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-rw-r--r--trafgen.c14
-rw-r--r--trafgen_conf.h4
-rw-r--r--trafgen_parser.y2
3 files changed, 5 insertions, 15 deletions
diff --git a/trafgen.c b/trafgen.c
index d2d43bb..2897880 100644
--- a/trafgen.c
+++ b/trafgen.c
@@ -316,20 +316,10 @@ static void apply_counter(int id)
struct counter *counter = &packet_dyn[id].cnt[j];
val = counter->val - counter->min;
-
- switch (counter->type) {
- case TYPE_INC:
- val = (val + counter->inc) % (counter->max - counter->min + 1);
- break;
- case TYPE_DEC:
- val = (val - counter->inc) % (counter->min - counter->max + 1);
- break;
- default:
- bug();
- }
+ val = (val + counter->inc) % (counter->max - counter->min + 1);
counter->val = val + counter->min;
- packets[id].payload[counter->off] = val;
+ packets[id].payload[counter->off] = counter->val;
}
}
diff --git a/trafgen_conf.h b/trafgen_conf.h
index a0bbe43..fcbbb17 100644
--- a/trafgen_conf.h
+++ b/trafgen_conf.h
@@ -22,8 +22,8 @@ enum csum {
};
struct counter {
- int type;
- uint8_t min, max, inc, val;
+ int type, inc;
+ uint8_t min, max, val;
off_t off;
};
diff --git a/trafgen_parser.y b/trafgen_parser.y
index a42dc30..4d83af6 100644
--- a/trafgen_parser.y
+++ b/trafgen_parser.y
@@ -147,7 +147,7 @@ static inline void __setup_new_counter(struct counter *c, uint8_t start,
{
c->min = start;
c->max = stop;
- c->inc = stepping;
+ c->inc = (type == TYPE_INC) ? stepping : -stepping;
c->val = (type == TYPE_INC) ? start : stop;
c->off = payload_last;
c->type = type;