user mode to kernel mode I/O via named pipes
in [Device Drivers]
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From: Ben Voigt [C++ MVP] on 12 May 2008 18:09 Maxim S. Shatskih wrote: >> What's the IOCTL equivalent (from userspace) to OVERLAPPED pipe I/O? >> Undocumented NtDeviceIoControl or is there an approved mechanism? > > DeviceIoControl supports both OVERLAPPED and IOCPs, it only does not > support the APC completion notification (there is no > DeviceIoControlEx). Sorry, APC completion is what I was intending to ask about. Thanks for reading my mind.
From: Pavel A. on 12 May 2008 23:22 "Ben Voigt [C++ MVP]" <rbv(a)nospam.nospam> wrote in message news:u#V7VWDtIHA.5832(a)TK2MSFTNGP02.phx.gbl... > Pavel A. wrote: >> IMHO it would be nice to have "uniform" way to talk to services, >> whether they are kernel drivers or normal usermode services. >> Ioctls are only for kernel drivers. >> I'd like to be able to eventually move my stuff out of kernel (by same >> reasons as for moving drivers to UMDF), >> but keep same interface. >> If pipes are out, what else is left - maybe lpc? > > A user-mode wrapper interface that hides the communication details > perhaps. Been there, done that - but would like to avoid in next projects. .... is this because of the whole season spent among penguins? 8~\ --PA
From: Kerem G�mr�kc� on 13 May 2008 00:18 Hi Pavel, >... is this because of the whole season spent among penguins? 8~\ I dont understand this,...:-) What you mean by "penguins",...? Regards Kerem -- ----------------------- Beste Gr�sse / Best regards / Votre bien devoue Kerem G�mr�kc� Microsoft Live Space: http://kerem-g.spaces.live.com/ Latest Open-Source Projects: http://entwicklung.junetz.de ----------------------- "This reply is provided as is, without warranty express or implied." "Pavel A." <pavel_a(a)NOwritemeNO.com> schrieb im Newsbeitrag news:%23$5jPhKtIHA.2064(a)TK2MSFTNGP05.phx.gbl... > "Ben Voigt [C++ MVP]" <rbv(a)nospam.nospam> wrote in message > news:u#V7VWDtIHA.5832(a)TK2MSFTNGP02.phx.gbl... > > Pavel A. wrote: > >> IMHO it would be nice to have "uniform" way to talk to services, > >> whether they are kernel drivers or normal usermode services. > >> Ioctls are only for kernel drivers. > >> I'd like to be able to eventually move my stuff out of kernel (by same > >> reasons as for moving drivers to UMDF), > >> but keep same interface. > >> If pipes are out, what else is left - maybe lpc? > > > > A user-mode wrapper interface that hides the communication details > > perhaps. > > Been there, done that - but would like to avoid in next projects. > > ... is this because of the whole season spent among penguins? 8~\ > > --PA > >
From: Doron Holan [MSFT] on 13 May 2008 02:00 it was an offhand linux (mascot) reference d -- Please do not send e-mail directly to this alias. this alias is for newsgroup purposes only. This posting is provided "AS IS" with no warranties, and confers no rights. "Kerem G�mr�kc�" <kareem114(a)hotmail.com> wrote in message news:%2367j9CLtIHA.548(a)TK2MSFTNGP06.phx.gbl... > Hi Pavel, > >>... is this because of the whole season spent among penguins? 8~\ > > I dont understand this,...:-) > What you mean by "penguins",...? > > > Regards > > Kerem > > -- > ----------------------- > Beste Gr�sse / Best regards / Votre bien devoue > Kerem G�mr�kc� > Microsoft Live Space: http://kerem-g.spaces.live.com/ > Latest Open-Source Projects: http://entwicklung.junetz.de > ----------------------- > "This reply is provided as is, without warranty express or implied." > > "Pavel A." <pavel_a(a)NOwritemeNO.com> schrieb im Newsbeitrag > news:%23$5jPhKtIHA.2064(a)TK2MSFTNGP05.phx.gbl... >> "Ben Voigt [C++ MVP]" <rbv(a)nospam.nospam> wrote in message >> news:u#V7VWDtIHA.5832(a)TK2MSFTNGP02.phx.gbl... >> > Pavel A. wrote: >> >> IMHO it would be nice to have "uniform" way to talk to services, >> >> whether they are kernel drivers or normal usermode services. >> >> Ioctls are only for kernel drivers. >> >> I'd like to be able to eventually move my stuff out of kernel (by same >> >> reasons as for moving drivers to UMDF), >> >> but keep same interface. >> >> If pipes are out, what else is left - maybe lpc? >> > >> > A user-mode wrapper interface that hides the communication details >> > perhaps. >> >> Been there, done that - but would like to avoid in next projects. >> >> ... is this because of the whole season spent among penguins? 8~\ >> >> --PA >> >> > >
From: Kerem G�mr�kc� on 13 May 2008 02:10
Ah,...ok,...the famous Tux,....:-) Regards Kerem -- ----------------------- Beste Gr�sse / Best regards / Votre bien devoue Kerem G�mr�kc� Microsoft Live Space: http://kerem-g.spaces.live.com/ Latest Open-Source Projects: http://entwicklung.junetz.de ----------------------- "This reply is provided as is, without warranty express or implied." "Doron Holan [MSFT]" <doronh(a)online.microsoft.com> schrieb im Newsbeitrag news:eyF336LtIHA.4876(a)TK2MSFTNGP02.phx.gbl... > it was an offhand linux (mascot) reference > > d > > -- > Please do not send e-mail directly to this alias. this alias is for > newsgroup purposes only. > This posting is provided "AS IS" with no warranties, and confers no rights. > > > "Kerem G�mr�kc�" <kareem114(a)hotmail.com> wrote in message > news:%2367j9CLtIHA.548(a)TK2MSFTNGP06.phx.gbl... > > Hi Pavel, > > > >>... is this because of the whole season spent among penguins? 8~\ > > > > I dont understand this,...:-) > > What you mean by "penguins",...? > > > > > > Regards > > > > Kerem > > > > -- > > ----------------------- > > Beste Gr�sse / Best regards / Votre bien devoue > > Kerem G�mr�kc� > > Microsoft Live Space: http://kerem-g.spaces.live.com/ > > Latest Open-Source Projects: http://entwicklung.junetz.de > > ----------------------- > > "This reply is provided as is, without warranty express or implied." > > > > "Pavel A." <pavel_a(a)NOwritemeNO.com> schrieb im Newsbeitrag > > news:%23$5jPhKtIHA.2064(a)TK2MSFTNGP05.phx.gbl... > >> "Ben Voigt [C++ MVP]" <rbv(a)nospam.nospam> wrote in message > >> news:u#V7VWDtIHA.5832(a)TK2MSFTNGP02.phx.gbl... > >> > Pavel A. wrote: > >> >> IMHO it would be nice to have "uniform" way to talk to services, > >> >> whether they are kernel drivers or normal usermode services. > >> >> Ioctls are only for kernel drivers. > >> >> I'd like to be able to eventually move my stuff out of kernel (by same > >> >> reasons as for moving drivers to UMDF), > >> >> but keep same interface. > >> >> If pipes are out, what else is left - maybe lpc? > >> > > >> > A user-mode wrapper interface that hides the communication details > >> > perhaps. > >> > >> Been there, done that - but would like to avoid in next projects. > >> > >> ... is this because of the whole season spent among penguins? 8~\ > >> > >> --PA > >> > >> > > > > > |