diff --git a/src/meas_lat.c b/src/meas_lat.c
index 0095ef7..6d936e0 100644
--- a/src/meas_lat.c
+++ b/src/meas_lat.c
@@ -110,9 +110,8 @@ void measlat_stop(
     int net_fd, int timer_fd) {
   if (ms->mp_in->counter < mctx->mp.max_measure) return;
   if (ms->mp_out->counter < mctx->mp.max_measure) return;
-
   printf("[states] measurement %d+%d terminated\n", net_fd, timer_fd);
-  measure_summary (&mctx->mp, ms);
+  measure_summary (&(mctx->mp), ms);
   evt_core_rm_fd(ctx, timer_fd);
   if (!(mctx->connectionless && mctx->role == MEASLAT_SERVER))
     evt_core_rm_fd(ctx, net_fd);
diff --git a/src/measure.c b/src/measure.c
index 6b304ae..6b5d0a1 100644
--- a/src/measure.c
+++ b/src/measure.c
@@ -158,6 +158,12 @@ int cmpuint64t(const void* u1, const void* u2) {
   return *i1 < *i2 ? -1 : 1;
 }
 
+void measure_param_print(struct measure_params* mp) {
+  fprintf(stderr,
+          "measure_params {\n\tmax_measure: %lu\n\tpayload_size: %lu\n\tinterval: %lu\n\tis_server: %u\n\ttag: %s\n}\n",
+          mp->max_measure, mp->payload_size, mp->interval, mp->is_server, mp->tag);
+}
+
 void measure_summary(struct measure_params* mp, struct measure_state* ms) {
   char uuidstr[128];
   uuid_unparse (ms->uuid, uuidstr);
diff --git a/src/measure.h b/src/measure.h
index 02e699c..6f727e7 100644
--- a/src/measure.h
+++ b/src/measure.h
@@ -30,9 +30,11 @@ struct measure_packet {
   uint8_t flag;
   struct timespec emit_time;
 };
+#pragma pack()
 
 void measure_params_init(struct measure_params* mp);
 void measure_params_setpl (struct measure_params* mp, size_t plsize);
+void measure_param_print(struct measure_params* mp);
 
 void measure_state_init(struct measure_params* mp, struct measure_state* ms);
 void measure_state_free(struct measure_state* ms);
@@ -42,3 +44,4 @@ struct measure_packet* measure_generate(struct measure_params* mp, struct measur
 
 void measure_next_tick(struct measure_params *mp, struct measure_state* ms, struct timespec *next);
 void measure_summary(struct measure_params* mp, struct measure_state* ms);
+
diff --git a/src/packet.h b/src/packet.h
index d622ab0..b0a7316 100644
--- a/src/packet.h
+++ b/src/packet.h
@@ -78,6 +78,7 @@ union abstract_packet {
     } content;
   } fmt;
 };
+#pragma pack()
 
 struct buffer_packet {
   enum BP_MODE mode;
diff --git a/src/socks5.h b/src/socks5.h
index 3365a60..e4ae26a 100644
--- a/src/socks5.h
+++ b/src/socks5.h
@@ -94,13 +94,11 @@ struct client_handshake {
     uint8_t methods[255];
 };
 
-#pragma pack(1)
 struct server_handshake {
     uint8_t ver;
     uint8_t method;
 };
 
-#pragma pack(1)
 struct client_request {
     uint8_t ver;
     uint8_t cmd;
@@ -110,7 +108,6 @@ struct client_request {
     uint16_t port;
 };
 
-#pragma pack(1)
 struct server_reply {
     uint8_t ver;
     uint8_t rep;
@@ -119,6 +116,7 @@ struct server_reply {
     union socks5_addr bind_addr;
     uint16_t port;
 };
+#pragma pack()
 
 struct socks5_ctx {
   uint16_t port;