import winsup-2000-02-17 snapshot

1 files changed, 410 insertions, 0 deletions

diff --git a/winsup/utils/mkgroup.c b/winsup/utils/mkgroup.c
new file mode 100644
index 0000000..0c322bb
--- /dev/null
+++ b/winsup/utils/mkgroup.c
@@ -0,0 +1,410 @@
+/* mkgroup.c:
+
+   Copyright 1997, 1998 Cygnus Solutions.
+
+   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. */
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <wchar.h>
+#include <stdio.h>
+#include <sys/cygwin.h>
+#include <windows.h>
+#include <lmaccess.h>
+#include <lmapibuf.h>
+
+SID_IDENTIFIER_AUTHORITY sid_world_auth = {SECURITY_WORLD_SID_AUTHORITY};
+SID_IDENTIFIER_AUTHORITY sid_nt_auth = {SECURITY_NT_AUTHORITY};
+
+#ifndef min
+#define min(a,b) (((a)<(b))?(a):(b))
+#endif
+
+char *
+put_sid (PSID sid)
+{
+  static char s[512];
+  char t[32];
+  DWORD i;
+
+  strcpy (s, "S-1-");
+  sprintf(t, "%u", GetSidIdentifierAuthority (sid)->Value[5]);
+  strcat (s, t);
+  for (i = 0; i < *GetSidSubAuthorityCount (sid); ++i)
+    {
+      sprintf(t, "-%lu", *GetSidSubAuthority (sid, i));
+      strcat (s, t);
+    }
+  return s;
+}
+
+void
+psx_dir (char *in, char *out)
+{
+  if (isalpha (in[0]) && in[1] == ':')
+    {
+      sprintf (out, "/cygdrive/%c", in[0]);
+      in += 2;
+      out += strlen (out);
+    }
+
+  while (*in)
+    {
+      if (*in == '\\')
+	*out = '/';
+      else
+	*out = *in;
+      in++;
+      out++;
+    }
+
+  *out = '\0';
+}
+
+void
+uni2ansi (LPWSTR wcs, char *mbs)
+{
+  if (wcs)
+    wcstombs (mbs, wcs, (wcslen (wcs) + 1) * sizeof (WCHAR));
+
+  else
+    *mbs = '\0';
+}
+
+int
+enum_local_groups (int print_sids)
+{
+  LOCALGROUP_INFO_0 *buffer;
+  DWORD entriesread = 0;
+  DWORD totalentries = 0;
+  DWORD resume_handle = 0;
+
+  do
+    {
+      DWORD i;
+      DWORD rc = NetLocalGroupEnum (NULL, 0, (LPBYTE *) & buffer, 1024,
+			       &entriesread, &totalentries, &resume_handle);
+
+      switch (rc)
+	{
+	case ERROR_ACCESS_DENIED:
+	  fprintf (stderr, "Access denied\n");
+	  exit (1);
+
+	case ERROR_MORE_DATA:
+	case ERROR_SUCCESS:
+	  break;
+
+	default:
+	  fprintf (stderr, "NetUserEnum() failed with %ld\n", rc);
+	  exit (1);
+	}
+
+      for (i = 0; i < entriesread; i++)
+	{
+	  char localgroup_name[100];
+	  char domain_name[100];
+	  DWORD domname_len = 100;
+	  char psid_buffer[1024];
+	  PSID psid = (PSID) psid_buffer;
+	  DWORD sid_length = 1024;
+	  DWORD gid;
+	  SID_NAME_USE acc_type;
+	  uni2ansi (buffer[i].lgrpi0_name, localgroup_name);
+
+	  if (!LookupAccountName (NULL, localgroup_name, psid,
+				  &sid_length, domain_name, &domname_len,
+				  &acc_type))
+	    {
+	      fprintf (stderr, "LookupAccountName(%s) failed with %ld\n",
+		       localgroup_name, GetLastError ());
+	      continue;
+	    }
+          else if (acc_type == SidTypeDomain)
+            {
+              char domname[356];
+
+              strcpy (domname, domain_name);
+              strcat (domname, "\\");
+              strcat (domname, localgroup_name);
+              sid_length = 1024;
+              domname_len = 100;
+              if (!LookupAccountName (NULL, domname,
+                                      psid, &sid_length,
+                                      domain_name, &domname_len,
+                                      &acc_type))
+                {
+                  fprintf (stderr,
+                           "LookupAccountName(%s) failed with error %ld\n",
+                           localgroup_name, GetLastError ());
+                  continue;
+                }
+            }
+
+	  gid = *GetSidSubAuthority (psid, *GetSidSubAuthorityCount(psid) - 1);
+
+	  printf ("%s:%s:%ld:\n", localgroup_name,
+                                  print_sids ? put_sid (psid) : "",
+                                  gid);
+	}
+
+      NetApiBufferFree (buffer);
+
+    }
+  while (entriesread < totalentries);
+
+  return 0;
+}
+
+void
+enum_groups (LPWSTR servername, int print_sids)
+{
+  GROUP_INFO_2 *buffer;
+  DWORD entriesread = 0;
+  DWORD totalentries = 0;
+  DWORD resume_handle = 0;
+  char ansi_srvname[256];
+
+  if (servername)
+    uni2ansi (servername, ansi_srvname);
+
+  do
+    {
+      DWORD i;
+      DWORD rc = NetGroupEnum (servername, 2, (LPBYTE *) & buffer, 1024,
+			       &entriesread, &totalentries, &resume_handle);
+
+      switch (rc)
+	{
+	case ERROR_ACCESS_DENIED:
+	  fprintf (stderr, "Access denied\n");
+	  exit (1);
+
+	case ERROR_MORE_DATA:
+	case ERROR_SUCCESS:
+	  break;
+
+	default:
+	  fprintf (stderr, "NetUserEnum() failed with %ld\n", rc);
+	  exit (1);
+	}
+
+      for (i = 0; i < entriesread; i++)
+	{
+	  char groupname[100];
+	  char domain_name[100];
+	  DWORD domname_len = 100;
+	  char psid_buffer[1024];
+	  PSID psid = (PSID) psid_buffer;
+	  DWORD sid_length = 1024;
+	  SID_NAME_USE acc_type;
+
+	  int gid = buffer[i].grpi2_group_id;
+	  uni2ansi (buffer[i].grpi2_name, groupname);
+          if (print_sids)
+            {
+              if (!LookupAccountName (servername ? ansi_srvname : NULL,
+                                      groupname,
+                                      psid, &sid_length,
+                                      domain_name, &domname_len,
+			              &acc_type))
+                {
+                  fprintf (stderr,
+                           "LookupAccountName (%s, %s) failed with error %ld\n",
+                           servername ? ansi_srvname : "NULL",
+                           groupname,
+                           GetLastError ());
+                  continue;
+                }
+              else if (acc_type == SidTypeDomain)
+                {
+                  char domname[356];
+
+                  strcpy (domname, domain_name);
+                  strcat (domname, "\\");
+                  strcat (domname, groupname);
+                  sid_length = 1024;
+                  domname_len = 100;
+                  if (!LookupAccountName (servername ? ansi_srvname : NULL,
+                                          domname,
+                                          psid, &sid_length,
+                                          domain_name, &domname_len,
+			                  &acc_type))
+                    {
+                      fprintf (stderr,
+                               "LookupAccountName(%s,%s) failed with error %ld\n",
+                               servername ? ansi_srvname : "NULL",
+                               domname,
+                               GetLastError ());
+                      continue;
+                    }
+                }
+            }
+	  printf ("%s:%s:%d:\n", groupname,
+                                 print_sids ? put_sid (psid) : "",
+                                 gid);
+	}
+
+      NetApiBufferFree (buffer);
+
+    }
+  while (entriesread < totalentries);
+
+  if (servername)
+    NetApiBufferFree (servername);
+}
+
+void
+usage ()
+{
+  fprintf (stderr, "\n");
+  fprintf (stderr, "usage: mkgroup <options> [domain]\n\n");
+  fprintf (stderr, "This program prints group information to stdout\n\n");
+  fprintf (stderr, "Options:\n");
+  fprintf (stderr, "    -l,--local           print pseudo group information if there is\n");
+  fprintf (stderr, "                         no domain\n");
+  fprintf (stderr, "    -d,--domain          print global group information from the domain\n");
+  fprintf (stderr, "                         specified (or from the current domain if there is\n");
+  fprintf (stderr, "                         no domain specified)\n");
+  fprintf (stderr, "    -s,--no-sids         don't print SIDs in pwd field\n");
+  fprintf (stderr, "                         (this affects NT security)\n");
+  fprintf (stderr, "    -?,--help            print this message\n\n");
+  exit (1);
+}
+
+int
+main (int argc, char **argv)
+{
+  LPWSTR servername;
+  DWORD rc = ERROR_SUCCESS;
+  WCHAR domain_name[100];
+  int print_local = 0;
+  int print_domain = 0;
+  int print_sids = 1;
+  int domain_specified = 0;
+  int i;
+
+  char name[256], dom[256];
+  DWORD len, len2;
+  PSID sid, csid;
+  SID_NAME_USE use;
+
+  if (argc == 1)
+    usage ();
+
+  else
+    {
+      for (i = 1; i < argc; i++)
+	{
+	  if (!strcmp (argv[i], "-l") || !strcmp (argv[i], "--local"))
+	    print_local = 1;
+
+	  else if (!strcmp (argv[i], "-d") || !strcmp (argv[i], "--domain"))
+	    print_domain = 1;
+
+	  else if (!strcmp (argv[i], "-s") || !strcmp (argv[i], "--no-sids"))
+	    print_sids = 0;
+
+	  else if (!strcmp (argv[i], "-?") || !strcmp (argv[i], "--help"))
+	    usage ();
+
+	  else
+	    {
+	      mbstowcs (domain_name, argv[i], strlen (argv[i]) + 1);
+	      domain_specified = 1;
+	    }
+	}
+    }
+
+  /*
+   * Get `Everyone' group
+  */
+  if (AllocateAndInitializeSid (&sid_world_auth, 1, SECURITY_WORLD_RID,
+				0, 0, 0, 0, 0, 0, 0, &sid))
+    {
+      if (LookupAccountSid (NULL, sid,
+			    name, (len = 256, &len),
+			    dom, (len2 = 256, &len),
+			    &use))
+	printf ("%s:%s:%ld:\n", name,
+                               print_sids ? put_sid (sid) : "",
+                               SECURITY_WORLD_RID);
+      FreeSid (sid);
+    }
+
+  /*
+   * Get `system' group
+  */
+  if (AllocateAndInitializeSid (&sid_nt_auth, 1, SECURITY_LOCAL_SYSTEM_RID,
+				0, 0, 0, 0, 0, 0, 0, &sid))
+    {
+      if (LookupAccountSid (NULL, sid,
+			    name, (len = 256, &len),
+			    dom, (len2 = 256, &len),
+			    &use))
+	printf ("%s:%s:%ld:\n", name,
+                               print_sids ? put_sid (sid) : "",
+                               SECURITY_LOCAL_SYSTEM_RID);
+      FreeSid (sid);
+    }
+
+  if (print_local)
+    {
+      /*
+       * Get `None' group
+      */
+      GetComputerName (name, (len = 256, &len));
+      csid = (PSID) malloc (1024);
+      LookupAccountName (NULL, name,
+			 csid, (len = 1024, &len),
+			 dom, (len2 = 256, &len),
+			 &use);
+      if (AllocateAndInitializeSid (GetSidIdentifierAuthority (csid),
+				    5,
+				    *GetSidSubAuthority (csid, 0),
+				    *GetSidSubAuthority (csid, 1),
+				    *GetSidSubAuthority (csid, 2),
+				    *GetSidSubAuthority (csid, 3),
+				    513,
+				    0,
+				    0,
+				    0,
+				    &sid))
+	{
+	  if (LookupAccountSid (NULL, sid,
+				name, (len = 256, &len),
+				dom, (len2 = 256, &len),
+				&use))
+            printf ("%s:%s:513:\n", name,
+                                   print_sids ? put_sid (sid) : "");
+	  FreeSid (sid);
+	}
+      free (csid);
+    }
+
+  if (print_domain)
+    {
+      if (domain_specified)
+	rc = NetGetDCName (NULL, domain_name, (LPBYTE *) & servername);
+
+      else
+	rc = NetGetDCName (NULL, NULL, (LPBYTE *) & servername);
+
+      if (rc != ERROR_SUCCESS)
+	{
+	  fprintf (stderr, "Cannot get PDC, code = %ld\n", rc);
+	  exit (1);
+	}
+
+      enum_groups (servername, print_sids);
+    }
+
+  if (print_local)
+    enum_local_groups (print_sids);
+
+  return 0;
+}