Hi Steven, Steven wrote: > Hi Zhang, > > Zhang, Zhenhua wrote: >> Hi Steven, >> >> Steven wrote: >>> Hi Zhang >>> Zhang, Zhenhua wrote: >>>> Hi Marcel, >>>> >>>> Marcel Holtmann wrote: >>>>> Hi Steven, >>>>> >>>>>> I have a little question just as the title said? >>>>>> In Ofono how to connect PPP to Linux socket, when we receive >>>>>> packet from network, how the packet go through the kernel to >>>>>> application？ >>>>>> >>>>>> modem -->PPP-->? --> linux kernel(network part)--> socket --> >>>>>> application? >>>>> it is more like this: >>>>> >>>>> modem -> TTY -> PPP -> TUN/TAP -> Kernel Net-Stack -> socket -> >>>>> application. >>>>> >>>>> With the TTY being in kernel, the PPP being in userspace, and >>>>> TUN/TAP etc. begin in the kernel again. >>>>> >>>>> A future enhancement is to use the kernel PPP layer, but we >>>>> haven't gotten there yet. >>>> I am interested to know how could we use kernel PPP layer instead >>>> of gatppp. Shall we add this item into our TODO? >>>> >>> Maybe you can reference to RILD in Android, it used kernel PPP. >> >> Thanks. Will take a look then. > > This information is a good start point. > http://www.devdiv.net/viewthread-26543 > > But only for Chinese people:(
Thanks. I have read this before. ;-). The original article is from maxleng's blog: http://blog.csdn.net/maxleng/archive/2010/05/10/5576509.aspx However, it's just a big picture about phone stack in Android. It said nothing about how Android works with kernel PPP layer. > B.R > > Steven > > --------------------------------------------------------------------------------------------------- > Confidentiality Notice: The information contained in this e-mail and > any accompanying attachment(s) is intended only for the use of the > intended recipient and may be confidential and/or privileged of > Neusoft Corporation, its subsidiaries and/or its affiliates. If any > reader of this communication is not the intended recipient, > unauthorized use, forwarding, printing, storing, disclosure or > copying is strictly prohibited, and may be unlawful.If you have > received this communication in error,please immediately notify the > sender by return e-mail, and delete the original message and all > copies from your system. Thank you. > --------------------------------------------------------------------------------------------------- > _______________________________________________ > ofono mailing list > [email protected] > http://lists.ofono.org/listinfo/ofono Regards, Zhenhua _______________________________________________ ofono mailing list [email protected] http://lists.ofono.org/listinfo/ofono
