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This document explains what is expected from applications and what oFono
will do for an emergency call request in different states.
Case 1: Call in offline and SIM present state
Expected from UI/applications:
- Online property of org.ofono.Modem interface should be set to TRUE.
- Dial method should be called with the dialled number.
What oFono will do:
- Modem will be set to online.
- Post online atoms will be created.
- Upon reception of Dial request, Emergency mode is activated.
- Once the call is ended, Emergency mode is deactivated.
- Modem remains in online mode with full funcationality.
Case 2: Call in SIM Present and PIN required state
Expected from UI/applications:
- If the user enters emergency number in the PIN entry dialog, then
Online property on org.ofono.Modem interface should be set to TRUE.
- List of Emergency numbers can be known from the
EmergencyNumbers property on the org.ofono.VoiceCallManager
interface.
- Dial method should be called with the dialled number
What oFono will do:
- Modem will be set to online.
- Upon reception of Dial request, Emergency mode is activated.
- Once the call is ended, Emergency mode is deactivated.
- Modem remains in online mode but the functionalities will be
limited.
Case 3: Call in SIM Present and PIN required state - Dial cancelled by user
Expected from UI/applications:
- If the user enters emergency number in the PIN entry dialog, then
Online property on org.ofono.Modem interface should be set to TRUE.
- List of Emergency numbers can be known from the
EmergencyNumbers property on the org.ofono.VoiceCallManager
interface.
- Dial method should be called with the dialled number
- Upon dial cancellation by user, HangupAll should be called.
What oFono will do:
- Modem will be set to online.
- Post SIM and Post online atoms are not created.
- Upon reception of Dial request, Emergency mode is activated.
- Upon dial cancellation(HangupAll request), Emergency mode is
deactivated.
- Modem remains in online mode but the functionalities will be
limited.
Case 4: Call in No SIM state
Expected from UI/applications:
- Online property on org.ofono.Modem interface should be set to TRUE.
- Dial method should be called with the dialled number
What oFono will do:
- Modem will be set to online.
- Post SIM and Post online atoms not created.
- If the dialed number is an Emergeny number, Emergency mode is
activated.
- Once the call is ended, Emergency mode is deactivated.
- Modem remains in online mode but the functionalities will be
limited.
Case 5: Call in No SIM state - PIN disabled SIM inserted during emergency call
Expected from UI/applications:
- Online property on org.ofono.Modem interface should be set to TRUE.
- Dial method should be called with the dialled number
What oFono will do:
- Modem will be set to online.
- Post SIM and Post online atoms are not created.
- If the dialed number is an Emergeny number, Emergency mode is
activated.
- Upon PIN disabled SIM detection, Post SIM and Post online
atoms are created.
- Once the call is ended, Emergency mode is deactivated.
- Modem remains in online mode with full functionality.
Case 6: Call in No SIM state - PIN enabled SIM inserted during emergency call
Expected from UI/applications:
- Online property on org.ofono.Modem interface should be set to TRUE.
- Dial method should be called with the dialled number
What oFono will do:
- Modem will be set to online.
- Post SIM and Post online atoms are not created.
- If the dialed number is an Emergeny number, Emergency mode is
activated.
- Upon PIN enabled SIM detection, applications will be informed
of the pin status via PinRequired property on the
org.ofono.SimManager interface.
- Once the call is ended, Emergency mode is deactivated.
- Modem remains in online mode but the functionalities will be
limited.
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