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// Send Actions for DeviceState state machine
#include <assert.h>
#include "pEp_internal.h"
#include "keymanagement.h"
#include "message.h"
#include "sync_fsm.h"
#include "baseprotocol.h"
#include "map_asn1.h"
#include "../asn.1/DeviceGroup-Protocol.h"
#include "sync_impl.h"
#include "../asn.1/Beacon.h"
#include "../asn.1/HandshakeRequest.h"
#include "../asn.1/GroupKeys.h"
#include "../asn.1/GroupUpdate.h"
#include "../asn.1/UpdateRequest.h"
// sendBeacon() - send Beacon message
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) (must be NULL)
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS sendBeacon(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
if (!(session && state))
return PEP_ILLEGAL_VALUE;
PEP_STATUS status = PEP_STATUS_OK;
DeviceGroup_Protocol_t *msg = new_DeviceGroup_Protocol_msg(DeviceGroup_Protocol__payload_PR_beacon);
if (!msg)
goto enomem;
bool encrypted = false;
status = multicast_self_msg(session, state, msg, encrypted);
if (status != PEP_STATUS_OK)
goto error;
free_DeviceGroup_Protocol_msg(msg);
return PEP_STATUS_OK;
enomem:
status = PEP_OUT_OF_MEMORY;
error:
free_DeviceGroup_Protocol_msg(msg);
return status;
}
// sendHandshakeRequest() - send HandshakeRequest message
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS sendHandshakeRequest(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
if (!(session && state))
return PEP_ILLEGAL_VALUE;
PEP_STATUS status = PEP_STATUS_OK;
DeviceGroup_Protocol_t *msg = new_DeviceGroup_Protocol_msg(DeviceGroup_Protocol__payload_PR_handshakeRequest);
if (!msg)
goto enomem;
msg->payload.choice.handshakeRequest.partner_id =
OCTET_STRING_new_fromBuf(&asn_DEF_UTF8String,
partner->user_id, -1);
if (partner->user_id && !msg->payload.choice.handshakeRequest.partner_id)
goto enomem;
char *devgrp = NULL;
status = get_device_group(session, &devgrp);
if (status == PEP_STATUS_OK && devgrp && devgrp[0])
msg->payload.choice.handshakeRequest.group_id =
OCTET_STRING_new_fromBuf(&asn_DEF_UTF8String,
devgrp, -1);
free(devgrp);
if (devgrp && !msg->payload.choice.handshakeRequest.partner_id)
goto enomem;
bool encrypted = true;
status = unicast_msg(session, partner, state, msg, encrypted);
if (status != PEP_STATUS_OK)
goto error;
free_DeviceGroup_Protocol_msg(msg);
return PEP_STATUS_OK;
enomem:
status = PEP_OUT_OF_MEMORY;
error:
free_DeviceGroup_Protocol_msg(msg);
return status;
}
// sendGroupKeys() - send GroupKeys message
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS sendGroupKeys(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
if (!(session && state))
return PEP_ILLEGAL_VALUE;
PEP_STATUS status = PEP_STATUS_OK;
identity_list *kl = new_identity_list(NULL);
DeviceGroup_Protocol_t *msg = new_DeviceGroup_Protocol_msg(DeviceGroup_Protocol__payload_PR_groupKeys);
if (!msg)
goto enomem;
status = _own_identities_retrieve(session, &kl, PEP_idf_not_for_sync);
if (status != PEP_STATUS_OK)
goto error;
if (IdentityList_from_identity_list(kl, &msg->payload.choice.groupKeys.ownIdentities) == NULL)
goto enomem;
msg->payload.choice.groupKeys.partner_id =
OCTET_STRING_new_fromBuf(&asn_DEF_UTF8String,
partner->user_id, -1);
if (partner->user_id && !msg->payload.choice.groupKeys.partner_id)
goto enomem;
char *devgrp = NULL;
status = get_device_group(session, &devgrp);
if (status == PEP_STATUS_OK && devgrp && devgrp[0])
msg->payload.choice.groupKeys.group_id =
OCTET_STRING_new_fromBuf(&asn_DEF_UTF8String,
devgrp, -1);
free(devgrp);
if (devgrp && !msg->payload.choice.groupKeys.partner_id)
goto enomem;
bool encrypted = true;
status = unicast_msg(session, partner, state, msg, encrypted);
if (status != PEP_STATUS_OK)
goto error;
free_identity_list(kl);
free_DeviceGroup_Protocol_msg(msg);
return PEP_STATUS_OK;
enomem:
status = PEP_OUT_OF_MEMORY;
error:
free_DeviceGroup_Protocol_msg(msg);
free_identity_list(kl);
return status;
}
// sendGroupUpdate() - send GroupUpdate message
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) (must be NULL)
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS sendGroupUpdate(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
if (!(session && state))
return PEP_ILLEGAL_VALUE;
PEP_STATUS status = PEP_STATUS_OK;
identity_list *kl = new_identity_list(NULL);
DeviceGroup_Protocol_t *msg = new_DeviceGroup_Protocol_msg(DeviceGroup_Protocol__payload_PR_groupUpdate);
if (!msg)
goto enomem;
status = _own_identities_retrieve(session, &kl, PEP_idf_not_for_sync);
if (status != PEP_STATUS_OK)
goto error;
if (IdentityList_from_identity_list(kl, &msg->payload.choice.groupUpdate.ownIdentities) == NULL)
goto enomem;
bool encrypted = true;
status = multicast_self_msg(session, state, msg, encrypted);
if (status != PEP_STATUS_OK)
goto error;
free_identity_list(kl);
free_DeviceGroup_Protocol_msg(msg);
return PEP_STATUS_OK;
enomem:
status = PEP_OUT_OF_MEMORY;
error:
free_DeviceGroup_Protocol_msg(msg);
return status;
}
// sendUpdateRequest() - send UpdateRequest message
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) (must be NULL)
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS sendUpdateRequest(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
if (!(session && state))
return PEP_ILLEGAL_VALUE;
PEP_STATUS status = PEP_STATUS_OK;
DeviceGroup_Protocol_t *msg = new_DeviceGroup_Protocol_msg(DeviceGroup_Protocol__payload_PR_updateRequest);
if (!msg)
goto enomem;
bool encrypted = true;
status = multicast_self_msg(session, state, msg, encrypted);
if (status != PEP_STATUS_OK)
goto error;
free_DeviceGroup_Protocol_msg(msg);
return PEP_STATUS_OK;
enomem:
status = PEP_OUT_OF_MEMORY;
error:
free_DeviceGroup_Protocol_msg(msg);
return status;
}
PEP_STATUS _notifyHandshake(
PEP_SESSION session,
Identity partner,
sync_handshake_signal signal
);
// notifyInitFormGroup() - notify InitFormGroup to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyInitFormGroup(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_INIT_FORM_GROUP);
}
// notifyInitAddOurDevice() - notify InitAddOurDevice to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyInitAddOurDevice(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_INIT_ADD_OUR_DEVICE);
}
// notifyAcceptedGroupCreated() - notify AcceptedGroupCreated to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyAcceptedGroupCreated(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_ACCEPTED_GROUP_CREATED);
}
// notifyTimeout() - notify Timeout to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyTimeout(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_TIMEOUT);
}
// notifyAcceptedDeviceAdded() - notify AcceptedDeviceAdded to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyAcceptedDeviceAdded(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_ACCEPTED_DEVICE_ADDED);
}
// notifyInitAddOtherDevice() - notify InitAddOtherDevice to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyInitAddOtherDevice(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_INIT_ADD_OTHER_DEVICE);
}
// notifyInitMoveOurDevice() - notify InitMoveOurDevice to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyInitMoveOurDevice(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_INIT_MOVE_OUR_DEVICE);
}
// notifyOvertaken() - notify Overtaken to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyOvertaken(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_OVERTAKEN);
}
// notifyAcceptedDeviceMoved() - notify AcceptedDeviceMoved to app
//
// params:
// session (in) session handle
// state (in) state the state machine is in
// partner (in) partner to communicate with
//
// returns:
// PEP_STATUS_OK or any other value on error
PEP_STATUS notifyAcceptedDeviceMoved(
PEP_SESSION session,
DeviceState_state state,
Identity partner,
void *extra
)
{
assert(session && state);
assert(extra == NULL);
if (!(session && state && extra == NULL))
return PEP_ILLEGAL_VALUE;
return _notifyHandshake(session, partner, SYNC_NOTIFY_ACCEPTED_DEVICE_MOVED);
}