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INSTALL.W32: mention _OPENSSL_isservice().

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PR: 2194
This commit is contained in:
Andy Polyakov 2010-07-09 14:30:54 +00:00
parent 6acb4ff389
commit 653215a127
1 changed files with 12 additions and 1 deletions
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13
INSTALL.W32
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@ -297,7 +297,18 @@
desktop, which is not available to service processes. The toolkit is
designed to detect in which context it's currently executed, GUI,
console app or service, and act accordingly, namely whether or not to
actually make GUI calls.
actually make GUI calls. Additionally those who wish to
/DELAYLOAD:GDI32.DLL and /DELAYLOAD:USER32.DLL and actually keep them
off service process should consider implementing and exporting from
.exe image in question own _OPENSSL_isservice not relying on USER32.DLL.
E.g., on Windows Vista and later you could:
__declspec(dllexport) __cdecl BOOL _OPENSSL_isservice(void)
{ DWORD sess;
if (ProcessIdToSessionId(GetCurrentProcessId(),&sess))
return sess==0;
return FALSE;
}
If you link with OpenSSL .DLLs, then you're expected to include into
your application code small "shim" snippet, which provides glue between