Don't write accounting files if not required.

[l2tpns.git] / tbf.c

diff --git a/tbf.c b/tbf.c
index d3090ac..0f6cf5b 100644 (file)
--- a/tbf.c
+++ b/tbf.c
@@ -1,6 +1,6 @@
 // L2TPNS: token bucket filters
 
-char const *cvs_id_tbf = "$Id: tbf.c,v 1.4 2004-07-08 16:54:35 bodea Exp $";
+char const *cvs_id_tbf = "$Id: tbf.c,v 1.6 2004-09-02 04:18:07 fred_nerk Exp $";
 
 #define _GNU_SOURCE
 
@@ -12,40 +12,7 @@ char const *cvs_id_tbf = "$Id: tbf.c,v 1.4 2004-07-08 16:54:35 bodea Exp $";
 #include "util.h"
 #include "tbf.h"
 
-// Need a time interval.
-
-#define TBF_MAX_QUEUE  2       // Maximum of 2 queued packet per
-#define TBF_MAX_SIZE   3000    // Maxiumum queued packet size is 2048.
-
-#define TBF_MAX_CREDIT 6000    // Maximum 6000 bytes of credit.
-#define TBF_RATE       360     // 360 bytes per 1/10th of a second.
-
-typedef struct {
-       int             credit;
-       int             lasttime;
-       int             queued;
-       int             oldest; // Position of packet in the ring buffer.
-       sessionidt      sid;    // associated session ID.
-       int             max_credit; // Maximum amount of credit available (burst size).
-       int             rate;   // How many bytes of credit per second we get? (sustained rate)
-       void            (*send)(sessionidt s, u8 *, int);       // Routine to actually send out the data.
-       int             prev;   // Timer chain position.
-       int             next;   // Timer chain position.
-
-       u32     b_queued;       // Total bytes sent through this TBF
-       u32     b_sent;         // Total bytes sucessfully made it to the network.
-       u32     p_queued;       // ditto packets.
-       u32     p_sent;         // ditto packets.
-       u32     b_dropped;      // Total bytes dropped.
-       u32     p_dropped;      // Total packets dropped.
-       u32     p_delayed;      // Total packets not sent immediately.
-
-       int             sizes[TBF_MAX_QUEUE];
-       char            packets[TBF_MAX_QUEUE][TBF_MAX_SIZE];
-} tbft;
-
-
-static tbft *filter_list = NULL;
+tbft *filter_list = NULL;
 static int filter_list_size = 0;
 
 static int timer_chain = -1;   // Head of timer chain.
@@ -54,8 +21,7 @@ static void tbf_run_queue(int tbf_id);
 
 void init_tbf(void)
 {
-       filter_list = mmap(NULL, sizeof(*filter_list) * MAXTBFS, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
-       if (!filter_list)
+       if ((filter_list = shared_malloc(sizeof(*filter_list) * MAXTBFS)) == MAP_FAILED)
                return;
 
        filter_list_size = MAXTBFS;