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fix assert when adding an entry to an already full file history (closes #10118)
[wxWidgets.git] / src / common / sckaddr.cpp
diff --git a/src/common/sckaddr.cpp b/src/common/sckaddr.cpp
index 6694615518d25d6232d0aba4fd7bbce520a018a3..dd801147b3165a2bf3ca4ecf562160b251672a74 100644 (file)
--- a/src/common/sckaddr.cpp
+++ b/src/common/sckaddr.cpp
@@ -1,424 +1,410 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////
-// Name:        sckaddr.cpp
+// Name:        src/common/sckaddr.cpp
 // Purpose:     Network address manager
 // Author:      Guilhem Lavaux
 // Modified by:
 // Created:     26/04/97
 // RCS-ID:      $Id$
 // Copyright:   (c) 1997, 1998 Guilhem Lavaux
 // Purpose:     Network address manager
 // Author:      Guilhem Lavaux
 // Modified by:
 // Created:     26/04/97
 // RCS-ID:      $Id$
 // Copyright:   (c) 1997, 1998 Guilhem Lavaux
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "sckaddr.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
 #if wxUSE_SOCKETS
 
 #ifndef WX_PRECOMP
 #endif
 
 #if wxUSE_SOCKETS
 
 #ifndef WX_PRECOMP
-#endif
+    #include "wx/object.h"
+    #include "wx/log.h"
+    #include "wx/intl.h"
 
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <ctype.h>
+    #include <stdio.h>
+    #include <stdlib.h>
+    #include <ctype.h>
 
 
-#if !defined(__MWERKS__) && !defined(__SALFORDC__)
-#include <memory.h>
-#endif
+    #if !defined(__MWERKS__)
+        #include <memory.h>
+    #endif
+#endif // !WX_PRECOMP
 
 
-#include "wx/defs.h"
-#include "wx/object.h"
+#include "wx/gsocket.h"
+#include "wx/socket.h"
+#include "wx/sckaddr.h"
 
 
-#if defined(__WXMAC__)
-#include "/wx/mac/macsock.h"
+IMPLEMENT_ABSTRACT_CLASS(wxSockAddress, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxIPaddress, wxSockAddress)
+IMPLEMENT_DYNAMIC_CLASS(wxIPV4address, wxIPaddress)
+#if wxUSE_IPV6
+IMPLEMENT_DYNAMIC_CLASS(wxIPV6address, wxIPaddress)
 #endif
 #endif
-
-#if defined(__WINDOWS__)
-#include <winsock.h>
-#endif // __WINDOWS__
-
-#if defined(__UNIX__)
-#ifdef VMS
-#include <socket.h>
-#include <in.h>
-#else
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
+#if defined(__UNIX__) && !defined(__WINDOWS__) && !defined(__WINE__) 
+IMPLEMENT_DYNAMIC_CLASS(wxUNIXaddress, wxSockAddress)
 #endif
 #endif
-#include <unistd.h>
-#include <netdb.h>
 
 
-#ifdef __SUN__
-extern "C"
+// ---------------------------------------------------------------------------
+// wxSockAddress
+// ---------------------------------------------------------------------------
+
+void wxSockAddress::Init()
 {
 {
-   struct hostent *gethostbyname(const char *name); 
-};
-#endif
+    if ( !wxSocketBase::IsInitialized() )
+    {
+        // we must do it before using GAddress_XXX functions
+        (void)wxSocketBase::Initialize();
+    }
+}
 
 
-#endif // __UNIX__
+wxSockAddress::wxSockAddress()
+{
+    Init();
 
 
-#include "wx/sckaddr.h"
+    m_address = GAddress_new();
+}
 
 
-#define CHECK_ADDRTYPE(var, type)
+wxSockAddress::wxSockAddress(const wxSockAddress& other)
+    : wxObject()
+{
+    Init();
 
 
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_ABSTRACT_CLASS(wxSockAddress, wxObject)
-IMPLEMENT_DYNAMIC_CLASS(wxIPV4address, wxSockAddress)
-#ifdef ENABLE_IPV6
-IMPLEMENT_DYNAMIC_CLASS(wxIPV6address, wxSockAddress)
-#endif
-#ifdef __UNIX__
-IMPLEMENT_DYNAMIC_CLASS(wxUNIXaddress, wxSockAddress)
-#endif
-#endif
+    m_address = GAddress_copy(other.m_address);
+}
 
 
-wxIPV4address::wxIPV4address()
+wxSockAddress::~wxSockAddress()
 {
 {
-  m_addr = new sockaddr_in;
-  Clear();
+  GAddress_destroy(m_address);
 }
 
 }
 
-wxIPV4address::~wxIPV4address()
+void wxSockAddress::SetAddress(GAddress *address)
 {
 {
+    if ( address != m_address )
+    {
+        GAddress_destroy(m_address);
+        m_address = GAddress_copy(address);
+    }
 }
 
 }
 
-int wxIPV4address::SockAddrLen()
+wxSockAddress& wxSockAddress::operator=(const wxSockAddress& addr)
 {
 {
-  return sizeof(*m_addr);
+  SetAddress(addr.GetAddress());
+  return *this;
 }
 
 }
 
-int wxIPV4address::GetFamily()
+void wxSockAddress::Clear()
 {
 {
-  return AF_INET;
+  GAddress_destroy(m_address);
+  m_address = GAddress_new();
 }
 
 }
 
-void wxIPV4address::Clear()
+// ---------------------------------------------------------------------------
+// wxIPaddress
+// ---------------------------------------------------------------------------
+
+wxIPaddress::wxIPaddress()
+            : wxSockAddress()
 {
 {
-  memset(m_addr, 0, sizeof(*m_addr));
-  m_addr->sin_family = AF_INET;
-  m_addr->sin_addr.s_addr = INADDR_ANY;
 }
 
 }
 
-/*
-const wxSockAddress& wxIPV4address::operator =(const wxSockAddress& addr)
+wxIPaddress::wxIPaddress(const wxIPaddress& other)
+            : wxSockAddress(other)
 {
 {
-  wxIPV4address *ip_addr = (wxIPV4address *)&addr;
-  CHECK_ADDRTYPE(addr, wxIPV4address);
-  m_addr = ip_addr->m_addr;
-  return *this;
 }
 }
-*/
 
 
-bool wxIPV4address::Hostname(const wxString& name)
+wxIPaddress::~wxIPaddress()
 {
 {
-  struct hostent *theHostent;
-  struct in_addr *addr;
-  
-  if (name.IsNull())
-    return FALSE;
-  
-  if (!name.IsNumber()) {
-    if ((theHostent = gethostbyname(name.GetData())) == 0) {
-      return FALSE;
-    }
-  } else {
-#ifdef __WXMAC__
-    long len_addr = inet_addr(name.GetData()).s_addr ;
-#else
-    long len_addr = inet_addr(name.GetData());
-#endif
-    if (len_addr == -1)
-      return FALSE;
-    m_addr->sin_addr.s_addr = len_addr;
-    return TRUE;
-  }
+}
+
+// ---------------------------------------------------------------------------
+// wxIPV4address
+// ---------------------------------------------------------------------------
+
+wxIPV4address::wxIPV4address()
+             : wxIPaddress()
+{
+}
+
+wxIPV4address::wxIPV4address(const wxIPV4address& other)
+             : wxIPaddress(other)
+{
+}
 
 
-  addr = (struct in_addr *) *(theHostent->h_addr_list);
+wxIPV4address::~wxIPV4address()
+{
+}
 
 
-  m_addr->sin_addr.s_addr = addr[0].s_addr;
-  return TRUE;
+bool wxIPV4address::Hostname(const wxString& name)
+{
+  // Some people are sometimes fool.
+  if (name.empty())
+  {
+    wxLogWarning( _("Trying to solve a NULL hostname: giving up") );
+    return false;
+  }
+  m_origHostname = name;
+  return (GAddress_INET_SetHostName(m_address, name.mb_str()) == GSOCK_NOERROR);
 }
 
 bool wxIPV4address::Hostname(unsigned long addr)
 {
 }
 
 bool wxIPV4address::Hostname(unsigned long addr)
 {
-  m_addr->sin_addr.s_addr = htonl(addr);
-  return TRUE; 
+  bool rv = (GAddress_INET_SetHostAddress(m_address, addr) == GSOCK_NOERROR);
+  if (rv)
+      m_origHostname = Hostname();
+  else
+      m_origHostname = wxEmptyString;
+  return rv;
 }
 
 bool wxIPV4address::Service(const wxString& name)
 {
 }
 
 bool wxIPV4address::Service(const wxString& name)
 {
-  struct servent *theServent;
-  
-  if (name.IsNull())
-    return FALSE;
-  
-  if (!name.IsNumber()) {
-    if ((theServent = getservbyname(name, "tcp")) == 0)
-      return FALSE;
-  } else {
-    if ((theServent = getservbyport(atoi(name), "tcp")) == 0) {
-      m_addr->sin_port = htons(atoi(name));
-      return TRUE;
-    }
-  }
-  
-  m_addr->sin_port = theServent->s_port;
-  return TRUE;
+  return (GAddress_INET_SetPortName(m_address, name.mb_str(), "tcp") == GSOCK_NOERROR);
 }
 
 bool wxIPV4address::Service(unsigned short port)
 {
 }
 
 bool wxIPV4address::Service(unsigned short port)
 {
-  m_addr->sin_port = htons(port);
-  return TRUE;
+  return (GAddress_INET_SetPort(m_address, port) == GSOCK_NOERROR);
 }
 
 bool wxIPV4address::LocalHost()
 {
 }
 
 bool wxIPV4address::LocalHost()
 {
-  static char buf[256];
-  
-  if (gethostname(buf, sizeof(buf)) < 0)
-    return Hostname("localhost");
-  else
-    return Hostname(buf);
+  return (GAddress_INET_SetHostName(m_address, "localhost") == GSOCK_NOERROR);
 }
 
 }
 
-wxString wxIPV4address::Hostname()
+bool wxIPV4address::IsLocalHost() const
 {
 {
-  struct hostent *h_ent;
-
-  h_ent = gethostbyaddr((char *)&(m_addr->sin_addr), sizeof(m_addr->sin_addr),
-                       GetFamily());
-                       
-  if (!h_ent)
-     return wxString("");
-  else
-     return wxString(h_ent->h_name);
+  return (Hostname() == wxT("localhost") || IPAddress() == wxT("127.0.0.1"));
 }
 
 }
 
-unsigned short wxIPV4address::Service()
+bool wxIPV4address::BroadcastAddress()
 {
 {
-  return ntohs(m_addr->sin_port); 
+  return (GAddress_INET_SetBroadcastAddress(m_address) == GSOCK_NOERROR);
 }
 
 }
 
-void wxIPV4address::Build(struct sockaddr *&addr, size_t& len)
+bool wxIPV4address::AnyAddress()
 {
 {
-  addr = (struct sockaddr *)m_addr;
-  len = sizeof(*m_addr);
+  return (GAddress_INET_SetAnyAddress(m_address) == GSOCK_NOERROR);
 }
 
 }
 
-void wxIPV4address::Disassemble(struct sockaddr *addr, size_t len)
+wxString wxIPV4address::Hostname() const
 {
 {
-  if (len != sizeof(*m_addr))
-    return;
-  *m_addr = *(struct sockaddr_in *)addr;
-}
+   char hostname[1024];
 
 
-#ifdef IPV6_ENABLE
+   hostname[0] = 0;
+   GAddress_INET_GetHostName(m_address, hostname, 1024);
+   return wxString::FromAscii(hostname);
+}
 
 
-wxIPV6address::wxIPV6address()
+unsigned short wxIPV4address::Service() const
 {
 {
-  m_addr = new sockaddr_in6;
-  Clear();
+  return GAddress_INET_GetPort(m_address);
 }
 
 }
 
-wxIPV6address::~wxIPV6address()
+wxSockAddress *wxIPV4address::Clone() const
 {
 {
+    wxIPV4address *addr = new wxIPV4address(*this);
+    addr->m_origHostname = m_origHostname;
+    return addr;
 }
 
 }
 
-int wxIPV6address::SockAddrLen()
+wxString wxIPV4address::IPAddress() const
 {
 {
-  return sizeof(*m_addr);
+    unsigned long raw =  GAddress_INET_GetHostAddress(m_address);
+    return wxString::Format(_T("%lu.%lu.%lu.%lu"),
+                (raw>>24) & 0xff,
+                (raw>>16) & 0xff,
+                (raw>>8) & 0xff,
+                raw & 0xff
+        );
 }
 
 }
 
-int wxIPV6address::GetFamily()
+bool wxIPV4address::operator==(const wxIPV4address& addr) const
 {
 {
-  return AF_INET6;
+    return Hostname().Cmp(addr.Hostname()) == 0 &&
+           Service() == addr.Service();
 }
 
 }
 
-void wxIPV6address::Clear()
-{ 
-  memset(m_addr, 0, sizeof(*m_addr));
-  m_addr->sin6_family = AF_INET6;
-  m_addr->sin6_addr.s_addr = INADDR_ANY;
+#if wxUSE_IPV6
+// ---------------------------------------------------------------------------
+// wxIPV6address
+// ---------------------------------------------------------------------------
+
+wxIPV6address::wxIPV6address()
+  : wxIPaddress()
+{
 }
 
 }
 
-/*
-const wxSockAddress& wxIPV6address::operator =(const wxSockAddress& addr)
+wxIPV6address::wxIPV6address(const wxIPV6address& other)
+             : wxIPaddress(other), m_origHostname(other.m_origHostname)
 {
 {
-  wxIPV6address *ip_addr = (wxIPV6address *)&addr;
+}
 
 
-  CHECK_ADDRTYPE(addr, wxIPV6address);
-  m_addr = ip_addr->m_addr;
-  return *this;
+wxIPV6address::~wxIPV6address()
+{
 }
 }
-*/
 
 bool wxIPV6address::Hostname(const wxString& name)
 {
 
 bool wxIPV6address::Hostname(const wxString& name)
 {
-  struct hostent *theHostent;
-  struct in_addr *addr;
-  
-  if (name.IsNull())
-    return FALSE;
-  
-  if (!name.IsNumber()) {
-    hostent = gethostbyname2((char*) name, AF_INET6);
-    if (!theHostent)
-      return FALSE;
-  } else {
-    // Don't how to do
-    return FALSE;
+  if (name.empty())
+  {
+    wxLogWarning( _("Trying to solve a NULL hostname: giving up") );
+    return false;
   }
   }
-
-  addr = (struct in6_addr *) *(theHostent->h_addr_list);
-
-  m_addr->sin6_addr.s6_addr = addr[0].s6_addr;
-  return TRUE;
+  m_origHostname = name;
+  return (GAddress_INET6_SetHostName(m_address, name.mb_str()) == GSOCK_NOERROR);
 }
 
 bool wxIPV6address::Hostname(unsigned char addr[16])
 {
 }
 
 bool wxIPV6address::Hostname(unsigned char addr[16])
 {
-  m_addr->sin6_addr.s6_addr = addr;
-  return TRUE;
+  wxString name;
+  unsigned short wk[8];
+  for ( int i = 0; i < 8; ++i )
+  {
+    wk[i] = addr[2*i];
+    wk[i] <<= 8;
+    wk[i] |= addr[2*i+1];
+  }
+  name.Printf("%x:%x:%x:%x:%x:%x:%x:%x",
+              wk[0], wk[1], wk[2], wk[3], wk[4], wk[5], wk[6], wk[7]);
+  return Hostname(name);
 }
 
 }
 
-bool wxIPV6address::Service(const char *name)
+bool wxIPV6address::Service(const wxString& name)
 {
 {
-  struct servent *theServent;
-  
-  if (!name || !strlen(name))
-    return FALSE;
-  
-  if (!isdigit(*name)) {
-    if ((theServent = getservbyname((char*) name, "tcp")) == 0)
-      return FALSE;
-  } else {
-    if ((theServent = getservbyport(atoi(name), "tcp")) == 0) {
-      m_addr->sin_port = htons(atoi(name));
-      return TRUE;
-    }
-  }
-  
-  m_addr->sin_port = theServent->s_port;
-  return TRUE;
+  return (GAddress_INET6_SetPortName(m_address, name.mb_str(), "tcp") == GSOCK_NOERROR);
 }
 
 bool wxIPV6address::Service(unsigned short port)
 {
 }
 
 bool wxIPV6address::Service(unsigned short port)
 {
-  m_addr->sin_port = htons(port);
-  return TRUE;
+  return (GAddress_INET6_SetPort(m_address, port) == GSOCK_NOERROR);
 }
 
 bool wxIPV6address::LocalHost()
 {
 }
 
 bool wxIPV6address::LocalHost()
 {
-  static char buf[256];
-  
-  if (gethostname(buf, sizeof(buf)) < 0)
-    return Hostname("localhost");
-  else
-    return Hostname(buf);
+  return (GAddress_INET6_SetHostName(m_address, "localhost") == GSOCK_NOERROR);
 }
 
 }
 
-const wxString& wxIPV6address::Hostname()
+bool wxIPV6address::IsLocalHost() const
 {
 {
-  struct hostent *h_ent;
+  if ( Hostname() == "localhost" )
+      return true;
 
 
-  h_ent = gethostbyaddr((char *)&(m_addr->sin_addr), sizeof(m_addr->sin_addr),
-                       GetFamily());
-  return wxString(h_ent->h_name);
+  wxString addr = IPAddress();
+  return addr == wxT("::1") ||
+            addr == wxT("0:0:0:0:0:0:0:1") ||
+                addr == wxT("::ffff:127.0.0.1");
 }
 
 }
 
-unsigned short wxIPV6address::Service()
+bool wxIPV6address::BroadcastAddress()
 {
 {
-  return ntohs(m_addr->sin_port); 
+    wxFAIL_MSG( "not implemented" );
+
+    return false;
 }
 
 }
 
-void wxIPV6address::Build(struct sockaddr& *addr, size_t& len)
+bool wxIPV6address::AnyAddress()
 {
 {
-  len = sizeof(*m_addr);
-  addr = m_addr;
+  return (GAddress_INET6_SetAnyAddress(m_address) == GSOCK_NOERROR);
 }
 
 }
 
-void wxIPV6address::Disassemble(struct sockaddr& *addr, size_t len)
+wxString wxIPV6address::IPAddress() const
 {
 {
-  if (len != sizeof(*m_addr))
-    return;
-  *m_addr = *(struct sockaddr_in6 *)addr;
-}
+    unsigned char addr[16];
+    GAddress_INET6_GetHostAddress(m_address,(in6_addr*)addr);
 
 
-#endif
+    wxUint16 words[8];
+    int i,
+        prefix_zero_count = 0;
+    for ( i = 0; i < 8; ++i )
+    {
+        words[i] = addr[i*2];
+        words[i] <<= 8;
+        words[i] |= addr[i*2+1];
+        if ( i == prefix_zero_count && words[i] == 0 )
+            ++prefix_zero_count;
+    }
 
 
-#ifdef __UNIX__
-#include <sys/un.h>
+    wxString result;
+    if ( prefix_zero_count == 8 )
+    {
+        result = wxT( "::" );
+    }
+    else if ( prefix_zero_count == 6 && words[5] == 0xFFFF )
+    {
+        // IPv4 mapped
+        result.Printf("::ffff:%d.%d.%d.%d",
+                      addr[12], addr[13], addr[14], addr[15]);
+    }
+    else // general case
+    {
+        result = ":";
+        for ( i = prefix_zero_count; i < 8; ++i )
+        {
+            result += wxString::Format(":%x", words[i]);
+        }
+    }
 
 
-wxUNIXaddress::wxUNIXaddress()
-{
-  m_addr = new sockaddr_un;
-  Clear();
+    return result;
 }
 
 }
 
-wxUNIXaddress::~wxUNIXaddress()
+wxString wxIPV6address::Hostname() const
 {
 {
+   char hostname[1024];
+   hostname[0] = 0;
+
+   if ( GAddress_INET6_GetHostName(m_address,
+                                   hostname,
+                                   WXSIZEOF(hostname)) != GSOCK_NOERROR )
+       return wxEmptyString;
+
+   return wxString::FromAscii(hostname);
 }
 
 }
 
-int wxUNIXaddress::SockAddrLen()
+unsigned short wxIPV6address::Service() const
 {
 {
-  return sizeof(*m_addr);
+  return GAddress_INET6_GetPort(m_address);
 }
 
 }
 
-int wxUNIXaddress::GetFamily()
+#endif // wxUSE_IPV6
+
+#if defined(__UNIX__) && !defined(__WINDOWS__) && !defined(__WINE__) 
+
+// ---------------------------------------------------------------------------
+// wxUNIXaddress
+// ---------------------------------------------------------------------------
+
+wxUNIXaddress::wxUNIXaddress()
+             : wxSockAddress()
 {
 {
-  return AF_UNIX;
 }
 
 }
 
-void wxUNIXaddress::Clear()
+wxUNIXaddress::wxUNIXaddress(const wxUNIXaddress& other)
+             : wxSockAddress(other)
 {
 {
-  memset(m_addr, 0, sizeof(m_addr));
-  m_addr->sun_family = AF_UNIX;
 }
 
 }
 
-/*
-const wxSockAddress& wxUNIXaddress::operator =(const wxSockAddress& addr)
+wxUNIXaddress::~wxUNIXaddress()
 {
 {
-  wxUNIXaddress *unx_addr = (wxUNIXaddress *)&addr;
-  CHECK_ADDRTYPE(addr, wxUNIXaddress);
-  m_addr = unx_addr->m_addr;
-  return *this;
 }
 }
-*/
 
 void wxUNIXaddress::Filename(const wxString& fname)
 {
 
 void wxUNIXaddress::Filename(const wxString& fname)
 {
-  sprintf(m_addr->sun_path, "%s", WXSTRINGCAST fname);
+  GAddress_UNIX_SetPath(m_address, fname.fn_str());
 }
 
 wxString wxUNIXaddress::Filename()
 {
 }
 
 wxString wxUNIXaddress::Filename()
 {
-  return wxString(m_addr->sun_path);
-}
+  char path[1024];
 
 
-void wxUNIXaddress::Build(struct sockaddr*& addr, size_t& len)
-{
-  addr = (struct sockaddr *)m_addr;
-  len = sizeof(*m_addr);
-}
+  path[0] = 0;
+  GAddress_UNIX_GetPath(m_address, path, 1024);
 
 
-void wxUNIXaddress::Disassemble(struct sockaddr *addr, size_t len)
-{
-  if (len != sizeof(*m_addr))
-    return;
-  *m_addr = *(struct sockaddr_un *)addr;
+  return wxString::FromAscii(path);
 }
 }
-#endif
 
 
-#endif 
+#endif // __UNIX__
+
+#endif
   // wxUSE_SOCKETS
   // wxUSE_SOCKETS
wxWidgets (Impactor)