uint8_t *util_unhex(char *in, size_t len, uint8_t *out)
{
uint32_t j;
uint8_t *c = out;
if(!out || !in) return NULL;
if(!len) len = strlen(in);
for(j=0; (j+1)<len; j+=2)
{
*c = ((hexcode(in[j]) * 16) & 0xF0) + (hexcode(in[j+1]) & 0xF);
c++;
}
return out;
}
char *util_ishex(char *str, uint32_t len)
{
uint32_t i;
for(i=0;i<len;i++)
{
if(!str[i]) return NULL;
if(str[i] == hexcode(str[i])) return NULL;
}
return str;
}
/*===========================================================================
FUNCTION loc_ni_request_handler
DESCRIPTION
Displays the NI request and awaits user input. If a previous request is
in session, it is ignored.
RETURN VALUE
none
===========================================================================*/
static void loc_ni_request_handler(const char *msg, const rpc_loc_ni_event_s_type *ni_req)
{
GpsNiNotification notif;
char lcs_addr[32]; // Decoded LCS address for UMTS CP NI
notif.size = sizeof(notif);
strlcpy(notif.text, "[text]", sizeof notif.text); // defaults
strlcpy(notif.requestor_id, "[requestor id]", sizeof notif.requestor_id);
/* If busy, use default or deny */
if (loc_eng_ni_data.notif_in_progress)
{
/* XXX Consider sending a NO RESPONSE reply or queue the request */
LOC_LOGW("loc_ni_request_handler, notification in progress, new NI request ignored, type: %d",
ni_req->event);
}
else {
/* Print notification */
LOC_LOGD("NI Notification: %s, event: %d", msg, ni_req->event);
pthread_mutex_lock(&loc_eng_ni_data.loc_ni_lock);
/* Save request */
memcpy(&loc_eng_ni_data.loc_ni_request, ni_req, sizeof loc_eng_ni_data.loc_ni_request);
/* Set up NI response waiting */
loc_eng_ni_data.notif_in_progress = TRUE;
loc_eng_ni_data.current_notif_id = abs(rand());
/* Fill in notification */
notif.notification_id = loc_eng_ni_data.current_notif_id;
const rpc_loc_ni_vx_notify_verify_req_s_type *vx_req;
const rpc_loc_ni_supl_notify_verify_req_s_type *supl_req;
const rpc_loc_ni_umts_cp_notify_verify_req_s_type *umts_cp_req;
switch (ni_req->event)
{
case RPC_LOC_NI_EVENT_VX_NOTIFY_VERIFY_REQ:
vx_req = &ni_req->payload.rpc_loc_ni_event_payload_u_type_u.vx_req;
notif.ni_type = GPS_NI_TYPE_VOICE;
notif.timeout = LOC_NI_NO_RESPONSE_TIME; // vx_req->user_resp_timer_val;
memset(notif.extras, 0, sizeof notif.extras);
memset(notif.text, 0, sizeof notif.text);
memset(notif.requestor_id, 0, sizeof notif.requestor_id);
// Requestor ID
hexcode(notif.requestor_id, sizeof notif.requestor_id,
vx_req->requester_id.requester_id,
vx_req->requester_id.requester_id_length);
notif.text_encoding = 0; // No text and no encoding
notif.requestor_id_encoding = convert_encoding_type(vx_req->encoding_scheme);
// Set default_response & notify_flags
loc_ni_fill_notif_verify_type(¬if, vx_req->notification_priv_type);
// Privacy override handling
if (vx_req->notification_priv_type == RPC_LOC_NI_USER_PRIVACY_OVERRIDE)
{
loc_eng_mute_one_session();
}
break;
case RPC_LOC_NI_EVENT_UMTS_CP_NOTIFY_VERIFY_REQ:
umts_cp_req = &ni_req->payload.rpc_loc_ni_event_payload_u_type_u.umts_cp_req;
notif.ni_type = GPS_NI_TYPE_UMTS_CTRL_PLANE;
notif.timeout = LOC_NI_NO_RESPONSE_TIME; // umts_cp_req->user_response_timer;
memset(notif.extras, 0, sizeof notif.extras);
memset(notif.text, 0, sizeof notif.text);
memset(notif.requestor_id, 0, sizeof notif.requestor_id);
// Stores notification text
#if (AMSS_VERSION==3200)
hexcode(notif.text, sizeof notif.text,
umts_cp_req->notification_text.notification_text_val,
umts_cp_req->notification_length);
#else
hexcode(notif.text, sizeof notif.text,
umts_cp_req->notification_text,
umts_cp_req->notification_length);
#endif /* #if (AMSS_VERSION==3200) */
// Stores requestor ID
#if (AMSS_VERSION==3200)
hexcode(notif.requestor_id, sizeof notif.requestor_id,
umts_cp_req->requestor_id.requestor_id_string.requestor_id_string_val,
umts_cp_req->requestor_id.string_len);
#else
hexcode(notif.requestor_id, sizeof notif.requestor_id,
umts_cp_req->requestor_id.requestor_id_string,
umts_cp_req->requestor_id.string_len);
#endif
// Encodings
notif.text_encoding = convert_encoding_type(umts_cp_req->datacoding_scheme);
notif.requestor_id_encoding = convert_encoding_type(umts_cp_req->datacoding_scheme);
// LCS address (using extras field)
if (umts_cp_req->ext_client_address_data.ext_client_address_len != 0)
{
// Copy LCS Address into notif.extras in the format: Address = 012345
strlcat(notif.extras, LOC_NI_NOTIF_KEY_ADDRESS, sizeof notif.extras);
strlcat(notif.extras, " = ", sizeof notif.extras);
int addr_len = 0;
const char *address_source = NULL;
#if (AMSS_VERSION==3200)
address_source = umts_cp_req->ext_client_address_data.ext_client_address.ext_client_address_val;
#else
address_source = umts_cp_req->ext_client_address_data.ext_client_address;
#endif /* #if (AMSS_VERSION==3200) */
addr_len = decode_address(lcs_addr, sizeof lcs_addr,
address_source, umts_cp_req->ext_client_address_data.ext_client_address_len);
// The address is ASCII string
if (addr_len)
{
strlcat(notif.extras, lcs_addr, sizeof notif.extras);
}
}
// Set default_response & notify_flags
loc_ni_fill_notif_verify_type(¬if, umts_cp_req->notification_priv_type);
// Privacy override handling
if (umts_cp_req->notification_priv_type == RPC_LOC_NI_USER_PRIVACY_OVERRIDE)
{
loc_eng_mute_one_session();
}
break;
case RPC_LOC_NI_EVENT_SUPL_NOTIFY_VERIFY_REQ:
supl_req = &ni_req->payload.rpc_loc_ni_event_payload_u_type_u.supl_req;
notif.ni_type = GPS_NI_TYPE_UMTS_SUPL;
notif.timeout = LOC_NI_NO_RESPONSE_TIME; // supl_req->user_response_timer;
memset(notif.extras, 0, sizeof notif.extras);
memset(notif.text, 0, sizeof notif.text);
memset(notif.requestor_id, 0, sizeof notif.requestor_id);
// Client name
if (supl_req->flags & RPC_LOC_NI_CLIENT_NAME_PRESENT)
{
#if (AMSS_VERSION==3200)
hexcode(notif.text, sizeof notif.text,
supl_req->client_name.client_name_string.client_name_string_val, /* buffer */
supl_req->client_name.string_len /* length */
);
#else
hexcode(notif.text, sizeof notif.text,
supl_req->client_name.client_name_string, /* buffer */
supl_req->client_name.string_len /* length */
);
#endif /* #if (AMSS_VERSION==3200) */
LOC_LOGV("SUPL NI: client_name: %s len=%d", notif.text, supl_req->client_name.string_len);
}
else {
LOC_LOGV("SUPL NI: client_name not present.");
}
// Requestor ID
if (supl_req->flags & RPC_LOC_NI_REQUESTOR_ID_PRESENT)
{
#if (AMSS_VERSION==3200)
hexcode(notif.requestor_id, sizeof notif.requestor_id,
supl_req->requestor_id.requestor_id_string.requestor_id_string_val, /* buffer */
supl_req->requestor_id.string_len /* length */
);
#else
hexcode(notif.requestor_id, sizeof notif.requestor_id,
supl_req->requestor_id.requestor_id_string, /* buffer */
supl_req->requestor_id.string_len /* length */
);
#endif /* #if (AMSS_VERSION==3200) */
LOC_LOGV("SUPL NI: requestor_id: %s len=%d", notif.requestor_id, supl_req->requestor_id.string_len);
}
else {
LOC_LOGV("SUPL NI: requestor_id not present.");
}
// Encoding type
if (supl_req->flags & RPC_LOC_NI_ENCODING_TYPE_PRESENT)
{
notif.text_encoding = convert_encoding_type(supl_req->datacoding_scheme);
notif.requestor_id_encoding = convert_encoding_type(supl_req->datacoding_scheme);
}
else {
notif.text_encoding = notif.requestor_id_encoding = GPS_ENC_UNKNOWN;
}
// Set default_response & notify_flags
loc_ni_fill_notif_verify_type(¬if, ni_req->payload.rpc_loc_ni_event_payload_u_type_u.supl_req.notification_priv_type);
// Privacy override handling
if (ni_req->payload.rpc_loc_ni_event_payload_u_type_u.supl_req.notification_priv_type == RPC_LOC_NI_USER_PRIVACY_OVERRIDE)
{
loc_eng_mute_one_session();
}
break;
default:
LOC_LOGE("loc_ni_request_handler, unknown request event: %d", ni_req->event);
return;
}
/* Log requestor ID and text for debugging */
LOC_LOGI("Notification: notif_type: %d, timeout: %d, default_resp: %d", notif.ni_type, notif.timeout, notif.default_response);
LOC_LOGI(" requestor_id: %s (encoding: %d)", notif.requestor_id, notif.requestor_id_encoding);
LOC_LOGI(" text: %s text (encoding: %d)", notif.text, notif.text_encoding);
if (notif.extras[0])
{
LOC_LOGI(" extras: %s", notif.extras);
}
/* For robustness, spawn a thread at this point to timeout to clear up the notification status, even though
* the OEM layer in java does not do so.
**/
loc_eng_ni_data.response_time_left = 5 + (notif.timeout != 0 ? notif.timeout : LOC_NI_NO_RESPONSE_TIME);
LOC_LOGI("Automatically sends 'no response' in %d seconds (to clear status)\n", loc_eng_ni_data.response_time_left);
/* @todo may required when android framework issue is fixed
* loc_eng_ni_data.callbacks_ref->create_thread_cb("loc_api_ni", loc_ni_thread_proc, NULL);
*/
int rc = 0;
rc = pthread_create(&loc_eng_ni_data.loc_ni_thread, NULL, loc_ni_thread_proc, NULL);
if (rc)
{
LOC_LOGE("Loc NI thread is not created.\n");
}
rc = pthread_detach(loc_eng_ni_data.loc_ni_thread);
if (rc)
{
LOC_LOGE("Loc NI thread is not detached.\n");
}
pthread_mutex_unlock(&loc_eng_ni_data.loc_ni_lock);
/* Notify callback */
if (loc_eng_data.ni_notify_cb != NULL)
{
loc_eng_data.ni_notify_cb(¬if);
}
}
}
