* include/sys/cygwin.h: Add new cygwin_getinfo_type
CW_SET_EXTERNAL_TOKEN. Add new enum CW_TOKEN_IMPERSONATION, CW_TOKEN_RESTRICTED. * cygheap.h (cyguser): New flags ext_token_is_restricted, curr_token_is_restricted and setuid_to_restricted. * external.cc (cygwin_internal): Add CW_SET_EXTERNAL_TOKEN. * sec_auth.cc (set_imp_token): New function. (cygwin_set_impersonation_token): Call set_imp_token (). * security.h (set_imp_token): New prototype. * spawn.cc (spawn_guts): Use CreateProcessAsUserW if restricted token was enabled by setuid(). Do not create new window station in this case. * syscalls.cc (seteuid32): Add handling of restricted external tokens. Set HANDLE_FLAG_INHERIT for primary token. (setuid32): Set setuid_to_restricted flag. * uinfo.cc (uinfo_init): Do not reimpersonate if restricted token was enabled by setuid (). Initialize user.*_restricted flags.
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@@ -108,6 +108,9 @@ public:
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HANDLE internal_token;
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HANDLE curr_primary_token;
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HANDLE curr_imp_token;
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bool ext_token_is_restricted; /* external_token is restricted token */
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bool curr_token_is_restricted; /* curr_primary_token is restricted token */
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bool setuid_to_restricted; /* switch to restricted token by setuid () */
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/* CGF 2002-06-27. I removed the initializaton from this constructor
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since this class is always allocated statically. That means that everything
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