/************************************************************************** * * 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 "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_ADDRESS my_address; BACNET_ERROR_CLASS error_class = ERROR_CLASS_OBJECT; BACNET_ERROR_CODE error_code = ERROR_CODE_UNKNOWN_OBJECT; int bytes_sent = 0; /* decode the service request only */ len = wp_decode_service_request(service_request, service_len, &wp_data); 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"); /* prepare a reply */ datalink_get_my_address(&my_address); /* encode the NPDU portion of the packet */ pdu_len = npdu_encode_apdu(&Handler_Transmit_Buffer[0], src, &my_address, false, /* true for confirmed messages */ MESSAGE_PRIORITY_NORMAL); /* bad decoding or something we didn't understand - send an abort */ if (len == -1) { pdu_len += abort_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, ABORT_REASON_OTHER); fprintf(stderr, "Sending Abort!\n"); } else if (service_data->segmented_message) { pdu_len += abort_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, ABORT_REASON_SEGMENTATION_NOT_SUPPORTED); fprintf(stderr, "Sending Abort!\n"); } else { switch (wp_data.object_type) { case OBJECT_DEVICE: if (Device_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for Device!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Property Error for Device!\n"); } break; case OBJECT_ANALOG_INPUT: case OBJECT_BINARY_INPUT: error_class = ERROR_CLASS_PROPERTY; error_code = ERROR_CODE_WRITE_ACCESS_DENIED; pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error!\n"); break; case OBJECT_BINARY_OUTPUT: if (Binary_Output_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for BO!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for BO!\n"); } break; case OBJECT_BINARY_VALUE: if (Binary_Value_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for BV!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for BV!\n"); } break; case OBJECT_ANALOG_OUTPUT: if (Analog_Output_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for AO!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for AO!\n"); } break; case OBJECT_ANALOG_VALUE: if (Analog_Value_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for AV!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for AV!\n"); } break; case OBJECT_LIFE_SAFETY_POINT: if (Life_Safety_Point_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for LSP!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for LSP!\n"); } break; case OBJECT_MULTI_STATE_OUTPUT: if (Multistate_Output_Write_Property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for MSO!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for MSO!\n"); } break; #if BACFILE case OBJECT_FILE: if (bacfile_write_property(&wp_data, &error_class, &error_code)) { pdu_len += encode_simple_ack(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY); fprintf(stderr, "Sending Write Property Simple Ack for File!\n"); } else { pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Write Access Error for File!\n"); } break; #endif default: pdu_len += bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len], service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY, error_class, error_code); fprintf(stderr, "Sending Unknown Object Error!\n"); break; } } bytes_sent = datalink_send_pdu(src, /* destination address */ &Handler_Transmit_Buffer[0], pdu_len); /* number of bytes of data */ if (bytes_sent <= 0) fprintf(stderr, "Failed to send PDU (%s)!\n", strerror(errno)); return; }