Added externs declarations to header files to handle C++ compilation.

Cleaned up BACnet/IP API a little.

bacnet-stack/abort.h

@@ -37,6 +37,10 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 int abort_encode_apdu(
   uint8_t *apdu, 
   uint8_t invoke_id,
@@ -59,5 +63,9 @@ int abort_decode_apdu(
 void testAbort(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/address.h

@@ -39,6 +39,10 @@
 #include <stdbool.h>
 #include "bacdef.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 void address_init(void);
 
 void address_copy(
@@ -80,4 +84,8 @@ void address_add_binding(
   unsigned max_apdu,
   BACNET_ADDRESS *src);  
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/ai.h

@@ -29,6 +29,10 @@
 #include <stdint.h>
 #include "bacdef.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 bool Analog_Input_Valid_Instance(uint32_t object_instance);
 unsigned Analog_Input_Count(void);
 uint32_t Analog_Input_Index_To_Instance(unsigned index);
@@ -46,4 +50,8 @@ int Analog_Input_Encode_Property_APDU(
 void testAnalogInput(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/ao.h

@@ -31,6 +31,10 @@
 #include "bacerror.h"
 #include "wp.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 bool Analog_Output_Valid_Instance(uint32_t object_instance);
 unsigned Analog_Output_Count(void);
 uint32_t Analog_Output_Index_To_Instance(unsigned index);
@@ -53,4 +57,8 @@ bool Analog_Output_Write_Property(
 void testAnalogOutput(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/apdu.h

@@ -39,6 +39,10 @@
 #include "bacdef.h"
 #include "bacenum.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 typedef struct _confirmed_service_data 
 {
   bool segmented_message;
@@ -139,4 +143,8 @@ void apdu_handler(
   uint8_t *apdu, // APDU data
   uint16_t pdu_len); // for confirmed messages
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/arf.h

@@ -64,8 +64,11 @@ typedef struct BACnet_Atomic_Read_File_Data
   bool endOfFile;
 } BACNET_ATOMIC_READ_FILE_DATA;
 
-// Atomic Read File
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
 
+// Atomic Read File
 // encode service
 int arf_encode_apdu(
   uint8_t *apdu, 
@@ -111,5 +114,9 @@ void test_AtomicReadFile(Test * pTest);
 void test_AtomicReadFileAck(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/awf.h

@@ -62,8 +62,11 @@ typedef struct BACnet_Atomic_Write_File_Data
   unsigned fileDataLength;
 } BACNET_ATOMIC_WRITE_FILE_DATA;
 
-// Atomic Write File
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
 
+// Atomic Write File
 // encode service
 int awf_encode_apdu(
   uint8_t *apdu, 
@@ -108,5 +111,9 @@ void test_AtomicWriteFile(Test * pTest);
 void test_AtomicWriteFileAck(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/bacdcode.h

@@ -64,6 +64,10 @@ typedef struct BACnet_Time
   uint8_t hundredths;
 } BACNET_TIME;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // from clause 20.2.1 General Rules for Encoding BACnet Tags
 // returns the number of apdu bytes consumed
 int encode_tag(uint8_t * apdu, uint8_t tag_number, bool context_specific,
@@ -212,4 +216,8 @@ int decode_max_apdu(uint8_t octet);
 int encode_simple_ack(uint8_t * apdu, uint8_t invoke_id, 
   uint8_t service_choice);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/bacerror.h

@@ -38,6 +38,10 @@
 #include <stdbool.h>
 #include "bacenum.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 int bacerror_encode_apdu(
   uint8_t *apdu, 
   uint8_t invoke_id,
@@ -66,5 +70,9 @@ int bacerror_decode_apdu(
 void testBACError(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/bacfile.h

@@ -41,6 +41,10 @@
 #include "apdu.h"
 #include "arf.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 char *bacfile_name(uint32_t instance);
 bool bacfile_valid_instance(uint32_t object_instance);
 uint32_t bacfile_count(void);
@@ -66,4 +70,8 @@ int bacfile_encode_property_apdu(
   BACNET_ERROR_CLASS *error_class,
   BACNET_ERROR_CODE *error_code);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/bigend.h

@@ -1,6 +1,10 @@
 #ifndef BIGEND_H
 #define BIGEND_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // Big-Endian systems save the most significant byte first. 
 // Sun and Motorola processors, IBM-370s and PDP-10s are big-endian.
 // for example, a 4 byte integer 67305985 is 0x04030201 in hexidecimal.
@@ -19,4 +23,8 @@
 
 int big_endian(void);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/bip.c

@@ -39,11 +39,11 @@
 #include "net.h" // custom per port
 
 static int BIP_Socket = -1;
-/* port to use - stored in network byte order */
+/* port to use - stored in host byte order */
 static uint16_t BIP_Port = 0;
-/* IP Address - stored in network byte order */
+/* IP Address - stored in host byte order */
 static struct in_addr BIP_Address;
-/* Broadcast Address */
+/* Broadcast Address - stored in host byte order */
 static struct in_addr BIP_Broadcast_Address;
 
 void bip_set_socket(int sock_fd)
@@ -90,18 +90,6 @@ void bip_set_address(
     set_network_address(&BIP_Address, octet1, octet2, octet3, octet4);
 }
 
-// Win32 shortcut
-void bip_set_addr(struct in_addr *net_address)
-{
-    BIP_Address.s_addr = htonl(net_address->s_addr);
-}
-
-// Win32 shortcut
-unsigned long bip_get_addr(void)
-{
-    return BIP_Address.s_addr;
-}
-
 void bip_set_broadcast_address(
     uint8_t octet1,
     uint8_t octet2,
@@ -111,25 +99,44 @@ void bip_set_broadcast_address(
     set_network_address(&BIP_Broadcast_Address, octet1, octet2, octet3, octet4);
 }
 
-// Win32 shortcut
+// set using network byte order
-void bip_set_ipv4_broadcast_s_addr(
+void bip_set_addr(uint32_t net_address)
-  unsigned long address)
 {
-    BIP_Broadcast_Address.s_addr = address;
+    BIP_Address.s_addr = ntohl(net_address);
 }
 
+// returns host byte order
+uint32_t bip_get_addr(void)
+{
+    return BIP_Address.s_addr;
+}
+
+// set using network byte order
+void bip_set_broadcast_addr(uint32_t net_address)
+{
+    BIP_Broadcast_Address.s_addr = ntohl(net_address);
+}
+
+// returns host byte order
+uint32_t bip_get_broadcast_addr(void)
+{
+    return BIP_Broadcast_Address.s_addr;
+}
+
+// set using host byte order
 void bip_set_port(uint16_t port)
 {
-    BIP_Port = htons(port);
+    BIP_Port = port;
 }
 
+// returns host byte order
 uint16_t bip_get_port(void)
 {
     return BIP_Port;
 }
 
-/* function to send a packet out the 802.2 socket */
+/* function to send a packet out the BACnet/IP socket (Annex J) */
-/* returns number of bytes sent on success, negative on failure */
+/* returns number of bytes sent on success, negative number on failure */
 static int bip_send(
   struct sockaddr_in *bip_dest,
   uint8_t *pdu, // any data to be sent - may be null
@@ -144,7 +151,7 @@ static int bip_send(
         return BIP_Socket;
 
     mtu[0] = 0x81; /* BVLL for BACnet/IP */
-    if (bip_dest->sin_addr.s_addr == BIP_Broadcast_Address.s_addr)
+    if (bip_dest->sin_addr.s_addr == htonl(BIP_Broadcast_Address.s_addr))
         mtu[1] = 0x0B; /* Original-Broadcast-NPDU */
     else
         mtu[1] = 0x0A; /* Original-Unicast-NPDU */
@@ -162,7 +169,7 @@ static int bip_send(
 }
 
 /* function to send a packet out the BACnet/IP socket (Annex J) */
-/* returns number of bytes sent on success, negative on failure */
+/* returns number of bytes sent on success, negative number on failure */
 int bip_send_pdu(
   BACNET_ADDRESS *dest,  // destination address
   uint8_t *pdu, // any data to be sent - may be null
@@ -181,8 +188,8 @@ int bip_send_pdu(
     /* broadcast */
     else if (dest->mac_len == 0)
     {
-        bip_dest.sin_addr.s_addr = BIP_Broadcast_Address.s_addr;
+        bip_dest.sin_addr.s_addr = htonl(BIP_Broadcast_Address.s_addr);
-        bip_dest.sin_port = BIP_Port;
+        bip_dest.sin_port = htons(BIP_Port);
         memset(&(bip_dest.sin_zero), '\0', 8);
     }
     else
@@ -270,13 +277,14 @@ uint16_t bip_receive(
                 sin.sin_port);
             // FIXME: check destination address
             // see if it is broadcast or for us
-    
             /* decode the length of the PDU - length is inclusive of BVLC */
             (void)decode_unsigned16(&buf[2],&pdu_len);
             /* copy the buffer into the PDU */
             pdu_len -= 4; /* BVLC header */
             if (pdu_len < max_pdu)
                 memmove(&pdu[0],&buf[4],pdu_len);
+            // ignore packets that are too large
+            // clients should check my max-apdu first
             else
                 pdu_len = 0;
         }
@@ -291,9 +299,9 @@ void bip_get_my_address(BACNET_ADDRESS *my_address)
   
   my_address->mac_len = 6;
   (void)encode_unsigned32(&my_address->mac[0], 
-    BIP_Address.s_addr);
+    htonl(BIP_Address.s_addr));
   (void)encode_unsigned16(&my_address->mac[4], 
-    BIP_Port);
+    htons(BIP_Port));
   my_address->net = 0; /* local only, no routing */
   my_address->len = 0; /* no SLEN */
   for (i = 0; i < MAX_MAC_LEN; i++)
@@ -314,9 +322,9 @@ void bip_get_broadcast_address(
   {
     dest->mac_len = 6;
     (void)encode_unsigned32(&dest->mac[0],
-      BIP_Broadcast_Address.s_addr);
+      htonl(BIP_Broadcast_Address.s_addr));
     (void)encode_unsigned16(&dest->mac[4], 
-      BIP_Port);
+      htons(BIP_Port));
     dest->net = BACNET_BROADCAST_NETWORK;
     dest->len = 0; /* no SLEN */
     for (i = 0; i < MAX_MAC_LEN; i++)

bacnet-stack/bip.h

@@ -38,11 +38,16 @@
 #include <stdint.h>
 #include <stddef.h>
 #include "bacdef.h"
+#include "net.h"
 
 // specific defines for Ethernet
 #define MAX_HEADER (1 + 1 + 2)
 #define MAX_MPDU (MAX_HEADER+MAX_PDU)
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // note: define init and cleanup in your ports section
 bool bip_init(void);
 
@@ -74,8 +79,25 @@ void bip_set_address(uint8_t octet1, uint8_t octet2,
 void bip_set_broadcast_address(uint8_t octet1, uint8_t octet2, 
   uint8_t octet3, uint8_t octet4);
   
+// use host byte order for setting
 void bip_set_port(uint16_t port);
+// returns host byte order
 uint16_t bip_get_port(void);
+
+// use network byte order for setting
+void bip_set_addr(uint32_t net_address);
+// returns host byte order
+uint32_t bip_get_addr(void);
+
+// use network byte order for setting
+void bip_set_broadcast_addr(uint32_t net_address);
+// returns host byte order
+uint32_t bip_get_broadcast_addr(void);
+
 void bip_set_interface_name(char *ifname);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/crc.h

@@ -38,7 +38,15 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 uint8_t CRC_Calc_Header(uint8_t dataValue, uint8_t crcValue);
 uint16_t CRC_Calc_Data(uint8_t dataValue, uint16_t crcValue);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/datalink.h

@@ -51,6 +51,10 @@
 #include "bip.h"
 #endif
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 /* returns number of bytes sent on success, negative on failure */
 int datalink_send_pdu(
   BACNET_ADDRESS *dest,  // destination address
@@ -70,4 +74,8 @@ void datalink_get_broadcast_address(
 void datalink_get_my_address(
   BACNET_ADDRESS *my_address);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/device.h

@@ -40,6 +40,10 @@
 #include "bacenum.h"
 #include "wp.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 uint32_t Device_Object_Instance_Number(void);
 void Device_Set_Object_Instance_Number(uint32_t object_id);
 bool Device_Valid_Object_Instance_Number(uint32_t object_id);
@@ -96,5 +100,9 @@ bool Device_Write_Property(
   BACNET_ERROR_CLASS *error_class,
   BACNET_ERROR_CODE *error_code);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/dlmstp.h

@@ -44,6 +44,10 @@
 #define MAX_HEADER (2+1+1+1+2+1+2+1)
 #define MAX_MPDU (MAX_HEADER+MAX_PDU)
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 /* returns number of bytes sent on success, negative on failure */
 int dlmstp_send_pdu(
   BACNET_ADDRESS *dest,  // destination address
@@ -62,4 +66,8 @@ void dlmstp_get_my_address(BACNET_ADDRESS *my_address);
 void dlmstp_get_broadcast_address(
   BACNET_ADDRESS *dest);  // destination address
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/ethernet.h

@@ -43,6 +43,10 @@
 #define MAX_HEADER (6+6+2+1+1+1)
 #define MAX_MPDU (MAX_HEADER+MAX_PDU)
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 bool ethernet_valid(void);
 void ethernet_cleanup(void);
 bool ethernet_init(char *interface_name);
@@ -75,4 +79,8 @@ void ethernet_get_my_address(BACNET_ADDRESS *my_address);
 void ethernet_get_broadcast_address(
   BACNET_ADDRESS *dest);  // destination address
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/handlers.h

@@ -36,6 +36,10 @@ extern bool I_Am_Request;
 // flag to send a global Who-Is
 extern bool Who_Is_Request;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 void UnrecognizedServiceHandler(
   uint8_t *service_request,
   uint16_t service_len,
@@ -87,4 +91,8 @@ void AtomicReadFileAckHandler(
   BACNET_ADDRESS *src,
   BACNET_CONFIRMED_SERVICE_ACK_DATA *service_data);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/iam.h

@@ -38,6 +38,10 @@
 #include <stdbool.h>
 #include "bacdef.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 int iam_encode_apdu(
   uint8_t *apdu, 
   uint32_t device_id,
@@ -71,4 +75,8 @@ int iam_send(uint8_t *buffer);
 void testIAm(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/mstp.h

@@ -204,6 +204,10 @@ struct mstp_port_struct_t
 // At 9600 baud, 40 bit times would be about 4.166 milliseconds
 #define Tturnaround  40;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 void MSTP_Init(
   volatile struct mstp_port_struct_t *mstp_port,
   uint8_t this_station_mac);
@@ -211,4 +215,8 @@ void MSTP_Millisecond_Timer(volatile struct mstp_port_struct_t *mstp_port);
 void MSTP_Receive_Frame_FSM(volatile struct mstp_port_struct_t *mstp_port);
 void MSTP_Master_Node_FSM(volatile struct mstp_port_struct_t *mstp_port);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/npdu.h

@@ -53,6 +53,10 @@ typedef struct bacnet_npdu_data_t
   uint8_t hop_count;
 } BACNET_NPDU_DATA;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 uint8_t npdu_encode_max_seg_max_apdu(int max_segs, int max_apdu);
 int npdu_encode_raw(
   uint8_t *npdu,
@@ -78,4 +82,8 @@ void npdu_handler(
   uint8_t *pdu, // PDU data
   uint16_t pdu_len); // length PDU 
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/ports/linux/bip-init.c

@@ -74,7 +74,7 @@ bool bip_init(void)
     // bind the socket to the local port number and IP address
     sin.sin_family = AF_INET;
     sin.sin_addr.s_addr = htonl(INADDR_ANY);
-    sin.sin_port = bip_get_port();
+    sin.sin_port = htons(bip_get_port());
     memset(&(sin.sin_zero), '\0', 8);
     status = bind(sock_fd,
         (const struct sockaddr*)&sin, sizeof(struct sockaddr));

bacnet-stack/ports/linux/main.c

@@ -81,43 +81,19 @@ static int get_local_address_ioctl(
     return rv;
 }
 
-static void decode_network_address(struct in_addr *net_address,
-    uint8_t *octet1, uint8_t *octet2, uint8_t *octet3, uint8_t *octet4)
-{
-    union {
-        uint8_t byte[4];
-        uint32_t value;
-    } long_data = {{0}};
-
-    long_data.value = net_address->s_addr;
-
-    *octet1 = long_data.byte[0];
-    *octet2 = long_data.byte[1];
-    *octet3 = long_data.byte[2];
-    *octet4 = long_data.byte[3];
-}
-
 static void Init_Network(char *ifname)
 {
     struct in_addr local_address;
     struct in_addr broadcast_address;
-    uint8_t octet1; 
-    uint8_t octet2; 
-    uint8_t octet3; 
-    uint8_t octet4;
 
     /* setup local address */
     get_local_address_ioctl(ifname, &local_address, SIOCGIFADDR);
-    decode_network_address(&local_address, &octet1, &octet2, &octet3, &octet4);
+    bip_set_addr(local_address.s_addr);
-    bip_set_address(octet1, octet2, octet3, octet4);
+    fprintf(stderr,"IP Address: %s\n",inet_ntoa(local_address));
-    fprintf(stderr,"IP Address: %d.%d.%d.%d\n",
-      (int)octet1, (int)octet2, (int)octet3, (int)octet4);   
     /* setup local broadcast address */
     get_local_address_ioctl(ifname, &broadcast_address, SIOCGIFBRDADDR);
-    decode_network_address(&broadcast_address, &octet1, &octet2, &octet3, &octet4);
+    bip_set_broadcast_addr(broadcast_address.s_addr);
-    bip_set_broadcast_address(octet1, octet2, octet3, octet4);
+    fprintf(stderr,"Broadcast Address: %s\n",inet_ntoa(broadcast_address));   
-    fprintf(stderr,"Broadcast Address: %d.%d.%d.%d\n",
-      (int)octet1, (int)octet2, (int)octet3, (int)octet4);   
 }
 #endif
 
@@ -360,7 +336,7 @@ int main(int argc, char *argv[])
     {
       case 1:
         // used for testing, but kind of noisy on the network
-        //Read_Properties();
+        Read_Properties();
         break;
       case 2:
         break;

bacnet-stack/ports/rtos32/bip-init.c

@@ -50,7 +50,7 @@ bool bip_init(void)
     // bind the socket to the local port number and IP address
     sin.sin_family = AF_INET;
     sin.sin_addr.s_addr = htonl(INADDR_ANY);
-    sin.sin_port = BIP_Port;
+    sin.sin_port = htons(bip_get_port());
     memset(&(sin.sin_zero), '\0', 8);
     rv = bind(BIP_Socket, 
         (const struct sockaddr*)&sin, sizeof(struct sockaddr));

bacnet-stack/ports/win32/bip-init.c

@@ -79,7 +79,7 @@ bool bip_init(void)
     // bind the socket to the local port number and IP address
     sin.sin_family = AF_INET;
     sin.sin_addr.s_addr = htonl(INADDR_ANY);
-    sin.sin_port = bip_get_port();
+    sin.sin_port = htons(bip_get_port());
     memset(&(sin.sin_zero), '\0', 8);
     rv = bind(sock_fd,
         (const struct sockaddr*)&sin, sizeof(struct sockaddr));

bacnet-stack/ports/win32/main.c

@@ -205,9 +205,9 @@ static void NetInitialize(void)
     exit(1);
   }
   address.s_addr = gethostaddr();
-  bip_set_addr(&address);
+  bip_set_addr(address.s_addr);
   /* local broadcast address */
-  bip_set_ipv4_broadcast_s_addr(INADDR_BROADCAST);
+  bip_set_broadcast_addr(INADDR_BROADCAST);
   /* configure standard BACnet/IP port */
   bip_set_port(0xBAC0);
 }

bacnet-stack/ports/win32/net.h

@@ -26,6 +26,9 @@
 #ifndef NET_H
 #define NET_H
 
+#define WIN32_LEAN_AND_MEAN
+#define STRICT
+
 #include <winsock2.h>
 
 #define close closesocket

bacnet-stack/reject.h

@@ -37,6 +37,10 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 int reject_encode_apdu(
   uint8_t *apdu, 
   uint8_t invoke_id,
@@ -58,5 +62,9 @@ int reject_decode_apdu(
 void testReject(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/ringbuf.h

@@ -52,16 +52,24 @@ struct ring_buffer_t
 };
 typedef struct ring_buffer_t RING_BUFFER;
 
-extern bool Ringbuf_Empty(RING_BUFFER const *b);
+#ifdef __cplusplus
-extern char *Ringbuf_Get_Front(RING_BUFFER const *b);
+extern "C" {
-extern char *Ringbuf_Pop_Front(RING_BUFFER *b);
+#endif /* __cplusplus */
-extern bool Ringbuf_Put(
+
+bool Ringbuf_Empty(RING_BUFFER const *b);
+char *Ringbuf_Get_Front(RING_BUFFER const *b);
+char *Ringbuf_Pop_Front(RING_BUFFER *b);
+bool Ringbuf_Put(
   RING_BUFFER *b, // ring buffer structure
   char *data_element); // one element to add to the ring
-extern void Ringbuf_Init(
+void Ringbuf_Init(
   RING_BUFFER *b, // ring buffer structure
   char *data, // data block or array of data
   unsigned element_size, // size of one element in the data block
   unsigned element_count); // number of elements in the data block
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/rp.h

@@ -47,6 +47,10 @@ typedef struct BACnet_Read_Property_Data
   int application_data_len;
 } BACNET_READ_PROPERTY_DATA;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // encode service
 int rp_encode_apdu(
   uint8_t *apdu, 
@@ -89,5 +93,9 @@ void test_ReadProperty(Test * pTest);
 void test_ReadPropertyAck(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/rpm.h

@@ -53,6 +53,10 @@ typedef struct BACnet_Read_Property_Multiple_Data
   unsigned property_list_len;
 } BACNET_READ_PROPERTY_MULTIPLE_DATA;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // encode service
 int rpm_encode_apdu(
   uint8_t *apdu, 
@@ -95,5 +99,9 @@ void test_ReadProperty(Test * pTest);
 void test_ReadPropertyAck(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/rs485.h

@@ -39,6 +39,10 @@
 #include <stdint.h>
 #include "mstp.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 void RS485_Initialize(void);
 
 void RS485_Send_Frame(
@@ -51,4 +55,8 @@ void RS485_Check_UART_Data(
 
 void RS485_Process_Tx_Message(void);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif

bacnet-stack/tsm.h

@@ -84,6 +84,10 @@ typedef struct BACnet_TSM_Data
   unsigned pdu_len;
 } BACNET_TSM_DATA;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 bool tsm_transaction_available(void);
 uint8_t tsm_transaction_idle_count(void);
 void tsm_timer_milliseconds(uint16_t milliseconds);
@@ -104,5 +108,9 @@ bool tsm_get_transaction_pdu(
   uint8_t *pdu,
   uint16_t *pdu_len);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/whois.h

@@ -37,6 +37,10 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // encode service  - use -1 for limit if you want unlimited
 int whois_encode_apdu(
   uint8_t *apdu, 
@@ -59,5 +63,9 @@ int whois_decode_apdu(
 void testWhoIs(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif
 

bacnet-stack/wp.h

@@ -75,6 +75,10 @@ typedef struct BACnet_Write_Property_Data
   uint8_t priority; // use 0 if not setting the priority
 } BACNET_WRITE_PROPERTY_DATA;
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 // encode service
 int wp_encode_apdu(
   uint8_t *apdu, 
@@ -100,5 +104,9 @@ void test_ReadProperty(Test * pTest);
 void test_ReadPropertyAck(Test * pTest);
 #endif
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif