windows/winsecur.h

   1 /*
   2  * winsecur.h: some miscellaneous security-related helper functions,
   3  * defined in winsecur.c, that use the advapi32 library. Also
   4  * centralises the machinery for dynamically loading that library.
   5  */
   6
   7 #if !defined NO_SECURITY
   8
   9 #include <aclapi.h>
  10
  11 #ifndef WINSECUR_GLOBAL
  12 #define WINSECUR_GLOBAL extern
  13 #endif
  14
  15 /*
  16  * Functions loaded from advapi32.dll.
  17  */
  18 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, BOOL, OpenProcessToken,
  19                       (HANDLE, DWORD, PHANDLE));
  20 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, BOOL, GetTokenInformation,
  21                       (HANDLE, TOKEN_INFORMATION_CLASS,
  22                        LPVOID, DWORD, PDWORD));
  23 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, BOOL, InitializeSecurityDescriptor,
  24                       (PSECURITY_DESCRIPTOR, DWORD));
  25 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, BOOL, SetSecurityDescriptorOwner,
  26                       (PSECURITY_DESCRIPTOR, PSID, BOOL));
  27 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, DWORD, GetSecurityInfo,
  28                       (HANDLE, SE_OBJECT_TYPE, SECURITY_INFORMATION,
  29                        PSID *, PSID *, PACL *, PACL *,
  30                        PSECURITY_DESCRIPTOR *));
  31 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, DWORD, SetSecurityInfo,
  32                       (HANDLE, SE_OBJECT_TYPE, SECURITY_INFORMATION,
  33                        PSID, PSID, PACL, PACL));
  34 DECL_WINDOWS_FUNCTION(WINSECUR_GLOBAL, DWORD, SetEntriesInAclA,
  35                       (ULONG, PEXPLICIT_ACCESS, PACL, PACL *));
  36 int got_advapi(void);
  37
  38 /*
  39  * Find the SID describing the current user. The return value (if not
  40  * NULL for some error-related reason) is smalloced.
  41  */
  42 PSID get_user_sid(void);
  43
  44 /*
  45  * Construct a PSECURITY_DESCRIPTOR of the type used for named pipe
  46  * servers, i.e. allowing access only to the current user id and also
  47  * only local (i.e. not over SMB) connections.
  48  *
  49  * If this function returns TRUE, then 'psd' and 'acl' will have been
  50  * filled in with memory allocated using LocalAlloc (and hence must be
  51  * freed later using LocalFree). If it returns FALSE, then instead
  52  * 'error' has been filled with a dynamically allocated error message.
  53  */
  54 int make_private_security_descriptor(DWORD permissions,
  55                                      PSECURITY_DESCRIPTOR *psd,
  56                                      PACL *acl,
  57                                      char **error);
  58
  59 #endif