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This commit is contained in:
skarg
2007-11-29 15:56:53 +00:00
parent c585241c03
commit 411d6c1b24
236 changed files with 17864 additions and 15724 deletions
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bacnet-stack/ports/atmega168/apdu.c
+46 -42
View File
@@ -41,7 +41,8 @@
#include "bacenum.h"
#include "handlers.h"
bool apdu_service_supported(BACNET_SERVICES_SUPPORTED service_supported)
bool apdu_service_supported(
BACNET_SERVICES_SUPPORTED service_supported)
{
bool status = false;
@@ -57,13 +58,15 @@ bool apdu_service_supported(BACNET_SERVICES_SUPPORTED service_supported)
return status;
}
uint16_t apdu_decode_confirmed_service_request(uint8_t * apdu, /* APDU data */
uint16_t apdu_decode_confirmed_service_request(
uint8_t * apdu, /* APDU data */
uint16_t apdu_len,
BACNET_CONFIRMED_SERVICE_DATA * service_data,
uint8_t * service_choice,
uint8_t ** service_request, uint16_t * service_request_len)
uint8_t ** service_request,
uint16_t * service_request_len)
{
uint16_t len = 0; /* counts where we are in PDU */
uint16_t len = 0; /* counts where we are in PDU */
service_data->segmented_message = (apdu[0] & BIT3) ? true : false;
service_data->more_follows = (apdu[0] & BIT2) ? true : false;
@@ -84,55 +87,56 @@ uint16_t apdu_decode_confirmed_service_request(uint8_t * apdu, /* APDU data */
return len;
}
void apdu_handler(BACNET_ADDRESS * src, uint8_t * apdu, /* APDU data */
void apdu_handler(
BACNET_ADDRESS * src,
uint8_t * apdu, /* APDU data */
uint16_t apdu_len)
{
BACNET_CONFIRMED_SERVICE_DATA service_data = { 0 };
uint8_t service_choice = 0;
uint8_t *service_request = NULL;
uint16_t service_request_len = 0;
uint16_t len = 0; /* counts where we are in PDU */
uint16_t len = 0; /* counts where we are in PDU */
if (apdu) {
/* PDU Type */
switch (apdu[0] & 0xF0) {
case PDU_TYPE_CONFIRMED_SERVICE_REQUEST:
len = apdu_decode_confirmed_service_request(&apdu[0], /* APDU data */
apdu_len,
&service_data,
&service_choice, &service_request, &service_request_len);
if (service_choice == SERVICE_CONFIRMED_READ_PROPERTY) {
handler_read_property(service_request,
service_request_len, src, &service_data);
}
#if 0
else if (service_choice == SERVICE_CONFIRMED_WRITE_PROPERTY) {
handler_write_property(service_request,
service_request_len, src, &service_data);
}
case PDU_TYPE_CONFIRMED_SERVICE_REQUEST:
len = apdu_decode_confirmed_service_request(&apdu[0], /* APDU data */
apdu_len,
&service_data,
&service_choice, &service_request, &service_request_len);
if (service_choice == SERVICE_CONFIRMED_READ_PROPERTY) {
handler_read_property(service_request,
service_request_len, src, &service_data);
}
#if 0
else if (service_choice == SERVICE_CONFIRMED_WRITE_PROPERTY) {
handler_write_property(service_request,
service_request_len, src, &service_data);
}
#endif
else {
handler_unrecognized_service(service_request,
service_request_len, src, &service_data);
}
break;
case PDU_TYPE_UNCONFIRMED_SERVICE_REQUEST:
service_choice = apdu[1];
service_request = &apdu[2];
service_request_len = apdu_len - 2;
if (service_choice == SERVICE_UNCONFIRMED_WHO_IS) {
handler_who_is(service_request,
service_request_len, src);
}
break;
case PDU_TYPE_SIMPLE_ACK:
case PDU_TYPE_COMPLEX_ACK:
case PDU_TYPE_SEGMENT_ACK:
case PDU_TYPE_ERROR:
case PDU_TYPE_REJECT:
case PDU_TYPE_ABORT:
default:
break;
else {
handler_unrecognized_service(service_request,
service_request_len, src, &service_data);
}
break;
case PDU_TYPE_UNCONFIRMED_SERVICE_REQUEST:
service_choice = apdu[1];
service_request = &apdu[2];
service_request_len = apdu_len - 2;
if (service_choice == SERVICE_UNCONFIRMED_WHO_IS) {
handler_who_is(service_request, service_request_len, src);
}
break;
case PDU_TYPE_SIMPLE_ACK:
case PDU_TYPE_COMPLEX_ACK:
case PDU_TYPE_SEGMENT_ACK:
case PDU_TYPE_ERROR:
case PDU_TYPE_REJECT:
case PDU_TYPE_ABORT:
default:
break;
}
}
return;