header type uint16_t -> uint8_t, -46 bytes of program memory

src/PJON.h

@@ -155,12 +155,12 @@ class PJON {
       char *destination,
       const char *source,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
       uint8_t index = 0;
-      if(header == PJON_FAIL) header = config;
+      if(header == PJON_NO_HEADER) header = config;
       if(length > 255) header |= PJON_EXT_LEN_BIT;
       if((config & PJON_PORT_BIT) || (requested_port != PJON_BROADCAST))
         header |= PJON_PORT_BIT;
@@ -273,7 +273,7 @@ class PJON {
       const char *packet,
       uint16_t length,
       uint32_t timing,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST,
       uint16_t p_index = PJON_FAIL
@@ -354,8 +354,8 @@ class PJON {
 
     /* Calculate packet overhead: */
 
-    uint8_t packet_overhead(uint16_t header = PJON_FAIL) const {
-      header = (header == PJON_FAIL) ? config : header;
+    uint8_t packet_overhead(uint8_t  header = PJON_NO_HEADER) const {
+      header = (header == PJON_NO_HEADER) ? config : header;
       return (
         (
           (header & PJON_MODE_BIT) ?
@@ -626,7 +626,7 @@ class PJON {
     uint16_t reply(
       const char *packet,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -650,7 +650,7 @@ class PJON {
       uint8_t id,
       const char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -664,7 +664,7 @@ class PJON {
       const uint8_t *b_id,
       const char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -682,7 +682,7 @@ class PJON {
       const uint8_t *b_id,
       const char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -714,7 +714,7 @@ class PJON {
       const char *string,
       uint16_t length,
       uint32_t timing,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -732,7 +732,7 @@ class PJON {
       const char *string,
       uint16_t length,
       uint32_t timing,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -766,7 +766,7 @@ class PJON {
       uint8_t id,
       char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -781,7 +781,7 @@ class PJON {
       const uint8_t *b_id,
       char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST
     ) {
@@ -800,7 +800,7 @@ class PJON {
       const uint8_t *b_id,
       const char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST,
       uint32_t timeout = 3000000
@@ -846,7 +846,7 @@ class PJON {
       uint8_t id,
       const char *string,
       uint16_t length,
-      uint16_t header = PJON_FAIL,
+      uint8_t  header = PJON_NO_HEADER,
       uint16_t p_id = 0,
       uint16_t requested_port = PJON_BROADCAST,
       uint32_t timeout = 3000000

src/PJONDefines.h

@@ -90,8 +90,9 @@ limitations under the License. */
 #define PJON_FAIL         65535
 #define PJON_TO_BE_SENT      74
 
+/* No header present */
+#define PJON_NO_HEADER      0B01011000
 /* HEADER BITS DEFINITION: */
-
 /* 0 - Local network
    1 - Shared  network */
 #define PJON_MODE_BIT       0B00000001