/************************************************************************** * * Copyright (C) 2005 Steve Karg * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * *********************************************************************/ #include #include #include #include #include #include "config.h" #include "txbuf.h" #include "bacdef.h" #include "bacdcode.h" #include "apdu.h" #include "npdu.h" #include "abort.h" #include "wp.h" /* demo objects */ #include "device.h" #include "ai.h" #include "ao.h" #include "av.h" #include "bi.h" #include "bo.h" #include "bv.h" #include "lc.h" #include "lsp.h" #include "mso.h" #if BACFILE #include "bacfile.h" #endif void handler_write_property(uint8_t * service_request, uint16_t service_len, BACNET_ADDRESS * src, BACNET_CONFIRMED_SERVICE_DATA * service_data) { BACNET_WRITE_PROPERTY_DATA wp_data; int len = 0; int pdu_len = 0; BACNET_NPDU_DATA npdu_data; BACNET_ERROR_CLASS error_class = ERROR_CLASS_OBJECT; BACNET_ERROR_CODE error_code = ERROR_CODE_UNKNOWN_OBJECT; int bytes_sent = 0; BACNET_ADDRESS my_address; /* decode the service request only */ len = wp_decode_service_request(service_request, service_len, &wp_data); /* encode the NPDU portion of the packet */ datalink_get_my_address(&my_address); npdu_encode_npdu_data(&npdu_data, false, MESSAGE_PRIORITY_NORMAL); pdu_len = npdu_encode_pdu(&Handler_Transmit_Buffer[0], src, &my_address, &npdu_data); #if PRINT_ENABLED fprintf(stderr, "Received Write-Property Request!\n"); if (len > 0) fprintf(stderr, "type=%u instance=%u property=%u index=%d\n", wp_data.object_type, wp_data.object_instance, wp_data.object_property, wp_data.array_index); else fprintf(stderr, "Unable to decode Write-Property Request!\n"); #endif /* bad decoding or something we didn't understand - send an abort */ if (len <= 0) { len = abort_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, ABORT_REASON_OTHER, true); #if PRINT_ENABLED fprintf(stderr, "Sending Abort!\n"); #endif } else if (service_data->segmented_message) { len = abort_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, ABORT_REASON_SEGMENTATION_NOT_SUPPORTED, true); #if PRINT_ENABLED fprintf(stderr, "Sending Abort!\n"); #endif } else { switch (wp_data.object_type) { case OBJECT_DEVICE: if (Device_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for Device!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Error for Device!\n"); #endif } break; case OBJECT_ANALOG_INPUT: case OBJECT_BINARY_INPUT: error_class = ERROR_CLASS_PROPERTY; error_code = ERROR_CODE_WRITE_ACCESS_DENIED; len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error!\n"); #endif break; case OBJECT_BINARY_OUTPUT: if (Binary_Output_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for BO!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for BO!\n"); #endif } break; case OBJECT_BINARY_VALUE: if (Binary_Value_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for BV!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for BV!\n"); #endif } break; case OBJECT_ANALOG_OUTPUT: if (Analog_Output_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for AO!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for AO!\n"); #endif } break; case OBJECT_ANALOG_VALUE: if (Analog_Value_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for AV!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for AV!\n"); #endif } break; case OBJECT_LIFE_SAFETY_POINT: if (Life_Safety_Point_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for LSP!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for LSP!\n"); #endif } break; case OBJECT_LOAD_CONTROL: if (Load_Control_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for Load Control!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for Load Control!\n"); #endif } break; case OBJECT_MULTI_STATE_OUTPUT: if (Multistate_Output_Write_Property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for MSO!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for MSO!\n"); #endif } break; #if BACFILE case OBJECT_FILE: if (bacfile_write_property(&wp_data, &error_class, &error_code)) { len = encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); #if PRINT_ENABLED fprintf(stderr, "Sending Write Property Simple Ack for File!\n"); #endif } else { len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Write Access Error for File!\n"); #endif } break; #endif /* BACFILE */ default: len = bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); #if PRINT_ENABLED fprintf(stderr, "Sending Unknown Object Error!\n"); #endif break; } } pdu_len += len; bytes_sent = datalink_send_pdu(src, &npdu_data, &Handler_Transmit_Buffer[0], pdu_len); #if PRINT_ENABLED if (bytes_sent <= 0) fprintf(stderr, "Failed to send PDU (%s)!\n", strerror(errno)); #endif return; }