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Added optional 4th parameter to bacawf to control the number of bytes sent in each write of a file.

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This commit is contained in:
skarg
2010-02-16 22:47:13 +00:00
parent 24b9e013be
commit b60af74651
1 changed files with 26 additions and 18 deletions
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bacnet-stack/demo/writefile/main.c
+26 -18
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@@ -56,6 +56,7 @@ static uint8_t Rx_Buf[MAX_MPDU] = { 0 };
/* global variables used in this file */
static uint32_t Target_File_Object_Instance = 4194303;
static uint32_t Target_Device_Object_Instance = 4194303;
static uint32_t Target_File_Requested_Octet_Count;
static BACNET_ADDRESS Target_Address;
static char *Local_File_Name = NULL;
static bool End_Of_File_Detected = false;
@@ -177,7 +178,7 @@ int main(
if (argc < 4) {
/* FIXME: what about access method - record or stream? */
printf("%s device-instance file-instance local-name\r\n",
printf("%s device-instance file-instance local-name [octet count]\r\n",
filename_remove_path(argv[0]));
return 0;
}
@@ -195,6 +196,9 @@ int main(
Target_File_Object_Instance, BACNET_MAX_INSTANCE + 1);
return 1;
}
if (argc > 4) {
Target_File_Requested_Octet_Count = strtol(argv[4], NULL, 0);
}
/* setup my info */
Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
address_init();
@@ -229,23 +233,27 @@ int main(
address_bind_request(Target_Device_Object_Instance, &max_apdu,
&Target_Address);
if (found) {
/* calculate the smaller of our APDU size or theirs
and remove the overhead of the APDU (varies depending on size).
note: we could fail if there is a bottle neck (router)
and smaller MPDU in betweeen. */
if (max_apdu < MAX_APDU)
my_max_apdu = max_apdu;
else
my_max_apdu = MAX_APDU;
/* Typical sizes are 50, 128, 206, 480, 1024, and 1476 octets */
if (my_max_apdu <= 50)
requestedOctetCount = my_max_apdu - 19;
else if (my_max_apdu <= 480)
requestedOctetCount = my_max_apdu - 32;
else if (my_max_apdu <= 1476)
requestedOctetCount = my_max_apdu - 64;
else
requestedOctetCount = my_max_apdu / 2;
if (Target_File_Requested_Octet_Count) {
requestedOctetCount = Target_File_Requested_Octet_Count;
} else {
/* calculate the smaller of our APDU size or theirs
and remove the overhead of the APDU (varies depending on size).
note: we could fail if there is a bottle neck (router)
and smaller MPDU in betweeen. */
if (max_apdu < MAX_APDU)
my_max_apdu = max_apdu;
else
my_max_apdu = MAX_APDU;
/* Typical sizes are 50, 128, 206, 480, 1024, and 1476 octets */
if (my_max_apdu <= 50)
requestedOctetCount = my_max_apdu - 19;
else if (my_max_apdu <= 480)
requestedOctetCount = my_max_apdu - 32;
else if (my_max_apdu <= 1476)
requestedOctetCount = my_max_apdu - 64;
else
requestedOctetCount = my_max_apdu / 2;
}
/* has the previous invoke id expired or returned?
note: invoke ID = 0 is invalid, so it will be idle */
if ((invoke_id == 0) || tsm_invoke_id_free(invoke_id)) {