This set of patch will make hdlc layer detecting "+...+...+" character to suspend PPP server and resume AT server: either for receiving ATH (implemented in one other future patch) either for receiving ATO (implemented in a future 2nd set of patch) Guillaume Zajac (6): gat: add GAtSuspendFunc CB typedef gathdlc: add prototype to set suspend function. gathdlc: add mechanism to detect ppp suspension from DUN client. gatppp: add prototype to set ppp suspend function. gatppp: add g_at_ppp_set_suspend_function() definition. emulator: add ppp_suspend implementation and registration. gatchat/gat.h | 1 + gatchat/gathdlc.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++++ gatchat/gathdlc.h | 3 ++ gatchat/gatppp.c | 8 +++++++ gatchat/gatppp.h | 2 + src/emulator.c | 10 +++++++++ 6 files changed, 82 insertions(+), 0 deletions(-)