.cpp
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@ -46,50 +46,3 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
***/
#include "pnUtAddr.h"
/*****************************************************************************
*
* CNetAddressHash
*
***/
//============================================================================
CNetAddressHash::CNetAddressHash (
const NetAddress & addr
) : m_addr(addr)
, m_equals(nil)
{ }
//============================================================================
CNetAddressHash::CNetAddressHash (
const NetAddress & addr,
FNetAddressEqualityProc equals
) : m_addr(addr)
, m_equals(equals)
{ }
//============================================================================
bool CNetAddressHash::operator== (const CNetAddressHash & rhs) const {
ASSERT(m_equals);
return m_equals(m_addr, rhs.m_addr);
}
//============================================================================
unsigned CNetAddressHash::GetHash () const {
return NetAddressHash(m_addr);
}
//============================================================================
const NetAddress & CNetAddressHash::GetAddr () const {
return m_addr;
}
/*****************************************************************************
*
* Exported data
*
***/
NetAddress kNilNetAddress;

50
Sources/Plasma/NucleusLib/pnUtils/pnUtAddr.h
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@ -63,36 +63,6 @@ struct NetAddress {
typedef unsigned NetAddressNode;
extern NetAddress kNilNetAddress;
typedef bool (*FNetAddressEqualityProc)(
const NetAddress & a1,
const NetAddress & a2
);
class CNetAddressHash {
NetAddress m_addr;
FNetAddressEqualityProc m_equals;
public:
CNetAddressHash (
const NetAddress & addr
);
CNetAddressHash (
const NetAddress & addr,
FNetAddressEqualityProc equals
// Useful values for 'equals':
// NetAddressEqual --> address node and port numbers match
// NetAddressSameSystem --> address node numbers match
);
void operator= (const CNetAddressHash & rhs) const; // not impl.
bool operator== (const CNetAddressHash & rhs) const;
unsigned GetHash () const;
const NetAddress & GetAddr () const;
};
/*****************************************************************************
*
* Functions
@ -105,10 +75,7 @@ enum ENetAddressFormat {
kNumNetAddressFormats
};
unsigned NetAddressHash (const NetAddress & addr);
int NetAddressCompare (const NetAddress & a1, const NetAddress & a2);
bool NetAddressSameSystem (const NetAddress & a1, const NetAddress & a2);
inline bool NetAddressEqual (const NetAddress & a1, const NetAddress & a2) {
return NetAddressCompare(a1, a2) == 0;
}
@ -141,10 +108,6 @@ void NetAddressNodeToString (
wchar_t * str,
unsigned chars
);
NetAddressNode NetAddressNodeFromString (
const wchar_t string[],
const wchar_t * endPtr[]
);
NetAddressNode NetAddressGetNode (
const NetAddress & addr
@ -154,17 +117,4 @@ void NetAddressFromNode (
unsigned port,
NetAddress * addr
);
void NetAddressGetLoopback (
unsigned port,
NetAddress * addr
);
// Returns number of addresses set, which is guaranteed to be non-zero.
// Furthermore, it sorts the addresses so that loopback and NAT addresses
// are at the end of the array, and "real" addresses are at the beginning.
unsigned NetAddressGetLocal (
unsigned count,
NetAddressNode addresses[]
);
#endif

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