netapi32: Add support for remote computers in NetServerGetInfo.

configure

@@ -827,6 +827,7 @@ with_hal
 with_jpeg
 with_ldap
 with_mpg123
+with_netapi
 with_openal
 with_opencl
 with_opengl
@@ -2038,6 +2039,7 @@ Optional Packages:
   --without-jpeg          do not use JPEG
   --without-ldap          do not use LDAP
   --without-mpg123        do not use the mpg123 library
+  --without-netapi        do not use the Samba NetAPI library
   --without-openal        do not use OpenAL
   --without-opencl        do not use OpenCL
   --without-opengl        do not use OpenGL
@@ -3232,6 +3234,12 @@ if test "${with_mpg123+set}" = set; then :
 fi
 
 
+# Check whether --with-netapi was given.
+if test "${with_netapi+set}" = set; then :
+  withval=$with_netapi;
+fi
+
+
 # Check whether --with-openal was given.
 if test "${with_openal+set}" = set; then :
   withval=$with_openal; if test "x$withval" = "xno"; then ac_cv_header_AL_al_h=no; ac_cv_header_OpenAL_al_h=no; fi
@@ -12987,6 +12995,66 @@ _ACEOF
 
 fi
 
+if test "x$with_netapi" != "xno"
+then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -lnetapi" >&5
+$as_echo_n "checking for -lnetapi... " >&6; }
+if ${ac_cv_lib_soname_netapi+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_soname_save_LIBS=$LIBS
+LIBS="-lnetapi  $LIBS"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char libnetapi_init ();
+int
+main ()
+{
+return libnetapi_init ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  case "$LIBEXT" in
+    dll) ac_cv_lib_soname_netapi=`$ac_cv_path_LDD conftest.exe | grep "netapi" | sed -e "s/dll.*/dll/"';2,$d'` ;;
+    dylib) ac_cv_lib_soname_netapi=`otool -L conftest$ac_exeext | grep "libnetapi\\.[0-9A-Za-z.]*dylib" | sed -e "s/^.*\/\(libnetapi\.[0-9A-Za-z.]*dylib\).*$/\1/"';2,$d'` ;;
+    *) ac_cv_lib_soname_netapi=`$READELF -d conftest$ac_exeext | grep "NEEDED.*libnetapi\\.$LIBEXT" | sed -e "s/^.*\\[\\(libnetapi\\.$LIBEXT[^	 ]*\\)\\].*$/\1/"';2,$d'`
+       if test "x$ac_cv_lib_soname_netapi" = x; then :
+  ac_cv_lib_soname_netapi=`$LDD conftest$ac_exeext | grep "libnetapi\\.$LIBEXT" | sed -e "s/^.*\(libnetapi\.$LIBEXT[^	 ]*\).*$/\1/"';2,$d'`
+fi ;;
+  esac
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+  LIBS=$ac_check_soname_save_LIBS
+fi
+if test "x$ac_cv_lib_soname_netapi" = "x"; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+$as_echo "not found" >&6; }
+       cat >>confdefs.h <<_ACEOF
+#define SONAME_LIBNETAPI "libnetapi.$LIBEXT"
+_ACEOF
+
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_soname_netapi" >&5
+$as_echo "$ac_cv_lib_soname_netapi" >&6; }
+
+cat >>confdefs.h <<_ACEOF
+#define SONAME_LIBNETAPI "$ac_cv_lib_soname_netapi"
+_ACEOF
+
+
+fi
+fi
+
 test -n "$ALSALIBS" || enable_winealsa_drv=${enable_winealsa_drv:-no}
 test -n "$COREAUDIO" || enable_winecoreaudio_drv=${enable_winecoreaudio_drv:-no}
 test "x$ac_cv_member_oss_sysinfo_numaudioengines" = xyes || enable_wineoss_drv=${enable_wineoss_drv:-no}

configure.ac

@@ -57,6 +57,7 @@ AC_ARG_WITH(jpeg,      AS_HELP_STRING([--without-jpeg],[do not use JPEG]))
 AC_ARG_WITH(ldap,      AS_HELP_STRING([--without-ldap],[do not use LDAP]),
             [if test "x$withval" = "xno"; then ac_cv_header_ldap_h=no; ac_cv_header_lber_h=no; fi])
 AC_ARG_WITH(mpg123,    AS_HELP_STRING([--without-mpg123],[do not use the mpg123 library]))
+AC_ARG_WITH(netapi,    AS_HELP_STRING([--without-netapi],[do not use the Samba NetAPI library]))
 AC_ARG_WITH(openal,    AS_HELP_STRING([--without-openal],[do not use OpenAL]),
             [if test "x$withval" = "xno"; then ac_cv_header_AL_al_h=no; ac_cv_header_OpenAL_al_h=no; fi])
 AC_ARG_WITH(opencl,    AS_HELP_STRING([--without-opencl],[do not use OpenCL]),
@@ -1756,6 +1757,12 @@ fi
 dnl **** Check for libodbc ****
 WINE_CHECK_SONAME(odbc,SQLConnect,,[AC_DEFINE_UNQUOTED(SONAME_LIBODBC,["libodbc.$LIBEXT"])])
 
+dnl **** Check for libnetapi ****
+if test "x$with_netapi" != "xno"
+then
+    WINE_CHECK_SONAME(netapi,libnetapi_init,,[AC_DEFINE_UNQUOTED(SONAME_LIBNETAPI,["libnetapi.$LIBEXT"])])
+fi
+
 dnl **** Disable unsupported winmm drivers ****
 test -n "$ALSALIBS" || enable_winealsa_drv=${enable_winealsa_drv:-no}
 test -n "$COREAUDIO" || enable_winecoreaudio_drv=${enable_winecoreaudio_drv:-no}

dlls/netapi32/netapi32.c

@@ -3,6 +3,7 @@
  * Copyright 2003 Juan Lang
  * Copyright 2005,2006 Paul Vriens
  * Copyright 2006 Robert Reif
+ * Copyright 2013 Hans Leidekker for CodeWeavers
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -20,6 +21,8 @@
  */
 
 #include "config.h"
+#include "wine/port.h"
+
 #include <stdarg.h>
 #include <fcntl.h>
 #include <errno.h>
@@ -49,11 +52,171 @@
 #include "dsrole.h"
 #include "dsgetdc.h"
 #include "wine/debug.h"
+#include "wine/library.h"
 #include "wine/list.h"
 #include "wine/unicode.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(netapi32);
 
+static char *strdup_unixcp( const WCHAR *str )
+{
+    char *ret;
+    int len = WideCharToMultiByte( CP_UNIXCP, 0, str, -1, NULL, 0, NULL, NULL );
+    if ((ret = HeapAlloc( GetProcessHeap(), 0, len )))
+        WideCharToMultiByte( CP_UNIXCP, 0, str, -1, ret, len, NULL, NULL );
+    return ret;
+}
+
+#ifdef SONAME_LIBNETAPI
+
+static void *libnetapi_handle;
+static void *libnetapi_ctx;
+
+static DWORD (*plibnetapi_init)(void **);
+static DWORD (*plibnetapi_free)(void *);
+static DWORD (*plibnetapi_set_debuglevel)(void *, const char *);
+
+static NET_API_STATUS (*pNetApiBufferAllocate)(unsigned int, void **);
+static NET_API_STATUS (*pNetApiBufferFree)(void *);
+static NET_API_STATUS (*pNetServerGetInfo)(const char *, unsigned int, unsigned char **);
+
+static BOOL libnetapi_init(void)
+{
+    char buf[200];
+    DWORD status;
+
+    if (libnetapi_handle) return TRUE;
+    if (!(libnetapi_handle = wine_dlopen( SONAME_LIBNETAPI, RTLD_NOW, buf, sizeof(buf) )))
+    {
+        WARN( "Failed to load libnetapi: %s\n", buf );
+        return FALSE;
+    }
+
+#define LOAD_FUNCPTR(f) \
+    if (!(p##f = wine_dlsym( libnetapi_handle, #f, buf, sizeof(buf) ))) \
+    { \
+        ERR( "Failed to load %s: %s\n", #f, buf ); \
+        goto error; \
+    }
+
+    LOAD_FUNCPTR(libnetapi_init)
+    LOAD_FUNCPTR(libnetapi_free)
+    LOAD_FUNCPTR(libnetapi_set_debuglevel)
+
+    LOAD_FUNCPTR(NetApiBufferAllocate)
+    LOAD_FUNCPTR(NetApiBufferFree)
+    LOAD_FUNCPTR(NetServerGetInfo)
+#undef LOAD_FUNCPTR
+
+    if ((status = plibnetapi_init( &libnetapi_ctx )))
+    {
+        ERR( "Failed to initialize context %u\n", status );
+        goto error;
+    }
+    if (TRACE_ON( netapi32 ) && (status = plibnetapi_set_debuglevel( libnetapi_ctx, "10" )))
+    {
+        ERR( "Failed to set debug level %u\n", status );
+        goto error;
+    }
+    return TRUE;
+
+error:
+    if (libnetapi_ctx)
+    {
+        plibnetapi_free( libnetapi_ctx );
+        libnetapi_ctx = NULL;
+    }
+    wine_dlclose( libnetapi_handle, NULL, 0 );
+    libnetapi_handle = NULL;
+    return FALSE;
+}
+
+struct server_info_101
+{
+    unsigned int sv101_platform_id;
+    const char  *sv101_name;
+    unsigned int sv101_version_major;
+    unsigned int sv101_version_minor;
+    unsigned int sv101_type;
+    const char  *sv101_comment;
+};
+
+static NET_API_STATUS server_info_101_from_samba( const unsigned char *buf, BYTE **bufptr )
+{
+    SERVER_INFO_101 *ret;
+    struct server_info_101 *info = (struct server_info_101 *)buf;
+    DWORD len = 0;
+    WCHAR *ptr;
+
+    if (info->sv101_name) len += MultiByteToWideChar( CP_UNIXCP, 0, info->sv101_name, -1, NULL, 0 );
+    if (info->sv101_comment) len += MultiByteToWideChar( CP_UNIXCP, 0, info->sv101_comment, -1, NULL, 0 );
+    if (!(ret = HeapAlloc( GetProcessHeap(), 0, sizeof(*ret) + (len * sizeof(WCHAR) ))))
+        return ERROR_OUTOFMEMORY;
+
+    ptr = (WCHAR *)(ret + 1);
+    ret->sv101_platform_id = info->sv101_platform_id;
+    if (!info->sv101_name) ret->sv101_name = NULL;
+    else
+    {
+        ret->sv101_name = ptr;
+        ptr += MultiByteToWideChar( CP_UNIXCP, 0, info->sv101_name, -1, ptr, len );
+    }
+    ret->sv101_version_major = info->sv101_version_major;
+    ret->sv101_version_minor = info->sv101_version_minor;
+    ret->sv101_type          = info->sv101_type;
+    if (!info->sv101_comment) ret->sv101_comment = NULL;
+    else
+    {
+        ret->sv101_comment = ptr;
+        MultiByteToWideChar( CP_UNIXCP, 0, info->sv101_comment, -1, ptr, len );
+    }
+    *bufptr = (BYTE *)ret;
+    return NERR_Success;
+}
+
+static NET_API_STATUS server_info_from_samba( DWORD level, const unsigned char *buf, BYTE **bufptr )
+{
+    switch (level)
+    {
+    case 101: return server_info_101_from_samba( buf, bufptr );
+    default:
+        FIXME( "level %u not supported\n", level );
+        return ERROR_NOT_SUPPORTED;
+    }
+}
+
+static NET_API_STATUS server_getinfo( LMSTR servername, DWORD level, LPBYTE *bufptr )
+{
+    NET_API_STATUS status;
+    char *server = NULL;
+    unsigned char *buf = NULL;
+
+    if (servername && !(server = strdup_unixcp( servername ))) return ERROR_OUTOFMEMORY;
+    status = pNetServerGetInfo( server, level, &buf );
+    HeapFree( GetProcessHeap(), 0, server );
+    if (!status)
+    {
+        status = server_info_from_samba( level, buf, bufptr );
+        pNetApiBufferFree( buf );
+    }
+    return status;
+}
+
+#else
+
+static BOOL libnetapi_init(void)
+{
+    return FALSE;
+}
+
+static NET_API_STATUS server_getinfo( LMSTR servername, DWORD level, LPBYTE *bufptr )
+{
+    ERR( "\n" );
+    return ERROR_NOT_SUPPORTED;
+}
+
+#endif /* SONAME_LIBNETAPI */
+
 /************************************************************
  *                NETAPI_IsLocalComputer
  *
@@ -158,15 +321,15 @@ NET_API_STATUS WINAPI NetServerDiskEnum(
 NET_API_STATUS WINAPI NetServerGetInfo(LMSTR servername, DWORD level, LPBYTE* bufptr)
 {
     NET_API_STATUS ret;
+    BOOL local = NETAPI_IsLocalComputer( servername );
 
     TRACE("%s %d %p\n", debugstr_w( servername ), level, bufptr );
-    if (servername)
+
+    if (!local)
     {
-        if (!NETAPI_IsLocalComputer(servername))
-        {
-            FIXME("remote computers not supported\n");
-            return ERROR_INVALID_LEVEL;
-        }
+        if (libnetapi_init()) return server_getinfo( servername, level, bufptr );
+        FIXME( "remote computers not supported\n" );
+        return ERROR_INVALID_LEVEL;
     }
     if (!bufptr) return ERROR_INVALID_PARAMETER;
 
@@ -1809,15 +1972,6 @@ NET_API_STATUS WINAPI NetUserModalsGet(
     return NERR_Success;
 }
 
-static char *strdup_unixcp( const WCHAR *str )
-{
-    char *ret;
-    int len = WideCharToMultiByte( CP_UNIXCP, 0, str, -1, NULL, 0, NULL, NULL );
-    if ((ret = HeapAlloc( GetProcessHeap(), 0, len )))
-        WideCharToMultiByte( CP_UNIXCP, 0, str, -1, ret, len, NULL, NULL );
-    return ret;
-}
-
 static NET_API_STATUS change_password_smb( LPCWSTR domainname, LPCWSTR username,
     LPCWSTR oldpassword, LPCWSTR newpassword )
 {

include/config.h.in

@@ -1311,6 +1311,9 @@
 /* Define to the soname of the libncurses library. */
 #undef SONAME_LIBNCURSES
 
+/* Define to the soname of the libnetapi library. */
+#undef SONAME_LIBNETAPI
+
 /* Define to the soname of the libodbc library. */
 #undef SONAME_LIBODBC